CN209992008U - Dustproof anti-condensation sensor - Google Patents
Dustproof anti-condensation sensor Download PDFInfo
- Publication number
- CN209992008U CN209992008U CN201920276467.7U CN201920276467U CN209992008U CN 209992008 U CN209992008 U CN 209992008U CN 201920276467 U CN201920276467 U CN 201920276467U CN 209992008 U CN209992008 U CN 209992008U
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- China
- Prior art keywords
- dustproof
- casing
- circuit board
- filter screen
- fan
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 238000009833 condensation Methods 0.000 title claims abstract description 15
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 claims abstract description 32
- 238000010438 heat treatment Methods 0.000 claims abstract description 17
- 229910002092 carbon dioxide Inorganic materials 0.000 claims abstract description 16
- 239000001569 carbon dioxide Substances 0.000 claims abstract description 16
- 239000000523 sample Substances 0.000 claims abstract description 11
- 238000012360 testing method Methods 0.000 claims abstract description 7
- 238000003825 pressing Methods 0.000 claims description 14
- 238000009434 installation Methods 0.000 claims description 8
- 239000007787 solid Substances 0.000 claims description 7
- 208000025274 Lightning injury Diseases 0.000 claims description 6
- 238000001514 detection method Methods 0.000 claims description 6
- 230000006978 adaptation Effects 0.000 claims description 5
- 238000004891 communication Methods 0.000 claims description 5
- 230000002146 bilateral effect Effects 0.000 claims description 4
- 239000000919 ceramic Substances 0.000 claims description 3
- 230000007306 turnover Effects 0.000 claims description 2
- 239000000428 dust Substances 0.000 abstract description 21
- 230000000694 effects Effects 0.000 abstract description 15
- 238000005259 measurement Methods 0.000 abstract description 4
- 238000007791 dehumidification Methods 0.000 abstract description 2
- 239000008187 granular material Substances 0.000 abstract 1
- 239000003570 air Substances 0.000 description 10
- 230000003203 everyday effect Effects 0.000 description 6
- 244000144972 livestock Species 0.000 description 5
- 238000013461 design Methods 0.000 description 3
- 238000007664 blowing Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- APTZNLHMIGJTEW-UHFFFAOYSA-N pyraflufen-ethyl Chemical compound C1=C(Cl)C(OCC(=O)OCC)=CC(C=2C(=C(OC(F)F)N(C)N=2)Cl)=C1F APTZNLHMIGJTEW-UHFFFAOYSA-N 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 239000012080 ambient air Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 238000013480 data collection Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000009510 drug design Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000000284 extract Substances 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 244000144977 poultry Species 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
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- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
The utility model discloses a dustproof anti-condensation sensor, sensor equipment technical field, circuit board in casing and casing is connected with test probe and microcontroller on the circuit board, and the air inlet outlet department of casing is equipped with dustproof filter screen, is connected with the heating plate on the circuit board. The utility model provides a heating plate plays the effect of heating dehumidification, prevents that the dewfall from influencing the reliability of carbon dioxide sensor, has solved current sensor in the use, because of inside dewfall, influences the measurement accuracy problem, and the reliability is high, and the setting of dustproof filter screen can prevent external granule, dust entering casing in, plays dustproof effect.
Description
Technical Field
The utility model belongs to the technical field of sensor equipment, concretely relates to dustproof anti-condensation sensor.
Background
Carbon dioxide detection is very important in the application of the livestock industry, and because the carbon dioxide sensor of the livestock industry has a severe using environment, high humidity and much dust, the carbon dioxide sensor of the livestock industry requires high reliability in view of the special environment of the livestock industry, but the existing sensor can be unreliable due to dewing generated by the change of the environmental humidity, so that the common carbon dioxide sensor with a single function can not meet the requirements of the livestock industry.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a dustproof antisweat sensor that data collection reliability is high.
Based on above purpose, the utility model discloses take following technical scheme: the utility model provides a dustproof antisweat sensor, includes casing and the circuit board in the casing, be connected with test probe and microcontroller on the circuit board, the air inlet outlet department of casing is equipped with dustproof filter screen, be connected with the heating plate on the circuit board.
Preferably, an axial flow fan blowing air from the inside to the outside is further arranged in the shell, and the axial flow fan is installed in the shell through a fan installation seat.
