KR20100083656A - Driving arm for dead-latch bolt of digital door lock - Google Patents

Driving arm for dead-latch bolt of digital door lock Download PDF

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Publication number
KR20100083656A
KR20100083656A KR1020090003142A KR20090003142A KR20100083656A KR 20100083656 A KR20100083656 A KR 20100083656A KR 1020090003142 A KR1020090003142 A KR 1020090003142A KR 20090003142 A KR20090003142 A KR 20090003142A KR 20100083656 A KR20100083656 A KR 20100083656A
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KR
South Korea
Prior art keywords
dead
driving
latch bolt
door lock
bolt
Prior art date
Application number
KR1020090003142A
Other languages
Korean (ko)
Inventor
조선호
Original Assignee
조선호
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 조선호 filed Critical 조선호
Priority to KR1020090003142A priority Critical patent/KR20100083656A/en
Publication of KR20100083656A publication Critical patent/KR20100083656A/en

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    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
    • E05B47/00—Operating or controlling locks or other fastening devices by electric or magnetic means
    • E05B47/0001—Operating or controlling locks or other fastening devices by electric or magnetic means with electric actuators; Constructional features thereof
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
    • E05B47/00—Operating or controlling locks or other fastening devices by electric or magnetic means
    • E05B47/0001—Operating or controlling locks or other fastening devices by electric or magnetic means with electric actuators; Constructional features thereof
    • E05B2047/0014—Constructional features of actuators or power transmissions therefor
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
    • E05B59/00—Locks with latches separate from the lock-bolts or with a plurality of latches or lock-bolts

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  • Lock And Its Accessories (AREA)

Abstract

The present invention relates to a digital door lock installed so that outsiders can not easily open the door that is installed to enter and exit the home or office.

The present invention improves the structure of the keyholes 101 and 101a of the dead / latch bolt driving arms 100 and 100a for driving the dead / latch bolts 12 and 15 to form an inbody and an outbody. Even if the installation tolerance of the drive shaft (200) (200a) is achieved by the dead / latch bolt drive arm of the digital door lock that can be easily assembled and assembled with respect to the lever of the drive motor as well as the in-body and out-body.

Description

Driving arm for dead-latch bolt of digital door lock}

The present invention relates to a digital door lock for installing a door that is installed to enter or exit the home or office so that outsiders can not easily open, and more specifically, a key hole into which a drive shaft connected by a drive arm for driving a dead / latch bolt is inserted. The invention relates to an invention in which the drive shaft can be easily connected and assembled with respect to the levers of the inbody and the outbody as well as the drive motor even when an installation tolerance of the inbody and the outbody constituting the digital door lock occurs by improving the structure of the digital door lock.

In general, the door of the home or office is provided with a basic door lock to prevent the intrusion of outsiders.

The conventional door lock installed as described above has a disadvantage in that its security is not only simple in structure, but also easily released by those who have a certain level of common sense about the door lock.

Therefore, in the home or office, the electronic electronic door lock is additionally installed and used as a means for increasing security.

As described above, the digital door lock additionally installed in the door is divided into two types, a motor drive type and a lever type.

In the above digital door lock, the dead bolt 12 is inserted into the dead bolt latch groove of the bolt piece installed in the door frame, and the door lock state is maintained, while the dead bolt 12 is locked from the dead bolt latch groove of the bolt piece. Will be released.

Referring to the operation process of the conventional digital door lock to be selectively entered with respect to the dead bolt latch groove of the bolt piece installed in the door frame as described above as follows.

First, the locked state of the door, for example, when the user operates the control unit button key, card recognition unit, fingerprint recognition unit, etc. of the outer body (out body) 30 installed outdoors (outer), the control unit When the signal is recognized by the signal and coincides with the previously input signal, the driving unit (the driving unit may be a motor or a solenoid may be operated according to the specifications of the door lock), and the driving shaft 40 is connected to the keyhole 14 with the dead bolt driving arm ( 13) in conjunction with the dead bolt 12 is released from the dead bolt bolt groove of the bolt piece installed in the door frame is unlocked.

