CN109447013B

CN109447013B - computer user identification device

Info

Publication number: CN109447013B
Application number: CN201811314217.4A
Authority: CN
Inventors: 张坤
Original assignee: Chongqing Vocational Institute of Engineering
Current assignee: Chongqing Vocational Institute of Engineering
Priority date: 2018-11-06
Filing date: 2018-11-06
Publication date: 2022-02-15
Anticipated expiration: 2038-11-06
Also published as: CN109447013A

Abstract

The invention discloses a computer user identity identification device, comprising a fingerprint reader, wherein two cavities are symmetrically opened on the fingerprint reader, and a fingerprint slot between the two cavities is opened on the top side of the fingerprint reader. The two inner walls of the fingerprint slot are provided with sliding holes, the two sliding holes are respectively communicated with the two cavities, the two sliding holes are slidably installed with cross bars, and both ends of the cross bars extend to the outside of the sliding holes. The top side of each horizontal bar is fixedly installed with a vertical bar located in the fingerprint slot, the top of the two vertical bars is fixedly installed with a dustproof plate, and the two dustproof plates are matched, and the inner walls on both sides of the fingerprint slot are fixed Both are provided with grooves above the sliding holes. The invention is simple to operate, the fingerprint groove can be dust-proof by separating and approaching the two dust-proof plates, and the two cleaning brushes can clean the inner wall of the bottom side of the fingerprint groove, so that the fingerprint identification is clearer, and the requirements are satisfied. people's needs.

Description

Computer user identification equipment

Technical Field

The invention relates to the technical field of identity recognition equipment, in particular to computer user identity recognition equipment.

Background

Lines generated by the uneven skin on the inner side surfaces of the palm, fingers, feet and toes of the human body can form various patterns, and the friction force on the surface of the skin is increased due to the lines, so that the human body can grab a heavy object with a hand; meanwhile, the lines of the skin including the fingerprints are different in patterns, break points and intersection points, namely, the lines are unique, and by means of the uniqueness, a person can correspond to the fingerprints of the person, and the real identity of the person can be verified by comparing the fingerprints of the person with the fingerprints stored in advance. Fingerprint identification is also common in the field of computers, and patent publication No. CN107194229A discloses a computer user identity identification method, which includes the following steps: A. a front-facing camera of a computer collects a face biological characteristic image, and blocks the collected image to obtain a plurality of biological characteristic areas; B. a sound collector collects sound characteristic signals of a user; C. the fingerprint collecting chip collects the fingerprint of a user, collects the wavelength of light reflected by the fingerprint and carries out encryption processing. However, the general fingerprint identifier is an external structure, and a fingerprint groove of the fingerprint identifier is easy to enter dust, so that fingerprint identification is influenced, and an improved space exists.

Disclosure of Invention

In view of the above, the present invention is directed to a computer user identification device for solving the disadvantages of the prior art.

In order to achieve the purpose, the invention adopts the following technical scheme:

the invention discloses computer user identity recognition equipment, which comprises a fingerprint recognizer, wherein two cavities are symmetrically formed in the fingerprint recognizer, a fingerprint groove positioned between the two cavities is formed in the top side of the fingerprint recognizer, sliding holes are formed in two inner walls of the fingerprint groove, the two sliding holes are respectively communicated with the two cavities, a cross rod is respectively and slidably mounted in the two sliding holes, two ends of the cross rod extend out of the sliding holes, longitudinal rods positioned in the fingerprint groove are fixedly mounted on the top sides of the two cross rods, dustproof plates are fixedly mounted at the top ends of the two longitudinal rods and are matched with the two dustproof plates, grooves positioned above the sliding holes are respectively formed in the inner walls of two sides of the fingerprint groove, one sides, far away from each other, of the two dustproof plates extend into the two grooves respectively, U-shaped holes positioned below the fingerprint groove are formed in the inner walls of the bottom sides of the two cavities, and U-shaped sliding rods are slidably mounted in the U-shaped holes, the both ends of U type slide bar extend to respectively in two cavitys and respectively fixed mounting have the carriage release lever, the carriage release lever sets up for the slope, the removal hole that is located two cavitys is seted up respectively to the top side of two horizontal poles, two removal holes are run through respectively on the top of two carriage release levers, the dwang is installed in the bottom side rotation of U type slide bar, the through-hole has been seted up on one side inner wall in U type hole, slidable mounting has the slide bar in the through-hole, the both ends of slide bar all extend to outside the through-hole, the one end of slide bar extends to U type downthehole and rotates and install on the bottom of dwang.

