CN217931572U - Tester for carbon dioxide concentration in air - Google Patents
Tester for carbon dioxide concentration in air Download PDFInfo
- Publication number
- CN217931572U CN217931572U CN202221351340.5U CN202221351340U CN217931572U CN 217931572 U CN217931572 U CN 217931572U CN 202221351340 U CN202221351340 U CN 202221351340U CN 217931572 U CN217931572 U CN 217931572U
- Authority
- CN
- China
- Prior art keywords
- carbon dioxide
- shell
- air
- singlechip
- tester
- 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
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 title claims abstract description 118
- 229910002092 carbon dioxide Inorganic materials 0.000 title claims abstract description 59
- 239000001569 carbon dioxide Substances 0.000 title claims abstract description 59
- 238000001514 detection method Methods 0.000 claims abstract description 19
- 230000005611 electricity Effects 0.000 claims abstract description 14
- 238000000605 extraction Methods 0.000 claims abstract description 10
- 230000000740 bleeding effect Effects 0.000 claims abstract description 4
- 229910000838 Al alloy Inorganic materials 0.000 claims description 3
- 210000003437 trachea Anatomy 0.000 claims description 3
- 238000005086 pumping Methods 0.000 claims description 2
- 238000012360 testing method Methods 0.000 description 5
- 238000013016 damping Methods 0.000 description 4
- 230000006378 damage Effects 0.000 description 3
- 239000000428 dust Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 230000029058 respiratory gaseous exchange Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 231100000572 poisoning Toxicity 0.000 description 1
- 230000000607 poisoning effect Effects 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
Images
Classifications
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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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- Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
- Sampling And Sample Adjustment (AREA)
Abstract
The utility model discloses a tester for carbon dioxide concentration in air, which comprises a shell and an air extraction unit; a housing: the middle part of the rear side wall of the shell is provided with a carbon dioxide sensor, the upper end of the rear side wall of the shell is provided with a storage battery, and a display screen is arranged at a mounting hole of the front side wall of the shell; an air extraction unit: set up in the inside left end of shell, bleed the outlet duct of unit and the detection chamber intercommunication of carbon dioxide sensor, wherein: still include the singlechip, the singlechip sets up in the middle part of lateral wall behind the shell, the input of singlechip is connected to the output electricity of battery, carbon dioxide sensor and the two-way electricity of singlechip are connected, the output of singlechip is connected to the input electricity of display screen, the unit of bleeding includes miniature air pump, exhaust tube and connector, carbon dioxide concentration tester in this air, equipment is equipped with good protection, long service life is equipped with the telescopic exhaust tube simultaneously, can detect the environment of more distant place when handheld.
Description
Technical Field
The utility model relates to a gas tester technical field specifically is a carbon dioxide concentration tester in air.
Background
It is known that carbon dioxide gas is the partly of atmosphere constitution, abundant in nature, when carbon dioxide concentration is lower in the air, do not have harm to the human body, can restrain the breathing centre when carbon dioxide concentration's concentration is higher, cause carbon dioxide poisoning, and then need carbon dioxide concentration tester to test carbon dioxide's in the air concentration, present carbon dioxide concentration tester mostly is when handing, it is good to carry the convenience, high durability and convenient use, its detection port generally is seted up on the fuselage, lack the protection, dust or other different easy jam detection ports, influence its life, it is nearer apart from the human body to detect the mouth when handheld detection simultaneously, detection range is little, and then human carbon dioxide of breathing out causes the influence to the test result easily, and cause harm to the human body when testing environment concentration is too big, and then influence the security when using, still be unfavorable for the inside carbon dioxide concentration's in space detection, the convenience of use is relatively poor, therefore, we propose a narrow and small carbon dioxide concentration tester in the air.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to overcome current defect, provide a carbon dioxide concentration tester in air, equipment is equipped with good protection, and long service life can detect the environment of far away department when handheld, can effectively solve the problem in the background art.
In order to achieve the above object, the utility model provides a following technical scheme: a tester for the concentration of carbon dioxide in air comprises a shell and an air extraction unit;
a housing: a carbon dioxide sensor is arranged in the middle of the rear side wall of the shell, a storage battery is arranged at the upper end of the rear side wall of the shell, and a display screen is arranged at a mounting hole of the front side wall of the shell;
an air extraction unit: the air outlet pipe of the air pumping unit is communicated with the detection cavity of the carbon dioxide sensor;
wherein: still include the singlechip, the singlechip sets up in the middle part of lateral wall behind the shell, and the input of singlechip is connected to the output electricity of battery, and carbon dioxide sensor and the two-way electricity of singlechip are connected, and the output of singlechip is connected to the input electricity of display screen, and equipment is equipped with good protection, and long service life can detect the environment of far away department when handheld simultaneously, and then detects the accuracy height, and it is just good to use, and the safety in utilization is high.
