CN106013994B - Self-locking latch hook - Google Patents
Self-locking latch hook Download PDFInfo
- Publication number
- CN106013994B CN106013994B CN201610540718.9A CN201610540718A CN106013994B CN 106013994 B CN106013994 B CN 106013994B CN 201610540718 A CN201610540718 A CN 201610540718A CN 106013994 B CN106013994 B CN 106013994B
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- CN
- China
- Prior art keywords
- locking
- clamping block
- hole
- self
- locking structure
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B63/00—Locks or fastenings with special structural characteristics
- E05B63/02—Locks or fastenings with special structural characteristics without springs
Abstract
The invention discloses a self-locking latch hook, which comprises a left locking piece and a right locking piece which are mutually matched, wherein one end of the left locking piece is provided with a slot, and the lower end of the slot is provided with a back-off mechanism; the right locking piece comprises a right shell and a lock core mechanism arranged in the right shell, wherein the lock core mechanism comprises a locking structure, an inserting block arranged at one end of the locking structure and a lock core rod arranged at the other end of the locking structure, a containing groove and a containing through hole are formed in the locking structure, a fixing block is arranged in the containing groove, a clamping block is arranged in the containing through hole, the lower end of the clamping block stretches out of the containing through hole, an upper vacancy is reserved at the upper end of the left side of the clamping block, and a lower vacancy is reserved at the lower end of the right side of the clamping block; the back-off mechanism is inserted into the right shell and clamps the clamping block on the back-off mechanism. Through the cooperation design of the back-off mechanism with the clamping hooks and the locking structure with the clamping blocks, the self-locking function of the locking hooks is realized by pushing, the use is convenient and quick, the practicability is strong, and the safety is high.
Description
Technical Field
The invention relates to a lock hook, in particular to a self-locking lock hook.
Background
The latch hook is required for various equipment devices in various industries, various furniture appliances in daily life and the like, and the safety and the use convenience of the latch hook are mainly considered. However, in order to improve the safety of the latch hook, the conventional latch hook has a very complex structure, and the latch hook needs to be locked by other structures, which brings great inconvenience to use.
Therefore, it is important to develop a latch hook structure with high safety and capable of realizing a self-locking function.
Disclosure of Invention
The invention aims to provide the self-locking lock hook, which realizes the self-locking function of the lock hook by means of the matching design of the back-off mechanism with the clamping hook and the locking structure with the clamping block when the back-off mechanism with the clamping hook is pushed, and is convenient and quick to use, high in practicability and high in safety.
The technical scheme adopted by the invention for achieving the purpose is as follows:
the self-locking latch hook is characterized by comprising a left locking piece and a right locking piece which are mutually matched, wherein one end of the left locking piece is provided with a slot, and the lower end of the slot is provided with an inverted buckle mechanism; the right lock piece comprises a right shell and a lock core mechanism arranged in the right shell, wherein the lock core mechanism comprises a locking structure, an inserting block arranged at one end of the locking structure and a lock core rod arranged at the other end of the locking structure, a containing groove and a containing through hole are formed in the locking structure, a fixing block is arranged in the containing groove, a clamping block is arranged in the containing through hole, the lower end of the clamping block extends out of the containing through hole, an upper vacancy is reserved at the upper end of the left side of the clamping block, and a lower vacancy is reserved at the lower end of the right side of the clamping block; the back-off mechanism is inserted into the right shell and clamps the clamping block on the back-off mechanism.
As a further improvement of the invention, a first jack is arranged on the clamping block, a second jack is respectively arranged on the two side edges of the locking structure and outside the accommodating through hole, the second jack is mutually communicated with the accommodating through hole, and a plug post is respectively inserted between the first jack and the second jack to movably connect the clamping block on the locking structure.
As a further improvement of the invention, the back-off mechanism is provided with a clamping hook, and the end part of the back-off mechanism is provided with an inclined plane.
As a further improvement of the invention, the clamping hook is a strip-shaped groove body, and the strip-shaped groove body is provided with a vertical side and an inclined side.
