CN203433977U - Electric induction assembly, stack assembly, electric power transmission equipment assembly, electric measurement equipment assembly and single-phase electric measurement equipment - Google Patents
Electric induction assembly, stack assembly, electric power transmission equipment assembly, electric measurement equipment assembly and single-phase electric measurement equipment Download PDFInfo
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- CN203433977U CN203433977U CN201320202745.7U CN201320202745U CN203433977U CN 203433977 U CN203433977 U CN 203433977U CN 201320202745 U CN201320202745 U CN 201320202745U CN 203433977 U CN203433977 U CN 203433977U
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Abstract
The utility model discloses an electric induction assembly, a stack assembly, an electric power transmission equipment assembly, an electric measurement equipment assembly and single-phase electric measurement equipment. The electric measurement equipment assembly comprises an electric measurement assembly, a front panel, a housing, a transceiver assembly, a stack assembly and a magnetic coupling antenna assembly. A secondary winding of the stack assembly is electrically connected with the electric measurement assembly and the transceiver assembly. The magnetic coupling antenna assembly is assembled between the inside of the housing and the front panel, and is electrically isolated from the electric measurement assembly and the transceiver assembly. The transceiver assembly is electrically connected with the magnetic coupling antenna assembly and the electric measurement assembly. The electric measurement equipment assembly is low in cost, high in efficiency and simple and nice in dismounting structure, allows electromagnetic interference among all electrical assemblies to be greatly reduced, and enables the transmission efficiency of an antenna to be optimized.
Description
Technical field
The utility model relates to a kind of electric power system electrical measuring device and electric power assembly thereof with several functions, in more specific words it, the utility model embodiment discloses a kind of single-phase electricity measuring instrument.
Background technology
Conventional electrical measuring device, electric energy meter for example, structure is rectangle, and designer as Frame Design internal structure, is accessed or is picked out lead-in wire according to this housing by terminal.At collection terminal, a plurality of transformers can be set, for the ac signal of terminal collection is carried out to transformation processing, obtain the voltage signal that can analyze for data processing circuit simultaneously.Therefore, structurally, this needs the larger of internal space design, enough to meet heat radiation, draining and electrical isolation, and on the other hand, for the function of electric energy meter itself constantly perfect, need in inside, further improve or increase other devices, may need a plurality of circuit boards to realize, so, electric energy meter become heaviness and also cost high.
Utility model content
The utility model is in order to address the aforementioned drawbacks, a kind of electric or mechanical component of Novel electric measuring equipment is proposed, the performance index that meet stipulations standard of take are principle, a kind of novel single-phase electric energy meter is proposed, different from conventional electric energy meter is, this electric energy meter has maximum inner space, facilitates expansion and the electrical isolation of assembly, meets optimization communication efficiency again by the prominent features in design.
The utility model feature is realized by following technological means.
Technical scheme 1:
First the utility model discloses a kind of electric induction assembly, it is characterized in that: comprise separator and winding array, described winding array comprises for main winding and the auxiliary winding for being electrically connected to several loads with the coupling of external power source, described main winding arranges with auxiliary winding is concentric, and described winding array is arranged in described separator.Electric induction assembly is used for responding to the alternating current of an external power source (for example electrical network zero line N and live wire L), and is carried out transformation and be treated to the level signal that a computing chip can read and calculate, and described separator is preferably an electric insulation layer.
In one embodiment, described winding array is arranged in described separator.Designer has made selection to the thickness of separator, be preferably between 0.04cm to 0.06cm, and compare with routine techniques, the creativeness of the present embodiment is reconfiguring of its structure, be that routine techniques is all with iron core, to add the form of coil, the interaction of the alternating magnetic field producing by two iron cores realizes induction and the conversion of voltage, so for no voltage requirements, designer need to select instrument transformer or the transformation element of different size, simultaneously, the magnetic field producing after two winding energisings is in coaxial direction, be more conducive to like this intersection in the magnetic field of alternating current generation.
In one embodiment, described auxiliary winding is the inner side that is arranged at main winding, owing to considering the problem of structural design, compresses as far as possible effective working space, therefore will inside and outside main winding and auxiliary winding, arrange and the certain distance d in interval
k, it meets a relational expression to judge the accurate numerical value of its spacing:
In above formula (1), C ' and C are respectively main winding and the geometric capacitance (will in technical scheme 2 be stated) of auxiliary winding when k layer, and s is the number of plies of this electric induction assembly separator.
