JP3089656U - Improved lock structure - Google Patents

Abstract

(57) [Problem] To provide an improved structure of a lock with simple parts and improved safety. SOLUTION: The main body of the lock is a storage space 22 and a storage space 2.
3, the storage space 22 provides a lock core storage, and the storage space 23 provides the pulling of the handle. The lock main body is attached to the fitting groove of the gate body. The external lock 2 is attached to the storage space 22 of the gate. The inner lock seat 7 is joined to the outer lock body 2 inside the portal. An integrated pull push handle 8 and a separate pull push handle 8 'are provided.
The transmission member 5 pivots the gear set 52 connected by the vertical displacement of the drive frame 51 by several times the moving distance, and the rotation of the gear set 52 causes the rack to move linearly, and the lock tongue 6 expands and contracts. The lock hook 4 is provided inside the lock core seat 223 of the outer lock body 2. The lock core 3 is arranged on the lock seat 223.

Description

[Detailed description of the invention]

[0001]

[Technical field to which the invention belongs]

 The present invention relates to an improved structure of a lock.

[0002]

[Prior art]

 The gate lock controls the opening and closing of the gate by the expansion and contraction of the tongue and the opening and closing of the lock. Therefore, door locks are installed at all indoor and outdoor doors. However, the structure of currently marketed locks differs in appearance due to their different functions, and can generally be broadly classified into wrapper-type and lever-type locks. In particular, trumpet-type locks are more prevalent and are often found on indoor or toilet doors, and also on outdoor doors.

[0003]

[Problems to be solved by the invention]

 However, when a flapper-type or lever-type lock is fixed to the portal and installed, the handle of the lock that controls the expansion and contraction of the lock tongue has a considerable length of protrusion on the inner and outer surfaces of the portal. As a result, it becomes an extremely obstructive obstacle, and people with disabilities and children often hit the gate lock handle due to the carelessness and become injured. Especially when the child is playing, hitting the handle of the lock with a strong lock can result in severe injury. Therefore, it is clear that the lock handle is dangerous.

[0004] Also, if a conventional lock is damaged or destroyed by a thief, the entire lock must be renewed. Updating locks can only be repaired by professional technicians, which requires a lot of money. The current locks are too complex to manufacture and expensive. Updating the entire system for minor damage is not something that ordinary households can afford.

The object of the present invention is to divide the main body of the lock into two storage spaces, one of which is used for storing the lock core structure, and the other is used for pushing and pulling the handle, and the fitting which fits the storage space in the gate body. Grooves are provided separately, the connection between the main body of the lock and the gate body is formed flat, and the control body that the handle can push and pull is formed, and the concave grooves on the end faces of the inner lock seat and the outer lock body are respectively formed. In the unclosed state (the lock hook is not pushed in), the lock tongue is freely shrunk inward by using a transmission member that is fitted (does not protrude) and that locks the displacement with the lock hook. It is an object of the present invention to provide an improved structure of a lock which can change the appearance of the lock, thereby making the molding economical and improving the safety of use.

Another object of the present invention is to allow the transmission member to linearly move the rack by the transmission of several times the displacement of the gear set, thereby contracting the lock tongue inward and opening the gate body because it does not lock. It is an object of the present invention to provide an improved structure of a lock that can be used and has a labor-saving effect.

Another object of the present invention is to restore the normal state when the pull-down handle cannot receive an external force by the elasticity of the torque spring, and to protrude the lock tongue outward to automatically close the gate. It is an object of the present invention to provide an improved structure of a lock which can be prepared and ready for pressing the pulling handle next time. Another object of the present invention is to provide an improved lock structure that does not waste money by simply replacing the lock core when the lock core is broken because all the parts can be easily attached and disassembled. To provide.

[0008]

[Means for Solving the Problems]

 In order to solve the above-mentioned problem, the improved structure of the lock according to claim 1 of the present invention mainly comprises an outer lock body having two storage spaces formed therein, and a flat inner lock seat. It is mainly a lock. One storage space provides the placement of the lock core, and the other storage space provides handle control. Thereby, the lock main body is attached to the fitting groove provided in each of the portals, and the upper fitting groove communicates with the fixing groove of the lock tongue. The outer lock body is fixed and attached in the storage space of the gate body, has a concave groove on the outer end surface, and is divided into a lock body portion and a pull control portion. The lock body part has a lock core seat provided with an open groove having a predetermined depth on the outer peripheral edge and a groove cut at the end inside, and a predetermined position of the lock core seat is provided at a predetermined position of the lock core seat. A locking hole is formed.