Further, the unit of bleeding includes miniature air pump, exhaust tube and connector, miniature air pump sets up in the lower extreme of lateral wall behind the shell, and the exhaust tube sets up in the inside left end of shell, and the lower extreme of exhaust tube is equipped with the connector, and the lower extreme of connector passes through the trachea and communicates with the end of bleeding of miniature air pump, and the end of giving vent to anger of miniature air pump passes through the detection chamber intercommunication of outlet duct and carbon dioxide sensor, and the output of singlechip is connected to the input electricity of miniature air pump, and is convenient to the transport of detection gas.
Furthermore, the exhaust tube is an aluminum alloy telescopic tube, so that the detection range in use is widened.
Further, the air exhaust unit further comprises a collecting cover and a filter screen, the collecting cover is arranged at the upper end of the air exhaust pipe, the filter screen is arranged at the upper end inside the collecting cover, and air can be filtered.
Furthermore, the rotating hole at the upper end of the shell is internally and rotatably connected with a rotating shaft, the upper end of the rotating shaft is fixedly connected with the lower surface of the baffle, and the baffle is matched with the collecting cover to protect the collecting cover.
Furthermore, the lower end of the rotating shaft extends into the shell, a spring piece is arranged at the end head of the rotating shaft, and the spring piece is connected with the upper side wall of the shell in a sliding mode, so that the damping of the rotating shaft during rotation is increased.
Furthermore, the upper end of the outer arc surface of the collecting cover is symmetrically provided with a convex block, so that the collecting cover can be conveniently drawn out.
Compared with the prior art, the beneficial effects of the utility model are that: this carbon dioxide concentration tester in air has following benefit:
1. during the use, stir the baffle and make it stagger with the upper end of collecting the cover, and then the baffle drives the pivot and rotates, the pivot drives the spring leaf rotation, the spring leaf takes place the relative slip with the last lateral wall of shell, and there is certain frictional force with the last lateral wall of shell when the spring leaf is rotatory, and then can promote the damping of pivot and feel, the free movement of restriction baffle, when not using, the baffle can hide the inlet end of collecting the cover, and then prevent that external foreign matter from causing the damage of air inlet, and collect the inside upper end of cover and be equipped with the filter screen and the filter screen can filter the entering that prevents the dust to the air that detects simultaneously, and then promoted check out test set's life greatly, and protective assembly opens convenient to use convenience high.
2. Collect the cover through the upwards pull of lug, it stretches out to collect the inside body that the cover drove the bleed tube, the bleed tube has multisection body cover together and then has longer length after stretching out, detection range when can promoting handheld, then regulate and control the singlechip through the button on shell surface, miniature air pump and carbon dioxide sensor work, and then under the effect of miniature air pump, the inside that the filtration pore that external air passed the filter screen enters into the bleed tube through collecting the cover, then enter into the inside of miniature air pump through connector and trachea, and then miniature air pump sends the air into the inside in carbon dioxide sensor's detection chamber through the outlet duct, carbon dioxide sensor will detect data transfer and give the singlechip, the singlechip carries for the display screen after to data processing shows, and then realize the carbon dioxide concentration test, through the setting of telescopic bleed tube and miniature air pump, can detect the environment of far away department when handheld, and then security and convenience when having promoted the use, can promote the precision that detects simultaneously.
Drawings
FIG. 1 is a schematic view of the present invention;
FIG. 2 is an enlarged schematic view of the structure at A of the present invention;
fig. 3 is a schematic sectional structural view of the housing of the present invention.
In the figure: the device comprises a shell 1, a carbon dioxide sensor 2, a storage battery 3, a display screen 4, a singlechip 5, an air extraction unit 6, a miniature air pump 61, an air extraction pipe 62, a connector 63, a collection cover 64, a filter screen 65, a lug 7, a rotating shaft 8, a baffle 9 and a spring piece 10.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the 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 efforts all belong to the protection scope of the present invention.
