CN112652157A - Meter reading device with high reliability - Google Patents
Meter reading device with high reliability Download PDFInfo
- Publication number
- CN112652157A CN112652157A CN202011357967.7A CN202011357967A CN112652157A CN 112652157 A CN112652157 A CN 112652157A CN 202011357967 A CN202011357967 A CN 202011357967A CN 112652157 A CN112652157 A CN 112652157A
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- fixedly connected
- plate
- support
- rotating
- meter
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- G—PHYSICS
- G08—SIGNALLING
- G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
- G08C19/00—Electric signal transmission systems
Abstract
The invention discloses a meter reading device with high reliability, which comprises an installation mechanism, a photovoltaic panel, a rotating mechanism, a protection box, an electric energy meter, a variable-frequency inverter, a three-station change-over switch and a fixed plate, wherein the rotating mechanism is fixedly connected to the top of the fixed plate, the protection box is fixedly connected to the right side of the rotating mechanism at the top of the fixed plate, the variable-frequency inverter is fixedly connected to the left side of the bottom in the protection box, and the three-station change-over switch is fixedly connected to the right side of the variable-frequency inverter at the. This device of checking meter that reliability is high, through the electric energy meter that sets up, AB, CB looks voltage return circuit access measurement circuit after passing through frequency conversion inverter inversion conversion with the photovoltaic board provides the power for electric energy meter and terminal, avoids electric energy meter and burden accuse management terminal outage, improves electric energy meter and burden accuse management terminal online rate, automatic meter rate of checking meter, electronic settlement, the line loss analysis of being convenient for in the same period, the electric quantity can not normally issue, the electric quantity mistake, the electric quantity problem such as mend.
Description
Technical Field
The invention relates to the technical field of meter reading equipment, in particular to a meter reading device with high reliability.
Background
At present, a plurality of load control management terminals and distribution transformer monitoring terminals of an electric power system have power failure of metering devices due to line faults, equipment overhaul and technical improvement, standby, seasonal influences and the like, the online rate, the automatic meter reading rate, the electronic settlement and the synchronous line loss analysis of the terminals are not affected by the uncharged terminals, and the problems of abnormal electricity distribution, electric quantity errors, electric quantity compensation and the like can be caused.
Disclosure of Invention
The invention aims to provide a meter reading device with high reliability so as to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a device of checking meter that reliability is high, includes installation mechanism, photovoltaic board, rotary mechanism, guard box, electric energy meter, frequency conversion inverter, three station change over switch and fixed plate, fixed plate top fixedly connected with rotary mechanism, the fixed plate top is at rotary mechanism right side fixedly connected with guard box, bottom left side fixedly connected with frequency conversion inverter in the guard box, the bottom is at three station change over switch of frequency conversion inverter right side fixedly connected with in the guard box, the right side is close to top fixedly connected with electric energy meter in the guard box, rotary mechanism top fixedly connected with installation mechanism, the inboard fixedly connected with photovoltaic board of installation mechanism.
Further, the mounting mechanism comprises a baffle, a supporting plate, a buffer cushion block, a clamping block, a spring, a limiting sheet, a supporting rod, a placing plate, a sliding rod, a sliding chamber, a threaded rod, a fixing block, a nut and a fastening block, wherein the bottom of the supporting plate is fixedly connected with the baffle, the top of the right side of the baffle is fixedly connected with the supporting rod, the spring is sleeved on the supporting rod, the placing plate is slidably connected with the supporting rod at the top of the spring, the top end of the supporting rod is fixedly connected with the limiting sheet, the sliding chamber is arranged at one side, close to the placing plate, of the supporting plate, the sliding rod is fixedly connected in the sliding chamber, the sliding rod is slidably connected with the placing plate, the fixing block is fixedly connected at the right side of the placing plate, close, the four corners of one side of the supporting plate are fixedly connected with buffering cushion blocks, and the tops of the fixing blocks are fixedly connected with clamping blocks.
Further, the photovoltaic panel sets up and is placing between board and the fixture block, and the cushion block is provided with four, and four cushion blocks distribute and be close to the four corners at the photovoltaic panel.
