TWM617666U - Safety hook lock - Google Patents

Abstract

A safety hook lock, comprising: a hook body and a locking mechanism. When the locking mechanism is buckled or opened in an unlocked state, the linkage member does not abut against the limiting convex portion of the buckle member , So that the buckle can be retracted and displaced when pushed by force, when the buckle mechanism is activated, it can be buckled on the buckling part of the hook body by pushing it inward, and it can be detached by pulling it out The buckling part of the hook body reduces unnecessary buckling or opening steps, and improves the convenience and practicability of the safety hook lock.

Description

Safety padlock lock

This creation is about a hook structure, especially a safety hook lock structure that can be fastened and opened quickly and has both safety.

Press, there is a conventional hook structure, such as the "safety hook" of the national new patent number M354661, which includes a hook body with an opening on one side of the hook body and pivotally connected to the first end of the opening The pivotal section of the lock body, and the lock body and its sleeved section are sleeved on the second end of the opening to restrict the opening and closing action of the opening. Between the three pieces, there is more than one chamber for the insertion of more than one tool, and the first end of the tool has a shaft hole, and the shaft hole passes through the lock Lock, and for the tool to use the lock as the axis of rotation, and can be freely inserted into or pulled out of the chamber, the lock body uses a digital wheel to restrict the opening of non-users. If you want to open the For the lock body, just turn the number wheel to the correct number, and the user can apply force to pull the lock body fitting section toward the first end to make the lock body fit section away from the second end. The opening is in an open state for the user to set a rope.

Looking closely at the above conventional structure, it is not difficult to find that there are still some shortcomings. The main reasons are as follows: when the conventional safety hook unlocks the lock body to buckle or unbuckle, the lock body needs to be moved to the first position. Pull down in the direction of the end to allow the sleeve end to be lower than the second end and push the lock body inward to form an open state or pull outward to form a buckle state. It is more inconvenient to use, and the second end of the hook body The two ends and the sleeve end of the lock body form a protruding part and a recessed part to be buckled and fixed. When performing the buckle step, pay attention to whether the position of the sleeve end of the lock body is aligned with the second end of the hook body. If you are not careful, you can’t be sure to buckle and fix it, which will cause the lock body to slip off and form an open state, which will cause inconvenience and safety concerns. Therefore, how to improve the lack of use of the conventional structure is to solve this creation. The technical problems.

In view of this, the creator has been engaged in the manufacturing, development and design of related products for many years, and after detailed design and careful evaluation for the above goals, he finally got a practical creation.

The technical problem to be solved by this creation is to provide a safety padlock in response to the above-mentioned shortcomings existing in the prior art.

The above safety padlock lock includes: a hook body and a locking mechanism. The hook body is generally in a C shape, and a pivot part and a buckling part are formed at both ends. One end of the locking mechanism The locking mechanism is assembled on the pivotal portion, and the other end of the locking mechanism is buckled on the locking portion from the outside to the inside. The locking mechanism includes a housing, and a locking plate is installed inside the housing , A linkage member driven by the locking plate, a plurality of locking knobs that control the locking plate to be locked or unlocked, a plurality of cipher dials that drive the locking knob to rotate, and a buckle, wherein the inside of the housing is A locking space, a buckle space, and a connecting opening that leads to the locking space and the buckle space are formed. The locking plate is combined with the linkage and is accommodated in the locking space with a spring, and the spring abuts The inner wall of the locking space, and the locking plate is provided with a plurality of detenting spaces, the detenting spaces provide the locking knobs to engage and linkage, the cipher dials are sequentially connected and stacked on the locking knobs, through Rotation of the code dial drives the locking knob, and controls the displacement of the locking plate in the locking space to form a locked or unlocked state. One end of the linkage member is connected to the When the locking plate is locked, it faces the communicating opening. When it is unlocked, it sinks down and away from the communicating opening. The buckle is movably accommodated in the buckle space. Abutting against the inner wall of the buckle space, the other end forms an arc-shaped top buckle portion, and the buckle piece is further provided with a limiting convex portion facing the communicating opening.

