CN209086196U - A kind of hand-held tester device - Google Patents
A kind of hand-held tester device Download PDFInfo
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- CN209086196U CN209086196U CN201821912107.3U CN201821912107U CN209086196U CN 209086196 U CN209086196 U CN 209086196U CN 201821912107 U CN201821912107 U CN 201821912107U CN 209086196 U CN209086196 U CN 209086196U
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Abstract
The utility model provides a kind of hand-held tester device, including casing, mainboard is installed in casing, the processing chip for loading detection program is installed on mainboard, bluetooth module and memory module, bluetooth module and memory module are electrically connected with processing chip respectively, bottom of shell is provided with detection card plug, detection card is inserted into the detection card plug, display screen is mounted on mainboard and is embedded on front side of casing, detection button is provided with below display screen, item card card inserting mouth is provided at the top of casing, USB interface is provided on the right end sidewalls of casing, USB interface is connect with mainboard, Bluetooth switch is provided on the left end side wall of casing, Bluetooth switch and bluetooth module are electrically connected, battery case is mounted on the back side of mainboard and is located at the back side of casing.This hand-held tester device structure is simple, compact, use easy to carry, key detection may be implemented, to greatly improve detection efficiency.
Description
Technical field
The utility model relates to kit technical fields, and in particular to a kind of hand-held tester device.
Background technique
Electrochemical detector (ECD) is that processing chip is relied on to be examined according to the electrochemical properties of electrochemical principle and substance
It surveys.Electrochemical detector mainly uses ampere, polarogram, coulomb and conductance to handle four kinds of chip detector.First three is referred to as
Erbium, based on the size for measuring Faradaic current, the latter is then according to the resistance variations for measuring liquid.Wherein,
With being most widely used for ampere detector.
Such equipment detection pattern is varied, including direct current, pulsed amperometric, scan pattern, easy to maintain, easy cleaning
And assembling, as long as theoretically the advantages that oxidation reaction (acid, phenol etc.) can be measured, be widely used can occur for measured object.Such as city
Commonly used electrochemical process electronic blood-glucose meter on field, Publication No.: CN207937436U, utility model title are as follows: " a kind of more
The utility model patent of channel heavy metal detector ", Publication No.: CN2206420807U, utility model title are as follows: a kind of " first
The utility model patent etc. of aldehyde electrochemical detection device ".But such detecting instrument volume common on Vehicles Collected from Market is excessive,
Not portable, detecting step is excessively cumbersome, and detection efficiency is not high, inconvenient to use.
Utility model content
In view of the deficiencies of the prior art, it is simple, easy to use and portable that the utility model proposes a kind of structures
Hand-held Electrochemical Detection instrument.
To realize above-mentioned technical proposal, the utility model provides a kind of hand-held tester device, including casing, the machine
Mainboard is installed in shell, processing chip, bluetooth module and the memory module for loading detection program, the bluetooth are installed on mainboard
Module and memory module are electrically connected with processing chip respectively, and the bottom of shell is provided with detection card plug, and detection card insertion enters
In to the detection card plug, display screen is mounted on mainboard and is embedded on front side of casing, is provided with detection below display screen
Button is provided with item card card inserting mouth at the top of the casing, USB interface is provided on the right end sidewalls of the casing, USB connects
Mouth is connect with mainboard, Bluetooth switch is provided on the left end side wall of the casing, the Bluetooth switch electrically connects with bluetooth module
It connects, battery case is mounted on the back side of mainboard and is located at the back side of casing, the battery case, USB interface, detection card plug, display
Screen and item card card inserting mouth are electrically connected with processing chip respectively.
In the above-mentioned technical solutions, it is inserted into item card (built-in standard curve) first in item card card inserting mouth, then will
Detection card is inserted into detection card plug, is subsequently added into sample into detection card sample aperture, clock reaction 1min, Pen-down detection is pressed
Button, instrument acquisition measurement circuit middle impedance, then calculates the concentration of analyte in sample according to the standard curve in item card,
And will test data output in real time on a display screen, detection data can both have been exported by USB interface to be saved and printing, can also be with
Bluetooth module is opened by Bluetooth switch, external connection printer provides papery examining report.
