CN109030726B - Mounting structure of nitrogen dioxide sensor - Google Patents
Mounting structure of nitrogen dioxide sensor Download PDFInfo
- Publication number
- CN109030726B CN109030726B CN201810639877.3A CN201810639877A CN109030726B CN 109030726 B CN109030726 B CN 109030726B CN 201810639877 A CN201810639877 A CN 201810639877A CN 109030726 B CN109030726 B CN 109030726B
- Authority
- CN
- China
- Prior art keywords
- nitrogen dioxide
- dioxide sensor
- circuit board
- mounting structure
- fixedly connected
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- MGWGWNFMUOTEHG-UHFFFAOYSA-N 4-(3,5-dimethylphenyl)-1,3-thiazol-2-amine Chemical compound CC1=CC(C)=CC(C=2N=C(N)SC=2)=C1 MGWGWNFMUOTEHG-UHFFFAOYSA-N 0.000 title claims abstract description 50
- JCXJVPUVTGWSNB-UHFFFAOYSA-N nitrogen dioxide Inorganic materials O=[N]=O JCXJVPUVTGWSNB-UHFFFAOYSA-N 0.000 title claims abstract description 50
- 230000007246 mechanism Effects 0.000 claims abstract description 6
- 238000003780 insertion Methods 0.000 claims description 15
- 230000037431 insertion Effects 0.000 claims description 15
- 238000002955 isolation Methods 0.000 claims description 10
- 230000001681 protective effect Effects 0.000 claims description 5
- 239000012212 insulator Substances 0.000 claims description 3
- 230000007774 longterm Effects 0.000 abstract description 2
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 description 3
- MWUXSHHQAYIFBG-UHFFFAOYSA-N Nitric oxide Chemical compound O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 229910017604 nitric acid Inorganic materials 0.000 description 2
- 229910002651 NO3 Inorganic materials 0.000 description 1
- NHNBFGGVMKEFGY-UHFFFAOYSA-N Nitrate Chemical compound [O-][N+]([O-])=O NHNBFGGVMKEFGY-UHFFFAOYSA-N 0.000 description 1
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000002146 bilateral effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 239000002085 irritant Substances 0.000 description 1
- 231100000021 irritant Toxicity 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 150000002894 organic compounds Chemical class 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
- 239000002341 toxic gas Substances 0.000 description 1
- 239000002912 waste gas Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Images
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/0004—Gaseous mixtures, e.g. polluted air
- G01N33/0009—General constructional details of gas analysers, e.g. portable test equipment
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/0004—Gaseous mixtures, e.g. polluted air
- G01N33/0009—General constructional details of gas analysers, e.g. portable test equipment
- G01N33/0027—General constructional details of gas analysers, e.g. portable test equipment concerning the detector
- G01N33/0036—General constructional details of gas analysers, e.g. portable test equipment concerning the detector specially adapted to detect a particular component
- G01N33/0037—NOx
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- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Food Science & Technology (AREA)
- Combustion & Propulsion (AREA)
- Physics & Mathematics (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
Abstract
The invention discloses a nitrogen dioxide sensor mounting structure which comprises a nitrogen dioxide sensor body and a circuit board, wherein the circuit board is arranged below the nitrogen dioxide sensor body, the bottom of the nitrogen dioxide sensor body is fixedly connected with a plurality of pins, the pins are inserted on the circuit board, a connecting plate is sleeved on the pins and arranged between the nitrogen dioxide sensor body and the circuit board, inserting shafts are symmetrically and fixedly connected to two sides of the connecting plate, one end of each inserting shaft penetrates through the circuit board, a clamping mechanism is arranged in each inserting shaft, and each clamping mechanism comprises a pair of clamping blocks. The nitrogen dioxide sensor mounting structure is novel in structure, the nitrogen dioxide sensor and the circuit board are connected together through the mutual matching of the inserting shaft, the connecting plate and the clamping block, the problem of looseness caused by expansion of a connecting part due to long-term use can be effectively solved by using a clamping mode, and the nitrogen dioxide sensor mounting structure is provided for a user.
Description
Technical Field
The invention relates to the technical field of nitrogen dioxide sensors, in particular to a mounting structure of a nitrogen dioxide sensor.
