CN114034815B - Movable emergency outdoor air quality detection device and working method thereof - Google Patents
Movable emergency outdoor air quality detection device and working method thereof Download PDFInfo
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- CN114034815B CN114034815B CN202111264377.4A CN202111264377A CN114034815B CN 114034815 B CN114034815 B CN 114034815B CN 202111264377 A CN202111264377 A CN 202111264377A CN 114034815 B CN114034815 B CN 114034815B
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- 238000001514 detection method Methods 0.000 title claims abstract description 96
- 238000000034 method Methods 0.000 title claims abstract description 13
- 230000007246 mechanism Effects 0.000 claims description 16
- 230000008569 process Effects 0.000 claims description 6
- 230000005294 ferromagnetic effect Effects 0.000 claims description 3
- 239000002184 metal Substances 0.000 claims description 3
- 238000007689 inspection Methods 0.000 claims 6
- 239000003570 air Substances 0.000 description 16
- 238000003780 insertion Methods 0.000 description 11
- 230000037431 insertion Effects 0.000 description 11
- 239000000126 substance Substances 0.000 description 3
- 230000032683 aging Effects 0.000 description 2
- 239000012080 ambient air Substances 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 210000000697 sensory organ Anatomy 0.000 description 1
- 238000011895 specific detection Methods 0.000 description 1
Classifications
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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
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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
- F16M1/00—Frames or casings of engines, machines or apparatus; Frames serving as machinery beds
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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
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters
- F16M11/02—Heads
- F16M11/04—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand
- F16M11/043—Allowing translations
- F16M11/046—Allowing translations adapted to upward-downward translation movement
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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
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters
- F16M11/02—Heads
- F16M11/18—Heads with mechanism for moving the apparatus relatively to the stand
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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
- F16M7/00—Details of attaching or adjusting engine beds, frames, or supporting-legs on foundation or base; Attaching non-moving engine parts, e.g. cylinder blocks
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
- G01N15/06—Investigating concentration of particle suspensions
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- General Health & Medical Sciences (AREA)
- Analytical Chemistry (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Biochemistry (AREA)
- Physics & Mathematics (AREA)
- Dispersion Chemistry (AREA)
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Abstract
The invention relates to the field of air quality detection equipment, in particular to a movable emergency outdoor air quality detection device and a working method thereof. According to the invention, the two covers which are mutually opened and closed are arranged, so that the two covers are closed to protect the detection box when the detection box encounters extreme weather, and the detection assembly in the detection box is prevented from being aged and damaged; the detection box is fixed on a crossbeam, and in the vertical sliding connection of crossbeam was in the straight board on a base, had both guaranteed holistic stability through the base, and the detection box also can be through the crossbeam realization oscilaltion, under two cover closed circumstances, when the detection box rose to straight board top, outside air can get into the detection box from two covers below, realizes carrying out air quality detection function in the protection extreme weather.
Description
Technical Field
The invention relates to the field of air quality detection equipment, in particular to a movable emergency outdoor air quality detection device and a working method thereof.
Background
The air quality of the outdoor environment is affected by various factors, wherein various harmful substances contained in the air, such as dust, pm2.5, etc., are harmful to human bodies, and the harmful substances are difficult to sense through sense organs, and people generally detect the harmful substances through various air quality detection products.
The detection apparatuses commonly used in the market are generally installed at fixed positions through bracket walls and the like to detect air quality in a certain range at the installation positions, the application range is limited, a plurality of detection apparatuses are required to be installed to cover a large range to ensure detection accuracy, the detection apparatuses are also very easily affected by environmental wind directions, and in some specific cases, the fixed detection apparatuses are very limited when a certain range is required to be accurately detected.
In addition, in outdoor use, outdoor conditions are severe, and under the conditions of rain, snow, wind blowing and the like, the detection accuracy of the detection instrument can be affected, and the accelerated aging and damage of the detection instrument are easily caused.
Disclosure of Invention
In view of the above, the present invention is directed to a movable emergency outdoor air quality detection device and a working method thereof, which are mainly used for protecting a detection instrument in extreme weather and for rapidly shifting the detection instrument under specific detection requirements.
In order to solve the technical problems, the technical scheme of the invention is as follows:
the movable emergency outdoor air quality detection device is characterized by comprising a base, wherein a straight plate is arranged in the middle of the base in an upward extending mode, a through sliding groove is formed in the straight plate, a cross beam is arranged in the sliding groove in a vertical sliding mode, two ends of the cross beam extend out of the sliding groove, a detection box is fixedly arranged on the extending part of the cross beam, and a detection assembly for detecting air quality is arranged in the detection box; a parking mechanism for parking the cross beam when the cross beam moves to the position above the sliding groove is arranged in the cross beam; a first cover and a second cover are coaxially hinged at two ends of the cross beam, and the first cover and the second cover are mutually opened and closed by taking a hinge shaft as a center; a sliding block is arranged in the sliding groove and is propped against the lower part of the cross beam, and a driving mechanism for driving the sliding block to move up and down is arranged on the straight plate; through grooves are formed in the two side walls of the sliding groove, the through grooves extend out of the two ends of the sliding block, connecting rods are hinged to the two ends of the sliding block, and the two connecting rods are hinged to the first cover and the second cover respectively except for the part right above the hinge shaft.
Compared with the prior art, the invention has the advantages that:
through setting up two covers that open and shut each other, when meetting extreme weather, two covers are closed in order to protect the detection case, prevent to detect the ageing impaired of the subassembly in the detection case.
The detection box is fixed on a cross beam, the cross beam is vertically and slidably connected in a straight plate on a base, the overall stability is guaranteed through the base, the detection box can be lifted up and down through the cross beam, when the two covers are closed and the detection box is lifted to the top of the straight plate, external air can enter the detection box from the lower parts of the two covers, and the air quality detection function is achieved while extreme weather is protected;
and when there is not extreme weather, two covers can be opened in order to expose the detection case, make the detection case fully place in the ambient air, ensure the quick accuracy of detection.
When the detection box falls to the bottom of the straight plate, the detection box is isolated from the outside through the two covers and the base, so that protection is realized more comprehensively, and the whole detection box is convenient to carry and shift at the moment, so that the detection requirement of a specific range under an emergency condition is realized.
Further, the parking mechanism comprises slots arranged on two side walls of the sliding groove, the two ends of the cross beam are horizontally and slidably provided with inserting plates used for being clamped into the slots, springs used for pushing the inserting plates in a direction away from the cross beam are arranged in the cross beam, unlocking mechanisms used for pulling the inserting plates out of the slots are further arranged in the cross beam, and the inserting plates are conveniently and automatically pushed into the slots to be fixed when being opposite to the slots.
Further, the unlocking mechanism comprises an electromagnet used for pulling the plugboard in a direction close to the cross beam, the plugboard is made of ferromagnetic metal, and the electromagnet is sensitive in control and proper in strength.
Further, the width of the inserting plate is larger than that of the through groove, and the inserting plate is prevented from being separated from the through groove.
Further, fixed mounting has the motor on the straight board, the output of motor is connected with the screw rod, the vertical extension of screw rod is gone into in the spout, slider threaded connection in screw rod, screw thread transmission is stable, and transmission efficiency is high, and control is accurate.
Further, the sliding groove extends into the base, and the through groove extends into the base, so that the two covers and the base are conveniently closed.
Furthermore, the first cover and the upper end of the second cover are both provided with handles, so that the carrying and the shifting are convenient.
Further, photovoltaic panels for supplying power to the detection assembly are arranged on the inner walls of the first cover and the second cover.
The working method of the movable emergency outdoor air quality detection device comprises a whole retraction state, a partial opening state and a complete opening state; in the integrally retracted state, the first cover and the second cover are closed, and the lower ends of the first cover and the second cover are propped against the base; in the partially opened state, the first cover and the second cover are closed, and the first cover, the second cover and the detection box are positioned on the upper side of the straight plate; in the fully open state, the position of the cross beam and the straight plate is fixed, and the first cover and the second cover are opened.
Further, in the process that the detection device is changed from the integral folding state to the partially open state, the driving mechanism drives the sliding block to move upwards to push the cross beam, and the cross beam drives the first cover, the second cover and the detection box to move upwards; in the process that the detection device is changed from the partial open state to the full open state, the inserting plate is inserted into the inserting groove, the driving mechanism drives the sliding block to move downwards, and the connecting rod drives the first cover and the second cover to be opened.
Drawings
FIG. 1 is a schematic perspective view of the present invention in a fully retracted state;
FIG. 2 is a schematic perspective view of the present invention in a partially open state;
FIG. 3 is a schematic cross-sectional view of FIG. 1;
FIG. 4 is an enlarged schematic view of FIG. 3A;
FIG. 5 is a schematic cross-sectional view of FIG. 2;
FIG. 6 is an enlarged schematic view of B in FIG. 5;
fig. 7 is a schematic view of the structure of the present invention in a completely opened state.
Reference numerals: 1. a base; 11. a straight plate; 12. a chute; 13. a through groove; 2. a cross beam; 21. inserting plate; 22. a slot; 23. a spring; 24. an electromagnet; 31. a first cover; 32. a second cover; 33. a connecting rod; 34. a slide block; 35. a handle; 4. a motor; 41. a screw; 5. and a detection box.
Detailed Description
The following detailed description of the invention is provided in connection with the accompanying drawings to facilitate understanding and grasping of the technical scheme of the invention.
Example 1:
referring to fig. 1 and 2, this embodiment provides a movable emergency outdoor air quality detection device, including being used for placing the base 1 of support, the middle part of base 1 upwards extends and is equipped with straight board 11, be equipped with the spout 12 that link up in the straight board 11, slide from top to bottom in the spout 12 and be equipped with crossbeam 2, outside the both ends of crossbeam 2 extend out of spout 12, fixed the being equipped with detection case 5 on the extension of crossbeam 2, detection case 5 is located crossbeam 2 top, detection case 5 internally mounted has the detection subassembly that is used for detecting control quality, including but not limited to inhalable particle detector, harmful gas detector, combustible gas detector etc..
Referring to fig. 3 and 5, a motor 4 is mounted at the upper end of the straight plate 11, a screw 41 is mounted at the output end of the motor 4, the screw 41 vertically extends downwards into the chute 12, the screw 41 passes through the cross beam 2 but is not in contact with the cross beam 2, a sliding block 34 is connected to the screw 41 in a threaded manner, the sliding block 34 abuts against the lower portion of the cross beam 2, and the motor 4 drives the screw 41 to rotate, so that the sliding block 34 moves up and down to drive the cross beam 2 to move up and down, and further the up and down movement of the detection box 5 relative to the base 1 is realized.
And the detection box 5 is divided into a left detection box and a right detection box or a space in which the straight plate 11 and the motor 4 can extend is reserved in the middle of the detection box 5, so that interference caused in the up-and-down movement of the detection box 5 is avoided.
Referring to fig. 4 and 6, slots 22 are formed on two side walls of the chute 12, the slots 22 are located at the upper side of the chute 12, insertion plates 21 are horizontally slidably disposed at two ends of the beam 2 opposite to the two side walls of the chute 12, springs 23 for pushing the insertion plates 21 away from the beam 2 are disposed in the beam 2, when the beam 2 slides up and down below the slots 22, the insertion plates 21 are pushed against the side walls of the chute 12, when the beam 2 slides to the position of the slots 22, the insertion plates 21 are opposite to the slots 22, the springs 23 push part of the insertion plates 21 to be inserted into the slots 22, and at this time, the insertion plates 21 are also partially located in the beam 2, and then the beam 2 is fixed at the upper side of the chute 12 through the insertion plates 21 so as to fix the position of the detection box 5.
The electromagnet 24 is further arranged in the cross beam 2, and the plugboard 21 is made of ferromagnetic metal, when the cross beam 2 needs to be released, the sliding block 34 is controlled by the screw 41 to slightly jack up the cross beam 2 so as to balance the weight of the cross beam 2 and the detection box 5, the situation that the plugboard 21 and the slot 22 generate excessive friction force due to the action of excessive gravity is avoided, when the electromagnet 24 is connected, attractive force is generated to drive the plugboard 21 to move in the direction close to the cross beam 2, the function of pulling the plugboard 21 away from the slot 22 is achieved, the fixation of the cross beam 2 and the sliding groove 12 is released, and the attractive force of the electromagnet 24 on the plugboard 21 is larger than the elastic force of the spring 23.
The two ends of the cross beam 2 are coaxially hinged with a first cover 31 and a second cover 32, and the first cover 31 and the second cover 32 can be mutually opened and closed by taking a hinge shaft as a center so as to realize the protection function of the detection box 5.
Through slots 13 are formed in both side walls of the chute 12, both ends of the slide block 34 extend out of the through slots 13, and are hinged with connecting rods 33, the two connecting rods 33 are respectively hinged to positions of the first cover 31 and the second cover 32 except for the part right above the hinge shaft, preferably, the positions of the lower sides of the first cover and the second cover, which are far away from the hinge shaft in the horizontal direction, when the cross beam 2 is fixed in the chute 12, the screw 41 drives the slide block 34 to move up and down, and then the connecting rods 33 drive the first cover 31 and the second cover 32 to open and close mutually.
The width of the insertion plate 21 is larger than that of the through groove 13, so that the insertion plate 21 abuts against the side wall of the sliding groove 12 when the cross beam 2 slides up and down in the sliding groove 12.
Referring to fig. 3 and 4, when the environmental weather is too extreme and cannot be detected, or the whole detection device needs to be carried and shifted, the sliding block 34 and the cross beam 2 are located at the bottom of the chute 12, at this time, the detection box 5, the first cover 31 and the second cover 32 are both close to the bottom, the first cover 31 and the second cover 32 need to be closed, the chute 12 extends into the base 1, the through slot 13 also extends into the base 1, so that the cross beam 2, the sliding block 34 and the connecting rod 33 are convenient to extend, so that the lower edges of the first cover 31 and the second cover 32 can abut against the base 1 to completely isolate the detection box 5, and the detection box 5 inside is fully protected, and at this time, the whole detection box is in a retracted state in this embodiment; in addition, handles 35 are provided at the upper ends of the first cover 31 and the second cover 32, and in this state, when the two covers are closed, the two handles 35 are attached, so that a user carries and shifts the detection device by lifting the handles 35.
Referring to fig. 5 and 6, when the ambient weather is rainy, snowy, and windy, but still can be detected to a certain extent, the motor 4 starts to drive the screw 41 to rotate, and drives the beam 2 to move upwards through the slide 34, so as to drive the first cover 31, the second cover 32, and the detection box 5 to move upwards, at this time, the first cover 31 and the second cover 32 are still closed to shield the upper portion and the side portion of the detection box 5, and air can enter from the lower portion to be detected by the detection box 5, which is the partially open state in this embodiment.
Referring to fig. 7, when the weather condition is good, the sliding block 34 continues to push the cross beam 2 to move upwards under the driving of the sliding block until the insert plate 21 is clamped into the slot 22 to fix the cross beam 2, at this time, the motor 4 drives the screw 41 to rotate reversely to drive the sliding block 34 to move downwards, and further, the connecting rod 33 drives the first cover 31 and the second cover 32 to open to expose the detection box 5, so that the detection box 5 is fully placed in the ambient air to ensure the rapid accuracy of detection, and at this time, the detection box is in a completely open state in the embodiment; and be equipped with the photovoltaic board on the inner wall of first cover 31 with second cover 32 after first cover 31 with second cover 32 is opened, the photovoltaic board can pass through sunshine to detect the subassembly power supply in the detection case 5, resources are saved.
Example 2:
the embodiment provides a working method of a movable emergency outdoor air quality detection device, wherein the detection device comprises an overall folding state, a partial opening state and a complete opening state; in the integrally retracted state, the first cover 31 and the second cover 32 are closed, and the lower ends of the first cover 31 and the second cover 32 are abutted against the base 1; in the partially opened state, the first cover 31 and the second cover 32 are closed, and the first cover 31 and the second cover 32 and the detection box 5 are positioned on the upper side of the straight plate 11; in the fully open state, the position of the cross member 2 and the straight plate 11 is fixed, and the first cover 31 and the second cover 32 are opened.
In the process that the detection device is changed from the integral folding state to the partially open state, the driving mechanism drives the sliding block 34 to move upwards to push the cross beam 2, and the cross beam 2 drives the first cover 31, the second cover 32 and the detection box 5 to move upwards; in the process of changing the detection device from the partially opened state to the fully opened state, the insertion plate 21 is inserted into the insertion slot 22, the driving mechanism drives the sliding block 34 to move downwards, and the connecting rod 33 drives the first cover 31 and the second cover 33 to be opened.
The foregoing is only exemplary of the invention, and many other embodiments of the invention are possible, and all modifications and variations of the invention are intended to fall within the scope of the invention.
Claims (7)
1. The movable emergency outdoor air quality detection device is characterized by comprising a base (1), wherein a straight plate (11) is arranged in the middle of the base (1) in an upward extending mode, a through chute (12) is arranged in the straight plate (11), a cross beam (2) is arranged in the chute (12) in a vertical sliding mode, two ends of the cross beam (2) extend out of the chute (12), a detection box (5) is fixedly arranged on the extending part of the cross beam (2), and a detection assembly for detecting air quality is arranged in the detection box (5); a parking mechanism for parking the cross beam (2) when the cross beam (2) moves above the sliding groove (12) is arranged in the cross beam (2); a first cover (31) and a second cover (32) are coaxially hinged at two ends of the cross beam (2), and the first cover (31) and the second cover (32) are mutually opened and closed by taking a hinge shaft as a center; a sliding block (34) is arranged in the sliding groove (12), the sliding block (34) is propped against the lower part of the cross beam (2), and a driving mechanism for driving the sliding block (34) to move up and down is arranged on the straight plate (11); through grooves (13) are formed in two side walls of the sliding groove (12), two ends of the sliding block (34) extend out of the through grooves (13) partially, connecting rods (33) are hinged to the two ends of the sliding block, and the two connecting rods (33) are hinged to the first cover (31) and the second cover (32) respectively except for the part right above the hinge shaft;
the parking mechanism comprises slots (22) formed in two side walls of the sliding groove (12), inserting plates (21) used for being clamped into the slots (22) are horizontally arranged at two ends of the cross beam (2) in a sliding mode, springs (23) used for pushing the inserting plates (21) in a direction away from the cross beam (2) are arranged in the cross beam (2), and unlocking mechanisms used for pulling the inserting plates (21) out of the slots (22) are further arranged in the cross beam (2);
the detection device comprises an overall folding state, a partial opening state and a complete opening state; in the integrally retracted state, the first cover (31) and the second cover (32) are closed, and the lower ends of the first cover (31) and the second cover (32) are abutted against the base (1); in the partially opened state, the first cover (31) and the second cover (32) are closed, and the first cover (31) and the second cover (32) and the detection box (5) are positioned on the upper side of the straight plate (11); in the fully open state, the position of the cross beam (2) and the straight plate (11) is fixed, and the first cover (31) and the second cover (32) are opened;
in the process that the detection device is changed from the integral folding state to the partial opening state, the driving mechanism drives the sliding block (34) to move upwards to push the cross beam (2), and the cross beam (2) drives the first cover (31), the second cover (32) and the detection box (5) to move upwards; in the process that the detection device is changed from the partial open state to the full open state, the inserting plate (21) is inserted into the inserting groove (22), the driving mechanism drives the sliding block (34) to move downwards, and the connecting rod (33) drives the first cover (31) and the second cover (32) to be opened.
2. A mobile emergency outdoor air quality inspection device according to claim 1, characterized in that the unlocking mechanism comprises an electromagnet (24) for pulling the insert plate (21) in a direction approaching the cross beam (2), the insert plate (21) being of ferromagnetic metal.
3. A mobile emergency outdoor air quality inspection device according to claim 1, characterized in that the width of the insert plate (21) is greater than the width of the through slot (13).
4. The movable emergency outdoor air quality detection device according to claim 1, wherein a motor (4) is fixedly installed on the straight plate (11), an output end of the motor (4) is connected with a screw rod (41), the screw rod (41) vertically extends into the sliding groove (12), and the sliding block (34) is in threaded connection with the screw rod (41).
5. A mobile emergency outdoor air quality inspection device according to claim 1, characterized in that the chute (12) extends into the base (1) and the through slot (13) extends into the base (1).
6. A mobile emergency outdoor air quality inspection device according to claim 1, characterized in that the first cover (31) and the second cover (32) are provided with handles (35) at their upper ends.
7. A mobile emergency outdoor air quality inspection device according to claim 1, characterized in that the inner walls of the first and second covers (31, 32) are provided with photovoltaic panels for powering the inspection assembly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111264377.4A CN114034815B (en) | 2021-10-28 | 2021-10-28 | Movable emergency outdoor air quality detection device and working method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111264377.4A CN114034815B (en) | 2021-10-28 | 2021-10-28 | Movable emergency outdoor air quality detection device and working method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114034815A CN114034815A (en) | 2022-02-11 |
| CN114034815B true CN114034815B (en) | 2023-07-18 |
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| CN202111264377.4A Active CN114034815B (en) | 2021-10-28 | 2021-10-28 | Movable emergency outdoor air quality detection device and working method thereof |
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