CN209215388U - Alcohol content tester - Google Patents
Alcohol content tester Download PDFInfo
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- CN209215388U CN209215388U CN201822029749.5U CN201822029749U CN209215388U CN 209215388 U CN209215388 U CN 209215388U CN 201822029749 U CN201822029749 U CN 201822029749U CN 209215388 U CN209215388 U CN 209215388U
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- alcohol content
- alcohol
- content tester
- shell
- air inlet
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Abstract
The utility model relates to a kind of alcohol content testers.The alcohol content tester includes: shell, is installed on the alcohol sensor (8), air pump (7) and main tracheae (12) of the enclosure interior；The shell is equipped with the air inlet for entering enclosure interior for the expiration of tested person, which the thumb for being suitable for tested person is equipped with around the air inlet and other four finger grippings are held and thumb and index finger can be surrounded to form the outer wall for the cavity for being similar to blow gun structure；The main tracheae is connected to the air inlet and alcohol sensor and air pump with the expiration to alcohol sensor and air pump conveying tested person.The alcohol content tester of the utility model is not necessarily to optional equipment blow gun, reduces use cost, and can guarantee alcohol detection accuracy.
Description
Technical field
The utility model relates to field of measuring technique more particularly to a kind of alcohol content testers.
Background technique
Drive when intoxicated is one of the main reason for causing road traffic accident.In recent years, traffic police is when investigation is driven when intoxicated
The alcohol content in alcohol content tester detection driver's exhaled gas is generallyd use as foundation is investigated and prosecuted.Measured passes through alcohol
The blow gun of detector blows air into, and then analyzes alcohol concentration by the alcohol detection module in alcohol content tester.Alcohol inspection
The alcohol detection module for surveying instrument mainly includes alcohol sensor and air pump, and the gas outlet of alcohol sensor connects air pump by conduit
Air inlet, air pump is evacuated when detection, is entered the gas in alcohol sensor and is passed through alcohol sensing under air pump suction
The gas outlet of device enters conduit and enters back into air pump air inlet, and gas behind air pump inside by air pump gas outlet by being discharged.It enters
By generating electric signal after chemical reaction, which enters single the gas of alcohol sensor after amplification and AD sample circuit
The calculating that alcohol concentration is carried out in piece machine, finally shows calculated result on a display screen.
For the generation for preventing drunk driving, some personages, which understand, oneself is equipped with alcohol content tester as self detection use.The quasi-instrument
It generally requires tested person when in use to blow to alcohol content tester by disposable blow gun, when detection, which can consume, blows
Mouth.Due to the blow gun limited amount of outfit, if alcohol content tester is not just available without disposable blow gun, therefore, limitation
The use of the quasi-instrument.Existing alcohol content tester needs the reason of being equipped with blow gun to be, if the expiration of tested person is not led to
It crosses blow gun but directly blows to alcohol content tester air inlet, expiration can be mixed with air, cause to enter alcohol content tester
Alcohol concentration in interior expiration reduces, and influences the accuracy of testing result.On the one hand, existing alcohol content tester needs are additionally matched
Standby blow gun, causes increased costs, and on the other hand, existing alcohol content tester is not available if not being equipped with blow gun, and therefore, having must
Invent the alcohol content tester for not needing blow gun when a kind of air blowing but can guarantee detection accuracy.
Utility model content
Therefore, it the purpose of this utility model is to provide a kind of alcohol content tester, does not need blow gun but can guarantee detection
Precision.
To achieve the above object, the utility model provides a kind of alcohol content tester, comprising: shell is installed on the shell
Internal alcohol sensor, air pump and main tracheae；The shell is equipped with the air inlet for entering enclosure interior for the expiration of tested person, should
Shell around the air inlet be equipped be suitable for tested person thumb and other four finger grippings are held and thumb can be surrounded with index finger
To form the outer wall for the cavity for being similar to blow gun structure；The main tracheae is connected to the air inlet and alcohol sensor and air pump with to wine
The expiration of smart sensor and air pump conveying tested person.