Furthermore, the bracing piece is provided with two, and two bracing pieces symmetric distribution are in the front and back both sides of backup pad.
Further, the rotating mechanism comprises a support, a rotating ring, a first rolling ball, a second rolling ball, a rotating sleeve, a large gear, a small gear, a top plate, a rotating rod, a sealing plate, a motor mounting plate, a power cylinder, a sliding rail, a sliding groove, a roller block and a roller, wherein the inner side of the support is fixedly connected with the top plate near the bottom, the bottom of the top plate is fixedly connected with the rotating rod, the bottom of the rotating rod is fixedly connected with the large gear, the inner side of the support is fixedly connected with the rotating sleeve at the bottom of the top plate, the top of the inner ring of the rotating sleeve is fixedly connected with the rotating ring, the rotating sleeve is sleeved with the power cylinder at the bottom of the rotating ring, the top and the outer ring of the power cylinder are provided with the first rolling ball and the second rolling ball, the power cylinder is slidably connected with the rotating ring and the, the utility model discloses a swivel mount cover, including swivel mount cover inner circle, motor mounting panel, motor top, support bottom fixedly connected with gyro wheel piece, gyro wheel piece middle part is rotated and is connected with the gyro wheel, the spout has been seted up at the gyro wheel middle part, the corresponding spout fixedly connected with slide rail in fixed plate top, the gyro wheel has the slide rail through spout sliding connection.
Furthermore, the rollers are four, and the four rollers are distributed at the bottom of the support in a right-angle crossed manner.
Further, the rotating ring and the rotating sleeve are provided with rolling ring grooves corresponding to the first rolling ball and the second rolling ball, and the rotating ring and the rotating sleeve are connected with the first rolling ball and the second rolling ball in a sliding mode through the rolling ring grooves.
Further, the motor is provided with an output shaft, and the output shaft of the motor is fixedly connected with a pinion.
Furthermore, a meter reading port is formed in the right side of the protection box corresponding to the electric energy meter, the output end of the photovoltaic panel is electrically connected with a variable frequency inversion device, the output end of the variable frequency inversion device is connected with the electric energy meter, and the output end of the electric energy meter is electrically connected with a load control management terminal.
Compared with the prior art, the invention has the beneficial effects that:
1. this device of checking meter that reliability is high, through the electric energy meter that sets up, AB, CB looks voltage return circuit access measurement circuit after passing through frequency conversion inverter inversion conversion with the photovoltaic board provides the power for electric energy meter and terminal, avoids electric energy meter and burden accuse management terminal outage, improves electric energy meter and burden accuse management terminal online rate, automatic meter rate of checking meter, electronic settlement, the line loss analysis of being convenient for in the same period, the electric quantity can not normally issue, the electric quantity mistake, the electric quantity problem such as mend.
2. This device of checking meter that reliability is high through the installation mechanism that sets up, when installing the photovoltaic board, directly places the photovoltaic board place in the backup pad place between board and the fixture block, can reach the purpose of simple quick installation photovoltaic board, the spring that sets up simultaneously can be when taking place vibrations, through the spring offset with weaken vibrations, and place board and slide bar and slide, can effectually reach the damping effect, the shock attenuation of being convenient for.
3. This device of checking meter that reliability is high, through the rotary mechanism that sets up, can be when the angle of focusing of needs regulation photovoltaic board, the motor starts to drive the pinion and rotates, drive gear wheel rotation through the pinion, the bull stick rotates and drives the support rotation in gear wheel rotation, the support reaches the support steady rotation's purpose through gyro wheel and slide rail cooperation when the pivoted, the first roll ball and the second roll ball that set up simultaneously can further reach the support steady rotation's purpose, thereby carry out the angle of focusing regulation.
Drawings
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be further described in detail with reference to the accompanying drawings, in which:
FIG. 1 is a schematic front view of the present invention;
FIG. 2 is a front structural view of the mounting mechanism;
FIG. 3 is a schematic view of the bottom cross-sectional configuration of the mounting mechanism taken;
FIG. 4 is a schematic view of a cross-sectional view of the rotary mechanism taken near the bottom;
FIG. 5 is an enlarged view of the structure at A in FIG. 4;
fig. 6 is a schematic diagram of the connection of structural lines of a photovoltaic panel, a variable frequency inverter, an electric energy meter and the like.