Referring to fig. 1-3, the present embodiment provides a technical solution: a tester for the concentration of carbon dioxide in air comprises a shell 1 and an air extraction unit 6;
the shell 1: a carbon dioxide sensor 2 is arranged in the middle of the rear side wall of the shell, parts in the shell 1 provide protection and mounting positions, a storage battery 3 is arranged at the upper end of the rear side wall of the shell 1, the storage battery 3 provides electric energy for the operation of an electric appliance, and a display screen 4 is arranged at the mounting hole of the front side wall of the shell 1;
the air extraction unit 6: the air extracting unit 6 comprises a micro air pump 61, an air extracting pipe 62 and a connector 63, the micro air pump 61 is arranged at the lower end of the rear side wall of the shell 1, the air extracting pipe 62 is arranged at the left end of the inner part of the shell 1, the connector 63 is arranged at the lower end of the air extracting pipe 62, the lower end of the connector 63 is communicated with the air extracting end of the micro air pump 61 through an air pipe, the air outlet end of the micro air pump 61 is communicated with the detection cavity of the carbon dioxide sensor 2 through an air outlet pipe, the input end of the micro air pump 61 is electrically connected with the output end of the singlechip 5, the air extracting pipe 62 is an aluminum alloy telescopic pipe, the air extracting unit 6 further comprises a collecting cover 64 and a filter screen 65, the collecting cover 64 is arranged at the upper end of the air extracting pipe 62, the collecting cover 64 drives the pipe body in the air extracting pipe 62 to extend out, the air extracting pipe 62 is provided with a plurality of pipe bodies which are sleeved together and then have a longer length after extending out, the detection range during hand holding can be improved, the upper end inside the collecting cover 64 is provided with the filter screen 65, the filter screen 65 filters detected air to prevent dust from entering, under the action of the micro air pump 61, outside air passes through the filter hole of the filter screen 65 and enters the inner part of the exhaust pipe 62 through the collecting cover 64, then enters the inner part of the micro air pump 61 through the connector 63 and the air pipe, the micro air pump 61 sends the air into the detection cavity of the carbon dioxide sensor 2 through the air outlet pipe, the rotating hole at the upper end of the shell 1 is rotatably connected with the rotating shaft 8, the upper end of the rotating shaft 8 is fixedly connected with the lower surface of the baffle 9, the baffle 9 is matched with the collecting cover 64, the lower end of the rotating shaft 8 extends to the inner part of the shell 1 and is provided with the spring leaf 10 at the end, and the spring leaf 10 is connected with the upper side wall of the shell 1 in a sliding manner, when the collecting cover is used, the baffle 9 is shifted to be staggered with the upper end of the collecting cover 64, the baffle 9 drives the rotating shaft 8 to rotate, the rotating shaft 8 drives the spring piece 10 to rotate, the spring piece 10 slides relative to the upper side wall of the shell 1, and the spring piece 10 has certain friction with the upper side wall of the shell 1 when rotating, so that the damping feeling of the rotating shaft 8 can be improved, the baffle 9 is limited to move freely, the upper end of the outer arc surface of the collecting cover 64 is symmetrically provided with the convex blocks 7, and the collecting cover 64 is pulled upwards through the convex blocks 7;
wherein: still include singlechip 5, singlechip 5 sets up in the middle part of shell 1 rear side wall, and singlechip 5's input is connected to battery 3's output electricity, and carbon dioxide sensor 2 is connected with singlechip 5 two-way electricity, and singlechip 5's output is connected to display screen 4's input electricity, regulates and control singlechip 5 through the button on shell 1 surface, and miniature air pump 61 and carbon dioxide sensor 2 work.
The utility model provides a pair of carbon dioxide concentration tester's in air theory of operation as follows: when the device is used, the baffle 9 is shifted to be staggered with the upper end of the collecting cover 64, the baffle 9 drives the rotating shaft 8 to rotate, the rotating shaft 8 drives the spring piece 10 to rotate, the spring piece 10 slides relative to the upper side wall of the shell 1, and the spring piece 10 has certain friction force with the upper side wall of the shell 1 when rotating, so that the damping sense of the rotating shaft 8 can be improved, the baffle 9 is limited to move freely, then the collecting cover 64 is pulled upwards through the bump 7, the collecting cover 64 drives the pipe body inside the exhaust pipe 62 to stretch out, the exhaust pipe 62 is provided with a plurality of pipe bodies which are sleeved together and then have longer length after stretching out, the detection range during hand holding can be improved, then the single chip microcomputer 5 is regulated and controlled through the keys on the surface of the shell 1, the micro air pump 61 and the carbon dioxide sensor 2 work, further under the action of the micro air pump 61, the external air passes through the filter hole of the filter screen 65 and enters the inside of the exhaust pipe 62 through the collecting cover 64, then enters the inside of the micro air pump 61 through the air pump connector 63 and the air pipe connector 61, further, the micro air pump 61 sends the air into the detection cavity of the single chip microcomputer 2 through the carbon dioxide sensor 2, the single chip microcomputer 5, the carbon dioxide sensor 5 processes data and then the carbon dioxide concentration display screen, and displays the carbon dioxide display screen, and then the carbon dioxide display screen after the carbon dioxide display screen.
