CN103413259B - A kind of library seats selective system and system of selection thereof - Google Patents
A kind of library seats selective system and system of selection thereof Download PDFInfo
- Publication number
- CN103413259B CN103413259B CN201310378087.1A CN201310378087A CN103413259B CN 103413259 B CN103413259 B CN 103413259B CN 201310378087 A CN201310378087 A CN 201310378087A CN 103413259 B CN103413259 B CN 103413259B
- Authority
- CN
- China
- Prior art keywords
- seat
- signal
- module
- condition
- pressure transducer
- 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.)
- Expired - Fee Related
Links
Landscapes
- Air Conditioning Control Device (AREA)
- Audible And Visible Signals (AREA)
Abstract
The invention discloses a kind of library seats selective system and system of selection thereof, the desk that its system comprises many rows seat and the correspondence being positioned at reading room wherein on each desk correspondence be provided with photoelectric detector, temperature sensor, carbon dioxide indicator and seat and use pick-up unit and to be connected with signal emission module separately, also comprise the control terminal of input display module that there is a signal receiving module, a processor be connected with signal receiving module and be connected with processor.Its system of selection adopts said system through input display module input inquiry condition, again in input display module display result after treated device inquiry, then searches according to result and takes a seat.The present invention can make reader's fast searching to the seat meeting self-demand condition, reach and save time, improve the object of readers ' reading efficiency, also improve the utilization ratio of communal facility simultaneously, the personnel of decreasing walk about the impact that looking for seat produces other people reading learning.
Description
Technical field
The invention belongs to a kind of library seats administrative skill relating to sensing detection and computing machine control field, specifically relate to a kind of library seats selective system and system of selection thereof.
Background technology
Library, is collection, arranges, collects the place of books and reference materials for people's reading, reference.In Modern Library, generally all can arrange reading room, provide seat to read for reader.Particularly in colleges and universities, because library has good Learning atmosphere and quiet reading environment, often become the first-selection that students ' reading is learnt by oneself.
Reader particularly student, when library's reading study, can be usually several hours at a glance.Simultaneously, generally can install an air-conditioner in Modern Library reading room and carry out temperature control, but after installing an air-conditioner, the objective condition of each position in reading room can be caused inconsistent, such as summer, the local temperature close to air-conditioning can be lower, air quality can better, and the local temperature away from air-conditioning can be higher and air quality can be poor.Therefore in order to improve learning efficiency, reader all can be ready to select to be more suitable for oneself position, to improve learning efficiency.If but by reader oneself go find position, one can delay, two artificially observe be difficult to exact knowledge some to learning efficiency have material impact as air quality, the factors such as temperature conditions.
China patent CN202008717U was once disclosed a kind of seat Management System of Library, reader's looking for seat can be helped by certificate identification, China patent CN102799944A was also once disclosed a kind of library seat preservation system, and reader can be helped to preengage seat.But above-mentioned two patents all can not reach the effect helping reader's fast searching to the seat of reading efficiency optimum.
Summary of the invention
For the problems referred to above and deficiency, technical matters to be solved by this invention is: how to provide a kind of reader's fast searching that can help to the library seats selective system at seat and the system of selection thereof that meet self-demand condition.Reach the object improved learning efficiency.
In order to solve the problem, present invention employs following technical scheme.
