TWM485288U - External housing replaceable lock - Google Patents

Description

Replaceable outer casing lock

The present invention relates to a lock for a replaceable outer casing, in particular to a lock body which is covered by a casing with different surface characteristics, so as to avoid the need for the lock body to be electroplated to solve environmental pollution problems, and The outer casing, the lock cylinder, the lock body or the lock hook can be replaced; for example, after the lock cylinder is taken out, the arrangement position of the lock pieces in the lock core can be rearranged to form a lock capable of resetting the rekeyable.

At present, the commonly used padlock usually includes a lock body, and the lock body device has a lock core and a lock hook for the user to lock the door, the drawer, etc., to achieve the anti-theft security effect. However, the conventional lock is manufactured. The lock body is usually made of copper or aluminum metal. Due to copper and aluminum metal, it is easily oxidized in the atmosphere, causing the surface to lose luster, and it is prone to patina, rust and not beautiful and hygienic. .

Therefore, at present, many locksmiths, in order to solve the problem of oxidation of the surface of the lock body, apply the lock body of the lock to the electroplating process. However, in addition to increasing the manufacturing cost, the electroplating process is difficult to handle because the electrolyte is a toxic liquid. It can cause great pollution to the environment.

In addition, different consumers have different requirements for locks. For example, some lock cylinders that require a more secure effect, some need to be provided with different marks, characters or patterns on the lock body surface of the lock, so that the lock manufacturer has to manufacture Locks that meet various needs, so it is necessary to prepare a variety of molds for manufacturing different types of lock bodies, resulting in a substantial increase in manufacturing costs and reduced market competitiveness.

Moreover, the conventional lock is usually sunk into the lock body with a pin to fix the lock core located in the lock body, and the lock lock core slides outward, but the above-mentioned plug is for preventing the thief from pulling out. The lock is broken, so the bolt is usually flattened and cannot be taken out. However, when the lock cylinder is damaged, the lock cylinder cannot be removed or replaced at all, or when the key is lost, the original lock cylinder needs to be changed. When the password is unlocked, the lock cylinder cannot be removed, and the purpose of changing the unlock password cannot be achieved. Only a brand new lock can be purchased again, and the old lock is discarded, which is very uneconomical and wastes resources and is improved. Necessary.

In view of this, the creators of the present invention have added research and innovation to reveal the lock of the replaceable outer casing shown in the present invention.

The purpose of the present invention is to provide a lock for a replaceable outer casing, comprising: a lock body in which a lock core is disposed, and a lock hook is disposed at a top end of the lock body; and an outer casing body includes a set a hole covering the periphery and the bottom of the lock body; a stop pin passing through the outer casing and abutting the bottom end of the stop pin against the outer casing; and a fixing screw The lock body is screwed into the lock pin, and the outer casing is firmly coupled with the lock body; if so, the outer appearance of the lock can be modified by different surface characteristics and gloss, and the outer appearance of the lock can be eliminated. The lock body of the conventional lock has the environmental pollution caused by the electroplating treatment and the problem of increasing the manufacturing cost. Since the components of the present invention can be reassembled, for example, the lock pieces in the lock cylinder can be rearranged, and then the composition can be composed. A new set of unlocking passwords, the user only needs to replace the key, without replacing the whole pair of locks, forming a lock that can reset the rekeyable. Therefore, the new type does not need to discard any components, and all components can be completely recycled. Use, and price Unabated, it will not cause environmental pollution.

The lock of the replaceable outer casing disclosed in the present invention, wherein the bottom end of the lock body is recessed with a lock core hole to sleeve the lock core, and a positioning screw is radially locked to the lock body. And the positioning screw is radially locked in the lock cylinder to fasten the lock cylinder to the lock body. If yes, the present invention can remove the lock cylinder in the state of unloading the outer casing and withdrawing the set screw, and replace or rearrange the lock piece combination inside the lock core to change the unlock code to form a rekeyable password. Locks; in addition, the manufacturer can also cooperate with the customer's needs to install different types of lock cylinders in the same lock body [for example, lock cylinders with different lock numbers], and the new model is flexible in production and mobility. Reduce manufacturing costs and meet industry manufacturing needs.

