CN109782033A - A kind of power quality real-time detection apparatus - Google Patents

A kind of power quality real-time detection apparatus Download PDF

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Publication number
CN109782033A
CN109782033A CN201910066754.XA CN201910066754A CN109782033A CN 109782033 A CN109782033 A CN 109782033A CN 201910066754 A CN201910066754 A CN 201910066754A CN 109782033 A CN109782033 A CN 109782033A
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China
Prior art keywords
socketed
time detection
screwed
power
capping
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Granted
Application number
CN201910066754.XA
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Chinese (zh)
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CN109782033B (en
Inventor
郝慎军
陈祥龙
胡明
刘魁元
时彦霞
郑焕海
周东凯
梁周峰
郭龙军
贾凌云
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
RIZHAO SUNSHINE ELECTRIC POWER DESIGN Co Ltd
Rizhao Power Supply Co of State Grid Shandong Electric Power Co Ltd
Original Assignee
RIZHAO SUNSHINE ELECTRIC POWER DESIGN Co Ltd
Rizhao Power Supply Co of State Grid Shandong Electric Power Co Ltd
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Application filed by RIZHAO SUNSHINE ELECTRIC POWER DESIGN Co Ltd, Rizhao Power Supply Co of State Grid Shandong Electric Power Co Ltd filed Critical RIZHAO SUNSHINE ELECTRIC POWER DESIGN Co Ltd
Priority to CN201910066754.XA priority Critical patent/CN109782033B/en
Publication of CN109782033A publication Critical patent/CN109782033A/en
Application granted granted Critical
Publication of CN109782033B publication Critical patent/CN109782033B/en
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Abstract

The invention discloses a kind of power quality real-time detection apparatus, side connects the photovoltaic power generation equipment of several scattering devices, side connects power grid, the photovoltaic power generation equipment of several scattering devices is produced electricl energy using solar energy, pass through network delivery to power quality real-time detection apparatus, it is accessed in power grid after the detection of power quality real-time detection apparatus, it is characterized in that, power quality real-time detection apparatus includes: apparatus housing, fixed plate, capping, fixation kit, electric energy meter, display screen, rotary button, USB interface and power interface, the centrally located side in shell one end is provided with several electric energy meters, display screen is socketed at the top of the centrally located other side in shell one end, the display screen bottom is provided with rotary button, and rotary button and cage connection, the centrally located another side bottom in shell one end It is screwed operation valve, the present invention is using the mode that is fixedly clamped, convenient for being freely disassembled and replacing the power quality real-time detection apparatus inner body.

