Uninterruptible power conversion intelligent electric energy meter device and use method thereof

Abstract

The invention relates to the technical field of power equipment, and discloses a device for replacing an intelligent electric energy meter without power interruption and a using method thereof.The device comprises a three-phase intelligent electric energy meter, and an electric energy meter wiring end button cover is clamped to the outer surface of the three-phase intelligent electric energy meter; the semicircular magnets are fixed in all directions to prevent deviation, the end faces are kept parallel, and the half clamp bodies are closed accurately through cooperation of the semicircular clamping columns and the grooves; a locking dial wheel at the tail end of the handle is matched with a spring, a push rod and a connecting rod, the dial wheel pushes the push rod to be locked after closing, and a lead sealing hole can be sealed to prevent misoperation; a special interface module is arranged to connect a mutual inductor and a wire clamp, a terminal button cover and an anti-disassembly cover are matched to ensure reliable connection and continuous measurement, a voltage clamp acquires without power failure, and an intelligent meter monitors and alarms; limiting sliding columns are arranged to guide the sliding groove cylinders to be centered, the symmetrically-distributed sliding groove cylinders and the elastic bands enable the semicircular magnets to be perpendicular to the cable, and magnetic field coupling and accurate metering are guaranteed.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of power equipment, in particular to a device for replacing an intelligent electric energy meter without power interruption and a use method thereof. BACKGROUND

[0002] In daily heavy-load electric energy metering, a current transformer is an essential key metering device. The current transformer for electric energy metering is a key device for transforming a large current on a primary side into a standard small current on a secondary side in proportion in order to facilitate accurate metering by an electric energy meter, and the accuracy and reliability thereof are directly related to the fairness of trade settlement.

[0003] In accurate metering by an electric energy meter, the conventional electric energy metering transformer mainly has two types of a once-through type and a core-in-series type. The once-through type is to connect the primary winding of the transformer in series according to polarity by using a fastener to connect a measured primary loop, and the core-in-series type is to wrap the transformer around the measured primary loop and use the primary loop as the primary winding of the transformer. The installation (removal) of these two types of current transformers has a common feature that the magnet of the ordinary transformer is a closed ring, and the measured loop must be taken out of operation after being disconnected for series connection in use. Therefore, the operation process is not convenient.

[0004] However, there are the following disadvantages. In the use process, in order to ensure the safety of on-site operation, the installation of the metering device needs to be operated with power interruption without special circumstances, which may affect the normal use of electricity by other customers. At the same time, during the on-site operation process, the intelligent non-stop installation device is at risk of being damaged or separated due to human and other factors, which brings potential problems to the operation. In view of this situation, the present application provides a device for replacing an intelligent electric energy meter without power interruption and a use method thereof. SUMMARY

[0005] The present application aims to provide a device for replacing an intelligent electric energy meter without power interruption and a use method thereof to solve the problems in the background art.

[0006] In order to solve the above technical problems, the present application provides the following technical scheme: a device for replacing an intelligent electric energy meter without power interruption, comprising a three-phase intelligent electric energy meter, an electric energy meter terminal button cover being attached to the outer surface of the three-phase intelligent electric energy meter, and further comprising: a special interface module, a tamper-proof cover being attached to the outer surface of the special interface module, and the tamper-proof cover and a threaded groove being used to protect the three-phase intelligent electric energy meter and the special interface module from accidental power interruption caused by human factors; a semicircular magnet, a positioning groove being formed in the interior of the semicircular magnet, and magnet end faces being provided at both ends of the semicircular magnet, the magnet end faces being used to avoid the magnetic permeability of the semicircular magnet from being affected by operation differences; Half pincers one, the inside fixed connection has Z axial positioning one, Z axial positioning two, Y axial positioning and X axial positioning of half pincers one, Z axial positioning one, Z axial positioning two, Y axial positioning and X axial positioning are used for positioning half circle magnet in X, Y, Z three directions.

