CN206039819U - Information acquisition system - Google Patents
Information acquisition system Download PDFInfo
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- CN206039819U CN206039819U CN201620724330.XU CN201620724330U CN206039819U CN 206039819 U CN206039819 U CN 206039819U CN 201620724330 U CN201620724330 U CN 201620724330U CN 206039819 U CN206039819 U CN 206039819U
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Abstract
The utility model relates to an information acquisition system. Include: sensor, signal emission device, signal reception forward the device, the sensor is connected with the signal emission device electricity, signal emission device and signal reception forward device wireless connection, the sensor generates the influence electricity signal according to external environment, signal emission device turns into the transmission signal of telecommunication and wireless transmission with the influence electricity signal and transmits the device to signal reception, signal reception transmits the device wireless receiving transmission signal of telecommunication and wireless transmitting for the host computer. The utility model discloses a sensor generates the influence electricity signal according to the environment in the external world, and the signal emission device of electricity connection is with it given in the transmission. Signal emission device and signal reception forward wireless connection between the device, and signal reception forwards wireless connection between device and the host computer, and two -stage wireless transmission network can not receive the electromagnetic interference of interior equipment of tunnel or underground mine and explosive blasting, and influence sensor radio signal's at different levels transmission altogether, has guaranteed information transfer's reliability.
Description
Technical field
The utility model is related to data communication technology field, in particular to a kind of information acquisition system.
Background technology
At present, China is calculated according to engineering linear meter(lin.m.), should be had tens thousand of in the underground space structure comprising tunnel built
Km.The exploitation tunnel excavated in recovery process by various underground mines also in depth under.Because constructing tunnel, mining are pacified
There is poisonous and harmful gas in complete particularity and the uncertain hidden danger for existing, such as tunnel rock fall foremost, excavation
Body, such as hydrogen sulfide, carbon monoxide etc., or there is flammable explosive gas, such as gas etc. in excavating.During these potential safety hazards
Quarter may all jeopardize the safety of workmen, therefore in time these potential safety hazards are detected, help workmen's rule in time
Keep away threat to be particularly important.
Currently for the various information in tunnel collection be usually the position excavated in tunnel or underground mine or
Nearby install sensor, is obtained to various gases and the induced signal of engineering structure parameter by sensor, and the sensing is believed
Number by the host computer outside cable transmission to tunnel.But in actual construction, tunnel environment is severe, various work progress,
Main equipment is moved and explosive blasting all may be damaged to cable, and such case once occurs, then sensor
Induced signal just cannot pass through the host computer outside cable transmission to tunnel, in this case, once inside tunnel or mineral reserve
There is danger, the workmen in tunnel safe cannot withdraw.Therefore a kind of relatively reliable information gathering system of information transmission
System becomes current problem demanding prompt solution.
Utility model content
In view of this, the purpose of the utility model embodiment is to provide a kind of information acquisition system, can be by wireless
The induced signal of sensor is transferred to host computer by connection, it is ensured that the reliability of information transmission.
The utility model embodiment provides a kind of information acquisition system, including：Sensor, sender unit, signal
Receiving and retransmitting device；
Wherein described sensor is electrically connected with the sender unit；
The sender unit is wirelessly connected with the signal receiving and retransmitting device；
The sensor is for according to the corresponding electrical signal of reaction of external environment generation；
The sender unit is launched electric signal and is wirelessly transmitted to described for the electrical signal of reaction is converted into
Signal receiving and retransmitting device；
The signal receiving and retransmitting device is used for receiving the transmitting electric signal and being wirelessly transmitted to host computer.
With reference to above-described embodiment, the utility model embodiment provides the first possible embodiment, the sensor
At least one；
Each described sensor is respectively connected with a sender unit；
All sender units are wirelessly connected with the same signal receiving and retransmitting device.
With reference to above-described embodiment, the utility model embodiment provides second possible embodiment, the sensor
Including：Laser displacement gauge, strain gauge, slit gauge, gas detector, hydrogen sulfide detector, CO detector, carbon dioxide
At least one of survey meter etc.；
Each sensor at least one.
With reference to above-described embodiment, the utility model embodiment provides the third possible embodiment, and the signal is sent out
Injection device includes：
Controller and signal transmission circuit；
Wherein, the controller is for being converted into transmitting electric signal by the electrical signal of reaction；
The signal transmission circuit for by it is described transmitting electric signal send to the signal receiving and retransmitting device.
