CN104089678B - A kind of hydropower station water level warning device - Google Patents
A kind of hydropower station water level warning device Download PDFInfo
- Publication number
- CN104089678B CN104089678B CN201410272243.0A CN201410272243A CN104089678B CN 104089678 B CN104089678 B CN 104089678B CN 201410272243 A CN201410272243 A CN 201410272243A CN 104089678 B CN104089678 B CN 104089678B
- Authority
- CN
- China
- Prior art keywords
- water level
- level alarm
- main body
- support
- body rack
- 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.)
- Active
Links
Landscapes
- Emergency Alarm Devices (AREA)
Abstract
The invention discloses a kind of hydropower station water level warning device, described device includes：Main body rack, one end of the main body rack is fixed on river levee, and the other end is located above river surface；Solar panel, GPS location instrument, warning lamp, wireless base station apparatus, battery, the GPS location instrument, the warning lamp, the wireless base station apparatus, the battery is each attached on the main body rack, first water level alarm, second water level alarm, 3rd water level alarm, first water level alarm, second water level alarm, 3rd water level alarm is fixed on below the main body rack by a support, realize and hydropower station water level is monitored in real time without manually operating, technique effect with higher service efficiency and monitoring accuracy.
Description
Technical field
The present invention relates to power equipment research field, more particularly to a kind of hydropower station water level warning device.
Background technology
Electric power is a kind of now the most frequently used energy, and mainly uses hydroelectric generation in south China, and hydroelectric generation has
The relatively low and environmentally friendly advantage of cost, is widely adopted, and water-power plant the need for hydroelectric generation is essential.
The safety of water-power plant is most important, is not only related to the electricity consumption of production and living, is more related to downstream people's
Personal safety, so, the safety in waterpower power station is always the focus that people are concerned about, and the water level in power station is influence power station
The key factor of safety, because water level is too high, or the arriving of flood peak is likely to cause the safety problem of dam, so needing the moment
Monitor upper pond level and water-carrying capacity.
In the prior art, main measured using water level rod is carved with scale on water level, water level rod, and table has color, no
The danger of different stage is represented with color, then water level rod, which needs staff to carry out manual observation, could obtain water level information,
Service efficiency is relatively low, it is necessary to labor intensive and service life is shorter.
In summary, present inventor is during inventive technique scheme in realizing the embodiment of the present application, in discovery
State technology and at least there is following technical problem：
Conventionally, as in the prior art, main measured using water level rod is carved with water level, water level rod
Degree, and table has color, and different colours represent the danger of different stage, and then water level rod needs staff to carry out manual observation
Water level information could be obtained, service efficiency is relatively low, it is necessary to labor intensive and service life is shorter, so measurement of the prior art
Hydropower station water level device exists simple in construction, and function is single, it is necessary to manually operated, in-convenience in use, efficiency and accuracy rate
It is relatively low, the shorter technical problem of service life.
The content of the invention
The invention provides a kind of hydropower station water level warning device, measurement hydropower station water level dress of the prior art is solved
Put and exist simple in construction, function is single, it is necessary to manually operated, in-convenience in use, efficiency and accuracy rate are relatively low, service life
Shorter technical problem, realizes and hydropower station water level is monitored in real time without manually operating, and hydropower station water level report
Alarm device reasonable in design, vdiverse in function, easy to use, the technology effect with higher service efficiency and monitoring accuracy
Really.
In order to solve the above technical problems, the embodiment of the present application provides a kind of hydropower station water level warning device, described device
Including：
Main body rack, the main body rack is strip, and one end of the main body rack is fixed on river levee, other end position
Above river surface；
Solar panel, the solar panel is fixed on the main body rack by a support；
GPS location instrument, warning lamp, wireless base station apparatus, battery, the GPS location instrument, the warning lamp, the nothing
Line dispensing device, the battery are each attached on the main body rack；
First water level alarm, the second water level alarm, the 3rd water level alarm is first water level alarm, described
Second water level alarm, the 3rd water level alarm are fixed on below the main body rack by a support；
Wherein, the solar panel, the GPS location instrument, the warning lamp, the wireless base station apparatus, described
First water level alarm, second water level alarm, the 3rd water level alarm are connected with the battery.
