CN215409729U

CN215409729U - Safety hook lock

Info

Publication number: CN215409729U
Application number: CN202120779172.9U
Authority: CN
Inventors: 张金树
Original assignee: Vulcan Sports Co Ltd
Current assignee: Vulcan Sports Co Ltd
Priority date: 2021-04-16
Filing date: 2021-04-16
Publication date: 2022-01-04
Anticipated expiration: 2031-04-16

Abstract

The utility model provides a safe hook lock, which comprises: a collude body and a latched device, this latched device carries out the buckle or when opening under the unblock state, because this interlock piece does not support the spacing convex part that leans on this buckle spare, but the displacement of contracting when making this buckle spare atress push away to, when making this latched device actuate, only need to push inwards can buckle in the buckling parts of this colluding body, in addition toward pulling out can break away from the buckling parts of this colluding body, reduce unnecessary step of detaining or breaking out, promote this safe colluding and lock convenience and the practicality of using.

Description

Safety hook lock

Technical Field

The present invention relates to a hook structure, and more particularly, to a safety hook lock structure capable of being fastened and unfastened quickly and having safety.

Background

A hook structure in the prior art, such as the safety hook of Taiwan patent No. M354661, comprises a hook body, one side of which is provided with an opening, a lock body pivoting section is pivoted at a first end of the opening, and a lock body nesting section is nested at a second end of the opening to limit the opening and closing of the opening, more than one chamber is preset between third plate bodies clamped by the first and second plate bodies of the hook body for accommodating more than one tool piece, the first end of the tool piece is provided with a shaft hole, the shaft hole is nested in the lock bolt to allow the tool piece to be taken as a rotating axis to be freely movably arranged in or pulled out of the chamber, the lock body restricts the opening of a non-user by means of a digital rotating wheel, if the lock body is to be opened, the user can pull down the lock body nesting section towards the first end direction by dialing a force, and the user can pull the lock body nesting section down by dialing a digital rotating wheel to a correct number, so that the engaging section of the lock body is separated from the second end to open the opening for the user to engage the rope.

The known structure can be seen to have some disadvantages, mainly because: when the known safety hook is used for buckling or unbuckling a lock body, the lock body needs to be pulled down towards the first end to enable the sleeved end to be lower than the second end to push the lock body inwards to form an unbuckled state or pull the lock body outwards to form a buckled state, the use is inconvenient, the second end of the hook body and the sleeved end of the lock body form a convex part and a concave part in a sleeved buckling mode for buckling and fixing, during the buckling step, whether the sleeved end position of the lock body is aligned with the second end of the hook body needs to be noticed, if the position is careless, the lock body cannot be buckled and fixed really, the lock body is slipped to form the unbuckled state, the inconvenience and safety worry are caused in use, and the problem that how to improve the use defect of the known structure is solved by the creation is the technical problem.

SUMMERY OF THE UTILITY MODEL

The technical problem to be solved by the present creation is to provide a safe hook lock for solving the above disadvantages in the prior art.

The above-mentioned safe padlock, it includes: a hook body and a locking mechanism, the hook body is C-shaped, and two ends of the hook body are respectively formed with a pivot part and a buckling part, one end of the locking mechanism is assembled on the pivot part, and the other end of the locking mechanism is pulled and buckled on the buckling part from outside to inside, the locking mechanism comprises a shell, and a locking plate, a linkage part driven by the locking plate, a plurality of locking knobs for controlling the locking plate to form locking or unlocking, a plurality of password turntables for driving the locking knobs to rotate and a buckling part are arranged in the shell, wherein, a locking space, a buckling space and a communication opening for communicating the locking space and the buckling space are formed in the shell, the locking plate is combined with the linkage part and a spring which is accommodated in the locking space, the spring is against the inner wall of the locking space, and the locking plate is provided with a plurality of buckling spaces, the locking knob is provided with a locking space, the locking space is matched with the locking knob, the password rotary disc is sequentially connected and overlapped on the locking knob, the locking knob is driven by the rotation of the password rotary disc, the locking plate is controlled to move in the locking space to form a locking or unlocking state, one end of the linkage piece faces the communicating opening when the locking plate is locked, otherwise, the linkage piece sinks downwards to be away from the communicating opening when the locking plate is unlocked, the buckling piece can be movably contained in the buckling space, one end of the buckling piece is sleeved with a spring and abuts against the inner wall of the buckling space, the other end of the buckling piece forms an arc-shaped top buckling part, and the buckling piece is provided with a limiting convex part facing the communicating opening.

