Portable fingerprint acquisition device

Abstract

The utility model discloses a portable fingerprint acquisition device, and belongs to the technical field of fingerprint acquisition. A portable fingerprint acquisition device comprises a shell and an installation seat, an insertion groove for the installation seat to be installed in a sliding mode is formed in the shell, a fingerprint identifier used for acquiring fingerprints is arranged in the installation seat, installation cavities are symmetrically formed in the two sides of the inner wall of the insertion groove, and limiting assemblies used for limiting the installation seat are arranged in the installation cavities. The device is small in size and convenient to carry, when fingerprints are not collected, the fingerprint identifier on the mounting base is always located in the shell, the situation that external dust is accumulated on an identification panel on the fingerprint identifier to affect collection is avoided, when the fingerprints are collected, a user only needs to pull the mounting base out of the shell, meanwhile, a cleaning plate on the cleaning assembly is matched, and the cleaning efficiency is improved. The identification panel on the fingerprint identifier can be cleaned while the mounting seat is pulled out, so that the acquisition efficiency is prevented from being influenced by the residual fingerprint acquired last time.

Description

Technical Field

[0001] The utility model relates to the technical field of fingerprint collection, in particular to a fingerprint collection device which is easy to carry. Background Art

[0002] With the rapid development of science and technology, biometric technology has been widely used in industries such as finance, securities, insurance, and network information services due to its uniqueness and security. Fingerprint recognition technology, as a type of biometric technology, is highly favored because of its easy collection and accurate recognition.

[0003] However, existing fingerprint collection devices are often large in size and are troublesome to carry. In addition, since the fingerprint collectors on existing fingerprint collection devices are often open-type, the collection panel on the fingerprint collector is easily damaged by friction during carrying, affecting the collection use. Utility Model Content

[0004] The utility model provides a portable fingerprint collection device, which can overcome certain defects of the prior art.

[0005] According to the utility model, a fingerprint collection device that is easy to carry includes a shell and a mounting seat. A plug-in slot for slidingly installing the mounting seat is provided inside the shell. A fingerprint identifier for collecting fingerprints is provided inside the mounting seat. Installation cavities are formed on both sides of the inner wall of the plug-in slot. Limiting components for limiting the mounting seat are provided inside the installation cavity. A cleaning component for cleaning fingerprints on the surface of the fingerprint identifier is provided at the top of the plug-in interface of the plug-in slot.

[0006] Preferably, two slide grooves are provided on both sides of the mounting seat, and fixing blocks for cooperating with the slide grooves are fixedly provided on both sides of the inner wall of the plug-in groove.

[0007] Through the above structure, the mounting seat can slide more stably and smoothly when being pulled out.

[0008] Preferably, the limit assembly includes a rotating plate rotatably arranged in the installation cavity, a clamping portion is provided at one end of the rotating plate close to the installation seat, a pressing portion is provided at the other end of the rotating plate, a pressure block is fixedly provided on the pressing portion, a spring for clamping the pressure block is provided between the side of the pressing portion away from the pressure block and the inner wall of the installation cavity, a through opening for sliding of the pressure block is provided on the outside of the installation cavity, and a through groove for movement of the clamping portion of the rotating plate is provided on the inside of the installation cavity; the installation seat is provided with a clamping groove for cooperating with the clamping portion of the rotating plate between the two sliding grooves, and the clamping groove is provided with an inclined surface close to one end of the shell.

[0009] Through the above structure, when not in use, the mounting seat can be clamped inside the shell to prevent the mounting seat from sliding out of the shell when carrying. The inclined surface is set to facilitate the rotating plate clamping part to slide into the slot better. When in use, pressing the pressure block can make the clamping part on the rotating plate disengage from the limit of the slot. The operation is simple and the clamping is stable.

[0010] Preferably, a mounting groove is provided at the top of the plug interface of the plug slot, and the cleaning assembly includes a cleaning plate slidably arranged in the mounting groove, a cleaning cloth for cleaning fingerprints is provided at the bottom of the cleaning plate, and a compression spring for pressing the cleaning plate is fixedly provided between the cleaning plate and the mounting groove.

[0011] Through the above structure, the identification panel of the fingerprint identifier can be cleaned during the movement of the mounting base without the need for additional cleaning, thus saving trouble and effort.

[0012] Preferably, a groove is provided at the bottom of the shell, and a connecting block for matching with the groove is fixedly provided at the bottom of the mounting seat.

[0013] The above structure makes it easy for the user to pull the mounting seat out of the shell.

[0014] Preferably, a recess is provided on the top of the mounting seat, and a protrusion matching with the recess is provided at the plug-in interface of the plug-in slot.