[0009] The inner lock seat constituted by the cover plate and the decorative plate is fixed and joined to the outer lock body inside the gate body, and an opening is formed in an exposed end face inside the gate body. The pull handle is divided into two types, an integrated pull handle and a separate pull handle, due to assembly problems.The push handle is formed at the top and fixed to the pull handle of the inner lock seat. On the side peripheral edge of the pushing portion, a metal protrusion extends separately.

[0010] The transmission member pivots the gear set connected thereto with the vertical displacement of the drive frame by several times the moving distance, and the rotation of the gear set causes the rack to move linearly so that the lock tongue is extended and contracted. And a locking groove provided for lowering the lock. The lock hook is fixed inside the lock core seat of the outer lock body, and the stopper on the bottom side can be fitted in the groove just cut. Form a lock between the stopper of the lock hook and the engaging groove of the rack by fitting with the lock hole. As with the lock hook, a moving metal is provided on the inner peripheral edge of the lock core placed on the lock core seat to move the elastic gold of the lock hook inward to contract.

[0011] With the above-described configuration, by utilizing the turning of the pulling handle on the inside and outside of the portal, the pushing member is pressed against the transmission member to move the transmission member, and the linear movement of the rack causes the lock tongue to move to the inside. To achieve the operation of the lock with the handle not exposed. In the improved structure of the lock according to the second aspect of the present invention, the storage space for the main body of the lock is provided in a separated configuration.

[0012] The improved structure of the lock according to claim 3 of the present invention is characterized in that the connecting rod and the connecting frame are pivotally mounted on the inner surface of the pulling handle inside the gate body to thereby position the pulling handle. Using the external force pushing inward, the pusher at the top of the pulling handle is pushed down to achieve another kind of simple handle control effect.

[0013] In the improved structure of the lock according to the fourth aspect of the present invention, another engaging groove is additionally provided on the top surface of the rack, the engaging groove is engaged with the stopper of the lock hook, and the lock tongue is completely contracted inward. Since the locking action is formed and the tongue does not return to the protruding state, the portal body is opened freely.

[0014]

[Embodiment of the invention]

 Hereinafter, embodiments of the present invention will be described with reference to the drawings. The improved structure of the lock according to one embodiment of the present invention is that the main body of the lock is constituted by the outer lock body 2 in which the storage space 22 and the storage space 23 are formed, and the flat inner lock body 7. 22 provides storage of the lock core structure. The U-shaped pin 225 penetrates through the tip of the lock core 3 and the insertion hole 226 at the top of the storage space 22 to fix the lock core 3. The storage chamber 23 also provides for pulling the handle 8 and handle 8 'of the user's hand. As shown in FIG. 2, the main body of the lock can be attached to the fitting groove 11 and the fitting groove 12 provided in the gate 1, respectively, and the upper fitting groove 11 is fixedly provided with the lock tongue 6. It communicates with the groove.

A concave groove 21 is formed on an outer end surface of the outer lock body 2, and an open groove 221 having a predetermined depth is formed on an outer peripheral edge of the storage space 22. The opened groove 221 can be provided on the right or left depending on the opening direction of the gate, and has a cut groove 222 and a lock seat 223 inside. A lock hole 224 is also provided at a predetermined position of the lock core seat 223, and the lock core 3 and the lock hook 4 are fitted into and fixed to the lock core seat 223, and the end of the lock core 3 has the lock hook 4. A moving metal 31 that can be fitted inside is protruded, a stopper 41 that can be fitted into the cut groove 222 is extended from the bottom of the lock hook 4, and an elastic metal 42 is protruded from its side. ing.

