CN205720152U - A kind of toxic gas based on Internet of Things test device - Google Patents
A kind of toxic gas based on Internet of Things test device Download PDFInfo
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- CN205720152U CN205720152U CN201620370402.5U CN201620370402U CN205720152U CN 205720152 U CN205720152 U CN 205720152U CN 201620370402 U CN201620370402 U CN 201620370402U CN 205720152 U CN205720152 U CN 205720152U
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- resistance
- internet
- test device
- toxic gas
- integrated circuit
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Abstract
This utility model relates to a kind of toxic gas based on Internet of Things test device, including rectangular housing, the upper surface of described rectangular housing is provided with display interface and four arrows, four arrows are respectively directed to four sides of rectangular housing, poison acquisition component it is equipped with on the side of four described rectangular housing, after the gas of surrounding is reliably detected by this toxic gas based on Internet of Things test device by poisonous gas sensor, by on display interface display four direction poison concrete vertically, the poison value simultaneously pointed out on which direction by arrow is the highest, and indicate dangerous values by display different colours, the reliability that staff records can not only be ensured, staff can also be pointed out, improve the safety of device；Moreover, Bluetooth transmission wireless signal is used by bluetooth, it is possible to realize staff and device is remotely monitored, improve the intellectuality of device.
Description
Technical field
This utility model relates to a kind of toxic gas based on Internet of Things test device.
Background technology
Along with the continuous quickening of the economic construction of China, our scientific and technological level also promotes constantly,
Various intelligent equipments are developed the most therewith, in a lot of industry or other occasions, when needs are to this
The when that place carrying out toxic gas detection, various Intelligent testing equipments the most just provide the biggest to people
Help.
On existing toxic gas test device market, it is all to place the device at one, subsequently by it
In poisonous gas sensor the gas at this is detected, field personnel carries out record, but due to
These test device testing results that simply display is relevant at present, and poison everywhere cannot be carried out preferably
Instruction, thus reduce the reliability of detection；Moreover, due to test device be all to pass through staff
Carry out on-the-spot record, there is also the probability misremembering leakage, thus reduced the practicality of device.
Utility model content
The technical problems to be solved in the utility model is: in order to overcome the deficiencies in the prior art, it is provided that Yi Zhongji
Toxic gas in Internet of Things tests device.
This utility model solves its technical problem and be the technical scheme is that a kind of based on Internet of Things poisonous
Gas test device, including rectangular housing, the upper surface of described rectangular housing is provided with display interface and four fingers
Showing arrow, four arrows are respectively directed to four sides of rectangular housing, the side of four described rectangular housing
Being equipped with poison acquisition component on face, the quantity of described poison acquisition component is consistent with the quantity of side and one by one
Corresponding；
Described display interface includes three row's digital display tubes；
Being provided with central control unit in described rectangular housing, described central control unit is PLC, described Rectangular shell
Internal it is additionally provided with display control module, alarm control module, poisonous gas sensor, signal amplification module, bluetooth
And accumulator, described display control module, alarm control module, signal amplification module, bluetooth and accumulator
All electrically connecting with PLC, described display interface electrically connects with display control module, four arrows all with report
Alert control module electrical connection, described poisonous gas sensor electrically connects with signal amplification module.
As preferably, in order to prevent gathering gas when, inside large-scale granule suction apparatus, institute
State poison acquisition component and include housing, the drainage screen being arranged on housing and the fan being arranged in housing.
As preferably, described fan is four-bladed fan, and described fan electrically connects with PLC.
As preferably, the first integrated circuit has the advantages that operating voltage range is wide such that it is able to ensure display
The reliability of control circuit work, described display control module includes showing control circuit, and described display controls
Circuit includes the first integrated circuit, the first resistance, the second resistance, the 3rd resistance, the 4th resistance, the first electricity
Holding and the second electric capacity, the model of described first integrated circuit is HT1621, the vibration of described first integrated circuit
Input passes through the first resistance external 5V DC voltage power supply, and the sheet of described first integrated circuit selects end to pass through the
Two resistance external 5V DC voltage power supply, the write end of described first integrated circuit passes through the 3rd external 5V of resistance
DC voltage power supply, the data terminal of described first integrated circuit passes through the 4th resistance external 5V DC voltage power supply,
The data terminal of described first integrated circuit passes through the second capacity earth, and the power end of described first integrated circuit leads to
Cross the first capacity earth, the power end external 5V DC voltage power supply of described first integrated circuit, described first
The earth terminal ground connection of integrated circuit.
As preferably, in order to preferably indicate the result of detection, described arrow includes dual color light emitting two pole
Pipe.