With reference to above-described embodiment, the utility model embodiment provides the 4th kind of possible embodiment,
The sender unit also includes：Code device；
The code device is connected with the controller；
The code device is encoded for the sensor to being connected with the controller, and is sent to the controller
Coding information；
The controller is additionally operable to according to the electrical signal of reaction and the coding information, generates transmitting electric signal.
With reference to above-described embodiment, the utility model embodiment also provides the 5th kind of possible embodiment, and the signal is adopted
Collector also includes：Isolation circuit；
The isolation circuit is arranged between the controller and the sensor.
With reference to above-described embodiment, the utility model embodiment provides the 6th kind of possible embodiment, and the signal is sent out
Transmit-receive radio road includes：2.4G transmits wirelessly unit；
The 2.4G wireless signals transmitting element is also associated with signal transmission antenna.
With reference to above-described embodiment, the utility model embodiment provides the 7th kind of possible embodiment, and the signal connects
Receiving retransmission unit includes：
Signal receiving circuit, signaling conversion circuit and secondary signal radiating circuit；
The signal receiving circuit is used for receiving the transmitting electric signal；
The signaling conversion circuit for by it is described transmitting electric signal format conversion can for secondary signal radiating circuit
The form of identification；
The secondary signal radiating circuit is sent to host computer for will launch electric signal.
With reference to above-described embodiment, the utility model embodiment provides the 8th kind of possible embodiment, also includes：Step-down
Mu balanced circuit；
The decompression voltage regulator is used for exporting at least one magnitude of voltage；
The decompression voltage regulator is received with the sensor, the sender unit and the signal respectively and is forwarded
Device is electrically connected.
With reference to above-described embodiment, utility model embodiment provides the 9th kind of possible embodiment, also includes：Alarm is filled
Put；
The alarm device is used for receiving the alarm signal generated according to the transmitting electric signal by the host computer, sends
Alarm.
The information acquisition system provided by the utility model embodiment, it is corresponding according to extraneous environment generation by sensor
Electrical signal of reaction after, pass to the sender unit being electrically connected.And sender unit receives forwarding with signal
Wirelessly connect between device, it is also wireless between signal receiving and retransmitting device and host computer to connect, be not in tunnel or underground
The main equipment of mineral reserve and explosive blasting affect the transmission of sensor signal, so as to improve the reliability of information transmission, improve
The security of workmen.
For enabling above-mentioned purpose of the present utility model, feature and advantage to become apparent, preferred embodiment cited below particularly, and
Accompanying drawing appended by coordinating, is described in detail below.
Description of the drawings
In order to be illustrated more clearly that the technical scheme of the utility model embodiment, below will be to using needed for embodiment
Accompanying drawing be briefly described, it will be appreciated that the following drawings illustrate only some embodiments of the present utility model, therefore should not be by
Regard the restriction to scope as, for those of ordinary skill in the art, on the premise of not paying creative work, may be used also
To obtain other related accompanying drawings according to these accompanying drawings.
Fig. 1 shows a kind of structural representation of information acquisition system that the utility model embodiment is provided；
During Fig. 2 shows the information acquisition system provided by the utility model embodiment, the structure of sender unit is shown
It is intended to；
During Fig. 3 shows the information acquisition system provided by the utility model embodiment, the circuit diagram of controller；
During Fig. 4 shows the information acquisition system provided by the utility model embodiment, the circuit diagram of code device；
During Fig. 5 shows the information acquisition system provided by the utility model embodiment, the circuit diagram of isolation circuit；
During Fig. 6 shows the information acquisition system provided by the utility model embodiment, the knot of signal receiving and retransmitting device
Structure schematic diagram；
Fig. 7 shows the structural representation of another kind of information acquisition system provided by the utility model embodiment；
During Fig. 8 shows the information acquisition system provided by the utility model embodiment, the circuit diagram of decompression voltage regulator；
Fig. 9 shows the structural representation of another kind of information acquisition system provided by the utility model embodiment；
Graphical indicia explanation：
Sensor 10；
Sender unit 20, controller 201, signal transmission circuit 202, code device 203, isolation circuit 204；
Signal receiving and retransmitting device 30, signal receiving circuit 301, signaling conversion circuit 302, secondary signal radiating circuit
303；
Decompression voltage regulator 40；
Alarm device 50；
Host computer 60.
