KR101048109B1 - Dial lock - Google Patents

Abstract

Disclosed is a dial locking device. The disclosed dial locking device includes: a body, a dial bundle having a built-in lock rod that can be flown if the password is matched, and rotatably coupled to the body, for moving the lock rod by rotation, and moving the latch piece. It is installed on the rear of the operation opening and closing operation unit and the main body, it characterized in that it comprises a password detection unit for selectively fixing the set position of the dial.

Description

Dial lock {DIAL TYPE LOCK DEVICE}

The present invention relates to a dial locking device, and more particularly, to a dial locking device having a password detection unit at the rear of the main body to easily find a password when the password is forgotten.

In general, a locker is provided with a lock and a handle separately, or a cylinder lock is attached to the handle. The lock and the handle are inconvenient to use. There was this.

Therefore, in order to compensate for this, in recent years, public locks such as school lockers, sports centers, bathhouses, etc. have been using a dial-type lock that allows opening and closing of the locker door by specifying a password without a key.

1 is a view showing a conventional dial lock.

The dial lock is provided by a main body 1 attached to the door, a dial bundle 2 with a built-in lock rod that can be moved when the password is matched in the main body 1, and a lock rod of the dial bundle 2. It comprises a lever (4) capable of operating the latch piece (6).

The above technical configuration is a background art for helping understanding of the present invention, and does not mean a conventional technology well known in the art.

According to the dial lock according to the related art, when a user manipulates the dial and assigns a password, and when the user turns the lever to open the door, the password is exposed and other people besides the user can see the password, which causes a problem of low security. have.

Therefore, there is a need for improvement.

The present invention has been made by the necessity as described above, and has a password detection unit on the back of the main body to provide a dial-type locking device that can easily find a password if you forget the password.

In addition, an object of the present invention is to provide a dial-type locking device that can improve the reliability of the product can be prevented due to the malfunction of the elastic pin bundle is moved in a straight line when the password is detected in contact with the dial bundle.

Dial-type locking device according to the present invention includes: a body and a dial bundle having a built-in lock rod that can be flown if the password is matched with the main body, rotatably coupled to the body, and flows the lock rod by rotation, It is installed on the rear of the main body and the opening and closing operation unit capable of operating the clad pieces, characterized in that it comprises a password detection unit for selectively fixing the set position of the dial.

In addition, the password detection unit is provided with a case coupled to the rear of the main body, the inside of the case, a plurality of pins are elastically supported by a spring to protrude toward the dial bunch side, and the pins of the elastic pin bunch are selective to the dial bunch. It characterized in that it comprises a return member for restoring the elastic pin bunch and the pressurizing portion to the original position when the pressing portion to press the contact portion and the pressing portion to release the pressure.

The main body and the case may be detachable by a detachable part.

In addition, the detachable portion includes a locking portion formed around the case, a seating rib formed on the back of the main body to surround the circumferential surface of the case and a hook extending to the rear of the main body so as to be engaged with the engaging portion is formed. It is done.

In addition, the pressing unit is provided in the case, characterized in that it comprises a pressing plate in contact with the back of the elastic pin bundle, and the pressing plate to move the elastic pin bundle by pressing the elastic pin bundle in the case.

In addition, the operation unit is in contact with the operation lever and the pressure plate to convert the rotational movement of the operation lever and the operation lever which is rotatably coupled to the rotation axis formed on the rear surface of the pressure plate and partially protrudes to the rear surface of the case into the linear motion of the pressure plate. It characterized in that it comprises a comb surface portion formed to correspond to each other.

Dial lock device according to the present invention has an effect that can be easily found by a simple operation to rotate the operation lever when the password is forgotten by having a password detection unit on the back of the main body.

In addition, the present invention has an effect that can improve the reliability of the product can be prevented due to the malfunction of the pin by bending the elastic pin bundle is moved in a straight line in the case when the password is detected in the case of the password. .