Preferably, the end edge of the buckling portion of the hook body is formed in a circular arc shape, and a buckling groove is provided on the outer side of the buckling portion.

Preferably, one end of the casing is recessed with a combination portion, and the other end of the casing is recessed with a buckle portion, the combination portion is assembled with the pivot portion of the hook body, and the buckle portion A buckle convex part and a buckle groove of the buckle part are arranged inside to fit the buckle.

Preferably, the housing is provided with a plurality of corresponding convex shafts and a plurality of limiting shafts on the upper and lower surfaces of the locking space, and a convex column is provided adjacent to the communicating opening. The convex shaft and the limiting shaft are The locking knob and the pivotal restriction of the code dial are provided, the convex column provides the pivot restriction of the linkage, the outer edge of the code dial is provided with a plurality of positioning recesses, and the lock space is further provided with a plurality of columns The body connection restricts a plurality of positioning elements, and the positioning elements are engaged with the positioning recesses on the outer edge of the cipher dial to restrict.

Preferably, one end of the buckle space extends into the buckle portion, and a limit protrusion is provided in the buckle space. The limiting long hole is sleeved with the limiting protrusion of the buckle space to limit the displacement range of the buckle.

Preferably, the volume of the actuation space of the locking plate is larger than the volume of the lock knob, and one side of the actuation space is provided with a convex corner, and one side of the locking knob is provided with a notch corresponding to the convex corner. And the end of the locking plate facing the communicating opening is provided with a connecting recess, the connecting recess is combined with the linking member, the linking member has a limiting end and protrudes out of the connecting recess, when the When the notch of the locking knob fits with the lobe of the detent space, the locking plate is in a relaxed state and is pushed by the spring to move toward the combined part, which further drives the limit end of the linkage to deviate and sink. The buckle is released from the restriction of the linkage member to form an unlocked state. On the contrary, when the notch of any locking knob is staggered from the convex corner of the moving space, the locking plate will be pushed by the locking knob to move and compress in the direction of the spring. The limiting end of the linkage is further driven to move up and abut against the limiting convex portion of the buckle, so that the buckle cannot be retracted and displaced to form a locked state.

Preferably, the inner side of the hook body is provided with a connecting protrusion adjacent to the pivoting portion, and the connecting protrusion is matched with a spring to install a limiting member, and one end of the limiting member is rotatably installed on the connecting protrusion On the upper side, the other end is pushed by a spring to normally abut against the inner wall of the hook body, and an additional limit space is defined inside the hook body by the limiting member.

Comparing the effect of the prior art: when the locking mechanism of this creation is buckled or opened in the unlocked state, because the linkage does not abut against the limiting protrusion of the buckle, when the buckle is pushed against by force It can be retracted and displaced so that when the locking mechanism is activated, it can be buckled on the buckling part of the hook body by pushing inward, and it can be detached from the buckling part of the hook body by pulling it out, reducing excess The steps of buckling or unbuckling improve the convenience and practicability of the safety pad hook lock.

After the safety hook lock is buckled, any one of the locking knobs of the buckle mechanism can push and displace the locking plate, and drive the linkage member to shift upward and abut against the limiting protrusion of the buckle member When the lock is formed, the locked state of the lock mechanism can be quickly reached, which helps to save the time of structure use and operation, and is a practical enhancer.

10: Hook the body

11: Pivot

12: Fastening part

121: buckle groove

13: Connecting convex part

14: Spring

15: limit piece

16: limit space

20: Locking mechanism

21: Shell

211: Combination Department

212: buckle part

2121: buckle convex

213: lock space

2131: Convex shaft

2132: limit axis

2133: convex column

2134: cylinder

214: Snap Space

2141: Limit bump

215: Connecting opening

216: locator

22: Locking plate

221: connecting recess

222: spring

223: Controlling Space

224: Convex Angle

23: Linkage

231: limit end

24: Lock knob

241: Gap

25: Password dial

251: positioning recess

26: Clip

261: Limit Long Hole

262: Spring

263: Top button

264: Limit convex

[Picture 1] is a three-dimensional view of this creation.