Wherein, which is in the form of a column, including upper casing, lower casing, front cover and rear cover, which is fixed to lower casing, the front cover
It is fixed to the shell one end, which is fixed to the shell other end, which is set on the front cover, and the shell one end
The section of outer wall be gradually reduced to be suitable for the thumb of tested person and index finger and surround.
Wherein, the outside of the front cover around air inlet in concave to be suitable for gathering the expiration of tested person, before this
The inside of lid is equipped with the cylindrical tubes of connection air inlet, which connects one end of the main tracheae.
Wherein, the inside of the rear cover is equipped with the second cylindrical tubes, which is connected to the other end of the main tracheae.
It wherein, further include bronchus and 90 degree of connecting tubes, which is connected to air pump by bronchus, should
The alcohol sensor other end is connected to second cylindrical tubes by 90 degree of connecting tubes.
It wherein, further include 90 degree of tracheaes, which is connected to second cylindrical tubes.
It wherein, further include USB lid, which is equipped with through-hole and USB is open, and USB lid has for being inserted into the through-hole
Cylinder.
It wherein, further include sealing ring, which is assemblied in the inside of the front cover.
Wherein, further include set on the intracorporal circuit board of the shell, with standoff display screen, screen buffer body and key,
The alcohol sensor, air pump, key and fixed on the board with standoff display screen, which is fixed on upper casing
Inside, the screen are fixed on the concave surface of upper casing inner wall with buffer body.
It wherein, further include film key, which is fixed on the concave surface of upper casing outer wall.
To sum up, the alcohol content tester of the utility model is not necessarily to optional equipment blow gun, reduces use cost, and can guarantee
Alcohol detection accuracy.
Detailed description of the invention
With reference to the accompanying drawing, by the way that specific embodiment of the present utility model is described in detail, the utility model will be made
Technical solution and other beneficial effects are apparent.
In attached drawing,
Fig. 1 is the explosive view of one preferred embodiment of the utility model alcohol content tester；
Fig. 2 to Figure 12 is the assembling process schematic diagram of one preferred embodiment of the utility model alcohol content tester；
Figure 13 A is the schematic top plan view of one preferred embodiment of the utility model alcohol content tester；
Figure 13 B is A-A cross-sectional view in Figure 13 A；
Figure 14 A is the side view of one preferred embodiment of the utility model alcohol content tester；
Figure 14 B is C-C cross-sectional view in Figure 13 A.
Specific embodiment
The alcohol content tester of the utility model specifically includes that shell, is installed on alcohol sensor 8, the gas of the enclosure interior
Pump 7 and main tracheae 12；The shell is equipped with the air inlet for entering enclosure interior for the expiration of tested person, and the shell is in air inlet week
It encloses and is equipped with the outer wall that the thumb for being suitable for tested person and index finger surround；The main tracheae be connected to the air inlet and alcohol sensor and
Air pump is with the expiration to alcohol sensor and air pump conveying tested person.Outer wall of the shell around the air inlet is suitable for being tested
National People's Congress's thumb and index finger are surrounded to form the cavity for being similar to blow gun structure, and further, the shell is outer around the air inlet
Wall is suitable for the thumb of tested person and other four finger grippings are held.
It is the explosive view of one preferred embodiment of the utility model alcohol content tester referring to Fig. 1.In this preferred embodiment
In, it mainly includes upper casing 2, lower casing 18, front cover 11 and rear cover 14 which, which is in the form of a column, which is fixed to lower casing 18, should
Front cover 11 is fixed to the shell one end, which is fixed to the shell other end, which is set on the front cover 11, the shell
The approximate thumb for being suitable for tested person in truncated conical shape is gradually reduced in the section of the outer wall of one end that body is contacted with front cover 11
And index finger surrounds, and close on the housing exterior walls at the reduced cross-sectional can be equipped with the finger positions 181 of some concave-convex surfaces (can
Referring to Figure 12), it is convenient for other three finger grips, naturally it is also possible to which selection is suitble to the thumb and in addition of tested persons using other
The shape that four fingers are surrounded and held.
