CN108007975A - A kind of test device of fingerprint identification ring DC impedance - Google Patents
A kind of test device of fingerprint identification ring DC impedance Download PDFInfo
- Publication number
- CN108007975A CN108007975A CN201711433029.9A CN201711433029A CN108007975A CN 108007975 A CN108007975 A CN 108007975A CN 201711433029 A CN201711433029 A CN 201711433029A CN 108007975 A CN108007975 A CN 108007975A
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- Prior art keywords
- screw
- test device
- shell
- dustcloth
- motion bar
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
- G01N27/02—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance
- G01N27/04—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance
- G01N27/041—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance of a solid body
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R27/00—Arrangements for measuring resistance, reactance, impedance, or electric characteristics derived therefrom
- G01R27/02—Measuring real or complex resistance, reactance, impedance, or other two-pole characteristics derived therefrom, e.g. time constant
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- Chemical & Material Sciences (AREA)
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- Life Sciences & Earth Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
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Abstract
The present invention provides a kind of test device of fingerprint identification ring DC impedance, including shell, dustcloth, shaft, motion bar, screw one, hollow stem, sucker and screw two, the enclosure is equipped with shaft, dustcloth is wrapped in the shaft, the dustcloth right end is equipped with motion bar, the motion bar side is provided with screw one, one left end of screw is equipped with shell, dust reduction capability can be achieved in the design, also cleaning can be carried out, the hollow stem lower end is equipped with screw two, two upper end of screw is extended into inside hollow stem, two lower end of screw is provided with sucker, the design can increase shelf-stability, also adjustable height at the same time, present invention lifting service life, increase feature, stability is good, increase the scope of application.
Description
Technical field
The present invention is a kind of test device of fingerprint identification ring DC impedance, belongs to fingerprint identification technology field.
Background technology
Fingerprint recognition refers to by the details of more different fingerprints to be differentiated.Fingerprint identification technology is related to figure
As numerous subjects such as processing, pattern-recognition, computer vision, mathematical morphology, wavelet analysises.Due to everyone fingerprint not
Together, be exactly same people ten refer between, fingerprint also has significant difference, therefore fingerprint can be used for identity authentication.
Operation touch-screen is directly exposed to outer in the test device of existing fingerprint identification ring DC impedance, causes to grasp
Upper substantial amounts of dust can usually be fallen by making touch screen surface, and dust can influence to operate, while dust can be corroded, and reduction uses the longevity
Life, feature is poor, the test device height fixation of existing fingerprint identification ring DC impedance, but personnel's height is not
Together, cause some personnel's needs to bend over to be operated, increase labor intensity, cause the scope of application poor.
The content of the invention
In view of the deficienciess of the prior art, it is an object of the present invention to provide a kind of survey of fingerprint identification ring DC impedance
Trial assembly is put, and to solve the problems mentioned in the above background technology, present invention lifting service life, increases feature, and stability is good,
Increase the scope of application.
To achieve these goals, the present invention is to realize by the following technical solutions：A kind of fingerprint identification ring
The test device of DC impedance, including auxiliary body, test device main body and adjustment mechanism, the auxiliary body, which is installed on, to survey
Try apparatus main body upper end, the test device main body lower end is equipped with adjustment mechanism, the auxiliary body including shell, dustcloth,
Shaft, motion bar and screw one, the enclosure are equipped with shaft, dustcloth, the dustcloth are wrapped in the shaft
Right end is equipped with motion bar, and the motion bar side is provided with screw one, and one left end of screw is equipped with shell, the shell right side
Equipped with motion bar, the enclosure is provided with dustcloth, and the dustcloth right end is connected through shell with motion bar, described
Dustcloth side is equipped with screw one, and the shell and motion bar are installed in test device main body upper end, the adjustment mechanism
Including hollow stem, sucker and screw two, the hollow stem lower end is equipped with screw two, and two upper end of screw extends into hollow stem
Inside, two lower end of screw are provided with sucker, are equipped with hollow stem above the sucker, the hollow stem is installed on test device
Main body lower end.
Further, the adjustment mechanism is equipped with four groups, and adjustment mechanism structure is identical described in four groups, and machine is adjusted described in four groups
Structure is uniformly installed on test device main body lower end, the test device main body lower end by spring hinge respectively with four groups of adjustment machines
Structure is connected.
Further, two limiting plates are symmetrically installed with the shaft, and two limiting plates are symmetrically assemblied in dustcloth
Rear and front end, is arranged with two disc springs in the shaft, and disc spring is installed on limiting plate outer end, and the shaft rear and front end is equal
Be connected by bearing with shell, and disc spring and limiting plate are installed in enclosure, the shaft by two disc springs with
Shell is connected.