In the figure: the device comprises a mounting mechanism, a baffle 11, a support plate 12, a buffer cushion block 13, a clamping block 14, a spring 15, a limit piece 151, a support rod 152, a placing plate 16, a sliding rod 17, a sliding chamber 171, a threaded rod 18, a fixing block 181, a nut 182, a fastening block 19, a photovoltaic panel 2, a rotating mechanism 3, a bracket 31, a rotating ring 32, a first rolling ball 321, a second rolling ball 322, a rotating sleeve 323, a big gear 33, a small gear 331, a top plate 34, a rotating rod 35, a sealing plate 36, a motor 37, a motor mounting plate 371, a power cylinder 38, a sliding rail 39, a chute 391, a roller wheel 392, a roller wheel 393, a protection box 4, an electric energy meter 5, a frequency conversion inverter device 6, a three-position selector.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in 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, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "longitudinal," "length," "circumferential," "front," "rear," "left," "right," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings for the convenience of description and simplicity of description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed in a particular orientation, and be operated, and thus are not to be construed as limiting the present invention.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "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 connected, electrically connected or can communicate with each other; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.
As shown in the figure, the meter reading device with high reliability comprises an installation mechanism 1, a photovoltaic panel 2, a rotating mechanism 3, a protection box 4, an electric energy meter 5, a variable frequency inverter device 6, a three-position change-over switch 7 and a fixed plate 8, wherein the top of the fixed plate 8 is fixedly connected with the rotating mechanism 3, the top of the fixed plate 8 is fixedly connected with the protection box 4 on the right side of the rotating mechanism 3, the left side of the bottom in the protection box 4 is fixedly connected with the variable frequency inverter device 6, the right side of the variable frequency inverter device 6 on the bottom in the protection box 4 is fixedly connected with the three-position change-over switch 7, the electric energy meter 5 is fixedly connected on the right side of the protection box 4 close to the top in the protection box 4, the top of the rotating mechanism 3 is fixedly connected with the installation mechanism 1, the, 6 output electric energy meters 5 of frequency conversion inverter, 5 output electric connection of electric energy meter has burden accuse management terminal, 5 electric energy meters through setting up, with photovoltaic board 2 AB after 6 contravariant conversions of frequency conversion inverter, CB looks voltage loop inserts the measurement return circuit and provides the power for electric energy meter 5 and terminal, avoid electric energy meter 5 and burden accuse management terminal outage, improve electric energy meter 5 and burden accuse management terminal on-line rate, the automatic rate of checking meter, the electronization is settled accounts, be convenient for the analysis of line loss in the same period, avoid the electric quantity and normally issue, the electric quantity error, the electric quantity problem such as benefit.
The mounting mechanism 1 comprises a baffle plate 11, a support plate 12, a buffer cushion block 13, a clamping block 14, a spring 15, a limiting sheet 151, a support rod 152, a placing plate 16, a sliding rod 17, a sliding chamber 171, a threaded rod 18, a fixing block 181, a nut 182 and a fastening block 19, wherein the bottom of the support plate 12 is fixedly connected with the baffle plate 11, the top of the right side of the baffle plate 11 is fixedly connected with the support rod 152, the support rod 152 is sleeved with the spring 15, the support rod 152 is slidably connected with the placing plate 16 at the top of the spring 15, the top end of the support rod 152 is fixedly connected with the limiting sheet 151, the sliding chamber 171 is arranged at one side, close to the placing plate 16, of the support plate 12, the sliding rod 17 is fixedly connected in the sliding chamber 171, the sliding rod 17 is slidably connected with the placing plate 16, the right side of the placing plate 16, backup pad 12 one side four corners fixedly connected with cushion block 13, fixed block 181 top fixedly connected with fixture block 14, the photovoltaic board sets up and is placing between board and the fixture block, and cushion block is provided with four, four cushion block distribute and are close to the four corners at the photovoltaic board, bracing piece 152 is provided with two, two bracing piece 152 symmetric distribution are both sides around backup pad 11, installation mechanism 1 through setting up, when installing photovoltaic board 2, directly place photovoltaic board 2 place placing between board 16 and fixture block 14 of placing of backup pad 12, can reach the purpose of simple quick installation photovoltaic board 2, spring 15 that sets up simultaneously can be when taking place vibrations, offset and weaken vibrations through spring 15, and place board 16 and slide bar 17 and slide, can effectually reach the damping effect, be convenient for the shock attenuation.