Specific embodiment
Below in conjunction with accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out clearly
Chu, it is fully described by, it is clear that described embodiment is only a part of embodiment of the utility model, rather than the reality of whole
Apply example.The component of the utility model embodiment generally described and illustrated in accompanying drawing herein can be come with a variety of configurations
Arrangement and design.Therefore, the detailed description of embodiment of the present utility model below to providing in the accompanying drawings is not intended to limit
Claimed scope of the present utility model, but it is merely representative of selected embodiment of the present utility model.Based on the utility model
Embodiment, the every other embodiment obtained on the premise of creative work is not made by those skilled in the art, all
Belong to the scope of the utility model protection.
At present the mineral reserve in the tunnel built, excavation are carried out with various environmental informations, for example hydrogen sulfide, carbon monoxide, watt
When the information gathering of the concrete condition such as this, the harvester for being used typically all can be by holding in tunnel or underground mine
Cable is installed in the position of digging, realizes the transmission of information using cable.But due to the process in tunnelling or mining
In, bad environments in tunnel and mineral reserve, various main equipments and explosive blasting all may be damaged to cable, cause information
In transmittance process be it is less reliable, cable it is destroyed and cannot transmission data when, once in tunnel or ore deposit
In hiding when there are toxic and harmful or flammable explosive gas, the workmen in tunnel cannot notified in time and nothing
Method is withdrawn in time, and so as to cause constructing tunnel personal security be guaranteed, based on this, a kind of information that the application is provided is adopted
Collecting system, by wireless network transmissions data, can improve the reliability of information transmission.
It is it should be noted that in description of the present utility model, term " " center ", " on ", D score, "left", "right", " perpendicular
Directly ", the orientation of the instruction such as " level ", " interior ", " outward " or position relationship are, based on orientation shown in the drawings or position relationship, to be only
For the ease of describe the utility model and simplify description, rather than indicate or imply indication device or element must have it is specific
Orientation, with specific azimuth configuration and operation, therefore it is not intended that to restriction of the present utility model.Additionally, term " the
One ", " second ", " the 3rd " are only used for describing purpose, and it is not intended that indicating or implying relative importance.
In addition, in description of the present utility model, unless otherwise clearly defined and limited, term " installation ", " being connected ",
" connection " should be interpreted broadly, for example, it may be being fixedly connected, or being detachably connected, or be integrally connected；Can be
It is mechanically connected, or electrically connects；Can be joined directly together, it is also possible to be indirectly connected to by intermediary, can be two
The connection of element internal.For the ordinary skill in the art, above-mentioned term can be understood in this practicality with concrete condition
Concrete meaning in new.
It is shown in Figure 1, the information acquisition system provided by the utility model embodiment, including：Sensor 10, signal is sent out
Injection device 20, signal receiving and retransmitting device 30；
Wherein the sensor 10 is electrically connected with the sender unit 20；
The sender unit 20 is wirelessly connected with the signal receiving and retransmitting device 30；
The sensor 10 is for according to the corresponding electrical signal of reaction of external environment generation；
The sender unit 20 is for being converted into transmitting electric signal by the electrical signal of reaction and is wirelessly transmitted to institute
State signal receiving and retransmitting device 30；
The signal receiving and retransmitting device 30 is used for launching electric signal described in wireless receiving and being wirelessly transmitted to host computer 60.
When implementing, sensor 10 can have various, for example, can be laser displacement gauge, strain gauge, crack
At least one in meter, gas detector, hydrogen sulfide detector, CO detector, carbon dioxide survey meter, sensor 10
When work, an electrical signal of the frequency can be typically produced, the electrical signal of the frequency (does not contain in air in normal condition
Corresponding gas, or the content of the corresponding gas for being included is below a certain threshold value) under can be constantly in a specified value,
And when in air, sensor 10 can sense that the content of gas increases, the frequency of the electrical signal of the frequency can be corresponding
Increase, this electrical signal of the frequency is electrical signal of reaction.The electrical signal of the frequency is passed to sender unit 20 by sensor 10,
The electrical signal of reaction is converted into transmitting electric signal by sender unit 20, and the transmitting electric signal is sent to signal reception turn
Transmitting apparatus 30, in this process, as sender unit 20 will carry out channel radio between signal receiving and retransmitting device 30
Letter, launches the data form used when electric signal is actually and carries out radio communication between the two.