Background
Nitrogen dioxide plays an important role in the formation process of ozone, artificially generated nitrogen dioxide mainly comes from the release of a high-temperature combustion process, such as the emission of motor vehicle tail gas and boiler waste gas, etc., brown red toxic gas at high temperature is mixed with nitrogen dioxide at normal temperature (0-21.5 ℃) to coexist, is toxic and irritant, is dissolved in concentrated nitric acid to generate fuming nitric acid, can be superposed into the nitrogen dioxide, reacts with water to generate nitric acid and nitric oxide, reacts with alkali to generate nitrate, and can react with a plurality of organic compounds violently, so that the content of the nitrogen dioxide must be detected constantly in a living environment, the safety of the life of people is guaranteed, the living environment of the people is good, the nitrogen dioxide in life can be measured through a nitrogen dioxide sensor, and the nitrogen dioxide sensor can be directly inserted on a circuit board when in use, although the installation mode is direct and simple, the problem of stability is also existed, after the installation is carried out for many times, the connection part is easy to expand, so that the connection becomes loose and unstable, and at this time, the equipment has to be replaced to ensure normal use.
Disclosure of Invention
The invention aims to solve the defects in the prior art, such as: the existing nitrogen dioxide sensor is easy to loosen after being used for a long time in a direct insertion mode, and the nitrogen dioxide sensor mounting structure is provided.
In order to achieve the purpose, the invention adopts the following technical scheme:
a nitrogen dioxide sensor mounting structure comprises a nitrogen dioxide sensor body and a circuit board, wherein the circuit board is arranged below the nitrogen dioxide sensor body, a plurality of pins are fixedly connected to the bottom of the nitrogen dioxide sensor body and are inserted in the circuit board, a connecting plate is sleeved on the plurality of pins and is arranged between the nitrogen dioxide sensor body and the circuit board, inserting shafts are symmetrically and fixedly connected to two sides of the connecting plate, one end of each inserting shaft penetrates through the circuit board, a clamping mechanism is arranged in each inserting shaft and comprises a pair of clamping blocks, an opening is formed in the lower end of each inserting shaft, the two clamping blocks are symmetrically and rotatably connected in the opening, threaded shafts and rotating sleeves are inserted in the inserting shafts, the rotating sleeves are in threaded sleeve connection with the threaded shafts, and telescopic shafts are fixedly connected to one sides of the two clamping blocks, the two telescopic shafts are rotatably connected, the lower end of the threaded shaft is rotatably connected with the telescopic shafts, the adjusting button is rotatably clamped in the upper end of the inserting shaft, the upper end of the rotating sleeve is fixedly connected with a fixed shaft, and the adjusting button is fixedly sleeved on the fixed shaft.
Preferably, the two sides of the lower end of the threaded shaft are symmetrically provided with limit grooves, a pair of limit blocks is arranged in the inserting shaft, and the limit blocks are connected with the limit grooves in a sliding mode.
Preferably, the junction of pin and connecting plate is provided with the isolation layer, symmetry fixedly connected with inserted block on the inner wall of isolation layer, inserted block and pin joint, the material of isolation layer is insulating rubber.
Preferably, the upper end of the inserted shaft is fixedly sleeved with a fixed sleeve, one side of the fixed sleeve is rotatably connected with a protective cover, and the protective cover is provided with a buckle.
Preferably, a return spring is sleeved at the joint of the fixture block and the telescopic shaft, and the fixture block is made of an insulator.
Preferably, a plurality of wires are fixedly connected to the circuit board.
Compared with the prior art, the invention has the beneficial effects that:
according to the device, when a user uses the device, the connecting plate is sleeved on each pin, the nitrogen dioxide sensor body, the pins and the insertion shaft are inserted into the circuit board, the adjusting button is rotated, the adjusting button drives the rotating sleeve to rotate through the fixed shaft, the rotating sleeve is in threaded sleeve connection with the threaded shaft, the threaded shaft is limited in angular position, the rotating sleeve rotates to drive the threaded shaft to move downwards, the threaded shaft moves to drive the two telescopic shafts to rotate relatively, the telescopic shafts rotate to drive the clamping blocks, the two clamping blocks rotate, the insertion shaft and the circuit board are clamped and fixed, and otherwise the insertion shaft and the circuit board can be detached. The device novel structure through mutually supporting of inserting axle, connecting plate and fixture block links together nitrogen dioxide sensor and circuit board, uses the mode of joint, can effectually avoid because long-term the use, the not hard up problem that the junction expansion leads to provides a nitrogen dioxide sensor's mounting structure for the user.
Drawings
Fig. 1 is a schematic structural diagram of a mounting structure of a nitrogen dioxide sensor according to the present invention;
FIG. 2 is a schematic view of the structure at A in FIG. 1;
FIG. 3 is a schematic view of the structure at B in FIG. 1;
fig. 4 is a schematic structural diagram at C in fig. 1.
