CN212478796U

CN212478796U - Straight handle type fingerprint lock

Info

Publication number: CN212478796U
Application number: CN202020383739.6U
Authority: CN
Inventors: 童铁柱
Original assignee: Ningbo Huazhu Precision Machinery Co ltd
Current assignee: Ningbo Huazhu Precision Machinery Co ltd
Priority date: 2020-03-24
Filing date: 2020-03-24
Publication date: 2021-02-05
Anticipated expiration: 2030-03-24

Abstract

The utility model provides a straight handle type fingerprint lock, including hollow door handle, be equipped with mount pad, commentaries on classics cover, ejector pin, two limit switches in the door handle, change the cover and install in the upper end of installation cavity with rotating, the mount pad is fixed in the installation cavity, be fixed with the motor on the mount pad, the upper end of mount pad is furnished with the slide in a sliding manner, and the lower extreme of slide has seted up the screw, screw female connection have with the screw rod that the motor is connected, the front end of slide is equipped with the bayonet lock; the ejector rod is parallel to the screw rod and is in sliding fit with one side of the mounting seat, the head of the rod is fixedly connected with the sliding seat, the tail of the ejector rod is provided with a feeler lever, the length direction of the feeler lever is parallel to the axis of the ejector rod, and the two limit switches are respectively arranged on two-pole limit of the feeler lever. The utility model discloses straight handle formula fingerprint lock, compact structure, small, the appearance is pleasing to the eye, low in manufacturing cost, and make things convenient for the intelligent transformation of ordinary tool to lock.

Description

Straight handle type fingerprint lock

Technical Field

The utility model relates to an intelligence lock, in particular to straight handle formula fingerprint lock.

Background

The fingerprint lock is an intelligent lock taking the fingerprint of a human finger part as an identification carrier and means, is a perfect crystal of a computer information technology, an electronic technology, a mechanical technology and a modern hardware technology, generally consists of two parts of an electronic identification and control system and a mechanical linkage system, and the uniqueness and the irreproducibility of the living fingerprint determine that the fingerprint is the safest lock type in all locks at present. The core part of fingerprint lock includes mainboard, clutch, fingerprint sampler, cryptographic technique, microprocessor (CPU), intelligent emergency key, and the clutch of traditional fingerprint lock is installed in the lock body, and is bulky, and the installation is inconvenient, and pleasing to the eye degree is poor, need change whole lock body after damaging, and is very inconvenient, and the price is high.

SUMMERY OF THE UTILITY MODEL

【1】 Technical problem to be solved

The to-be-solved technical problem of the utility model is to provide a straight handle formula fingerprint lock small, simple to operate is swift, and can install on ordinary lockset.

【2】 Technical scheme for solving problems

The utility model provides a straight handle type fingerprint lock, it includes hollow door handle 1, be equipped with installation cavity 101 in the door handle 1, be equipped with mount pad 2, swivel cover 43, ejector pin 61, first limit switch 61 and second limit switch 62 in the installation cavity, the swivel cover is installed in the upper end of installation cavity rotatoryly, the lateral wall of swivel cover has seted up the card hole, the axis of card hole is perpendicular and intersects in the axis of swivel cover, the center of swivel cover is seted up the shaft hole that the cross section is the square; the mounting seat is fixed in the mounting cavity and positioned at the lower end of the rotating sleeve, a motor 31 is fixed on the mounting seat, the axis of the motor is parallel to the length direction of the door handle, a sliding seat 32 is slidably arranged at the upper end of the mounting seat, the sliding direction of the sliding seat is parallel to the axis of the motor, a screw hole is formed in the lower end of the sliding seat, a screw 311 connected with the motor is connected to the screw hole in an internal thread mode, and a clamping pin 321 capable of being clamped into the clamping hole is arranged at the front end of the sliding seat; the ejector pin is parallel to the screw rod and the sliding fit are in mount pad one side, the head of ejector pin with slide fixed connection, the afterbody of ejector pin is equipped with feeler lever 522, the length direction of feeler lever is parallel to the axis of ejector pin, first limit switch with second limit switch sets up respectively on the two poles of the earth spacing of feeler lever, and can by the feeler lever triggers.

Furthermore, the installation cavity comprises an upper installation cavity and a lower installation cavity, the installation seat is fixed in the upper installation cavity, and the first limit switch and the second limit switch are installed in the lower installation cavity.

Further, the first limit switch and the second limit switch are micro switches.

Furthermore, a contact rod seat 521 is fixed at the end of the ejector rod through a screw, a mounting hole for accommodating the ejector rod to be sleeved is formed in the upper end of the contact rod seat, an adjusting screw hole communicated with the mounting hole is formed in the lower end of the contact rod seat, an adjusting bolt 523 is arranged in the adjusting screw hole in a matched mode, and the contact rod is arranged on the side wall of the contact rod seat.