Preferably, be equipped with vibrating motor between axial fan and the dustproof filter screen, vibrating motor passes through the motor mount pad and installs in the casing, and vibrating motor's vibrations head is connected with dustproof filter screen to drive the filter screen vibrations.
Preferably, the casing is the hollow cylinder structure, and casing one end is equipped with the first opening that power supply line and communication cable pass through, and the casing other end is equipped with the second opening that supplies the air business turn over, dustproof filter screen sets up at the second opening part.
Preferably, a first boss for mounting the pressing sheet is arranged at the second opening, a plurality of limiting columns are uniformly distributed on the inner wall of the shell in the circumferential direction, the end face of one end, close to the second opening, of each limiting column and the first boss are located on the same horizontal plane, a first mounting hole is formed in one end, close to the second opening, of each limiting column, a second mounting hole matched with the first mounting hole is formed in the pressing sheet, and the pressing sheet is connected with the limiting columns through bolts; the inner wall of the shell is circumferentially and uniformly provided with a plurality of supporting columns for supporting the circuit board, and the height of each supporting column is lower than that of each limiting column.
Preferably, the number of the limiting columns is two, and the two limiting columns are symmetrically arranged; the support columns are four, and the four support columns are symmetrically arranged between the two limiting columns.
Preferably, the fan mount pad includes the first installation room that is used for the solid axial fan of card, and fan mount pad outer wall bilateral symmetry is equipped with a pair of first spout with spacing post adaptation, still is equipped with downwardly extending's the clamp plate that is used for pressing the solid circuit board on the fan mount pad.
Preferably, the motor mounting base includes the second installation room that is used for the card to fix vibrating motor, and motor mounting base outer wall bilateral symmetry is equipped with a pair of second spout with spacing post adaptation, and the motor mounting base is close to second open-ended one end and is equipped with the second boss, dustproof filter screen is taken and is established on the second boss.
Preferably, the circuit on the circuit board comprises an anti-reverse connection protection circuit and a lightning stroke protection circuit, the anti-reverse connection protection circuit comprises an anti-reverse connection chip, and the lightning stroke protection circuit comprises a lightning stroke protection chip.
Preferably, the detection probe is a carbon dioxide detection probe, and the heating sheet is a ceramic heating sheet.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model provides a heating plate plays the effect of heating dehumidification, prevents that the dewfall from influencing the reliability of carbon dioxide sensor, has solved current sensor in the use, because of inside dewfall, influences the measurement accuracy problem, and the reliability is high. Due to the arrangement of the dustproof filter screen, external particles and dust can be prevented from entering the shell, and a dustproof effect is expected.
2. The utility model provides an axial fan's setting is regularly opened a few minutes every day (by microcontroller internal program control), blows to the outside from the casing is inside, accelerates the circulation of air on the one hand, and on the other hand blows the dust that adheres to on the dustproof filter screen, plays the effect that the fan removed dust, and dust removal effect is good.
3. The utility model discloses place a vibrating motor in the place of pressing close to the filter screen on dustproof filter screen, regularly shake several minutes every day (by the inside program control of microcontroller), shake the dust that adheres to on the dustproof filter screen, play the effect that every day vibrations were removed dust, further improve dust removal effect, avoid the dust to get into in the casing, influence measurement accuracy.
4. The utility model provides a preforming passes through the bolt and is connected with the casing, this kind of connected mode, simple structure, the fast assembly and disassembly of being convenient for, assembly and disassembly easy operation. The utility model provides a support column plays the effect of supporting the restriction circuit board, the utility model provides a spacing post can play better direction, limiting displacement to circuit board, fan mount pad, motor mount pad, is convenient for correctly install circuit board, fan mount pad, motor mount pad in the casing fast.
5. The utility model provides a fan mount pad simple structure is practical, can be used to lay axial fan on the one hand, and on the other hand, the clamp plate on it can also play the effect of pressing solid circuit board, adopts axial fan, and the air current is from inside to outside discharge effectually, and then can be better blow the dust on the dustproof filter screen that falls.
6. The utility model provides a motor mount pad plays the effect of installation vibrating motor on the one hand, and the other party still plays the effect of laying the dustproof filter screen of support. The utility model discloses in fix circuit board, fan mount pad, motor mount pad, dustproof filter screen in the casing through the preforming, simple and practical has low in manufacturing cost, advantage that safe and reliable performance is high.