Above- mentioned information acquisition system has two-stage wireless-transmission network altogether, and wherein one-level is connect with signal for sender unit
Receive the wireless-transmission network between retransmission unit, another level is for being wirelessly transferred net between signal receiving and retransmitting device and host computer
Network.
Sender unit can have various radio connections, such as sender unit with information receiving and retransmitting device
The friendship of signal is carried out with signal receiving and retransmitting device by the 2.4G such as WIFI, bluetooth, ZigBee, Infrared wireless transmission methods
Mutually.And then typically connected by Ethernet between signal receiving and retransmitting device 30, in such manner, it is possible to ensure sender unit and letter
The closely transmitting of the information between number receiving and retransmitting device, in turn ensure that between signal receiving and retransmitting device and host computer
The transmitting of remote information.In turn ensure that simultaneously and will not interfere between the two.
In addition, for the accuracy and promptness of guarantee information collection, in had altogether the letter of the utility model embodiment
Breath acquisition system in, sensor 10 at least one.Each sensor 10 is connected with a sender unit 20.It is multiple
The sender unit 20 is wirelessly connected with a signal receiving and retransmitting device 30.
When implementing, in information acquisition system provided by the utility model, including at least one sensing
Device 10, when 10 only one of which of sensor, can be installed in excavating near position；But, due to really existing
In the underground mine of built tunnel or excavation, excavation condition is typically all more complicated, toxic and harmful, inflammable and explosive gas
The leakage position of body is all uncertain, and the diffusion of gas needs the regular hour.If sensor 10 is let out apart from its gas
The position of leakage too far, when the position that gas diffusion to sensor 10 is located, and when being sensed by sensor 10, often
Miss to workmen and send the best opportunity of alarm, therefore, in order to when gas leakage just can timely to
Workmen sends alarm, can generally arrange multiple sensors 10, multiple sensors 10 are separately mounted to difference
Position, as long as one of sensor 10 senses abnormal situation, just send alarm to workmen, can so allow
Workmen much sooner withdraw scene, improve security.
, wherein it is desired to it is noted that due to sensor 10 can be it is various, and each sensor 10 all at least include one
It is individual.Furthermore it is also possible to arrange the type and quantity of sensor according to the actual needs.
The information acquisition system provided by the utility model embodiment, it is corresponding according to extraneous environment generation by sensor
Electrical signal of reaction after, pass to the sender unit being electrically connected.And sender unit receives forwarding with signal
Wirelessly connect between device, it is also wireless between signal receiving and retransmitting device and host computer to connect, be not in tunnel or underground
The main equipment of mineral reserve and explosive blasting affect the transmission of sensor signal, so as to improve the reliability of information transmission, improve
The security of workmen.
In addition, shown in Figure 2, in the information acquisition system provided by the utility model embodiment, the signal is sent out
Injection device 20 includes：
Controller 201 and signal transmission circuit 202；
Wherein, the controller 201 is for being converted into transmitting electric signal by the electrical signal of reaction；
The signal transmission circuit 202 for by it is described transmitting electric signal send to the signal receiving and retransmitting device.
When implementing, controller 201 is generally single-chip microcomputer or CPU.Controller 201 is receiving sensor
After 10 electrical signal of the frequency for being sent, the counter inside sensor 10 to calculating to the electrical signal of the frequency, i.e., one
In fixing time, the number of times of low-and high-frequency saltus step is how many.The number information is the sense sent by its sensor 10 for being collected
Answer the concrete data of electric signal.The electrical signal of reaction is converted into controller 201 the transmitting electricity that signal transmission circuit is capable of identify that
Then the transmitting electric signal is passed to signal transmission circuit 202 by signal, and the signal transmission circuit 202 is by the transmitting electric signal
The signal receiving and retransmitting device 30 is given by the wireless linkup transmit between signal receiving and retransmitting device 30.
It should be noted which kind of communication protocol adopted between signal transmission circuit 202 and signal receiving and retransmitting device 30
Communicated, then which kind of transmitting electric signal the electrical signal of reaction is just changed into by controller 201.