Preferably, the end edge of the fastening portion of the hook body forms an arc shape, and the outer side edge of the fastening portion is provided with a fastening groove.

Preferably, a combination portion is recessed in one end of the housing, a locking portion is recessed in the other end of the housing, the combination portion is assembled with the pivot portion of the hook body, and a locking protrusion is disposed in the locking portion to engage with the locking groove of the locking portion.

Preferably, the housing has a plurality of corresponding protruding shafts and a plurality of corresponding limiting shafts on the upper and lower surfaces of the locking space, and a protruding column is disposed adjacent to the communicating opening, the protruding shafts and the limiting shafts provide the locking knob and the password turntable for pivotal limitation, the protruding column provides the linkage member for pivotal limitation, the outer edge of the password turntable is provided with a plurality of positioning recesses, and the locking space is further provided with a plurality of columns for connecting and limiting a plurality of positioning members, and the positioning members are engaged with the positioning recesses of the outer edge of the password turntable for limitation.

Preferably, one end of the fastening space extends into the fastening portion, a limiting projection is disposed in the fastening space, and the fastening member penetrates through the upper and lower surfaces and is provided with a limiting slot hole, and the limiting slot hole is sleeved with the limiting projection of the fastening space to limit the displacement range of the fastening member.

Preferably, the locking space of the locking plate has a volume larger than the volume of the locking knob, and one side of the locking space is provided with a convex angle, one side of the locking knob is provided with a notch corresponding to the convex angle, and the end of the locking plate facing the communicating opening is provided with a connecting concave part combined with the linking member, the linking member has a position-limiting end and protrudes out of the connecting concave part, when the notch of the locking knob and the convex angle of the locking space are engaged, the locking plate is in a relaxed state and is pushed by the spring to move towards the combining part, so as to further drive the position-limiting end of the linking member to deflect and sink, so that the locking member is separated from the linking member to form an unlocked state, otherwise, when the notch of any locking knob and the convex angle of the locking space are staggered, the locking plate is pushed by the locking knob to move towards the spring to compress, the limit end of the linkage piece is further driven to move upwards and abut against the limit convex part of the buckle piece, so that the buckle piece cannot move inwards to form a locking state.

Preferably, a connecting protrusion is disposed on the inner side of the hook body adjacent to the pivot portion, the connecting protrusion is further provided with a spring to mount a limiting member, one end of the limiting member is rotatably mounted on the connecting protrusion, the other end of the limiting member is normally abutted against the inner wall of the hook body by the spring, and a limiting space is additionally defined inside the hook body by the limiting member.

Efficacy against the prior art: this latched device of creation carries out the buckle or when opening under the unblock state, because this interlock piece does not support the spacing convex part that leans on this buckle spare, but the displacement of contracting when making this buckle spare atress push away to, when making this latched device actuate, only need to promote inwards can buckle in the buckling parts of this collude the body, in addition toward pulling out can break away from the buckling parts of this colluding the body, reduce unnecessary step of detaining or breaking out, promote this safe colluding the convenience and the practicality that the lock was used.

After the safety hook lock is actually buckled, any locking knob of the locking mechanism can push and displace the locking plate and drive the linkage piece to upwards deviate and lean against the limiting convex part of the buckling piece to form locking, so that the locking state of the locking mechanism can be quickly reached, the time of using and operating the structure is saved, and the practicability is improved.

Drawings

Fig. 1 is a perspective view of the present creation.

Fig. 2 is an exploded view of the present authoring.

Fig. 3 is an exploded view of the latching mechanism of the present invention.

