TW201445040A - Linkage lock head device - Google Patents

Abstract

The presented linkage lock head device of a padlock comprises: a lock body with one insertion hole at each side set in a lock case, a lock core fitted in a slot in the center of the said body, an oblong linkage unit to the said core having one point extended from each side and a latch having a slider fixed in a room at each side of the slot, with an arm facing with the other slider and a latching portion at the opposite side. It improves the anti-knock function against theft with simple and easy- to -manufacture design.

Description

Lock lock linkage structure

The present invention relates to a lock construction, and more particularly to a lock linkage structure having a knock-proof function and an easy-to-manufacture lock.

According to the current various types of vehicles, in addition to the original lock switch, the Metropolis will add a variety of auxiliary locks to achieve further anti-theft functions. Among them, the locks for general locomotives and bicycles are most commonly used. The design of the U-lock is locked by the rim of the locomotive or bicycle by the cooperation of the lock body and the U-shaped lock lever, so that the rim can not be freely rotated, and the purpose of locking the anti-theft is achieved.

Most of the early U-shaped locks were spring-loaded. When locked, thieves can use the tapping method to make the spring compress by inertia, which is easy to unlock. The anti-theft effect is not good, and the spring is easy to rust and elastic after being used for a period of time. Loss of flexibility and short life.

Therefore, some manufacturers have developed U-type locks that have anti-knocking functions and do not require springs, such as Announcement No. M256421 "U-lock structure improvement", announcement No. M396591 "U-lock". However, the U-shaped locks with anti-knocking function and without the use of springs are mostly complicated in structure, inconvenient in processing and manufacturing, high in manufacturing cost, and inconsistent with economical disadvantages.

The present inventors have in view of the above-mentioned shortcomings of the conventional U-shaped lock, The idea, after extensive discussion and trial sample test, and multiple corrections and improvements, finally launched the present invention.

The present invention provides a lock interlocking structure for a lock, the lock comprising: a lock head, a covering layer and a lock bar, wherein the lock head comprises a lock case, a lock body, a lock core, a linkage member and a lock The cassette unit is a square hollow tube body, and each of the two ends is provided with a rod hole. The lock body is a long rectangular body and is installed inside the lock case, and the two ends are corresponding to the lock case hole. The insertion hole has a lock hole in the middle, and the lock body is provided with a sliding slot between the two insertion holes, and the lock core is set in the lock hole of the lock body, and the linkage member and the lock core In combination with the interlocking, the linking member is an oblong sheet having two opposite long sides, and two sliding portions corresponding to the turning arc are protruded at opposite corners of the two long sides, and the locking unit includes two sliding portions. The two sliding members are respectively disposed on two sides of the sliding groove of the lock body, and one of the opposite ends of the two sliding members is respectively provided with an operating arm, and one of the two sliding members is respectively provided with a latching portion at one end thereof. The layer cover is combined with the outer side of the lock head, the lock bar is U-shaped, has two insertion ends, and the two insertion ends are respectively provided with a card on the inner side Therefore, the lock can be used to drive the linkage to rotate, and the linkage member can move the two sliding members of the cassette unit to achieve the purpose of locking and unlocking.

The main object of the invention is that the lock head has a knock-proof function, and has a simple structure, a small volume, is easy to manufacture and manufacture, has a low manufacturing cost, is economical, and is light in weight.

1‧‧‧Lock

11‧‧‧Lock shell

111‧‧‧Pole hole

12‧‧‧Lock body

121‧‧‧Interposed holes

122‧‧‧Lock hole

123‧‧‧Chute

124‧‧‧slide

125‧‧‧Inlay slot

126‧‧‧Extended body

1261‧‧‧Inlay

13‧‧‧Lock

131‧‧‧Keyhole cover

14‧‧‧ linkages

141‧‧‧Longside

142‧‧‧The Ministry of Movement

143‧‧‧Unlocking resistance arc recess

15‧‧‧Cart unit

151‧‧‧Sliding parts

152‧‧‧Began

1521‧‧‧Receipt Department

153‧‧‧Locking resistance arc recess

154‧‧Card Department

155‧‧ ‧ rib

16‧‧‧ Positioning unit

161‧‧‧Positioning column

162‧‧‧Flexible parts

2‧‧‧Cladding

3‧‧‧Lock lever

31‧‧‧plug end

311‧‧‧Cars missing

The first figure is an exploded perspective view of the lock of the present invention.