Description

A kind of power quality real-time detection apparatus
Technical field
The present invention relates to Power Quality Detection technical field, specially a kind of power quality real-time detection apparatus.
Background technique
Distributed photovoltaic power generation Technology application is more and more wider, which is by steam-electric power plant scattering device in resident Roof, spacious ground etc., the electric energy for then again generating each steam-electric power plant passes through in access power grid.Due to by Shine upon, the factors such as generating equipment stability influence, the power quality that each steam-electric power plant generates is irregular.Such as Fruit is unable to the quality for the electric energy that each steam-electric power plant of real-time monitoring generates, and can influence very much the normal operation of entire power grid, Even paralyse.In history, China causes huge economic losses just as the harmonic wave of distributed power generation influences.As monitoring electric power The instrument of harmonic content in system, power quality real-time detection apparatus are parts indispensable in distributed photovoltaic power generation.
Traditional electric energy quality detection device is integrated, and voluntarily installing and dismounting, machine can not use long inner body Easily aging, integrated design cause internal aging part that can not replace, detection data are made error occur, are unfavorable for the standard of detection True property;Traditional electric energy quality detection device does not have safeguard measure, and the external world, which is hit, easily causes electric energy quality detection device vibration damage Bad inner body reduces electric energy quality detection device service life significantly, and for these defects, it is real to design a kind of power quality When detection device be necessary.
Summary of the invention
The purpose of the present invention is to provide a kind of power quality real-time detection apparatus, to solve to propose in above-mentioned background technique The problem of.
A kind of power quality real-time detection apparatus of the invention, the photovoltaic power generation that side connects several scattering devices are set Standby, side connects power grid, and the photovoltaic power generation equipment of several scattering devices is produced electricl energy using solar energy, extremely by network delivery Power quality real-time detection apparatus of the invention accesses in power grid after tested.
A kind of power quality real-time detection apparatus specific structure includes: apparatus housing, handle, fixed plate, capping, fixed group Part, electric energy meter, display screen, rotary button, operation valve, USB interface and power interface, described device casing one end are located at center Place side is provided with several electric energy meters, and described device casing one end is socketed with display screen at the top of the centrally located other side, institute It states display screen bottom and is provided with rotary button, and rotary button is connect with apparatus housing, described device casing one end is located at center Locate another side bottom and be screwed operation valve, the operation valve side is provided with several USB interfaces, and USB Interface is connect with apparatus housing, and the operation valve bottom is provided with several power interfaces, and power interface is located at device machine Shell bottom side, described device cabinet top are socketed with capping, and the capping both ends are mounted on fixation kit, and described fixed group Part is by thread groove, nut set, L shape baffle, threaded post, first clamping plate, second clamping plate, Anti-slip cover, fixing shell, centre bore, multiple Position spring, sliding bar, latch plate, rubber pad, partition and compressed spring composition, the capping both ends offer thread groove, institute It states and is socketed with threaded post inside thread groove, described threaded post one end is socketed with nut set, and nut set is located at capping outer wall side, The capping outer wall side has been screwed L shape baffle, and L shape baffle is socketed in nut set outside, and the threaded post is another One end has been screwed first clamping plate, and first clamping plate is located at capping inner wall side, and described first clamping plate one end passes through spiral shell Silk is fixed with latch plate, sliding bar has been screwed at the center of described latch plate one end, described sliding bar one end is socketed with Fixing shell, described fixing shell one end offers centre bore, and centre bore is socketed on the outside of sliding bar, described sliding bar one end It is socketed with reset spring, and reset spring one end is bonded with fixing shell outer wall, the sliding bar other end is screwed There is partition, and partition is bonded with fixing shell inner wall, described partition one end is provided with compressed spring, and compressed spring one end and solid Determine the fitting of shell side inner wall, the fixing shell outer wall other end has been screwed second clamping plate, the second clamping plate One end is bonded with apparatus housing top exterior walls.
Further, described device bottom of shell has been screwed pedestal, and pedestal is socketed with protective case.
Further, two sides have been screwed fixed plate at the capping top center, and set at the top of fixed plate It is equipped with handle.