Preferably, the top side and the bottom side of the through hole are both provided with a limiting groove, the top side and the bottom side of the sliding rod are both fixedly provided with limiting blocks, and one ends of the two limiting blocks, which are far away from each other, extend into the two limiting grooves respectively.

Preferably, the slide bar is sleeved with a first spring, one end of the first spring is fixedly installed on one side, away from the U-shaped hole, of the limiting block, and the other end of the first spring is fixedly installed on the inner wall, away from the U-shaped hole, of the limiting groove.

Preferably, the two dust shields are fixedly mounted on one sides away from each other with second springs, and one ends away from each other with the second springs are fixedly mounted on the inner wall of one side away from each other with the two grooves.

Preferably, the bottom sides of the two cross rods are fixedly provided with cleaning brushes positioned in the fingerprint grooves, and the bottom sides of the two cleaning brushes are in contact with the inner walls of the bottom sides of the fingerprint grooves.

Preferably, one end of the sliding rod, which is far away from the U-shaped hole, is fixedly provided with a pull ring, and a rubber protective sleeve is fixedly sleeved on the pull ring.

Preferably, equal fixed mounting has the slider on the both sides inner wall in U type hole, all seted up the spout on keeping away from both sides each other of U type slide bar, and one side that two sliders are close to each other extends to in two spouts respectively.

Compared with the prior art, the invention has the beneficial effects that:

in the invention, through the matching use of a fingerprint recognizer, a cavity, a fingerprint groove, a sliding hole, transverse rods, dust-proof plates, a groove, a U-shaped hole and a U-shaped sliding rod, when fingerprint recognition is needed, a pull ring is pulled to drive the sliding rod to move horizontally, a first spring generates elastic deformation, the sliding rod moves to drive a rotating rod to rotate, the rotating rod rotates to drive the U-shaped sliding rod to move vertically, through the matching use of the U-shaped sliding rod, the moving rods, the moving holes, the rotating rod, a through hole, the sliding rod, a limiting groove, a limiting block, a first spring, a second spring, a cleaning brush and the pull ring, the U-shaped sliding rod moves to drive the two moving rods to move vertically, the two moving rods slide in the two moving holes respectively, because the two moving rods are arranged obliquely, the two moving rods move to drive the two transverse rods to be away from each other, the two transverse rods move away from each other to drive the two cleaning brushes to be away from each other, and simultaneously the two dust-proof plates are away from each other, the second spring generates elastic deformation, fingers can be placed in the fingerprint groove for recognition, after recognition is completed, the pull ring is loosened, and the device recovers to the original state under the reaction force of the first spring and the second spring;

the fingerprint groove dustproof device is simple to operate, the fingerprint groove can be dustproof through mutual separation and approach of the two dustproof plates, and the two cleaning brushes can clean the inner wall of the bottom side of the fingerprint groove, so that fingerprint identification is clearer, and the use requirements of people are met.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic structural view of portion A of FIG. 1;

FIG. 3 is a schematic structural diagram of portion B of FIG. 1;

fig. 4 is a schematic structural view of a portion C in fig. 1.

In the figure: 1 fingerprint recognizer, 2 cavities, 3 fingerprint grooves, 4 sliding holes, 5 cross bars, 6 dust shields, 7 grooves, 8U-shaped holes, 9U-shaped sliding rods, 10 moving rods, 11 moving holes, 12 rotating rods, 13 through holes, 14 sliding rods, 15 limiting grooves, 16 limiting blocks, 17 first springs, 18 second springs, 19 cleaning brushes, 20 pull rings, 21 computers, 22 sliding grooves, 23 sliding blocks and 24 longitudinal rods.

Detailed Description

In order to make the technical solutions of the present invention better understood, the following detailed description of the present invention is provided with reference to the accompanying drawings and specific examples.

