CN211900073U - keyless door lock - Google Patents

Abstract

The utility model discloses a keyless door lock, including the preceding, back lid that handle, relative interval set up with the lock be favorable to and link up insert establish on the lock be favorable to supply with the lock advantage transmission complex square column body, its characterized in that: the lock bar is provided with a locking button for fixing the movable lock tongue; the front cover body and the rear cover body are both provided with through holes, and a safety rod for pressing a locking button to fix the lock tongue is movably inserted into one through hole; the handle is respectively arranged on the front cover body and the rear cover body, and a square notch matched and sleeved with the square column body is arranged on one end face of the handle so as to drive the square column body to rotate. The utility model discloses simple structure under daily normal condition, can cause its roof pressure locking button through pressing down the bumper bar, realizes indoor anti-lock, plays the effect of suggestion and individual space privacy. When the indoor personnel are in accidents, the outdoor personnel can push the locking button out to reset under the condition of internal back locking by penetrating the column body through the through hole on the lock handle outside the door.

Description

keyless door lock

technical field

The utility model relates to a keyless door lock.

Background technique

A door lock is, as the name suggests, a device used to lock a door to prevent others from opening the door. There are many classifications of door locks, and the requirements for door locks are different in various occasions. Ordinary families generally use anti-theft door locks, which are high in safety and relatively cheap.

For the purpose of anti-theft, the existing door locks are all set to the state that after the house is locked, the outside cannot be opened normally, and can only be opened by a key or other intelligent identification methods, but some indoor accidents such as coma due to illness or accidental fall frequently occur. In the room of the elderly or children, people outside the room may not be able to enter due to the back-lock of the door, delaying the rescue time and causing greater life safety; and the locks of the existing door locks are only installed on the side of the door panel. The holes are installed and tightened by the screws at the upper and lower intervals of the lining plate, but when the door lock is used for a long time, the locks installed on the door panel will become loose due to the aging of the screws or the abrasion of the connection between the wooden door panel and the screws.

Utility model content

In view of the above-mentioned defects in the prior art, the technical problem to be solved by the present invention is: to provide a keyless door lock with a locking function, which can realize indoor anti-locking under normal daily conditions, and has the effect of prompting and privacy of personal space. Under certain circumstances, outdoor personnel can use some simple tools to open the door lock under the condition of internal anti-lock; and reduce the abrasion of the connection between the wooden door panel and the screw, resulting in the probability of loose lock.

A keyless door lock, comprising a handle, front and rear covers and a lock blade arranged at relative intervals, and a square cylinder inserted through the lock blade for transmission with the lock blade, characterized in that the lock blade has A locking button for fixing the movement of the deadbolt;

The front cover and the rear cover are penetrated with perforations, and a safety lever for pressing the locking button to fix the lock tongue is movably inserted into one of the perforations;

The handle is respectively installed on the front cover and the rear cover, and has a square notch on one end face which is matched and connected with the square column, so as to drive the square column to rotate.

Further, the handle is located at one end close to the locking edge, and is provided with a slot on its end surface, so that the rotating plate is clipped in the slot for the handle to rotate synchronously; the inner sides of the front and rear covers are provided with limiters A blocking post, the rotating plate is provided with outer convex parts on both sides of the limiting blocking post, so that the rotating plate can resist the limit when it rotates.

Further, a torsion spring is arranged between the rotating plate and the front and rear cover bodies to make the rotating plate rotate and reset.

Further, the front cover and the rear cover both have an inner cover for installation and an outer cover for decoration; the peripheral surface of the inner installation cover is symmetrically provided with a groove, and the bottom surface of one of the grooves is provided with an oblique hook bump, so The peripheral surface of the inner cavity of the decorative outer cover is provided with protrusions that are inlaid and matched with the grooves, and one side of one of the protrusions is provided with an inclined hook groove corresponding to the inclined hook protrusion, so that the decorative outer cover is fastened to the cover. Install the inner cover.

Further, the peripheral surface of the decorative outer cover is provided with screw holes.

Preferably, positioning posts are provided at intervals on the upper and lower sides of the lock edge on the inner side of one of the inner cover installations, so that the limit lock edge can move up and down.