A kind of library seats selective system, comprises the desk of many rows seat and the correspondence being positioned at reading room, is arranged at the air-conditioning system in reading room, it is characterized in that, also comprise:
Photoelectric detector, described photoelectric detector is arranged on the desk surface in each seat front, photoelectric detector is connected with the signal emission module be arranged on corresponding seat, and photoelectric detector is in real time detecting the intensity of illumination signal on the desk surface in each seat front and being reached signal emission module;
Temperature sensor, described temperature sensor to be arranged on each seat and to be connected with the signal emission module on corresponding seat, and temperature sensor is used for detecting in real time the temperature signal of each seat position and is reached signal emission module;
Carbon dioxide indicator, described carbon dioxide indicator to be arranged on each seat and to be connected with the signal emission module on corresponding seat, and carbon dioxide indicator is used for detecting in real time the gas concentration lwevel signal of each seat position and is reached signal emission module;
Seat uses pick-up unit, described seat uses pick-up unit to comprise the cushion layer, pressure transmission plate, pressure transducer and the structure stress layer that are positioned at Chain cushion part and set gradually from top to bottom, and described pressure transducer is used for detecting pressure signal from top to bottom in real time and being reached signal emission module;
Signal emission module, described signal emission module is for receiving the detection signal of photoelectric detector corresponding on each seat, temperature sensor, carbon dioxide indicator and pressure transducer and each signal being sent to control terminal;
Control terminal, described control terminal has a signal receiving module for Received signal strength transmitter module signal transmitted, also there is a processor be connected with signal receiving module, and the input display module to be connected with processor, by Program Generating and virtual seat corresponding to each seat physical location in described processor, four kinds of detection signal parameters of each actual chair imported into by signal receiving module are imparted on virtual seat corresponding to each actual chair respectively, the input page transmitted into querying condition is set up in described input display module, there is in input page the display of four kinds of condition query indexs for input querying condition, and foundation has the matching relationship that on four kinds of condition query indexs and each virtual seat, four kinds of detection signal parameter intensity are corresponding, in this matching relationship, matching relationship between pressure transducer detection signal parameter intensity and corresponding condition query index is, after pressure transducer detection signal parameter is 0 and continues ten minutes, the condition query index of coupling is that seat is unmanned, when pressure transducer detection signal parameter be not 0 or be 0 do not continue to ten minutes time, the condition query index of coupling is that seat has people.
A kind of library seats system of selection, is characterized in that, comprise the following steps, a, the first built-in vertical library seats selective system as above in library; B, reader input the condition query index of required seat by the input display module of control terminal; Control terminal is by the matching relationship between pressure transducer detection signal parameter intensity and corresponding condition query index, find the virtual seat meeting bar shaped inquiry index, and by the position display of the actual chair corresponding to this virtual seat on input display module; C, reader find the actual chair satisfied condition to take a seat according to display result.
Library seats system of the present invention, when it uses, described photoelectric detector is arranged at desk surface, can the intensity of illumination of direct-detection desk surface, described temperature sensor can detect the temperature level of seat position, carbon dioxide indicator is for detecting the carbon dioxide content concentration of seat position, its degree with fresh air can be reacted, described seat uses pick-up unit, adopt and the mode that pressure transducer detects whether pressurized is set at Chain cushion partial interior judges whether seat has people, there is structure simple, arrange hidden and should not damage, detect reliably and do not destroy the advantages such as seat comfort.Then on each seat, each detection signal on this seat is delivered to control terminal and processes by equal signalization transmitter module.Be preset with the virtual seat corresponding with each actual chair in the processor of control terminal and each detected value is imparted on virtual seat, and establishing the matching relationship that on four kinds of condition query indexs and each virtual seat, four kinds of detection signal parameter intensity are corresponding.
Like this, during readers' preference seat, four kinds of condition query indexs are inputted by the input display module of control terminal, namely processor inquires the virtual seat of the inquiry index that satisfies condition by the matching relationship of correspondence, so obtain its correspondence actual chair position and show on input display module.Namely inquiry can find the actual chair satisfied condition to take a seat according to display result.Wherein, matching relationship between described pressure transducer detection signal parameter intensity and corresponding condition query index is set to pressure transducer detection signal parameter and is 0 and continues after ten minutes, the condition query index of coupling is that seat is unmanned, and condition query index corresponding to all the other situations is that seat has people.Reader midway can have been avoided so fully to stand up visit the restroom and judge by accident.If namely there is reader to visit the restroom, ten minutes internal regression seats, system still judges that there is people at this seat and can not be considered as room and is occupied by other people.If do not return seat in ten minutes, then system is judged as that nobody just may cause seat to be occupied by other people.Like this, namely ensure that reader has the demand visited the restroom unaffected, turn avoid reader and disseat for a long time and cause the vacant wasting of resources caused in seat, meet in user's individual interest and average out between public's resources conservation.
