CN113586918B - Wall-mounted ambient air monitoring device - Google Patents
Wall-mounted ambient air monitoring device Download PDFInfo
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- CN113586918B CN113586918B CN202111132280.8A CN202111132280A CN113586918B CN 113586918 B CN113586918 B CN 113586918B CN 202111132280 A CN202111132280 A CN 202111132280A CN 113586918 B CN113586918 B CN 113586918B
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- 238000012806 monitoring device Methods 0.000 title claims abstract description 25
- 239000012080 ambient air Substances 0.000 title claims abstract description 18
- 238000012544 monitoring process Methods 0.000 claims abstract description 68
- 239000003570 air Substances 0.000 claims abstract description 67
- 239000004020 conductor Substances 0.000 claims abstract description 27
- 238000009434 installation Methods 0.000 claims abstract description 21
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 4
- 241000252254 Catostomidae Species 0.000 claims abstract description 3
- 239000002184 metal Substances 0.000 claims description 19
- 230000005540 biological transmission Effects 0.000 claims description 4
- 230000006698 induction Effects 0.000 description 4
- 230000033001 locomotion Effects 0.000 description 4
- MWUXSHHQAYIFBG-UHFFFAOYSA-N Nitric oxide Chemical compound O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 description 2
- RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 description 2
- 238000001179 sorption measurement Methods 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 229930195733 hydrocarbon Natural products 0.000 description 1
- 150000002430 hydrocarbons Chemical class 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 238000003908 quality control method Methods 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M13/00—Other supports for positioning apparatus or articles; Means for steadying hand-held apparatus or articles
- F16M13/02—Other supports for positioning apparatus or articles; Means for steadying hand-held apparatus or articles for supporting on, or attaching to, an object, e.g. tree, gate, window-frame, cycle
- F16M13/022—Other supports for positioning apparatus or articles; Means for steadying hand-held apparatus or articles for supporting on, or attaching to, an object, e.g. tree, gate, window-frame, cycle repositionable
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B39/00—Locking of screws, bolts or nuts
- F16B39/02—Locking of screws, bolts or nuts in which the locking takes place after screwing down
- F16B39/10—Locking of screws, bolts or nuts in which the locking takes place after screwing down by a plate, spring, wire or ring immovable with regard to the bolt or object and mainly perpendicular to the axis of the bolt
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B47/00—Suction cups for attaching purposes; Equivalent means using adhesives
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M13/00—Other supports for positioning apparatus or articles; Means for steadying hand-held apparatus or articles
- F16M13/02—Other supports for positioning apparatus or articles; Means for steadying hand-held apparatus or articles for supporting on, or attaching to, an object, e.g. tree, gate, window-frame, cycle
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- 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
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B2200/00—Constructional details of connections not covered for in other groups of this subclass
- F16B2200/77—Use of a shape-memory material
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (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)
- Indicating Or Recording The Presence, Absence, Or Direction Of Movement (AREA)
Abstract
The invention discloses a wall-mounted ambient air monitoring device, which comprises: the monitoring system comprises a monitoring main body, a plurality of monitoring units and a plurality of control units, wherein the monitoring main body comprises an air quality monitoring machine, a wind power monitoring machine, a bottom plate and screws, the air quality monitoring machine is fixedly arranged on the bottom plate, the two wind power monitoring machines are fixedly arranged at two ends of the bottom plate, and the bottom plate is fixedly connected to a wall body through the screws; the reinforcing mechanism comprises a cutting conductor, magnetic field blocks, springs, pistons and suckers, an installation cavity is formed in one side, close to the air quality monitoring machine, of the inner portion of the bottom plate, an air cavity is vertically formed in one side, close to a wall body, of the installation cavity, the bottom of the wind power monitoring machine is rotatably connected to the bottom of the wind power monitoring machine, the magnetic field blocks are symmetrically and fixedly connected to the inner walls of the two sides of the installation cavity, and the top of the cutting conductor is fixedly connected with the bottom of the wind power monitoring machine. When the wind power is larger, the suction disc and the wall body are more firmly adsorbed.
Description
Technical Field
The invention relates to the technical field of monitoring devices, in particular to a wall-mounted ambient air monitoring device.