The second figure is an exploded perspective view of the lock of the present invention.

The third figure is a reverse perspective view of the lock case of the present invention.

The fourth figure is a partial three-dimensional combination diagram of the lock of the present invention.

The fifth figure is a three-dimensional combination diagram of the lock of the present invention.

Figure 6 is a cross-sectional view of the upper lock state of the present invention.

Figure 7 is a cross-sectional view showing another locked state of the present invention.

The eighth figure is a schematic diagram of the unlocking action of the present invention.

The ninth drawing is a sectional view showing the unlocked state of the present invention.

Figure 11 is a cross-sectional view showing another unlocked state of the present invention.

The eleventh figure is a schematic diagram of the locking action of the present invention.

Figure 12 is a schematic view of another locking operation of the present invention.

Figure 13 is a perspective exploded view of another embodiment of the present invention.

Figure 14 is a perspective view of the reverse side of the lock body of another embodiment of the present invention.

The fifteenth diagram is a perspective semi-combination diagram of another embodiment of the present invention.

Referring to the first, second, third, fourth, fifth, sixth and seventh figures, the present invention provides a lock interlocking structure for a lock, the lock comprising: a lock 1 The cover 1 includes a lock case 11, a lock body 12, a lock core 13, a link member 14, a latch unit 15, and a positioning unit 16, The lock case 11 is a square hollow tube body, and each of the two ends is provided with a rod hole 111. The lock body 12 is a long rectangular body and is installed inside the lock case 11. The two ends are provided with the lock case 11 corresponding to the rod hole 111. The insertion hole 121 is provided with a lock hole 122 in the middle, and the lock body 12 is provided with a sliding slot 123 between the two insertion holes 121. The lock core 13 is disposed in the lock hole 122 of the lock body 12, and a lock hole cover 31 is disposed at one end of the key insertion. The linkage member 14 is coupled with the lock core 13 and is attached to the lock body. On the chute 123 of the 12, the linking member 14 is an oblong sheet having two opposite long sides 141, and two sliding portions 142 of the same turning arc are convexly disposed at opposite corners of the two long sides 141. The two long sides 141 and the two sliding portions 142 are respectively provided with an unlocking resistance arc concave portion 143. The locking unit 15 includes two sliding members 151, and the two sliding members 151 are respectively disposed on the locking body 12. Two sides of the two sliding members 151 are disposed at opposite ends of the sliding member 151, and two operating arms 152 are disposed at opposite ends of the sliding member 151. The end of the operating arm 152 is provided with a receiving portion 1521, and the operating arm 152 and the sliding member 151 are locked. a resisting arc recess 153, a latching portion 154 is disposed at one end of the two sliding members 151, and the latching portion 154 and the sliding member 151 are respectively fixed and fixed by means of a card insertion manner, and the two sliding members 151 and A sliding rib 155 is disposed on the two sides of the sliding surface of the sliding body 123 of the lock body 12 to form a positioning effect. As a result, the two sliding members 151 can be more smoothly slidably displaced on the sliding groove 123 of the lock body 12. The positioning unit 16 includes a positioning post 161 and an elastic member 162. The positioning post 161 is elastically biased by the elastic member 162. Inserted between the lock body 12 and the lock case 11 to form a positioning function, so that the lock body 12 can not be separated from the lock case 11, the cover layer 2 is wrapped and bonded to the outside of the lock head 1 to achieve protection and fixation, the lock bar 3 is U-shaped, and has two insertion ends 31 for inserting into the insertion hole 111 of the lock case 11 and the two insertion holes 121 of the lock body 12. The two insertion ends 31 are respectively provided on the inner side of the insertion end 31. The card insertion portion 153 enters the stuck card slot 311.