[Picture 2] is an exploded view of this creation.

[Picture 3] is an exploded view of the locking mechanism of this creation.

[Picture 4] is a sectional view of the composition and a schematic diagram of the locked state of this creation.

[Picture 5] is a combined cross-sectional view of this creation from another angle and a schematic diagram of the locked state.

[Picture 6] is a schematic diagram of the locking mechanism of this creation for unlocking.

[Picture 7] is a schematic diagram of the safety hook lock opening and pushing the buckle retracted in this creation.

[Picture 8] is a schematic diagram of the snap-back and reset of the safety hook lock of this creation after opening.

In order to enable your reviewer to have a further understanding and understanding of the purpose, features and effects of this creation, please cooperate with the following [Schematic Description] as detailed below:

First of all, please refer to Figures 1, 2 and 3, a safety hook lock comprising: a hook body 10 and a locking mechanism 20, the hook body 10 is generally in a C shape, and two A pivoting portion 11 and a buckling portion 12 are respectively formed at the ends. The end edge of the buckling portion 12 is formed in an arc shape, and the outer side of the buckling portion 12 is provided with a buckling groove 121, and the hook A connecting protrusion 13 is provided on the inner side of the main body 10 adjacent to the pivoting portion 11, and the connecting protrusion 13 is further equipped with a spring 14 to install a limiting member 15, and one end of the limiting member 15 is rotatably installed on the connecting protrusion 13 The other end is pushed by the spring 14 and normally abuts against the inner wall of the hook body 10, and then the limit member 15 is used to define an additional limit space 16 inside the hook body 10; the lock mechanism 20 One end is assembled on the pivotal portion 11, and the other end of the locking mechanism 20 is buckled on the buckling portion 12 from the outside to the inside. The locking mechanism 20 includes a housing 21 and is attached to the housing A locking plate 22 is installed inside the body 21, a linkage 23 driven by the locking plate 22, a plurality of locking knobs 24 that control the locking plate 22 to be locked or unlocked, and a plurality of cipher dials that drive the locking knob 24 to rotate 25 and a buckle 26, wherein one end of the housing 21 is recessed with a combination part 211, and the other end of the housing 21 is recessed with a buckle portion 212, the assembling portion 211 is assembled with the pivot portion 11 of the hook body 10, and a buckle convex portion 2121 is provided inside the buckle portion 212 The buckle is engaged with the buckle groove 121 of the buckle portion 12, and a locking space 213 and a buckling space 214 are formed inside the housing 21, and a connecting opening of the locking space 213 and the buckling space 214 is formed. 215. The upper and lower surfaces of the locking space 213 are provided with a plurality of corresponding convex shafts 2131 and a plurality of limiting shafts 2132, and a convex column 2133 is provided adjacent to the communicating opening 215, and the locking space 213 is provided with A plurality of pillars 2134, the pillars 2134 are connected to limit a plurality of positioning members 216, one end of the buckle space 214 extends into the buckle portion 212, and the buckle space 214 is provided with a limiting protrusion 2141 The end of the locking plate 22 facing the communicating opening 215 is provided with a connecting recess 221, and the connecting recess 221 is combined with the linking member 23. The linking member 23 has a limiting end 231 and protruding out of the connecting recess 221, And the locking plate 22 is matched with a spring 222 to be accommodated in the locking space 213, and the linkage member 23 is pivotally restricted to the boss 2133. The spring 222 abuts against the inner wall of the locking space 213, and the locking The plate 22 is provided with a plurality of detent spaces 223. The detent spaces 223 have a volume larger than the volume of the locking knob 24, and the locking knob 24 is provided for joint movement, and the detent spaces 223 are provided on one side There is a convex corner 224, and a notch 241 is provided on one side of the locking knob 24 corresponding to the convex corner 224. The password dial 25 is sequentially connected and stacked on the locking knob 24, and is driven by the rotation of the password dial 25 The lock knob 24 rotates, and the outer edge of the password dial 25 is provided with a plurality of positioning recesses 251 corresponding to the password position. The member 26 is movably accommodated in the buckle space 214. The buckle member 26 penetrates through the upper and lower surfaces with a limiting long hole 261, and passes through the limiting long hole 261 and the buckle space 214. The limiting protrusion 2141 is sleeved to limit the displacement range of the buckle 26, and one end of the buckle 26 is sleeved with a spring 262 and abuts against the inner wall of the buckle space 214, and the other end forms an arc shape A top buckle portion 263 is provided, and the buckle member 26 further faces the communicating opening 215 with a limiting convex portion 264.