Preferably, the detection card includes Test paper, blotting paper and gets stuck, the Test paper and absorbent paper layer stacked group
In conjunction is placed in and gets stuck, well is provided in the middle part of upper surface of getting stuck, detection card is the core component of this detecting instrument, specifically
When operation, sample is added by the well on getting stuck to Test paper, then by being placed below Test paper
Extra sample is sucked out blotting paper, guarantees that sample can be impregnated with Test paper.
Preferably, the Test paper includes insulating substrate, and large aperture single hole or aperture are offered on the insulating substrate
Diameter round is also covered with electrode film on the insulating substrate, and the surface cover of the electrode film is covered with protection cap film, the electrode film
It is that printing material constitutes the working electrode in measurement circuit, to electrode and reference electricity that surface, which is printed with using conductive silver paste or carbon slurry,
Pole；When specific operation, the working electrode printed by electrode film surface, to electrode and reference electrode, the given voltage the case where
Under, by the variation of measuring electrode impedance, the quantity of blood middle leukocytes is calculated and obtained using the standard curve in instrument.
Preferably, it is provided with plug conducting bar on the left and right end side of getting stuck of the detection card, with the plug for facilitating detection to block
Accurately.
Preferably, the upper surface of getting stuck of the detection card is provided with plug handle, is wanted with what satisfaction detection card accurately plugged
It asks.
Preferably, it is provided with the limit card slot to match with plug conducting bar at the detection card plug, to facilitate detection to block
Quick insertion prevents detection card insertion from entering accuracy that is not in place and influencing detection.
Preferably, the back of the battery case is provided with openable and closable battery cover, facilitates the replacement of battery.
A kind of beneficial effect of hand-held tester device provided by the utility model is: this hand-held tester device structure
Simply, compact, use easy to carry, and this hand-held tester device using very convenient, when specific test first
In item card card inserting mouth be inserted into item card (built-in standard curve), then will test card and be inserted into detection card plug, then plus
Enter sample into detection card sample aperture, clock reaction 1min, Pen-down detection button, instrument acquisition measurement circuit middle impedance, then
The concentration of analyte in sample is calculated according to the standard curve in item card, and will test data output in real time in display screen
On, detection data can both be exported by USB interface and save and print, and can also open bluetooth module by Bluetooth switch, outside
Join printer and papery examining report is provided, to greatly improve detection efficiency.
Detailed description of the invention
Fig. 1 is the front view of the utility model.
Fig. 2 is the rearview of the utility model.
Fig. 3 is the schematic perspective view that card is detected in the utility model.
Fig. 4 is the schematic diagram of internal structure that card is detected in the utility model.
Fig. 5 is the structural schematic diagram of Test paper in the utility model.
Fig. 6 is the detection circuit figure of the utility model.
In figure: 1, casing；2, card plug is detected；3, detection card；31, it gets stuck；32, Test paper；321, insulating substrate；
3211, location hole；3212, round；322, electrode film；3221, reference electrode；3222, working electrode；3223, to electrode；323,
Protect epiphragma；33, blotting paper；34, well；35, conducting bar is plugged；36, handle is plugged；4, detection button；5, display screen；6,
USB interface；7, item card card inserting mouth；8, Bluetooth switch；9, battery cover.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clear, complete description, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Ordinary people in the field's every other embodiment obtained without making creative work, belongs to
The protection scope of the utility model.
A kind of embodiment: hand-held tester device.