[0007] According to the above technical scheme, the three-phase intelligent electric energy meter is internally provided with a threaded groove, the threaded groove is internally threadedly connected with a fixing rod, the special interface module is internally fixedly connected with a current terminal, a voltage terminal and a zero line terminal, the lower surface of the special interface module is fixedly connected with a voltage sampling aviation socket and a current sampling aviation socket, the inside of the anti-disassembly cover is provided with an aviation plug outlet hole, the outer surface of the aviation plug outlet hole is fixedly connected with a semicircular limiting flap, the voltage sampling aviation socket and the current sampling aviation socket are internally clamped with a wire aviation plug, and the semicircular limiting flap is used for limiting the wire aviation plug.

[0008] According to the above technical scheme, the pincer body mechanism comprises a connecting seat, the inside of the connecting seat is fixedly connected with a secondary side coil, the inside of the half pincer body one is rotatably connected with a half pincer body two, the inside of the half pincer body one is clamped with a half pincer cover one, the inside of the half pincer body two is clamped with a half pincer cover two, the outer surface of the half pincer body one is fixedly connected with a semicircular clamping column, the inside of the half pincer body two is provided with a semicircular groove, and the lower surface of the half pincer cover one is fixedly connected with an arc-shaped plate one and an arc-shaped plate two.

[0009] According to the above technical scheme, the special interface module is clamped with the three-phase intelligent electric energy meter, the fixing rod is clamped with the anti-disassembly cover, the secondary side coil is sleeved with the half circle magnet, the positioning groove is clamped with the X axial positioning, the lower surfaces of the arc-shaped plate one and the arc-shaped plate two are in contact with the upper surface of the half pincer body one, the semicircular clamping column is clamped with the semicircular groove, and the fixing rod is used for fixing the electric energy meter wiring terminal button cover.

[0010] According to the above technical scheme, the pincer body locking mechanism comprises a rotating column, the rotating column is fixedly connected with the inner wall of the half pincer body two, the inside of the rotating column is rotatably connected with a locking dial, the inside of the locking dial is provided with a lead seal hole, the inside of the lead seal hole is clamped with a lead seal clamping column, the inside of the locking dial is rotatably connected with a connecting rod, the outer surface of the connecting rod is rotatably connected with a sliding push rod, the outer surface of the sliding push rod is fixedly connected with a spring, the outer surface of the spring is fixedly connected with a push rod base, and the sliding push rod is used for closing and locking the half pincer body one and the half pincer body two.

[0011] According to the technical scheme, the locking dial is rotationally connected with the half plier body two, the outer surface of the lead seal clamping column is in contact with the outer surface of the half plier body two, the push rod base is fixedly connected with the inner wall of the half plier body two, the sliding push rod is clamped with the half plier body one and the half plier body two, and the spring is used for resetting the sliding push rod.

[0012] According to the technical scheme, the plier mouth guiding mechanism comprises an arc-shaped sleeve, the outer surface of the arc-shaped sleeve is fixedly connected with a limiting sliding column, the outer surface of the limiting sliding column is slidingly connected with a sliding groove cylinder, the outer surface of the sliding groove cylinder is fixedly connected with an elastic band, and the elastic band is used for pulling the sliding groove cylinder.

[0013] According to the technical scheme, the inner wall of the arc-shaped sleeve is in contact with the lower surface of the half plier body one and the upper surface of the half plier cover one, the elastic band is clamped with the limiting sliding column, the sliding groove cylinder is annularly and symmetrically distributed, the guiding cable enters the center of the plier body, the vertical alignment of the half circle magnet and the cable is realized, and the arc-shaped sleeve is used for limiting the half plier body one and the half plier cover one.

[0014] A use method of uninterruptible intelligent electric energy meter device, comprising the following steps: S1, the voltage line clamp, the lead aviation plug of the transformer mutual inductor, the voltage sampling aviation socket and the current sampling aviation socket corresponding to the special interface module are clamped; S2, the special interface module and the three-phase intelligent electric energy meter are connected, the anti-disassembly cover is clamped, the electric energy meter terminal button cover is clamped, and the fixed rod is locked and protected; S3, the lead seal clamping column is taken out, the half plier body is opened by counterclockwise rotating the locking dial, and the pliers are clamped to the line target phase; S4, the half plier body is locked by clockwise rotating the locking dial, the lead seal clamping column is clamped, and the verticality of the half circle magnet and the cable is ensured through the sliding groove cylinder; S5, the remaining mutual inductors are clamped to the corresponding phase by repeating steps S3-S4, the voltage line clamp is connected, and the uninterruptible connection of the three-phase intelligent electric energy meter is completed.

