CN218957626U

CN218957626U - Fingerprint switch

Info

Publication number: CN218957626U
Application number: CN202223135155.5U
Authority: CN
Inventors: 高兆义; 任巧
Original assignee: Suzhou Ligao Forklift Co ltd
Current assignee: Suzhou Ligao Forklift Co ltd
Priority date: 2022-11-25
Filing date: 2022-11-25
Publication date: 2023-05-02
Anticipated expiration: 2032-11-25

Abstract

The utility model discloses a fingerprint switch, which comprises a front shell, a rear shell, a fingerprint identification component and a power relay, wherein the fingerprint identification component is arranged in the front shell, a fingerprint window is arranged on the front end face of the front shell, the power relay is fixed in the rear shell, the fingerprint identification component is electrically connected with the power relay, the front shell and the rear shell are fixed through bolts, slots are arranged on the opposite sides of the front shell, inserting plates are arranged on the opposite sides of the rear shell and are inserted into the slots, clamping grooves are formed on the two sides, close to one end of the rear shell, of each slot, a pair of fixing clamping spring pieces are inserted into the clamping grooves, the end parts of the connecting ends of the fixing clamping spring pieces extend into the positions between the inserting plates and the slots, and the protruding parts protrude out of the side walls of the front shell. The fingerprint switch has low assembly requirement and can be quickly adapted to special motor vehicles in a field (factory).

Description

Fingerprint switch

Technical Field

The utility model relates to a switch applied to a special motor vehicle in a field (factory), in particular to a fingerprint switch.

Background

At present, a key power-on starting mode is generally adopted to start the vehicle in the use process of the vehicle, but the key can be used by any person, so that special use of special persons cannot be controlled, and potential safety hazards are easy to form. For this reason, introduced the fingerprint switch in some vehicles, present fingerprint switch includes casing, switch button, fingerprint identification subassembly, PCB board, installs touch switch and fingerprint connector on the PCB board, and the fingerprint connector sets up FPC flexible connector and is connected with fingerprint identification subassembly for realize opening this vehicle through the fingerprint.

As in patent publication 2021.04.09, CN 212934443U, a multi-stage control based safety fingerprint switch is disclosed, wherein a fixing thread is provided outside a fixing jacket (i.e. a shell), a fixing nut is mounted on the fixing thread, and a baffle is mounted for limiting and fixing structural installation, and installation is performed. But the fingerprint switch needs to be provided with corresponding threaded holes on the installed carrier in an adaptive manner, and has higher installation requirements.

Disclosure of Invention

To overcome the above drawbacks, the present utility model aims to provide a fingerprint switch with low assembly requirements, which can be quickly adapted to a special motor vehicle (such as a forklift) in a field (factory).

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a fingerprint switch, includes procapsid, back casing, fingerprint identification subassembly, power relay, the fingerprint identification subassembly sets up in the procapsid, the preceding terminal surface of procapsid is provided with fingerprint window, power relay fixes in the back casing, the fingerprint identification subassembly is connected with the power relay electricity, pass through the bolt fastening between procapsid and the back casing, the relative both sides of procapsid are provided with the slot, the relative both sides of back casing are provided with the picture peg, the picture peg is inserted and is established in the slot, the both sides that the slot is close to the one end of back casing are provided with the draw-in groove, a pair of the draw-in groove interpolation is equipped with a fixing clip reed, the tip extension of fixing clip reed link is gone into between picture peg and the slot, the fixing clip reed has the bellying, the lateral wall of protruding procapsid of bellying.

Preferably, two sides of one end of the fixed clamping reed are integrally formed with convex wings, and the two convex wings are respectively inserted into corresponding clamping grooves. The convex wing is used for being matched with the clamping groove to realize clamping.