In sum, the present invention has reader's fast searching can be made to the advantage at seat meeting self-demand condition.Reach and save reader and seek a time, improve the object of readers ' reading efficiency and results of learning, also improve the utilization ratio of communal facility simultaneously, the personnel of decreasing walk about the impact that looking for seat produces other people reading learning.It is particularly suitable for opening in library when in summer or winter have air-conditioning to cause using when cold and hot serious inequality.
Accompanying drawing explanation
Fig. 1 is the circuit module block diagram of library seats selective system of the present invention.
Fig. 2 is the schematic diagram that the seat adopted in the present invention uses the Rotating fields of pressure transducer upper-lower position in pick-up unit.
Embodiment
Below in conjunction with accompanying drawing and concrete embodiment, the present invention is described in further detail.
Concrete embodiment: as indicated with 1, a kind of library seats selective system, comprises the desk of many rows seat and the correspondence being positioned at reading room, is arranged at the air-conditioning system in reading room, also comprises:
Photoelectric detector 1, described photoelectric detector is arranged on the desk surface in each seat front, photoelectric detector is connected with the signal emission module be arranged on corresponding seat, and photoelectric detector is in real time detecting the intensity of illumination signal on the desk surface in each seat front and being reached signal emission module 5;
Temperature sensor 2, described temperature sensor to be arranged on each seat and to be connected with the signal emission module on corresponding seat, and temperature sensor is used for detecting in real time the temperature signal of each seat position and is reached signal emission module 5;
Carbon dioxide indicator 3, described carbon dioxide indicator to be arranged on each seat and to be connected with the signal emission module on corresponding seat, and carbon dioxide indicator is used for detecting in real time the gas concentration lwevel signal of each seat position and is reached signal emission module 5;
Seat uses pick-up unit, described seat uses pick-up unit (see Fig. 2) to comprise the cushion layer 11, pressure transmission plate 12, pressure transducer 4 and the structure stress layer 13 that are positioned at Chain cushion part and set gradually from top to bottom, and described pressure transducer 4 is for the pressure signal that detects in real time from top to bottom and reached signal emission module 5;
Signal emission module 5, described signal emission module is for receiving the detection signal of photoelectric detector 1 corresponding on each seat, temperature sensor 2, carbon dioxide indicator 3 and pressure transducer 4 and each signal being sent to control terminal 6;
Control terminal 6, described control terminal 6 has a signal receiving module 7 for Received signal strength transmitter module signal transmitted, also there is a processor 8 be connected with signal receiving module 7, and the input display module 9 to be connected with processor 8, by Program Generating and virtual seat corresponding to each seat physical location in described processor, four kinds of detection signal parameters of each actual chair imported into by signal receiving module are imparted on virtual seat corresponding to each actual chair respectively, the input page transmitted into querying condition is set up in described input display module, there is in input page the display of four kinds of condition query indexs for input querying condition, and foundation has the matching relationship that on four kinds of condition query indexs and each virtual seat, four kinds of detection signal parameter intensity are corresponding, in this matching relationship, matching relationship between pressure transducer detection signal parameter intensity and corresponding condition query index is, after pressure transducer detection signal parameter is 0 and continues ten minutes, the condition query index of coupling is that seat is unmanned, when pressure transducer detection signal parameter be not 0 or be 0 do not continue to ten minutes time, the condition query index of coupling is that seat has people.
A kind of library seats system of selection, comprises the following steps, a, the first built-in vertical library seats selective system as above in library; B, reader input the condition query index of required seat by the input display module of control terminal; Control terminal is by the matching relationship between pressure transducer detection signal parameter intensity and corresponding condition query index, find the virtual seat meeting bar shaped inquiry index, and by the position display of the actual chair corresponding to this virtual seat on input display module; C, reader find the actual chair satisfied condition to take a seat according to display result.
Library seats system of the present invention, when it uses, described photoelectric detector is arranged at desk surface, can the intensity of illumination of direct-detection desk surface, described temperature sensor can detect the temperature level of seat position, carbon dioxide indicator is for detecting the carbon dioxide content concentration of seat position, its degree with fresh air can be reacted, described seat uses pick-up unit, adopt and the mode that pressure transducer detects whether pressurized is set at Chain cushion partial interior judges whether seat has people, there is structure simple, arrange hidden and should not damage, detect reliably and do not destroy the advantages such as seat comfort.Then on each seat, each detection signal on this seat is delivered to control terminal and processes by equal signalization transmitter module.Be preset with the virtual seat corresponding with each actual chair in the processor of control terminal and each detected value is imparted on virtual seat, and establishing the matching relationship that on four kinds of condition query indexs and each virtual seat, four kinds of detection signal parameter intensity are corresponding.
