CN104134395A - Intelligent building demonstration teaching system based on joints - Google Patents
Intelligent building demonstration teaching system based on joints Download PDFInfo
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- CN104134395A CN104134395A CN201410383314.4A CN201410383314A CN104134395A CN 104134395 A CN104134395 A CN 104134395A CN 201410383314 A CN201410383314 A CN 201410383314A CN 104134395 A CN104134395 A CN 104134395A
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Abstract
The invention provides an intelligent building demonstration teaching system based on joints. The intelligent building demonstration teaching system based on the joints comprises a building structural frame and further comprises a photoelectric demonstration system, a joint display system and a control system. The photoelectric demonstration system comprises a plurality of demonstration lamps and a demonstration lamp strip which are arranged on the building structural frame. The control system comprises a control mainframe which comprises a photoelectric control portion and a joint control portion. The photoelectric control portion comprises a single chip microcomputer and further comprises a plurality of relays corresponding to the demonstration lamps and the demonstration lamp strip of the photoelectric demonstration system, the single chip microcomputer is connected with the relays, and the demonstration lamps and the demonstration lamp strip are connected with an external power source through the relays respectively. The joint control portion further comprises a PC connected with the single chip microcomputer, and a joint display database is arranged in the PC. According to the intelligent building demonstration teaching system based on the joints, architectural mechanics knowledge points of a building are demonstrated in a visual mode, and multimedia teaching content combined with a physical model can be provided; a visual self-study mode is further provided.
Description
Technical field
The present invention relates to teaching training system, be specifically related to a kind of building intelligence teaching demonstration system based on node.
Background technology
In the teaching of colleges and universities architectural disciplines, relate to building mechanics course, the content of courses mainly contains: the basic stressing conditions of different parts of buildings, position stressing conditions such as the post of buildings, beam, roof, ground; When buildings is subject to various power, the bang path of power and deformation; In particular to arriving: the load of beam, the evenly load of beam, Cantilever Beams load, Cantilever Beams evenly load, the axial compression of post, the small eccentric pressure of post, frame structure system power transmission, buildings horizontal force stress situation etc.
In addition, the teaching of colleges and universities' architectural discipline also relates to the contents such as engineering construction, architectural design, cost, management, examination.
Under existing teaching condition, above-mentioned course or the content of courses are all concentrated explanation by teacher, or carry out in modes such as ppt, audio frequency and video data by computing machine; No matter which kind of form of teaching, all the content of courses can not be combined with building material object, thereby the content of courses is abstract, contact not closely with actual buildings, impart knowledge to students directly perceived not, theory and practice departs from, and affects student's understanding and grasp knowledge point.
Summary of the invention
Technical matters to be solved by this invention is to provide a kind of building intelligence teaching demonstration system based on node, can demonstrate building mechanical knowledge point with intuitive manner, basic stressing conditions, stress deformation situation, the realization theory and the actual teaching pattern combining of engineering shown directly perceived; The colleges and universities that organically combine with mock-up building multimedia teaching content can be provided; Meanwhile, this system also provides and has learnt by oneself intuitively pattern.
For solving the problems of the technologies described above, building intelligence teaching demonstration system based on node of the present invention, comprise fabric structure framework, described fabric structure framework comprises and is arranged on ground basic skeleton, is arranged at least four root post skeletons on basic skeleton, on adjacent upright posts skeleton, be provided with on crossbeam skeleton, crossbeam skeleton and be provided with roof skeleton by column frame, it is characterized in that: also comprise photoelectricity demo system, node display system and control system;
Described photoelectricity demo system comprises a plurality of demonstration lamps and the demonstration lamp band being arranged on fabric structure framework;
Described control system comprises main control system, and described main control system comprises photoelectric control part and node control part;
Described photoelectric control partly comprises the single-chip microcomputer connecting by circuit board, also comprise with photoelectricity demo system and respectively demonstrate lamp, a plurality of relays that lamp band is corresponding, described single-chip microcomputer is connected with described a plurality of relays, and described a plurality of demonstration lamps are connected with external power source through relay respectively with demonstration lamp band; In described single-chip microcomputer, be provided with a plurality of photoelectricity demonstration program modules;
Described node control part is divided and is comprised and in described PC, be provided with node display database by the PC being connected with single-chip microcomputer;
Described fabric structure framework is divided into some and demonstration lamp, demonstration a plurality of nodes corresponding to lamp band, in described node display database, corresponding each Node configuration has a record, in every record, include at least one in voice data, video data, ppt data, image data, examination data, also comprise the data output device being connected with PC;
Also comprise the terminal that can communicate by letter with control system, described terminal can and be called the photoelectricity demonstration program module in single-chip microcomputer with single chip communication; In described terminal, be also provided with database call interface, described terminal can be called the data in the node display database in described PC and be exported by PC output unit by single-chip microcomputer.