Technical scheme 2:
The utility model the second embodiment provide a kind of stack assemblies, with the part principle of the first embodiment similarly, it improves design and is to comprise: separator; And winding array, the main winding and the auxiliary winding that comprise concentric setting, wherein said winding array is arranged in described separator, described several separators are coaxial stacking installation, each winding array is electrically connected to each other, wherein on each separator, be provided with at least one perforation, described winding array is electrically connected to adjacent winding array mutually by this at least one perforation.
In one embodiment, described auxiliary winding is the inner side that is arranged at main winding, take the first embodiment as example, suppose because outside gather electric current need to be provided with s layer separator, the spacing of main winding and auxiliary winding should be installed to meet the mode of formula (1) during k layer so, technical staff it should be noted in the discussion above that the spacing d of each separator
kmay be not identical, and this technology enlightenment is how to utilize this stack assemblies to realize the collection of large curtage, designer can select the quantity of stack layer in this manner, and in some cases, designer may install s layer because of approximate mode, the specification of this s layer may be designed personnel and think approximate identical (factor value is at grade or even micron order), and the precision of current acquisition is measured and also can be compensated by the software program of follow-up computing chip.Meanwhile, such spacing has been considered the factors such as geometric capacitance of winding, should be able to accomplish electrical isolation completely.
Technical scheme 3:
The utility model the 3rd embodiment provide a kind of power transmitting device assembly, and it improves design and is to comprise: circuit board, and it comprises the energy storage component for storage of electrical energy, and for the transceiver module of modulation electric pulse frequency; Power acquisition assembly, it has further comprised according to aforesaid stack assemblies, wherein said power acquisition assembly is electrically connected to respectively energy storage component and transceiver module.
In one embodiment, it improves to design and is: further comprise an external power sensing apparatus, adjust the voltage of described power acquisition assembly by described transceiver module modulation electric pulse frequency.
The mentality of designing of the present embodiment is to provide a kind of passive charging device, be that power transmitting device assembly outside can provide an electric power source, mode by alternating magnetic field induces stack assemblies generation electric power, and the electric power producing is modulated by transceiver module, for example, for the outside civil power alternating voltage of 220V, how long designer is need to be for example, to energy storage component (a 12V rechargeable battery set), so according to a kind of function of transceiver module, electrical impulse frequency to winding is controlled, so just can allow battery pack effectively be powered, and charging current must tend towards stability, otherwise power generation is affected.
Technical scheme 4:
In the technology enlightenment of previous embodiment, propose a kind of electrical measuring device assembly, comprising: electrical measurement assembly, for measuring electric power system power information; Front panel, for being shown power information; And shell, for fenced described electrical measurement assembly, transceiver module and front panel, wherein said front panel is the front side that is installed in described electrical measurement assembly and transceiver module; It improves design and is further to comprise:
Transceiver module, for by the communication of wireless network and outside power information collecting device; According to aforesaid stack assemblies, the auxiliary winding of described stack assemblies is electrically connected on respectively described electrical measurement assembly and transceiver module; Magnetic coupling antenna module, for the wireless telecommunications of described outside power information collecting device, it is installed between described enclosure and front panel, and with described electrical measurement assembly and transceiver module electrical isolation setting in addition; Wherein said transceiver module is connected with electrical measurement electrical component with magnetic coupling antenna module respectively.Can select by the computing chip in electrical measurement assembly the tranmitting frequency of transceiver.Certainly, since previous embodiment has been stated the constitute and function of stack assemblies, technical staff can obtain technology enlightenment, when carrying out the transmitting of radiofrequency signal, can between stack assemblies and antenna module, select, this selection is the performance based on product itself, and the situation of voltage, baud rate or duty ratio for example controls that the output impedance of an antenna or the frequency of winding carry out.
In one embodiment, described front panel is to be set to a front shroud, has installed display floater thereon, and for further fenced described electrical measurement assembly and transceiver module.
In one embodiment, described front panel is the extension element as electrical measurement assembly and transceiver module, and described display floater is preferably light-emitting diode display.
In one embodiment, further comprise a connecting portion, for described magnetic coupling antenna module is fixed between described shell and front panel and is protected.
In one embodiment, described magnetic coupling antenna module is selectively installed on described front panel, in order to optimization antenna reception efficiency.