The rotating mechanism 3 comprises a support 31, a rotating ring 32, a first rolling ball 321, a second rolling ball 322, a rotating sleeve 323, a large gear 33, a small gear 331, a top plate 34, a rotating rod 35, a sealing plate 36, a motor 37, a motor mounting plate 371, a power cylinder 38, a slide rail 39, a chute 391, a roller block 392 and a roller 393, wherein the top plate 34 is fixedly connected to the inner side of the support 31 near the bottom, the rotating rod 353 is fixedly connected to the bottom of the top plate 34, the large gear 33 is fixedly connected to the bottom end of the rotating rod 5, the rotating sleeve 331 is fixedly connected to the bottom of the top plate 34 at the inner side of the support 31, the rotating ring 32 is fixedly connected to the top of the inner ring of the rotating sleeve 331, the power cylinder 38 is sleeved at the bottom of the rotating ring 32, the first rolling ball 321 and the second rolling ball 322 are arranged on the top and the outer ring of the power cylinder 38, the rotating ring 32 and the, the middle part of the sealing plate 36 is rotatably connected with a rotating rod 35, the inner ring of the rotating sleeve 323 is fixedly connected with a motor mounting plate corresponding to the large gear 33, the 371 motor mounting plate 371 is fixedly connected with a motor 37, the top part of the motor 37 is fixedly connected with a small gear 3313 corresponding to the large gear 33, the small gear 31 is meshed with the large gear 33, the bottom part of the bracket 31 is fixedly connected with a roller block 392, the middle part of the roller block 392 is rotatably connected with a roller 393, the middle part of the roller 393 is provided with a chute 391, the top part of the fixing plate 8 is fixedly connected with a slide rail 39 corresponding to the chute 391, the roller 393 is provided with four rollers 393 which are orthogonally and crossly distributed at the bottom part of the bracket 31, the rotating ring 32 and the rotating sleeve 323 are provided with rolling ring grooves corresponding to the first rolling ball 321 and the second rolling ball, the output shaft is installed to motor 37, motor 37 output shaft fixedly connected with pinion 331, rotary mechanism 3 through setting up, can be when the angle of focusing of needs regulation photovoltaic board 2, motor 37 starts to drive pinion 331 and rotates, drive gear wheel 33 through pinion 331 and rotate, bull stick 35 rotates and drives support 31 and rotate when gear wheel 33 rotates, support 31 reaches support 31 steady pivoted purpose through the cooperation of gyro wheel 393 and slide rail 39 when the pivoted, the first roll ball 321 and the second roll ball 322 that set up simultaneously can further reach support 31 steady pivoted purpose, thereby adjust the angle of focusing.
When the photovoltaic panel is used, the AB and CB phase voltage loops after inversion conversion of the photovoltaic panel 2 through the variable frequency inverter 6 are connected into the metering loop to provide power for the electric energy meter 5 and the terminal, so that the power failure of the electric energy meter 5 and the negative control management terminal is avoided, the online rate, the automatic meter reading rate and the electronic settlement of the electric energy meter 5 and the negative control management terminal are improved, the synchronous line loss analysis is facilitated, and the problems of abnormal electric quantity issue, electric quantity error, electric quantity compensation and the like are avoided; when the photovoltaic panel 2 is installed, the photovoltaic panel 2 is directly placed between the placing plate 16 and the clamping block 14 of the supporting plate 12, so that the aim of simply and quickly installing the photovoltaic panel 2 can be achieved, meanwhile, the arranged spring 15 can counteract and weaken vibration through the spring 15 when vibration occurs, and the placing plate 16 and the sliding rod 17 slide, so that a damping effect can be effectively achieved, and the shock absorption is facilitated; can be when the angle of focusing of photovoltaic board 2 is adjusted to needs, motor 37 starts to drive pinion 331 and rotates, it rotates to drive gear wheel 33 through pinion 331, bull gear 33 rotates time bull stick 35 rotates and drives support 31 and rotate, support 31 reaches support 31 steady rotation's purpose through the cooperation of gyro wheel 393 and slide rail 39 in the pivoted, the first roll ball 321 and the second roll ball 322 that set up simultaneously can further reach support 31 steady rotation's purpose, thereby adjust the angle of focusing.