Drawings
Fig. 1 is a schematic structural view of the present invention;
fig. 2is a schematic structural view of the housing of the present invention;
fig. 3 is a top view of the housing of the present invention;
fig. 4 is a schematic structural view of a fan mounting base in the present invention;
fig. 5 is another schematic view of the structure of the middle blower fan mounting base of the present invention;
fig. 6 is a schematic structural diagram of the motor mounting base of the present invention.
In the figure: the fan mounting structure comprises a shell 100, a first opening 101, a limiting column 102, a first mounting hole 1021, a support column 103, a first boss 104, a circuit board 200, a dustproof filter screen 300, a pressing sheet 400, a fan mounting seat 500, a first mounting chamber 501, a first sliding groove 502, a pressing plate 503, a motor mounting seat 600, a second mounting chamber 601, a second sliding groove 602 and a second boss 603.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings, and it is apparent that the described embodiments are the best embodiments of the present invention.
As shown in fig. 1 to 6, a dustproof and anti-condensation sensor comprises a housing 100 and a circuit board 200 in the housing 100, wherein the circuit board 200 is connected with a detection probe and a microcontroller MCU, the housing 100 is provided with a first opening 101 through which a power supply line and a communication cable pass and a second opening through which air enters and exits, and the second opening is provided with a dustproof filter screen 300. The test probe in this embodiment is carbon dioxide test probe, the utility model provides a carbon dioxide detector adopts MH-Z19 carbon dioxide detector. The circuit board 200 is connected with a heating plate, and the heating plate is a ceramic heating plate. After the switch on, the utility model provides a dustproof antisweat sensor during operation, the heating plate generates heat, ensures all the time that casing 100 inside temperature is about 5 ℃ higher than the outside temperature (because circulation of air in the casing, partial hot-air can distribute away from the second opening part, through rational design, can guarantee that the inside and outside difference in temperature of casing is about 5 ℃), inside temperature is higher than the outside temperature, and inside just can not the dewfall. The problem of current sensor in the use, because of inside dewfall, influence measurement accuracy is solved, the utility model discloses the reliability is high. The heating sheet plays a role in heating and dehumidifying, and the reliability of the carbon dioxide sensor is prevented from being influenced by dew condensation.
The casing 100 is a hollow cylinder structure, and has a structural design with a first opening 101 and a second opening at two ends, so that a primary dustproof effect can be achieved. The second opening part of casing 100 is equipped with first boss 104 that is used for installing preforming 400, casing 100 inner wall circumference equipartition has a plurality of spacing posts 102, the terminal surface that spacing post 102 is close to second open-ended one end is at same horizontal plane with first boss 104, the one end that is close to the second open-ended on the spacing post 102 is equipped with first mounting hole 1021, be equipped with the second mounting hole with first mounting hole 1021 adaptation on preforming 400, first mounting hole 1021 and second mounting hole are the mounting hole that has the internal screw thread, preforming 400 passes through bolted connection with spacing post 102. A plurality of support columns 103 for supporting the circuit board 200 are uniformly distributed on the inner wall of the casing 100 in the circumferential direction, and the height of each support column 103 is lower than that of each limit column.
The utility model has two limit posts 102, and the two limit posts 102 are symmetrically arranged; the number of the support columns 103 is four, and the four support columns 103 are uniformly distributed along the circumferential direction of the inner wall of the shell 100. The four support posts 103 in this embodiment are symmetrically disposed between the two position-limiting posts 102 in pairs, so as to better support the circuit board 200.
The utility model provides an still be equipped with the axial fan of blowing to the outside from inside in the casing 100, axial fan passes through fan mount pad 500 and installs in casing 100, fan mount pad 500 center department is equipped with the first installation room 501 that is used for the solid axial fan of card, fan mount pad 500 outer wall bilateral symmetry is equipped with a pair ofly and the first spout 502 of spacing post 102 adaptation, still be equipped with downwardly extending's the clamp plate 503 that is used for pressing solid circuit board 200 on the fan mount pad 500, clamp plate 503 and fan mount pad 500 are the integrated into one piece structure. The utility model provides a clamp plate 503 is the arc structure. The fan mounting base 500 is provided with a wire passage, before use, the axial flow fan is connected with the circuit board 200 through a wire, and then the axial flow fan is correctly mounted in the first mounting chamber 501. When the dust removal device is used, the axial flow fan is started for several minutes at regular time every day according to the setting of a user, air is blown from the inside to the outside, dust attached to the dust removal filter screen 300 is blown off, and the dust removal effect of the fan is achieved. The utility model provides an adopt the axial fan model to be 3010B, the air current is from inside to outside discharge effectually, and then can be better blow down the dust on the dustproof filter screen 300.