The outside of the front cover 11 is in concave around air inlet to be suitable for gathering the expiration of tested person, the front cover 11
Inside be equipped with connection air inlet the first cylindrical tubes 111, first cylindrical tubes 111 connect the main tracheae 12 one end.
The utility model alcohol content tester further includes sealing ring 10, which is assemblied in the inside of the front cover 11, before enhancing
Air-tightness between lid 11 and upper casing 2, lower casing 18.
The inside of the rear cover 14 is equipped with the second cylindrical tubes 141, which is connected to the another of the main tracheae 12
One end.The utility model alcohol content tester further includes bronchus 19 and 90 degree connecting tube 9, and 8 one end of alcohol sensor passes through branch
Tracheae 19 is connected to air pump 7, and 8 other end of alcohol sensor is connected to second cylindrical tubes 141 by 90 degree of connecting tubes 9.Also
Including 90 degree of tracheaes 13, which is connected to second cylindrical tubes 141.
The utility model alcohol content tester further includes USB lid 15, which is equipped with through-hole 143 and USB opening 144, should
USB lid 15 has the cylinder 151 for being inserted into the through-hole 143；USB lid 15 can be embedded in USB opening 144, be connect using USB
USB lid 15 is opened when mouth, USB opening 144 exposes the intracorporal USB interfaces of shell.
The utility model alcohol content tester further includes set on the intracorporal circuit board 6 of the shell, with standoff display screen 4, screen
With buffer body 3 and key 5, the alcohol sensor 8, air pump 7, key 5 and this can be fixed on standoff display screen 4
On circuit board 6, which can be fixed on 2 inside of upper casing, which is fixed on the concave surface of 2 inner wall of upper casing.
It further include film key 1, which is fixed on the concave surface of 2 outer wall of upper casing.Display screen 4 can be OLED or LCD screen
Curtain, key 5 can be silica gel material.
The utility model alcohol content tester further includes battery 17 and battery plate 16, and battery 17 is pressed in down by battery plate 16
On shell 18, battery plate 16 is fixed to lower casing 18, and battery 17 can be lithium battery.
It is the assembling process schematic diagram of one preferred embodiment of the utility model alcohol content tester, dress referring to fig. 2 to Figure 12
Following sequence is referred to process to carry out.
As shown in Fig. 2, battery 17 is packed into lower casing 18, then with battery plate 16 battery 17 is pushed down, with screw by battery pressure
Plate 16 is fixed to lower casing 18.
As shown in figure 3, screen is fixed to upper casing 2 with buffer body 3 below upper casing 2, by film key 1 above upper casing 2
It is fixed to upper casing 2, screen buffer body 3 and film key 1 specifically can choose to be fixed by the way of bonding.
As shown in figure 4,90 degree of connecting tubes 9 are inserted on the air inlet of 8 one end of alcohol sensor.
As shown in figure 5, sharing bronchus 19 for mounted group in Fig. 4 is connected to air pump 7, the outlet of alcohol sensor 8
Mouth is connected to the air inlet of air pump 7 by bronchus 19.
As shown in fig. 6, installing by combination mounted in Fig. 5 and with standoff display screen 4 to circuit board 6, circuit
Plate 6 can be PCBA board.
As shown in fig. 7, by combination mounted in Fig. 6 in upper casing 2, and be screwed to upper casing 2.
As shown in figure 8, USB lid 15 is packed on rear cover 14.
As shown in figure 9, by sealing ring 10 on front cover 11.
As shown in Figure 10, main tracheae 12 is shared by mounted group in combination mounted in Fig. 8 and Fig. 9 to connect
Come.
As shown in figure 11, the various original parts including alcohol sensor 8 are fixed on front cover 11, and by 11 He of front cover
Rear cover 14 is fitted into lower casing 18.
As shown in figure 12, upper casing 2 and lower casing 18 are installed together, and are screwed, complete assembly.