Further, since one signal receiving and retransmitting device 30 of rice is at least connected with a sender unit 20, and signal is sent out
Injection device each be intended to connect a sensor 10.The installation site of different sensors 10 is different, and different types of biography
The operation principle of sensor 10 be all it is similar, therefore, in order to distinguish different sensors, also for can by sensor 10
Installation site judges to have the position of malicious pernicious gas or flammable explosive gas, also wraps on sender unit 20
Include：Code device 203；
The code device 203 is connected with the controller 201；
The code device 203 is encoded for the sensor 10 to being connected 201 with the controller, and to the control
Device processed 201 sends coding information；
The controller 201 is additionally operable to according to the electrical signal of reaction and the coding information, generates transmitting electric signal.
When implementing, code device 203 be one manually or including of can automatically controlling it is high-order and
The code device of low level, high-order and low level can export an at least bit-encoded information.The coding information is directly output to control
Device 201, in fact, each controller 201 is connected to a sensor 10, exports to the coding information reality of controller 201
It is exactly then the coding of the sensor 10 connected by controller 201.Controller 201 generate transmitting electric signal during,
The coding information can be carried in the transmitting electric signal for generating.When it is upper receive transmitting electric signal after, can from transmitting electricity
Coding information is parsed in signal, be actually 10 transmitted information of which sensor so as to know.
In addition, sender unit also includes：Isolation circuit 204.The isolation circuit 204 is arranged at the controller
Between 201 and the sensor 10.The effect of the isolation circuit is to carry out overcurrent protection to controller 201, once in sensing
Device 10 occurs in that suddenly larger interference electric signal or sensor 10 occur in that larger electrical signal of reaction suddenly, it is to avoid this
A little excessive electric signals are impacted to controller 201.
Referring to shown in Fig. 3, Fig. 4, Fig. 5, the utility model embodiment also provides a kind of circuit diagram of concrete controller 201,
Referring to Fig. 3, controller includes：The single-chip microcomputer of model STM8S003F3P6, in the five, the 6th pins of single-chip microcomputer, the 7th,
Eight pins, the 11st, the 12nd pin connection single-chip microcomputer bypass circuit.As the single-chip microcomputer connected by the five, the 6th pins is bypassed
Circuit includes：Resistance R24, electric capacity C22 and electric capacity C21 and crystal oscillator Y1.By the single-chip microcomputer connected by the seven, the 8th pins
Road circuit includes：Electric capacity C9.The single-chip microcomputer bypass circuit connected in the 11st, the 12nd pin includes：Resistance R4,
R22, R23, R2, electric capacity C12 switch S1, photodiode D4.
Referring to Fig. 4, code device includes：High-order toggle switch U8 and low level toggle switch U9, wherein, high-order toggle switch
U8 includes two-way control source, and respectively with two pin C connect, and the 1st pin, the 4th pin, the 2nd pin and the 8th pin connect respectively
It is grounded after connecting resistance R11, R13, R14, R12, and the 1st pin connection of the 1st pin and single-chip microcomputer, the 4th pin and single-chip microcomputer
16th pin connects, the 15th pin connection of the 2nd pin and single-chip microcomputer, the 12nd pin connection of the 8th pin and single-chip microcomputer.Low level
Toggle switch U9 equally includes two-way input voltage, respectively with two pin C connections.1st pin, the 4th pin, the 2nd pin and
8th pin is grounded after connecting resistance R15, R17, R18, R16 respectively.And the 1st pin and single-chip microcomputer the connection of the 19th pin, the 4th
The of the 20th pin connection of pin and single-chip microcomputer, the 16th pin connection of the 2nd pin and single-chip microcomputer, the 8th pin and single-chip microcomputer
17 pins connect.
Referring to Fig. 5, isolation circuit 204 is generally comprised：Photoelectrical coupler U5 and the respectively signal with photoelectrical coupler U5
Input and resistance R20, R21, R3, R19 of signal output part connection.It should be noted that the isolation circuit 204 passes through respectively
Resistance R3 and resistance R19 output two-way voltages, two-way voltage are respectively 5V and 3.3V.The resistance of resistance can be with root in the circuit
Factually the needs on border are changed, meanwhile, the voltage exported by the isolation circuit 204 can also be all the way, three tunnels, four tunnels etc. more
It is many, specifically specifically can be arranged according to the actual needs.