1 is a view showing a dial lock according to the prior art,
Figure 2 is a perspective view of the combination of the dial locking device according to an embodiment of the present invention,
Figure 3 is an exploded perspective view of the dial locking device according to an embodiment of the present invention,
4 is a rear perspective view of the dial locking device according to the embodiment of the present invention;
5 is a cross-sectional plan view of the dial locking device according to an embodiment of the present invention;
6 is a view showing a dial of the dial-type locking device according to an embodiment of the present invention,
7 is a view showing an exposure blocking portion of the dial locking device according to an embodiment of the present invention,
8 is a view showing the operation of the exposure blocking portion of the dial locking device according to an embodiment of the present invention,
9 is a view showing a password detection unit of the dial-type locking device according to an embodiment of the present invention,
10 is a view showing the operation of the password detection unit of the dial-type locking device according to an embodiment of the present invention.

Hereinafter, with reference to the accompanying drawings will be described an embodiment of a dial locking device according to the present invention. In this process, the thicknesses of the lines and the sizes of the components shown in the drawings may be exaggerated for clarity and convenience of explanation. In addition, terms to be described below are terms defined in consideration of functions in the present invention, which may vary according to the intention or convention of a user or an operator. Therefore, definitions of these terms should be made based on the contents throughout the specification.

2 is a combined perspective view of a dial locking device according to an embodiment of the present invention, Figure 3 is an exploded perspective view of the dial locking device according to an embodiment of the present invention, Figure 4 is an embodiment of the present invention 5 is a cross-sectional view of a dial locking device according to an embodiment of the present invention, and FIG. 6 shows a dial assembly of a dial locking device according to an embodiment of the present invention. Figure 7 is a view showing the exposure blocking portion of the dial locking device according to an embodiment of the present invention, Figure 8 is a view showing the operation of the exposure blocking portion of the dial locking device according to an embodiment of the present invention. 9 is a view showing a password detection unit of the dial locking device according to an embodiment of the present invention, Figure 10 is a view showing the operation of the password detection unit of the dial locking device according to an embodiment of the present invention. A.

2 to 10, the dial-type locking device 100 according to an embodiment of the present invention is the main body 110, the dial bundle 120, opening and closing operation unit 130, the exposure blocking unit 140 and It includes a password detection unit 160.

The main body 110 consists of a front case 111 and a rear case 115.

An opening hole 112 through which the opening and closing operation part 130 is partially exposed, and an exposure hole 113 through which the dial bundle 120 is partially exposed are formed in the front case 111, and a dial bundle ( 120 and a seating portion 116 on which the opening and closing operation unit 130 is seated is formed.

And, the front case 111 is formed larger than the installation hole of the door, the rear case 115 is made of the same thickness as the thickness of the door, the rear of the door is fixed to the back plate 115 and the fixed plate ( 118 is provided.

Dial bundle 120 is provided in the main body 110 is built-in lock rod 125 that can be flown if the password matches.

In more detail, as shown in FIG. 5, the dial bundle 120 supports several dials 121 to be maintained at a predetermined interval to be supported on the main body 110 by the dial support 122, and the center of the dial 121. By forming the guide hole (121a) and the coupling groove (121b) in the operator 123 vertically inserted into the guide hole (121a) by the operator 123, the upper outer connecting projection (123a) guides the dial 121 Locking rod having a locking projection 125a to the center hole of each operator 123 to be elevated in the ball (121a) and to form a vertical guide groove (123b) in the front side in the center hole of the operator 123 Inserted through the 125 so that the engaging projection (125a) is guided to the vertical guide groove (123b) in the center hole of the operator 123, the detection hole 124 on the lower side opposite to the vertical guide groove (123b) And lock rod 125 and one end of the lock rod 125 is inserted into the center hole of the fixing plate 128 to be shot to the other side based on the coil spring 126 and lock rod 125. The other end protrudes through the center hole of the guide 127 to be in contact with the outer surface of the opening and closing operation unit 130 and one end of the guide 127 is in contact with the operator 123 (the outermost operator ( The operator 123 inserted into the guide hole 121a of the dial 121 is connected to the coil spring 126 by the elasticity of the coil spring 126 so that the outer connecting protrusion 123a is engaged in the coupling groove 121b of the dial 121. It is the structure to be contacted, relaxed.

Then, the opening and closing operation unit 130 is rotatably coupled to the main body 110, by moving the lock rod 125 by rotation, and operating the bar piece 139, the lock rod 125 around the The connector 132 to accommodate the receiving groove 132a is formed, the key bundle 134 provided in the connector 132 and separated or combined with the connector 132 by a master key, and the key bundle 134 of the connector 132a. Connected to the rear end and connected to the rotor 136 and the key bundle 134 to operate the bar piece 139 by the lock rod 125 or master key of the dial bundle 120, the key bundle 134 A lever 138 to actuate.