Be equipped with vibrating motor between axial fan and the dustproof filter screen 300, the utility model provides a vibrating motor model is 0512DC, and vibrating motor passes through motor mount pad 600 to be installed in casing 100, and vibrating motor's vibrations head is connected with dustproof filter screen 300, is convenient for drive dustproof filter screen 300 and takes place vibrations along with the vibrations head together, the utility model discloses well vibrating motor's vibrations head is in the same place through the adhesive bond with dustproof filter screen 300. The motor mounting base 600 comprises a second mounting chamber 601 for clamping and fixing the vibration motor, a pair of second sliding grooves 602 matched with the limiting columns 102 are symmetrically formed in two sides of the outer wall of the motor mounting base 600, a second boss 603 is formed in one end, close to the second opening, of the motor mounting base 600, and the dustproof filter screen 300 is arranged on the second boss 603. Before use, the vibration motor is connected to the circuit board 200 by a wire, and then the vibration motor is properly mounted to the second mounting chamber 601. When the dust removal device is used, the vibration motor vibrates for several minutes at regular time every day according to the setting of a user, so that dust attached to the dust removal filter screen 300 is vibrated, and the effect of vibration dust removal every day is achieved.
A pair of third sliding grooves matched with the limiting columns 102 is symmetrically formed in the outer wall of the circuit board 200, when the circuit board 200 is installed, after the vibration motor and the axial flow fan are correctly connected with the circuit board 200, the printed circuit board 200 is correctly placed in the shell 100 until the bottom of the circuit board 200 is contacted with the supporting columns 103 and is supported by the supporting columns 103, and then the fan installation seat 500 provided with the axial flow fan is correctly placed in the shell 100 until the pressing plate 503 is tightly attached to the upper surface of the circuit board 200; then correctly place the motor mount 600 of installing vibrating motor in casing 100, place dustproof filter screen 300 on second boss 603, place preforming 400 on first boss 104, fix preforming 400 and spacing post 102 through the bolt, accomplish the installation (this moment has the certain distance between preforming and the dustproof filter screen, and during vibrating motor vibrations, under vibrating motor's drive, dustproof filter screen takes place to vibrate between second boss and preforming, the dust of detaching on the dustproof filter screen).
During the use, the switch on, carbon dioxide test probe detects the content of carbon dioxide in the ambient air of place to send detected signal for microcontroller MCU, microcontroller MCU sends to main control unit through RS485 communication module to the signal analysis processing of receiving and with signal data, RS485 signal transmission distance can reach about 1000 meters, solve the unstable problem of remote transmission signal, realize remote monitoring, can satisfy the demand of poultry house like this.
The utility model provides a microcontroller adopts STM32F103F4P6 controller, microcontroller and external master controller communication connection, and master controller sends corresponding command signal, control vibrating motor and axial fan operating condition to microcontroller regularly through the procedure. The user can know the carbon dioxide parameter in the environment through the main controller.
The utility model provides a there is the thunderbolt protection circuit unit in the circuit design on the circuit board 200, guarantees that the sensor can not damage under thunderstorm weather, and the safety and stability performance is high, the utility model provides a thunderbolt protection circuit includes lightning protection chip (EL 5172 ISZ). In addition, a reverse connection prevention protection circuit unit is arranged in the circuit design on the circuit board 200, and the sensor cannot be damaged under the condition that the anode and the cathode of the power supply are reversely connected. The utility model provides an anti-reverse connection protection circuit includes anti-reverse connection chip (IN 4007).
In addition, because carbon dioxide can be because external disturbance in the testing process, the jump appears in the data, the gaussian noise appears, the utility model discloses a gaussian filtering eliminates the gaussian noise (by program control), extracts useful data.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. The utility model provides a dustproof antisweat sensor, includes casing and the circuit board in the casing, be connected with test probe and microcontroller on the circuit board, its characterized in that: the air inlet and outlet of the shell is provided with a dustproof filter screen, and the circuit board is connected with a heating sheet.