The desirable entities of the present invention can be clarified by the following description and the accompanying drawings.

Referring to Figures 1 to 4, the present invention relates to a lock for a replaceable outer casing, comprising: a lock body (10) and an outer casing (20), wherein the lock body (10) is provided with a lock cylinder (30) and a lock hook (40), and the outer casing (20) is wrapped around the lock body (10), and the lock is firmly fixed by a stopper pin (50) and a fixing screw (60) The body (10) is combined with the outer casing (20); if it is different from the lock body (10) with different surface characteristics and gloss outer casing (20), a lock of different appearance can be formed, and the conventional structure can be dispensed with In addition to the environmental pollution problems caused by the electroplating treatment, the lock body of the lock can also be equipped with different types of lock cylinders (30, for example, with different forms of lock cylinders) in the same lock body (10). Or replace the different forms of lock body (10) to meet different consumer needs, showing the flexibility of the new production in production.

As shown in the first, third, and fourth figures, the lock of the replaceable outer casing disclosed in the present invention, wherein the lock body (10) is included; a lock core hole (11) recessed in the lock body (10) a bottom portion for receiving the lock core (20); a positioning hole (12) radially extending through the lock body (10) for locking a positioning screw (121) and A positioning screw (121) is disposed between the lock core (20) and the lock body (10); a first bolt hole (13) is recessed at the top end of the lock body (10) for receiving the U shape The locking hook (40) is located on the first side of the first stud (41), and the second bolt (14) is recessed at the top end of the lock body (10) for allowing the a locking hook (40) is located on the second side of the second peg (42), the bottom portion of the sliding portion is inserted into the inner side; and a locking bead hole (15) running through the locking core hole (11) and the first locking hole (13) Between the second bolt hole (14) and the lock bead (15), at least one lock bead (151) is built in, so that the lock bead (151) can be a lock bead linkage rod of the lock cylinder (30). (31) moving between the lock body (10) and the buckle hole (411) of the first peg (41) of the lock hook (40), or moving each of the lock beads (151) to the lock body (10) ) and the first and second pegs (41, 42) Between points (411, 421) [In this case the second peg (42), the line extends into the lock body (10) of a second pin hole (14)], and the locked state goes by.

The positioning hole (12) is inserted through one side of the lock body (10) and passes through the first bolt hole (13) in a radial direction, so that when the lock is in the locked state, as shown in the fourth figure, the lock hook ( 40) The first stud (41) is transversely blocked in the area projected by the positioning hole (12) to block the positioning screw (121) from exiting outward; as shown in the sixth figure, when unlocked And unloading the outer casing (20), and pulling the first stud (41) upward to exit the projection area of the positioning hole (12), the assembler can borrow a tool such as a wrench or a wrench (T). Loosen the set screw (121) to reinstall the lock cylinder (30) or replace the inner lock position.

The lock of the replaceable outer casing disclosed in the present invention, wherein the retaining pin (50) comprises a rod body (51) which is inserted through the outer casing (20) and inserted into the lock body (10). Further, a flange (52) is protruded from a bottom end of the rod body (51) so as to straddle the outer side of the outer casing (20), and a screw hole is formed at a top end of the rod body (51). )By.

The lock body of the replaceable outer casing disclosed in the present invention, wherein the lock body (10) axially penetrates a through hole (141) at a bottom end of the second bolt hole (14); and the outer casing body (20), The through hole (22) is axially aligned with the perforation (22) of the outer casing (20) when the outer casing (20) is sleeved with the outer casing (20). If so, the fixing screw (60) can be placed at the bottom end of the second bolt hole (14) and locked in the stopper pin (40) penetrating the through hole (141) to firmly bond The lock body (10) and the outer casing (20). The top end of the through hole (141) is formed with a shoulder (141a) to block the top edge of the rod (51) of the stopper pin (50).

Since the fixing screw (60) is located at the bottom end of the second bolt hole (14), in the locked state, as shown in the fourth figure, the second bolt column is the hook bolt (40). (42) It is closed, so the thief can't remove the lock when the lock is locked. On the contrary, as shown in the fifth figure, the assembler can unlock the fixing screw after removing the second stud (42) of the hook (40) by the driver (T). 60) to perform the refilling operation of the outer casing (20).