In addition, signal transmission circuit 202 includes：2.4G transmits wirelessly unit；
The 2.4G wireless signals transmitting element is also associated with signal transmission antenna.
When implementing, 2.4G wireless transmission units can be integrated with other circuits of sender unit 20
Together, it is also possible to connected by other circuits of a changer and sender unit 20.
Shown in Figure 6, the utility model embodiment also provides a kind of specific embodiment of signal receiving and retransmitting device,
The signal receiving and retransmitting device 30 includes：
Signal receiving circuit 301, signaling conversion circuit 302 and secondary signal radiating circuit 303；
The signal receiving circuit 301 is used for receiving the transmitting electric signal；
The signaling conversion circuit 302 for by it is described transmitting electric signal format conversion be secondary signal radiating circuit energy
The form of enough identification；
The secondary signal radiating circuit 303 is sent to host computer for will launch electric signal.When implementing,
When signal receiving and retransmitting device receives transmitting electric signal, received by signal receiving circuit 301.Signal receiving circuit 301
Radio communication can be carried out with signal transmission circuit 202.And due to sender unit 20 and signal receiving and retransmitting device 30 it
Between communication mode be different from communication mode between signal receiving and retransmitting device 30 and host computer so that by signal turn
Change circuit 302 signal that secondary signal radiating circuit 303 is capable of identify that is converted into by electric signal is launched.And secondary signal transmitting electricity
Road 303 is sent to host computer for will launch electric signal.
In addition, it is shown in Figure 7, in each embodiment of the present utility model, also including decompression voltage regulator 40.It is described
Decompression voltage regulator 40 is used for exporting at least one magnitude of voltage；
The decompression voltage regulator 40 is connect with the sensor 10, the sender unit 20 and the signal respectively
Receive retransmission unit 30 to electrically connect.
When implementing, as sensor 10 and sender unit 20 are electrically connected, and sender unit 20
Wirelessly it is connected with signal receiving and retransmitting device 30, therefore decompression voltage regulator 40 is general at least two, each signal is launched
Device 20 and connected sensor 10 are connected with a decompression voltage regulator.And signal receiving and retransmitting device 30 individually connects
There is a decompression voltage regulator 40.
Shown in Figure 8, the utility model embodiment also provides a kind of physical circuit figure of lowering and stabilizing blood pressure device, including：
The switch chip U2 of model XL1509-5E1, the power module of model B0505LS, the low drop voltage of model LM1117
Adjuster U1, including other bypass circuits.The circuit is by switching JP1 high input voltages.Passing through above three chip to height
Voltage is depressured respectively, after voltage stabilizing, the external voltage of output two-way 5V and 3.3V.
It should be noted that in above-mentioned several circuits (including Fig. 3-Fig. 5, Fig. 8), it is only provided by the utility model
The example of circuit in information acquisition system, which does not make any restriction to information acquisition system provided by the utility model.
In above-mentioned several circuits, the concrete structure of circuit can be adjusted according to actual application, and the value of electric elements can also
It is adjusted according to actual needs.The 3.3V for being exported and 5V is only two examples, can also export which by adjustment circuit
His voltage.
In addition, shown in Figure 9, the information acquisition system provided by the utility model embodiment, also includes：Alarm device
50；
The alarm device 50 is used for receiving the alarm signal generated according to the transmitting electric signal by the host computer 60,
Send alarm.
When implementing, alarm device 50 directly carries out radio communication with host computer 60.Alarm device 50 is direct
Installed in the tunnel built or in underground mine, when according to transmitting electric signal, host computer 60 judges that sensor 10 has been sensed
Malicious pernicious gas or flammable explosive gas, can directly generate alarm signal and send to alarm device 50.50 basis of alarm device
The alarm signal sends alarm.
Usually, the alarm signal can be divided into it is multistage, multiple levels of alert signal can to construct human eye carry out different carrying
Show.For example, when having sensed that flammable explosive gas are revealed, the alarm for sending can point out workmen to close the electricity of all machines
Job site is simultaneously withdrawn in time in source.And when sensing toxic and harmful, the alarm for sending can point out workmen to put on
Gas defence equipment is dropped back from job site etc..