Referring to fig. 1-4, the computer user identification device of this embodiment comprises a fingerprint identifier 1, two cavities 2 are symmetrically formed on the fingerprint identifier 1, a fingerprint slot 3 located between the two cavities 2 is formed on the top side of the fingerprint identifier 1, sliding holes 4 are formed on two inner walls of the fingerprint slot 3, the two sliding holes 4 are respectively communicated with the two cavities 2, a cross bar 5 is slidably mounted in each sliding hole 4, two ends of the cross bar 5 extend out of the sliding holes 4, longitudinal bars 24 located in the fingerprint slot 3 are fixedly mounted on the top sides of the two cross bars 5, dust-proof plates 6 are fixedly mounted on the top ends of the two longitudinal bars 24, the two dust-proof plates 6 are matched, grooves 7 located above the sliding holes 4 are formed on the inner walls of two sides of the fingerprint slot 3, one side of the two dust-proof plates 6 away from each other extends into the two grooves 7, U-shaped holes 8 located below the fingerprint slot 3 are formed on the inner walls of the bottom sides of the two cavities 2, a U-shaped slide rod 9 is slidably mounted in the U-shaped hole 8, two ends of the U-shaped slide rod 9 extend into the two cavities 2 respectively and are fixedly mounted with a movable rod 10 respectively, the movable rod 10 is arranged obliquely, the top sides of the two cross rods 5 are respectively provided with a movable hole 11 positioned in the two cavities 2, the top ends of the two movable rods 10 respectively penetrate through the two movable holes 11, the bottom side of the U-shaped slide rod 9 is rotatably mounted with a rotating rod 12, the inner wall of one side of the U-shaped hole 8 is provided with a through hole 13, a slide rod 14 is slidably mounted in the through hole 13, two ends of the slide rod 14 both extend out of the through hole 13, one end of the slide rod 14 extends into the U-shaped hole 8 and is rotatably mounted on the bottom end of the rotating rod 12, when fingerprint identification is required, the pull ring 20 is pulled to drive the slide rod 14 to move horizontally, the first spring 17 generates elastic deformation, the slide rod 14 moves to drive the rotating rod 12 to rotate, the rotating rod 12 rotates to drive the U-shaped slide rod 9 to move vertically, the U-shaped slide bar 9 moves to drive the two moving bars 10 to move vertically, and the two moving bars 10 respectively slide in the two moving holes 11, because the two moving bars 10 are both arranged obliquely.

Limiting grooves 15 are formed in the top side and the bottom side of the through hole 13, limiting blocks 16 are fixedly mounted on the top side and the bottom side of the sliding rod 14, the ends, far away from each other, of the two limiting blocks 16 extend into the two limiting grooves 15 respectively, a first spring 17 is sleeved on the sliding rod 14, one end of the first spring 17 is fixedly mounted on one side, far away from the U-shaped hole 8, of the limiting blocks 16, the other end of the first spring 17 is fixedly mounted on the inner wall, far away from the U-shaped hole 8, of the limiting grooves 15, the other side, far away from each other, of the two dustproof plates 6 is fixedly mounted with a second spring 18, the ends, far away from each other, of the two second springs 18 are fixedly mounted on the inner wall, far away from each other, of the two grooves 7 respectively, cleaning brushes 19 located in the fingerprint grooves 3 are fixedly mounted on the bottom sides of the two cross rods 5, the bottom sides of the two cleaning brushes 19 are in contact with the inner wall of the bottom sides of the fingerprint grooves 3, and one end, far away from the U-shaped hole 8, of the sliding rod 14 is fixedly mounted with a pull ring 20, fixed rubber protective sleeve that has cup jointed on pull ring 20, equal fixed mounting has slider 23 on the both sides inner wall of U type hole 8, spout 22 has all been seted up on keeping away from both sides each other of U type slide bar 9, one side that two sliders 23 are close to each other extends to in two spout 22 respectively, when needs carry out fingerprint identification, pulling pull ring 20 drives slide bar 14 horizontal migration, elastic deformation takes place for first spring 17, slide bar 14 removes and drives dwang 12 and rotate, dwang 12 rotates and drives U type slide bar 9 vertical migration, U type slide bar 9 removes and drives two carriage release lever 10 vertical migration, two carriage release levers 10 slide respectively in two removal holes 11, because two carriage release levers 10 are the slope setting.

The working principle is as follows: when fingerprint identification is required, pulling the pull ring 20 to drive the sliding rod 14 to move horizontally, the first spring 17 generates elastic deformation, the sliding rod 14 moves to drive the rotating rod 12 to rotate, the rotating rod 12 rotates to drive the U-shaped sliding rod 9 to move vertically, the U-shaped sliding rod 9 moves to drive the two moving rods 10 to move vertically, the two moving rods 10 slide in the two moving holes 11 respectively, because the two moving rods 10 are arranged obliquely, the two moving rods 10 move to drive the two transverse rods 5 to move away from each other, the two transverse rods 5 move away from each other to drive the two longitudinal rods 24 to move away from each other, the two longitudinal rods 24 move away from each other to drive the two dust-proof plates 6 to move away from each other, the second spring 18 generates elastic deformation, fingers can be placed into the fingerprint groove 3 for identification at the moment, after identification is completed, the pull ring 20 is loosened, under the reaction force of the first spring 17 and the second spring 18, the device recovers its original shape.