Preferably, the demonstration lamp on described fabric structure framework and demonstration lamp band comprise: along basic skeleton, be furnished with a plurality of foundation load demonstration lamps; In column frame, be provided with set up more from top to bottom and build internal force load demonstration lamp; Be arranged at least one column small eccentric pressure demonstration lamp band in column frame; A plurality of crossbeam evenly loads that are arranged on described crossbeam skeleton are demonstrated lamps, are arranged on the crossbeam load demonstration lamp on crossbeam skeleton; In described crossbeam skeleton, along it, move towards the crossbeam one-level load-deformation curve demonstration lamp and at least one crossbeam secondary load-deformation curve demonstration lamp that arrange; Be arranged on the moment of flexure stress demonstrating lamp of described column frame and crossbeam skeleton binding site; Along roof skeleton, it moves towards a plurality of roof load demonstration lamps that arrange; On described fabric structure framework, be provided with Cantilever Beams skeleton, at least one Cantilever Beams skeleton top is provided with a plurality of Cantilever Beams evenly load demonstration lamps along its trend, Cantilever Beams skeleton top is also provided with Cantilever Beams load demonstration lamp, on Cantilever Beams skeleton, be also provided with Cantilever Beams one-level deformation under load demonstration lamp, Cantilever Beams one-level deformation under load demonstration lamp below is provided with Cantilever Beams secondary deformation under load demonstration lamp; Also comprise a plurality of horizontal external demonstration lamps that are arranged on fabric structure framework one side, in the fabric structure framework of horizontal external demonstration lamp offside, be provided with a plurality of horizontal reacting force demonstration lamps.
Preferably, described terminal is hand held mobile terminals, described terminal and control system radio communication.
Preferably, described terminal adopts the handheld terminal device of HT368 type, is respectively arranged with UTC-1212RD wireless communication module in described terminal and main control system.
Preferably, described node comprises with at least one in lower node:
Node one: summation node; Node two: reinforcing bar material; Node three: foundation introduction; Node four: strip footing 1; Node five: strip footing 2; Node six: isolated footing 1; Node seven: isolated footing 2; Node eight: pile foundation support table; Node nine: beam and slab type raft foundation 1; Node ten: beam and slab type raft foundation 2; Node 11: basic relative configurations; Node 12: major project introduction; Node 13: the flat method 1 of post; Node 14: the flat method 2 of post; Node 15: the flat method 3 of post; Node 16: the flat method 1 of shear wall; Node 17: the flat method 2 of shear wall; Node 18: the flat method 3 of shear wall; Node 19: Liangping method 1; Node 20: Liangping method 2; Node 21: Liangping method 3; Node 22: Liangping method 4---the beam slab of encorbelmenting; Node 23: have the flat method of beam superstructure; Node 24: the flat method of floor relative configurations; Node 25: the board-like stair 1 of cast-in-place concrete; Node 26: the board-like stair 2 of cast-in-place concrete; Node 27: electric and supply and drain water system; Node 28: ventilation and air conditioning system; Node 29: fire-fighting system; Node 30: the examination of engineering project.
Preferably, on described fabric structure framework, be provided with described database in every record Quick Response Code mark one to one, also comprise that at least one is with the panel computer of camera.
Preferably, mobile communication or communicate by letter with main control system through terminal between described panel computer and main control system.
Preferably, described database is stored in panel computer with copy, also comprises the local calling program of database.
Building intelligence teaching demonstration system based on node of the present invention, its technical characterstic has:
1, control system is respectively demonstrated lamp, the energising of lamp band or power-off by a plurality of Controls, the basic stressing conditions of intuitively showing the positions such as basis, column, crossbeam, roof with optical mode, teacher can operate control system by terminal, make single-chip microcomputer flickering according to the programmed control of setting different demonstration lamp, thereby according to each knowledge point, carry out object teaching, realization theory and the actual teaching pattern combining.
2, the stress deformation situation that intuitively exhibition building thing is affected by load (deadweight, external force etc.).
3, in technique scheme, single-chip microcomputer can be realized programming, thereby control several demonstration lamps, flickers successively, also can control demonstration lamp working time interval, thereby demonstrate the stressed transmission situation of certain node.
4, node display system with according to fabric structure framework, combine, and according to the knowledge point of syllabus, require to carry out Node configuration, and in database the various teaching resources such as corresponding collection voice data, video data, ppt data, image data, examination data.In teaching process, by the VOD system in terminal, carry out real-time VOD as required, the data output devices such as the projector by being connected with PC, sound equipment are exported, teacher can organically combine above-mentioned multimedia teaching resource and aforesaid optical demo system, fully improves teaching efficiency.