Background
Because the problem of environmental pollution is more and more serious, the urban air quality is continuously poor, the air is required to be monitored by an air monitoring device all the time, and the air monitoring refers to the fixed-point, continuous or timed sampling and measurement of pollutants in the air. In order to monitor the air, a plurality of air monitoring points are generally set up in a city, the instrument carries out continuous automatic monitoring, monitoring results are sent to a person to be retrieved periodically, and the monitoring results are analyzed to obtain related data. Items for air monitoring mainly include sulfur dioxide, nitric oxide, hydrocarbons, floating dust, and the like. Air monitoring is the basis for air quality control and reasonable evaluation of air quality.
However, because the air monitoring device is generally fixedly installed outdoors and is easily blown by wind and rain, the joint of the air monitoring device is loosened, the air monitoring device is damaged by falling, and unnecessary cost loss is increased for the urban environmental air monitoring.
Disclosure of Invention
The invention aims to solve the following defects in the prior art that the air monitoring device is generally fixedly installed outdoors and is easily blown by wind and rain, so that the connection part of the air monitoring device is loosened, the air monitoring device falls down and is damaged, and unnecessary cost loss is increased for urban ambient air monitoring.
In order to achieve the purpose, the invention adopts the following technical scheme:
a wall mountable ambient air monitoring device, the ambient air monitoring device comprising:
the monitoring system comprises a monitoring main body, a plurality of monitoring units and a plurality of monitoring units, wherein the monitoring main body comprises an air quality monitoring machine, a wind power monitoring machine, a bottom plate and screws, the air quality monitoring machine is fixedly arranged on the bottom plate, the two wind power monitoring machines are fixedly arranged at two ends of the bottom plate and symmetrically arranged at two sides of the air quality monitoring machine, and the bottom plate is fixedly connected to a wall body through the screws;
a reinforcing mechanism, which comprises a cutting conductor, a magnetic field block, a spring, a piston and a sucker, an installation cavity is arranged on one side of the bottom plate close to the air quality monitoring machine, an air cavity is vertically arranged on one side of the installation cavity close to the wall body, the bottom of the wind power monitoring machine is rotatably connected to the bottom, and is communicated with the installation cavity, the two magnetic field blocks are symmetrically and fixedly connected with the inner walls at the two sides of the installation cavity, the N pole is opposite to the S pole, the top of the cutting conductor is fixedly connected with the bottom of the wind power monitoring machine, the cutting conductor is connected with the two ends of the spring through an electric power transmission mechanism, the spring is positioned in the middle of the air cavity, the two pistons are fixedly connected with the two sides of the spring through connecting rods, and the sucking discs are slidably arranged in the air cavity, the two sucking discs are respectively communicated with the two ends of the air cavity, the ports of the sucking discs are fixedly connected to one side of the bottom plate close to the wall body, and the disc ports are adsorbed on the wall body.
Preferably, the power transmission mechanism comprises a first conducting ring, a second conducting ring and connecting wires, the first conducting ring and the second conducting ring are fixedly connected inside the installation cavity through fixing rods, the inner diameter of the first conducting ring is larger than that of the second conducting ring, two ends of the cutting conductor are respectively rotated inside the first conducting ring and the second conducting ring, and the two connecting wires respectively connect the first conducting ring and the second conducting ring with two ends of the spring.
Preferably, the bottom plate internally mounted has screw fixing device, screw fixing device includes conducting strip, memory metal and friction disc, conducting strip fixed mounting is at the installation cavity lateral wall, memory metal one end and conducting strip fixed connection, and the other end and friction disc fixed connection, the screw passes through screw threaded connection with the roof, the mounting groove has been seted up to the screw lateral wall, the friction disc card is established in the mounting groove.
Preferably, the air cavity is fixedly connected with limiting rings, and the two limiting rings are symmetrically arranged on two sides of the air cavity and are positioned between the piston and the side wall of the adjacent air cavity.
Preferably, the cutting conductor is M-shaped, and the two ports are in contact with the first conductive ring and the second conductive ring, respectively.
Preferably, when the suction cup is adsorbed to the wall, a certain amount of air exists between the piston and the suction cup, and the internal air pressure difference is enough to fix the suction cup on the wall.
