CN109617524A - A kind of commercial style photovoltaic plant data acquisition box - Google Patents
A kind of commercial style photovoltaic plant data acquisition box Download PDFInfo
- Publication number
- CN109617524A CN109617524A CN201811174752.4A CN201811174752A CN109617524A CN 109617524 A CN109617524 A CN 109617524A CN 201811174752 A CN201811174752 A CN 201811174752A CN 109617524 A CN109617524 A CN 109617524A
- Authority
- CN
- China
- Prior art keywords
- strip
- guide rail
- slot
- strip groove
- data acquisition
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000009434 installation Methods 0.000 description 21
- 239000004744 fabric Substances 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000005253 cladding Methods 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 230000003139 buffering effect Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000013486 operation strategy Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02S—GENERATION OF ELECTRIC POWER BY CONVERSION OF INFRARED RADIATION, VISIBLE LIGHT OR ULTRAVIOLET LIGHT, e.g. USING PHOTOVOLTAIC [PV] MODULES
- H02S40/00—Components or accessories in combination with PV modules, not provided for in groups H02S10/00 - H02S30/00
- H02S40/30—Electrical components
- H02S40/34—Electrical components comprising specially adapted electrical connection means to be structurally associated with the PV module, e.g. junction boxes
-
- H02J13/0062—
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
Landscapes
- Photovoltaic Devices (AREA)
Abstract
The present invention relates to a kind of commercial style photovoltaic plant data acquisition boxs, the upper box slot and lower box slot of square box are constituted including fastening each other, the first strip groove is arranged along the length direction of upper box slot in the upper positive top of box slot, outer guide strip is set in the first strip groove, and the outer guide strip elastic telescopic and can be reduced to completely in the first strip groove along the groove depth direction of the first strip groove；The second strip groove is arranged along the length direction of lower box slot in the top at the lower box slot back side, be arranged in the second strip groove in guide rail strip, the interior guide rail strip elastic telescopic and can be reduced to completely in the second strip groove along the groove depth direction of the second strip groove；Guide rail is arranged in the top of lower box slot along its length, and the guide rail is removable back and forth along the length direction of lower box slot, and the two sides of guide rail are placed in outer guide strip, on interior guide rail strip respectively；The back side of lower box slot is located at the lower section setting link slot of interior guide rail strip, is equipped with connecting plate between link slot.
Description
Technical field
The present invention relates to power engineering, and in particular to a kind of commercial style photovoltaic plant data acquisition box.
Background technique
With increasing rapidly for Electricity Demand, operation strategies are more and more in the power system for solar energy photovoltaic system
Extensively.Existing photovoltaic management system is mostly to carry out patrolling dimension monitoring, this system pair in the controller relied in system
It can be applicable in small hydropower station since the device distributions range such as solar components is little.But for large-scale power station, due to setting
Back-up cloth is wide, and arrangement space is big, and it is huge to tie up monitoring cost using traditional patrolling, and low efficiency and inconvenience manage.In particular for
Commercial style photovoltaic plant, since commercial style photovoltaic plant is typically greater than the photovoltaic plant of 20kW, so its solar components etc.
Device distribution range is very big, and technical staff or maintenance work personnel need a kind of new power plant structure that is high-efficient, facilitating management
It makes.
And when constructing novel commercial style photovoltaic plant that is high-efficient, facilitating management, it is necessary to commercial data be relied on to acquire
Data are sent to by box by the data of commercial data concentrator in commercial style photovoltaic plant by data acquisition box by signal transmission
Cloud platform server.It is more severe to the mounting arrangements of data acquisition box in order to guarantee normal, the steady operation of data acquisition box
It carves, it, which need be located in commercial style photovoltaic plant room, convenient to arrange, and the protection to data acquisition box arrangement
Property, stability also require.
Summary of the invention
It is an object of the present invention to provide a kind of commercial style photovoltaic plant data acquisition boxs, and structure is simple, easy for installation, arrangement
Stablize, installation can facilitate installation according to required position side, the back side, and can be adjusted and be arranged according to actual requirement after mounting hole positioning
Installation connection orientation facilitates installation.