Please refer to the sixth, seventh, eighth, ninth, tenth, eleventh and twelfth figures. When unlocking, the lock core 13 is rotated by the key, and the lock 13 is taken by the lock 13 The movable connecting member 14 rotates, so that the two long sides 141 of the linking member 14 push the two sliding members 151 to act as the receiving portion 1521 of the movable arm 152, and the two sliding members 151 are relatively close to each other, so that the locking portions of the two sliding members 151 are disposed. 154, the two latching ends 31 of the lock lever 3 are separated from the latching slots 311, that is, the unlocking is completed, and the two plug ends 31 of the lock lever 3 can be pulled away from the through hole 111 and the lock body 12 of the lock housing 11. Inserting the hole 121, the two long sides 141 of the linking member 14 abut against the two sliding members 151 as the receiving portion 1521 of the movable arm 152, and the two ends of the linking member 14 and the two sliding portions 142 are engaged with the operating arm 152 and The lock member 151 is positioned within the lock resistance arc recess 153 to form a lock core 13 to rotate the lock resistance.

When the lock is performed, the two insertion ends 31 of the lock lever 3 are inserted into the insertion hole 111 of the lock case 11 and the two insertion holes 121 of the lock body 12, and the lock core 13 is rotated by the key to apply the lock core 13 A rotation force greater than the locking force of the locking core 13 is rotated, and the locking member 13 drives the linking member 14 to rotate in the opposite direction, so that the two sliding portions 142 of the linking member 14 push the two sliding members 151 to act as the receiving portion of the movable arm 152. The two sliding members 151 are relatively far away from each other, so that the locking portions 154 disposed on the two sliding members 151 are locked into the locking slots 311 of the two insertion ends 31 of the locking rods 3, and the two locking rods 3 cannot be disengaged from the locking members. 1. The locking is completed. At this time, the two dialing portions 142 of the linking member 14 abut against the two sliding members 151 as the receiving portion 1521 of the movable arm 152, and the two sliding members 151 are engaged with the receiving portion 1521 of the movable arm 152. The long side 141 of the linking member 14 is positioned in the unlocking resistance arc recess 143 at the interface of the dialing portion 142 to form a lock 13 rotation and unlocking resistance, so that when the unlocking is performed, the lock core 13 needs to be rotated by the key to apply the lock 13 The rotation force of the unlocking resistance is greater than the lock core 13 to rotate the linkage 14 to perform the above-mentioned unlocking operation.

Furthermore, the interlocking structure of the lock of the lock of the present invention can also be as shown in the thirteenth, In the fourteenth and fifteenth figures, one end of one side of the lock body 12 of the lock head 1 is provided with an insertion groove 125, and an extension body 126 is connected to each end of the lock body 12, and the extension body 126 is extended at one end. The fixing portion 1261 is fitted to the fixing groove 125 to fix the two extending bodies 126, and the locking portion 154 of the locking unit 15 and the locking shell 11 and the coating layer 2 are relatively elongated. It is suitable for U-shaped lock bars 3 of larger width, and thus combined with larger-sized locks.

It can be seen from the above that the interlocking structure of the lock of the lock of the present invention directly drives the two sliding members 151 of the latch unit 15 to be synchronously displaced by the linking member 14 to achieve the purpose of locking and unlocking, and when in the locked state, the two sliding The member 151 is blocked by the two dialing portions 142 of the linking member 14 and can be prevented from being displaced, so that the interlocking member 14 and the two sliding members 151 are integrally formed by a single member, and the structure is simple, the volume is small, and the manufacturing is easy. The manufacturing cost is low, economical, and lightweight, making the product more competitive.