Compared with the prior art, the invention has the beneficial effects that:
1. when wind is strong, wind power acts on the wind power monitoring machine to drive the wind power monitoring machine to rotate, the cutting conductor rotates along with the wind power monitoring machine, the cutting conductor performs cutting magnetic induction line motion between the two magnetic field blocks, the cutting conductor generates electric power which is transmitted to the spring, the spring is electrified to contract, the spring which contracts in the middle supplies inward tension to the two pistons, so that the pistons move inwards, or the trend of inward movement of the pistons is enhanced, the pressure difference between the air pressure in the sucker and the air pressure outside is increased, and the adsorption connection between the sucker and the wall body is enhanced;
2. along with the rotation of wind-force monitor, because the unable further shrink that makes the spring of electric current leads to the electric energy conversion that produces to heat energy, the heat energy of production is leading-in the memory metal through the conducting strip, because memory metal heat absorption deformation, the memory metal is close to the one end deformation of friction disc, makes the memory metal elongated, and the memory metal that warp supports the friction disc on the screw, avoids causing the screw to become flexible because rocking of the device, has strengthened the connection of screw and bottom plate.
Drawings
FIG. 1 is a schematic view of a wall-mounted ambient air monitoring device according to the present invention;
fig. 2 is an enlarged schematic view of a front partial structure of a wall-mounted ambient air monitoring device according to the present invention;
fig. 3 is a partially enlarged structural diagram of a in fig. 1.
In the figure: the device comprises an air quality monitoring machine 1, a wind power monitoring machine 2, a base plate 3, screws 4, a cutting conductor 5, a magnetic field block 6, a spring 7, a piston 8, a sucking disc 9, a first conducting ring 10, a second conducting ring 11, a connecting wire 12, a heat conducting sheet 13, memory metal 14, a friction plate 15 and a limiting ring 16.
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. 1-3, a wall-mounted ambient air monitoring device includes:
the monitoring system comprises a monitoring main body, a plurality of monitoring units and a plurality of monitoring units, wherein the monitoring main body comprises an air quality monitoring machine 1, wind power monitoring machines 2, a bottom plate 3 and screws 4, the air quality monitoring machine 1 is fixedly arranged on the bottom plate 3, the two wind power monitoring machines 2 are fixedly arranged at two ends of the bottom plate 3 and symmetrically arranged at two sides of the air quality monitoring machine 1, and the bottom plate 3 is fixedly connected to a wall body through the screws 4;
the reinforcing mechanism comprises a cutting conductor 5, a magnetic field block 6, a spring 7, a piston 8 and a sucker 9, a mounting cavity is arranged on one side of the bottom plate 3 close to the air quality monitoring machine 1, an air cavity is vertically arranged on one side of the mounting cavity close to a wall body, the bottom of the wind power monitoring machine 2 is rotatably connected to the bottom, and is communicated with the installation cavity, the two magnetic field blocks 6 are symmetrically and fixedly connected with the inner walls at the two sides of the installation cavity, the N pole is opposite to the S pole, the top of the cutting conductor 5 is fixedly connected with the bottom of the wind power monitoring machine 2, the cutting conductor 5 is connected with the two ends of a spring 7 through an electric power transmission mechanism, the spring 7 is positioned in the middle of the air cavity, two pistons 8 are fixedly connected with the two sides of the spring 7 through connecting rods, and the two suckers 9 are respectively communicated with the two ends of the air cavity, the ports are fixedly connected to one side of the bottom plate 3 close to the wall body, and the disc openings are adsorbed on the wall body.
According to the invention, an ambient air monitoring device is fixedly arranged on a wall body, an installed air quality monitoring machine 1 is used for detecting the quality of air, when the wind is strong, the wind power acts on a wind power monitoring machine 2 to drive the wind power monitoring machine 2 to rotate, a cutting conductor 5 rotates along with the wind power monitoring machine 2, the cutting conductor 5 performs cutting magnetic induction linear motion between two magnetic field blocks 6, the cutting conductor 5 generates electric power, the electric power is transmitted to a spring 7, the spring 7 is electrified and contracted, the spring 7 contracted in the middle is used for providing inward tensile force for two pistons 8, so that the pistons 8 move inwards, or the trend of inward movement of the pistons 8 is enhanced, the difference between the air pressure inside a sucker 9 and the external air pressure is increased, and the adsorption connection between the sucker 9 and the wall body is enhanced.