Further, described second clamping plate one end is socketed with Anti-slip cover, and is bonded at the top of Anti-slip cover one end and apparatus housing.
Further, the partition two sides are socketed with rubber pad, and rubber pad is bonded with fixing shell inner wall.
Compared with prior art, the beneficial effects obtained by the present invention are as follows being: the fixation of the power quality real-time detection apparatus Modular construction is simple, easy to operate, manually capping is socketed at the top of apparatus housing, nutting set clockwise, turns threaded post It is dynamic to squeeze second clamping plate, until second clamping plate clamping device cabinet top, completes to fix, power supply line is even connected with the mains again at this time Interface, opening operation valve adjust rotary button, can observe electric power detection on a display screen as a result, using nut set is turned, Make second clamping plate clamping device cabinet top, abandoned traditional integrated design, using the mode of being fixedly clamped, the electric energy matter can be made Amount real-time detection apparatus is freely disassembled, and is convenient for changing the power quality real-time detection apparatus inner body, machine ages is avoided to make It makes mistakes at measurement, is conducive to power quality real-time detection apparatus use, substantially increases the accuracy of detection, while when the external world is hit The power quality real-time detection apparatus is hit, apparatus housing, which is shaken, squeezes second clamping plate, second clamping plate pressed home spring and compression Spring, reset spring and compressed spring provide elastic force and thoroughly offset extraneous impact force, and extraneous hit is avoided to cause the power quality Real-time detection apparatus damage, is conducive to protect the power quality real-time detection apparatus, extends the power quality real-time detection apparatus Service life.
Detailed description of the invention
Attached drawing is used to provide further understanding of the present invention, and constitutes part of specification, with reality of the invention It applies example to be used to explain the present invention together, not be construed as limiting the invention.In the accompanying drawings:
Fig. 1 is a kind of cut-in method schematic diagram of power quality real-time detection apparatus of the invention;
Fig. 2 is a kind of overall structure diagram of power quality real-time detection apparatus of the invention;
Fig. 3 is a kind of fixation kit structural schematic diagram of power quality real-time detection apparatus of the invention;
Fig. 4 is a kind of part enlarged drawing of the fixing shell of power quality real-time detection apparatus of the invention.
In figure: 1, apparatus housing;2, handle;3, fixed plate;4, it covers;5, fixation kit;6, electric energy meter;7, display screen; 8, rotary button;9, valve is operated;10, USB interface;11, power interface;12, thread groove;13, nut set;14, L shape baffle; 15, threaded post;16, first clamping plate;17, second clamping plate;18, Anti-slip cover;19, fixing shell;20, centre bore;21, bullet is resetted Spring;22, sliding bar;23, latch plate;24, rubber pad;25, partition;26, compressed spring.
Specific embodiment
The present invention is further illustrated With reference to embodiment.Wherein, attached drawing only for illustration, What is indicated is only schematic diagram, rather than pictorial diagram, should not be understood as the limitation to this patent;Reality in order to better illustrate the present invention Example is applied, the certain components of attached drawing have omission, zoom in or out, and do not represent the size of actual product;To those skilled in the art For, the omitting of some known structures and their instructions in the attached drawings are understandable.
The same or similar label correspond to the same or similar components in the attached drawing of the embodiment of the present invention;It is retouched in of the invention In stating, it is to be understood that if the orientation or positional relationship for having the instructions such as term " on ", "lower", "left", "right" is based on attached drawing Shown in orientation or positional relationship, be merely for convenience of description of the present invention and simplification of the description, rather than indication or suggestion is signified Device or element must have a particular orientation, be constructed and operated in a specific orientation, therefore positional relationship is described in attached drawing Term only for illustration, should not be understood as the limitation to this patent, for the ordinary skill in the art, can To understand the concrete meaning of above-mentioned term as the case may be.
The cut-in method of power quality real-time detection apparatus of the invention a kind of is as shown in Figure 1, several scattering devices Photovoltaic power generation equipment is produced electricl energy for solar energy, by network delivery to power quality real-time detection apparatus, after tested It accesses in power grid.
A kind of specific structure of power quality real-time detection apparatus of the invention please refers to Fig. 2-4, including apparatus housing 1, Handle 2, fixed plate 3, capping 4, fixation kit 5, electric energy meter 6, display screen 7, rotary button 8, operation valve 9,0 and of usb 1 Power interface 11.