Wherein, first water level alarm, second water level alarm, the 3rd water level alarm structure are identical
Constituted by a rectangular box body, the rectangular box body is hollow-core construction, and the bottom surface of the rectangular box body is netted, the long square chest
Body both sides inwall is respectively equipped with the first terminals and the second terminals, and first terminals disconnect with second terminals.
Wherein, the wireless base station apparatus includes：First wireless launcher, the second wireless launcher, the 3rd wireless transmission
Device, first wireless launcher, second wireless launcher, the 3rd wireless launcher connect with the battery
Connect, wherein, first wireless launcher is connected with first water level alarm, second wireless launcher and described the
Two water level alarms are connected, and the 3rd wireless launcher is connected with the 3rd water level alarm.
Wherein, first water level alarm is the first distance, second water level apart from the distance of the main body rack
Alarm apart from the main body rack distance be second distance, the 3rd water level alarm apart from the main body rack away from
From for a distance from the 3rd, wherein, the value of first distance is more than the value of the second distance, and the value of the second distance is more than institute
State the value of the 3rd distance.
Wherein, first water level alarm, second water level alarm, the 3rd water level alarm pass through one
Support is fixed on below the main body rack：First water level alarm is fixed on the main body by first support
Below support, second water level alarm is fixed on below the main body rack by second support, the 3rd water level report
Alert device is fixed on below the main body rack by the 3rd support, wherein, the first support, the second support, described the
Three supports are the support that length can be adjusted.
Wherein, the first support, the second support, the equal oiling coast of paint of the 3rd rack surface.
Wherein, one end of the main body rack, which is fixed on river levee, is specially：One end of the main body rack and a guide rail
Connection, the guide rail is fixed on the river levee.
The one or more technical schemes provided in the embodiment of the present application, have at least the following technical effects or advantages：
Constituted as a result of water level alarm is designed as into rectangular box body, rectangular box body is hollow-core construction, and long square chest
The bottom surface of body is netted, facilitates the entrance of water, rectangular box body both sides inwall is respectively equipped with the first terminals and the second terminals, when
When water level rises, the first terminals and the second terminals are turned on by water, and then trigger wireless launcher and warning lamp, will
Water level information and positional information are sent to power station control room, and then realize water level is supervised in real time without manually operate
Survey, and devise the water level alarm of 3 different heights, different brackets degree danger report can be carried out according to the different of water level
It is alert, and use solar power generation to be charged for battery, environmental protection and energy saving, so, efficiently solve measurement water of the prior art
Power station water level device exists simple in construction, and function is single, it is necessary to manually operated, in-convenience in use, efficiency and accuracy rate compared with
It is low, the shorter technical problem of service life, and then realize and hydropower station water level is monitored in real time without manually operating, and
And hydropower station water level warning device reasonable in design, vdiverse in function, easy to use, energy-conserving and environment-protective, imitated with higher use
The technique effect of rate and monitoring accuracy.
Brief description of the drawings
Fig. 1 is the structural representation of power station level alarm for water in the embodiment of the present application one；
Wherein, 1- river levees, 2- main body racks, 3- solar panels, 4- GPS location instrument, 5- batteries, 6- is wirelessly sent out
Device is sent, 7- warning lamps, the water level alarms of 8- first, the water level alarms of 9- second, the water level alarms of 10- the 3rd, 11- first connects
Line end, the terminals of 12- second, 13- river surfaces.
Embodiment
The invention provides a kind of hydropower station water level warning device, measurement hydropower station water level dress of the prior art is solved
Put and exist simple in construction, function is single, it is necessary to manually operated, in-convenience in use, efficiency and accuracy rate are relatively low, service life
Shorter technical problem, realizes and hydropower station water level is monitored in real time without manually operating, and hydropower station water level report
Alarm device reasonable in design, vdiverse in function, easy to use, the technology effect with higher service efficiency and monitoring accuracy
Really.