The structure of the utility model alcohol content tester after assembly can be with further reference to Figure 13 A and Figure 13 B and Figure 14 A
It is the schematic top plan view of one preferred embodiment of the utility model alcohol content tester with Figure 14 B, Figure 13 A, Figure 13 B is A-A in Figure 13 A
Cross-sectional view, Figure 14 A are the side view of one preferred embodiment of the utility model alcohol content tester, and Figure 14 B is C-C section view in Figure 13 A
Figure.Front cover 11 can be fixed by the groove on 18 inner wall of upper casing 2 and lower casing, and battery 17 can use screw by battery plate 16
Fixed, rear cover 14 can be fixed by the groove on 18 inner wall of upper casing 2 and lower casing.Circuit board 6 can be screwed in upper casing 2
Inside.Screen can be sticked on the concave surface of 2 inner wall of upper casing with buffer body 3 by gum.Film key 1 can be sticked to by gum
On the concave surface of 2 outer wall of shell.Air pump 7 can be screwed on circuit board 6.Buckle can be passed through with standoff display screen 4
Mode is fixed on circuit board 6 via bracket.Upper casing 2 and lower casing 18 can be screwed fixation by screw column.USB lid 15 has
The cylinder 151 of through-hole 143 for being inserted on rear cover 14, cylinder 151 can be movable in through-hole 143 when USB lid 15 is opened, and makes
The depth that cylinder 151 is inserted into through-hole 143 changes.Main 12 both ends of tracheae can be inserted on 14 inner wall of front cover 11 and rear cover respectively
In one cylindrical tubes 111 and the second cylindrical tubes 141, it is connected and fixed by interference fit.90 degree of connecting tubes 9 pass through tight fit
Connect rear cover 14 and alcohol sensor 8.Air pump 7 and alcohol sensor 8 are separately connected bronchus 19, solid by interference fit connection
It is fixed.90 degree of tracheaes 13 are inserted on the second cylindrical tubes 141 on rear cover 14, are connected by interference fit.
By Figure 13 B as it can be seen that the air inlet of the utility model alcohol content tester is set on the front cover 11, and the shell one end
The section of outer wall be gradually reduced to be suitable for the thumb of tested person and index finger and surround, and close on the shell at the reduced cross-sectional
There is the finger position 181 of some concave-convex surfaces on external wall, convenient for other three finger grips to help thumb and index finger can be tight
Close to surround the leakproofness to form cavity and increase cavity, the outside of front cover 11 is around air inlet in concave to be suitable for gathering
Hold together the expiration of tested person.When using the alcohol content tester of the utility model, alcohol is held with thumb and four additional finger
Detector upper end, wherein thumb and index finger are located just at the reduced cross-sectional of shell upper end, and oral area contact is trapped among herein when expiration
Thumb and index finger, be capable of forming the cavity structure the same similar to blow gun, the gas of exhalation largely enters alcohol detection
Instrument air inlet has fraction that can leak out from finger slits, since oral area can resist finger when blowing, locally surrounds a sky
Chamber, to air inlet, therefore in cavity, local breath pressure be will increase for accumulation after-blow of exhaling, although in this way, finger interval can be a small amount of
Gas leakage, but the air outside finger will not enter in the cavity that finger surrounds, as long as in this way, there are also enough exhaled gas
It is able to enter in alcohol content tester, alcohol concentration and existing alcohol in the expiration that the alcohol content tester of the utility model detects
Detector by the measurement result that blow gun detects be it is identical, this addresses the problem no blow guns can also carry out precise measurement
The problem of.
To sum up, the alcohol content tester of the utility model is not necessarily to optional equipment blow gun, reduces use cost, and can guarantee
Alcohol detection accuracy.
The above, for those of ordinary skill in the art, can with technical solution according to the present utility model and
Technical concept makes other various corresponding changes and modifications, and after all these change and modification all should belong to the utility model
Attached scope of protection of the claims.