As preferably, the temperature drift coefficient of operational amplifier is low such that it is able to prevent signal amplification circuit due to temperature
Degree impact and reduce its accuracy of detection, described signal amplification module includes signal amplification circuit, described letter
Number amplifying circuit includes operational amplifier, the 5th resistance, the 6th resistance, the 7th resistance and the 3rd electric capacity, institute
The model stating operational amplifier is LMV324, the positive input end grounding of described operational amplifier, described computing
The inverting input of amplifier and the 5th resistance connect, and the inverting input of described operational amplifier passes through the 6th
Resistance is connected with the outfan of operational amplifier, and the outfan of described operational amplifier is by the 7th resistance and the
The series circuit ground connection of three electric capacity compositions.
As preferably, in order to improve the fire retardancy of device, the flame retardant rating of described rectangular housing is V-0.
As preferably, the battery capacity of trifluoro lithium battery is big such that it is able to better ensure that the sustainable of device
Ability to work, described accumulator is trifluoro lithium battery.
The beneficial effects of the utility model are, should be passed by poison by toxic gas based on Internet of Things test device
After the gas of surrounding is reliably detected by sensor, by poison concrete on display interface display four direction
Vertically, the poison value simultaneously pointed out on which direction by arrow is the highest, and by the different face of display
Color indicates dangerous values, can not only ensure the reliability that staff records, additionally it is possible to prompting staff,
Improve the safety of device；Moreover, Bluetooth transmission wireless signal is used by bluetooth, it is possible to realize
Device is remotely monitored by staff, improves the intellectuality of device.
Accompanying drawing explanation
With embodiment, this utility model is further illustrated below in conjunction with the accompanying drawings.
Fig. 1 is the structural representation of toxic gas based on Internet of Things of the present utility model test device；
Fig. 2 is the structural representation of toxic gas based on Internet of Things of the present utility model test device；
Fig. 3 is the systematic schematic diagram of toxic gas based on Internet of Things of the present utility model test device；
Fig. 4 is the electricity of the display control circuit of toxic gas based on Internet of Things of the present utility model test device
Road schematic diagram；
Fig. 5 is the electricity of the signal amplification circuit of toxic gas based on Internet of Things of the present utility model test device
Road schematic diagram；
In figure: 1. rectangular housing, 2. display interface, 3. housing, 4. arrow, 5. drainage screen, 6. fan,
7.PLC, 8. display control module, 9. alarm control module, 10. poisonous gas sensor, 11. signal amplification modules,
12. bluetooths, 13. accumulator, U1. the first integrated circuit, U2. operational amplifier, R1. the first resistance, R2.
Two resistance, R3. the 3rd resistance, R4. the 4th resistance, R5. the 5th resistance, R6. the 6th resistance, R7. the 7th electricity
Resistance, C1. the first electric capacity, C2. the second electric capacity, C3. the 3rd electric capacity.
Detailed description of the invention
Presently in connection with accompanying drawing, this utility model is described in further detail.These accompanying drawings are showing of simplification
Being intended to, basic structure of the present utility model is described the most in a schematic way, therefore it only shows and this utility model
Relevant composition.
As Figure 1-Figure 5, a kind of toxic gas based on Internet of Things test device, including rectangular housing 1,
The upper surface of described rectangular housing 1 is provided with display interface 2 and four arrows 4, four arrows 4 points
Not Zhi Xiang four sides of rectangular housing 1, the side of four described rectangular housing 1 is equipped with poison collection
Assembly, the quantity of described poison acquisition component is consistent with the quantity of side and one_to_one corresponding；
Described display interface 2 includes three row's digital display tubes；
Being provided with central control unit in described rectangular housing 1, described central control unit is PLC7, described square
Display control module 8, alarm control module 9, poisonous gas sensor 10, signal amplification it is additionally provided with in shape housing 1
Module 11, bluetooth 12 and accumulator 13, described display control module 8, alarm control module 9, signal are put
Big module 11, bluetooth 12 and accumulator 13 all electrically connect with PLC7, and described display interface 2 controls with display
Module 8 electrically connects, and four arrows 4 all electrically connect with alarm control module 9, described poisonous gas sensor
10 electrically connect with signal amplification module 11.
As preferably, in order to prevent gathering gas when, inside large-scale granule suction apparatus, institute
State poison acquisition component include housing 3, the drainage screen 5 that is arranged on housing 3 and the wind being arranged in housing 3
Fan 6.
As preferably, described fan 6 is four-bladed fan, and described fan 6 electrically connects with PLC7.