The outer casing (20) disclosed in the present invention comprises a set of holes (21) for fitting the sleeve body (10) in an anastomosed manner, and a perforation is formed at the bottom of the sleeve hole (21). In addition, the outer casing (20) is provided with a key hole (23) corresponding to the keyhole (32) of the lock cylinder (30), so that the user can insert a key to perform the unlocking operation. The perforation (22) is a fish-eye hole of a class such that the flange (52) of the stopper pin (50) can sink into the perforation (22).

The lock of the replaceable outer casing disclosed in the present invention, wherein the lock body (10) and the outer casing (20) may have a cylindrical shape, a diamond shape, a rectangular shape or the like, and the present invention is not limited. The lock body (10) can be made of materials such as copper, aluminum, zinc, iron, stainless steel, etc., and the outer casing (20) can be made of an alloy material such as stainless steel, and the present invention does not limit the lock body (10). ) and the material of the outer casing (20).

The lock body of the replaceable outer casing disclosed in the present invention, wherein the outer casing (20) can be formed by extrusion; or a pipe made of a metal pipe or a seamless pipe, and then welded to a bottom plate, the present invention The manner in which the outer casing (20) is formed is not self-limiting.

As shown in the second and seventh figures, the lock of the replaceable outer casing disclosed in the present invention further comprises at least one chamfered surface (16) obliquely downward from the top surface (10b) of the lock body (10). The chamfered surface (16) is formed on the lock body (10) and the outer casing (20). In addition to the aesthetic appearance, the thief can not be struck by a heavy object or fired with a gun because of no point of force. The destruction of the lock to enhance the effectiveness of the new anti-theft security. The chamfered surface (16) of the lock body (10) can provide an indication space for embossing trademarks or other marking symbols; the chamfered surface (16) can be a flat surface or a curved surface. Not self-limiting.

The lock of the replaceable outer casing disclosed by the present invention has the following features and advantages: 1. The outer casing (20) has a natural luster due to the material used (for example, stainless steel, etc.), so that it is not required to be electroplated. Processing to solve the serious environmental pollution problems caused by the current electroplating plant; in addition, because the new type does not require electroplating processing, the manufacturing cost can be greatly reduced. 2. Different types of lock body (10), outer casing (20), lock core (30) and lock hook (40) can be replaced according to different needs. In addition to meeting different consumer needs, the producer can also be improved. Manufacturing, flexible and mobile. 3. The lock body (10), outer casing (20), lock cylinder (30) or lock hook (40) of the lock can be re-disassembled and assembled in a short time under the unlocked state, so it is easy to repair. [For example, the position of the locking piece in the original lock cylinder is changed], and the components can be replaced again. For the recovered components, they can be completely recycled and reused without impairing their functions and values. Environmental pollution. 4. The lock body (10) and the outer casing (20) of the lock have a cylindrical smooth shape, and there is no stable point of force. Therefore, the thief cannot shoot with a blunt instrument or shoot with a gun to destroy the lock, which can enhance the preservation of the new type. efficacy. 5. There is a chamfered surface (16) with a large bevel shape. In addition to the thief's no-force point to destroy the lock, it also provides areas for printing or marking text and patterns. 6. Cylindrical shape, easy to hold, ergonomic design, closer to the user's needs.

The shape and structure disclosed in the present invention can be modified and applied without departing from the spirit and scope of the present invention, and the present invention is not limited to the above embodiments.

(10)‧‧‧Lock body
(10b) ‧ ‧ top
(11)‧‧‧Lock core
(12) ‧‧‧Positioning holes
(121)‧‧‧ Positioning screws
(13) ‧‧‧ first bolt
(14)‧‧‧Second bolt
(141)‧‧‧through holes
(141a)‧‧‧ Shoulder
(15) ‧‧‧Lock beads
(151)‧‧‧Lock beads
(16)‧‧‧Chamfered surface
(20) ‧‧‧Outer casing
(21)‧‧‧
(22)‧‧‧Perforation
(23)‧‧‧Keyhole
(30)‧‧‧Clock
(31)‧‧‧Lock bead linkage
(32)‧‧‧Keyhole
(40)‧‧‧Lock hook
(41)‧‧‧First stud
(42)‧‧‧Second stud
(50) ‧ ‧ ‧ pin
(51)‧‧‧ rods
(511)‧‧‧ screw holes
(52) ‧ ‧ burr
(60)‧‧‧ fixing screws
(T)‧‧‧ Tools