Although embodiments of the present invention have been shown and described above, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made in the above embodiments by those of ordinary skill in the art without departing from the principle and spirit of the present invention.
Claims (9)
1. The utility model provides a device of checking meter that reliability is high, includes installation mechanism (1), photovoltaic board (2), rotary mechanism (3), guard box (4), electric energy meter (5), frequency conversion inverter (6), three station change over switch (7) and fixed plate (8), its characterized in that: fixed plate (8) top fixedly connected with rotary mechanism (3), fixed plate (8) top is at rotary mechanism (3) right side fixedly connected with guard box (4), bottom left side fixedly connected with frequency conversion inverter (6) in guard box (4), bottom is at three station change over switch (7) of frequency conversion inverter (6) right side fixedly connected with in guard box (4), the right side is close to top fixedly connected with electric energy meter (5) in guard box (4), rotary mechanism (3) top fixedly connected with installation mechanism (1), installation mechanism (1) inboard fixedly connected with photovoltaic board (2).
2. The meter reading device with high reliability according to claim 1, wherein: the installation mechanism (1) comprises a baffle (11), a support plate (12), a buffer cushion block (13), a fixture block (14), a spring (15), a limiting piece (151), a support rod (152), a placing plate (16), a sliding rod (17), a sliding chamber (171), a threaded rod (18), a fixing block (181), a nut (182) and a fastening block (19), wherein the bottom of the support plate (12) is fixedly connected with the baffle (11), the top of the right side of the baffle (11) is fixedly connected with the support rod (152), the support rod (152) is sleeved with the spring (15), the support rod (152) is slidably connected with the placing plate (16) at the top of the spring (15), the top end of the support rod (152) is fixedly connected with the limiting piece (151), the sliding chamber (171) is arranged at one side, close to the placing plate (16), of the support plate (12), and the sliding, slide bar (17) sliding connection has places board (16), place board (16) right side and be close to spacing piece (151) fixedly connected with fixed block (181), fixed block (181) are close to middle part fixedly connected with nut (182), nut (182) threaded connection has the threaded rod, threaded rod (152) one end fixedly connected with fastening block (19), backup pad (12) one side four corners fixedly connected with cushion (13), fixed block (181) top fixedly connected with fixture block (14).
3. The meter reading device with high reliability according to claim 1, wherein: the photovoltaic board sets up and is placing between board and the fixture block, and the cushion block is provided with four, and four cushion blocks distribute and be close to the four corners at the photovoltaic board.
4. The meter reading device with high reliability according to claim 1, wherein: the two support rods (152) are symmetrically distributed on the front side and the rear side of the support plate (11).