5, in teaching process, teachers and students can arrange according to teaching point the different parts of the building structure model of walking about, and by mobile communication between hand-hold mobile device and main control system, by hand-hold mobile device to realize calling database in the PC being connected with main control system, and the various teaching resources such as voice data, video data, ppt data, image data, examination data are carried out to Concentration education by the PC data output device output being connected with main control system, by multimedia, realize the variation of form of teaching.
6, in the technical program, a data base call software is installed on panel computer, student can be scanned Quick Response Code mark by panel computer, then selects the teaching resources such as voice data that each node is corresponding, video data, ppt data, image data, examination data to carry out autonomous learning.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of the building intelligence teaching demonstration system based on node of the present invention;
Fig. 2 a is the control system board design figure of the building intelligence teaching demonstration system based on node of the present invention;
Fig. 2 b is power circuit principle figure;
Fig. 2 c is MCU burning and reset circuit schematic diagram;
Fig. 2 d is the MCU interface circuit figure of main control system;
Fig. 2 e is the pin distribution plan of wireless communication module UTC-1212RD;
Fig. 2 f is the connection diagram of wireless communication module UTC-1212RD and MCU;
Fig. 2 g is Control schematic diagram;
Fig. 2 h is control relay circuit plate schematic diagram;
Fig. 3 is the schematic diagram (building structure north elevation drawing) of fabric structure frame part in the present invention;
Fig. 4 is the left view (building structure east elevation figure) of Fig. 3;
Fig. 5 be Fig. 3 1.-1. line cut-open view (the 1. axle elevation drawing of building structure);
Fig. 6 be Fig. 3 2.-2. line cut-open view (the 2. axle elevation drawing of building structure);
Fig. 7 be Fig. 3 3.-3. line cut-open view (the 3. axle elevation drawing of building structure);
Fig. 8 be Fig. 3 4.-4. line cut-open view (the 4. axle elevation drawing of building structure);
Fig. 9 be Fig. 3 5.-5. line cut-open view (the 5. axle elevation drawing of building structure);
Figure 10 is the schematic perspective view of fabric structure frame part in the present invention.
Embodiment
Below in conjunction with accompanying drawing, the present invention will be further described.
As shown in Figure 10, the present invention arranges demonstration lamp, lamp band by the different piece at fabric structure framework, by control system, it is carried out to programmable control, realization demonstration lamp, lamp band successively flicker, thereby the stress of exhibition building thing is, the transmission of power and buildings stressing conditions and the deformation tendency under deadweight and external force impact intuitively.
As shown in Figure 1, handheld terminal sends (200 ~ 300 meters of transmission ranges) by director data through wireless sending module.Wireless receiving module is passed to one-chip computer module after receiving, and single-chip microcomputer sends different instructions according to the program of finishing on the one hand, controls corresponding electronic switch set (relay) closure, thereby controls lamp box successively light on and off as required; On the other hand, single-chip microcomputer by RS232 interface by command to computing machine, computing machine is accepted after instruction, according to the program of finishing being stored in accordingly the teaching resource data calls such as PPT in computing machine, picture, audio frequency and video out, Concentration education is carried out in the data output device outputs such as the projector by being connected with PC, sound equipment, realizes the variation of form of teaching by multimedia.
In order to meet teaching needs, in the present invention, according to 1:1 ratio, set up the architectural entity model of a pure frame framework of steel reinforcement structure, and require construction, exhibition building thing immanent structure feature is installed in strict accordance with building code requirement and G101 atlas; Fire-fighting system, supply and drain water system, architectural electricity system, emergency lighting system, gate control system, ventilation and air conditioning system, the intelligence building system, supervisory system etc. also can be installed in this building model.
As visible in Fig. 3 to Fig. 9, described fabric structure framework is simulated a Zuo Erceng little building, it comprises and is arranged on ground basic skeleton 1, specifically comprise isolated footing, strip footing, raft foundation and pile foundation support table, on basic skeleton 1, be provided with some column frames 2, on adjacent upright posts skeleton 2, be provided with crossbeam skeleton 3, on crossbeam skeleton 3, by column frame 2, be provided with roof skeleton 4, on fabric structure framework, be also provided with Cantilever Beams skeleton 7.Above part, according to teaching needs, builds the building frame model of elements such as comprising basic skeleton, beam, post, top, and for proof strength, this building frame model is provided with inner frame.This model is extendible, can need to increase the structures such as stair, outrigger, the corresponding increase of optical pointing device according to teaching.