For the composition of the structure, please refer to Figures 2, 3, 4, and 5. The housing 21 of the locking mechanism 20 is composed of two symmetrical upper and lower housings. The connecting recess of the locking plate 22 221 is first combined with the linkage 23, and the limiting end 231 of the linkage 23 is protruded outside the locking plate 22, and then one end is assembled with the spring 222 in the locking space 213 of the housing 21, wherein the The spring 222 faces the buckle portion 212 of the housing 21 and abuts against the inner wall of the locking space 213. At the same time, the linkage 23 is pivoted on the protrusion 2133, so that the linkage 23 takes the protrusion 2133 as The axis is eccentrically actuated, the locking knob 24 is independently pivoted on each of the convex shafts 2131 of the locking space 213, and is restricted to each of the locking spaces 223 of the locking plate 22. The code The turntable 25 is connected to each of the locking knobs 24 respectively, and the positioning recess 251 on the outer edge of the code turntable 25 is engaged with the positioning member 216, and the buckle member 26 is assembled in the buckle space 214 Inside, and the restricting long hole 261 is passed through the restricting protrusion 2141 to limit the displacement range of the buckle 26. The end of the buckle 26 with a spring 262 faces the combined portion 211 of the housing 21 , And the top buckle portion 263 faces the buckle portion 212 of the housing 21, and then the housing 21 is assembled together, and the locking knob 24 and the The code dial 25 restricts the positioning, and the positioning member 216 uses the column 2134 to pass through to set the position, thereby forming the lock mechanism 20, and finally the lock mechanism 20 is assembled on the hook with the combination part 211 The pivoting portion 11 of the main body 10 and the buckling portion 212 can be fastened to the buckling portion 12 of the hook body 10 from the outside to the inside, so as to complete the structure of the safety hook lock.

For the use state of its structure, please refer to Figures 4 and 5. When the locking mechanism 20 is snap-fitted with the hook body 10 and locked and fixed, the snap portion 212 of the locking mechanism 20 is connected to the The buckling part 12 of the hook body 10 is engaged, and the buckle convex part 2121 and the buckling groove 121 are fit and fixed, and then any one of the cipher dials 25 (or all cipher dials 25) is incorrectly The password is rotated and positioned to drive the notch 241 of any one of the locking knobs 24 (or all the locking knobs 24) to be staggered with the convex corners 224 of the locking space 223, so that the outer edge of the locking knob 24 abuts and pushes the locking knob 24 The convex corner 224 of the space 223 further compresses and displaces the locking plate 22 in the direction of the spring 222, and at the same time drives the linkage member 23 to deflect the limit end 231 upward and toward the communication opening 215, thereby abutting against the card The limiting protrusion 264 of the fastener 26, so that the fastener 26 cannot be retracted and displaced, and the top fastener portion 263 is continuously protruded into the fastener portion 212, and the fastener 26 is used to abut to limit the fastener The inner side of the engaging portion 12 prevents the engaging portion 12 of the hook body 10 from being separated from the engaging portion 212 to form a locked state.