Further, touch the pole seat and be cylindrical, the lateral wall of mounting hole is equipped with the location step face that is used for radial positioning, touch the lateral wall of pole seat and be equipped with and be on a parallel with the installation face of location step face, it has mounting hole 5210 to run through on the installation face, set locking screw in the mounting hole.

Furthermore, the both sides wall of mount pad is equipped with the location arch, the lateral wall of installation cavity is equipped with the holding the positioning groove that protruding card of location was gone into, and the screw passes the location arch will the mount pad is fixed in the installation cavity.

【3】 Advantageous effects

The straight handle type fingerprint lock of the utility model installs the fingerprint module and the clutch on the handle, thus reducing the installation volume and having compact and beautiful structure; the clutch with the rotating shaft is controlled through the clutch, so that the function of opening and closing is achieved, and the clutch is simple, convenient and high in safety; the fingerprint lock can be installed on a common lock, is wide in application range, greatly reduces the manufacturing cost of the fingerprint lock, and is beneficial to popularization.

Drawings

Fig. 1 is a schematic structural view of the straight-handle fingerprint lock of the present invention;

FIG. 2 is a cross-sectional view of the straight-handle fingerprint lock of the present invention;

FIG. 3 is an enlarged view of portion A of FIG. 2;

fig. 4 is a schematic structural view of the trigger lever of the straight-handle fingerprint lock of the present invention;

fig. 5 is a schematic structural view of a touch rod seat of the straight-handle fingerprint lock of the present invention;

fig. 6 shows a fingerprint lock applying the clutch device.

Detailed Description

The embodiments of the present invention will be described in detail below with reference to the accompanying drawings.

Referring to fig. 1 to 6, the present invention provides a straight handle type fingerprint lock, which comprises a hollow door handle 1, a mounting cavity 101 is arranged in the door handle 1, the mounting cavity sequentially comprises an upper mounting cavity and a lower mounting cavity from top to bottom, a rotating sleeve 43 is rotatably arranged at the upper end of the upper mounting cavity, a clamping hole is arranged on the side wall of the rotating sleeve, the axis of the clamping hole is vertical and intersected with the axis of the rotating sleeve, a shaft hole with a square cross section is arranged at the center of the rotating sleeve and used for sleeving a rotating shaft to realize the connection with a lock body, the axis of the shaft hole is the rotating axis of the door handle, a mounting seat 42 is fixed in the upper cavity, in order to position a column, 2 positioning protrusions are arranged on the side walls at the two sides of the mounting seat, mounting holes are arranged on the positioning protrusions, meanwhile, a positioning groove for clamping the positioning protrusions is arranged on the side wall of the mounting cavity, a screw passes through the, the mounting seat is fixed in the mounting cavity, the motor 31 is fixed on the mounting seat, the axis of the motor is parallel to the length direction of the door handle, the sliding seat 32 is slidably arranged at the upper end of the mounting seat, specifically, a bracket 33 is fixed on the mounting seat, the sliding seat is slidably arranged in the bracket, the sliding direction of the sliding seat is parallel to the axis of the motor, namely, the sliding seat slides up and down, the lower end of the sliding seat is provided with a screw hole which is parallel to the sliding square of the sliding seat, a screw rod 311 is connected with the screw hole in a threaded manner, is connected with an output shaft of the motor and is used for driving the sliding of the sliding seat, the front end (upper end) of the sliding seat is provided with a clamping pin 321 which can be clamped into a clamping hole, the cross section of the pin hole is rectangular or circular; a top rod 51 parallel to the screw rod and sliding fitted on one side of the mounting seat, specifically, a strip-shaped hole is provided on the right side or left side of the mounting seat, the length direction thereof is parallel to the sliding direction of the sliding seat, the top rod is sliding fitted in the strip-shaped hole, the upper end head part thereof is fixedly connected with the sliding seat through a connecting rod 322, meanwhile, a strip-shaped groove 330 is provided on the side wall of the mounting seat for allowing the connecting rod to pass through and move up and down, the lower end of the top rod extends into the lower cavity, a contact rod 52 is provided at the lower end tail part thereof, specifically, a contact rod seat 521 is fixed at the end part of the top rod through a screw, the contact rod seat is cylindrical, a concave hole is provided on the upper end surface thereof and forms a mounting hole, a positioning step surface for radial positioning is provided on the side wall of the mounting hole, a mounting surface parallel to the positioning step surface is provided on the outer wall of the contact rod, for fixing, in order to facilitate assembly, the mounting surface in this embodiment is disposed outward, i.e. toward one side of a human body when in use, the lower end of the feeler lever seat is provided with an adjusting screw hole communicated with the mounting hole, an adjusting bolt 523 is disposed in the adjusting screw hole, the end of the adjusting bolt is connected with the end of the ejector rod for axial fine adjustment, the side wall of the feeler lever seat is provided with a feeler lever, the feeler lever is bent upward to form a feeler lever portion 522, the length direction of the trigger portion is parallel to the axis of the ejector rod, the length of the trigger portion is greater than 10mm, so as to facilitate the installation of the limit switches, the first limit switch is disposed on the upper limit position of the feeler lever, the second limit switch is disposed on the lower limit position of the feeler lever, the two limit switches are disposed on the same axis, when moving to the upper limit position, the first limit switch is triggered, when moving to the lower limit position, the limit switch, low cost, small volume, convenient installation and good corresponding effect.