[0015] Compared with the prior art, the device has the following beneficial effects: 1. The uninterruptible intelligent electric energy meter device is provided with axial positioning and a half circle clamping column, a multidirectional positioning component is used for omnidirectional positioning of the half circle magnet, the half circle magnet can be prevented from deviating and the parallelism of the two end surfaces can be maintained, the clamping and cooperation of the half circle clamping column and the half circle groove ensure that the half plier body one and the half plier body two are accurately aligned and do not deviate when closed, the magnetic permeability of the half circle magnet is stabilized, the influence of operation difference on the magnetic permeability is avoided, and support is provided for the measurement accuracy.

[0016] 2. The uninterruptible intelligent electric energy meter changing device, by setting the handle tail end of the spring and the push rod, the handle inside is equipped with the spring and the push rod, the eccentric hole of the connecting rod is connected with the push rod reserved hole, after the current clamp is closed, the handle tail end of the spring and the push rod are pushed into the limiting groove, the closing locking is realized, the lead seal hole of the handle is sealed as required, the measurement is interrupted due to the misoperation when the lead seal hole is not opened, and continuous and accurate measurement is ensured.

[0017] 3. The uninterruptible intelligent electric energy meter changing device, by setting the electric energy meter wiring end button cover and the anti-disassembly cover, the current sampling is carried out by using the clamp current transformer, the voltage sampling is carried out by using the voltage clamp, and the reliability is ensured by connecting through the special interface module, the special interface module is set in a specific shape according to the standard of the electric energy meter end button and the end box, the end button cover cannot be disassembled after wiring, and the continuous measurement of the electric energy meter is ensured, the voltage sampling insulation clamp can be collected without power failure, the voltage sampling stability is ensured by combining the intelligent meter monitoring to record the voltage loss and alarm.

[0018] 4. The uninterruptible intelligent electric energy meter changing device, by setting the limiting slide column and the slide groove cylinder, the limiting slide column is used to guide the slide groove cylinder to move to the axis center of the half clamp body one and the half clamp body two, the slide groove cylinder and the elastic belt are distributed in a ring shape, the vertical alignment of the half circle magnet and the cable is realized, the complete coupling of the magnetic fields of the two is ensured, the magnetic flux passing through the half circle magnet is uniform, the measurement error is greatly reduced, the actual current value is accurately reflected, and the measurement accuracy is ensured. BRIEF DESCRIPTION OF DRAWINGS

[0019] Figure 1 It is the schematic diagram of the main structure of the application; Figure 2 It is the structure explosion drawing of the electric energy meter wiring end button cover of the application; Figure 3 It is the structure explosion drawing of the special interface module of the application; Figure 4 It is the structure schematic diagram of the clamp body mechanism of the application; Figure 5 It is the structure schematic diagram of the half circle magnet of the application; Figure 6 It is the structure schematic diagram of X, Y and Z axial positioning of the application; Figure 7 It is the structure schematic diagram of the clamp body locking mechanism of the application; Figure 8 It is Figure 7 It is the structure sectional view of D in the middle; Figure 9 It is the structure schematic diagram of the clamp guiding mechanism of the application.

[0020] In the figure: 1, three-phase intelligent electric energy meter; 2, electric energy meter terminal button cover; 21, fixed rod; 22, threaded groove; 23, special interface module; 231, current terminal; 232, voltage terminal; 233, zero line terminal; 234, voltage sampling aviation socket; 235, current sampling aviation socket; 24, anti-disassembly cover; 241, aviation plug outlet hole; 242, semicircular limiting flap; 3, wire aviation plug; 4, clamp body mechanism; 41, connecting seat; 42, secondary side coil; 43, semicircular magnet; 431, positioning groove; 432, magnet end face; 44, half clamp body one; 45, half clamp body two; 46, half clamp cover one; 461, arc plate one; 462, arc plate two; 47, half clamp cover two; 48, Z-axis positioning one; 481, Z-axis positioning two; 482, Y-axis positioning; 483, X-axis positioning; 484, semicircular clamping column; 485, semicircular groove; 5, clamp body locking mechanism; 51, rotating column; 52, locking dial; 521, lead seal hole; 522, lead seal clamping column; 53, connecting rod; 54, sliding push rod; 55, spring; 56, push rod base; 6, clamp guiding mechanism; 61, arc sleeve; 62, limiting sliding column; 63, sliding groove cylinder; 64, elastic band. DETAILED DESCRIPTION

[0021] 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. Obviously, the described embodiments are only some of the embodiments of the present application, not all the embodiments of the present application.