Technical scheme during the application is implemented is solution above-mentioned technical problem.General thought is as follows：
Employ and water level alarm is designed as rectangular box body constituted, rectangular box body is hollow-core construction, and rectangular box body
Bottom surface is netted, facilitates the entrance of water, rectangular box body both sides inwall is respectively equipped with the first terminals and the second terminals, works as water level
During rising, the first terminals and the second terminals are turned on by water, and then trigger wireless launcher and warning lamp, by water level
Information and positional information are sent to power station control room, and then realize water level is monitored in real time without manually operate, and
And the water level alarm of 3 different heights is devised, different brackets degree danger warnings can be carried out according to the difference of water level, and
Solar power generation is used to be charged for battery, environmental protection and energy saving, so, efficiently solve measurement hydropower station water level of the prior art
Device exists simple in construction, and function is single, it is necessary to manually operated, in-convenience in use, efficiency and accuracy rate are relatively low, use the longevity
The shorter technical problem of life, and then realize hydropower station water level is monitored in real time without manually operate, and power station
Level alarm for water reasonable in design, vdiverse in function, easy to use, energy-conserving and environment-protective, with higher service efficiency and monitoring
The technique effect of accuracy rate.
In order to be better understood from above-mentioned technical proposal, below in conjunction with Figure of description and specific embodiment to upper
Technical scheme is stated to be described in detail.
Embodiment one：
There is provided a kind of hydropower station water level warning device in embodiment one, Fig. 1 is refer to, described device includes：
Main body rack 2, the main body rack 2 is strip, and one end of the main body rack 2 is fixed on river levee 1, another
End is located at the top of river surface 13；
Solar panel 3, the solar panel 3 is fixed on the main body rack 2 by a support；
GPS location instrument 4, warning lamp 7, wireless base station apparatus 6, battery 5, the GPS location instrument 4, the warning lamp 7,
The wireless base station apparatus 6, the battery 5 are each attached on the main body rack 2；
First water level alarm 8, the second water level alarm 9, the 3rd water level alarm 10, first water level alarm 8,
Second water level alarm 9, the 3rd water level alarm 10 are fixed on the lower section of main body rack 2 by a support；
Wherein, the solar panel 3, the GPS location instrument 4, the warning lamp 7, the wireless base station apparatus 6,
First water level alarm 8, second water level alarm 9, the 3rd water level alarm 10 connect with the battery 5
Connect.
Wherein, in the embodiment of the present application, first water level alarm 8, second water level alarm 9, described
The structure of three water level alarm 10 is identical to be constituted by a rectangular box body, and the rectangular box body is hollow-core construction, the rectangular box body
Bottom surface to be netted, rectangular box body both sides inwall is respectively equipped with the first terminals 11 and the second terminals 12, described first
Terminals 11 disconnect with second terminals 12.
Wherein, in actual applications, when water level is uprised, because the bottom surface of rectangular box body is that netted water can enter rectangular
In casing, and then turn on the first terminals and the second terminals, so when wireless launcher and warning lamp conducting, information is sent out
Power station control room is given, and then is handled accordingly according to water level information.
Wherein, in the embodiment of the present application, the wireless base station apparatus 6 includes：First wireless launcher, the second wireless hair
Emitter, the 3rd wireless launcher, first wireless launcher, second wireless launcher, the 3rd wireless launcher
It is connected with the battery 5, wherein, first wireless launcher is connected 8, described second with first water level alarm
Wireless launcher is connected with second water level alarm 8, the 3rd wireless launcher and the 3rd water level alarm 10
Connection.
Wherein, in actual applications, three wireless launchers are designed and three water level alarm cooperatings can basis
Different water levels are alarmed, and can form the warning message of different harmful grades, such as：The one-level that first wireless launcher is sent
Flood stage information, the secondary threat water level information that the second wireless launcher is sent, the three-level danger that the 3rd wireless launcher is sent
Dangerous water level information.
Wherein, in the embodiment of the present application, first water level alarm 8 is the apart from the distance of the main body rack 2
One distance, second water level alarm 9 is second distance, the 3rd water-level alarm apart from the distance of the main body rack 2
Device 10 is the 3rd distance apart from the distance of the main body rack 2, wherein, the value of first distance is more than the second distance
Value, the value of the second distance is more than the value of the 3rd distance.