In one embodiment, described magnetic coupling antenna module can approach the curved shape setting of front panel.
In one embodiment, described magnetic coupling antenna module total length is between between 8.3cm to 11.2cm, and width is between between 1.8cm to 2.0cm.
In one embodiment, described magnetic coupling antenna module further comprises the resonant drive assembly that a middle symmetric position arranges, and its length is between between 0.8cm to 1.0cm, and width is between 1.56cm to 1.62cm.
In one embodiment, further comprise the fit shielding sheet of described magnetic coupling antenna module of an integral body, for protection and the electrical isolation to described magnetic coupling antenna module.
In one embodiment, the average thickness of described shielding sheet is between between 0.037cm to 0.043cm.
In one embodiment, by described transceiver module, described magnetic coupling antenna module is carried out tuning to reach the matched impedance under 800MHz.
Technical scheme 5:
Single-phase electricity measuring equipment, it improves design and is to comprise:
Circuit board, it comprises electrical measurement assembly, for measuring electric power system power information; Transceiver module, for by the communication of wireless network and outside power information collecting device; And transformer device, it connects described contact terminal so that described voltage and current is carried out to step-down processing;
Contact terminal, for connecting electric power system power line to obtain voltage and current power consumption, described contact terminal is the rear side that is installed in circuit board;
Front panel, for power information is shown, described front panel is the front side that is installed in circuit board; And shell, for fenced described circuit board and front panel;
Magnetic coupling antenna module, for the wireless telecommunications of described outside power information collecting device, it is installed between described enclosure and front panel, and with described electrical measurement assembly and transceiver module electrical isolation setting in addition; Wherein
Described transceiver module is electrically connected to and is connected with electrical measurement electrical component with magnetic coupling antenna module respectively, and described transformer device is electrically connected to described electrical measurement assembly.
In one embodiment, described transformer device comprises several separators; Winding array, comprises main winding and the auxiliary winding of concentric setting, and wherein said winding array is arranged in described separator, and described several separators are stacking installation, and each winding array is electrically connected to each other.
In one embodiment, be provided with at least one perforation on each separator, described winding array is electrically connected to adjacent winding array mutually by this at least one perforation.
In one embodiment, described auxiliary winding is the inner side that is arranged at main winding.
In one embodiment, described shell is transparent and cylindrical structure roughly.
In one embodiment, described front panel is to be set to a front shroud, has installed display floater thereon, and for further fenced described circuit board.
In one embodiment, described front panel surface is set to a curved surface, by jog being set on curved surface visually to give prominence to device flag.
In one embodiment, described magnetic coupling antenna module total length is between between 8.3cm to 11.2cm, and width is between between 1.8cm to 2.0cm.
In one embodiment, described magnetic coupling antenna module further comprises the resonant drive assembly that a centre position arranges, and its length is between between 0.8cm to 1.0cm, and width is between 1.56cm to 1.62cm.
In one embodiment, this resonant drive assembly can be installed on the rear portion of the front panel of single-phase electricity measuring equipment, be the inside of apparatus body, it is still connected with magnetic coupling antenna electric, and be electrically connected on described circuit board and (be preferably a multilayer circuit board, this multilayer circuit board has conducting voltage separately and is separated in short transverse), described resonant drive assembly comprises: be coupled in several the first radio frequency connecting lines of described magnetic coupling antenna, it is arranged to the first conductting layer; Several the second radio frequency connecting lines that are coupled in described circuit board, arrange the second conductting layer to it; Wherein:
Preferably for example, for multilayer circuit board arranges electricity isolation sandwich layer (shielding iron plate) to each other; Described first, second conductting layer is the coplanar extension of in-plane along described circuit board; Described the second radio frequency connecting line is compared the first radio frequency connecting line to be installed at a distance of the farther distance of circuit board.
Further, described resonant drive assembly itself can have the shielding construction of a conduction, for shielding the metal conduction part of described the first radio frequency connecting line and circuit board, and the interference with the radiofrequency signal that prevents to circuit board.
In one embodiment, described first, second radio frequency connecting line is be arranged in parallel each other on its axial direction, and can arrange each other to cover circuit board.
In one embodiment, this shielding construction can have a metal surface, and it can partly wrap the first radio frequency connecting line.
In one embodiment, described first, second conductting layer can have a plurality of winding displacements, for the coupling with magnetic coupling antenna and component on circuit board.Wherein, between described first, second radio frequency connecting line, there is a spacing, and its etc. there is again different width, such structure makes radio frequency connecting line have the output impedance of 80 ohm.