As a further improvement of the invention, the left side of the clamping block is provided with an upper inclined surface and a lower inclined surface, the right side is provided with a vertical surface, and the part of the lower end of the clamping block extending out of the accommodating through hole forms a clamping part which is clamped in the strip-shaped groove body.
As a further improvement of the invention, the accommodating groove and the fixing block are square.
As a further improvement of the invention, a lock cylinder rod shell is arranged outside the lock cylinder rod, and a plurality of inner lock holes are arranged outside the lock cylinder rod shell.
As a further improvement of the invention, the right shell is provided with a first outer lock hole and a second outer lock hole, the first outer lock hole is matched with the inner lock hole, and the second outer lock hole is used for inserting the inserting column.
As a further improvement of the invention, the invention also comprises a hanging ring arranged on the right locking piece.
The beneficial effects of the invention are as follows: through the matching design of the back-off mechanism with the clamping hook and the locking structure with the clamping block, the self-locking function of the locking hook is realized by pushing, the use is convenient and quick, and the practicability is strong; through the cooperation design of the inclined plane of back-off mechanism tip and the lower inclined plane of fixture block, when the inclined plane applys effort to the inclined plane down, combine the cooperation design of vacancy and vacancy down, make the fixture block swing in the holding through-hole in locking structure, realize the self-locking function of back-off mechanism and the mutual block of locking structure, simultaneously because the fixed block is solid the effect to the top of fixture block, even if pull back-off mechanism in the opposite direction also can't realize the self-unlocking of latch hook, make the locking more firm, the security is high.
The foregoing is a summary of the invention and is further defined by the following detailed description of the invention when read in conjunction with the accompanying drawings.
Drawings
FIG. 1 is a schematic view of the whole structure of a self-locking shackle of the present invention;
FIG. 2 is an exploded view of the self-locking shackle of the present invention;
FIG. 3 is a schematic view of a locking structure according to the present invention;
FIG. 4 is a side view of the lock cylinder mechanism of the present invention;
FIG. 5 is a bottom view of the lock cylinder mechanism of the present invention;
FIG. 6 is a schematic view of the left lock of the present invention;
fig. 7 is a schematic structural diagram of the latch according to the present invention.
Detailed Description
In order to further describe the technical means and effects adopted by the present invention for achieving the intended purpose, the following detailed description of the specific embodiments of the present invention is given with reference to the accompanying drawings and preferred embodiments.
Referring to fig. 1 to 7, an embodiment of the present invention provides a self-locking latch hook, which includes a left locking member 1 and a right locking member 2 that are disposed in a matching manner, wherein one end of the left locking member 1 is provided with a slot 11, and a back-off mechanism 12 is disposed at the lower end of the slot 11; the right locking member 2 comprises a right shell 3 and a lock cylinder mechanism 4 arranged in the right shell 3, the lock cylinder mechanism 4 comprises a locking structure 41, an inserting block 42 arranged at one end of the locking structure 41 and a lock rod 43 arranged at the other end of the locking structure 41, a containing groove 411 and a containing through hole 412 are formed in the locking structure 41, a fixed block 44 is arranged in the containing groove 411, preferably, the containing groove 411 and the fixed block 44 are square, a clamping block 45 is arranged in the containing through hole 412, the lower end of the clamping block 45 extends out of the containing through hole 412, an upper empty space 413 is reserved at the upper end of the left side of the clamping block 45, a lower empty space 414 is reserved at the lower end of the right side of the clamping block 45, the upper empty space 413 and the lower empty space 414 are arranged so that the upper end of the clamping block 45 obliquely enters the upper empty space 413 in a left direction, and the lower end obliquely enters the lower empty space 414 in a right direction; the back-off mechanism 12 is inserted into the right housing 3, and the clamping block 45 is clamped on the back-off mechanism 12.
In this embodiment, a first jack 451 is formed on the clamping block 45, a second jack 415 is formed on each side of the locking structure 41 and outside the accommodating through hole 412, the second jack 415 is communicated with the accommodating through hole 412, and a plug 46 is inserted between the first jack 451 and the second jack 415, so as to movably connect the clamping block 45 to the locking structure 41.