Also comprise photoelectricity demo system, node display system and control system.
Described photoelectricity demo system comprises a plurality of demonstration lamps and the demonstration lamp band being arranged on fabric structure framework.
Described control system comprises main control system 5, and described main control system 5 comprises photoelectric control part and node control part.
Described photoelectric control partly comprises the single-chip microcomputer connecting by circuit board, also comprise with photoelectricity demo system and respectively demonstrate lamp, a plurality of relays that lamp band is corresponding, described single-chip microcomputer is connected with described a plurality of relays, and described a plurality of demonstration lamps are connected with external power source through relay respectively with demonstration lamp band; In described single-chip microcomputer, be provided with a plurality of photoelectricity demonstration program modules;
Described node control part is divided and is comprised and in described PC, be provided with node display database by the PC being connected with single-chip microcomputer; Described single-chip microcomputer is connected and it is controlled with the rs232 interface of PC.
Described fabric structure framework is divided into some and demonstration lamp, demonstration a plurality of nodes corresponding to lamp band, in described node display database, corresponding each Node configuration has a record, in every record, include at least one in voice data, video data, ppt data, image data, examination data, also comprise the data output device being connected with PC; Data output device comprises projector, sound equipment, printer etc.
As visible in Fig. 2 a, control system is for controlling photoelectricity demo system, it comprises main control system 5, on described main control system 5, be provided with control system circuit board, on described control system circuit board, be provided with power circuit 51, burning program and reset circuit 52, MCU interface circuit 53, UTC1212 interface circuit 54, a plurality of relay circuit plate sockets 55, described single-chip microcomputer is connected to circuit board through MCU interface circuit 53, described a plurality of relay circuit plate sockets 55 are connected with respectively control relay circuit plate, each control relay circuit plate connects several relays, described a plurality of demonstration lamps are connected with external power source through relay respectively with demonstration lamp band.
As visible in Fig. 2 b, operating voltage due to microcontroller C8051F060 and level transferring chip SP3232 needs+3.3V, and string conversion chip DM74LS164M need+5 V voltages, therefore input+7 ~ 40V DC is through power supply chip LM2596-5.0(U1) change after, output+5V voltage.+ 5V voltage one tunnel is transported to string conversion chip DM74LS164M, another road input power chip LM1085S-3.3(U2), be used for generation+3.3V voltage, for digital circuits such as single-chip microcomputers.
As shown in Figure 2 c, reset circuit allows at an easy rate controller to be placed in a predetermined default setting for the C8051F060 single-chip microcomputer burning of Project design and reset circuit.When entering reset mode, will there is following process:
1. CIP-51 shut down procedure is carried out
2. special function register (SFR) is initialized to defined reset values
3. outside port pin is placed in a known state
4. interruption and timer are prohibited.
As visible in Fig. 2 d, MCU interface circuit is the core of whole control circuit board, communicates by letter etc. by C8051F060 chip microcontroller pilot relay break-make, with the external world.This module is mainly used timer and the interrupt function of single-chip microcomputer.According to time and the order of controlling lamp box light on and off, single-chip microcomputer is controlled respectively corresponding I/O pin and is sent high level or low level, and these control signals are transferred to relay circuit plate, thereby reaches the object of pilot relay switch on and off.
In the present invention, also comprise remote operating system, described remote operating system comprises at least one terminal 6, between described terminal 6 and main control system 5, with wireless mode, communicates by letter.
Described terminal 6 adopts the handheld terminal device of HT368 type, between described terminal 6 and main control system 5, adopts Zigbee protocol radio communication.In described terminal 6 and main control system 5, be respectively arranged with UTC-1212RD wireless communication module.Through comparing, we select the wireless communication module UTC-1212RD based on ZigBee communication of Hangzhou Fei Tuo Electronic Science and Technology Co., Ltd..UTC-1212RD apparent size is 32.2 x 18.3 x 7mm, can be installed to handheld terminal inside.
The explanation of table 1 UTC-1212RD pin
Fig. 2 e is the pin distribution plan of wireless communication module UTC-1212RD.Wireless communication module UTC-1212RD is connected as shown in Fig. 2 f with MCU's.When UTC-1212RD module is connected with user MCU, RDT_A and RDT_B pin connect respectively two GPIO mouths of MCU, the RXD of module and TXD connect respectively TX pin and the RX pin of MCU serial ports, and AUX pin connects the external interrupt pin (AUX is nonessential, keeps unsettled if do not used) of MCU.
Wireless communication module UTC-1212RD is connected similar with the connected mode of handheld terminal with MCU.