The above, specific embodiment only of the present utility model, but protection domain of the present utility model do not limit to
In this, any those familiar with the art can readily occur in change in the technical scope that the utility model is disclosed
Or replace, should all cover within protection domain of the present utility model.Therefore, protection domain of the present utility model should be described with power
The protection domain that profit is required is defined.
Claims (10)
1. a kind of information acquisition system, it is characterised in that include：Sensor, sender unit, signal receiving and retransmitting device；
Wherein described sensor is electrically connected with the sender unit；
The sender unit is wirelessly connected with the signal receiving and retransmitting device；
The sensor is for according to the corresponding electrical signal of reaction of external environment generation；
The sender unit is for being converted into transmitting electric signal by the electrical signal of reaction and is wirelessly transmitted to the signal
Receiving and retransmitting device；
The signal receiving and retransmitting device is used for launching electric signal described in wireless receiving and being wirelessly transmitted to host computer.
2. information acquisition system according to claim 1, it is characterised in that the sensor at least one；
Each described sensor is respectively connected with a sender unit；
All sender units are wirelessly connected with the same signal receiving and retransmitting device.
3. information acquisition system according to claim 1, it is characterised in that the sensor includes：Laser displacement gauge, should
Become at least one of meter, slit gauge, gas detector, hydrogen sulfide detector, CO detector, carbon dioxide survey meter；
Each sensor at least one.
4. the information acquisition system according to claim 1-3 any one, it is characterised in that the sender unit bag
Include：
Controller and signal transmission circuit；
Wherein, the controller is for being converted into transmitting electric signal by the electrical signal of reaction；
The signal transmission circuit for by it is described transmitting electric signal send to the signal receiving and retransmitting device.
5. information acquisition system according to claim 4, it is characterised in that the sender unit also includes：Coding
Device；
The code device is connected with the controller；
The code device is encoded for the sensor to being connected with the controller, and sends coding to the controller
Information；
The controller is additionally operable to according to the electrical signal of reaction and the coding information, generates transmitting electric signal.
6. information acquisition system according to claim 4, it is characterised in that the signal acquisition circuit also includes：Isolation
Circuit；
The isolation circuit is arranged between the controller and the sensor.
7. information acquisition system according to claim 4, it is characterised in that the signal transmission circuit includes：2.4G nothing
Line transmitting element；
The 2.4G wireless signals transmitting element is also associated with signal transmission antenna.
8. the information acquisition system according to claim 1-3 any one, it is characterised in that the signal receives forwarding dress
Put including：
Signal receiving circuit, signaling conversion circuit and secondary signal radiating circuit；
The signal receiving circuit is used for receiving the transmitting electric signal；
The signaling conversion circuit for by it is described transmitting electric signal format conversion be capable of identify that for secondary signal radiating circuit
Form；
The secondary signal radiating circuit is sent to host computer for will launch electric signal.
9. the information acquisition system according to claim 1-3 any one, it is characterised in that also include：Lowering and stabilizing blood pressure electricity
Road；
The decompression voltage regulator is used for exporting at least one magnitude of voltage；
The decompression voltage regulator receives forwarding dress respectively with the sensor, the sender unit and the signal
Put electrical connection.
10. the information acquisition system according to claim 1-3 any one, it is characterised in that also include：Alarm device；
The alarm device is used for receiving the alarm signal generated according to the transmitting electric signal by the host computer, sends police
Report.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620724330.XU CN206039819U (en) | 2016-07-11 | 2016-07-11 | Information acquisition system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620724330.XU CN206039819U (en) | 2016-07-11 | 2016-07-11 | Information acquisition system |
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| Publication Number | Publication Date |
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| CN206039819U true CN206039819U (en) | 2017-03-22 |
Family
ID=58311346
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| CN201620724330.XU Active CN206039819U (en) | 2016-07-11 | 2016-07-11 | Information acquisition system |
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| Country | Link |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106128065A (en) * | 2016-07-11 | 2016-11-16 | 重庆开谨科技有限公司 | Information acquisition system |
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2016
- 2016-07-11 CN CN201620724330.XU patent/CN206039819U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106128065A (en) * | 2016-07-11 | 2016-11-16 | 重庆开谨科技有限公司 | Information acquisition system |
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