The inside of the key bundle 134 is provided with a connecting member 135 is fitted into the inner groove of the connector 132, the key bundle 134 and the connector 132 is rotated together.

On the other hand, the master key is inserted into the inside of the key bundle 134, the connecting member 135 is moved to the inside of the key bundle 134, the key bundle 134 and the connector 132 is not connected to the key bundle 134 It is rotated alone.

In addition, the main body 110 includes an exposure blocking unit 140 which is interlocked with the rotation of the opening and closing operation unit 130 to cover the number of the dial bunch 120.

The exposure blocking unit 140 includes a guide rail 142 provided inside the main body 110, a blocking film 144 coupled to the guide rail 142 and movable in the longitudinal direction of the guide rail 142, and opening and closing operation. When the contact of the pressing piece 147 and the pressing piece 147 which is provided in the part 130 and contacts the blocking film 144 by the rotation of the opening and closing operation unit 130 to move the blocking film 144 is released, the blocking film ( And a restoring member 148 for restoring 144 to an initial position.

The guide rails 142 are provided at upper and lower ends of the exposed holes 113 of the front case 111, respectively.

And, the upper and lower ends of the blocking film 144 is formed with a guide protrusion 145 to be coupled to the guide rail 142, the dial 121 is opened so as to expose individually, to cover the gap between the dial 121 Is done.

In addition, the blocking film 144 is provided with a contact piece 146 extending to contact the pressing piece 147.

At this time, the guide rails 142 formed by being divided into upper and lower ends are connected by a plurality of connecting pieces 143 spaced apart by the interval of the dial 121.

That is, when the pressing piece 147 presses the contact piece 146 to move the blocking film 144 by the rotation of the opening and closing operation unit 130, the blocking film 144 covers the number of the dial 121 and the blocking film. The connecting piece 143 located at the rear side of 144 serves to cover the gap between the dials 121.

Then, the restoring member 148 is interposed in the longitudinal direction between the guide rail 142 and the blocking film 144 to restore to the initial position when the pressing force of the blocking film 144 moved by the pressing piece 147.

The exposure blocking unit 140 includes a blocking holding unit 150 for maintaining the closed state of the blocking film 144.

The blocking holding part 150 may include a stopper 152 which is retracted into the main body 110 by the closing movement of the blocking film 144, and an elastic member which allows the stopper 152 to be elastically supported from the inside of the main body 110 ( 154 and the locking groove 156 formed in the blocking film 144 to accommodate the stopper 152 restored by the repulsive force of the elastic member 154.

Since the inclined surface 152a of the stopper 152 contacts the blocking film 144, the stopper 152 may be retracted to the inside of the main body when the blocking film 144 moves horizontally.

In addition, the stopper 152 restored by the elastic member 154 may be accommodated in the locking groove 156 formed in the blocking film 144 to maintain the closed state of the blocking film 144.

The stopper 152 extends to the front side and protrudes to the front side of the front case 111 of the main body 110.

In addition, the main body 110 includes a password detection unit 160 that can selectively fix the set position of the dial bunch 120.

This is used when the user does not remember the password and can be used after opening the door using the master key.

Such, the password detection unit 160 is provided in the case 162 and the case 162 coupled to the rear of the main body 110, a plurality of pins 165 are elastically supported by a spring, dial bunch 120 When the pressing force of the pressing unit 170 and the pressing unit 170 for pressing the elastic pin bundle 164 and the pin 165 of the elastic pin bundle 164 to contact the dial bundle 120 selectively. It comprises an elastic pin bundle 164 and the return member 179 to restore the pressing unit 170 to the original position.

The case 162 has a rectangular parallelepiped shape of which one side is opened, and the bundle of elastic pins 164 has a rectangular parallelepiped shape accommodated inside the case 162.

Because of this, the elastic pinch 164 can be guided in a straight line by the shape in the case 162 accurately.