As shown in FIG. 11, the transmission member 5 is attached to one side of the lock seat 223 inside the storage space 22, and the transmission member 5 increases the gear set 52 by several times due to the vertical displacement of the drive frame 51. The rack 53 is turned by a distance, and the rack 53 is moved linearly. An engaging groove 532 for providing a closure is provided on the top surface of the rack 53, and the rack 53 penetrates the opened groove 221 and is connected to the lock tongue 6.

The inner lock seat 7 composed of the cover plate 71 and the decorative plate 72 is assembled to the outer lock 2 with screws inside the gate 1, and attached to the end face exposed inside the gate 1. An opening 73 is formed. The integral pull handle 8 is mounted in the groove 21 and the detachable pull handle 8 'is mounted in the groove 21'. A pressing portion 81 and a pressing portion 81 'are formed above the integral pulling handle 8 and the separation-type pressing handle 8', and the separation-type pressing handle 8 'is provided on the side periphery of the pressing portion 81'. A tongue 82 'extends.

In the use of the above-described configuration, the lock tongue 6 uses the elasticity of the spring S to contract inward when receiving an external force, and to protrude from the portal 1 when receiving no external force. For this reason, as shown in FIG. 3-A, the gate can be opened or closed by the expansion and contraction of the lock tongue 6.

As shown in FIG. 4, when the lock hook 4 is pressed inward from the normal protruding state, and the elastic gold 42 just fits into the locking hole 224, the stopper 41 of the lock hook 4 Since the lock hook 6 cannot be contracted inward because it is located in the engagement groove 532 of 53, the portal 1 is in the closed state as shown in FIG. 7-B. Further, as shown in FIGS. 4 and 5, by opening the lock with the lock core 3 or turning the separate pull-in handle 8 'inside, the mover 31 is turned to contract the elastic gold 42 inward. Alternatively, the elastic metal 42 is pressed by the protruding metal 82 ′ of the pressing portion 81 ′ and contracts inward, and the elastic metal 42 is displaced from the locking hole 224, and as shown in FIG. The lock hook 4 is restored to the original position, and the lock is opened.

When the pulling handle 8 and the pulling handle 8 ′ are pulled upward, as shown in FIG. 8A, the pressing portion 81 and the pressing portion 81 ′ press the drive frame 51 downward, and the teeth The lock tongue 6 is completely contracted inward by the interlocking of the vehicle set 52 and the rack 53. At this time, when the lock hook 4 is pressed, the stopper 41 is fitted into the engaging groove 532, and the lock tongue 6 is fixed at the position where the lock tongue 6 contracts inward as shown in FIG. It can be knocked and tightened.

FIG. 9 and FIG. 10 show another embodiment of the present invention, in which a detachable push handle 8 ′ is provided on the inner surface of the detachable push handle 8 ′ inside the gate 1. A connecting rod 91 and a connecting frame 92 are additionally pivotally installed in order to separate the pressing part 81 'from the other. With the pressing force P of the separation type pulling handle 8 ', the pressing portion 81' on the top side of the handle 8 'is pressed downward to press the drive frame 51 of the transmission member 5, and another kind of operation is easy. Make a simple handle.

The improved structure of the lock according to each embodiment of the present invention has the following effects. (B) The appearance of the lock is changed, the molding becomes economical, and the safety of use can be improved. (B) The lock has a labor-saving effect. (C) Since all the components can be easily attached and disassembled, when the lock core is broken, it is sufficient to simply replace the lock core without wasting money.

[Brief description of the drawings]

FIG. 1 is an exploded perspective view showing an improved structure of a lock according to an embodiment of the present invention.

FIG. 2 is a perspective view showing an improved structure of the lock according to an embodiment of the present invention;

FIG. 3 is a schematic view showing an attached state of a transmission member and a lock tongue in an improved structure of a lock according to an embodiment of the present invention;
B is a schematic diagram showing the contraction operation of the tablet tongue.

FIG. 4 is a schematic view showing a state in which the lock having the improved structure of the gate lock according to the embodiment of the present invention is lowered;

FIG. 5 is a schematic view showing an opened state of the lock having the improved structure of the gate lock according to one embodiment of the present invention;

FIG. 6 is a schematic view showing a state in which the lock is opened from the inside of the improved structure of the gate lock according to one embodiment of the present invention.