[0022] Examples of the embodiments are shown in the drawings, wherein the same or similar notations represent the same or similar elements or elements with the same or similar functions throughout. The embodiments described below by reference to the drawings are exemplary and are intended to explain the present application, and cannot be understood as a limitation of the present application.

[0023] In the present application, unless otherwise explicitly specified and limited, the terms "mounting", "connection", "connecting", "fixing" and the like should be understood in a broad sense, for example, can be fixed connection, can also be detachable connection, or integral; can be mechanical connection, can also be electrical connection; can be directly connected, can also be indirectly connected through an intermediate medium, can be the internal communication of two elements or the interaction relationship between two elements. For those skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0024] Embodiment one: refer to Figures 1-8 The present application provides a technical solution: a device for continuously replacing intelligent electric energy meter, comprising a three-phase intelligent electric energy meter 1, and a electric energy meter terminal button cover 2 is clamped on the outer surface of the three-phase intelligent electric energy meter 1, further comprising: The outer surface of the special interface module 23 is clamped with the anti-disassembly cover 24, and the anti-disassembly cover 24 is used for protecting the three-phase intelligent electric energy meter 1 and the special interface module 23 from accidental power failure caused by human factors; The inside of the semi-circular magnet 43 is provided with a positioning groove 431, and the two ends of the semi-circular magnet 43 are provided with magnet end faces 432, which are used to avoid the magnetic permeability of the semi-circular magnet 43 from being affected by operation differences. The inside of the semi-circular magnet 43 is provided with a positioning groove 431, and the two ends of the semi-circular magnet 43 are provided with magnet end faces 432, which are used to avoid the magnetic permeability of the semi-circular magnet 43 from being affected by operation differences.

[0025] The inside of the semi-circular magnet 43 is provided with a positioning groove 431, and the two ends of the semi-circular magnet 43 are provided with magnet end faces 432, which are used to avoid the magnetic permeability of the semi-circular magnet 43 from being affected by operation differences.

[0026] The inside of the semi-circular magnet 43 is provided with a positioning groove 431, and the two ends of the semi-circular magnet 43 are provided with magnet end faces 432, which are used to avoid the magnetic permeability of the semi-circular magnet 43 from being affected by operation differences.

[0027] The inside of the semi-circular magnet 43 is provided with a positioning groove 431, and the two ends of the semi-circular magnet 43 are provided with magnet end faces 432, which are used to avoid the magnetic permeability of the semi-circular magnet 43 from being affected by operation differences.

[0028] The clamp body locking mechanism 5 comprises a rotating column 51 fixedly connected with the inner wall of the second half clamp body 45, a locking dial 52 rotatably connected inside the rotating column 51, a lead seal hole 521 formed in the locking dial 52, a lead seal clamping column 522 clamped inside the lead seal hole 521, a connecting rod 53 rotatably connected inside the locking dial 52, a sliding push rod 54 rotatably connected to the outer surface of the connecting rod 53, a spring 55 fixedly connected to the outer surface of the sliding push rod 54, and a push rod base 56 fixedly connected to the outer surface of the spring 55. The sliding push rod 54 is used to close and lock the first half clamp body 44 and the second half clamp body 45.