In the preferred technical solution of this embodiment, the power conducting mechanism includes a first conducting ring 10, a second conducting ring 11 and connecting wires 12, the first conducting ring 10 and the second conducting ring 11 are fixedly connected inside the installation cavity through a fixing rod, and the diameter inside the first conducting ring 10 is larger than that inside the second conducting ring 11, two ends of the cutting conductor 5 respectively rotate inside the first conducting ring 10 and the second conducting ring 11, the two connecting wires 12 respectively connect the first conducting ring 10 and the second conducting ring 11 with two ends of the spring 7, cut the cutting conductor 5 of the magnetic induction line, and generate current which moves between the first conducting ring 10 and the second conducting ring 11, so that the generated current acts on the spring 7, which causes the spring 7 to contract, and drives the two pistons 8 to move inwards;
a screw 4 fixing device is arranged in the bottom plate 3, the screw 4 fixing device comprises a heat conducting sheet 13, a memory metal 14 and a friction sheet 15, the heat conducting sheet 13 is fixedly arranged on the side wall of the installation cavity, one end of the memory metal 14 is fixedly connected with the heat conducting sheet 13, the other end of the memory metal is fixedly connected with the friction sheet 15, the screw 4 is in threaded connection with the top plate through a screw hole, the side wall of the screw hole is provided with an installation groove, the friction sheet 15 is clamped in the installation groove, along with the rotation of the wind power monitoring machine 2, the generated electric energy is converted into heat energy due to the fact that the spring 7 cannot be further contracted due to current, the generated heat energy is guided into the memory metal 14 through the heat conducting sheet 13, because the memory metal 14 absorbs heat and deforms, one end, close to the friction sheet 15, of the memory metal 14 is deformed, the memory metal 14 is lengthened, the friction sheet 15 is abutted to the screw 4 by the deformed memory metal 14, and the looseness of the screw 4 caused by the shaking of the device is avoided, the connection between the screw 4 and the bottom plate 3 is strengthened;
limiting rings 16 are fixedly connected inside the air cavity, and the two limiting rings 16 are symmetrically arranged on two sides of the air cavity and are positioned between the piston 8 and the side wall of the adjacent air cavity;
the cutting conductor 5 is M-shaped, two ports of the cutting conductor are respectively contacted with the first conductive ring 10 and the second conductive ring 11, and the M-shaped cutting conductor 5 cuts the magnetic induction lines;
when the sucker 9 is adsorbed on the wall, a certain amount of air exists between the piston 8 and the sucker 9, and the internal air pressure difference is enough to fix the sucker 9 on the wall.
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 wall mountable ambient air monitoring device, the ambient air monitoring device comprising:
the monitoring system comprises a monitoring main body, wherein the monitoring main body comprises an air quality monitoring machine (1), wind power monitoring machines (2), a bottom plate (3) and screws (4), the air quality monitoring machines (1) are fixedly arranged on the bottom plate (3), the two wind power monitoring machines (2) are fixedly arranged at two ends of the bottom plate (3) and symmetrically arranged at two sides of the air quality monitoring machines (1), and the bottom plate (3) is fixedly connected to a wall body through the screws (4);
the reinforcing mechanism comprises a cutting conductor (5), magnetic field blocks (6), springs (7), pistons (8) and suckers (9), wherein an installation cavity is formed in one side, close to the air quality monitoring machine (1), of the bottom plate (3), an air cavity is vertically formed in one side, close to a wall body, of the installation cavity, the bottom of the wind power monitoring machine (2) is rotatably connected to the bottom plate (3) and communicated with the installation cavity, the two magnetic field blocks (6) are symmetrically and fixedly connected to the inner walls of the two sides of the installation cavity, the N pole is opposite to the S pole, the top of the cutting conductor (5) is fixedly connected with the bottom of the wind power monitoring machine (2), the cutting conductor (5) is connected with the two ends of each spring (7) through an electric power transmission mechanism, each spring (7) is located in the middle of each air cavity, the two pistons (8) are fixedly connected to the two sides of each spring (7) through connecting rods, and the sucker (9) is arranged in the air cavity in a sliding way, the sucker is respectively communicated with the two ends of the air cavity, the end opening is fixedly connected to one side of the bottom plate (3) close to the wall body, and the sucker opening is adsorbed on the wall body.