When the lock mechanism 20 and the hook body 10 are unlocked, please observe from the figures 6, 7, and 8. Turn the password dial 25 to the correct password position to make the lock knob The notches 241 of the 24 all fit with the lobes 224 of the locking space 223, so that the locking plate 22 is released from the locking state of the locking knob 24, and the resilient force of the spring 222 is further used to move the locking plate 22 toward the combined part. Push in the 211 direction, and at the same time drive the linkage 23, so that the limiting end 231 is moved downward and away from the communicating opening 215, so that the limiting end 231 can escape from the limiting protrusion 264 of the buckle 26 , So that the buckle 26 can be retracted and displaced, whereby when the buckle mechanism 20 is pushed outward to open, the buckle portion 12 can push the buckle 26 inward by abutting against the top buckle 263. The buckle portion 12 is released from the restricted state, and then the buckle mechanism 20 is pushed out and opened. Conversely, when the locking mechanism 20 is to be buckled and fixed from the outside to the inside toward the buckling portion 12 of the hook body 10, the buckling portion 12 can also abut the top buckle portion 263 to push the buckle 26 The inner lock is embedded and positioned to achieve the buckle state of the safety hook lock.

Furthermore, when the locking mechanism 20 is used for hooking or hanging objects after being opened by the hook body 10, the limit member 15 can be turned and opened again to allow hanging objects, ropes and other objects to pass through. After the stopper 15 is released, it can spring back against the inner side of the hook body 10, and further the suspension Articles such as hanging objects, ropes and the like are restricted in the limiting space 16 to prevent the objects from sliding freely in the safety hanging, thereby increasing the stability of the structure.

With the structure of the above-mentioned specific embodiment, the following benefits can be obtained: when the locking mechanism 20 of the present invention is buckled or opened in the unlocked state, because the linkage member 23 does not abut against the limiting protrusion of the buckle member 26 264, which enables the buckle member 26 to be retracted and displaced when pushed by force. When the buckle mechanism 20 is actuated, it can be buckled on the buckling part of the hook body 10 by pushing it inward, and the other is outward By pulling it out, the buckling part of the hook body 10 can be detached, and unnecessary steps of buckling or opening are reduced, and the convenience and practicability of using the safety hook lock are improved.

After the safety hook lock is indeed buckled, any one of the locking knobs 24 of the buckle mechanism 20 can push and displace the locking plate 22, and drive the linkage 23 to shift upward and abut against the buckle 26 The limiting protrusion 264 is locked, and the locked state of the locking mechanism 20 can be quickly reached, which helps to save the time of structure use and operation, and is a practical increaser.

In summary, this creation has indeed achieved a breakthrough structural design, and has improved new content, while at the same time it can achieve industrial utilization and progress. Moreover, this creation has not been seen in any publications, and it is also novel. In accordance with the relevant provisions of the Patent Law, Yan filed a new patent application in accordance with the law, and I implore the Jun Bureau review committee to grant legal patent rights. I really pray.

Only the above is only one of the preferred embodiments of this creation, and should not be used to limit the scope of implementation of this creation; that is, all equal changes and modifications made in accordance with the scope of the patent application for this new model should still belong to this new model. Covered by the patent.

10: Hook the body

11: Pivot

12: Fastening part

121: buckle groove

13: Connecting convex part

14: Spring

15: limit piece

20: Locking mechanism

21: Shell

211: Combination Department

212: buckle part

2121: buckle convex

213: lock space

2132: limit axis

2134: cylinder

214: Snap Space

215: Connecting opening

216: locator

25: Password dial

26: Clip

261: Limit Long Hole

262: Spring

263: Top button

264: Limit convex

Claims (7)