1‧‧‧Lock

11‧‧‧Lock shell

111‧‧‧Pole hole

12‧‧‧Lock body

121‧‧‧Interposed holes

122‧‧‧Lock hole

123‧‧‧Chute

124‧‧‧slide

13‧‧‧Lock

131‧‧‧Keyhole cover

14‧‧‧ linkages

141‧‧‧Longside

142‧‧‧The Ministry of Movement

143‧‧‧Unlocking resistance arc recess

15‧‧‧Cart unit

151‧‧‧Sliding parts

152‧‧‧Began

1521‧‧‧Receipt Department

153‧‧‧Locking resistance arc recess

154‧‧Card Department

155‧‧ ‧ rib

16‧‧‧ Positioning unit

161‧‧‧Positioning column

162‧‧‧Flexible parts

Claims (8)

A lock interlocking structure for a lock, the lock comprising: a lock head, comprising a lock shell, a lock body, a lock core, a linkage member and a latch unit, wherein the lock shell is a hollow tube body, and the two ends are respectively The utility model is provided with a rod hole, the lock body is fixedly arranged inside the lock case, and the two ends are provided with insertion holes corresponding to the lock hole of the lock case, and a lock hole is arranged at the middle, and the lock body is inserted on the two sides. A sliding slot is disposed between the holes, and the locking core is disposed in the lock hole of the lock body, and the linking member is coupled with the lock core, and the linking member is an oblong sheet having opposite long sides. Two sliding portions of the same curved arc are arranged at opposite corners of the two long sides, and the locking unit comprises two sliding members, and the two sliding members are respectively disposed on two sides of the sliding groove of the locking body, and the two One of the opposite ends of the sliding member is respectively provided with an operating arm, and the end of the two operating arms is provided with a receiving portion, and a locking resistance arc concave portion is respectively disposed between the two operating arms and the two sliding members for connecting the two ends of the linking member and the two dialing portions The moving portion is snap-fitted to form a lock-locking and locking resistance, and the two sliding members are respectively provided with a latching portion at one end of the sliding member And a lock lever, the lock lever is U-shaped, and has two insertion ends, wherein the two insertion ends are respectively provided with a latching slot on the inner side; thereby, the lock member can be used to drive the linkage to rotate, and the linkage is dialed The moving arm of the two sliding members of the movable card unit enables the two sliding members to be synchronously displaced to achieve the purpose of locking and unlocking. The lock interlocking structure of the lock according to the first aspect of the invention, wherein a sliding groove is respectively disposed on each side of the sliding groove of the lock body, and the two sliding members and the two sides of the sliding groove are respectively provided with a sliding The ribs are arranged in the sliding grooves on both sides of the chute. The interlocking structure of the lock of the lock according to claim 1, wherein the linkage is attached to the sliding groove of the lock body. The interlocking structure of the lock according to the first aspect of the invention, wherein the two long sides of the linking member and the two sliding portions are respectively provided with an unlocking resistance arc recess for the two sliding members to be used as a boom The dialing portion is snapped into position to form a lock rotation and unlocking resistance. The interlocking structure of the lock of the lock according to the first aspect of the invention, wherein the latching portion and the sliding member of the latching unit are combined and fixed by means of an embedded card. The lock interlocking structure of the lock of claim 1, wherein the lock head further comprises a positioning unit, the positioning unit comprises a positioning post and an elastic member, and the positioning post is rebounded by the elastic member Inserted between the lock body and the lock case to form a positioning function. The lock interlocking structure of the lock according to claim 1, wherein the lock further comprises a covering layer, and the cover is coupled to the outer side of the lock. The interlocking structure of the lock of the lock according to claim 1, wherein one end of one side of the lock body of the lock body is provided with an inserting groove, and an extension body is connected to each end of the lock body, and one end of the extension body is provided. An extension portion is disposed, and the fixing portion is fitted into the insertion groove to fix the two extension bodies, and the locking portion, the lock case and the coating layer of the locking unit are relatively lengthened, and is suitable for being larger. U-shaped lock bar of width.