In one embodiment, by the setting of first, second conductting layer, make resonant drive assembly there is the dielectric strength of maximum 10KV.
In one embodiment, further comprise the fit shielding sheet of described magnetic coupling antenna module of an integral body, for protection and the electrical isolation to described magnetic coupling antenna module.
In one embodiment, the average thickness of described shielding sheet is between between 0.037cm to 0.043cm.
In one embodiment, by described transceiver module, described magnetic coupling antenna module is carried out tuning to reach the matched impedance under 1700MHz.
The beneficial effects of the utility model are apparent: first designed a kind of electrical measuring device of low-cost high-efficiency, disassembly and assembly structure is simply attractive in appearance, given prominence to unique features of novelty of product, at utmost reduced the electromagnetic interference between each electric component simultaneously.For example, by above design, more existing antenna structure and material comparison, can lower to a great extent the external electromagnetic interference that antenna is received, for example, from the electromagnetic interference of electrical measurement assembly, meanwhile, can under the prerequisite that meets properties of product grade, farthest optimize the efficiency of transmission of antenna again.
Accompanying drawing explanation
Fig. 1 is the front view of the utility model embodiment;
Fig. 2 is the end view of the utility model embodiment;
Fig. 3 is the structure principle chart of transformer device in the utility model embodiment;
Fig. 4 is that the solid of the utility model embodiment is summarized structure chart.
Embodiment
Embodiment 1:
See figures.1.and.2, Fig. 1 schematically shows the front view of the body of the utility model electrical measuring device (being preferably an electric energy meter that meets IEC62056 stipulations or IEC61850 stipulations), and Fig. 2 has shown according to the body of Fig. 1 end view.Technical staff recognizes, this electric energy meter body is a generally cylindrical body or Rotary-table, and its end view has been chosen the most representative visual angle and represented.A preferred embodiment of the utility model electrical measuring device assembly has comprised:
Electrical measurement assembly, for measuring electric power system power information; Transceiver module, for by the communication of wireless network and outside power information collecting device; Front panel 10, for being shown electric power network power information; And shell 20, for fenced described electrical measurement assembly, transceiver module and front panel 10, wherein said front panel 10 is the front sides that are installed in described electrical measurement assembly and transceiver module.
In one embodiment, it improves design and is further to comprise: be as shown in Figure 1 the magnetic coupling antenna module 30 that a plurality of annulus portion arranges, for with the wireless telecommunications of described outside power information collecting device (for example wireless collection device, PDA), RF for example, the modes such as ZIGBEE or WLAN.It is preferably installed between the inner and front panel 10 of described shell 20, and with the in addition electrical isolation setting of described electrical measurement assembly and transceiver module.Wherein, with reference to Fig. 2, body can goodly have a base 40, aforesaid transceiver module and electrical measurement assembly can be on this base 40 Integrated design, transceiver module is electrically connected to and is connected with electrical measurement electrical component with magnetic coupling antenna module 30 respectively.
In one embodiment, with reference to Fig. 1, described front panel 10, can be configured to a front shroud, has installed display floater 11 thereon, and for further coordinating with base 40 with fenced described electrical measurement assembly and transceiver module.Front shroud for example, coordinates to form a truncated conical shape with the mutual () lead sealing of base.
In another embodiment, described front panel 10 is the extension element as electrical measurement assembly and transceiver module, according to conventional electric energy meter, in table body interior, conventionally need multilayer PCB circuit board, and in these circuit boards for purpose of design, conventionally adopt the principle of hierarchical design, be that the large or larger assembly of volume of electrical Interference can be allocated on independent separately locus, therefore front panel 10 has been provided with display floater and magnetic coupling antenna module 30, it can be used as the extension element on base 40, has electric function.And described display floater is preferably light-emitting diode display 11, and there is setting backlight.