Referring to figs. 1 to shown in Fig. 5, a kind of hand-held tester device, comprising: casing 1, the casing 1 by procapsid and after
Mainboard is installed in the casing 1, dress is installed on mainboard to facilitate the dismounting of casing 1 by screw connection after housing alignment
Processing chip, bluetooth module and the memory module of detection program are carried, wherein processing chip is the Pentium that can be bought on the market
M handles chip, and the bluetooth module and memory module are electrically connected with processing chip respectively, and 1 bottom of casing is provided with inspection
Card plug 2 is surveyed, detection card 3 is inserted into the detection card plug 2, before display screen 5 is mounted on mainboard and is embedded in casing 1
Side, the lower section of display screen 5 are provided with detection button 4, and the top of the casing 1 is provided with item card card inserting mouth 7, for comparing inspection
The item card of survey is inserted in the item card card inserting mouth 7, is detected and is provided with limit at card plug 2 and item card card inserting mouth 7
Card slot prevents detection card 3 or item card to be inserted into not in place and influence detection to facilitate detection card 3 and item card quick insertion
Accuracy, be provided with USB interface 6 on the right end sidewalls of the casing 1, USB interface 6 is connect with mainboard, and USB interface 6 is used for
With the data connection of external device, Bluetooth switch 8, the Bluetooth switch 8 and bluetooth are provided on the left end side wall of the casing 1
Module is electrically connected, and battery case is mounted on the back side of mainboard and is located at the back side of casing 1, and the back of battery case is provided with retractable
Battery cover 9, to facilitate the replacement of battery, the battery case, USB interface 6, detection card plug 2, display screen 5 and project card insertion
Bayonet 7 is electrically connected with processing chip respectively, and specific connection type is shown in Figure 6.
Referring to shown in Fig. 3 and Fig. 4, detection card 3 includes Test paper 32, blotting paper 33 and gets stuck 31, the Test paper
32 and 33 stacked combination of blotting paper be placed in and get stuck in 31, well 34 is provided in the middle part of 31 upper surfaces of getting stuck, detection card 3
It gets stuck and is provided with plug conducting bar 35 on 31 or so end sides, to facilitate the plug of detection card 3 accurate, and detect getting stuck for card 3
31 upper surfaces are provided with plug handle 36, to meet the requirement that detection card 3 accurately plugs；Detection card 3 is the core of this detecting instrument
Sample is added by the well 34 on 31 that gets stuck to Test paper 32 when specific operation, then passes through placement by center portion part
Extra sample is sucked out blotting paper 33 below Test paper 32, guarantees that sample can be impregnated with Test paper 32.
Referring to Figure 5, the Test paper 32 includes insulating substrate 321, offers positioning on the insulating substrate 321
Hole 3211 and small-bore round 3212 are also covered with electrode film 322, the surface of the electrode film 322 on the insulating substrate 321
Lid is covered with protection epiphragma 323, and it is that printing material constitutes measurement circuit that 322 surface of electrode film, which is printed with using conductive silver paste,
Reference electrode 3221, working electrode 3222 and to electrode 3223；And Test paper 32 is made by the following method: first will be exhausted
Edge substrate 321 is according to design size processing round 3212 and location hole 3211；Then electrode film 322 is pasted into insulating substrate
On 321, then use conductive silver paste as printing material, printed using stencil constitute measurement circuit reference electrode 3221,
It working electrode 3222 and to electrode 3223 and dries, drying temperature is 85 DEG C, drying time 50min；Finally in electrode film 322
Stick on protection epiphragma 323 in surface；Wherein insulating substrate 321 is PVC board, and electrode film 322 is PES film (polyethersulfone resin membrane), is protected
Protecting cover film 323 is polyethylene film；In specific detection process, pass through the reference electrode 3221 of 322 surface of electrode film printing, work
Make electrode 3222 and to electrode 3223, in the case where given voltage, by the variation of measuring electrode impedance, using in instrument
Standard curve calculate and obtain the quantity of blood middle leukocytes.