Like this, during readers' preference seat, four kinds of condition query indexs are inputted by the input display module of control terminal, namely processor inquires the virtual seat of the inquiry index that satisfies condition by the matching relationship of correspondence, so obtain its correspondence actual chair position and show on input display module.Namely inquiry can find the actual chair satisfied condition to take a seat according to display result.
Wherein, matching relationship between described pressure transducer detection signal parameter intensity and corresponding condition query index is set to pressure transducer detection signal parameter and is 0 and continues after ten minutes, the condition query index of coupling is that seat is unmanned, and condition query index corresponding to all the other situations is that seat has people.Reader midway can have been avoided so fully to stand up visit the restroom and judge by accident.If namely there is reader to visit the restroom, ten minutes internal regression seats, system still judges that there is people at this seat and can not be considered as room and is occupied by other people.If do not return seat in ten minutes, then system is judged as that nobody just may cause seat to be occupied by other people.Like this, namely ensure that reader has the demand visited the restroom unaffected, turn avoid reader and disseat for a long time and cause the vacant wasting of resources caused in seat, meet in user's individual interest and average out between public's resources conservation.
Condition query index corresponding to described photoelectric detector detection signal parameter intensity is the desktop intensity of illumination of seat position, both matching relationships can for be divided into several grade from high to low by desktop intensity of illumination, several adjacent segment value ranges of Corresponding matching photoelectric detector detected signal value from high to low respectively, during such Readers ' Query, the required intensity of illumination grade of input, can inquire about the seat position of the photoelectric detector detected signal value being met matching condition.
Condition query index corresponding to described temperature sensor detection signal parameter intensity is the temperature level situation of seat position, both matching relationships can be that the Temperature numerical that temperature sensor detects is divided into uniform multiple segment value (being preferably often separated by 0.5 DEG C is a section), each segment value respectively Corresponding matching is positioned at an actual temp value of this segment value, such as input temperature values is 22 DEG C, so corresponding temperature sensor detected signal value within the scope of 22 DEG C-22.5 DEG C all can be mated with it, required seat temperature size is directly inputted during such Readers ' Query, the seat position of the photoelectric detector detected signal value being met matching condition can be inquired about.
Condition query index corresponding to described carbon dioxide indicator detection signal parameter intensity is the degree with fresh air of seat position, both matching relationships can for be divided into several grade from high to low by the degree with fresh air of seat position, several adjacent segment value ranges of Corresponding matching carbon dioxide indicator detected signal value from low to high respectively, input required air readability grade during such Readers ' Query, the seat position being met matching condition can be inquired about.
Whether such pressure transducer detection signal characterizes seat occupancy, carbon dioxide indicator characterization degree with fresh air, photoelectric detector signal characterizes seat intensity of illumination, temperature sensor detection signal represents temperature conditions, corresponding can meet the different demands of different personnel for indoor location.Reader can input required environmental information by terminal, and as temperature section, intensity of illumination grade etc., system can be selected and meet the requirements and unappropriated seat by Automatic sieve, and quick help desk personnel directly takes a seat.This system can reduce personnel and to walk about the impact that looking for seat produces other people reading learning, and reduces the time that individual looking for seat spends.
During concrete enforcement, in described library seats selective system, as optimization, Air-condition system control module can also be included, a counting module is preset with in described Air-condition system control module, described counting module and each seat use the pressure transducer in pick-up unit to be connected and can count the number of sensors of pressurized, and described Air-condition system control module, according to the size of counting module count value, carries out correspondence adjustment to the size of air-conditioning system refrigerating capacity.After such optimization, the function of carrying out air output adjustment according to personnel amount can also be realized further, effectively reduce new wind load; Be not only so just reader environmentally situation seat is selected, environment also automatically adjusts according to reader's situation simultaneously, reaches and mutually regulates adaptation, obtain more harmonious comfortable effect.