In one embodiment, on body, further comprise a connecting portion, for described magnetic coupling antenna module is fixed between described shell and front panel 10 and is protected.In the present embodiment, this connecting portion can be arranged on front panel 10, by the mode of laminating, is fixed.In another embodiment, shell 20 is manufactured into the cylindrical or truncated cone-shaped structure that coordinates electric energy meter body shape, is set on body, as a radome, and can play the effect of protecting body and intraware.Shell 20 can pass through suit mode with body, when the edge of opening of shell 20 and base 40 come in contact, is provided with a plurality of draw-in grooves 21 on base 40, thereby can snap in by the mode of rotational shell 20 in these draw-in grooves 21, fixes.Preferably, in draw-in groove 21, be provided with pressure sensor, described pressure sensor is connected to electrical measurement assembly, when shell 20 is fixed to correct position, transducer can be detained dead shell 20 in draw-in groove 21, so just can guarantee that shell 20 can arbitrarily do not opened by unauthorized ground, only when maintenance personal need to uncap detection, by an external wireless device indicating device, the transmitting terminal 12 of handset apparatus aligned magnetic coupling antenna module 30 for example, input for example " release " arranges, can Unscrew shell 20.And in practical operation, need to calculate the coverage of transmitting, if select nearer transmitting range, so correspondingly reduce tuned frequency, for example 100MHz.
In one embodiment, with reference to Fig. 1, described magnetic coupling antenna module 30 is selectively installed on described front panel 10, in order to optimization antenna reception efficiency.First, the utility model designer finds, on the electric energy meter based on product structure stipulations, install the antenna equipment of wireless receiving and dispatching, least preferably be installed in front panel 10 rear sides, be in electric energy meter body, because first structurally, can not offer interface at sidepiece, because it is a cylindrical structural, communication interface is opened in to sidepiece, the most basic is affect product attractive in appearance, secondly technically, because circle be one arbitrarily each to symmetrical structure, antenna is contained in the inner meeting of table and produces and disturb with for example electrical measurement assembly or transmitting-receiving subassembly, antenna is as an outside sending and receiving end, should be to be symmetrical arranged, otherwise be arranged on any one end and all may produce interference deviation.In one embodiment, described magnetic coupling antenna module 30 can approach front panel 10 and is symmetrical curve shape and arranges.Therefore, first need it as far as possible away from the electric component of body interior, and can not depart from completely, can save best material and wiring again when breaking away from as far as possible the electromagnetic interference that electric component produces, therefore by designer's test and test, learn, optimized scheme is to be installed on front panel 10, and becomes shaped form (for example annulus) setting.
Based on the above-mentioned fact, in one embodiment, in order to reach suitable transmitting or reception carrier frequency, described magnetic coupling antenna module total length is between between 8.3cm to 11.2cm, is preferably 9.1cm; Width is between between 1.8cm to 2.0cm, is preferably 1.85cm.
In another embodiment, described magnetic coupling antenna module 30 further comprises a resonant drive assembly arranging in middle symmetric position, it is to be electrically connected on described electrical measurement assembly, and can be arranged on the rear side of front panel 10, for the electromagnetic induction of driven antenna, its length is between between 0.8cm to 1.0cm, is preferably 0.85cm, width is between 1.56cm to 1.62cm, is preferably 1.6cm.
In one embodiment, on front panel 10, further comprise the fit shielding sheet of described magnetic coupling antenna module of an integral body, for protection and the electrical isolation to described magnetic coupling antenna module.
In one embodiment, the average thickness of described shielding sheet is between between 0.037cm to 0.043cm.
In one embodiment, based on the above mentioned facts, by above design, more existing antenna structure and material comparison, can lower to a great extent the external electromagnetic interference that antenna is received, for example, from the electromagnetic interference of electrical measurement assembly, meanwhile, can under the prerequisite that meets properties of product grade, farthest optimize the efficiency of transmission of antenna again.By described transceiver module, described magnetic coupling antenna module is carried out tuning to reach the matched impedance under 800MHz, thereby (for example) meets voltage standing wave ratio and the lowest radiating power of receive frequency.In one embodiment, need to for example, to () standing-wave ratio of antenna and total each numerical value to sensitivity, carry out real-time testing or collection by electrical measurement assembly (better comprise a microprocessor chip MCU), thereby guarantee the optimum efficiency of magnetic coupling antenna module 30.For example, in a test result, total each lowest radiating power value to sensitivity and 23.8932 of can reach-89.9453dBm.
In another embodiment, on front panel 10 surfaces, except the part light-emitting diode display 11 can be covered with radio frequency absorption material.Certainly, antenna 30 not must be set to annular, and it can be provided as two symmetrical scallop, now can, by the moving antenna 30 of front panel 10 plane internal rotations, reach the object of tuning test.For example, in body interior, a movable part is set, this movable part is low rate automatic rotation necessarily, when being adjusted to correct position, fixes.