FIG. 4 is a combined cross-sectional view and a schematic diagram of a locked state according to the present invention.

FIG. 5 is a combined cross-sectional view and a locked state diagram of another embodiment of the present invention.

Fig. 6 is a schematic view illustrating the unlocking of the latch mechanism of the present invention.

Fig. 7 is a schematic view of the safety hook lock release buckle of the present invention pushing against the buckle piece to retract inward.

Fig. 8 is a schematic view of the buckle rebounding and resetting after the safety hook lock is opened.

In the figure:

10, a hook body; 11, a pivoting part; 12, a buckling part; 121, buckling grooves; 13, connecting convex part; 14, a spring; 15, a limiting part; 16, a limiting space; 20, a locking mechanism; 21, a shell; 211, a combining part; 212, a fastening part; 2121, a buckle convex part; 213, locking the space; 2131 a convex shaft; 2132 a limit shaft; 2133 convex column; 2134 a column; 214, a fastening space; 2141, a limit bump; 215 communicating the opening; 216, a positioning member; 22, a locking plate; 221, a connecting concave part; 222, a spring; 223, a braking space; 224, a convex corner; 23, a linkage piece; 231, a limiting end; 24, locking knob; 241 is a gap; 25, a password turntable; 251, a positioning concave part; 26, a fastener; 261, limiting long holes; 262 a spring; 263, a top buckle part; 264, a limit convex part.

Detailed Description

The present invention is further described with reference to the following drawings and specific examples so that those skilled in the art can better understand the present invention and can practice the present invention, but the examples are not intended to limit the present invention.

First, referring to fig. 1, fig. 2 and fig. 3, a safety hook lock includes: a hook body 10 and a locking mechanism 20, the hook body 10 is substantially in a C shape, and two ends of the hook body respectively form a pivot portion 11 and a buckling portion 12, the end edge of the buckling portion 12 forms an arc shape, and the outer side edge of the buckling portion 12 is provided with a buckling groove 121, and the inner side of the hook body 10 is provided with a connecting convex portion 13 adjacent to the pivot portion 11, the connecting convex portion 13 is further provided with a spring 14 to install a limiting member 15, one end of the limiting member 15 is rotatably installed on the connecting convex portion 13, and the other end is normally abutted against the inner wall of the hook body 10 through the pushing of the spring 14, so as to additionally define a limiting space 16 inside the hook body 10 by using the limiting member 15; one end of the locking mechanism 20 is assembled to the pivot portion 11, and the other end of the locking mechanism 20 is pulled inwards to be locked to the locking portion 12, the locking mechanism 20 includes a housing 21, and a locking plate 22, a linkage member 23 driven by the locking plate 22, a plurality of locking knobs 24 for controlling the locking or unlocking of the locking plate 22, a plurality of code dials 25 for driving the locking knobs 24 to rotate, and a locking member 26 are installed inside the housing 21, wherein a combining portion 211 is recessed at one end of the housing 21, a locking portion 212 is recessed at the other end of the housing 21, the combining portion 211 is assembled to the pivot portion 11 of the hook body 10, a locking protrusion 2121 is disposed inside the locking portion 212 to engage with the locking groove 121 of the locking portion 12, a locking space 213 and a locking space 214 are formed inside the housing 21, and the locking space 213 is conducted, A communication opening 215 of the locking space 214, a plurality of protruding shafts 2131 and a plurality of limiting shafts 2132 are correspondingly disposed on the upper and lower surfaces of the locking space 213, a protruding column 2133 is disposed adjacent to the communication opening 215, a plurality of columns 2134 are disposed in the locking space 213, the columns 2134 are connected to and limit a plurality of positioning members 216, one end of the locking space 214 extends into the locking portion 212, a limiting protrusion 2141 is disposed in the locking space 214, a connecting recess 221 is disposed on the end of the locking plate 22 facing the communication opening 215, the connecting recess 221 is combined with the linking member 23, the linking member 23 has a limiting end 231 and protrudes out of the connecting recess 221, the locking plate 22 is disposed in the locking space 213 with a spring 222, the linking member 23 is pivotally limited on the protruding column 2133, the spring 222 abuts against the inner wall of the locking space 213, and the locking plate 22 is disposed with a plurality of locking spaces 223, the volume of the detent space 223 is larger than the volume of the locking knob 24, the locking knob 24 is engaged and linked, one side of the detent space 223 is provided with a convex corner 224, one side of the locking knob 24 is provided with a notch 241 corresponding to the convex corner 224, the code rotary disc 25 is sequentially connected and overlapped on the locking knob 24, the locking knob 24 is driven to rotate by the rotation of the code rotary disc 25, the outer edge of the code rotary disc 25 is provided with a plurality of positioning concave parts 251 corresponding to the code positions, the positioning part 216 is engaged and limited with the positioning concave parts 251 on the outer edge of the code rotary disc 25, the buckling part 26 is displaceably accommodated in the buckling space 214, the buckling part 26 penetrates through the upper surface and the lower surface and is provided with a limiting long hole 261 which is sleeved with a limiting convex block 2141 of the buckling space 214 through the limiting long hole 261 to limit the displacement range of the buckling part 26, one end of the locking element 26 is sleeved with a spring 262 and abuts against the inner wall of the locking space 214, the other end forms an arc-shaped locking portion 263, and the locking element 26 is further provided with a limit protrusion 264 facing the communication opening 215.