It should be noted that the carbon dioxide sensor 2, the display screen 4, the single chip 5 and the micro air pump 61 disclosed in the above embodiments may be freely configured according to actual application scenarios, the carbon dioxide sensor 2 may be a carbon dioxide sensor of the type CM1106SL-N, and the single chip 5 controls the carbon dioxide sensor 2, the display screen 4, the single chip 5 and the micro air pump 61 to work by using a method commonly used in the prior art.
The above-mentioned only be the embodiment of the present invention, not consequently the restriction of the patent scope of the present invention, all utilize the equivalent structure or equivalent flow transform made of the content of the specification and the attached drawings, or directly or indirectly use in other relevant technical fields, all including in the same way the patent protection scope of the present invention.
Claims (7)
1. The utility model provides a carbon dioxide concentration tester in air which characterized in that: comprises a shell (1) and an air extraction unit (6);
housing (1): a carbon dioxide sensor (2) is arranged in the middle of the rear side wall of the shell, a storage battery (3) is arranged at the upper end of the rear side wall of the shell (1), and a display screen (4) is arranged at a mounting hole in the front side wall of the shell (1);
air extraction unit (6): the air outlet pipe of the air pumping unit (6) is communicated with the detection cavity of the carbon dioxide sensor (2);
wherein: still include singlechip (5), singlechip (5) set up in the middle part of shell (1) rear side wall, the input of singlechip (5) is connected to the output electricity of battery (3), and carbon dioxide sensor (2) and singlechip (5) two-way electricity are connected, and the output of singlechip (5) is connected to the input electricity of display screen (4).
2. The tester for carbon dioxide concentration in air according to claim 1, wherein: bleed unit (6) and include miniature air pump (61), exhaust tube (62) and connector (63), miniature air pump (61) set up in the lower extreme of shell (1) rear side wall, and exhaust tube (62) set up in the left end of shell (1) inside, and the lower extreme of exhaust tube (62) is equipped with connector (63), and the lower extreme of connector (63) passes through the end intercommunication of bleeding of trachea and miniature air pump (61), and the end of giving vent to anger of miniature air pump (61) passes through the detection chamber intercommunication of outlet duct and carbon dioxide sensor (2), and the output of singlechip (5) is connected to the input electricity of miniature air pump (61).
3. The tester for the concentration of carbon dioxide in air according to claim 2, wherein: the air suction pipe (62) is an aluminum alloy telescopic pipe.
4. The tester for the concentration of carbon dioxide in air according to claim 2, wherein: the air exhaust unit (6) further comprises a collecting cover (64) and a filter screen (65), the collecting cover (64) is arranged at the upper end of the air exhaust pipe (62), and the filter screen (65) is arranged at the upper end inside the collecting cover (64).
5. The tester for the concentration of carbon dioxide in air according to claim 4, wherein: the rotating hole at the upper end of the shell (1) is internally and rotatably connected with a rotating shaft (8), the upper end of the rotating shaft (8) is fixedly connected with the lower surface of a baffle plate (9), and the baffle plate (9) is matched with the collecting cover (64).
6. The tester for carbon dioxide concentration in air according to claim 5, wherein: the lower end of the rotating shaft (8) extends into the shell (1) and is provided with a spring piece (10) at the end, and the spring piece (10) is connected with the upper side wall of the shell (1) in a sliding mode.
7. The tester for carbon dioxide concentration in air according to claim 4, wherein: the upper end of the outer arc surface of the collecting cover (64) is symmetrically provided with a convex block (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221351340.5U CN217931572U (en) | 2022-05-31 | 2022-05-31 | Tester for carbon dioxide concentration in air |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221351340.5U CN217931572U (en) | 2022-05-31 | 2022-05-31 | Tester for carbon dioxide concentration in air |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217931572U true CN217931572U (en) | 2022-11-29 |
Family
ID=84181333
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221351340.5U Expired - Fee Related CN217931572U (en) | 2022-05-31 | 2022-05-31 | Tester for carbon dioxide concentration in air |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217931572U (en) |
-
2022
- 2022-05-31 CN CN202221351340.5U patent/CN217931572U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20221129 |