[0015] The above structure makes it convenient for users to collect with their fingers, and the setting of the convex portion can shield the inside of the plug-in slot to prevent dust from entering.

[0016] The beneficial effects of the utility model are as follows:

[0017] Compared with the prior art, the device is compact and easy to carry. When fingerprints are not collected, the fingerprint identifier on the mounting base is always inside the shell, preventing external dust from accumulating on the recognition panel of the fingerprint identifier and affecting the collection. When collecting fingerprints, the user can pull the mounting base out of the shell, and at the same time cooperate with the cleaning plate on the cleaning component to clean the recognition panel on the fingerprint identifier while pulling out the mounting base, avoiding the residual fingerprint from the last collection affecting the efficiency of this collection. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 The figure is a schematic diagram of the overall structure of a portable fingerprint collection device;

[0019] Figure 2 A schematic diagram of a structure of a mounting base of a portable fingerprint collection device with a housing pulled out;

[0020] Figure 3 It is a schematic diagram of the overall side cross-sectional structure of a portable fingerprint collection device;

[0021] Figure 4It is a schematic diagram of a top-view cross-sectional structure of a limit assembly of a portable fingerprint collection device;

[0022] Figure 5 for Figure 4 A partial enlarged schematic diagram in the middle. DETAILED DESCRIPTION

[0023] In order to further understand the content of the utility model, the utility model is described in detail in conjunction with the embodiments. It should be understood that the embodiments are only used to explain the utility model but not to limit it.

[0024] Example 1

[0025] See also Figure 1-5 The present embodiment provides a portable fingerprint collection device including a shell 100 and a mounting seat 110. The shell 100 is provided with a plug-in slot for sliding the mounting seat 110. The mounting seat 110 is provided with a fingerprint identifier 210 for collecting fingerprints. The inner walls of the plug-in slot are provided with mounting cavities 410 on both sides. The mounting cavities 410 are provided with limit components 120 for limiting the mounting seat 110. A cleaning component for cleaning the fingerprint on the surface of the fingerprint identifier 210 is provided at the top of the plug-in interface of the plug-in slot.

[0026] The mounting base 110 can be completely pulled out of the housing 100 , so that the mounting base 110 can be pushed inward to clean the cleaning plate 330 to clean the fingerprint or dust residue on the fingerprint identifier 210 .

[0027] When using this embodiment, the user presses the pressing blocks 520 on both sides of the shell 100 so that the clamping part on the rotating plate 510 is separated from the limit of the clamping groove 230 on the mounting seat 110. At this time, the user inserts the finger into the groove 320 and pulls out the connecting block 310 to collect the fingerprint. After the fingerprint collection is completed, the user pushes the mounting seat 110 back into the shell 100, and the limiting component 120 can limit the mounting seat 110 again. Compared with the prior art, the device is small in size and easy to carry. When the fingerprint is not collected, the fingerprint identifier 210 on the mounting seat 110 is always inside the shell 100, which prevents external dust from accumulating on the identification panel of the fingerprint identifier 210 to affect the collection. When collecting fingerprints, the user pulls the mounting seat 110 out of the shell 100, and cooperates with the cleaning plate 330 on the cleaning component. When pulling out the mounting seat 110, the identification panel on the fingerprint identifier 210 can be cleaned to prevent the residual fingerprint collected last time from affecting the collection efficiency this time.

[0028] In this embodiment, two slide grooves 220 are provided on both sides of the mounting seat 110 , and fixing blocks 260 for matching with the slide grooves 220 are fixedly provided on both sides of the inner wall of the plug-in slot.

[0029] Through the above structure, the mounting seat 110 can slide more stably and smoothly when being pulled out.

[0030] In this embodiment, the limiting assembly 120 includes a rotating plate 510 rotatably arranged in the installation cavity 410, the rotating plate 510 is provided with a clamping portion at one end close to the installation seat 110, and a pressing portion is provided at the other end of the rotating plate 510, a pressing block 520 is fixedly provided on the pressing portion, and a spring 530 for clamping the pressing block 520 is provided between the side of the pressing portion away from the pressing block 520 and the inner wall of the installation cavity 410, a through opening for the pressing block 520 to slide is provided on the outer side of the installation cavity 410, and a through groove for the clamping portion of the rotating plate 510 to move is provided on the inner side of the installation cavity 410; the installation seat 110 is provided with a clamping groove 230 for cooperating with the clamping portion of the rotating plate 510 between the two slide grooves 220, and the clamping groove 230 is provided with an inclined surface 240 at one end close to the shell 100.