In the figure: the device comprises a circuit board 1, a connecting plate 2, a nitrogen dioxide sensor body 3, an insertion shaft 4, a pin 5, a fixed shaft 6, a protective cover 7, an adjusting button 8, a fixed sleeve 9, a rotating sleeve 10, a threaded shaft 11, an isolation layer 12, an insertion block 13, a fixture block 14, a limiting block 15, an opening 16 and a telescopic shaft 17.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Referring to fig. 1-4, a nitrogen dioxide sensor mounting structure comprises a nitrogen dioxide sensor body 3 and a circuit board 1, wherein the circuit board 1 is arranged below the nitrogen dioxide sensor body 3, the bottom of the nitrogen dioxide sensor body 3 is fixedly connected with a plurality of pins 5, the pins 5 are inserted on the circuit board 1, a connecting plate 2 is sleeved on the pins 5, the connecting plate 2 is arranged between the nitrogen dioxide sensor body 3 and the circuit board 1, a plurality of wires are fixedly connected on the circuit board 1, the nitrogen dioxide sensor body 3 detects nitrogen dioxide and transmits information through the wires, insertion shafts 4 are symmetrically and fixedly connected with two sides of the connecting plate 2, an isolation layer 12 is arranged at the joint of the pins 5 and the connecting plate 2, insertion blocks 13 are symmetrically and fixedly connected on the inner wall of the isolation layer 12, the insertion blocks 13 are clamped with the pins 5, and the isolation layer 12 is made of insulating rubber, the insulating rubber has certain elasticity, the rubber can be pulled to clamp and fix the plug block 13 and the pin 5, so that the pin 5 is connected and fixed with the connecting plate 2, the insulating rubber can also avoid the influence of the structure on a circuit, one end of the plug shaft 4 penetrates through the circuit board 1, a clamping mechanism is arranged in the plug shaft 4, the clamping mechanism comprises a pair of clamping blocks 14, the lower end of the plug shaft 4 is provided with an opening 16, the two clamping blocks 14 are symmetrically and rotatably connected in the opening 16, a threaded shaft 11 and a rotating sleeve 10 are inserted in the plug shaft 4, the rotating sleeve 10 is in threaded sleeve connection with the threaded shaft 11, one sides of the two clamping blocks 14 are fixedly connected with telescopic shafts 17, the two telescopic shafts 17 are in rotatable connection, the lower end of the threaded shaft 11 is rotatably connected with the telescopic shafts 17, a return spring is sleeved at the joint of the clamping blocks 14 and the telescopic shafts 17, the clamping blocks 14 are made of insulators, the return spring can ensure, insulating material can the protection circuit, the upper end internal rotation joint of spiale 4 has adjusting knob 8, the bilateral symmetry of the 11 lower extreme of screw thread axle is provided with the spacing groove, be provided with a pair of stopper 15 in the spiale 4, the fixed cover 9 that has cup jointed in upper end of spiale 4, one side of fixed cover 9 is rotated and is connected with visor 7, be provided with the buckle on the visor 7, it will be protected to rotate visor 7 the upper end of spiale 4, the buckle plays fixed effect, avoid the random removal of non-staff, stopper 15 and spacing groove sliding connection, stopper 15 plays spacing effect, slide at the scope of spacing groove when stopper 15, the home range and the angle that control screw thread axle 11 reciprocated, the upper end fixedly connected with fixed axle 6 of rotating cover 10, adjusting knob 8 is fixed to cup joint on fixed axle 6.
In the invention, when a user uses the device, the connecting plate 2 is sleeved on each pin 5, the nitrogen dioxide sensor body 3 together with the pins 5 and the insertion shaft 4 is inserted into the circuit board 1, the adjusting button 8 is rotated, the adjusting button 8 drives the rotating sleeve 10 to rotate through the fixed shaft 6, the rotating sleeve 10 is in threaded sleeve connection with the threaded shaft 11, and the threaded shaft 11 is limited in angular position, so that the rotating sleeve 10 rotates to drive the threaded shaft 11 to move downwards, the threaded shaft 11 moves to drive the two telescopic shafts 17 to rotate relatively, the telescopic shafts 17 rotate to drive the clamping blocks 14, the two clamping blocks 14 rotate, the insertion shaft 4 is clamped and fixed with the circuit board 1, and otherwise, the insertion shaft 4 can be detached.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (6)
1. A mounting structure of a nitrogen dioxide sensor comprises a nitrogen dioxide sensor body (3) and a circuit board (1), wherein the circuit board (1) is arranged below the nitrogen dioxide sensor body (3), and is characterized in that the bottom of the nitrogen dioxide sensor body (3) is fixedly connected with a plurality of pins (5), the pins (5) are inserted into the circuit board (1), a plurality of pins (5) are sleeved with a connecting plate (2), the connecting plate (2) is arranged between the nitrogen dioxide sensor body (3) and the circuit board (1), two sides of the connecting plate (2) are symmetrically and fixedly connected with inserting shafts (4), one ends of the inserting shafts (4) penetrate through the circuit board (1), clamping mechanisms are arranged in the inserting shafts (4) and comprise a pair of clamping blocks (14), openings (16) are formed in the lower ends of the inserting shafts (4), two fixture block (14) symmetry is rotated and is connected in opening (16), the interpolation of spiale (4) is equipped with screw spindle (11) and is rotated cover (10), it cup joints on screw spindle (11) to rotate cover (10) screw thread, two equal fixedly connected with telescopic shaft (17) in one side of fixture block (14), for rotating the connection between two telescopic shaft (17), the lower extreme and telescopic shaft (17) of screw spindle (11) rotate to be connected, the upper end internal rotation joint of spiale (4) has adjusting knob (8), the upper end fixedly connected with fixed axle (6) of rotating cover (10), adjusting knob (8) are fixed to cup joint on fixed axle (6).