2. A wall hanging type ambient air monitoring device as claimed in claim 1, wherein the power conducting mechanism comprises a first conductive ring (10), a second conductive ring (11) and connecting wires (12), the first conductive ring (10) and the second conductive ring (11) are fixedly connected inside the installation cavity through fixing rods, the inner diameter of the first conductive ring (10) is larger than that of the second conductive ring (11), two ends of the cutting conductor (5) are respectively rotated inside the first conductive ring (10) and the second conductive ring (11), and two connecting wires (12) respectively connect the first conductive ring (10) and the second conductive ring (11) with two ends of the spring (7).
3. A wall hanging type ambient air monitoring device according to claim 1, wherein a screw (4) fixing device is installed inside the bottom plate (3), the screw (4) fixing device comprises a heat conducting plate (13), a memory metal (14) and a friction plate (15), the heat conducting plate (13) is fixedly installed on the side wall of the installation cavity, one end of the memory metal (14) is fixedly connected with the heat conducting plate (13) and the other end of the memory metal is fixedly connected with the friction plate (15), the screw (4) is in threaded connection with the top plate through a screw hole, a mounting groove is formed in the side wall of the screw hole, and the friction plate (15) is clamped in the mounting groove.
4. A wall mountable ambient air monitoring device according to claim 1, wherein stop collars (16) are fixedly attached to the interior of the air cavity, and two of the stop collars (16) are symmetrically mounted on opposite sides of the air cavity and between the piston (8) and the adjacent air cavity side wall.
5. A wall mounted ambient air monitoring device according to claim 2, wherein the cutting conductor (5) is M-shaped and has two ports in contact with the first conductive ring (10) and the second conductive ring (11), respectively.
6. A wall mounted ambient air monitoring device according to claim 1, wherein the suction cup (9) is attached to the wall such that there is a volume of air between the piston (8) and the suction cup (9) and the internal air pressure differential is sufficient to secure the suction cup (9) to the wall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111132280.8A CN113586918B (en) | 2021-09-27 | 2021-09-27 | Wall-mounted ambient air monitoring device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111132280.8A CN113586918B (en) | 2021-09-27 | 2021-09-27 | Wall-mounted ambient air monitoring device |
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| Publication Number | Publication Date |
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| CN113586918A CN113586918A (en) | 2021-11-02 |
| CN113586918B true CN113586918B (en) | 2021-12-17 |
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| CN117662589B (en) * | 2024-02-01 | 2024-04-23 | 江苏甬怡紧固件有限公司 | Unilateral fastening bolt assembly |
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| CN201090982Y (en) * | 2007-05-29 | 2008-07-23 | 徐宇红 | Domestic weather forecast center wind direction indicator |
| CN108397354A (en) * | 2018-02-12 | 2018-08-14 | 张晓双 | A kind of cable fixing device for wind power generation tower |
| CN208488560U (en) * | 2018-07-05 | 2019-02-12 | 江西飞达电气设备有限公司 | A kind of air velocity transducer installing mechanism |
| CN112065837A (en) * | 2020-07-13 | 2020-12-11 | 苏州国嘉记忆合金有限公司 | Memory alloy anti-loosening bolt assembly and anti-loosening method |
| CN112178428B (en) * | 2020-09-27 | 2022-10-04 | 广东高航投资有限公司 | Data acquisition box fixed bolster that prevention wind-blown rocked |
| CN112150770A (en) * | 2020-09-28 | 2020-12-29 | 杨茗翔 | Mine geological environment early warning device |
| CN112682265B (en) * | 2020-12-24 | 2022-09-27 | 国网浙江省电力有限公司台州供电公司 | New energy house wind power generation installation device and installation method thereof |
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