[0031] Through the above structure, when not in use, the mounting base 110 can be clamped inside the shell 100 to prevent the mounting base 110 from sliding out of the shell 100 when carried. The setting of the inclined surface 240 facilitates the clamping part of the rotating plate 510 to slide into the slot 230 better. When in use, pressing the pressure block 520 can make the clamping part on the rotating plate 510 disengage from the limit of the slot 230. The operation is simple and the clamping is stable.

[0032] In this embodiment, a mounting groove is provided at the top of the plug interface of the plug slot, and the cleaning component includes a cleaning plate 330 slidably arranged in the mounting groove, a cleaning cloth for cleaning fingerprints is provided at the bottom of the cleaning plate 330, and a compression spring for pressing the cleaning plate 330 is fixedly provided between the cleaning plate 330 and the mounting groove.

[0033] Through the above structure, the identification panel of the fingerprint identifier 210 can be cleaned during the movement of the mounting base 110 without additional cleaning, which saves time and effort.

[0034] In this embodiment, a groove 320 is provided at the bottom of the housing 100 , and a connecting block 310 for matching with the groove 320 is fixedly provided at the bottom of the mounting seat 110 .

[0035] The above structure makes it easy for the user to pull the mounting seat 110 out of the housing 100 .

[0036] In this embodiment, a recess 250 is provided on the top of the mounting seat 110 , and a protrusion matching with the recess 250 is provided at the plug-in interface of the plug-in slot.

[0037] The above structure makes it convenient for users to collect with their fingers, and the setting of the convex portion can shield the inside of the plug-in slot to prevent dust from entering.

[0038] It is easy to understand that those skilled in the art can combine, split, reorganize, etc. the embodiments of the present application to obtain other embodiments based on one or several embodiments provided in the present application, and these embodiments do not exceed the protection scope of the present application.

[0039] The above is a schematic description of the present invention and its implementation methods, which is not restrictive. The embodiments shown are only part of the implementation methods of the present invention, and the actual structure is not limited thereto. Therefore, if ordinary technicians in this field are inspired by it and design structural methods and embodiments similar to the technical solution without creativity without departing from the purpose of the invention of the present invention, they should all fall within the protection scope of the present invention.

Claims

1. A portable fingerprint collection device, characterized in that: The invention comprises a housing (100) and a mounting seat (110); a plug-in slot for slidingly mounting the mounting seat (110) is provided inside the housing (100); a fingerprint identifier (210) for collecting fingerprints is provided inside the mounting seat (110); mounting cavities (410) are symmetrically provided on both sides of the inner wall of the plug-in slot; and a limiting component (120) for limiting the mounting seat (110) is provided inside the mounting cavity (410); and a cleaning component for cleaning fingerprints on the surface of the fingerprint identifier (210) is provided at the top of the plug-in interface of the plug-in slot.

2. A portable fingerprint collection device according to claim 1, characterized in that: Two slide grooves (220) are provided on both sides of the mounting seat (110), and fixed blocks (260) for matching with the slide grooves (220) are fixedly provided on both sides of the inner wall of the plug-in groove.

3. A portable fingerprint collection device according to claim 2, characterized in that: The limiting assembly (120) comprises a rotating plate (510) rotatably arranged in the installation cavity (410); a clamping portion is provided at one end of the rotating plate (510) close to the installation seat (110); a pressing portion is provided at the other end of the rotating plate (510); a pressing block (520) is fixedly provided on the pressing portion; a spring (530) for pressing the pressing block (520) is provided between the side of the pressing portion away from the pressing block (520) and the inner wall of the installation cavity (410); a through opening for the pressing block (520) to slide is provided on the outside of the installation cavity (410); a through groove for the clamping portion of the rotating plate (510) to move is provided on the inside of the installation cavity (410); and a clamping groove (230) for cooperating with the clamping portion of the rotating plate (510) is provided on the installation seat (110) between the two slide grooves (220); and an inclined surface (240) is provided on the end of the clamping groove (230) close to the shell (100).

4. The portable fingerprint collection device according to claim 1, characterized in that: A mounting groove is provided at the top of the plug interface of the plug slot, and the cleaning component comprises a cleaning plate (330) slidably arranged in the mounting groove, a cleaning cloth for cleaning fingerprints is provided at the bottom of the cleaning plate (330), and a compression spring for pressing the cleaning plate (330) is fixedly provided between the cleaning plate (330) and the mounting groove.

5. The portable fingerprint collection device according to claim 1, characterized in that: A groove (320) is provided at the bottom of the housing (100), and a connecting block (310) for matching with the groove (320) is fixedly provided at the bottom of the mounting seat (110).

6. The portable fingerprint collection device according to claim 1, characterized in that: A recessed portion (250) is provided on the top of the mounting seat (110), and a protrusion matching the recessed portion (250) is provided at the plug interface of the plug slot.

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