The first picture is a three-dimensional exploded view of the novel; the second picture is a three-dimensional schematic view of the new type after assembly; the third picture is a three-dimensional schematic view of the new type after assembly; the fourth picture: the second figure 4 Schematic diagram of the cross-section shown in the direction of -4; Figure 5: Schematic diagram of the operation of the new unloading enclosure; Figure 6: Schematic diagram of the operation of the novel to remove the lock cylinder; and seventh diagram: Figure 7 Schematic diagram of the cross-section shown in the -7 direction.

(10)‧‧‧Lock body

(10b) ‧ ‧ top

(11)‧‧‧Lock core

(12) ‧‧‧Positioning holes

(121)‧‧‧ Positioning screws

(13) ‧‧‧ first bolt

(14)‧‧‧Second bolt

(141)‧‧‧through holes

(141a)‧‧‧ Shoulder

(15) ‧‧‧Lock beads

(151)‧‧‧Lock beads

(20) ‧‧‧Outer casing

(21)‧‧‧

(22)‧‧‧Perforation

(23)‧‧‧Keyhole

(30)‧‧‧Clock

(31)‧‧‧Lock bead linkage

(32)‧‧‧Keyhole

(40)‧‧‧Lock hook

(41)‧‧‧First stud

(411)‧‧‧ 扣扣

(42)‧‧‧Second stud

(421)‧‧‧ 扣扣

(50) ‧ ‧ ‧ pin

(51)‧‧‧ rods

(511)‧‧‧ screw holes

(52) ‧ ‧ burr

(60)‧‧‧ fixing screws

Claims (8)

A lock for a replaceable outer casing includes: a lock body, a lock core inside, and a lock hook at a top end of the lock body, wherein the lock hook is U-shaped, including a first plug and a second An outer casing comprising a set of holes covering the periphery and the bottom of the lock body and being provided with a key hole; a stop pin passing through the outer casing and allowing the bottom end of the stop pin to abut Relying on the outer casing; and a fixing screw straddle the lock body and screwed into the stop pin to firmly bond the outer casing to the lock body. The lock of the replaceable outer casing according to claim 1, wherein the lock body comprises: a lock core hole recessed at the bottom of the lock body for accommodating the lock core; The positioning hole is radially disposed on the lock body for locking a positioning screw, and the positioning screw is placed between the lock core and the lock body; a first bolt hole is recessed in the lock body a top end of the first peg for accommodating the lock hook on the first side; a second bolt hole recessed at the top end of the lock body for allowing the lock hook to be located at the top The bottom portion of the second peg on the two sides slides into the inner part; and the locking bead hole runs through the lock core hole, the first bolt hole and the second bolt hole, and at least one of the lock bead holes is disposed The ball is locked so that the lock bead is the locker. The lock of the replaceable outer casing according to claim 2, wherein the positioning hole penetrates the lock body and passes through the first plug hole in a radial direction. The lock of the replaceable outer casing according to the second aspect of the invention, wherein the bottom end of the second bolt hole of the lock body axially penetrates a through hole; and the outer casing is provided with a through hole for the outer casing When the lock body is sleeved, the through hole is axially aligned with the perforator of the outer casing. The lock of the replaceable outer casing according to claim 1, wherein the stop pin comprises a rod body, and a flange is protruded from a bottom end of the rod body, and is recessed at a top end of the rod body. There are screw holes. The lock of the replaceable outer casing according to claim 4, wherein the perforation of the outer casing is a fish-eye hole of a class. The lock for the replaceable outer casing according to claim 1, further comprising at least one chamfered surface which is inclined downward from a top surface of the lock body, and the chamfered surface is formed on the lock body With the outer casing. The lock of the replaceable outer casing according to claim 4, wherein the top edge of the through hole is formed with a shoulder.