Further, the screw one is equipped with two, and two screws one are symmetrically mounted on shell right end, described in two
Screw one is symmetrically assemblied in dustcloth front and rear sides, and the motion bar rear and front end is symmetrically installed with two bearing blocks, and two
Bearing block is separately mounted on two screws one, and the screw one is connected with bearing block by ball nut pair.
Further, the screw one is arranged on baffle left end, and baffle right end is provided with servomotor, the screw one
Right end is connected through baffle with servomotor, and the motion bar lower end is provided with cleaning block, and cleaning block is installed on test and fills
Put main body upper end.
Further, the hollow stem lower end is provided with bearer ring, and bearer ring is assemblied in screw two, the screw two with
Bearer ring is connected by ball nut pair, exhaust pipe is provided with the sucker, and switch valve is equipped with exhaust pipe.
Beneficial effects of the present invention：A kind of test device of fingerprint identification ring DC impedance, the present invention pass through addition
Shell, dustcloth, shaft, motion bar and screw one, the design can be achieved dust reduction capability, can also carry out cleaning, carry
Service life is risen, increases feature, it is equal to solve operation touch-screen in the test device of existing fingerprint identification ring DC impedance
Outside being directly exposed to, operation touch-screen surface is caused usually to fall upper substantial amounts of dust, dust can influence to operate, while dust meeting
Corroded, reduced the service life, the problems such as feature is poor.
Because of addition hollow stem, sucker and screw two, which can increase shelf-stability, while also can adjust height
Degree, increases the scope of application, and it is fixed to solve the test device height of existing fingerprint identification ring DC impedance, but personnel
Height is different, causes some personnel's needs to bend over to be operated, the problems such as increasing labor intensity, cause the scope of application poor.
Because adding spring hinge, which can be folded adjustment mechanism, because of addition disc spring and limiting plate, the design
Shaft can be driven to rotate, realize and collect and arrange dustcloth, because addition baffle and servomotor, the design can drive screw one
Rotation, because adding cleaning block, which realizes cleaning, because of addition exhaust pipe and switch valve, design suction easy to disassemble
Disk, present invention lifting service life, increases feature, and stability is good, increases the scope of application.
Brief description of the drawings
The detailed description made by reading with reference to following attached drawings to non-limiting example, further feature of the invention,
Objects and advantages will become more apparent upon：
Fig. 1 is a kind of structure diagram of the test device of fingerprint identification ring DC impedance of the present invention；
Fig. 2 is the schematic diagram of auxiliary body in a kind of test device of fingerprint identification ring DC impedance of the present invention；
Fig. 3 is the schematic diagram of adjustment mechanism in a kind of test device of fingerprint identification ring DC impedance of the present invention；
In figure：1- auxiliary bodies, 2- test devices main body, 3- adjustment mechanisms, 4- shells, 5- dustcloths, 6- shafts, 7- activities
Bar, 8- screws one, 9- hollow stems, 10- suckers, 11- screws two.
Embodiment
To make the technical means, the creative features, the aims and the efficiencies achieved by the present invention easy to understand, with reference to
Embodiment, the present invention is further explained.
- Fig. 3 is please referred to Fig.1, the present invention provides a kind of technical solution：A kind of test of fingerprint identification ring DC impedance
Device, including auxiliary body 1, test device main body 2 and adjustment mechanism 3, auxiliary body 1 are installed in test device main body 2
End, 2 lower end of test device main body is equipped with adjustment mechanism 3.
Auxiliary body 1 includes shell 4, dustcloth 5, shaft 6, motion bar 7 and screw 1, and shell 4 is internally provided with shaft
6, dustcloth 5 is wrapped in shaft 6, and 5 right end of dustcloth is equipped with motion bar 7, and 7 side of motion bar is provided with screw 1, screw one
8 left ends are equipped with shell 4, and the right side of shell 4 is equipped with motion bar 7, dustcloth 5 is provided with inside shell 4,5 right end of dustcloth is outside
Shell 4 is connected with motion bar 7, and 5 side of dustcloth is equipped with screw 1, and shell 4 and motion bar 7 are installed in test device master
Dust-proof and cleaning function is realized in 2 upper end of body, the design.
Adjustment mechanism 3 includes hollow stem 9, sucker 10 and screw 2 11, and 9 lower end of hollow stem is equipped with screw 2 11, screw
2 11 upper ends are extended into inside hollow stem 9, and 2 11 lower end of screw is provided with sucker 10, and the top of sucker 10 is equipped with hollow stem 9, hollow
Bar 9 is installed on 2 lower end of test device main body, the design adjustable height.