Finally, the principle and embodiments of the present invention are explained by using specific examples, and the above descriptions of the examples are only used to help understand the core idea of the present invention, and the present invention can be modified and modified without departing from the principle of the present invention, and the modified and modified examples also fall into the protection scope of the present invention.

Claims

1. A computer user identification device, comprising a fingerprint reader (1), characterized in that: the fingerprint reader (1) is symmetrically provided with two cavities (2), and the top of the fingerprint reader (1) is provided with two cavities (2). A fingerprint groove (3) located between the two cavities (2) is provided on the side, sliding holes (4) are provided on both inner walls of the fingerprint groove (3), and the two sliding holes (4) are respectively connected with the two hollow spaces. The cavity (2) is communicated with each other, a cross bar (5) is slidably installed in the two sliding holes (4), both ends of the cross bar (5) extend to the outside of the sliding hole (4), and the two cross bars (5) Vertical rods (24) located in the fingerprint groove (3) are fixedly installed on the top sides of the two vertical rods (24), and dustproof plates (6) are fixedly installed on the tops of the two vertical rods (24). For adaptation, grooves (7) located above the sliding holes (4) are provided on both inner walls of the fingerprint groove (3), and the sides of the two dustproof plates (6) away from each other extend to two In the groove (7), the inner walls of the bottom sides of the two cavities (2) are provided with the same U-shaped hole (8) located below the fingerprint groove (3), and a U-shaped hole (8) is slidably installed in the U-shaped hole (8). The sliding rod (9), the two ends of the U-shaped sliding rod (9) respectively extend into the two cavities (2) and are respectively fixed and installed with a moving rod (10), the moving rod (10) is inclined and the two horizontal The top side of the rod (5) is respectively provided with moving holes (11) located in the two cavities (2), the top ends of the two moving rods (10) respectively penetrate the two moving holes (11), and the U-shaped sliding rod ( 9) A rotating rod (12) is rotatably installed on the bottom side of the U-shaped hole (8), a through hole (13) is opened on the inner wall of one side of the U-shaped hole (8), and a sliding rod (14) is slidably installed in the through hole (13). Both ends of (14) extend out of the through hole (13), and one end of the sliding rod (14) extends into the U-shaped hole (8) and is rotatably mounted on the bottom end of the rotating rod (12).

2. The computer user identification device according to claim 1, wherein the top side and the bottom side of the through hole (13) are provided with limiting slots (15), and the top side and the bottom side of the sliding rod (14) are Limiting blocks (16) are fixedly installed on the bottom side, and the ends of the two limiting blocks (16) away from each other respectively extend into the two limiting grooves (15).

3 . The computer user identification device according to claim 2 , wherein a first spring ( 17 ) is sleeved on the sliding rod ( 14 ), and one end of the first spring ( 17 ) is fixedly installed at the limit position. 4 . The block (16) is on the side away from the U-shaped hole (8), and the other end of the first spring (17) is fixedly mounted on the inner wall of the limiting groove (15) on the side away from the U-shaped hole (8).

4. The computer user identification device according to claim 3, characterized in that: a second spring (18) is fixedly installed on one side of the two dust-proof plates (6) away from each other, and the two second springs (18) ) are respectively fixedly installed on the inner walls of the two grooves (7) which are away from each other.

5. The computer user identification device according to claim 4, characterized in that: the bottom sides of the two transverse bars (5) are fixedly installed with cleaning brushes (19) located in the fingerprint groove (3), and the two cleaning brushes (19) are The bottom sides of the brushes (19) are all in contact with the bottom side inner walls of the fingerprint grooves (3).

6 . The computer user identification device according to claim 5 , wherein a pull ring ( 20 ) is fixedly installed on one end of the sliding rod ( 14 ) away from the U-shaped hole ( 8 ), and a pull ring ( 20 ) is fixed on the pull ring ( 20 ). The fixed socket has a protective rubber cover.

7. The computer user identification device according to claim 6, wherein a slider (23) is fixedly installed on both inner walls of the U-shaped hole (8), and the U-shaped sliding rod (9) is A chute (22) is provided on both sides away from each other, and the mutually close sides of the two sliding blocks (23) extend into the two chute (22) respectively.