In order to achieve the goal above, the technical solution adopted by the present invention are as follows: a kind of commercial style photovoltaic plant is acquired with data
Box, the upper box slot and lower box slot of square box are constituted including fastening each other, be provided on the lower box slot connect with RS485 line it is defeated
The first strip groove, the first strip groove is arranged along the length direction of upper box slot in incoming interface and output interface, the upper positive top of box slot
Upper setting outer guide strip, the outer guide strip elastic telescopic and can be reduced to completely along the groove depth direction of the first strip groove
In first strip groove；The second strip groove is arranged along the length direction of lower box slot in the top at the lower box slot back side, sets in the second strip groove
Set interior guide rail strip, the interior guide rail strip elastic telescopic and can be reduced to completely second along the groove depth direction of the second strip groove
In strip groove；Guide rail is arranged in the top of lower box slot along its length, and the guide rail back and forth may be used along the length direction of lower box slot
It moves, the two sides of guide rail are placed in outer guide strip, on interior guide rail strip respectively, and connecting hole is arranged on the rail level of guide rail；Lower box slot
The back side be located at the lower section setting link slot of interior guide rail strip, connecting plate is equipped between link slot, the connecting plate is along even
The flute length direction of access slot is removable back and forth.
Further, the back side of lower box slot is located at the setting of the two sides up and down buffer bar of link slot, and the buffer bar of upside is located at
The lower section of interior guide rail strip.
Preferably, it is arranged symmetrically before and after first strip groove and the second strip groove.
Further, the angle of the long parallel arrangement of the rail of the flute length of the link slot and guide rail or degree of making up less than
Arrangement.
Further, link is set positioned at the upper corner of lower box slot.
The technical effects of the invention are that: data acquisition box and commercial data concentrator wired connection through the invention, quotient
Data are passed with data acquisition box wired connection of the present invention by input interface and output interface by RS485 line with data concentrator
Give data collector of the present invention.
Data collector of the present invention is during installation by being located at the first strip groove, the Article 2 that the top two sides of square box are arranged
Outer guide strip, interior guide rail strip are set on shape slot；Positioned at the back side of square box, link slot is set.Guide rail is arranged according to installation requirements
And connecting plate.Due to outer guide strip along the first bar shaped groove deep direction scalable, interior guide rail strip along the second bar shaped groove deep
Direction is scalable, and such guide rail is compressible due to its holding position, and when arranging guide rail, guide rail leads mouth towards square box, conveniently
The top any direction along square box guide rail is arranged on square box, i.e., guide rail use outer card structure, formed to square box top
Cladding, and then play the role of protecting square box simultaneously, and cloth postpones, due to outer guide strip, the elastic recoil of interior guide rail strip
Effect, guide rail it is stable be stuck in outer guide strip, on interior guide rail strip, and guide rail is adjustable along square box length, such commercial style light
Arrangement orientation can be adjusted after the positioning of overhead utility indoor profile mounting hole according to actual requirement, guarantees that data acquisition box lateral location is quasi-
True installation.Facilitate stable arrangement by link slot positioned at the back side of square box again, when installation, which need to only use, is press-connected plate two
The flange of side will connect in board to link slot, i.e., connecting plate uses interior card structure, play the supporting role to square box wall built-up, into
One step guarantees that stablizing for data collector is arranged, is acted on by the elastic recoil of connecting plate two sides, is stuck in so that connecting plate is stable
On link slot, and connecting plate is adjustable along square box length, can basis after the positioning of back side mounting hole in such commercial style photovoltaic plant room
Actual requirement adjustment arrangement orientation, guarantees that data acquisition box back position is accurately installed.Of course, it is possible to according to practical layout,
First the back side of data acquisition box is arranged, then to the side arrangement of data acquisition box.The configuration of the present invention is simple, easy for installation, peace
Dress can facilitate installation according to required position side, the back side, and can adjust arrangement installation after mounting hole positioning according to actual requirement and connect
It connects orientation and facilitates installation.