Preferably, the thickness of the clamping groove is matched with the thickness of the convex wing, and the clamping groove can clamp the convex wing in the thickness direction; the convex wings can slide back and forth in the length direction of the clamping groove. When the fingerprint switch is arranged on the carrier, certain abdication is provided for the fixed card reed, so that the fingerprint switch is conveniently arranged on the carrier.

Preferably, the clamping groove is formed at a position close to the bottom of the slot. The fixing card reed inserted into the pair of clamping grooves is tightly attached to the bottom of the slot as far as possible, so that the design provides a guiding function for the front and back sliding of the fixing card reed.

Preferably, the front side end surface of the rear housing is provided with a ring of protruding flanges, the rear side end surface of the front housing is provided with a ring of grooves, and the flanges are inserted into the grooves and fixed by the bolts. The arrangement of the flange and the groove is beneficial to the assembly of the front shell and the rear shell, and the threaded holes of the front shell and the rear shell can be aligned quickly.

Preferably, the fingerprint identification component is obliquely arranged on the front side of the front shell, and the top wall of the front shell forms a blocking eave. The dustproof and waterproof effects are achieved to a certain extent.

Preferably, a sealant is arranged between the fingerprint identification component and the fingerprint window. The waterproof effect is enhanced by the arrangement of the sealant.

Preferably, a reserved mounting groove is formed in the outer side wall of the rear shell. Through reserving the setting of mounting groove, do benefit to its joint and fix in the carrier.

Preferably, the front housing and the rear housing are respectively rectangular parallelepiped. The arrangement of the cuboid shape is convenient to install, the layout and the fixation of the components in the front shell and the rear shell are convenient, and the maximum inner space meets the requirements of the transformation and the heat dissipation of various components.

Preferably, the fingerprint identification component adopts an optical fingerprint identification module, the optical fingerprint identification module adopts a high-resolution optical head, the resolution of the high-resolution optical head is 500dpi, and the surface is a glass finger pressing surface. If the authorized notice day is 20190823, the authorized notice number is CN 106897701B. The optical fingerprint recognition module is more sensitive than the capacitive fingerprint module, and has long service life. The application adopts the engineering style high-resolution optical head, and the glass is wear-resistant according to the finger surface, has overlength life (more than fifteen years), and the window surface is big to experience good, wear-resistant, has overlength life (more than fifteen years), and the window surface is big to experience good.

The fingerprint switch has the beneficial effects that the fingerprint switch is clamped and installed by the fixing clamp spring, the integrated fixing clamp spring is designed, the installation is convenient, and the fingerprint switch is conveniently installed by opening holes in the carrier, compared with the prior art, the fingerprint switch installed carrier (such as a central console of a special motor vehicle) does not need to be provided with threaded holes, and the fingerprint switch is only clamped and fixed on the carrier through the fixing clamp spring at two sides, so that the fingerprint switch has the effects of convenience and rapidness in installation; this application establishes the fixing clip reed card in the draw-in groove, and extends into between picture peg and the slot with the tip of fixing clip spring piece link for the fixing clip reed is difficult for breaking away from the draw-in groove, improves the stability that fixing clip spring piece connects.

Drawings

Fig. 1 is a perspective view of the present embodiment;

FIG. 2 is an enlarged view of a portion of FIG. 1 at A;

FIG. 3 is an exploded view of the present embodiment;

fig. 4 is a perspective view of the front housing in the present embodiment;

fig. 5 is a rear view of the front housing in the present embodiment;

fig. 6 is a perspective view of the fixing clip reed in the present embodiment.

In the accompanying drawings:

1-a front housing; 1 a-a threaded hole; 1 b-a fingerprint window; 1 c-top wall; 2-a rear housing; 2 a-a threaded hole; 3-a fingerprint recognition component; 4-a power relay; 5-slots; 5 a-groove bottom; 6-inserting plates; 7-clamping grooves; 8-fixing the card reed; 8 a-a boss; 8 b-wings; 9-flanges; 10-grooves; 11-reserving an installation groove; 12-gap.