Wherein, in actual applications, three water-level alarms are designed as apart from the different height of the water surface, are to realize not
With the alarm of water level rank.
Wherein, in the embodiment of the present application, first water level alarm 8, second water level alarm 9, described
Three water level alarms 10 are fixed on below the main body rack by a support：First water level alarm 8 leads to
Cross first support and be fixed on the lower section of main body rack 2, second water level alarm 9 is fixed on the master by second support
The lower section of body support frame 2, the 3rd water level alarm 10 is fixed on the lower section of main body rack 2 by the 3rd support, wherein, it is described
First support, the second support, the 3rd support are the support that length can be adjusted.
Wherein, in actual applications, it is adjustable in length by support Design, and then realizes the height adjustable of alarm
Section, and then the alarm water level of alarm can be adjusted according to the actual needs according to different times and environment.
Wherein, in the embodiment of the present application, the first support, the second support, the 3rd rack surface are applied
Oily coast of paint.
Wherein, in actual applications, japanning is to prevent from getting rusty on support.
Wherein, in the embodiment of the present application, one end of the main body rack 2, which is fixed on river levee 1, is specially：The main body
One end of support 2 is connected with a guide rail, and the guide rail is fixed on the river levee 1.
Wherein, in actual applications, the height of main body rack can be adjusted using guide rail, it is convenient according to different
Environment is adjusted.
Technical scheme in above-mentioned the embodiment of the present application, at least has the following technical effect that or advantage：
Constituted as a result of water level alarm is designed as into rectangular box body, rectangular box body is hollow-core construction, and long square chest
The bottom surface of body is netted, facilitates the entrance of water, rectangular box body both sides inwall is respectively equipped with the first terminals and the second terminals, when
When water level rises, the first terminals and the second terminals are turned on by water, and then trigger wireless launcher and warning lamp, will
Water level information and positional information are sent to power station control room, and then realize water level is supervised in real time without manually operate
Survey, and devise the water level alarm of 3 different heights, different brackets degree danger report can be carried out according to the different of water level
It is alert, and use solar power generation to be charged for battery, environmental protection and energy saving, so, efficiently solve measurement water of the prior art
Power station water level device exists simple in construction, and function is single, it is necessary to manually operated, in-convenience in use, efficiency and accuracy rate compared with
It is low, the shorter technical problem of service life, and then realize and hydropower station water level is monitored in real time without manually operating, and
And hydropower station water level warning device reasonable in design, vdiverse in function, easy to use, energy-conserving and environment-protective, imitated with higher use
The technique effect of rate and monitoring accuracy.
, but those skilled in the art once know basic creation although preferred embodiments of the present invention have been described
Property concept, then can make other change and modification to these embodiments.So, appended claims are intended to be construed to include excellent
Select embodiment and fall into having altered and changing for the scope of the invention.
Obviously, those skilled in the art can carry out the essence of various changes and modification without departing from the present invention to the present invention
God and scope.So, if these modifications and variations of the present invention belong to the scope of the claims in the present invention and its equivalent technologies
Within, then the present invention is also intended to comprising including these changes and modification.