FIG. 7 is a schematic view showing an improved structure of the lock according to an embodiment of the present invention, wherein A is a normal state of the push-down handle in a normal state, and B is a schematic view showing a state where the lock is released.

FIG. 8 is a schematic view showing the pivoting operation of the pull-down handle in the improved structure of the lock according to the embodiment of the present invention;
FIG. 4 is a schematic view showing a locked state in which the tablet tongue contracts.

FIG. 9 is an exploded perspective view illustrating an improved structure of a lock according to another embodiment of the present invention.

FIG. 10 is a schematic view illustrating a use state of the improved structure of the lock according to another embodiment of the present invention.

FIG. 11 is a perspective view showing a gear set having an improved structure of the lock according to an embodiment of the present invention;

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Gate 2 Outer lock body 3 Lock core 4 Lock hook 5 Power transmission member 6 Lock tongue 7 Inner lock seat 8 Integrated pulling handle 8 'Separable pulling handle 11, 12 Fitting groove 21, 21' Groove 22, 23 Storage space 31 Actuator 41 Stopper 42 Elastic metal 51 Drive frame 52 Gear set 53 Rack 71 Cover plate 72 Decorative plate 73 Opening 81 Pushing portion 81 'Pushing portion of separation type pulling handle 82' Push bar 221 Opened groove 222 Cut groove 223 Lock core seat 224 Lock hole 532

Claims (4)

[Utility model registration claims] 1. A lock mainly comprising an outer lock body having two storage spaces formed therein and an inner lock seat having a flat plate shape, and one of the storage spaces is provided with an arrangement of a lock core. And the other storage space provides control of the handle, whereby the lock body is fitted with a fitting groove provided in each of the portals, and the upper fitting groove is mutually connected with the fixing groove of the locking tongue. It is an improved structure of a gate lock that communicates, wherein the outer lock body is fixed and attached in the storage space of the gate body, a concave groove is formed on the outer end surface, and the main body is divided into a lock body portion and a pull control portion, An open groove having a predetermined depth is provided on an outer peripheral edge of the lock body portion, and a lock core seat having a groove cut into an end is provided therein, and a predetermined position of the lock core seat is provided. The inner lock seat includes a cover plate and a decorative plate. The inside of the portal body is fixed and joined to the external lock body, an opening is formed in the exposed end face inside the portal body, and the push handle is composed of an integrated push handle and a separate push handle due to assembly problems. A push bar is formed at the top, is fixed to the pulling handle of the inner lock seat, and a metal is separately extended on a side edge of the push bar, and the transmission member is a drive frame. Due to the vertical displacement of the gear set, the gear set connected to it is turned several times the moving distance, the turning of the gear set moves the rack linearly, the lock tongue expands and contracts, and the top surface of the rack is provided for lowering the lock. A lock hook is fixedly provided inside the lock core seat of the outer lock body, a stopper on the bottom side can be fitted in the cut groove, and an elastic metal is provided. The elastic metal is projected from the side surface of the A lock between the stopper of the lock hook and the engaging groove of the rack is formed by fitting with the hole, and the inner periphery of the lock core placed on the lock core seat similarly to the lock hook has the following structure. A movement metal for contracting the elastic gold of the lock hook inward is provided, and the transmission is performed by pressing the pushing member against the transmission member by using the turning of the pulling handle on the inside and outside of the gate. The improved lock of claim 1 wherein the member is moved and the linear movement of the rack contracts the lock tongue inward to achieve the lock lock operation without the handle being exposed. 2. The improved structure of the lock according to claim 1, wherein the storage space for the main body of the lock is provided in a separated configuration. 3. A pulling handle is provided by using an external force to push inward by pivotally connecting a connecting rod and a connecting frame to an inner surface of the pulling handle inside a portal body. The improved lock lock structure according to claim 1, wherein the push engaging portion on the top side of the push handle is pushed downward to achieve another kind of simple handle control effect. 4. A locking groove is additionally provided on a top surface of the rack, the locking groove is fitted to a stopper of the lock hook, and the locking tongue forms a locking action in which the lock tongue is completely contracted inward. The improved structure of the lock according to claim 1, wherein the tongue does not recover to the protruding state, so that the portal body can be freely opened.