Meanwhile, as shown in fig. 6, a hook 121 is provided on the back-off mechanism 12, and an inclined surface 122 is provided at the end of the back-off mechanism 12. Meanwhile, the hook 121 is a strip-shaped groove 121', and the strip-shaped groove 121' has a vertical edge 1211 and an inclined edge 1212. As shown in fig. 7, the left side of the clamping block 45 has an upper inclined surface 452 and a lower inclined surface 453, the right side has a vertical surface 454, and a portion of the lower end of the clamping block 45 extending out of the accommodating through hole 412 forms an engaging portion 455, and the engaging portion 455 is engaged in the bar-shaped slot 121'. In this embodiment, the lower inclined surface 453 of the clamping block 45 and the vertical surface 454 form the engagement portion 455, and when the engagement portion 455 enters the bar-shaped groove 121', the lower inclined surface 453 of the clamping block 45 contacts the inclined side 1212 of the bar-shaped groove 121', and the vertical surface 454 of the clamping block 45 contacts the vertical side 1211 of the bar-shaped groove 121 '.
In this embodiment, as shown in fig. 2, a lock cylinder housing 47 is disposed outside the lock cylinder 43, and a plurality of inner lock holes 471 are disposed outside the lock cylinder housing 47. The right housing 3 is provided with a first outer lock hole 31 and a second outer lock hole 32, the first outer lock hole 31 is matched with the inner lock hole 471, and the second outer lock hole 32 is used for inserting the plug 46.
The self-locking latch hook of the embodiment further comprises a hanging ring 5 arranged on the right lock piece 2, so that the self-locking latch hook is convenient to carry.
The working principle of the invention is as follows: inserting the back-off mechanism 12 at the end part of the left lock piece 1 into the right shell 3 of the right lock piece 2, enabling the inclined surface 122 at the end part of the back-off mechanism 12 to contact the lower inclined surface 453 of the clamping block 45, applying rightward acting force to the lower inclined surface 453 to enable the upper end of the clamping block 45 to move upwards to the empty space 413, and enabling the lower end to move downwards to the empty space 414 until the clamping part 455 at the lower end of the clamping block 45 is clamped in the strip-shaped groove body 121' of the back-off mechanism 12; at the same time, the insert block 42 in the right lock member 2 is inserted into the slot 11 at one end of the left lock member 1, so as to realize the self-locking function of the lock hook. When unlocking is needed, after a key is inserted, the left lock piece 1 is pulled to the left, the lock cylinder mechanism 4 in the right lock piece 2 moves along with the left lock piece 1 to the left under the action of the back-off mechanism 12, and after the back-off mechanism 12 is separated from the right shell 3, the back-off mechanism 12 is rotated to one side, so that the clamping part 455 of the clamping block 45 is separated from the clamping hook 121 of the back-off mechanism 12, and unlocking of the locking hook is realized.
The key point of the invention is that the self-locking function of the lock hook is realized by the matching design of the back-off mechanism with the hook and the locking structure with the fixture block when the back-off mechanism with the hook is pushed, the use is convenient and quick, and the practicability is strong; through the cooperation design of the inclined plane of back-off mechanism tip and the lower inclined plane of fixture block, when the inclined plane applys effort to the inclined plane down, combine the cooperation design of vacancy and vacancy down, make the fixture block swing in the holding through-hole in locking structure, realize the self-locking function of back-off mechanism and the mutual block of locking structure, simultaneously because the fixed block is solid the effect to the top of fixture block, even if pull back-off mechanism in the opposite direction also can't realize the self-unlocking of latch hook, make the locking more firm, the security is high.
The foregoing is merely a preferred embodiment of the present invention, and the technical scope of the present invention is not limited to the above embodiments, so that other structures using the same or similar technical features as those of the above embodiments of the present invention are all within the scope of the present invention.