[0029] The locking dial 52 is rotatably connected with the second half clamp body 45, the outer surface of the lead seal clamping column 522 is in contact with the outer surface of the second half clamp body 45, the push rod base 56 is fixedly connected with the inner wall of the second half clamp body 45, the sliding push rod 54 is clamped with the first half clamp body 44 and the second half clamp body 45, and the spring 55 is used to reset the sliding push rod 54. When the first half clamp body 44 and the second half clamp body 45 are rotated to open and close, the first half clamp cover 46 is clamped with the first half clamp body 44, the second half clamp cover 47 is clamped with the second half clamp body 45, and the rotation positions of the first half clamp body 44 and the second half clamp body 45 are protected by the arc-shaped plate one 461 and the arc-shaped plate two 462 fixedly connected with the first half clamp cover 46, so as to avoid the first half clamp body 44 and the second half clamp body 45 from being stuck due to external factors when they are rotated to open and close.

[0030] During use, in order to ensure the safety of on-site operation, the metering device installation needs to be operated with power off under normal circumstances, which may affect the normal power consumption of other customers; at the same time, during the on-site operation process, the intelligent non-stop power installation device is at risk of being damaged or separated due to human and other factors, which may cause potential problems for the operation, so the controllable design of the electric energy meter terminal button cover 2 and the clamp body mechanism 4 to the clamp-on transformer is needed to install the metering device without power off, and for the use of smart electric energy meters.

[0031] The working principle of the embodiment is as follows: when the uninterruptible smart electric energy meter device is used, the wire aviation plug 3 with a voltage clamp is inserted into the voltage sampling aviation socket 234, the wire aviation plug 3 with a clamp-on current transformer is inserted into the current sampling aviation socket 235, then the anti-disassembly cover 24 is inserted into the surface of the special interface module 23, the clamping of the wire aviation plug 3 and the special interface module 23 is limited through the aviation plug outlet hole 241 and the semicircular limiting flap 242, then the special interface module 23 is connected with the three-phase smart electric energy meter 1, the electric energy meter wiring terminal button cover 2 is clamped on the surface of the anti-disassembly cover 24 and the three-phase smart electric energy meter 1, the electric energy meter wiring terminal button cover 2 is fixed through the threaded connection of the fixing rod 21 and the threaded groove 22, the anti-disassembly cover 24 is fixed through the compression of the electric energy meter wiring terminal button cover 2, at this time, the connection between the special interface module 23 and the three-phase smart electric energy meter 1, and the connection between the special interface module 23 and the wire aviation plug 3 are protected through the electric energy meter wiring terminal button cover 2 and the anti-disassembly cover 24, so as to prevent the accidental power failure of the electric meter caused by human factors and the like, Then the lead seal clamping column 522 is removed, the locking dial 52 is counterclockwise rotated, the sliding push rod 54 is moved out through the driving of the connecting rod 53 and the pushing of the spring 55, the half clamp body one 44 and the half clamp body two 45 are rotated, at this time, the half clamp body one 44 and the half clamp body two 45 are opened by the operator, the A phase of the branch line is clamped by the half clamp body one 44 and the half clamp body two 45, the half clamp body one 44 and the half clamp body two 45 are rotated, the surface of the half clamp body one 44 and the half clamp body two 45 is adhered, the magnetic positioning of the semicircular magnet 43 is realized through the Z-axis directional positioning one 48, the Z-axis directional positioning two 481, the Y-axis directional positioning 482 and the X-axis directional positioning 483, the deviation of the semicircular magnet 43 in the X, Y and Z directions is prevented, the two end surfaces are kept parallel, the semicircular groove 485 is arranged on the front end surface of the clamp, the semicircular clamping column 484 on the opposite surface is matched, the deviation of the clamp in the closed state is ensured, the two magnet end surfaces 432 of the semicircular magnet 43 are in contact, and the magnet is closed, Secondly, in the current clamp closed state, the locking dial 52 is clockwise rotated, the sliding push rod 54 is pushed forward through the connecting rod 53, and is inserted into the limiting groove of the half clamp body one 44 and the half clamp body two 45, so that the clamp-on transformer is in the closed locking state, the lead seal clamping column 522 is clamped in the lead seal hole 521, and the clamp-on transformer cannot be operated for a limited time through the pushing of the spring 55, so as to ensure that the clamp-on transformer is always in the normal measurement state; so that the half clamp body one 44 and the half clamp body two 45 clamp the A phase of the branch line, the other two clamp-on transformers are clamped to the B phase and the C phase of the branch line through repeated operation, finally the voltage clamps A1 phase, B1 phase, C1 phase and N1 phase are respectively connected to the A phase, B phase, C phase and N phase of the branch line through the cable, so that the three-phase smart electric energy meter 1 is connected to the circuit in the case of uninterrupted power supply, and the electric energy meter is accurately metered.