The centrally located side in 1 one end of apparatus housing is provided with several electric energy meters 6, and 1 bottom of apparatus housing passes through screw It is fixed with pedestal, and pedestal is socketed with protective case, is conducive to protective device casing 1,1 one end of apparatus housing is centrally located another Lateral roof is socketed with display screen 7, and 7 bottom of display screen is provided with rotary button 8, and rotary button 8 is connect with apparatus housing 1, dress It sets the centrally located another side bottom in 1 one end of casing and has been screwed operation valve 9, if operation 9 side of valve is provided with Dry usb 10, and usb 10 is connect with apparatus housing 1, operation 9 bottom of valve is provided with several power interfaces 11, And power interface 11 is located at 1 bottom side of apparatus housing, and capping 4 is socketed at the top of apparatus housing 1, covers two at 4 top centers Side has been screwed fixed plate 3, and handle 2 is provided at the top of fixed plate 3, is conducive to 4 disassembly of capping, covers 4 both ends Be mounted on fixation kit 5, fixation kit 5 by thread groove 12, nut set 13, L shape baffle 14, threaded post 15, first clamping plate 16, Second clamping plate 17, Anti-slip cover 18, fixing shell 19, centre bore 20, reset spring 21, sliding bar 22, latch plate 23, rubber pad 24, partition 25 and compressed spring 26 form, and 4 both ends of capping offer thread groove 12, are socketed with threaded post inside thread groove 12 15,15 one end of threaded post is socketed with nut set 13, and nut set 13 is located at 4 outer wall sides of capping, and 4 outer wall sides of capping pass through spiral shell Silk is fixed with L shape baffle 14, and L shape baffle 14 is socketed in 13 outside of nut set, and 15 other end of threaded post has been screwed First clamping plate 16, and first clamping plate 16 is located at 4 inner wall sides of capping, 16 one end of first clamping plate has been screwed latch plate 23, sliding bar 22 has been screwed at 23 one end center of latch plate, and 22 one end of sliding bar is socketed with fixing shell 19, fixed 19 one end of shell offers centre bore 20, and centre bore 20 is socketed in 22 outside of sliding bar, and 22 one end of sliding bar is socketed with reset Spring 21, and 21 one end of reset spring is bonded with 19 outer wall of fixing shell, 22 other end of sliding bar has been screwed partition 25, and partition 25 is bonded with 19 inner wall of fixing shell, 25 two sides of partition are socketed with rubber pad 24, and rubber pad 24 and fixation are outer The fitting of 19 inner wall of shell, it is fixed to be conducive to partition 25, and 25 one end of partition is provided with compressed spring 26, and 26 one end of compressed spring and solid Determine the fitting of 19 side inner wall of shell, the 19 outer wall other end of fixing shell has been screwed second clamping plate 17, second clamping plate 17 One end is bonded with 1 top exterior walls of apparatus housing, and 17 one end of second clamping plate is socketed with Anti-slip cover 18, and 18 one end of Anti-slip cover and device It is bonded at the top of casing 1, it is fixed to be conducive to apparatus housing 1.
The power quality real-time detection apparatus is twisted clockwise in use, capping 4 is manually socketed in the top of apparatus housing 1 Nut set 13,13 rotation thread-rolling screw column 15 of nut set, the rotation of threaded post 15 squeeze first clamping plate 16, and first clamping plate 16 squeezes bullet Spring plate 23,23 pressed home spring 21 of latch plate and sliding bar 22, reset spring 21 and sliding bar 22 squeeze fixing shell 19, Gu Determine shell 19 and squeeze second clamping plate 17, until 17 clamping device casing of second clamping plate, 1 top, completes to fix, at this time again by power supply Line connects upper power source interface 11, and computer is connect with usb 10, opening operation valve 9, adjusts rotary button 8, can show Electric power detection is observed on screen 7 as a result, having abandoned traditional integrated design, using the mode of being fixedly clamped, the power quality can be made real When detection device be freely disassembled, be convenient for changing the power quality real-time detection apparatus inner body, machine ages avoided to cause to survey Amount fault, while the power quality real-time detection apparatus is hit when extraneous, apparatus housing 1, which is shaken, squeezes second clamping plate 17, and second 17 pressed home spring 21 of clamping plate and compressed spring 26, reset spring 21 are thoroughly offset the external world with the offer elastic force of compressed spring 26 and are hit Power is hit, avoids extraneous hit that the power quality real-time detection apparatus is caused to damage.
Obviously, the above embodiment of the present invention be only to clearly illustrate example of the present invention, and not be pair The restriction of embodiments of the present invention.For those of ordinary skill in the art, may be used also on the basis of the above description To make other variations or changes in different ways.There is no necessity and possibility to exhaust all the enbodiments.It is all this Made any modifications, equivalent replacements, and improvements etc., should be included in the claims in the present invention within the spirit and principle of invention Protection scope within.