Claims (10)
1. a kind of alcohol content tester characterized by comprising shell is installed on alcohol sensor (8), the gas of the enclosure interior
Pump (7) and main tracheae (12)；The shell is equipped with the air inlet for entering enclosure interior for the expiration of tested person, and the shell is in the air inlet
It is equipped with the thumb for being suitable for tested person around mouthful and other four finger grippings are held and thumb can be surrounded with index finger to be formed and be similar to
The outer wall of the cavity of blow gun structure；The main tracheae is connected to the air inlet with alcohol sensor and air pump with gentle to alcohol sensor
The expiration of pump conveying tested person.
2. alcohol content tester as described in claim 1, which is characterized in that the shell is in the form of a column, including upper casing (2), lower casing
(18), front cover (11) and rear cover (14), the upper casing (2) are fixed to lower casing (18), which is fixed to the shell one end,
The rear cover (14) is fixed to the shell other end, which is set on the front cover (11), and the outer wall of the shell one end
Section is gradually reduced to be suitable for the thumb of tested person and index finger and surround.
3. alcohol content tester as claimed in claim 2, which is characterized in that the outside of the front cover (11) is around air inlet in recessed
For face shape to be suitable for gathering the expiration of tested person, the inside of the front cover (11) is equipped with the cylindrical tubes (111) of connection air inlet,
The cylindrical tubes (111) connect one end of the main tracheae (12).
4. alcohol content tester as claimed in claim 2, which is characterized in that the inside of the rear cover (14) is equipped with the second cylindrical tubes
(141), which is connected to the other end of the main tracheae (12).
5. alcohol content tester as claimed in claim 4, which is characterized in that further include bronchus (19) and 90 degree of connecting tubes
(9), alcohol sensor (8) one end is by bronchus (19) connection air pump (7), and alcohol sensor (8) other end is by being somebody's turn to do
90 degree of connecting tubes (9) are connected to second cylindrical tubes (141).
6. alcohol content tester as claimed in claim 4, which is characterized in that further include 90 degree of tracheaes (13), 90 degree of gas
Pipe (13) one end is connected to second cylindrical tubes (141).
7. alcohol content tester as claimed in claim 2, which is characterized in that further include USB lid (15), which is equipped with logical
Hole (143) and USB opening (144), the USB cover (15) with the cylinder (151) for being inserted into the through-hole (143).
8. alcohol content tester as claimed in claim 2, which is characterized in that it further include sealing ring (10), the sealing ring (10) dress
Inside assigned in the front cover (11).
9. alcohol content tester as claimed in claim 2, which is characterized in that further include being set to the intracorporal circuit board of the shell (6), band
Standoff display screen (4), screen use buffer body (3) and key (5), the alcohol sensor (8), air pump (7), key (5) with
And be fixed on the circuit board (6) with standoff display screen (4), which is fixed on the inside of upper casing (2), which uses
Buffer body (3) is fixed on the concave surface of upper casing (2) inner wall.
10. alcohol content tester as claimed in claim 2, which is characterized in that it further include film key (1), the film key (1)
It is fixed on the concave surface of upper casing (2) outer wall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822029749.5U CN209215388U (en) | 2018-12-03 | 2018-12-03 | Alcohol content tester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822029749.5U CN209215388U (en) | 2018-12-03 | 2018-12-03 | Alcohol content tester |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209215388U true CN209215388U (en) | 2019-08-06 |
Family
ID=67462935
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822029749.5U Active CN209215388U (en) | 2018-12-03 | 2018-12-03 | Alcohol content tester |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209215388U (en) |
-
2018
- 2018-12-03 CN CN201822029749.5U patent/CN209215388U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210106 Address after: 518000 west side, 4th floor, Baocheng science and technology building, majialong Industrial Zone, Nanshan District, Shenzhen City, Guangdong Province Patentee after: Shenzhen city yinte Mai Technology Co.,Ltd. Address before: 518000 floor 2, building 1a, Jinlong Industrial City, Qilin Road, Nanshan District, Shenzhen City, Guangdong Province 2010.2015.2017.2018-2021 Patentee before: JUSTEC SHENZHEN Co.,Ltd. |