Adjustment mechanism 3 is equipped with four groups, and four groups of 3 structures of adjustment mechanism are identical, and four groups of adjustment mechanisms 3 are uniformly installed on test dress
2 lower end of main body is put, 2 lower end of test device main body is connected with four groups of adjustment mechanisms 3 respectively by spring hinge, right in shaft 6
Title is provided with two limiting plates, and two limiting plates are symmetrically assemblied in 5 rear and front end of dustcloth, and two are arranged with shaft 6
Disc spring, and disc spring is installed on limiting plate outer end, 6 rear and front end of shaft is connected by bearing with shell 4, and disc spring and limit
Position plate is installed in inside shell 4, and shaft 6 is connected by two disc springs with shell 4, and screw 1 is equipped with two, two screws
One 8 are symmetrically mounted on 4 right end of shell, and two screws 1 are symmetrically assemblied in 5 front and rear sides of dustcloth, 7 rear and front end pair of motion bar
Title is provided with two bearing blocks, and two bearing blocks are separately mounted on two screws 1, and screw 1 passes through rolling with bearing block
Pearl pair of nut is connected, and screw 1 is arranged on baffle left end, and baffle right end is provided with servomotor, and one 8 right end of screw passes through
Baffle is connected with servomotor, and 7 lower end of motion bar is provided with cleaning block, and cleaning block is installed on 2 upper end of test device main body,
9 lower end of hollow stem is provided with bearer ring, and bearer ring is assemblied in screw 2 11, and screw 2 11 passes through ball nut pair with bearer ring
It is connected, exhaust pipe is installed, and switch valve is equipped with exhaust pipe on sucker 10.
Embodiment：In progress in use, staff first checks the present invention, check for scarce
Fall into, can not just carry out using if there is defect, need to notify maintenance personal to carry out maintenance at this time, if there is no asking
It can be carried out using if topic, before use, sucker 10 is first adsorbed onto platform upper end by staff, and then the present invention placed
To platform upper end, increase shelf-stability, then staff holds bearer ring, and is rotated, because of screw 2 11 and bearing
Ring is connected by ball nut pair, so bearer ring rotates bearer ring can be made to be moved up along screw 2 11, bearing is circumferential
Upper mobile drive hollow stem 9 moves up, and hollow stem 9, which moves up, drives test device main body 2 to move up, and works as test device
After main body 2 is moved to proper height, staff stops operating bearer ring, which can increase shelf-stability, while
Adjustable height, increases the scope of application.
After the completion of 2 use of test device main body, staff starts servomotor, and servomotor work drives screw one
8 rotations, because screw 1 is connected with bearing block by ball nut pair, so the rotation drive bearing block of screw 1 moves right
Dynamic, bearing block, which moves right, drives motion bar 7 to move right, and motion bar 7, which moves right, drives cleaning block to move right, and realizes clear
Clean work, while motion bar 7 moves right and drives dustcloth 5 to be unfolded to the right, because being wrapped dustcloth 5 in shaft 6, so dust-proof
Cloth 5 is unfolded that shaft 6 can be driven to rotate to the right, and shaft 6, which rotates, to increase potential energy to disc spring, when motion bar 7 is moved to suitable position
Afterwards, staff stops servomotor, and dustcloth 5 can be covered operation touch-screen at this time, which can be achieved dust-proof
Function, can also carry out cleaning, lift service life, increase feature.
The basic principles, main features and the advantages of the invention have been shown and described above, for this area skill
For art personnel, it is clear that the invention is not restricted to the details of above-mentioned one exemplary embodiment, and without departing substantially from the present invention spirit or
In the case of essential characteristic, the present invention can be realized in other specific forms.Therefore, in all respects, should all incite somebody to action
Embodiment regards exemplary as, and is non-limiting, the scope of the present invention by appended claims rather than on state
Bright restriction, it is intended that including all changes fallen in the implication and scope of the equivalency of claim in the present invention
It is interior.Any reference numeral in claim should not be considered as to the involved claim of limitation.
Moreover, it will be appreciated that although the present specification is described in terms of embodiments, not each embodiment is only wrapped
Containing an independent technical solution, this narrating mode of specification is only that those skilled in the art should for clarity
Using specification as an entirety, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
It is appreciated that other embodiment.