Relay circuit plate fundamental diagram as shown in Figure 2 g.When control system circuit board sends high level signal (being that Q1 is high level) to triode, triode conducting, thereby relay work, the adhesive respectively of relay 1,3 pins and 2,4 pins, thereby two connection jaws conductings of solenoid valve interface K1, the lamp box of control is started working.When Q1 is low level, two connection jaws of K1 disconnect.
As visible in Fig. 2 a, Fig. 2 h, on described control system circuit board, be provided with a plurality of relay circuit plate sockets 55, described relay circuit plate socket 55 is connected with control relay circuit plate, every block of control relay circuit plate connects respectively a plurality of relays, in diagram, be connected with 12 relays, can control accordingly 12 circuit.By single-chip microcomputer, send low and high level signal control relay break-make.
A is visible as shown in Figure 1, Figure 2, on described control system circuit board, is provided with RS232 port 56, and single-chip microcomputer is connected with the com mouth of described PC by RS232 port 56, thereby realize, PC is controlled, and then is called the teaching resource in PC interior nodes display data storehouse.
Described fabric structure framework is divided into some and demonstration lamp, demonstration a plurality of nodes corresponding to lamp band, in described node display database, corresponding each Node configuration has a record, in every record, include at least one in voice data, video data, ppt data, image data, examination data, also comprise the data output device being connected with PC; Described node comprises with at least one in lower node:
Node one: summation node; Node two: reinforcing bar material; Node three: foundation introduction; Node four: strip footing 1; Node five: strip footing 2; Node six: isolated footing 1; Node seven: isolated footing 2; Node eight: pile foundation support table; Node nine: beam and slab type raft foundation 1; Node ten: beam and slab type raft foundation 2; Node 11: basic relative configurations; Node 12: major project introduction; Node 13: the flat method 1 of post; Node 14: the flat method 2 of post; Node 15: the flat method 3 of post; Node 16: the flat method 1 of shear wall; Node 17: the flat method 2 of shear wall; Node 18: the flat method 3 of shear wall; Node 19: Liangping method 1; Node 20: Liangping method 2; Node 21: Liangping method 3; Node 22: Liangping method 4---the beam slab of encorbelmenting; Node 23: have the flat method of beam superstructure; Node 24: the flat method of floor relative configurations; Node 25: the board-like stair 1 of cast-in-place concrete; Node 26: the board-like stair 2 of cast-in-place concrete; Node 27: electric and supply and drain water system; Node 28: ventilation and air conditioning system; Node 29: fire-fighting system; Node 30: the examination of engineering project.
Embodiment 1---load demonstration module and the Liangping method node display of beam
As shown in Figure 9, in pure frame steel construction two floors, select a crossbeam skeleton 3 as demonstration beams, on crossbeam skeleton 3, install a red demonstration lamp as crossbeam load demonstration lamp 31, six yellow demonstration lamps as crossbeam evenly load demonstration lamp 30, two orange demonstration lamps as moment of flexure stress demonstrating lamp 230, amber light band as one-level load-deformation curve demonstrate lamp 32, a red colored lamp band is demonstrated lamp 33 as crossbeam secondary load-deformation curve.
Described crossbeam evenly load demonstration lamp 30 comprises upper and lower two light sources, by two Controls, to realize six crossbeam evenly load demonstration lamps 30, according to the first half, the latter half, respectively becomes one group to demonstrate.
As Fig. 1, Fig. 2 is visible, described control system comprises main control system 5, described main control system 5 comprises single-chip microcomputer, described single-chip microcomputer can use C8051 series monolithic, in the present embodiment, use C8051F060 single-chip microcomputer, also comprise that (6 crossbeam evenly load demonstration lamps 30 are used 2 Controls to 5 relays that are connected with demonstration lamp, crossbeam load demonstration lamp 31 is used 1 Control, two orange demonstration lamps are used 1 Control as moment of flexure stress demonstrating lamp 230, one-level load-deformation curve demonstration lamp 32, article one, crossbeam secondary load-deformation curve demonstration lamp 33 is respectively used 1 Control), described single-chip microcomputer is connected with described a plurality of relays, all demonstration lamps relay of respectively hanging oneself is electrically connected to power supply.
In main control system 5, by circuit board, provide connection carrier for single-chip microcomputer, relay and remaining part, and provide the supporting conditions such as power supply for each equipment.
For the ease of teacher, demonstration module is carried out to operated from a distance, in the present embodiment, terminal 6 is used a handheld terminal device of HT368 type, and radio communication adopts the wireless communication module UTC-1212RD based on Zigbee protocol of Hangzhou Fei Tuo Electronic Science and Technology Co., Ltd..