In another embodiment, take under 800MHz is example, electrical measurement assembly is by adjusting output frequency and always respectively carrying out tuned antenna 30 to sensitivity S, in a magnetic pole space coordinates, specify the deflection angle of y and z axle to be respectively δ and μ, electrical measurement assembly is by being arranged on the order in FLASH, tuning according to following relational implementation:
δ wherein, the angle that μ is each deflection, N and M are illustrated respectively in the deflection number of times on y and z axle, i and j represent the variable of number of times, E represents be in δ angle, obtain effectively each to sensitivity.
Embodiment 2:
With reference to Fig. 2 and Fig. 4, the utility model discloses again a kind of preferred embodiment of single-phase electricity measuring equipment, in conjunction with the three-dimensional overview diagram with reference to showing in Fig. 4, for conventional IEC stipulations electric energy meter or the similar ammeter that meets stipulations, it improves design and is to comprise:
Circuit board (not showing in figure), is preferably installed in the base 40 shown in Fig. 2, and it comprises electrical measurement assembly, for measuring AC electric power systems power information; Transceiver module, for by the communication of wireless network and outside power information collecting device; And transformer device, it connects described contact terminal so that described voltage and current is carried out to step-down processing;
Magnetic coupling antenna module 30, the better curved surface shape (for example diagram in fan-shaped) that is set to, wireless telecommunications for described outside power information collecting device, a kind of in RF, WLAN for example, it is installed between the inner and front panel 10 of described shell 20, and with the in addition electrical isolation setting of described electrical measurement assembly and transceiver module; Preferably fit on front panel 30.
Described transceiver module is electrically connected to and is connected with electrical measurement electrical component with magnetic coupling antenna module 30 respectively, and described transformer device is electrically connected to described electrical measurement assembly.
In one embodiment, with reference to Fig. 3, described transformer group, 50 comprise several separators 51; And winding array, comprising main winding 52 and the auxiliary winding 53 of concentric setting, wherein said winding array is arranged in described separator 51, and described several separators 51 are stacking installation, and each winding array is electrically connected to each other.In one embodiment, be provided with a plurality of perforations 54 on each separator 51, described winding array is electrically connected to adjacent winding array mutually by these perforations 54.
As shown in Figure 3, described auxiliary winding 53 is the inner sides that are arranged at main winding 52.The utility model transformer device 50 can be installed in the rear side of base 40, but does not expose.Designer has made selection to the thickness of separator 51, be preferably 0.053cm, like this, although do not show the stacked structure of transformer device in Fig. 3, but technical staff can imagine, overlapping winding array in the vertical, its thickness is still in grade, so its structure can not be designed with too much impact to body.And, this structure can not produce electrical Interference to circuit board, because by the isolation of every one deck winding array, whole electromagnetic radiation has been down to minimum, and it should be noted in the discussion above that base be not one plane, it can be boss-shaped, with as far as possible away from external interference source, for example transformer 50 or antenna 30.
In one embodiment, at front panel, to the body of its extension, offer groove 18, battery can be installed therein, the working power of watt-hour meter itself is used.
In one embodiment, described shell 20 is transparent and columniform structures roughly.
In one embodiment, similar with the principle of embodiment 1, described front panel 10 is to be set to a front shroud, has installed display floater thereon, and for further fenced described circuit board.
In one embodiment, described magnetic coupling antenna module total length is between between 8.3cm to 11.2cm, and width is between between 1.8cm to 2.0cm.
In another embodiment, described magnetic coupling antenna module further comprises the resonant drive assembly that a centre position arranges, and its length is between between 0.8cm to 1.0cm, and width is between 1.56cm to 1.62cm.
In one embodiment, further comprise the fit shielding sheet of described magnetic coupling antenna module of an integral body, for protection and the electrical isolation to described magnetic coupling antenna module.
In one embodiment, the average thickness of described shielding sheet is between between 0.037cm to 0.043cm.
In one embodiment, in order to reach larger transmitting range and efficiency, by described transceiver module, described magnetic coupling antenna module is carried out tuning to reach the matched impedance under 1700MHz.