This is to allow the pin 165 of the elastic pin bundle 164 to be in linear contact with the dial bundle 120 and to be inserted into the detection hole 124 in a straight line, thereby preventing the pin 165 from bending, thereby eliminating defects. It is a configuration that can be done.

And, the return member 179 is made of a coil spring, and is interposed between the back of the main body 110 and the elastic pin bundle 164, when the pressing force of the pressing unit 170 is released, the elastic pin bundle 164 to the initial position Restore to.

The case 162 is coupled to the rear surface of the main body 110 by a detachable part 180.

The detachable part 180 includes a locking part 182 formed around the case 162 and a mounting rib 184 and a locking part formed on the rear surface of the main body 110 to surround the circumferential surface of the case 162. The hook 186 is extended to the rear surface of the main body 110 to be coupled to the 182 to be elastic.

The locking portion 182 is formed around the front end of the case 162, and when the case 162 is seated on the seating rib 184, the pair of hooks 186 are elastically connected to the locking portion 182.

Therefore, it is easy to attach and detach without a separate fastening member can reduce the number of parts.

The pressing unit 170 is provided inside the case 162, and the pressing plate 172 in contact with the back of the elastic pin bundle 164, and the pressing plate 172 presses the elastic pin bundle 164 in the case to elastic pins It includes an operation unit 175 for moving the bundle (164).

The operation unit 175 is rotatably coupled to the rotation shaft 176 formed on the back of the pressure plate 172, the rotation shaft 176, the operation lever 177 and the operation lever (177) protruding partly to the back of the case 162. The inclined surface portion 178 is formed to correspond to the contact surface of the operation lever 177 and the pressure plate 172 to convert the rotational movement of the 177 to the linear movement of the pressure plate 172, respectively.

The inclined surface portion 178 is formed in a point symmetry around the rotation axis 176, by moving the pressure plate 172 by the rotation of the operating lever 177 can move the elastic pin bundle 164.

Hereinafter, the operation and effect of the dial-type locking device according to an embodiment of the present invention.

First, the basic operation of the dial lock device 100 will be described. If the user rotates the dial 121 to align the set password in the locked state of the dial lock device 100, the lock of the dial bundle 120 will be described. The rod 125 is movable so that the user can open the door by rotating the lever 139 by rotating the connector 132, the key bundle 134, and the rotor 136 by turning the lever 138. have.

At this time, the pressing piece 147 formed on the lever 138 by the rotation of the lever 138 presses the contact piece 146 of the blocking film 144, the blocking film 144 is horizontal along the guide rail 142 Is moved to.

By the movement of the blocking film 144, the blocking film 144 covers the number of the dial 121 so that the set password is not exposed to the outside.

At this time, the space between the dial 121 and the dial 121 by the movement of the blocking film 144 is blocked by the connecting piece 143 formed on the guide rail 142 to prevent foreign substances from entering the interior and improve the aesthetics. Can be.

As described above, the blocking film 144 horizontally moved may maintain a state in which the number is blocked by the stopper 152.

This is because the blocking film 144 presses the inclined surface 152a of the stopper 152, so that the stopper 152 is retracted when the blocking film 144 moves, and the stopper 152 supported by the elastic member 154 is the blocking film 144. It is possible by being inserted into the locking groove 156 of the.

By the above operation, the user can prevent the password from being exposed to others by opening the number of the dial 121 only when the dial 121 is operated.

Thereafter, when the door is closed and the lever 138 is rotated in the opposite direction, the pressing force of the pressing piece 147 is released, and when the stopper 152 is pressed and separated from the locking groove 156, the blocking film ( 14) is restored to the original position.

In the above state, the user rotates the dial 121 to blur the number, thereby maintaining the locked state.

On the other hand, if the user forgets the password, when the master key is inserted, the connection member 135 provided in the key bundle 134 is introduced into the inside of the key bundle 134, the connection with the connector 132 is released Only the key bundle 134 is rotated.

Therefore, the rotor 136 connected to the key bundle 134 is rotated, the latch piece 139 is released by the rotation of the rotor 136, the door is opened.

Thereafter, in the state in which the door is opened, the user rotates the operation lever 177 so that the elastic pin bundle 164 is moved to the front side in the case 162.