Claims (7)
1. The self-locking latch hook is characterized by comprising a left locking piece and a right locking piece which are mutually matched, wherein one end of the left locking piece is provided with a slot, and the lower end of the slot is provided with an inverted buckle mechanism; the right lock piece comprises a right shell and a lock core mechanism arranged in the right shell, wherein the lock core mechanism comprises a locking structure, an inserting block arranged at one end of the locking structure and a lock core rod arranged at the other end of the locking structure, a containing groove and a containing through hole are formed in the locking structure, a fixing block is arranged in the containing groove, a clamping block is arranged in the containing through hole, the lower end of the clamping block extends out of the containing through hole, an upper vacancy is reserved at the upper end of the left side of the clamping block, and a lower vacancy is reserved at the lower end of the right side of the clamping block; the back-off mechanism is inserted into the right shell, and the clamping block is clamped on the back-off mechanism; the clamping block is provided with a first jack, second jacks are respectively arranged on two side edges of the locking structure and outside the accommodating through holes, the second jacks are mutually communicated with the accommodating through holes, and a plug post is respectively inserted between the first jack and the second jacks to movably connect the clamping block to the locking structure; the accommodating groove and the fixed block are square.
2. The self-locking shackle as defined by claim 1 wherein a catch is provided on the back-off mechanism and an inclined surface is provided on an end of the back-off mechanism.
3. The self-locking shackle as defined by claim 2 wherein said hook is a bar-shaped slot having a vertical side and an inclined side.
4. The self-locking shackle as defined by claim 2 wherein the left side of the clip has an upper inclined surface and a lower inclined surface, the right side has a vertical surface, and the portion of the lower end of the clip extending out of the receiving through hole forms a locking portion, and the locking portion is locked in the bar-shaped slot.
5. The self-locking shackle as defined by claim 1 wherein a lock cylinder rod housing is disposed outside said lock cylinder rod, said lock cylinder rod housing being provided with a plurality of internal locking holes.
6. The self-locking shackle of claim 5, wherein the right housing is provided with a first outer locking hole and a second outer locking hole, the first outer locking hole being disposed in mating relationship with the inner locking hole, the second outer locking hole being configured for insertion of the post.
7. The self-locking shackle of claim 1, further comprising a lifting eye disposed on the right locking member.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610540718.9A CN106013994B (en) | 2016-07-12 | 2016-07-12 | Self-locking latch hook |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610540718.9A CN106013994B (en) | 2016-07-12 | 2016-07-12 | Self-locking latch hook |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106013994A CN106013994A (en) | 2016-10-12 |
| CN106013994B true CN106013994B (en) | 2023-07-18 |
Family
ID=57108521
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610540718.9A Active CN106013994B (en) | 2016-07-12 | 2016-07-12 | Self-locking latch hook |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106013994B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106985121B (en) * | 2017-04-30 | 2023-03-10 | 桂林电子科技大学 | Crushing type nail auxiliary device capable of being used repeatedly and working method thereof |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19639235A1 (en) * | 1996-09-24 | 1998-03-26 | Bremicker Soehne Kg A | Lock with anti-theft device |
| DE102013114054A1 (en) * | 2013-12-13 | 2015-06-18 | Sheng Yung Lock Industrial Co., Ltd. | Non-simultaneous opening lock with a separable latch |
| CN205259740U (en) * | 2015-12-30 | 2016-05-25 | 安徽瑞莱安防科技有限公司 | Commodity theftproof padlock |
| CN105735779A (en) * | 2016-03-02 | 2016-07-06 | 金泰祥精密五金（昆山）有限公司 | Chain lock |
| CN205894913U (en) * | 2016-07-12 | 2017-01-18 | 潘传华 | Novel self -locking latch hook |
-
2016
- 2016-07-12 CN CN201610540718.9A patent/CN106013994B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19639235A1 (en) * | 1996-09-24 | 1998-03-26 | Bremicker Soehne Kg A | Lock with anti-theft device |
| DE102013114054A1 (en) * | 2013-12-13 | 2015-06-18 | Sheng Yung Lock Industrial Co., Ltd. | Non-simultaneous opening lock with a separable latch |
| CN205259740U (en) * | 2015-12-30 | 2016-05-25 | 安徽瑞莱安防科技有限公司 | Commodity theftproof padlock |
| CN105735779A (en) * | 2016-03-02 | 2016-07-06 | 金泰祥精密五金（昆山）有限公司 | Chain lock |
| CN205894913U (en) * | 2016-07-12 | 2017-01-18 | 潘传华 | Novel self -locking latch hook |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106013994A (en) | 2016-10-12 |
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