Claims (2)
1. a library seats selective system, comprises the desk of many rows seat and the correspondence being positioned at reading room, is arranged at the air-conditioning system in reading room, it is characterized in that, also comprise:
Photoelectric detector, described photoelectric detector is arranged on the desk surface in each seat front, photoelectric detector is connected with the signal emission module be arranged on corresponding seat, and photoelectric detector is in real time detecting the intensity of illumination signal on the desk surface in each seat front and being reached signal emission module;
Temperature sensor, described temperature sensor to be arranged on each seat and to be connected with the signal emission module on corresponding seat, and temperature sensor is used for detecting in real time the temperature signal of each seat position and is reached signal emission module;
Carbon dioxide indicator, described carbon dioxide indicator to be arranged on each seat and to be connected with the signal emission module on corresponding seat, and carbon dioxide indicator is used for detecting in real time the gas concentration lwevel signal of each seat position and is reached signal emission module;
Seat uses pick-up unit, described seat uses pick-up unit to comprise the cushion layer, pressure transmission plate, pressure transducer and the structure stress layer that are positioned at Chain cushion part and set gradually from top to bottom, and described pressure transducer is used for detecting pressure signal from top to bottom in real time and being reached signal emission module;
Signal emission module, described signal emission module is for receiving the detection signal of photoelectric detector corresponding on each seat, temperature sensor, carbon dioxide indicator and pressure transducer and each signal being sent to control terminal;
Control terminal, described control terminal has a signal receiving module for Received signal strength transmitter module signal transmitted, also there is a processor be connected with signal receiving module, and the input display module to be connected with processor, by Program Generating and virtual seat corresponding to each seat physical location in described processor, four kinds of detection signal parameters of each actual chair imported into by signal receiving module are imparted on virtual seat corresponding to each actual chair respectively, the input page transmitted into querying condition is set up in described input display module, there is in input page the display of four kinds of condition query indexs for input querying condition, and foundation has the matching relationship that on four kinds of condition query indexs and each virtual seat, four kinds of detection signal parameter intensity are corresponding, in this matching relationship, matching relationship between pressure transducer detection signal parameter intensity and corresponding condition query index is, after pressure transducer detection signal parameter is 0 and continues ten minutes, the condition query index of coupling is that seat is unmanned, when pressure transducer detection signal parameter be not 0 or be 0 do not continue to ten minutes time, the condition query index of coupling is that seat has people.
2. a library seats system of selection, is characterized in that, comprises the following steps, a, the first built-in Liru library seats selective system according to claim 1 in library; B, reader input the condition query index of required seat by the input display module of control terminal; Control terminal is by the matching relationship between pressure transducer detection signal parameter intensity and corresponding condition query index, find the virtual seat meeting bar shaped inquiry index, and by the position display of the actual chair corresponding to this virtual seat on input display module; C, reader find the actual chair satisfied condition to take a seat according to display result.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201310378087.1A CN103413259B (en) | 2013-08-27 | 2013-08-27 | A kind of library seats selective system and system of selection thereof |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201310378087.1A CN103413259B (en) | 2013-08-27 | 2013-08-27 | A kind of library seats selective system and system of selection thereof |
Publications (2)
Publication Number | Publication Date |
---|---|
CN103413259A CN103413259A (en) | 2013-11-27 |
CN103413259B true CN103413259B (en) | 2016-03-30 |
Family
ID=49606264
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201310378087.1A Expired - Fee Related CN103413259B (en) | 2013-08-27 | 2013-08-27 | A kind of library seats selective system and system of selection thereof |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN103413259B (en) |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104091237A (en) * | 2014-07-08 | 2014-10-08 | 南京邮电大学 | Library seat management system based on wireless sensing technology |