As preferably, the first integrated circuit U1 has the advantages that operating voltage range is wide such that it is able to ensure aobvious
Show that the reliability that control circuit works, described display control module 8 include showing control circuit, described display
Control circuit include the first integrated circuit U1, the first resistance R1, the second resistance R2, the 3rd resistance R3,
Four resistance R4, the first electric capacity C1 and the second electric capacity C2, the model of described first integrated circuit U1 is HT1621,
The oscillation inputs of described first integrated circuit U1 passes through the first resistance R1 external 5V DC voltage power supply, institute
Stating the sheet of the first integrated circuit U1 selects end to pass through the second resistance R2 external 5V DC voltage power supply, and described first
The write end of integrated circuit U1 passes through the 3rd resistance R3 external 5V DC voltage power supply, described first integrated electricity
The data terminal of road U1 passes through the 4th resistance R4 external 5V DC voltage power supply, described first integrated circuit U1
Data terminal by the second electric capacity C2 ground connection, the power end of described first integrated circuit U1 passes through the first electric capacity
C1 ground connection, the power end external 5V DC voltage power supply of described first integrated circuit U1, described first integrated
The earth terminal ground connection of circuit U 1.
As preferably, in order to preferably indicate the result of detection, described arrow 4 includes dual color light emitting two
Pole is managed.
As preferably, the temperature drift coefficient of operational amplifier U2 is low such that it is able to prevent signal amplification circuit due to
The impact of temperature and reduce its accuracy of detection, described signal amplification module 11 includes signal amplification circuit, institute
State signal amplification circuit and include operational amplifier U2, the 5th resistance R5, the 6th resistance R6, the 7th resistance R7
With the 3rd electric capacity C3, the model of described operational amplifier U2 is LMV324, and described operational amplifier U2 is just
Phase input end grounding, the inverting input of described operational amplifier U2 and the 5th resistance R5 connect, described fortune
The inverting input calculating amplifier U2 is connected by the outfan of the 6th resistance R6 and operational amplifier U2, institute
State the outfan series circuit ground connection by the 7th resistance R7 and the 3rd electric capacity C3 composition of operational amplifier U2.
As preferably, in order to improve the fire retardancy of device, the flame retardant rating of described rectangular housing 1 is V-0.
As preferably, the battery capacity of trifluoro lithium battery is big such that it is able to better ensure that the sustainable of device
Ability to work, described accumulator 13 is trifluoro lithium battery.
Should toxic gas based on Internet of Things test device in, device is placed into detection local time, pass through
The gas of surrounding is acquired by the fan 6 in poison acquisition component, the most again by poisonous gas sensor 10 to gas
Body detects, then by three row's digital display tubes of display interface 2, first row digital display tube shows four
The poison meansigma methods in individual direction, second row digital display tube shows the vertical of the poison in the direction that poison value is the highest,
The degree of danger of the poison that the 3rd row's digital display tube display poison value is the highest, is pointed out by arrow 4 simultaneously
Poison value on which direction is the highest, and by display different colours indicate dangerous values, by numeral and
The dual identification of instruction, ensure that the help that staff's record provides maximum, improves device
Reliability, returns it simultaneously and provides warning, improve the safety of device.
Should test in device by toxic gas based on Internet of Things, PLC7 be used for modules carries out intelligent control
System, thus improve the intellectuality of device；It is relevant that display control module 8 is used for controlling display interface 2 display
Information, improves the reliability that device shows；Alarm control module 9 is used for carrying out alarm, it is ensured that work
Make the safety of personnel；Poisonous gas sensor 10 is used for detecting the gas of surrounding；Signal amplification module 11
For the detection signal of poisonous gas sensor 10 is amplified, improve the reliability of detection；Bluetooth 12 is used
In by Bluetooth transmission wireless signal, it is possible to realize staff and device is remotely monitored；Accumulator 13
For providing power supply to device, improve the sustainable ability to work of device, further increase its reliability.
Compared with prior art, toxic gas based on Internet of Things test device it is somebody's turn to do right by poisonous gas sensor 10
After gas around reliably detects, by display interface 2 show poison on four direction concrete vertically,
Point out that the poison value on which direction is the highest by arrow 4 simultaneously, and by display different colours
Indicate dangerous values, the reliability that staff records can not only be ensured, additionally it is possible to prompting staff, carry
The high safety of device；Moreover, Bluetooth transmission wireless signal is used by bluetooth 12, it is possible to realize
Device is remotely monitored by staff, improves the intellectuality of device.
With above-mentioned according to desirable embodiment of the present utility model for enlightenment, by above-mentioned description, relevant
Staff can carry out various change completely in the range of without departing from this utility model technological thought
And amendment.The content that the technical scope of this utility model is not limited in description, it is necessary to root
Its technical scope is determined according to right.