Detailed Description

The preferred embodiments of the present utility model will be described in detail below with reference to the accompanying drawings so that the advantages and features of the present utility model can be more easily understood by those skilled in the art, thereby making clear and defining the scope of the present utility model.

Referring to fig. 1-6, the present embodiment discloses a fingerprint switch, which is applied to various vehicle devices, and is turned on by a special person applied to various vehicle devices through the on-off of the fingerprint switch, thereby avoiding illegal use and realizing safety management. The power supply voltage is suitable for various power supply voltages (5V-240V) according to the model. The fingerprint switch comprises a front shell 1, a rear shell 2, a fingerprint identification component 3 and a power relay 4, wherein the fingerprint identification component 3 is arranged inside the front shell 1, the fingerprint identification component 3 in the embodiment adopts an optical fingerprint identification module, the optical fingerprint identification module adopts a high-resolution optical head (resolution is 500 dpi), the surface is a glass finger-pressing surface, the front end surface of the front shell 1 is provided with a fingerprint window 1b, the fingerprint identification component 3 leaks from the fingerprint window 1b, the power relay 4, and the fingerprint identification component 3 is arranged in the front shell 1 and the rear shell 2, so that the reaction speed is improved. During the use, the operating personnel stretches into touch fingerprint identification subassembly 3 from fingerprint window 1b, power relay 4 fixes in back casing 2, fingerprint identification subassembly 3 is connected with power relay 4 electricity, pass through the bolt fastening between front casing 1 and the back casing 2, the relative both sides of front casing 1 are provided with slot 5, the relative both sides of back casing 2 are provided with picture peg 6, picture peg 6 inserts and establishes in slot 5, the both sides that slot 5 is close to the one end of back casing 2 are provided with draw-in groove 7, a pair of draw-in groove 7 interpolation is equipped with a fixing clip reed 8, the tip of fixing clip reed 8 link extends into between picture peg 6 and the slot 5, fixing clip reed 8 has bellying 8a, the lateral wall of protruding front casing 1 of bellying 8 a. Two sides of one end of the fixed clamping reed 8 are provided with convex wings 8b, and the two convex wings 8b are respectively inserted into the corresponding clamping grooves 7.

During assembly, the fingerprint identification component 3 is installed inside the front shell 1, the power relay 4 is installed in the rear shell 2, the convex wings 8b on two sides of the fixed clamping reed 8 are clamped into the clamping grooves 7, and then the threaded holes 1a of the front shell 1 correspond to the threaded holes 2b of the rear shell 2 and are locked and fixed through bolts. As shown in fig. 6, the convex wing 8b in the present embodiment is integrally formed on the fixing clip reed 8. As shown in fig. 1 and 2, part of the protruding wing 8b is also blocked by the insertion plate 6 of the rear housing 2, so as to firmly clamp the fixing clip reed 8 in the clamping groove 7.

As shown in fig. 2, the thickness of the clamping groove 7 is matched with the thickness of the convex wing 8b, and the clamping groove 7 can just clamp the convex wing 8b in the thickness direction; the clamping groove 7 and the convex wing 8b are provided with a gap 12 in the length direction, the convex wing 8b can slide back and forth in the length direction of the clamping groove 7, a certain buffer is provided for fixing the clamping reed 8, and the convex part 8a of the clamping reed 8 is beneficial to clamping the carrier.

As shown in fig. 4, the card slot 7 in this embodiment is formed at a position close to the slot bottom 5a of the slot 5. So that the connecting end of the fixing clip reed 8 is in wireless close proximity to the groove bottom 5a, and guiding is provided for the sliding of the fixing clip reed 8.

As shown in fig. 3, the front side end surface of the rear case 2 is provided with a ring of protruding flanges 9, as shown in fig. 4, the rear side end surface of the front case 1 is provided with a ring of grooves 10, and the flanges 9 are inserted into the grooves 10 and fixed by bolts.