Referring to fig. 2, 3, 4 and 5, the housing 21 of the locking mechanism 20 is composed of two symmetrical upper and lower shells, the connecting concave 221 of the locking plate 22 is first combined with the linking member 23, and the position-limiting end 231 of the linking member 23 is protruded outside the locking plate 22, and then one end of the linking member is assembled in the locking space 213 of the housing 21 by the spring 222, wherein the spring 222 faces the locking portion 212 of the housing 21 and abuts against the inner wall of the locking space 213, and at the same time, the linking member 23 is pivoted on the convex cylinder 2133, so that the linking member 23 swings with the convex cylinder 2133 as the axis, the locking knobs 24 are respectively pivoted on the convex shafts 2131 of the locking space 213 independently and limited in the locking spaces 223 of the locking plate 22, the password turntables 25 are respectively combined with the locking knobs 24, and the positioning concave 251 on the outer edge of the password turntables 25 is engaged with the positioning member 216, the locking member 26 is assembled in the locking space 214, the limiting long hole 261 is sleeved on the limiting protrusion 2141 to limit the displacement range of the locking member 26, the end of the locking member 26 having the spring 262 faces the assembling portion 211 of the housing 21, the top locking end 263 faces the locking portion 212 of the housing 21, the housing 21 is assembled in an involution manner, the locking knob 24 and the code dial 25 are limited and positioned by the protruding shaft 2131 and the limiting shaft 2132, the positioning member 216 is positioned by the cylinder 2134, thereby forming the locking mechanism 20, and finally the locking mechanism 20 is assembled on the buckling portion 11 of the hook body 10 by the assembling portion 211, and the locking portion 212 is fastened and fixed to the buckling portion 12 of the hook body 10 from outside to inside, thereby completing the structural assembly of the safety hook lock.

When the locking mechanism 20 is locked with the hook body 10 and locked, as shown in fig. 4 and 5, the locking portion 212 of the locking mechanism 20 abuts against the locking portion 12 of the hook body 10, and the locking protrusion 2121 and the locking groove 121 are engaged and fixed, and then any one of the combination turntables 25 (or all of the combination turntables 25) is rotated and positioned with an incorrect combination to drive the notch 241 of any one of the locking knobs 24 (or all of the locking knobs 24) to be staggered with the convex 224 of the detent space 223, so that the outer edge of the locking knob 24 abuts against and pushes the convex 224 of the detent space 223, further the locking plate 22 is compressed and displaced toward the spring 222, and simultaneously the linkage 23 is driven to cause the position-limiting end 231 to be upwardly displaced and toward the communication opening 215, and further abut against the position-limiting protrusion 264 of the locking member 26, so that the locking element 26 can not move inward and continuously protrude the top locking portion 263 into the locking portion 212, and the locking element 26 is abutted against and limits the inner side of the locking portion 12, so that the locking portion 12 of the hook body 10 cannot be separated from the locking portion 212 to form a locked state.