Claims (5)

1. a kind of power quality real-time detection apparatus, side connects the photovoltaic power generation equipment of several scattering devices, side connection Power grid characterized by comprising apparatus housing (1), handle (2), fixed plate (3), capping (4), fixation kit (5), electric energy meter (6), display screen (7), rotary button (8), operation valve (9), USB interface (10) and power interface (11), it is characterised in that: institute It states apparatus housing (1) centrally located side in one end and is provided with several electric energy meters (6), described device casing (1) one end is located at It is socketed with display screen (7) at the top of the other side at center, display screen (7) bottom is provided with rotary button (8), and rotary button (8) it is connect with apparatus housing (1), the centrally located another side bottom in described device casing (1) one end has been screwed behaviour Make valve (9), operation valve (9) side is provided with several USB interfaces (10), and USB interface (10) and apparatus housing (1) it connects, operation valve (9) bottom is provided with several power interfaces (11), and power interface (11) is located at device machine Shell (1) bottom side, described device casing (1) top are socketed with capping (4), and described capping (4) both ends are mounted on fixed group Part (5), the fixation kit (5) is by thread groove (12), nut set (13), L shape baffle (14), threaded post (15), first clamping plate (16), second clamping plate (17), Anti-slip cover (18), fixing shell (19), centre bore (20), reset spring (21), sliding bar (22), Latch plate (23), rubber pad (24), partition (25) and compressed spring (26) composition, described capping (4) both ends offer screw thread Slot (12), the thread groove (12) is internal to be socketed with threaded post (15), and described threaded post (15) one end is socketed with nut set (13), And nut set (13) is located at capping (4) outer wall side, described capping (4) outer wall side has been screwed L shape baffle (14), And L shape baffle (14) is socketed on the outside of nut set (13), threaded post (15) other end has been screwed first clamping plate (16), and first clamping plate (16) is located at capping (4) inner wall side, and described first clamping plate (16) one end has been screwed spring Plate (23) has been screwed sliding bar (22) at latch plate (23) one end center, (22) one end cap of sliding bar It is connected to fixing shell (19), described fixing shell (19) one end offers centre bore (20), and centre bore (20) is socketed in sliding On the outside of bar (22), described sliding bar (22) one end is socketed with reset spring (21), and reset spring (21) one end and fixing shell (19) outer wall is bonded, and sliding bar (22) other end has been screwed partition (25), and partition (25) and fixing shell (19) inner wall is bonded, and described partition (25) one end is provided with compressed spring (26), and compressed spring (26) one end and fixing shell (19) side inner wall is bonded, and fixing shell (19) the outer wall other end has been screwed second clamping plate (17), and described the Second splint (17) one end is bonded with apparatus housing (1) top exterior walls.
2. a kind of power quality real-time detection apparatus according to claim 1, it is characterised in that: described device casing (1) Bottom has been screwed pedestal, and pedestal is socketed with protective case.
3. a kind of power quality real-time detection apparatus according to claim 1, it is characterised in that: at the top of the capping (4) Two sides have been screwed fixed plate (3) at center, and are provided with handle (2) at the top of fixed plate (3).
4. a kind of power quality real-time detection apparatus according to claim 1, it is characterised in that: the second clamping plate (17) One end is socketed with Anti-slip cover (18), and is bonded at the top of Anti-slip cover (18) one end and apparatus housing (1).
5. a kind of power quality real-time detection apparatus according to claim 1, it is characterised in that: partition (25) two sides It is socketed with rubber pad (24), and rubber pad (24) is bonded with fixing shell (19) inner wall.
CN201910066754.XA 2019-01-24 2019-01-24 Real-time detection device for power quality Active CN109782033B (en)

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CN109782033B CN109782033B (en) 2021-03-23

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