In one embodiment, with reference to Fig. 4, illustrated the stereochemical structure of the electric energy meter body after desheathing 20, wherein said front panel 10 surfaces are set to a curved surface, by jog 17 being set on curved surface visually to give prominence to device flag.For example, designer is for the visual characteristic of the product of outstanding this enterprise, using the initial " H " of enterprise trademark or brand name " HOLLEY " or " HUALI " as outstanding mark, at front shroud 10 or the better front shroud 10 of selecting of shell 20() mould on level and smooth recessed two parts 17 that go out of symmetric position design, can identify in conjunction with front panel 10 integral body the simileys of " H " like this.Certainly, industrial design personnel in this area also can expect using trade mark or the nameplate of press mold or the direct printed product of casting technique routinely, but effect does not have the Creative Design ideal of the utility model embodiment.
Technical staff should understand, and the concrete restriction category of all technical schemes of the utility model is determined according to the opinion of claims.
Claims (19)
1. electric induction assembly, it is characterized in that: comprise separator and winding array, described winding array comprises for main winding and the auxiliary winding for being electrically connected to several loads with the coupling of external power source, described main winding arranges with auxiliary winding is concentric, and described winding array is arranged in described separator.
2. electric induction assembly according to claim 1, is characterized in that: described auxiliary winding is the inner side that is arranged at main winding.
3. stack assemblies, it is characterized in that: comprise several separators and winding array, described winding array comprises main winding and the auxiliary winding of concentric setting, described winding array is arranged in described separator, described several separators are coaxial stacking installation, each winding array is electrically connected to each other, and wherein on each separator, is provided with at least one perforation, and described winding array is electrically connected to adjacent winding array mutually by this at least one perforation.
4. stack assemblies according to claim 3, is characterized in that: described auxiliary winding is the inner side that is arranged at main winding.
5. power transmitting device assembly, is characterized in that comprising: circuit board, and it comprises the energy storage component for storage of electrical energy, and for the transceiver module of modulation electric pulse frequency; Power acquisition assembly, it has further comprised according to the stack assemblies described in claim 3 or 4, wherein said power acquisition assembly is electrically connected to respectively energy storage component and transceiver module.
6. power transmitting device assembly according to claim 5, is characterized in that: further comprise an external power sensing apparatus, adjust the voltage of described power acquisition assembly by described transceiver module modulation electric pulse frequency.
7. electrical measuring device assembly, comprising:
Electrical measurement assembly, for measuring electric power system power information;
Front panel, for being shown power information; And
Shell, for fenced described electrical measurement assembly, transceiver module and front panel, wherein said front panel is the front side that is installed in described electrical measurement assembly and transceiver module; It is characterized in that further comprising:
Transceiver module, for by the communication of wireless network and outside power information collecting device;
Stack assemblies described in claim 3 or 4, the auxiliary winding of described stack assemblies is electrically connected on respectively described electrical measurement assembly and transceiver module;
Magnetic coupling antenna module, for the wireless telecommunications of described outside power information collecting device, it is installed between described enclosure and front panel, and with described electrical measurement assembly and transceiver module electrical isolation setting in addition;
Wherein said transceiver module is connected with electrical measurement electrical component with magnetic coupling antenna module respectively.
8. electrical measuring device assembly according to claim 7, is characterized in that: described front panel is to be set to a front shroud, has installed display floater thereon, and for further fenced described electrical measurement assembly and transceiver module.
9. electrical measuring device assembly according to claim 7, it is characterized in that: described magnetic coupling antenna module total length is between between 8.3cm to 11.2cm, width is between between 1.8cm to 2.0cm, wherein said magnetic coupling antenna module further comprises the resonant drive assembly that a centre position arranges, its length is between between 0.8cm to 1.0cm, and width is between 1.56cm to 1.62cm.
10. electrical measuring device assembly according to claim 7; it is characterized in that: further comprise the fit shielding sheet of described magnetic coupling antenna module of an integral body; for protection and electrical isolation to described magnetic coupling antenna module, the average thickness of wherein said shielding sheet is between between 0.037cm to 0.043cm.
11. according to the electrical measuring device assembly described in claim 7 or 8 or 9, it is characterized in that: by described transceiver module, described magnetic coupling antenna module is carried out tuning to reach the matched impedance under 800MHz.