The load demonstration of beam is specific as follows;
The first step: bright 1/2 part below of red demonstration lamp (crossbeam load demonstration lamp 31);
Second step: time delay several seconds, two orange demonstration lamps (moment of flexure stress demonstrating lamp 230) are lighted;
The 3rd step: time delay several seconds, amber light band (moment of flexure stress demonstrating lamp 230) is lighted;
The 4th step: time delay several seconds, bright other 1/2 part above of red demonstration lamp (crossbeam load demonstration lamp 31), represents the stressed increase of load, is subject to secondary load;
The 5th step: time delay several seconds, red colored lamp band (crossbeam secondary load-deformation curve demonstration lamp 33) is lighted, and amber light band (one-level load-deformation curve demonstration lamp 32) is closed simultaneously;
The 6th step: time delay several seconds, all demonstration lamp Close Alls of lighting;
The 7th step: time delay several seconds, again according to the first step--the 6th step circulation.
By above step, carry out the load stress deformation situation of dynamic demonstration beam.
Described single-chip microcomputer is programmed according to above-mentioned steps, and teacher sends instructions to main control system 5 by handheld terminal 6, and the load demonstration program that starts single-chip microcomputer inner beam is demonstrated.In presentation process, teacher can suspend by terminal 6, then between single-chip microcomputer and PC, passes through RS232 interface communication, and calls the database teaching resource of PC interior nodes 19 or node 20 correspondences, ppt and video resource show by projection, and audio file is shown by sound equipment.
In the present embodiment, the content of courses is directly perceived, and instructional mode is abundant.The New Teaching of realize static model and dynamical model incorporates, integrading theory with practice.
Embodiment 2---Cantilever Beams load demonstration module and Liangping method 4 node display
As shown in Figure 5, select a Cantilever Beams skeleton as demonstration beam, on Cantilever Beams skeleton 7, install a red demonstration lamp as Cantilever Beams load demonstration lamp 71, orange demonstration lamp as moment of flexure stress demonstrating lamp 230, blue lamp band as Cantilever Beams one-level deformation under load demonstration lamp 72, an amber light band as Cantilever Beams secondary deformation under load demonstration lamp 73.
Control system comprises single-chip microcomputer and 5 relays.
The load demonstration of Cantilever Beams is specific as follows;
The first step: bright 1/2 part below of red demonstration lamp (Cantilever Beams load demonstration lamp 71);
Second step: time delay several seconds, orange demonstration lamp (moment of flexure stress demonstrating lamp 230) lights;
The 3rd step: time delay several seconds, blue lamp band (Cantilever Beams one-level deformation under load demonstration lamp 72) lights;
The 4th step: time delay several seconds, bright other 1/2 part above of red demonstration lamp (Cantilever Beams load demonstration lamp 71), represents the stressed increase of load, is subject to secondary load;
The 5th step: time delay several seconds, amber light band (Cantilever Beams secondary deformation under load demonstration lamp 73) lights, and blue lamp band (Cantilever Beams one-level deformation under load demonstration lamp 72) is closed simultaneously;
The 6th step: time delay several seconds, all demonstration lamp Close Alls that light;
The 7th step: time delay several seconds, circulation again (according to from the first step--the 6th step circulation)
By above step, carry out the load stress deformation situation of dynamic demonstration Cantilever Beams.
Described single-chip microcomputer is programmed according to above-mentioned steps, and teacher sends instructions to main control system 5 by handheld terminal 6, and the load demonstration program that starts Cantilever Beams in single-chip microcomputer is demonstrated.In presentation process, teacher can suspend by terminal 6, then the node display system starting in single-chip microcomputer by terminal 6, between single-chip microcomputer and PC, pass through RS232 interface communication, and call the database teaching resource of PC interior nodes 22 correspondences, ppt and video resource show by projection, and audio file is shown by sound equipment.The New Teaching of realize static model and dynamical model incorporates, integrading theory with practice.
Embodiment 3---axial compression demonstration module and the flat method node display of post of post
As visible in Fig. 3 to Fig. 9, in pure frame framework of steel reinforcement structure two floors, select a column frame 2 as demonstration post, four groups of high brightness white demonstration lamps are installed from the top down in order as building internal force load demonstration lamp 20 on column frame 2 along axle center.
Visible as shown in Figure 1, Figure 2, control system comprises single-chip microcomputer, also comprises 4 relays corresponding with building internal force load demonstration lamp 20, and described single-chip microcomputer is connected with described a plurality of relays; All demonstration lamps relay of respectively hanging oneself is electrically connected to power supply.
The axial compression demonstration of post is specific as follows:
The first step: one group of the top white demonstration lamp electrified light emitting of column frame 2, represents that column frame 2 is subject to axial compression.