Claims (1)
1. a kind of hydropower station water level warning device, it is characterised in that described device includes：
Main body rack, the main body rack is strip, and one end of the main body rack is fixed on river levee, and the other end is located at river
Above face；
Solar panel, the solar panel is fixed on the main body rack by a support；
GPS location instrument, warning lamp, wireless base station apparatus, battery, the GPS location instrument, the warning lamp, the wireless hair
Device, the battery is sent to be each attached on the main body rack；
First water level alarm, the second water level alarm, the 3rd water level alarm, first water level alarm, described second
Water level alarm, the 3rd water level alarm are fixed on below the main body rack by a support；
Wherein, the solar panel, the GPS location instrument, the warning lamp, the wireless base station apparatus, described first
Water level alarm, second water level alarm, the 3rd water level alarm are connected with the battery；First water
Level alarm, second water level alarm, the 3rd water level alarm structure are identical to be constituted by a rectangular box body, described
Rectangular box body is hollow-core construction, and the bottom surface of the rectangular box body is netted, and rectangular box body both sides inwall is respectively equipped with first
Terminals and the second terminals, first terminals disconnect with second terminals；The wireless base station apparatus includes：The
One wireless launcher, the second wireless launcher, the 3rd wireless launcher, first wireless launcher, the described second wireless hair
Emitter, the 3rd wireless launcher are connected with the battery, wherein, first wireless launcher and first water
Level alarm is connected, and second wireless launcher is connected with second water level alarm, the 3rd wireless launcher and
The 3rd water level alarm connection；First water level alarm is the first distance, institute apart from the distance of the main body rack
The distance that the second water level alarm is stated apart from the main body rack is second distance, and the 3rd water level alarm is apart from the master
The distance of body support frame is the 3rd distance, wherein, the value of first distance is more than the value of the second distance, the second distance
Value be more than the 3rd distance value；First water level alarm, second water level alarm, the 3rd water level report
Alert device is fixed on below the main body rack by a support：First water level alarm is solid by first support
It is scheduled on below the main body rack, second water level alarm is fixed on below the main body rack by second support, institute
The 3rd water level alarm is stated to be fixed on below the main body rack by the 3rd support, wherein, the first support, described second
Support, the 3rd support are the support that length can be adjusted；The first support, the second support, described 3rd
The equal oiling coast of paint in frame surface；One end of the main body rack is fixed on river levee：One end of the main body rack with
One guide rail is connected, and the guide rail is fixed on the river levee.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410272243.0A CN104089678B (en) | 2014-06-18 | 2014-06-18 | A kind of hydropower station water level warning device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410272243.0A CN104089678B (en) | 2014-06-18 | 2014-06-18 | A kind of hydropower station water level warning device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104089678A CN104089678A (en) | 2014-10-08 |
| CN104089678B true CN104089678B (en) | 2017-09-26 |
Family
ID=51637416
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410272243.0A Active CN104089678B (en) | 2014-06-18 | 2014-06-18 | A kind of hydropower station water level warning device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104089678B (en) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104457905A (en) * | 2014-12-12 | 2015-03-25 | 通号通信信息集团有限公司 | Water level monitoring and warning device and water level monitoring and warning method |
| CN104729624A (en) * | 2015-01-24 | 2015-06-24 | 河南省郑州水利学校 | Water level monitoring system of hydropower station |
| CN104732708B (en) * | 2015-03-13 | 2017-10-24 | 河南城建学院 | A kind of power station warning system and method |
| CN105588617A (en) * | 2015-12-11 | 2016-05-18 | 梁文成 | Warehouse water level alarm system |
| CN107632626B (en) * | 2017-09-19 | 2020-12-08 | 温州浦发工程造价咨询事务所有限公司瑞安分公司 | Double-movement adjusting device of water level alarm |
| CN112406701B (en) * | 2020-11-25 | 2022-04-15 | 东风汽车集团有限公司 | Water-electricity separated automobile wading state detection device, automobile and detection method |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1632705A (en) * | 2004-12-29 | 2005-06-29 | 叶灵 | Wireless remote control automatic control device for water tower level |
| CN101246030A (en) * | 2008-03-15 | 2008-08-20 | 太原理工大学 | Mobile wireless digital water level monitoring station system |