When the locking mechanism 20 is unlocked from the hook body 10, please see fig. 6, fig. 7, and fig. 8, the code rotating disc 25 is rotated to the correct code position, so that the notches 241 of the locking knob 24 are engaged with the convex corners 224 of the locking space 223, the locking plate 22 is released from the locking state of the locking knob 24, and the locking plate 22 is pushed toward the combining portion 211 by the resilience of the spring 222, at the same time, the linkage member 23 is driven to make the position-limiting end 231 move downward and away from the communication opening 215, so that the position-limiting end 231 is separated from the position-limiting protrusion 264 abutting against the fastening member 26, so that the locking member 26 is displaced inwardly, whereby, when the locking mechanism 20 is pushed outwardly to open, the buckling portion 12 abuts against the top buckling portion 263 to push the locking member 26 to retract, so that the buckling portion 12 is released from the restricted state, and the locking mechanism 20 is pushed out to be opened. On the contrary, when the locking mechanism 20 is to be locked and fixed from the outside to the inside toward the locking portion 12 of the hook body 10, the locking portion 12 is also abutted against the top locking portion 263 to push the locking member 26 to be locked and embedded and positioned, thereby achieving the locking state of the safety hook lock.

Furthermore, when the latch mechanism 20 is used for hooking or hanging articles after being opened by the hook body 10, the limiting member 15 can be rotated to open for the articles such as hanging articles and ropes to pass through the sheath, and the limiting member 15 can be rebounded to abut against the inner side of the hook body 10 after being loosened, so that the articles such as hanging articles and ropes are further limited in the limiting space 16, thereby avoiding the articles from sliding freely in the sliding safety hook and increasing the stability of structural use.

With the structure of the above embodiment, the following benefits can be obtained: when this latched device 20 of creation carries out the buckle or opens under the unblock state, because this interlock piece 23 does not support and lean on spacing convex part 264 of this buckle spare 26, but the displacement that contracts inwards when making this buckle spare 26 atress push away to, when making this latched device 20 actuate, only need to push inwards can buckle in this buckling parts that links up with body 10, in addition toward pulling out can break away from this buckling parts that links up with body 10, reduce unnecessary step of detaining or breaking out, promote this safe buckling and locking convenience and practicality of using.

After the safety hook lock is actually locked, since any one of the locking knobs 24 of the locking mechanism 20 can push and displace the locking plate 22 and drive the linking member 23 to upwardly shift and abut against the limiting convex portion 264 of the locking member 26 to form locking, the locking state of the locking mechanism 20 can be quickly achieved, thereby saving the time of the structure using operation and improving the practicability.

The above-mentioned embodiments are merely preferred embodiments for fully illustrating the present invention, and the scope of the present invention is not limited thereto. The equivalent substitution or change made by the technical personnel in the technical field on the basis of the utility model is all within the protection scope of the utility model. The protection scope of the utility model is subject to the claims.