Second step: time delay several seconds, column frame 2 is second group of white demonstration lamp electrified light emitting above, represents the axial compression going down of post.
The 3rd step: time delay several seconds, column frame 2 is the 3rd group of white demonstration lamp electrified light emitting above, represents that the axial compression of post continues going down.
The 4th step: time delay several seconds, column frame 2 is the 4th group of white demonstration lamp electrified light emitting above, represents that the axial compression of post continues going down.
The 5th step: time delay several seconds, four groups of demonstration lamp Close Alls on column frame 2.
The 6th step: time delay several seconds, repeats above-mentioned steps one to five.
In the present invention, each demonstrates lamp, lamp band delay duration is advisable for 3 to 5 seconds.
By above step, come the axial compression of dynamic demonstration post to transmit situation.
Described single-chip microcomputer is programmed according to above-mentioned steps, and teacher sends instructions to main control system 5 by handheld terminal 6, and the axial compression demonstration program that starts single-chip microcomputer inner prop is demonstrated.In presentation process, teacher can suspend by terminal 6, then the node display system starting in single-chip microcomputer by terminal 6, between single-chip microcomputer and PC, pass through RS232 interface communication, and call database teaching resource corresponding to PC interior nodes 14 (the flat method of post), ppt and video resource show by projection, and audio file is shown by sound equipment.The New Teaching of realize static model and dynamical model incorporates, integrading theory with practice.
Embodiment 4---node autonomic learning system
The present embodiment Student oriented provides the autonomous learning of being combined with fabric structure framework system.
As shown in Figure 1, on described fabric structure framework, be provided with described database in every record Quick Response Code mark one to one, also comprise the panel computer with camera, mobile communication or communicate by letter with control system through terminal between described panel computer and main control system.In the present embodiment, a data base call software is installed on panel computer, student can freely walk about by hand-held panel computer on the framework of steel reinforcement structural construction of two layers, come the node location that hangs with Quick Response Code Sign Board, by camera scanning Quick Response Code Sign Board on panel computer, on panel computer, start to play respective nodes review paper (voice introduction), on buildings, respective nodes demonstration lamp is lighted flicker simultaneously; After voice are introduced, on panel computer, respective nodes menu is opened, and shows PPT file, picture file folder, video file folder, audio file folder; Click corresponding document folder, can be presented at the teaching resources such as the relevant audio frequency and video data of corresponding building node, picture information, ppt data on hand-held panel computer, learns the theory and practice knowledge that corresponding building node is corresponding;
By panel computer, scan Quick Response Code mark, then select the teaching resources such as voice data that each node is corresponding, video data, ppt data, image data, examination data to carry out autonomous learning.
In order to reduce network load, can teaching database and calling program be all mounted in panel computer, student is when learning node content, according to study needs, Quick Response Code scanning on fabric structure framework is obtained to recording mechanism, then direct reading out data on panel computer, realizes local self-study, reaches equally the real training aim of learning of theoretical and combination in kind.
Claims (8)
1. the building intelligence teaching demonstration system based on node, comprise fabric structure framework, described fabric structure framework comprises and is arranged on ground basic skeleton (1), is arranged at least four root post skeletons (2) on basic skeleton (1), on adjacent upright posts skeleton (2), be provided with on crossbeam skeleton (3), crossbeam skeleton (3) and be provided with roof skeleton (4) by column frame (2), it is characterized in that: also comprise photoelectricity demo system, node display system and control system;
Described photoelectricity demo system comprises a plurality of demonstration lamps and the demonstration lamp band being arranged on fabric structure framework;
Described control system comprises main control system (5), and described main control system (5) comprises photoelectric control part and node control part;
Described photoelectric control partly comprises the single-chip microcomputer connecting by circuit board, also comprise with photoelectricity demo system and respectively demonstrate lamp, a plurality of relays that lamp band is corresponding, described single-chip microcomputer is connected with described a plurality of relays, and described a plurality of demonstration lamps are connected with external power source through relay respectively with demonstration lamp band; In described single-chip microcomputer, be provided with a plurality of photoelectricity demonstration program modules;
Described node control part is divided and is comprised and in described PC, be provided with node display database by the PC being connected with single-chip microcomputer;
Described fabric structure framework is divided into some and demonstration lamp, demonstration a plurality of nodes corresponding to lamp band, in described node display database, corresponding each Node configuration has a record, in every record, include at least one in voice data, video data, ppt data, image data, examination data, also comprise the data output device being connected with PC;
Also comprise the terminal (6) that can communicate by letter with control system, described terminal (6) can and be called the photoelectricity demonstration program module in single-chip microcomputer with single chip communication; Described terminal is also provided with database call interface in (6), and described terminal (6) can be called the data in the node display database in described PC and be exported by PC output unit by single-chip microcomputer.