Detailed description of the invention
Fig. 1 is the three-dimensional structure diagram of present invention removal rail state；
Fig. 2 is the vertical profile structural schematic diagram of the first strip groove of the invention；
Fig. 3 is the side block diagram of present invention assembly rail state.
Specific embodiment
Referring to attached drawing, a kind of commercial style photovoltaic plant data acquisition box constitutes the upper box slot of square box including fastening each other
10 and lower box slot 20, the input interface 23 and output interface 24 connecting with RS485 line, upper box are provided on the lower box slot 20
The first strip groove 11 is arranged along the length direction of upper box slot 10 in the positive top of slot 10, and outer guide card is arranged in the first strip groove 11
Item 12, the outer guide strip 12 elastic telescopic and can be reduced to completely the first bar shaped along the groove depth direction of the first strip groove 11
In slot 11；The second strip groove is arranged along the length direction of lower box slot 20 in the top at lower 20 back side of box slot, is arranged in the second strip groove
Interior guide rail strip 22, the interior guide rail strip 22 elastic telescopic and can be reduced to completely along the groove depth direction of the second strip groove
In two strip grooves；Guide rail 30, length of the guide rail 30 along lower box slot 20 is arranged in the top of lower box slot 20 along its length
Direction is removable back and forth, and the two sides of guide rail 30 are placed in outer guide strip 12, on interior guide rail strip 22 respectively, on the rail level of guide rail 30
Connecting hole 31 is set；The back side of lower box slot 20 is located at the lower section setting link slot 40 of interior guide rail strip 22, blocks between link slot 40
It is equipped with connecting plate 41, the connecting plate 41 is removable back and forth along the flute length direction of link slot 40.
Data acquisition box and commercial data concentrator wired connection, commercial data concentrator pass through RS485 through the invention
Line transfers data to data of the present invention with data acquisition box wired connection of the present invention by input interface 23 and output interface 24 and adopts
Storage.
The first strip groove 11, second that data collector of the present invention is arranged by being located at the top two sides of square box during installation
Outer guide strip 12, interior guide rail strip 22 are set in strip groove；Positioned at the back side of square box, link slot 40 is set.According to installation requirements
Arrange guide rail 30 and connecting plate 41.Due to outer guide strip 12 along 11 groove depth direction of the first strip groove scalable, interior guide rail strip
22 is scalable along the second bar shaped groove deep direction, and such guide rail 30 is compressible due to its holding position, when arranging guide rail 30, leads
Rail 30 leads mouth towards square box, easily guide rail 30 is arranged on square box along the top any direction of square box, i.e., guide rail 30 is adopted
With outer card structure, the cladding to square box top is formed, and then plays the role of protecting square box simultaneously, and cloth postpones, due to leading outside
Rail clip item 12, interior guide rail strip 22 elastic recoil effect, guide rail 30 it is stable be stuck in outer guide strip 12, interior guide rail strip 22
On, and guide rail 30 is adjustable along square box length, can be according to being actually subjected to after such commercial style photovoltaic plant indoor profile mounting hole positioning
Adjustment arrangement orientation is sought, guarantees that data acquisition box lateral location is accurately installed.Pass through link slot 40 positioned at the back side of square box again
Facilitate stable arrangement, when installation only need to using being press-connected the flange of 41 two sides of plate in the card to link slot 40 of connecting plate 41,
I.e. connecting plate 41 uses interior card structure, plays the supporting role to square box wall built-up, is further ensured that the stabilization cloth of data collector
It sets, is acted on, be stuck on link slot 40 so that connecting plate 41 is stable, and 41 edge of connecting plate by the elastic recoil of 41 two sides of connecting plate
Square box length is adjustable, can adjust arrangement side according to actual requirement after the positioning of back side mounting hole in such commercial style photovoltaic plant room
Position guarantees that data acquisition box back position is accurately installed.Of course, it is possible to according to practical layout, first to the back of data acquisition box
Face arrangement, then to the side arrangement of data acquisition box.The configuration of the present invention is simple, easy for installation, installation can be according to required position side
Face, the back side facilitate installation, and can adjust arrangement installation connection orientation after mounting hole positioning according to actual requirement and facilitate installation.
Further, the back side of lower box slot 20 is located at the setting of the two sides up and down buffer bar 50 of link slot 40, the buffering of upside
Item 50 is located at the lower section of interior guide rail strip 22.
It is the protective effect to the back side of data acquisition box that buffer bar 50, which is arranged, and the data acquisition box back side is avoided to incline when arranging
When leaning to commercial style photovoltaic plant indoor wall, the upper rear portion of data acquisition box or lower part directly bump to commercial style light
Overhead utility indoor wall causes to damage.
Preferably, it is arranged symmetrically before and after first strip groove 11 and the second strip groove.
The front of guide rail 30 or the back side is facilitated to be directly arranged on data acquisition box in this way.
Further, the rail of the flute length of the link slot 40 and guide rail 30 is long is arranged in parallel or makes up less than 30 degree
Angle arrangement.
When data acquisition box actual arrangement is installed, in order to guarantee that connecting plate 41 will not be caused with guide rail 30 because of arrangement each other
The interference stable to other side.The flute length of link slot 40 and the long parallel arrangement of the rail of guide rail 30 or the angle cloth for making up less than 30 degree
It sets, such connecting plate 41 is arranged in parallel with guide rail 30 or the lesser arrangement of angle, is difficult Relative sliding occur, guarantees that data are adopted
Collect the stability of box arrangement.
Further, link 23 is set positioned at the upper corner of lower box slot 20.
The link 23 of setting facilitates technical staff to take, carries data acquisition box.
The assembly technology of commercial style photovoltaic plant data acquisition box of the invention, comprising the following steps:
Step 1, the both ends of data acquisition box square box are held, keep the length direction of data acquisition box square box and guide rail 30 flat
Row, guide rail 30 tilt 5 °~15 °, 30 side hook of guide rail are caught on outer guide strip 12 or interior guide rail strip 22；
Step 2, both hands hold data acquisition box square box both ends or so inferior horn, first toward drop-down data acquisition box square box, make it
30 hook of overlying guide rail is deformed, then data acquisition box square box is pressed to guide rail 30, and 30 other side hook of guide rail is led due to interior
The elastic telescopic of rail clip item 22 or outer guide strip 12,30 other side hook of guide rail are caught in interior guide rail strip 22 or outer guide strip
On 12；
Step 3, expansion tube and screw are installed: determining punch position, ensures centerline hole and ground with vertical the Line tool
Relative position, and with marking pen mark；It is punched using impact drill and expansion tube and screw is installed；
Step 4, guide rail 30 or 41 position of connecting plate are adjusted along data acquisition box length direction, by the guide rail of data acquisition box
30 or connecting plate 41 be mounted on the screw for being already fixed to metope.
The assembly technology of above-mentioned commercial style photovoltaic plant data acquisition box, assembling process is simple, arrangement is easy, assembly effect
Rate is high, is assemblied in commercial style photovoltaic plant indoor wall, guarantees the stable operation of commercial style photovoltaic plant.
Claims (5)
1. a kind of commercial style photovoltaic plant data acquisition box, including fastening the upper box slot (10) for constituting square box and lower box slot each other
(20), the input interface (23) and output interface (24) connecting with RS485 line, feature are provided on the lower box slot (20)
Be: the first strip groove (11) are arranged along the length direction of upper box slot (10) in upper box slot (10) positive top, the first strip groove
(11) outer guide strip (12) are set on, the outer guide strip (12) can elasticity along the groove depth direction of the first strip groove (11)
It stretches and can be reduced to completely in the first strip groove (11)；The top at lower box slot (20) back side is set along the length direction of lower box slot (20)
The second strip groove is set, interior guide rail strip (22) is set in the second strip groove, and the interior guide rail strip (22) is along the second strip groove
Groove depth direction elastic telescopic and can be reduced to completely in the second strip groove；The top of lower box slot (20) is arranged along its length
Guide rail (30), the guide rail (30) is removable back and forth along the length direction of lower box slot (20), and holding is distinguished in the two sides of guide rail (30)
In on outer guide strip (12), interior guide rail strip (22), connecting hole (31) are set on the rail level of guide rail (30)；Lower box slot (20)
The back side is located at lower section setting link slot (40) of interior guide rail strip (22), is equipped with connecting plate (41), institute between link slot (40)
The connecting plate (41) stated is removable back and forth along the flute length direction of link slot (40).
2. a kind of commercial style photovoltaic plant data acquisition box according to claim 1, it is characterised in that: lower box slot (20)
The back side be located at the setting of two sides up and down buffer bar (50) of link slot (40), the buffer bar (50) of upside is located at interior guide rail strip
(22) lower section.
3. a kind of commercial style photovoltaic plant data acquisition box according to claim 1 or 2, it is characterised in that: described
It is arranged symmetrically before and after first strip groove (11) and the second strip groove.
4. a kind of commercial style photovoltaic plant data acquisition box according to claim 3, it is characterised in that: the connection
The flute length of slot (40) and the long parallel arrangement of the rail of guide rail (30) or the angle arrangement for making up less than 30 degree.
5. a kind of commercial style photovoltaic plant data acquisition box according to claim 4, it is characterised in that: be located at lower box slot
(20) link (23) are arranged in upper corner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811174752.4A CN109617524A (en) | 2018-10-09 | 2018-10-09 | A kind of commercial style photovoltaic plant data acquisition box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811174752.4A CN109617524A (en) | 2018-10-09 | 2018-10-09 | A kind of commercial style photovoltaic plant data acquisition box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109617524A true CN109617524A (en) | 2019-04-12 |
Family
ID=66002905
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811174752.4A Pending CN109617524A (en) | 2018-10-09 | 2018-10-09 | A kind of commercial style photovoltaic plant data acquisition box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109617524A (en) |
Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201345788Y (en) * | 2009-02-10 | 2009-11-11 | 浙江华鑫实业有限公司 | Router box |
| CN202004016U (en) * | 2011-05-12 | 2011-10-05 | 沈中良 | Clamping block for solar panel support |
| CN202160363U (en) * | 2011-04-14 | 2012-03-07 | 泰州华博通信设备有限公司 | Protection box for coupler |
| CN202759222U (en) * | 2012-04-13 | 2013-02-27 | 上海浦核科技有限公司 | Multi-slot surge protector base |
| CN203434892U (en) * | 2013-08-12 | 2014-02-12 | 苏州市职业大学 | Intelligent photovoltaic junction box having functions of parameter measurement and wireless transmission |
| CN203984341U (en) * | 2014-07-11 | 2014-12-03 | 南自晋能自动化有限公司 | A kind of photovoltaic lightningproof direct current conflux case |
| CN205247147U (en) * | 2015-12-23 | 2016-05-18 | 广州三晶电气股份有限公司 | Photovoltaic data collector |
| CN105703348A (en) * | 2016-04-20 | 2016-06-22 | 南京优倍电气有限公司 | Modular surge protection device |
| CN206195720U (en) * | 2016-12-02 | 2017-05-24 | 百川归海（天津）科技有限公司 | Photovoltaic conflux case monitoring device |
| CN206504291U (en) * | 2017-02-22 | 2017-09-19 | 浙江易正照明有限公司 | A kind of portable plant grows the lamp connecting structure of lamp support |
| CN206533092U (en) * | 2016-12-30 | 2017-09-29 | 江苏富沃德电子科技有限公司 | A kind of protecting cover for wiring box |
| CN209170297U (en) * | 2018-10-09 | 2019-07-26 | 安徽大恒能源科技有限公司 | A kind of commercial style photovoltaic plant data acquisition box |
-
2018
- 2018-10-09 CN CN201811174752.4A patent/CN109617524A/en active Pending
Patent Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201345788Y (en) * | 2009-02-10 | 2009-11-11 | 浙江华鑫实业有限公司 | Router box |
| CN202160363U (en) * | 2011-04-14 | 2012-03-07 | 泰州华博通信设备有限公司 | Protection box for coupler |
| CN202004016U (en) * | 2011-05-12 | 2011-10-05 | 沈中良 | Clamping block for solar panel support |
| CN202759222U (en) * | 2012-04-13 | 2013-02-27 | 上海浦核科技有限公司 | Multi-slot surge protector base |
| CN203434892U (en) * | 2013-08-12 | 2014-02-12 | 苏州市职业大学 | Intelligent photovoltaic junction box having functions of parameter measurement and wireless transmission |
| CN203984341U (en) * | 2014-07-11 | 2014-12-03 | 南自晋能自动化有限公司 | A kind of photovoltaic lightningproof direct current conflux case |
| CN205247147U (en) * | 2015-12-23 | 2016-05-18 | 广州三晶电气股份有限公司 | Photovoltaic data collector |
| CN105703348A (en) * | 2016-04-20 | 2016-06-22 | 南京优倍电气有限公司 | Modular surge protection device |
| CN206195720U (en) * | 2016-12-02 | 2017-05-24 | 百川归海（天津）科技有限公司 | Photovoltaic conflux case monitoring device |
| CN206533092U (en) * | 2016-12-30 | 2017-09-29 | 江苏富沃德电子科技有限公司 | A kind of protecting cover for wiring box |
| CN206504291U (en) * | 2017-02-22 | 2017-09-19 | 浙江易正照明有限公司 | A kind of portable plant grows the lamp connecting structure of lamp support |
| CN209170297U (en) * | 2018-10-09 | 2019-07-26 | 安徽大恒能源科技有限公司 | A kind of commercial style photovoltaic plant data acquisition box |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN209170297U (en) | A kind of commercial style photovoltaic plant data acquisition box | |
| CN109617524A (en) | A kind of commercial style photovoltaic plant data acquisition box | |
| CN202834646U (en) | Aluminum alloy hanging hook | |
| CN109194280A (en) | A kind of assembly technology of commercial style photovoltaic plant data acquisition box | |
| CN204966679U (en) | Wind -force balance plate antenna | |
| CN204496634U (en) | A kind of stationary installation of circumference intrusion detection vibration optical fiber | |
| CN215635428U (en) | Anti-seismic support and hanger system assembly | |
| CN203632607U (en) | Photovoltaic module and photovoltaic module support | |
| CN210536563U (en) | Angle-adjustable photovoltaic power generation panel | |
| CN203396394U (en) | Splitting type detection system for pole tower inclination | |
| CN212808666U (en) | Glue shortage detection device for semiconductor packaging | |
| CN204686200U (en) | Single glass solar opto-electronic board back plate openings frock | |
| CN207067315U (en) | The long range Travelling Wave Fault Location monitoring device of Fibre Optical Sensor and wavelength-division multiplex technique | |
| CN206149187U (en) | Fixed hooking bracket sub -assembly of hanging of tile roof solar module | |
| CN209588240U (en) | A kind of passive room is with removing haze device | |
| CN213340408U (en) | Photovoltaic module hits rubber machine | |
| CN221283568U (en) | Anti-displacement PLC device | |
| CN216348767U (en) | Measuring device for construction | |
| CN221042399U (en) | Power equipment monitoring devices | |
| CN210452435U (en) | Fixing device is used in computer maintenance | |
| CN203085579U (en) | Track pressing block for solar panel | |
| CN220690140U (en) | All-weather meteorological environment acquisition equipment | |
| CN215956329U (en) | Solar cell receiver for use in concentrated solar energy system | |
| CN210745158U (en) | 5G wireless optical fiber control box | |
| CN218499066U (en) | Photovoltaic grillage structure convenient to installation of photovoltaic board |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190412 |