After fingerprint identification and verification are passed, the motor rotates to drive the sliding seat to slide towards one side of the rotating sleeve, so that the clamping pin at the end part of the sliding seat is inserted into the clamping hole to be connected with the rotating sleeve, and the rotating handle can drive the rotating sleeve to move together, so that the lock cylinder is driven to rotate through the rotating shaft to unlock; the back resets after unblanking, and specific motor reversal drives slide reverse motion, makes the card axle break away from the commentaries on classics cover, and at this moment, the door handle can not drive when rotating and changes the cover rotation, can only idle running, consequently can't unblank.

When the fingerprint identification is not verified, the clutch device is in a reset state, namely the clamping shaft is not connected with the rotating sleeve, at the moment, the door handle cannot drive the rotating sleeve to rotate when rotating, and only can idle, so that the door cannot be unlocked

The fingerprint identification module 6 is arranged on the upper end surface of the door handle, when the door handle is held by hands, the thumb is positioned at the fingerprint identification position, the operation is convenient and fast, the identification chip 41 is positioned in the installation cavity of the door handle, and the mechanical structure is protected by the application, so that the detailed explanation of the electric appliance part is omitted.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the technical principle of the present invention, and these improvements and decorations should also be regarded as the protection scope of the present invention.

Claims

1. A straight handle type fingerprint lock is characterized in that: the door handle comprises a hollow door handle, wherein a mounting cavity is arranged in the door handle, a mounting seat, a rotating sleeve, a mandril, a first limit switch and a second limit switch are arranged in the mounting cavity, the rotating sleeve is rotatably mounted at the upper end of the mounting cavity, a clamping hole is formed in the side wall of the rotating sleeve, the axis of the clamping hole is vertical to and intersected with the axis of the rotating sleeve, and a shaft hole with a square cross section is formed in the center of the rotating sleeve; the mounting seat is fixed in the mounting cavity and located at the lower end of the rotating sleeve, a motor is fixed on the mounting seat, the axis of the motor is parallel to the length direction of the door handle, a sliding seat is slidably arranged at the upper end of the mounting seat, the sliding direction of the sliding seat is parallel to the axis of the motor, a screw hole is formed in the lower end of the sliding seat, a screw rod connected with the motor is connected with the screw hole in a threaded manner, and a clamping pin capable of being clamped into the clamping hole is arranged at the front end of the sliding seat; the ejector pin is parallel to the screw rod and is in sliding fit one side of the mounting seat, the head of the ejector pin is fixedly connected with the sliding seat, the tail of the ejector pin is provided with a feeler lever, the length direction of the feeler lever is parallel to the axis of the ejector pin, and the first limit switch and the second limit switch are respectively arranged on two-pole limits of the feeler lever and can be triggered by the feeler lever.

2. The straight shank fingerprint lock of claim 1, wherein: the mounting cavity comprises an upper mounting cavity and a lower mounting cavity, the mounting seat is fixed in the upper mounting cavity, and the first limit switch and the second limit switch are mounted in the lower mounting cavity.

3. The straight shank fingerprint lock of claim 1, wherein: the first limit switch and the second limit switch are micro switches.

4. The straight shank fingerprint lock of claim 1, wherein: the touch rod device is characterized in that a touch rod seat is fixed at the end part of the ejector rod through a screw, a mounting hole for the ejector rod to be sleeved in is formed in the upper end of the touch rod seat, an adjusting screw hole communicated with the mounting hole is formed in the lower end of the touch rod seat, an adjusting bolt is arranged in the adjusting screw hole in a matched mode, and the touch rod is arranged on the side wall of the touch rod seat.

5. The straight shank fingerprint lock of claim 4, wherein: the contact rod seat is cylindrical, the side wall of the mounting hole is provided with a positioning step surface for radial positioning, the side wall of the contact rod seat is provided with a mounting surface parallel to the positioning step surface, the mounting surface is provided with a mounting hole in a penetrating manner, and the mounting hole is internally provided with a locking screw.

6. The straight shank fingerprint lock of claim 1, wherein: the both sides wall of mount pad is equipped with the location arch, the lateral wall of installation cavity is equipped with the holding the positioning groove that the protruding card of location was gone into, and the screw passes the location arch will the mount pad is fixed in the installation cavity.