2. The dustproof and anti-condensation sensor according to claim 1, wherein: the casing is also internally provided with an axial flow fan which blows air from the inside to the outside, and the axial flow fan is arranged in the casing through a fan mounting seat.
3. The dustproof and anti-condensation sensor according to claim 2, wherein: be equipped with vibrating motor between axial fan and the dustproof filter screen, vibrating motor passes through the motor mount pad and installs in the casing, and vibrating motor's vibrations head is connected with dustproof filter screen to drive the filter screen vibrations.
4. The dustproof and anti-condensation sensor according to claim 3, wherein: the casing is the cavity cylinder structure, and casing one end is equipped with the first opening that power supply line and communication cable pass through, and the casing other end is equipped with the second opening that supplies the air business turn over, dustproof filter screen sets up at the second opening part.
5. The dustproof and anti-condensation sensor according to claim 4, wherein: a first boss for mounting a pressing sheet is arranged at the second opening, a plurality of limiting columns are uniformly distributed on the inner wall of the shell in the circumferential direction, the end face of one end, close to the second opening, of each limiting column and the first boss are located on the same horizontal plane, a first mounting hole is formed in one end, close to the second opening, of each limiting column, a second mounting hole matched with the first mounting hole is formed in the pressing sheet, and the pressing sheet is connected with the limiting columns through bolts; the inner wall of the shell is circumferentially and uniformly provided with a plurality of supporting columns for supporting the circuit board, and the height of each supporting column is lower than that of each limiting column.
6. The dustproof and anti-condensation sensor according to claim 5, wherein: the number of the limiting columns is two, and the two limiting columns are symmetrically arranged; the support columns are four, and the four support columns are symmetrically arranged between the two limiting columns.
7. The dustproof and anti-condensation sensor according to claim 6, wherein: the fan mount pad is including the first installation room that is used for the solid axial fan of card, and fan mount pad outer wall bilateral symmetry is equipped with a pair of first spout with spacing post adaptation, still is equipped with downwardly extending's the clamp plate that is used for pressing solid circuit board on the fan mount pad.
8. The dustproof and anti-condensation sensor according to claim 7, wherein: the motor mounting base comprises a second mounting chamber used for clamping and fixing the vibration motor, a pair of second sliding grooves matched with the limiting columns are symmetrically formed in the two sides of the outer wall of the motor mounting base, a second boss is arranged at one end, close to the second opening, of the motor mounting base, and the dustproof filter screen is arranged on the second boss in an overlapping mode.
9. The dustproof and anti-condensation sensor according to any one of claims 1 to 8, wherein: the circuit on the circuit board comprises an anti-reverse-connection protection circuit and a lightning stroke protection circuit, the anti-reverse-connection protection circuit comprises an anti-reverse-connection chip, and the lightning stroke protection circuit comprises a lightning stroke protection chip.
10. The dustproof and anti-condensation sensor according to claim 9, wherein: the detection probe is a carbon dioxide detection probe, and the heating plate is a ceramic heating plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920276467.7U CN209992008U (en) | 2019-03-05 | 2019-03-05 | Dustproof anti-condensation sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920276467.7U CN209992008U (en) | 2019-03-05 | 2019-03-05 | Dustproof anti-condensation sensor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209992008U true CN209992008U (en) | 2020-01-24 |
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ID=69289373
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920276467.7U Active CN209992008U (en) | 2019-03-05 | 2019-03-05 | Dustproof anti-condensation sensor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209992008U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109752036A (en) * | 2019-03-05 | 2019-05-14 | 河南艾牧智能设备有限公司 | A kind of dust-proof anti-condensation sensor |
-
2019
- 2019-03-05 CN CN201920276467.7U patent/CN209992008U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109752036A (en) * | 2019-03-05 | 2019-05-14 | 河南艾牧智能设备有限公司 | A kind of dust-proof anti-condensation sensor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP02 | Change in the address of a patent holder |
Address after: 450000, East Room, Building 51, No. 221 Lianhua Street, High tech Development Zone, Zhengzhou City, Henan Province Patentee after: HENAN AIMU INTELLIGENT EQUIPMENT Co.,Ltd. Address before: 450000 No. 1-7, No. 13, 13 Cui Zhu street, high tech Industrial Development Zone, Zhengzhou, Henan, China. Patentee before: HENAN AIMU INTELLIGENT EQUIPMENT Co.,Ltd. |
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| CP02 | Change in the address of a patent holder |