As shown in fig. 1, 3 and 4, the fingerprint recognition module 3 in this embodiment is obliquely disposed on the front side of the front case 1, and the top wall 1c of the front case 1 forms a eave. Has dustproof and waterproof effects.

In some embodiments, a sealant may be further disposed between the fingerprint recognition component 3 and the fingerprint window 1b, so as to enhance the waterproof effect.

As shown in fig. 3, the outer side wall of the housing 2 in this embodiment is provided with a reserved mounting groove 11, and the front housing 1 and the rear housing 2 are respectively rectangular parallelepiped.

The above embodiments are only for illustrating the technical concept and features of the present utility model, and are intended to enable those skilled in the art to understand the content of the present utility model and to implement the same, but are not intended to limit the scope of the present utility model, and all equivalent changes or modifications made according to the spirit of the present utility model should be included in the scope of the present utility model.

Claims

1. The utility model provides a fingerprint switch, includes procapsid (1), back casing (2), fingerprint identification subassembly (3), power relay (4), fingerprint identification subassembly (3) set up in procapsid (1), the preceding terminal surface of procapsid (1) is provided with fingerprint window (1 b), power relay (4) are fixed in back casing (2), fingerprint identification subassembly (3) are connected with power relay (4) electricity, pass through bolt fastening between procapsid (1) and the back casing (2), its characterized in that: the two opposite sides of the front shell (1) are provided with slots (5), the two opposite sides of the rear shell (2) are provided with plugboards (6), the plugboards (6) are inserted into the slots (5), two sides of one end of the slots (5) close to the rear shell (2) are provided with clamping grooves (7), A pair of fixing card reeds (8) are inserted in the clamping grooves (7), the end parts of the connecting ends of the fixing card reeds (8) extend into the space between the inserting plate (6) and the inserting grooves (5), the fixing card reeds (8) are provided with protruding portions (8 a), and the protruding portions (8 a) protrude out of the side wall of the front shell (1).

2. The fingerprint switch of claim 1, wherein: two sides of one end of the fixed clamping reed (8) are integrally formed with convex wings (8 b), and the two convex wings (8 b) are respectively inserted into corresponding clamping grooves (7).

3. The fingerprint switch of claim 2, wherein: the thickness of the clamping groove (7) is matched with the thickness of the convex wing (8 b), and the clamping groove (7) can clamp the convex wing (8 b) in the thickness direction; the clamping groove (7) and the convex wing (8 b) are provided with a gap (12) in the length direction, and the convex wing (8 b) can slide back and forth in the length direction of the clamping groove (7).

4. The fingerprint switch of claim 1, wherein: the clamping groove (7) is formed at a position close to the groove bottom (5 a) of the slot (5).

5. The fingerprint switch of claim 1, wherein: the front side end face of the rear shell (2) is provided with a circle of protruding flanges (9), the rear side end face of the front shell (1) is provided with a circle of grooves (10), and the flanges (9) are inserted into the grooves (10) and fixed through the bolts.

6. The fingerprint switch of claim 1, wherein: the fingerprint identification component (3) is obliquely arranged on the front side of the front shell (1), and a stop eave is formed on the top wall (1 c) of the front shell (1).

7. The fingerprint switch of claim 1, wherein: and a sealant is arranged between the fingerprint identification component (3) and the fingerprint window (1 b).

8. The fingerprint switch of claim 1, wherein: the outer side wall of the rear shell (2) is provided with a reserved mounting groove (11).

9. The fingerprint switch of claim 1, wherein: the front shell (1) and the rear shell (2) are respectively in cuboid shapes.

10. The fingerprint switch of claim 1, wherein: the fingerprint identification component (3) adopts an optical fingerprint identification module, the optical fingerprint identification module adopts a high-resolution optical head, the resolution of the high-resolution optical head is 500dpi, and the surface is a glass finger pressing surface.