[0032] Embodiment Two: Please refer to Figure 9 On the basis of embodiment one, the application provides technical solutions: the jaw guiding mechanism 6 includes an arc-shaped sleeve 61, the outer surface of the arc-shaped sleeve 61 is fixedly connected with a limiting slide column 62, the outer surface of the limiting slide column 62 is slidably connected with a sliding groove cylinder 63, the outer surface of the sliding groove cylinder 63 is fixedly connected with an elastic band 64, and the elastic band 64 is used to pull the sliding groove cylinder 63.

[0033] The inner wall of the arc-shaped sleeve 61 is in contact with the lower surface of the half-jaw body 1 and the upper surface of the half-jaw cover 1, the elastic band 64 is clamped with the limiting slide column 62, the sliding groove cylinder 63 is annularly and symmetrically distributed, the guiding cable enters the center of the jaw body, the vertical alignment of the half-circular magnet 43 and the cable is realized, the arc-shaped sleeve 61 is used to limit the half-jaw body 1 and the half-jaw cover 1, when the half-jaw body 1 and the half-jaw cover 1 are clamped and the half-jaw body 2 and the half-jaw cover 2 are clamped, the half-jaw body 1 and the half-jaw body 2 are clamped into the arc-shaped sleeve 61 through the openings of the half-jaw body 1 and the half-jaw body 2, so that the arc-shaped sleeve 61 limits the clamping of the half-jaw body 1 and the half-jaw cover 1 and the clamping of the half-jaw body 2 and the half-jaw cover 2, thereby fixing the jaw locking mechanism 5 on the surface of the half-jaw body 1 and the half-jaw body 2.

[0034] When the half-jaw body 1, the half-jaw body 2 and the cable are clamped, since the inner diameter of the half-jaw body 1 and the half-jaw body 2 is fixed, there is a gap when they are clamped into cables with different diameters, so that the half-circular magnet 43 does not keep vertical alignment with the cable, which affects the magnetic flux passing through the half-circular magnet 43, so the jaw guiding mechanism 6 is needed to keep the half-jaw body 1, the half-jaw body 2 and the cable in vertical alignment, so that the magnetic flux passing through the half-circular magnet 43 is uniform.

[0035] The working principle of the embodiment is as follows: when the uninterruptible intelligent electric energy meter changing device is used, the half clamp body one 44 and the half clamp body two 45 are clamped to the A phase of the branch circuit, the opening of the half clamp body one 44 and the half clamp body two 45 is clamped to the cable after the operator rotates the locking dial 52 counterclockwise to open the half clamp body one 44 and the half clamp body two 45, the cable extrudes the sliding groove cylinder 63, and the elastic belt 64 is stretched, the sliding groove cylinder 63 slides on the surface of the limiting slide column 62, the sliding groove cylinder 63 moves outward, so that the cable is clamped between the half clamp body one 44 and the half clamp body two 45, when the cable coincides with the axis of the half clamp body one 44, the half clamp body one 44 and the half clamp body two 45 are in the closed locking state by rotating the locking dial 52 clockwise, at the same time, the sliding groove cylinders 63 distributed in a ring shape are synchronously pushed by the elastic belt 64, the sliding groove cylinders 63 contact the surface of the cable, and the cable is kept in vertical alignment with the half circular magnet 43 by the sliding groove cylinders 63 distributed in a ring shape, so that the magnetic flux passing through the half circular magnet 43 is uniform, then the other two clamp-type transformers are clamped to the B phase and the C phase of the branch circuit, and the A1 phase, the B1 phase, the C1 phase and the N1 phase of the voltage clamp are connected, so that the three-phase intelligent electric energy meter 1 is connected to the circuit under the condition of uninterrupted power supply, and the electric energy meter is accurately metered.