As described above, the dead bolt 12 rotates the lever 31 of the outbody 30 in a state where the dead bolt 12 is released from the dead bolt latch groove of the clad piece installed in the door frame.

Locked in the latch bolt latch groove formed in the latch piece by rotating the drive shaft (40a) is connected to the key hole 17 of the latch bolt drive arm (16) connected to the lever 31 that is operated as described above As the latch bolt 15 is unlocked, the door is opened and accessed.

The digital door lock, which is used to install and close the door by operating the dead bolt 12 and the latch bolt 15 as described above, has an inbody 20 starting from the cylinder 10 mounted as a mounting hole formed in the door. And the out body 30 is to be installed, the drive shaft 40 is connected to the dead bolt drive arm 13 which is operated by the power of the drive motor in installing the in body 20 and the out body 30. ) And both ends of the drive shaft 40a passing through the latch bolt drive arm 16 are connected to the levers 21 and 31 respectively installed on the inbody 20 and the outbody 30.

Therefore, in installing the in body 20 and the out body 30 to be installed in and out of the door, the accuracy of the installation position is required, as shown in FIGS. 3 and 4. The key holes 14 and 17 of the dead / latch driving arms 13 and 16 form the same inner surface, and each drive shaft 40 and 40a fitted to the key holes 14 and 17 is formed. It is common that the fasteners are tightened to be assembled without assembling tolerance, so that the drive shaft 40 (40a) cannot be connected unless the inbody 20 and the outbody 30 are constructed with the correct position. do.

The method for solving the above problems is to allow the drive shaft to be loosely fitted to the key groove of the dead / latch drive arm. When the drive shaft is loosely fitted to the key groove of the dead / latch drive arm, a large assembly tolerance occurs. Therefore, it is impossible to pursue the precise driving of the digital door lock, which makes it difficult for consumers to secure the reliability of the digital door lock, and the twisting force is applied to the latch driving arm, It is also a cause of shortening the service life of the digital door lock because it does not achieve the organic assembly relationship.

Therefore, the applicant has developed a technique that can solve the above-described problems.

The present invention was developed to solve the above-mentioned disadvantages of the conventional digital door lock, and its object is to improve the keyhole structure of the dead / latch driving arm of the cylinder which is positioned as a mounting hole drilled in the door, so that the inner side of the door which is both sides of the cylinder Even if the installation error of the inbody and the outbody installed inside and outside occurs, the driving shaft can move up, down, left and right by the seesaw principle, which solves the installation difficulties caused by the installation error of the inbody and the outbody. Remarkable shortening of work time due to construction minimizes the loss of work force required for construction, and there is no assembly tolerance in spite of the flow of driving shaft. Improved product reliability by not overloading Kill dead / latch bolt drive arm of a digital door lock that can be to provide.

In order to achieve the above object, the present invention provides a dead bolt 12 that repeatedly locks and unlocks by operation of a dead bolt-driven arm that is driven by driving power from a driving motor driven by a number input or a signal from a fingerprint or a card. And the dead bolt 12 is released, the latch bolt 15 is provided to allow access from the latch bolt latch groove by the latch bolt driving arm that is interlocked by the operation of the levers 21 and 31. Cylinder (10) having; An out body 30 including a circuit board for driving a dial pad, a card recognition sensor, and a fingerprint recognition sensor; In the digital door lock consisting of an in-body 20 including a circuit board and a driving motor for driving a password change and a new fingerprint input or delete switch,

Key holes 101 and 101a through which the drive shafts 200 and 200a are installed to allow the dead / latch bolt drive arms 100 and 100a of the cylinder 10 installed in the door to be installed to be driven. ), The keyholes 101 and 101a have a center inner surface 102 and 102a corresponding to one-half in the width direction corresponding to the outer surfaces of the drive shafts 200 and 200a. Drive shafts (200, 200a) are formed to form an inner surface to be fitted to be tightly fastened, the inner surface of the both sides facing outward with respect to the center inner surface (102, 102a) to both outer sides The dead / latch bolt of the digital door lock, which is formed by forming the enlarged diameter surface 103 (103a) gradually widening as the driving shaft 200, 200a is operated by the seesaw from the center inner surface (102, 102a). It can be achieved by the drive arm.