Preferably, the installation inner cover is used for setting a number of positioning pins on the abutment surface of the installation door panel, so that the positioning pins are inserted and fixed on the door panel when the oppositely arranged installation inner cover is clamped to the installation door panel by screw threads .

To sum up, the beneficial effects of the present utility model relative to the prior art are:

The utility model has a simple structure, and under normal daily conditions, the safety lever can be pressed against the locking button to achieve indoor anti-locking, and the effect of prompting and privacy of personal space can be achieved. In the event of an accident for indoor personnel, and the outdoor personnel cannot respond to the door opening by tapping, the outdoor personnel can pass the cylinder through the perforation on the outer door lock handle, and push the lock button to reset, under the condition of internal anti-lock. In this way, the door lock can be unlocked outside when the door lock is locked inside, and the indoor personnel can be rescued in time; and the positioning column is pressed against the upper and lower sides of the lock to avoid the lateral force of long-term opening and closing of the door and twisting the handle, resulting in the door panel and the lock. The long-term unilateral force at the joint of the joint leads to the loosening of the lock due to abrasion.

Description of drawings

Fig. 1 is the exploded schematic diagram of the keyless door lock in one embodiment of the utility model;

2 is a schematic structural diagram of a keyless door lock in an embodiment of the present invention;

Fig. 3 is the sectional structure schematic diagram of the keyless door lock in one embodiment of the utility model;

FIG. 4 is a three-dimensional schematic diagram of a structure for installing an inner cover in an embodiment of the present invention.

Detailed ways

The present utility model is further described below in conjunction with the accompanying drawings and the specific embodiments:

As shown in FIGS. 1 to 4 , the embodiment of the present invention preferably provides a keyless door lock, which includes a handle 1 , front and rear cover bodies 2 and lock rib 3 arranged at opposite intervals, and a lock rib inserted through the lock rib 3 . 3 is provided for a square cylinder 4 which is driven and matched with a locking lever 3, the locking lever 3 has a locking button 5 for fixing the movement of the locking tongue;

The front and rear cover bodies 2 are penetrated with through holes 6, and a safety lever 7 for pressing the locking button 5 to fix the lock tongue is movably inserted into one of the through holes 6;

The handle 1 is installed on the front and rear covers 2 respectively, and is provided with a square slot 8 on one end face which is matched and connected with the square column 4 so as to drive the square column 4 to rotate. The lock 3 is an existing technology similar to the Chinese patent document CN201821357182.8 (a new type of magnetic silent lock). When in use, under normal daily circumstances, the safety lever can be pressed against the locking button to achieve indoor anti-locking, which has the effect of prompting and privacy of personal space. In the event of an accident for indoor personnel, and the outdoor personnel cannot respond to the door opening by tapping, the outdoor personnel can pass the cylinder through the perforation on the outer door lock handle, and push the lock button to reset, under the condition of internal anti-lock. In this way, the door lock can be unlocked from the outside when the door lock is locked inside, and the indoor personnel can be rescued in time.

A rotating plate 9 is sleeved at one end of the handle 1 close to the locking edge 3, and a card slot 10 is arranged on its end surface, so that the rotating plate 9 is clamped in the card slot 10 for the handle 1 to rotate synchronously; The inner side of the rear cover 2 is provided with a limit stopper 11 , and the rotating plate 9 is provided with an outer convex portion 12 on both sides of the limit stopper 11 , for the rotating plate 9 to abut against the limit when it rotates.

A torsion spring 13 is arranged between the rotating plate 9 and the front and rear cover bodies 2 to make the rotating plate 9 rotate and reset.

The front and rear cover bodies 2 both have an installation inner cover 14 and a decorative outer cover 17; the peripheral surface of the installation inner cover 14 is symmetrically provided with a groove 15, and a bottom surface of one of the grooves 15 is provided with an oblique hook protrusion Block 18, the peripheral surface of the inner cavity of the decorative outer cover 17 is provided with a convex block 23 that is inlaid and matched with the groove 15, and an inclined hook groove 19 is provided on the side of one of the convex blocks 23 corresponding to the inclined hook convex block 18, In order to make the decorative outer cover 17 buckle the cover on the installation inner cover 14 .