A safety hook lock, comprising: a hook body and a locking mechanism, the hook body is generally in a C shape, and a pivot part and a buckling part are formed at both ends, and one end of the locking mechanism The locking mechanism is assembled on the pivotal portion, and the other end of the locking mechanism is buckled on the locking portion from the outside to the inside. The locking mechanism includes a housing, and a locking plate is installed inside the housing , A linkage member driven by the locking plate, a plurality of locking knobs that control the locking plate to be locked or unlocked, a plurality of cipher dials that drive the locking knob to rotate, and a buckle, wherein the inside of the housing is A locking space, a buckle space, and a connecting opening that leads to the locking space and the buckle space are formed. The locking plate is combined with the linkage and is accommodated in the locking space with a spring, and the spring abuts The inner wall of the locking space, and the locking plate is provided with a plurality of detenting spaces, the detenting spaces provide the locking knobs to engage and linkage, the cipher dials are sequentially connected and stacked on the locking knobs, through The cipher dial rotates to drive the locking knob, and controls the displacement of the locking plate in the locking space to form a locked or unlocked state. One end of the linkage member faces the communicating opening when the locking plate is locked, and vice versa. Then sink down and away from the communication opening, the buckle is movably accommodated in the buckle space, one end of the buckle is sleeved with a spring and abuts against the inner wall of the buckle space, and the other end forms a circle An arc-shaped top buckle part, the buckle member is further facing the communicating opening with a limiting convex part, according to which, when the locking plate is in an unlocked state, the buckle mechanism is turned from the outside to the inside toward the hook When the buckle part of the main body is buckled and fixed, the buckle part can push the buckle inward by abutting against the top buckle part to be embedded and positioned. On the contrary, when the buckle mechanism is pushed out, it is also through the buckle When the locking plate is in the locked state, one end of the linking member will face the communicating opening and then push the locking member inwardly by pressing against the top buckle portion. Abutting against the limiting convex part of the buckle member, the buckle member cannot be retracted and displaced, and then the buckle part of the hook body is embedded and fixed by the buckle member. The safety hook lock according to claim 1, wherein the end edge of the buckling portion of the hook body is formed in an arc shape, and a buckling groove is provided on the outer side of the buckling portion. The safety hook lock according to claim 2, wherein one end of the shell is recessed with a combination part, and the other end of the shell is recessed with a buckle part, and the combination part is connected to the hook body The pivot part is assembled, and a buckle convex part is arranged inside the buckle part and the buckle groove of the buckle part fits the buckle. The safety hook lock according to claim 1, wherein the housing is provided with a plurality of corresponding protruding shafts and a plurality of limiting shafts on the upper and lower surfaces of the locking space, and a protruding column is provided adjacent to the communicating opening , The convex shaft and the limit shaft system provide the locking knob and the pivotal restriction of the cipher dial, the convex column system provides the pivotal restriction of the linkage member, and the outer edge of the cipher dial is provided with a plurality of positioning recesses, and The locking space is further provided with a plurality of cylinders connecting and restricting a plurality of positioning elements, and the positioning elements are engaged with the positioning recesses on the outer edge of the cipher dial to restrict. The safety hook lock according to claim 3, wherein one end of the buckle space extends into the buckle portion, and a limit protrusion is provided in the buckle space, and the buckle piece penetrates the upper and lower surfaces A long limiting hole is set, and the limiting long hole is sleeved with the limiting protrusion of the buckle space to limit the displacement range of the buckle. The safety padlock according to claim 5, wherein the volume of the actuation space of the lock plate is larger than the volume of the lock knob, and one side of the actuation space is provided with a convex corner, and the lock knob is one The sides are provided with a notch corresponding to the convex corner, and the end of the locking plate facing the communicating opening is provided with a connecting recess. The connecting recess connects with the linking member, and the linking member has a limiting end and protrudes from the linking recess In addition, when the notch of the locking knob fits with the lobe of the detent space, the locking plate forms a relaxed state and is pushed by the spring to move toward the combined part, which further drives the limit end of the linkage member The deflection and sinking will cause the buckle to escape from the restriction of the linkage to form an unlocked state. On the contrary, when the notch of any locking knob is staggered from the convex corner of its moving space, the locking plate will be pushed by the locking knob to move toward the The spring direction displacement and compression further drives the limiting end of the linkage member to move up and abut against the limiting protrusion of the buckle, so that the buckle cannot be retracted and displaced to form a locked state. The safety hook lock according to claim 1, wherein the inner side of the hook body is provided with a connecting protrusion adjacent to the pivotal part, and the connecting protrusion is matched with a spring to install a limiting member, and one end of the limiting member It is rotatably installed on the connecting convex portion, and the other end is pushed by a spring to normally abut against the inner wall of the hook body, and an additional limit space is defined inside the hook body by the limiting member .

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