As described above, the dead / latch bolt driving arm of the digital door lock according to the present invention includes a keyhole 101 of the dead / latch driving arm (100) (100a) of the cylinder (10) which is positioned as a mounting hole drilled in the door. 101a) Even if an installation error of the inbody 20 and the outbody 30, which is installed to the inside and the outside of the doors on both sides of the cylinder 10, occurs, the drive shafts 200 and 200a are applied to the iso principle. By making it possible to flow up, down, left and right, the installation difficulty due to the installation error of the inbody 20 and the outbody 30 is eliminated, and the work manpower required for construction is lost due to the remarkable shortening of the work time. In addition, despite the flow of the drive shafts 200 and 200a, assembly tolerances do not occur and drive noise is not generated when the digital door lock is used. It is a very useful invention that can improve the reliability of the product.

Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings.

1 to 2 and 5 to 6, the dead / latch bolt driving arm of the digital door lock is a dead / latch bolt 12 constituting the cylinder 10 installed in the installation hole formed in the door. (15) is a component configured to drive.

The cylinder 10 has a dead bolt 12 that locks and releases repeatedly by a number input or a signal from a fingerprint or a card. When the dead bolt 12 is released, an out body 30 lever ( 31 has a latch bolt 15 for allowing entry and exit from the latch bolt latching groove (not shown in the drawing) by the latch bolt driving arm 100a interlocked by the operation.

As described above, the inbody 20 and the outbody 30 are provided on both sides of the cylinder 10 installed in the installation hole formed in the door (not shown in the drawing).

The out body 30 installed outside the door includes a circuit board for driving a dial pad, a card recognition sensor, a fingerprint recognition sensor, and the like.

The inbody 20 installed inside the door includes a circuit board for driving a switch for changing a password and inputting or deleting a new fingerprint.

Each of the drive shafts 200 and 200a is provided in the dead / latch bolt driving arms 100 and 100a for driving the dead / latch bolts 12 and 15 of the cylinder 10 installed by the installation hole drilled through the door. ) Is installed through.

The dead bolt driving arm 100 for driving the dead bolt 12 is formed with a key hole 101, the key hole 101 receives a driving force generated from a driving motor (not shown) The drive shaft 200 is to be installed to be through.

In addition, a keyhole 101a is formed in the latch bolt driving arm 100a, and the drive shaft 200a through which the both ends are connected to the inbody 20 and the outbody 30 is penetrated through the keyhole 101a. It is done.

The key holes 101 and 101a of the dead / latch bolt drive arm 100 and 100a have a center inner surface 102 and 102a of a half point corresponding to 1/2 of the width / direction of the driving shaft 200. ) Is formed to have a size that can be fastened tightly, forming a diameter-expansion surface (103, 103a) gradually widening to both outside from the center inner surface (102, 102a) as a starting point It is.

When installing the digital door lock including the dead / latch bolt driving arms 100 and 100a of the digital door lock of the present invention having the above-described configuration, first, the cylinder 10 is mounted in an installation hole formed in the door.

Once the mounting of the cylinder 10 is completed, either the inbody or the outbody 30 is positioned to the side of the door.

At this time, the drive shafts 200 and 200a are connected to the key holes 101 and 101a of the dead / latch bolt driving arms 100 and 100a of the cylinder 10, respectively. The key hole 101 of the 100 is connected to the drive shaft 200 to be connected to the drive motor, both ends of the in-body 200 and the out body 20 to the key hole 101a of the dead bolt drive arm (100a). The drive shafts 200a connected to the levers 21 and 31 of the plurality of through holes are connected to each other.

As described above, the key holes 101 and 101a of the dead / latch bolt driving arms 100 and 100a, through which the drive shafts 200 and 200a are installed, have inner structures as shown in FIGS. 5 and 6. The middle inner surface (102, 102a) of the center is formed to form the inner surface of the size corresponding to the outer peripheral surface of the drive shaft (200, 200a) it can be seen that the drive shaft (200, 200a) is tightly fastened.