2. the building intelligence teaching demonstration system based on node as claimed in claim 1, is characterized in that: the demonstration lamp on described fabric structure framework and demonstration lamp band comprise: along basic skeleton (1), be furnished with a plurality of foundation load demonstration lamps (10); In column frame (2), be provided with set up more from top to bottom and build internal force load demonstration lamp (20); Be arranged at least one column small eccentric pressure demonstration lamp band (21) in column frame (2); A plurality of crossbeam evenly loads that are arranged on described crossbeam skeleton (3) are demonstrated lamps (30), are arranged on the crossbeam load demonstration lamp (31) on crossbeam skeleton (3); In described crossbeam skeleton (3), along it, move towards the crossbeam one-level load-deformation curve demonstration lamp (32) and at least one crossbeam secondary load-deformation curve demonstration lamp (33) that arrange; Be arranged on the moment of flexure stress demonstrating lamp (230) of described column frame (2) and crossbeam skeleton (3) binding site; Along roof skeleton (4), it moves towards a plurality of roof load demonstration lamps (40) that arrange; On described fabric structure framework, be provided with Cantilever Beams skeleton (7), at least one Cantilever Beams skeleton (7) top is provided with a plurality of Cantilever Beams evenly load demonstration lamps (70) along its trend, Cantilever Beams skeleton (7) top is also provided with Cantilever Beams load demonstration lamp (71), on Cantilever Beams skeleton (7), be also provided with Cantilever Beams one-level deformation under load demonstration lamp (72), Cantilever Beams one-level deformation under load demonstration lamp (72) below is provided with Cantilever Beams secondary deformation under load demonstration lamp (73); Also comprise a plurality of horizontal external demonstration lamps (8) that are arranged on fabric structure framework one side, in the fabric structure framework of horizontal external demonstration lamp (8) offside, be provided with a plurality of horizontal reacting force demonstration lamps (80).
3. the building intelligence teaching demonstration system based on node as claimed in claim 2, described terminal (6) is hand held mobile terminals, described terminal (6) and control system radio communication.
4. fabric structure mechanics photoelectricity demo system as claimed in claim 3, it is characterized in that: described terminal (6) adopts the handheld terminal device of HT368 type, in described terminal (6) and main control system (5), is respectively arranged with UTC-1212RD wireless communication module.
5. the building intelligence teaching demonstration system based on node as described in claim 1,2,3 or 4, is characterized in that: described node comprises with at least one in lower node:
Node one: summation node; Node two: reinforcing bar material; Node three: foundation introduction; Node four: strip footing 1; Node five: strip footing 2; Node six: isolated footing 1; Node seven: isolated footing 2; Node eight: pile foundation support table; Node nine: beam and slab type raft foundation 1; Node ten: beam and slab type raft foundation 2; Node 11: basic relative configurations; Node 12: major project introduction; Node 13: the flat method 1 of post; Node 14: the flat method 2 of post; Node 15: the flat method 3 of post; Node 16: the flat method 1 of shear wall; Node 17: the flat method 2 of shear wall; Node 18: the flat method 3 of shear wall; Node 19: Liangping method 1; Node 20: Liangping method 2; Node 21: Liangping method 3; Node 22: Liangping method 4---the beam slab of encorbelmenting; Node 23: have the flat method of beam superstructure; Node 24: the flat method of floor relative configurations; Node 25: the board-like stair 1 of cast-in-place concrete; Node 26: the board-like stair 2 of cast-in-place concrete; Node 27: electric and supply and drain water system; Node 28: ventilation and air conditioning system; Node 29: fire-fighting system; Node 30: the examination of engineering project.
6. the building intelligence teaching demonstration system based on node as claimed in claim 5, it is characterized in that: on described fabric structure framework, be provided with described database in every record Quick Response Code mark one to one, also comprise that at least one is with the panel computer of camera.
7. the building intelligence teaching demonstration system based on node as claimed in claim 6, is characterized in that: mobile communication or communicate by letter with main control system through terminal between described panel computer and main control system.
8. the building intelligence teaching demonstration system based on node as claimed in claim 6, is characterized in that: described database is stored in panel computer with copy, also comprises the local calling program of database.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410383314.4A CN104134395B (en) | 2014-08-06 | Building intelligence teaching demonstration system based on node |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410383314.4A CN104134395B (en) | 2014-08-06 | Building intelligence teaching demonstration system based on node |
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| Publication Number | Publication Date |
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| CN104134395A true CN104134395A (en) | 2014-11-05 |
| CN104134395B CN104134395B (en) | 2016-11-30 |
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