2. The mounting structure of the nitrogen dioxide sensor according to claim 1, wherein the two sides of the lower end of the threaded shaft (11) are symmetrically provided with a limiting groove, the inserting shaft (4) is internally provided with a pair of limiting blocks (15), and the limiting blocks (15) are slidably connected with the limiting grooves.
3. The mounting structure of the nitrogen dioxide sensor according to claim 1, wherein an isolation layer (12) is arranged at the joint of the pin (5) and the connecting plate (2), the inner wall of the isolation layer (12) is symmetrically and fixedly connected with insertion blocks (13), the insertion blocks (13) are clamped with the pin (5), and the isolation layer (12) is made of insulating rubber.
4. The mounting structure of a nitrogen dioxide sensor according to claim 1, wherein the upper end of the insertion shaft (4) is fixedly sleeved with a fixed sleeve (9), one side of the fixed sleeve (9) is rotatably connected with a protective cover (7), and the protective cover (7) is provided with a buckle.
5. The mounting structure of the nitrogen dioxide sensor according to claim 1, wherein a return spring is sleeved at the joint of the fixture block (14) and the telescopic shaft (17), and the fixture block (14) is made of an insulator.
6. A nitrogen dioxide sensor mounting structure according to claim 1, wherein a plurality of wires are fixedly connected to the circuit board (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810639877.3A CN109030726B (en) | 2018-06-20 | 2018-06-20 | Mounting structure of nitrogen dioxide sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810639877.3A CN109030726B (en) | 2018-06-20 | 2018-06-20 | Mounting structure of nitrogen dioxide sensor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109030726A CN109030726A (en) | 2018-12-18 |
| CN109030726B true CN109030726B (en) | 2021-05-04 |
Family
ID=64610337
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810639877.3A Expired - Fee Related CN109030726B (en) | 2018-06-20 | 2018-06-20 | Mounting structure of nitrogen dioxide sensor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109030726B (en) |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4758768A (en) * | 1987-09-25 | 1988-07-19 | Penn Engineering & Manufacturing Corp. | 12-step commutation device for an electric motor |
| CN200943364Y (en) * | 2006-09-11 | 2007-09-05 | 胡振华 | Antitheft lock for manhole cover |
| CN201138258Y (en) * | 2008-01-07 | 2008-10-22 | 南京高华科技有限公司 | Surface mounted combined pressure sensor |
| JP4389001B1 (en) * | 2009-01-06 | 2009-12-24 | 有限会社レプトリノ | Force sensor and motion sensor |
| CN103487598A (en) * | 2013-10-15 | 2014-01-01 | 湖南湘依铁路机车电器股份有限公司 | Multi-channel locomotive speed measurement hall revolution speed transducer and installation method thereof |
| CN206257356U (en) * | 2016-05-31 | 2017-06-16 | 泉州市联政信息科技有限公司 | A kind of telescopic valve opening rod |
| CN206959869U (en) * | 2017-05-02 | 2018-02-02 | 天津市誓成祥科技有限公司 | The electronic sensor of Fast Installation |
| CN107166151A (en) * | 2017-07-15 | 2017-09-15 | 合肥赛度电子科技有限公司 | A kind of portable type electronic product fixing device |
| CN207317795U (en) * | 2017-10-13 | 2018-05-04 | 江苏大学 | A kind of circuit board for location and installation obliquity sensor |
-
2018
- 2018-06-20 CN CN201810639877.3A patent/CN109030726B/en not_active Expired - Fee Related
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| Publication number | Publication date |
|---|---|
| CN109030726A (en) | 2018-12-18 |
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Granted publication date: 20210504 |
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