Therefore, the assembly tolerance does not occur, and the absence of the assembly tolerance is not only to achieve the accuracy of driving but also to generate no operation noise due to the driving.

5C and 6C show an example in which an installation error occurs with respect to the cylinder 10 or when the inbody 20 and the outbody 30 are not positioned at the correct positions, and drive shafts 200 and 200a are shown. The inclination occurs as much as an installation error in the key holes 101 and 101a of the dead / latch bolt driving arm 100 and 100a.

The inclination of the gating drive shafts 200 and 200a can be caused by the enlarged diameter surfaces 103 and 103a of which both sides of the central inner surfaces 102 and 102a are gradually widened outward. .

Therefore, even if an installation error occurs when the inbody 20 and the outbody 30 are installed on the door, the operating load does not occur when the drive shaft 200a is interlocked by operating the levers 21 and 31, Torsional assembly of the latch bolt drive arms, which can be caused by installation errors, does not occur, enabling organic operation with the surrounding assemblies.

In addition, as the driving shafts 200 and 200a flow in the key holes 101 and 101a of the dead / latch bolt driving arms 100 and 100a, the construction of the inbody 20 and the outbody 30 is performed. With ease of construction and shortening of the working time along with the construction of the difficult construction can be easily installed.

1 is a configuration diagram of a digital doro.

Fig. 2 is an exploded view of the cylinder of the digital door lock.

3A and 3B illustrate an embodiment of a dead bolt driving arm of a digital door lock according to the prior art;

4A and 4B illustrate an embodiment of a latch bolt driving arm of a digital door lock according to the prior art;

5A, 5B and 5C show an embodiment of a dead bolt driving arm of a digital door lock according to the present invention;

Figure 6a, b, c is an exemplary view of a latch bolt drive arm of the digital door lock according to the present invention.

Description of the Related Art

10: cylinder 20: inbody

30: out body 100: dead bolt driving arm

100a: latch bolt driving arm 101,101a: key hole
102,102a: Central inner surface 103,103a: Enlarged surface

200,200a: Drive shaft

Claims (1)

The dead bolt 12 has a dead bolt 12 that locks and unlocks repeatedly by the operation of a dead drive arm driven by driving power from a drive motor driven by a number input or a signal from a fingerprint or a card. When released, the cylinder (10) having a latch bolt (15) to allow the entrance and exit from the latch bolt bolt groove by the latch bolt driving arm that is interlocked by the operation of the lever (21) (31); An out body 30 including a circuit board for driving a dial pad, a card recognition sensor, and a fingerprint recognition sensor; In the digital door lock consisting of an in-body 20 including a circuit board and a driving motor for driving a password change and a new fingerprint input or delete switch, Key holes 101 and 101a through which the drive shafts 200 and 200a are installed to allow the dead / latch bolt drive arms 100 and 100a of the cylinder 10 installed in the door to be installed to be driven. ), The keyholes 101 and 101a have a center inner surface 102 and 102a corresponding to one-half in the width direction corresponding to the outer surfaces of the drive shafts 200 and 200a. Drive shafts (200, 200a) are formed to form an inner surface to be fitted to be tightly fastened, the inner surface of the both sides facing outward with respect to the center inner surface (102, 102a) to both outer sides The dead / latch bolt of the digital door lock, which is formed by forming the enlarged diameter surface 103 (103a) gradually widening as the driving shaft 200, 200a is operated by the seesaw from the center inner surface (102, 102a). Driving arm.
KR1020090003142A 2009-01-14 2009-01-14 Driving arm for dead-latch bolt of digital door lock KR20100083656A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1020090003142A KR20100083656A (en) 2009-01-14 2009-01-14 Driving arm for dead-latch bolt of digital door lock

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1020090003142A KR20100083656A (en) 2009-01-14 2009-01-14 Driving arm for dead-latch bolt of digital door lock

Publications (1)

Publication Number Publication Date
KR20100083656A true KR20100083656A (en) 2010-07-22

Family

ID=42643364

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020090003142A KR20100083656A (en) 2009-01-14 2009-01-14 Driving arm for dead-latch bolt of digital door lock

Country Status (1)

Country Link
KR (1) KR20100083656A (en)

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