Claims (6)
1. a kind of test device of fingerprint identification ring DC impedance, including auxiliary body（1）, test device main body（2）With
And adjustment mechanism（3）, it is characterised in that：The auxiliary body（1）Installed in test device main body（2）Upper end, the test dress
Put main body（2）Lower end is equipped with adjustment mechanism（3）；
The auxiliary body（1）Including shell（4）, dustcloth（5）, shaft（6）, motion bar（7）And screw one（8）, it is described
Shell（4）It is internally provided with shaft（6）, the shaft（6）On be wrapped dustcloth（5）, the dustcloth（5）Right end is equipped with activity
Bar（7）, the motion bar（7）Side is provided with screw one（8）, the screw one（8）Left end is equipped with shell（4）, the shell
（4）Right side is equipped with motion bar（7）, the shell（4）Inside is provided with dustcloth（5）, the dustcloth（5）Right end passes through shell
（4）With motion bar（7）It is connected, the dustcloth（5）Side is equipped with screw one（8）, the shell（4）And motion bar（7）
It is installed in test device main body（2）Upper end；
The adjustment mechanism（3）Including hollow stem（9）, sucker（10）And screw two（11）, the hollow stem（9）Lower end is equipped with
Screw two（11）, the screw two（11）Upper end extends into hollow stem（9）Inside, the screw two（11）Lower end is provided with sucker
（10）, the sucker（10）Top is equipped with hollow stem（9）, the hollow stem（9）Installed in test device main body（2）Lower end.
A kind of 2. test device of fingerprint identification ring DC impedance according to claim 1, it is characterised in that：It is described
Adjustment mechanism（3）Equipped with four groups, adjustment mechanism described in four groups（3）Structure is identical, adjustment mechanism described in four groups（3）Uniformly it is installed on
Test device main body（2）Lower end, the test device main body（2）Lower end by spring hinge respectively with four groups of adjustment mechanisms（3）
It is connected.
A kind of 3. test device of fingerprint identification ring DC impedance according to claim 1, it is characterised in that：It is described
Shaft（6）On be symmetrically installed with two limiting plates, and two limiting plates are symmetrically assemblied in dustcloth（5）Rear and front end, described turn
Axis（6）On be arranged with two disc springs, and disc spring is installed on limiting plate outer end, the shaft（6）Rear and front end passes through bearing
With shell（4）It is connected, and disc spring and limiting plate are installed in shell（4）Inside, the shaft（6）By two disc springs with
Shell（4）It is connected.
A kind of 4. test device of fingerprint identification ring DC impedance according to claim 1, it is characterised in that：It is described
Screw one（8）Equipped with two, two screws one（8）It is symmetrically mounted on shell（4）Right end, two screws one（8）It is right
Title is assemblied in dustcloth（5）Front and rear sides, the motion bar（7）Rear and front end is symmetrically installed with two bearing blocks, and two axis
Bearing is separately mounted to two screws one（8）On, the screw one（8）It is connected with bearing block by ball nut pair.
A kind of 5. test device of fingerprint identification ring DC impedance according to claim 1, it is characterised in that：It is described
Screw one（8）Baffle left end is arranged on, and baffle right end is provided with servomotor, the screw one（8）Right end through baffle with
Servomotor is connected, the motion bar（7）Lower end is provided with cleaning block, and cleaning block is installed on test device main body（2）On
End.
A kind of 6. test device of fingerprint identification ring DC impedance according to claim 1, it is characterised in that：It is described
Hollow stem（9）Lower end is provided with bearer ring, and bearer ring is assemblied in screw two（11）, the screw two（11）Pass through with bearer ring
Ball nut pair is connected, the sucker（10）On exhaust pipe is installed, and switch valve is equipped with exhaust pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711433029.9A CN108007975A (en) | 2017-12-26 | 2017-12-26 | A kind of test device of fingerprint identification ring DC impedance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711433029.9A CN108007975A (en) | 2017-12-26 | 2017-12-26 | A kind of test device of fingerprint identification ring DC impedance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108007975A true CN108007975A (en) | 2018-05-08 |
Family
ID=62061446
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711433029.9A Withdrawn CN108007975A (en) | 2017-12-26 | 2017-12-26 | A kind of test device of fingerprint identification ring DC impedance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108007975A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108759967A (en) * | 2018-08-08 | 2018-11-06 | 合肥精都机电仪表有限公司 | A kind of rotary-piston flowmeter rain insensitive device |
-
2017
- 2017-12-26 CN CN201711433029.9A patent/CN108007975A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108759967A (en) * | 2018-08-08 | 2018-11-06 | 合肥精都机电仪表有限公司 | A kind of rotary-piston flowmeter rain insensitive device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20180508 |
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| WW01 | Invention patent application withdrawn after publication |