The rotational movement of the operation lever 177 is converted into a linear movement of the pressure plate 172 by the inclined surface portion 178 formed on the corresponding surface of the pressure plate 172 and the operation lever 177 to contact the pressure plate 172. The elastic pin bundle 164 is moved, and the pin 165 provided in the elastic pin bundle 164 is in contact with the dial bundle 120.

Since the pin 165 which is elastically supported inside the elastic pin bundle 164 presses the dial bundle 120, when the user turns the dial 121, the pin 165 reaches the detection hole 124. The set position of the dial 121 can be found.

By the above operation, the user can detect the set password.

According to the configuration as described above, the present invention can be interlocked with the opening and closing operation of the door to block the password exposure of the dial to prevent the leakage of the password to others to improve the safety, if the password can not remember, through the password detection unit Password can be detected.

In particular, since the pin for detecting the password is in direct contact with the dial, it is possible to prevent failure.

Although the present invention has been described with reference to the embodiments shown in the drawings, this is merely exemplary, and those skilled in the art to which the art belongs can make various modifications and other equivalent embodiments therefrom. I will understand.

Therefore, the true technical protection scope of the present invention will be defined by the claims.

100: dial locking device 110: main body
111: front case 112: opening hole
113: exposure hole 115: rear case
116: seating portion 118: fixed plate
120: dial bundle 121: dial
121a: guide hole 121b: coupling groove
122: dial support 123: operator
123a: Outer connecting protrusion 123b: Vertical guide groove
124: detection hole 125: lock rod
125a: locking projection 126: coil spring
127: guide 128: fixed plate
130: opening and closing operation unit 132: connector
132a: accommodation home 134: bundle of keys
135: connecting member 136: rotor
138: lever 139: bar length
140: exposure block 142: guide rail
143: connecting piece 144: blocking film
145: guide protrusion 146: contact piece
147: pressure piece 148: restoring member
150: blocking holding unit 152: stopper
152a: inclined surface 154: elastic member
156: locking groove 160: password detection unit
162: case 164: bundle of elastic pins
165: pin 170: pressing unit
172: pressure plate 175: operation unit
176: axis of rotation 177: operating lever
178: inclined surface portion 179: return member
180: detachable part 182: locking part
184: seating rib 186: hook

Claims (6)

Main body 110;
Dial bundle 120 is provided in the main body 110, the lock rod 125 is built in that can be flowed if the password is matched;
An opening / closing operation unit 130 rotatably coupled to the main body 110 and configured to move the lock rod 125 by rotation, and to operate the bar piece 139; And
Is installed on the rear of the main body (110), and includes a password detection unit (160) for selectively fixing the set position of the dial bunch (120);
The password detection unit 160 is a case 162 coupled to the rear of the main body 110;
An elastic pin bundle 164 provided inside the case 162 and having a plurality of pins 165 being elastically supported by a spring to protrude toward the dial bundle 120;
A pressing unit 170 for pressing the pins 165 of the elastic pin bundle 164 to selectively contact the dial bundle 120; And
A return member (179) for restoring the elastic pin bundle (164) and the pressing portion (170) to its original position upon release of the pressing force of the pressing portion (170);
The main body 110 and the case 162 are detachable by a detachable part 180;
The detachable part 180 includes a catching part 182 formed around the case 162;
A seating rib 184 formed on a rear surface of the main body 110 to surround a circumferential surface of the case 162; And
Dial lock, characterized in that it comprises a hook 186 is formed extending to the back of the main body 110 to be engaged with the engaging portion (182).
delete delete delete The method of claim 1,
The pressing unit 170 is provided in the case 162, the pressing plate 172 in contact with the back surface of the bundle of elastic pins (164);
The pressing plate 172 is a dial lock, characterized in that it comprises an operation unit 175 for pressing the elastic pin bundle 164 in the case 162 to move the elastic pin bundle 164.
6. The method of claim 5,
The operation unit 175 may include a rotation shaft 176 formed on the rear surface of the pressing plate 172;
An operation lever 177 rotatably coupled to the rotation shaft 176 and partially protruding to the rear surface of the case 162; And
It includes a comb surface portion 178 formed to correspond to the contact surface of the operation lever 177 and the pressure plate 172 to convert the rotational movement of the operation lever 177 to a linear movement of the pressure plate 172. Dial lock, characterized in that.

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