The peripheral surface of the decorative outer cover 17 is provided with screw holes 20 , which are inserted through the top screw thread, so that the decorative outer cover 17 is connected with the installation inner cover 14 in a tight fit.

Positioning posts 21 are spaced between the upper and lower sides of the locking edge 3 on the inner side of one of the mounting inner covers 14, so that the limiting locking edge 3 can move up and down, and the positioning posts 21 are pressed against the upper and lower sides of the locking edge 3 to avoid The lateral force of the handle 1 when opening and closing the door for a long time will cause the long-term unilateral force on the connection between the door panel and the lock 3, resulting in the loosening of the lock 3 due to abrasion.

The mounting inner cover 14 is used for setting a number of positioning pins 22 on the abutment surface of the mounting door panel, so that the positioning pins 22 are inserted and fixed to the door panel when the oppositely arranged mounting inner cover 14 is clamped to the mounting door panel by screw threads. On the other hand, better fixing effect of the front and rear cover bodies 2 is achieved, and loosening of the front and rear cover bodies 2 caused by long-term force on the handle 1 is avoided.

The basic principles and main features of the present invention and the advantages of the present invention have been shown and described above. Those skilled in the art should understand that the present invention is not limited by the above-mentioned embodiments, and the descriptions in the above-mentioned embodiments and the description are only illustrative. The principle of the present utility model, without departing from the spirit and scope of the present utility model, the present utility model will also have various changes and improvements, and these changes and improvements all fall within the scope of the claimed utility model. The claimed scope of the present invention is defined by the appended claims and their equivalents.

Claims (7)

1. Keyless door lock, including handle, relative interval set up preceding, back lid and lock are favorable and link up insert establish on the lock be favorable with lock transmission complex square column body, its characterized in that: the lock bar is provided with a locking button for fixing the movable lock tongue;

the front cover body and the rear cover body are both provided with through holes, and a safety rod for pressing a locking button to fix the lock tongue is movably inserted into one through hole;

the handle is respectively arranged on the front cover body and the rear cover body, and a square notch matched and sleeved with the square column body is arranged on one end face of the handle so as to drive the square column body to rotate.

2. A keyless door lock according to claim 1 wherein: the handle is provided with a rotating plate at one end close to the lock barrel, and a clamping groove is formed in the end face of the handle, so that the rotating plate is clamped in the clamping groove to enable the handle to synchronously drive and rotate; the inner side surfaces of the front cover body and the rear cover body are provided with limiting stop posts, and the two sides of the limiting stop posts on the rotating plate are provided with outward convex parts for the rotating plate to support and limit when rotating.

3. A keyless door lock according to claim 2 wherein: and torsion springs are arranged between the rotating plate and the front and rear cover bodies so as to enable the rotating plate to rotate and reset.

4. A keyless door lock according to claim 1 wherein: the front cover body and the rear cover body are respectively provided with an installation inner cover and a decoration outer cover; the circumferential surface symmetry of installation inner cup is equipped with lacks the groove, is provided with the oblique lug that colludes at the bottom surface that lacks the groove in one of them, decorate the inner chamber of enclosing cover global be equipped with lack the groove and correspond to inlay complex lug to collude the lug to one side at one of them lug and correspond to colluding the lug to one side and be equipped with the oblique groove to make and decorate enclosing cover lock joint lid and put on the installation enclosing cover.

5. A keyless door lock according to claim 4 wherein: screw holes penetrate through the peripheral surface of the decorative outer cover.

6. A keyless door lock according to claim 4 wherein: positioning columns are arranged on the upper side and the lower side of the lock rail on the inner side surface of one of the mounting inner covers at intervals so as to enable the limiting lock rail to move up and down.

7. A keyless door lock according to claim 4 wherein: the mounting inner cover is used for being provided with a plurality of positioning nails on the binding surface of the mounting door plate, so that the mounting inner cover which is arranged oppositely is clamped on the mounting door plate through screw threads, and the positioning nails are fixedly inserted on the door plate.

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