This hand-held tester device structure is simple, compact, use easy to carry, and this hand-held tester device
It, then will inspection using very convenient, specifically insertion item card (built-in standard curve) first in item card card inserting mouth 7 when test
It surveys card 3 and is inserted into detection card plug 2, be subsequently added into sample into the well 34 of detection card 3, clock reaction 1min presses inspection
Button 4 is surveyed, then instrument acquisition measurement circuit middle impedance calculates analyte in sample according to the standard curve in item card
Concentration, and will test data output in real time on display screen 5, detection data can both be exported by USB interface 6 and save and beat
Print can also open bluetooth module by Bluetooth switch 8, and external connection printer provides papery examining report, to greatly improve inspection
Survey efficiency.
Mainboard, processing chip, bluetooth module, memory module and the display screen that the utility model uses can be from the market
Purchase, circuit connection is using connection type conventional in the prior art, and this will not be detailed here.
The above be the utility model preferred embodiment, but the utility model should not be limited to the embodiment and
Attached drawing disclosure of that is all fallen so all do not depart from the lower equivalent or modification completed of spirit disclosed in the utility model
Enter the range of the utility model protection.
Claims (7)
1. a kind of hand-held tester device, including casing, mainboard is installed in the casing, loading detection journey is installed on mainboard
Processing chip, bluetooth module and the memory module of sequence, the bluetooth module and memory module are electrically connected with processing chip respectively,
It is characterized by: the bottom of shell is provided with detection card plug, detection card is inserted into the detection card plug, display screen peace
It on mainboard and is embedded on front side of casing, is provided with detection button below display screen, is provided with item at the top of the casing
Mesh card insertion bayonet is provided with USB interface on the right end sidewalls of the casing, and USB interface is connect with mainboard, the left end of the casing
Be provided with Bluetooth switch on side wall, the Bluetooth switch and bluetooth module are electrically connected, battery case be mounted on the back side of mainboard and
Positioned at the back side of casing, the battery case, USB interface, detection card plug, display screen and item card card inserting mouth respectively with processing core
Piece is electrically connected.
2. hand-held tester device as described in claim 1, it is characterised in that: the detection card includes Test paper, water suction
Paper and get stuck, the Test paper and blotting paper stacked combination are placed in get stuck in, sample-adding is provided in the middle part of upper surface of getting stuck
Hole.
3. hand-held tester device as claimed in claim 2, it is characterised in that: the Test paper includes insulating substrate, institute
It states and offers large aperture single hole or small-bore round on insulating substrate, electrode film, the electricity are also covered on the insulating substrate
The surface cover of pole film is covered with protection cap film, and it is that printing material is constituted that the electrode film surface, which is printed with using conductive silver paste or carbon slurry,
Measure the working electrode in circuit, to electrode and reference electrode.
4. hand-held tester device as claimed in claim 2, it is characterised in that: on the left and right end side of getting stuck of the detection card
It is provided with plug conducting bar.
5. hand-held tester device as claimed in claim 4, it is characterised in that: be provided with and plug at the detection card plug
The limit card slot that conducting bar matches.
6. hand-held tester device as claimed in claim 2, it is characterised in that: the upper surface of getting stuck of the detection card is provided with
Plug handle.
7. hand-held tester device as described in claim 1, it is characterised in that: the back of the battery case is provided with retractable
Battery cover.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821912107.3U CN209086196U (en) | 2018-11-20 | 2018-11-20 | A kind of hand-held tester device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821912107.3U CN209086196U (en) | 2018-11-20 | 2018-11-20 | A kind of hand-held tester device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209086196U true CN209086196U (en) | 2019-07-09 |
Family
ID=67124902
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821912107.3U Active CN209086196U (en) | 2018-11-20 | 2018-11-20 | A kind of hand-held tester device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209086196U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109342517A (en) * | 2018-11-20 | 2019-02-15 | 广州菲康生物技术有限公司 | A kind of hand-held tester device |
-
2018
- 2018-11-20 CN CN201821912107.3U patent/CN209086196U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109342517A (en) * | 2018-11-20 | 2019-02-15 | 广州菲康生物技术有限公司 | A kind of hand-held tester device |
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