Claims

1. A safety padlock lock, characterized in that it comprises: a hook body and a locking mechanism, the hook body is in the shape of "C", and a pivot part and a buckle part are respectively formed at both ends , one end of the locking mechanism is assembled on the pivoting portion, and the other end of the locking mechanism is pulled from the outside to the inside to be buckled on the locking portion, the locking mechanism has a casing, and is located in the A locking plate, a linkage driven by the locking plate, several locking knobs that control the locking plate to be locked or unlocked, several password dials that drive the locking knobs to rotate, and a buckle are installed inside the housing. wherein, a locking space, a snap space, and a communication opening that conducts the locking space and the snap space are formed inside the housing, and the locking plate is combined with the linkage and is accommodated in a spring with a spring. In the locking space, the spring is pressed against the inner wall of the locking space, and the locking plate is provided with a plurality of detent spaces, the detent spaces provide the locking knob to engage and interlock, and the code dials are connected and stacked in sequence. On the locking knob, the locking knob is driven by the rotation of the password dial, and the internal displacement of the locking plate in the locking space is controlled to form a locked or unlocked state, and one end of the link is on the locking plate. When it is locked, it faces the communication opening, and when it is unlocked, it sinks away from the communication opening. The buckle is displaceably accommodated in the buckle space. One end of the buckle is covered with a spring and abuts against the card. The other end of the inner wall of the buckle space forms an arc-shaped top buckle portion, and the buckle member is also provided with a limiting convex portion facing the communication opening. Accordingly, when the locking plate is in an unlocked state, the locking When the buckle mechanism is buckled and fixed toward the buckle portion of the hook body from the outside to the inside, the buckle portion can push the buckle member to retract inward and be embedded and positioned by pressing against the top buckle portion, and vice versa. When it is pushed out, the latching part can also be pushed inwardly by the latching part abutting against the top latching part, and then the latching mechanism can be pushed out and opened. One end of the moving piece faces the communication opening and abuts against the limiting convex portion of the latching piece, so that the latching piece cannot be retracted and displaced, and then the latching portion of the hook body is engaged with the latching piece fixed.

2 . The safety padlock lock as claimed in claim 1 , wherein the end edge of the engaging portion of the hook body is formed in an arc shape, and an outer edge of the engaging portion is provided with a engaging groove. 3 .

3. The safety padlock lock as claimed in claim 2, wherein one end of the housing is recessed with a combination portion, and the other end of the housing is recessed with a snap portion, the combination portion It is assembled with the pivot part of the hook body, and the inside of the clasp part is provided with a clasp convex part which fits with the clasp groove of the clasp part.

4 . The safety padlock lock of claim 1 , wherein the upper and lower surfaces of the housing are provided with corresponding protruding shafts and limiting shafts on the upper and lower surfaces of the locking space, and are adjacent to the communication opening. 5 . A convex column is provided, the convex shaft and the limit shaft provide the pivoting restriction of the locking knob and the password dial, the convex column provides the pivoting restriction of the linkage, and the outer edge of the password dial is provided with a number positioning recess. , and the locking space is also provided with a number of cylinders to connect and limit a number of positioning pieces, the positioning pieces and the positioning recesses on the outer edge of the cipher turntable are locked and restricted.

5 . The safety padlock lock as claimed in claim 1 , 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 The upper and lower surfaces of the piece are provided with a limiting long hole, and the limiting long hole is sleeved with the limiting convex block of the buckling space to limit the displacement range of the buckling piece.

6 . The safety padlock lock of claim 5 , wherein the volume of the locking plate is larger than the volume of the locking knob, and one side of the locking space is provided with a protruding angle, so 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 communication opening is provided with a connecting concave portion, the connecting concave portion is combined with the linking piece, and the linking piece has a limit end and Protruding out of the connecting recess, when the notch of the locking knob fits with the convex angle of the locking space, the locking plate is in a relaxed state and is pushed by the spring to move toward the assembly portion, further driving the connecting The limit end of the moving piece deviates and sinks, so that the latching piece is released from the restriction of the linking piece to form an unlocked state. On the contrary, when the notch of any locking knob is staggered from the convex angle of the locking space, the locking plate will be affected. The locking knob is pushed to be displaced and compressed in the direction of the spring, and further drives the limit end of the linkage to move up and abut against the limit protrusion of the buckle, so that the buckle cannot be retracted and displaced to form a lock. state.

7 . The safety padlock lock as claimed in claim 1 , wherein a connecting convex portion is provided on the inner side of the hook body adjacent to the pivoting portion, and the connecting convex portion is further matched with a spring to install a position-limiting member. 8 . One end of the limiting member is rotatably mounted on the connecting convex portion, and the other end is pushed against the inner wall of the hook body normally by means of a spring, and the limiting member is used to additionally define an inner wall of the hook body. limited space.