12. single-phase electricity measuring equipments, is characterized in that comprising:
Circuit board, it comprises electrical measurement assembly, for measuring electric power system power information; Transceiver module, for by the communication of wireless network and outside power information collecting device; And transformer device;
Contact terminal, for connecting electric power system power line to obtain voltage and current power consumption, described contact terminal is the rear side that is installed in circuit board; Described transformer device connects described contact terminal so that described voltage and current is carried out to step-down processing;
Front panel, for power information is shown, described front panel is the front side that is installed in circuit board; And shell, for fenced described circuit board and front panel;
Magnetic coupling antenna module, for the wireless telecommunications of described outside power information collecting device, it is installed between described enclosure and front panel, and with described electrical measurement assembly and transceiver module electrical isolation setting in addition; Wherein said transceiver module is electrically connected to and is connected with electrical measurement electrical component with magnetic coupling antenna module respectively, and described transformer device is electrically connected to described electrical measurement assembly.
13. single-phase electricity measuring equipments according to claim 12, is characterized in that: described transformer device comprises several separators; And winding array, the main winding and the auxiliary winding that comprise concentric setting, wherein said winding array is arranged in described separator, described several separators are stacking installation, each winding array is electrically connected to each other, wherein on each separator, be provided with at least one perforation, described winding array is electrically connected to adjacent winding array mutually by this at least one perforation; Wherein said auxiliary winding is the inner side that is arranged at main winding.
14. single-phase electricity measuring equipments according to claim 12, is characterized in that: described front panel is to be set to a front shroud, has installed display floater thereon, and for further fenced described circuit board.
15. single-phase electricity measuring equipments according to claim 14, is characterized in that: described front panel surface is set to a curved surface, by jog being set on curved surface visually to give prominence to device flag.
16. single-phase electricity measuring equipments according to claim 12, it is characterized in that: described magnetic coupling antenna module total length is between between 8.3cm to 11.2cm, width is between between 1.8cm to 2.0cm, wherein said magnetic coupling antenna module further comprises the resonant drive assembly that a centre position arranges, its length is between between 0.8cm to 1.0cm, and width is between 1.56cm to 1.62cm.
17. single-phase electricity measuring equipments according to claim 12; it is characterized in that: further comprise the fit shielding sheet of described magnetic coupling antenna module of an integral body; for protection and electrical isolation to described magnetic coupling antenna module, the average thickness of wherein said shielding sheet is between between 0.037cm to 0.043cm.
18. according to claim 12 to the single-phase electricity measuring equipment described in any one in 16, it is characterized in that: by described transceiver module, described magnetic coupling antenna module is carried out tuning to reach the matched impedance under 1700MHz.
19. single-phase electricity measuring equipments according to claim 12, is characterized in that: described shell is transparent and cylindrical structure roughly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320202745.7U CN203433977U (en) | 2013-04-19 | 2013-04-19 | Electric induction assembly, stack assembly, electric power transmission equipment assembly, electric measurement equipment assembly and single-phase electric measurement equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320202745.7U CN203433977U (en) | 2013-04-19 | 2013-04-19 | Electric induction assembly, stack assembly, electric power transmission equipment assembly, electric measurement equipment assembly and single-phase electric measurement equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203433977U true CN203433977U (en) | 2014-02-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320202745.7U Withdrawn - After Issue CN203433977U (en) | 2013-04-19 | 2013-04-19 | Electric induction assembly, stack assembly, electric power transmission equipment assembly, electric measurement equipment assembly and single-phase electric measurement equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203433977U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103268816A (en) * | 2013-04-19 | 2013-08-28 | 华立仪表集团股份有限公司 | Electric induction assembly, stacking assembly, electric power transmission device assembly, electric measuring device assembly and single-phase electric measuring device |
| CN111638476A (en) * | 2020-04-28 | 2020-09-08 | 香港中文大学（深圳） | Electric transmission sample carrying structure and electric transmission sample carrying operation method |
-
2013
- 2013-04-19 CN CN201320202745.7U patent/CN203433977U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103268816A (en) * | 2013-04-19 | 2013-08-28 | 华立仪表集团股份有限公司 | Electric induction assembly, stacking assembly, electric power transmission device assembly, electric measuring device assembly and single-phase electric measuring device |
| CN103268816B (en) * | 2013-04-19 | 2015-09-02 | 华立仪表集团股份有限公司 | Power transmitting device assembly, electrical measuring device assembly and single-phase electricity measuring equipment |
| CN111638476A (en) * | 2020-04-28 | 2020-09-08 | 香港中文大学（深圳） | Electric transmission sample carrying structure and electric transmission sample carrying operation method |
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