Claims (8)
1. toxic gas based on an Internet of Things test device, it is characterised in that include rectangular housing (1),
The upper surface of described rectangular housing (1) is provided with display interface (2) and four arrows (4), four fingers
Show that arrow (4) is respectively directed to four sides of rectangular housing (1), the side of four described rectangular housing (1)
Being equipped with poison acquisition component on face, the quantity of described poison acquisition component is consistent with the quantity of side and one by one
Corresponding；
Described display interface (2) includes three row's digital display tubes；
Being provided with central control unit in described rectangular housing (1), described central control unit is PLC (7),
Display control module (8), alarm control module (9), poison sensing it is additionally provided with in described rectangular housing (1)
Device (10), signal amplification module (11), bluetooth (12) and accumulator (13), described display control module
(8), alarm control module (9), signal amplification module (11), bluetooth (12) and accumulator (13) are equal
Electrically connecting with PLC (7), described display interface (2) electrically connects with display control module (8), four fingers
Showing that arrow (4) all electrically connects with alarm control module (9), described poisonous gas sensor (10) is put with signal
Big module (11) electrical connection.
2. toxic gas based on Internet of Things test device as claimed in claim 1, it is characterised in that institute
State poison acquisition component include housing (3), the drainage screen (5) that is arranged on housing (3) and outside being arranged on
Fan (6) in frame (3).
3. toxic gas based on Internet of Things test device as claimed in claim 2, it is characterised in that institute
Stating fan (6) is four-bladed fan, and described fan (6) electrically connects with PLC (7).
4. toxic gas based on Internet of Things test device as claimed in claim 1, it is characterised in that institute
Stating display control module (8) to include showing control circuit, described display control circuit includes the first integrated circuit
(U1), the first resistance (R1), the second resistance (R2), the 3rd resistance (R3), the 4th resistance (R4),
One electric capacity (C1) and the second electric capacity (C2), the model of described first integrated circuit (U1) is HT1621, institute
The oscillation inputs stating the first integrated circuit (U1) passes through the first resistance (R1) external 5V DC voltage power supply,
The sheet of described first integrated circuit (U1) selects end to pass through the second resistance (R2) external 5V DC voltage power supply,
The write end of described first integrated circuit (U1) passes through the 3rd resistance (R3) external 5V DC voltage power supply,
The data terminal of described first integrated circuit (U1) passes through the 4th resistance (R4) external 5V DC voltage power supply,
The data terminal of described first integrated circuit (U1) passes through the second electric capacity (C2) ground connection, described first integrated electricity
The power end on road (U1) passes through the first electric capacity (C1) ground connection, the power supply of described first integrated circuit (U1)
Hold external 5V DC voltage power supply, the earth terminal ground connection of described first integrated circuit (U1).
5. toxic gas based on Internet of Things test device as claimed in claim 1, it is characterised in that institute
State arrow (4) and include dichromatic LED.
6. toxic gas based on Internet of Things test device as claimed in claim 1, it is characterised in that institute
State signal amplification module (11) and include that signal amplification circuit, described signal amplification circuit include operational amplifier
(U2), the 5th resistance (R5), the 6th resistance (R6), the 7th resistance (R7) and the 3rd electric capacity (C3),
The model of described operational amplifier (U2) is LMV324, the normal phase input end of described operational amplifier (U2)
Ground connection, the inverting input of described operational amplifier (U2) and the 5th resistance (R5) connect, described computing
The inverting input of amplifier (U2) is by the outfan of the 6th resistance (R6) with operational amplifier (U2)
Connecting, the outfan of described operational amplifier (U2) passes through the 7th resistance (R7) and the 3rd electric capacity (C3)
The series circuit ground connection of composition.
7. toxic gas based on Internet of Things test device as claimed in claim 1, it is characterised in that institute
The flame retardant rating stating rectangular housing (1) is V-0.
8. toxic gas based on Internet of Things test device as claimed in claim 1, it is characterised in that institute
Stating accumulator (13) is trifluoro lithium battery.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620370402.5U CN205720152U (en) | 2016-04-27 | 2016-04-27 | A kind of toxic gas based on Internet of Things test device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620370402.5U CN205720152U (en) | 2016-04-27 | 2016-04-27 | A kind of toxic gas based on Internet of Things test device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205720152U true CN205720152U (en) | 2016-11-23 |
Family
ID=57292554
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620370402.5U Expired - Fee Related CN205720152U (en) | 2016-04-27 | 2016-04-27 | A kind of toxic gas based on Internet of Things test device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205720152U (en) |
-
2016
- 2016-04-27 CN CN201620370402.5U patent/CN205720152U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 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: 20161123 Termination date: 20170427 |