[0036] A method for using an uninterruptible intelligent electric energy meter changing device, comprising the following steps: S1, the voltage clamp, the lead aviation plug of the clamp-type transformer is clamped into the voltage sampling aviation socket 234 and the current sampling aviation socket 235 of the special interface module 23; S2, connecting the special interface module 23 and the three-phase intelligent electric energy meter 1, clamping the energy meter wiring end button cover 2 after clamping the anti-disassembly cover 24, and locking the protection with the fixing rod 21; S3, taking out the lead seal clamping column 522, counterclockwise rotating the locking dial 52 to open the half clamp body, and clamping to the line target phase; S4, clockwise rotating the locking dial 52 to lock the half clamp body, clamping the lead seal clamping column 522, and ensuring that the half circular magnet 43 is perpendicular to the cable through the sliding groove cylinder 63; S5, repeating steps S3-S4 to clamp the remaining transformers to the corresponding phase, connecting the voltage clamp, and completing the uninterrupted connection of the three-phase intelligent electric energy meter 1.

[0037] It is to be noted that, in the present text, relational terms such as first and second and the like can 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. Moreover, the terms "comprises", "comprising", or any other variations 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 can include other elements not expressly listed or even inherent to such process, method, article, or apparatus.

[0038] Finally, it should be noted that the above-mentioned only constitutes the preferred embodiments of the present application and is not intended to limit the present application. Although the present application has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications, equivalent replacements, and improvements of the technical solutions described in the foregoing embodiments can be made. Any modifications, equivalent replacements, and improvements made within the spirit and principle of the present application shall fall within the scope of the present application.

Claims

1. A non-disconnecting smart energy meter device, comprising a three-phase smart energy meter (1), wherein an energy meter terminal cover (2) is snapped onto the outer surface of the three-phase smart energy meter (1), characterized in that, Also includes: A dedicated interface module (23) is provided with an anti-tamper cover (24) attached to its outer surface. The anti-tamper cover (24) and the threaded groove (22) are used to protect the three-phase smart energy meter (1) and the dedicated interface module (23) to avoid accidental power outages caused by human factors. A semi-circular magnet (43) is provided with a positioning groove (431) inside the semi-circular magnet (43). Magnet end faces (432) are provided at both ends of the semi-circular magnet (43). The magnet end faces (432) are used to prevent the permeability of the semi-circular magnet (43) from being affected by operational differences. The first half-clamp (44) has a fixed connection inside to a Z-axis positioning first (48), a Z-axis positioning second (481), a Y-axis positioning (482) and an X-axis positioning (483). The Z-axis positioning first (48), Z-axis positioning second (481), Y-axis positioning (482) and X-axis positioning (483) are used to position the semi-circular magnet (43) in the X, Y and Z directions.

2. The uninterruptible power switching smart energy meter device according to claim 1, characterized in that: The three-phase smart energy meter (1) has a threaded groove (22) inside, and a fixing rod (21) is threaded inside the threaded groove (22). The dedicated interface module (23) has a current terminal (231), a voltage terminal (232) and a neutral terminal (233) fixedly connected inside. The lower surface of the dedicated interface module (23) has a voltage sampling aviation socket (234) and a current sampling aviation socket (235) fixedly connected. The anti-tamper cover (24) has an aviation plug outlet hole (241) inside. The outer surface of the aviation plug outlet hole (241) has a semi-circular limiting baffle (242) fixedly connected. The voltage sampling aviation socket (234) and the current sampling aviation socket (235) have wire aviation plugs (3) snapped inside. The semi-circular limiting baffle (242) is used to limit the wire aviation plugs (3).

3. The uninterruptible power switching smart energy meter device according to claim 2, characterized in that: The clamping mechanism (4) includes a connecting seat (41), a secondary side coil (42) is fixedly connected inside the connecting seat (41), a second half clamp (45) is rotatably connected inside the first half clamp (44), a first half clamp cover (46) is snapped inside the first half clamp (44), a second half clamp cover (47) is snapped inside the second half clamp (45), a semi-circular locking post (484) is fixedly connected to the outer surface of the first half clamp (44), a semi-circular groove (485) is opened inside the second half clamp (45), and an arc plate (461) and an arc plate (462) are fixedly connected to the lower surface of the first half clamp cover (46). The arc plate (461) and the arc plate (462) are used to protect the rotation of the first half clamp (44) and the second half clamp (45).

4. The uninterruptible power switching smart energy meter device according to claim 3, characterized in that: The dedicated interface module (23) is snapped into the three-phase smart energy meter (1), the fixing rod (21) is snapped into the anti-tamper cover (24), the secondary side coil (42) is sleeved with the semi-circular magnet (43), the positioning groove (431) is snapped into the X-axis positioning (483), the lower surfaces of the arc plate one (461) and arc plate two (462) are in contact with the upper surface of the semi-clamp body one (44), the semi-circular locking pin (484) is snapped into the semi-circular groove (485), the fixing rod (21) is used to fix the terminal cover (2) of the energy meter, and the semi-circular locking pin (484) and semi-circular groove (485) are used to ensure that the semi-clamp body one (44) and the semi-clamp body two (45) do not deviate when closed.

5. The uninterruptible power switching smart energy meter device according to claim 3, characterized in that: The clamp locking mechanism (5) includes a rotating column (51), which is fixedly connected to the inner wall of the second half clamp (45). A locking dial (52) is rotatably connected inside the rotating column (51). A lead seal hole (521) is opened inside the locking dial (521). A lead seal pin (522) is engaged inside the lead seal hole (521). A connecting rod (53) is rotatably connected inside the locking dial (52). A sliding push rod (54) is rotatably connected to the outer surface of the connecting rod (53). A spring (55) is fixedly connected to the outer surface of the sliding push rod (54). A push rod base (56) is fixedly connected to the outer surface of the spring (55). The sliding push rod (54) is used to close and lock the first half clamp (44) and the second half clamp (45).

6. The uninterruptible power switching smart energy meter device according to claim 5, characterized in that: The locking dial (52) is rotatably connected to the second half-clamp (45), the outer surface of the lead seal pin (522) is in contact with the outer surface of the second half-clamp (45), the push rod base (56) is fixedly connected to the inner wall of the second half-clamp (45), the sliding push rod (54) is engaged with the first half-clamp (44) and the second half-clamp (45), and the spring (55) is used to reset the sliding push rod (54).

7. The uninterruptible power switching smart energy meter device according to claim 5, characterized in that: The jaw guide mechanism (6) includes an arc-shaped sleeve (61), the outer surface of which is fixedly connected to a limiting slide post (62), the outer surface of which is slidably connected to a grooved cylinder (63), the outer surface of which is fixedly connected to an elastic band (64), and the elastic band (64) is used to pull the grooved cylinder (63).

8. The uninterruptible power switching smart energy meter device according to claim 7, characterized in that: The inner wall of the arc sleeve (61) is in contact with the lower surface of the first half clamp body (44) and the upper surface of the first half clamp cover (46). The elastic band (64) is engaged with the limiting slide post (62). The sliding groove cylinder (63) is symmetrically distributed in a ring. The guide cable enters the center of the clamp body to achieve vertical alignment between the semi-circular magnet (43) and the cable. The arc sleeve (61) is used to limit the first half clamp body (44) and the first half clamp cover (46).

9. A method of using an uninterruptible power switching smart energy meter device according to any one of claims 1-8, characterized in that, Includes the following steps: S1. Insert the aviation plug (3) with voltage clamp and clamp transformer into the voltage sampling aviation socket (234) and current sampling aviation socket (235) of the dedicated interface module (23). S2. Connect the dedicated interface module (23) to the three-phase smart energy meter (1), snap on the anti-tamper cover (24) and then snap on the energy meter terminal cover (2), and lock it with the fixing rod (21) for protection. S3. Remove the lead seal pin (522), turn the locking dial (52) counterclockwise to open the half clamp, and clamp to the target phase of the line; S4. Turn the locking dial (52) clockwise to lock the half clamp body and insert the lead seal pin (522). The sliding cylinder (63) ensures that the semi-circular magnet (43) is perpendicular to the cable. S5. Repeat steps S3-S4 to clamp the remaining current transformers to the corresponding phases, connect the voltage clamps, and complete the uninterrupted power connection of the three-phase smart energy meter (1).

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