CN104183069B (en) * | 2014-09-02 | 2016-06-08 | 段诗娴 | Library is anti-accounts for base system |
CN104835210A (en) * | 2015-04-14 | 2015-08-12 | 马鞍山纽泽科技服务有限公司 | Thing-internet signing apparatus |
CN104751294A (en) * | 2015-04-14 | 2015-07-01 | 河海大学 | Real-time inquiring system for vacant seats of college self-study classrooms |
CN104821033A (en) * | 2015-04-27 | 2015-08-05 | 成都腾悦科技有限公司 | Library seat management system |
CN106646656B (en) * | 2016-11-21 | 2018-05-29 | 泰山学院 | A kind of library seats monitoring device and its monitoring method |
CN107657688A (en) * | 2017-09-07 | 2018-02-02 | 深圳市盛路物联通讯技术有限公司 | A kind of smart machine response control mehtod and relevant device |
CN108492391A (en) * | 2018-02-27 | 2018-09-04 | 北京门财科技有限责任公司 | attendance recording method, device, server, office system and storage medium |
CN108508790A (en) * | 2018-03-15 | 2018-09-07 | 楼培德 | A kind of wisdom movie theatre box office supervisory systems |
CN108550063A (en) * | 2018-03-29 | 2018-09-18 | 北京红马传媒文化发展有限公司 | The property of value setting method and device and recommendation method and apparatus at venue seat |
CN110636101A (en) * | 2018-06-25 | 2019-12-31 | 罗伯特·博世有限公司 | Occupancy sensing system for personalized table reservations |
CN109360305B (en) * | 2018-09-20 | 2021-04-06 | 安徽工程大学 | Library management method and system based on face recognition |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102184241A (en) * | 2011-05-16 | 2011-09-14 | 中国民航大学 | System for counting and inquiring classroom state and method for counting classroom state |
JP2011222039A (en) * | 2011-06-15 | 2011-11-04 | Rakuten Inc | Reservation reception system |
CN102799944A (en) * | 2012-07-13 | 2012-11-28 | 北京理工大学 | Library seat preservation system |
-
2013
- 2013-08-27 CN CN201310378087.1A patent/CN103413259B/en not_active Expired - Fee Related
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102184241A (en) * | 2011-05-16 | 2011-09-14 | 中国民航大学 | System for counting and inquiring classroom state and method for counting classroom state |
JP2011222039A (en) * | 2011-06-15 | 2011-11-04 | Rakuten Inc | Reservation reception system |
CN102799944A (en) * | 2012-07-13 | 2012-11-28 | 北京理工大学 | Library seat preservation system |
Also Published As
Publication number | Publication date |
---|---|
CN103413259A (en) | 2013-11-27 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN103413259B (en) | A kind of library seats selective system and system of selection thereof | |
CN103679592B (en) | College classroom perception management system | |
CN104965147B (en) | Low-voltage customer electric energy meter is visited one house after another detecting system and detection method | |
CN104267626B (en) | A kind of household appliance control method and system | |
CN202648062U (en) | Noise control device | |
CN110264080A (en) | A kind of green building runnability evaluation method, device, equipment and storage medium | |
CN202196320U (en) | Living environment monitoring system based on internet of things | |
CN206207606U (en) | Central air conditioner system | |
CN105864881B (en) | A kind of wired home heating system and its demand control method | |
CN205607448U (en) | Building living environment remote monitoring system | |
CN107424381B (en) | A kind of indoor monitoring system for Empty nest elderly | |
CN104063766A (en) | Building energy efficiency management system based on cloud computing and big data technology | |
CN106642601B (en) | Air purifier centralized intelligence control system | |
CN106444412A (en) | Connected home environment control system | |
CN103760080A (en) | PM 2.5 monitoring system and application method thereof | |
CN106225159B (en) | A kind of energy-conserving elevator carriage air-conditioning system based on terminal temperature acquisition | |
CN103824118A (en) | Real-time management system of library seats | |
CN203745342U (en) | PM2.5 monitoring system | |
CN108981072A (en) | Environmental degree of comfort method for pushing | |
CN105089420B (en) | Based on single-chip microcomputer and the combined control system and control method of mobile phone Mobile solution | |
CN106681166A (en) | Energy-saving control system of building | |
CN108665392A (en) | Room for individual study vacancy inquiry system based on binocular vision | |
CN105654238A (en) | Data management method and device for public institution energy consumption monitoring platform | |
CN201990996U (en) | Cable-less type static-sounding instrument | |
CN204679842U (en) | A kind of library room for individual study seat control system |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160330 Termination date: 20170827 |