| CN202255550U (en) * | 2011-08-15 | 2012-05-30 | 黄河河口管理局利津黄河河务局 | Water level remote observation system |
| CN202720019U (en) * | 2012-08-16 | 2013-02-06 | 芦陆登 | Laterally arranged type sensor with insulation positioning belt |
| CN202929821U (en) * | 2012-08-09 | 2013-05-08 | 梁睿 | 3G (the 3rd generation telecommunication) wireless hydraulic video and data monitor system |
| CN203455052U (en) * | 2013-07-18 | 2014-02-26 | 成都微英威诺环境监控设备有限公司 | Ultrasonic liquid-level recorder based on automatic file management system and GSM module |
| CN103700236A (en) * | 2013-12-06 | 2014-04-02 | 上海交通大学 | Wireless self-powered city sewer water level monitoring system and wireless self-powdered city sewer water level monitoring method |
| CN203534662U (en) * | 2013-10-25 | 2014-04-09 | 颜舒 | Automatic water conservancy flood situation monitoring and alarm device |
| CN203616866U (en) * | 2013-12-18 | 2014-05-28 | 北京尚水信息技术股份有限公司 | Automatic water-level collecting system |
| CN203881400U (en) * | 2014-06-18 | 2014-10-15 | 国网四川省电力公司成都市新都供电分公司 | Water level warning device for hydropower station |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103196515A (en) * | 2013-04-03 | 2013-07-10 | 集美大学 | Wave and tide level testing device |
-
2014
- 2014-06-18 CN CN201410272243.0A patent/CN104089678B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1632705A (en) * | 2004-12-29 | 2005-06-29 | 叶灵 | Wireless remote control automatic control device for water tower level |
| CN101246030A (en) * | 2008-03-15 | 2008-08-20 | 太原理工大学 | Mobile wireless digital water level monitoring station system |
| CN202255550U (en) * | 2011-08-15 | 2012-05-30 | 黄河河口管理局利津黄河河务局 | Water level remote observation system |
| CN202929821U (en) * | 2012-08-09 | 2013-05-08 | 梁睿 | 3G (the 3rd generation telecommunication) wireless hydraulic video and data monitor system |
| CN202720019U (en) * | 2012-08-16 | 2013-02-06 | 芦陆登 | Laterally arranged type sensor with insulation positioning belt |
| CN203455052U (en) * | 2013-07-18 | 2014-02-26 | 成都微英威诺环境监控设备有限公司 | Ultrasonic liquid-level recorder based on automatic file management system and GSM module |
| CN203534662U (en) * | 2013-10-25 | 2014-04-09 | 颜舒 | Automatic water conservancy flood situation monitoring and alarm device |
| CN103700236A (en) * | 2013-12-06 | 2014-04-02 | 上海交通大学 | Wireless self-powered city sewer water level monitoring system and wireless self-powdered city sewer water level monitoring method |
| CN203616866U (en) * | 2013-12-18 | 2014-05-28 | 北京尚水信息技术股份有限公司 | Automatic water-level collecting system |
| CN203881400U (en) * | 2014-06-18 | 2014-10-15 | 国网四川省电力公司成都市新都供电分公司 | Water level warning device for hydropower station |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104089678A (en) | 2014-10-08 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104089678B (en) | A kind of hydropower station water level warning device | |
| CN103538705B (en) | A kind of stage apparatus that can be used for big kohoona generating | |
| CN204514438U (en) | Sewage oil sump liquid level superelevation warning device | |
| CN203967543U (en) | A kind of anti-auto-alarm-signal keying device high voltage power distributing cabinet that approaches | |
| CN204119003U (en) | A kind of floating drum can floatable wave energy generating set | |
| CN204851522U (en) | Water energy storage photovoltaic power generation system | |
| CN104729624A (en) | Water level monitoring system of hydropower station | |
| CN204988350U (en) | New forms of energy environment monitoring device | |
| CN203083661U (en) | Reservoir level early-warning device | |
| CN204205906U (en) | A kind of wave energy generating set | |
| CN205120209U (en) | Water level alarm device is used in power station | |
| CN203881400U (en) | Water level warning device for hydropower station | |
| CN207717192U (en) | The out-of-limit automatic inspection warning device of hydroenergy storage station reservoir | |
| CN202450608U (en) | Sewage discharging device performing automatic alarm when sewage overflows | |
| CN213398846U (en) | Simulation experiment table for work of offshore floating type wind turbine generator | |
| CN204345507U (en) | Solar LED street lamp | |
| CN204388976U (en) | A kind of flood control alarm | |
| CN203422132U (en) | Warning device for preventing industrial devices or other facilities from being soaked with water | |
| CN204946246U (en) | A kind of fire sensor presenting fire-fighting environment with 3D dummy model in real time | |
| CN103061958A (en) | Horizontal type wave force generating device | |
| CN202195851U (en) | Low-oil-level alarming device | |
| CN201829028U (en) | Flood-prevention warner | |
| CN105206076A (en) | City intelligent transportation command device with control box embedded into vertical rod | |
| CN202420436U (en) | Intelligent height limiting device for transformer station | |
| CN205711835U (en) | A kind of municipal road construction warning lamp |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |