CN214895127U - Portable instrument for air quality detection - Google Patents
Portable instrument for air quality detection Download PDFInfo
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- CN214895127U CN214895127U CN202120765912.3U CN202120765912U CN214895127U CN 214895127 U CN214895127 U CN 214895127U CN 202120765912 U CN202120765912 U CN 202120765912U CN 214895127 U CN214895127 U CN 214895127U
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Abstract
The utility model discloses a portable instrument for air quality detection, which comprises an outer shell, the inside fixed mounting of shell has the baffle, the baffle separates into detection cavity and control cavity inside the shell, and detects the cavity and be located the control cavity top, the inside bottom fixed mounting of control cavity has the singlechip, detection assembly includes transfer line and screw lead screw, the screw lead screw is equipped with two, the outside both sides fixed mounting of transfer line has the worm, two the outside of screw lead screw is located worm department fixed mounting has the worm wheel, two the outside slidable mounting of screw lead screw has slip nut; the utility model discloses simple structure, convenient operation is swift, and the cost of manufacture is low and performance safe and reliable, conveniently carries with oneself, can carry out the detection of air anytime and anywhere, and the testing result is direct to be shown on the display screen, conveniently looks over, has very good practicality.
Description
Technical Field
The utility model relates to an air quality detects technical field, specifically is a portable instrument for air quality detects.
Background
With the continuous improvement of living standard, the health consciousness of the masses is gradually improved, and the requirement on the air quality is higher and higher. The quality of air reflects the concentration of pollutants in the air, and air pollution is a complex phenomenon, and the concentration of the pollutants in the air is influenced by a plurality of factors at a specific time and place. Tail gas of vehicles, ships and airplanes, production and emission of industrial enterprises, residential life and heating, and waste incineration are all factors influencing air quality, and development density, landform, weather and the like of cities are also important factors influencing air quality.
However, most of the existing air quality detection devices detect through a special part mechanism, the used instruments are large, the cost is high, the air quality detection devices are not suitable for being used at home, air quality detection can not be carried out anytime and anywhere, and when the air quality detection devices are not used, the detection sensors can not be protected, so that the service life of the device can be shortened.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a portable instrument for air quality detects to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: a portable meter for air quality detection, comprising:
the device comprises a shell, wherein a partition plate is fixedly arranged in the shell and divides the shell into a detection cavity and a control cavity, the detection cavity is positioned above the control cavity, and the bottom end in the control cavity is fixedly provided with a single chip microcomputer;
the detection assembly comprises two transmission rods and two threaded screws, worms are fixedly mounted on two sides of the outer portion of each transmission rod, worm wheels are fixedly mounted on the outer portions, located at the worms, of the two threaded screws, sliding nuts are slidably mounted on the outer portions of the two threaded screws, lifting plates are fixedly mounted on the outer portions of the sliding nuts, a detection table is fixedly mounted on the surface of the top end of each lifting plate, and an air quality sensor is fixedly mounted on the surface of the top end of each detection table;
a sealing cover;
one end of the transmission rod is rotatably installed inside the detection chamber through a bearing seat, the two threaded screw rods are rotatably installed inside the detection chamber through the bearing seat, and the sealing cover is installed at an opening formed in the surface of the top end of the shell in a threaded mode;
and the singlechip is electrically connected with the air quality sensor.
Preferably, the method further comprises the following steps:
a display screen;
an indicator light;
a switch button;
the display screen, the indicator light and the switch button are fixedly arranged on the surface of the outer wall of the shell from top to bottom in sequence;
the single chip microcomputer is electrically connected with the display screen, the indicating lamp and the switch button respectively.
Preferably, the method further comprises the following steps:
a hoisting ring;
and the lifting rings are fixedly arranged on two sides of the top end of the shell.
Preferably, the method further comprises the following steps:
a power supply module;
the power supply module is fixedly arranged at the bottom end in the control chamber;
the single chip microcomputer is electrically connected with the power supply module.
Preferably, one end of the transmission rod extends to the outside of the shell and is fixedly provided with an adjusting knob.
Preferably, the worm is in meshed connection with the worm wheel.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model discloses simple structure, convenient operation is swift, and the cost of manufacture is low and performance safe and reliable, conveniently carries with oneself, can carry out the detection of air anytime and anywhere, and the testing result is direct to be shown on the display screen, conveniently looks over, has very good practicality.
2. The utility model discloses a detection subassembly of installation, when examining, can drive the transfer line through rotatory adjust knob and rotate, transmission through between worm and the worm wheel, then can drive the screw lead screw and rotate, make sliding nut reciprocate along the screw lead screw outside, when clockwise rotation transfer line, then enable sliding nut and upwards remove, then can move the lifter plate and upwards remove, can shift out the shell with detecting the air quality sensor on the bench, then can realize the detection to the air on every side, wait to detect and detect the completion after, the anticlockwise rotation transfer line again, then can be with detecting the air quality sensor on the bench and withdraw to the shell in, can seal air quality sensor, thereby can prolong this air quality sensor's life.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the internal structure of the present invention;
FIG. 3 is a schematic structural view of a worm wheel and a worm according to the present invention;
fig. 4 is a schematic diagram of the component frame structure of the present invention.
In the figure: 10-a housing; 11-a detection chamber; 12-a control chamber; 13-a power supply module; 14-a single chip microcomputer; 20-a display screen; 30-an indicator light; 40-a hoisting ring; 50-a detection component; 51-a transmission rod; 52-adjusting knob; 53-threaded lead screw; 54-a slip nut; 55-a lifter plate; 56-detection table; 57-air mass sensor; 58-a worm gear; 59-a worm; 60-switch buttons; 70-a separator; 80-sealing cover.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides a technical solution: a portable meter for air quality detection, comprising: housing 10, sensing assembly 50, and sealing cap 80.
In this embodiment, the housing 10 has a rectangular structure.
Wherein, the inside fixed mounting of shell 10 has baffle 70, baffle 70 separates into with shell 10 inside and detects cavity 11 and control chamber 12, and detects cavity 11 and be located control chamber 12 top, the inside bottom fixed mounting of control chamber 12 has singlechip 14.
In this embodiment, the type of the single chip microcomputer 14 is ATXMEGA16D 4-MHR.
Further, the air quality sensor 57 transmits the detected data information to the single chip microcomputer 14, and the single chip microcomputer 14 processes and analyzes the data information and displays the detected value through the display screen 20.
Wherein, the detection assembly 50 includes transfer line 51 and screw lead screw 53, screw lead screw 53 is equipped with two, the outside both sides fixed mounting of transfer line 51 has worm 59, two the outside worm 59 department fixed mounting that is located of screw lead screw 53 has worm wheel 58, two the outside slidable mounting of screw lead screw 53 has sliding nut 54, the outside fixed mounting of sliding nut 54 has lifter plate 55, lifter plate 55 top fixed surface installs detects platform 56, it has air quality sensor 57 to detect 56 top fixed surface.
In this embodiment, the worm 59 is engaged with the worm wheel 58.
In this embodiment, specifically, the model of the air quality sensor 57 is MIX2112, and the air quality sensor 57 can detect gases such as formaldehyde, benzene, carbon monoxide, hydrogen, alcohol, ammonia gas, cigarette smoke, essence, and the like.
Further, during detection, the transmission rod 51 can be driven to rotate by rotating the adjusting knob 52, the threaded screw rod 53 can be driven to rotate by transmission between the worm 59 and the worm wheel 58, so that the sliding nut 54 can move up and down along the outside of the threaded screw rod 53, when the transmission rod 51 is rotated clockwise, the sliding nut 54 can move upwards, the lifting plate 55 can be driven to move upwards, the air quality sensor 57 on the detection table 56 can be moved out of the shell 10, detection of surrounding air can be achieved, after detection is finished, the transmission rod 51 is rotated anticlockwise, the air quality sensor 57 on the detection table 56 can be retracted into the shell 10, the air quality sensor 57 can be sealed, and the service life of the air quality sensor can be prolonged.
One end of the transmission rod 51 is rotatably mounted inside the detection chamber 11 through a bearing seat, the two threaded lead screws 53 are rotatably mounted inside the detection chamber 11 through the bearing seat, and the sealing cover 80 is threadedly mounted at an opening formed in the top end surface of the shell 10.
The single chip microcomputer 14 is electrically connected with the air quality sensor 57.
Wherein, still include: display screen 20, indicator light 30, and switch buttons 60.
Further, the display screen 20 is used to display the detected numerical value.
Further, when the detected value exceeds the standard, the indicator lamp 30 may be lighted in red, and when the detected value is normal, the indicator lamp 30 may be lighted in green.
Wherein, the display screen 20, the indicator light 30 and the switch button 60 are sequentially and fixedly installed on the outer wall surface of the housing 10 from top to bottom.
The single chip microcomputer 14 is electrically connected to the display screen 20, the indicator light 30 and the switch button 60.
Wherein, still include: a lifting ring 40.
Further, the device can be secured to a backpack or other object by a hanging ring 40.
Wherein, the hanging ring 40 is fixedly installed at two sides of the top end of the shell 10.
Wherein, still include: and a power supply module 13.
In this embodiment, the power supply module 13 may be a storage battery.
Further, the power supply module 13 is used for supplying power to the device.
Wherein, the power supply module 13 is fixedly installed at the bottom end inside the control chamber 12.
The single chip 14 is electrically connected with the power supply module 13.
Wherein, one end of the transmission rod 51 extends to the outside of the housing 10 and is fixedly provided with an adjusting knob 52.
The working principle is as follows: during detection, the transmission rod 51 can be driven to rotate by rotating the adjusting knob 52, the threaded screw rod 53 can be driven to rotate by transmission between the worm 59 and the worm wheel 58, so that the sliding nut 54 can move up and down along the outside of the threaded screw rod 53, when the transmission rod 51 is rotated clockwise, the sliding nut 54 can move up, the lifting plate 55 can be driven to move up, the air quality sensor 57 on the detection table 56 can be moved out of the shell 10, detection of surrounding air can be realized, the air quality sensor 57 transmits detected data information to the single chip microcomputer 14, the single chip microcomputer 14 displays detected values through the display screen 20 after processing and analysis, after detection is finished, the transmission rod 51 is rotated anticlockwise, the air quality sensor 57 on the detection table 56 can be retracted into the shell 10, the air mass sensor 57 can be sealed, so that the service life of the air mass sensor can be extended.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. A portable meter for air quality testing, comprising:
the device comprises a shell (10), wherein a partition plate (70) is fixedly installed inside the shell (10), the partition plate (70) divides the inside of the shell (10) into a detection chamber (11) and a control chamber (12), the detection chamber (11) is positioned above the control chamber (12), and a single chip microcomputer (14) is fixedly installed at the bottom end inside the control chamber (12);
the detection device comprises a detection assembly (50), wherein the detection assembly (50) comprises a transmission rod (51) and two thread screws (53), two threads of screws (53) are arranged, worms (59) are fixedly installed on two sides of the outside of the transmission rod (51), worm wheels (58) are fixedly installed at the positions, located at the worms (59), of the outside of the two threads of screws (53), sliding nuts (54) are slidably installed on the outside of the two threads of screws (53), lifting plates (55) are fixedly installed on the outside of the sliding nuts (54), a detection table (56) is fixedly installed on the surface of the top end of each lifting plate (55), and an air quality sensor (57) is fixedly installed on the surface of the top end of each detection table (56);
a sealing cover (80);
one end of the transmission rod (51) is rotatably installed inside the detection chamber (11) through a bearing seat, the two threaded screw rods (53) are rotatably installed inside the detection chamber (11) through the bearing seat, and the sealing cover (80) is installed at an opening formed in the top end surface of the shell (10) in a threaded mode;
the single chip microcomputer (14) is electrically connected with the air quality sensor (57).
2. The portable meter for air quality detection of claim 1, wherein: further comprising:
a display screen (20);
an indicator light (30);
an on-off button (60);
the display screen (20), the indicator light (30) and the switch button (60) are fixedly arranged on the surface of the outer wall of the shell (10) from top to bottom in sequence;
the single chip microcomputer (14) is electrically connected with the display screen (20), the indicator lamp (30) and the switch button (60) respectively.
3. The portable meter for air quality detection of claim 1, wherein: further comprising:
a lifting ring (40);
wherein, rings (40) are fixedly arranged on two sides of the top end of the shell (10).
4. The portable meter for air quality detection of claim 1, wherein: further comprising:
a power supply module (13);
the power supply module (13) is fixedly arranged at the bottom end inside the control chamber (12);
the single chip microcomputer (14) is electrically connected with the power supply module (13).
5. The portable meter for air quality detection of claim 1, wherein: one end of the transmission rod (51) extends to the outside of the shell (10) and is fixedly provided with an adjusting knob (52).
6. The portable meter for air quality detection of claim 1, wherein: the worm (59) is in meshed connection with the worm wheel (58).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120765912.3U CN214895127U (en) | 2021-04-15 | 2021-04-15 | Portable instrument for air quality detection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120765912.3U CN214895127U (en) | 2021-04-15 | 2021-04-15 | Portable instrument for air quality detection |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214895127U true CN214895127U (en) | 2021-11-26 |
Family
ID=78887263
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120765912.3U Active CN214895127U (en) | 2021-04-15 | 2021-04-15 | Portable instrument for air quality detection |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214895127U (en) |
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2021
- 2021-04-15 CN CN202120765912.3U patent/CN214895127U/en active Active
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