5. The meter reading device with high reliability according to claim 1, wherein: the rotating mechanism (3) comprises a support (31), a rotating ring (32), a first rolling ball (321), a second rolling ball (322), a rotating sleeve (323), a large gear (33), a pinion (331), a top plate (34), a rotating rod (35), a sealing plate (36), a motor (37), a motor mounting plate (371), a power cylinder (38), a sliding rail (39), a sliding groove (391), a roller block (392) and a roller (393), wherein the inner side of the support (31) is fixedly connected with the top plate (34) close to the bottom, the bottom of the top plate (34) is fixedly connected with the rotating rod (353), the bottom of the rotating rod (5) is fixedly connected with the large gear (33), the inner side of the support (31) is fixedly connected with the rotating sleeve (331) at the bottom of the top plate (34), the top of the inner ring of the rotating sleeve (331) is fixedly connected with the rotating ring (32), and the rotating sleeve (, the power cylinder (38) is provided with a first rolling ball (321) and a second rolling ball (322) on the top and the outer ring, the power cylinder (38) is provided with a rotating ring (32) and a rotating sleeve (323) through the first rolling ball (321) and the second rolling ball (322) in a sliding connection manner, the top of the inner ring of the rotating sleeve (323) is fixedly connected with a sealing plate (36), the middle of the sealing plate (36) is rotatably connected with a rotating rod (35), the inner ring of the rotating sleeve (323) corresponds to a large gear (33) and is fixedly connected with a motor mounting plate, (371), the motor mounting plate (371) is fixedly connected with a motor (37), the top of the motor (37) corresponds to a large gear (33) and is fixedly connected with a small gear (3313), the small gear (31) is in wheel meshing with the large gear (33), the bottom of the support (31) is fixedly connected with a roller block, the middle of the roller (393) is provided with a sliding groove (391), the top of the fixing plate (8) corresponds to the sliding groove (391) and is fixedly connected with a sliding rail (39), and the roller (393) is connected with the sliding rail (39) through the sliding groove (391).
6. The meter reading device with high reliability according to claim 5, wherein: the four rollers (393) are arranged and are distributed at the bottom of the support (31) in a right-angle crossed mode.
7. The meter reading device with high reliability according to claim 5, wherein: the rotating ring (32) and the rotating sleeve (323) are provided with rolling ring grooves corresponding to the first rolling ball (321) and the second rolling ball (322), and the rotating ring (32) and the rotating sleeve (323) are connected with the first rolling ball (321) and the second rolling ball (322) in a sliding mode through the rolling ring grooves.
8. The meter reading device with high reliability according to claim 5, wherein: an output shaft is installed on the motor (37), and a pinion (331) is fixedly connected to the output shaft of the motor (37).
9. The meter reading device with high reliability according to claim 1, wherein: the utility model discloses a photovoltaic solar.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011357967.7A CN112652157A (en) | 2020-11-27 | 2020-11-27 | Meter reading device with high reliability |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011357967.7A CN112652157A (en) | 2020-11-27 | 2020-11-27 | Meter reading device with high reliability |
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| Publication Number | Publication Date |
|---|---|
| CN112652157A true CN112652157A (en) | 2021-04-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011357967.7A Pending CN112652157A (en) | 2020-11-27 | 2020-11-27 | Meter reading device with high reliability |
Country Status (1)
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| CN (1) | CN112652157A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113325232A (en) * | 2021-06-09 | 2021-08-31 | 贵州电网有限责任公司 | Electric quantity compensation device and method based on load record of electric energy meter |
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| CN210724653U (en) * | 2019-11-07 | 2020-06-09 | 苏州中纬新能源发展有限公司 | Solar photovoltaic module |
| CN211127270U (en) * | 2019-12-10 | 2020-07-28 | 江花集团有限公司 | Solar power supply wireless data acquisition terminal |
| CN211481203U (en) * | 2020-03-12 | 2020-09-11 | 广东宏达工贸集团有限公司 | Building light energy management device convenient to installation |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| DE19713401A1 (en) * | 1996-04-11 | 1997-10-30 | Siemens Ag | Emergency/distress telephone system with solar power supply e.g. for long-distance roadways, in particular motor-ways |
| CN2864845Y (en) * | 2005-09-07 | 2007-01-31 | 常州信力燃气设备有限公司 | Wireless remote data collector |
| CN207652375U (en) * | 2018-01-15 | 2018-07-24 | 哈斯达 | A kind of solar photovoltaic bracket easy to disassemble |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113325232A (en) * | 2021-06-09 | 2021-08-31 | 贵州电网有限责任公司 | Electric quantity compensation device and method based on load record of electric energy meter |
| CN113325232B (en) * | 2021-06-09 | 2023-02-17 | 贵州电网有限责任公司 | Electric quantity compensation device and method based on load record of electric energy meter |
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Application publication date: 20210413 |
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