CN107152196A - A kind of hook lock - Google Patents
A kind of hook lock Download PDFInfo
- Publication number
- CN107152196A CN107152196A CN201710450333.8A CN201710450333A CN107152196A CN 107152196 A CN107152196 A CN 107152196A CN 201710450333 A CN201710450333 A CN 201710450333A CN 107152196 A CN107152196 A CN 107152196A
- Authority
- CN
- China
- Prior art keywords
- latch hook
- lock
- lock part
- hook
- tight
- Prior art date
- 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.)
- Granted
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Classifications
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B15/00—Other details of locks; Parts for engagement by bolts of fastening devices
- E05B15/10—Bolts of locks or night latches
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B15/00—Other details of locks; Parts for engagement by bolts of fastening devices
- E05B15/0013—Followers; Bearings therefor
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B9/00—Lock casings or latch-mechanism casings ; Fastening locks or fasteners or parts thereof to the wing
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Control Of Vending Devices And Auxiliary Devices For Vending Devices (AREA)
Abstract
The invention discloses a kind of hook lock, latch hook includes tight lock part and installation portion, the installation groove being recessed backward is provided with the front end face of installation portion, outside the extended lock housing of tight lock part, installation portion is rotatably connected in lock housing, installs the relieving mechanism being provided with the first retaining mechanism being provided with groove for locking tight lock part, lock housing for discharging the first retaining mechanism, when sealed, the first retaining mechanism locking tight lock part makes the sealed locking plate being arranged in doorframe of tight lock part；During unlocking, discharging the first retaining mechanism by relieving mechanism makes tight lock part release to the sealed of locking plate；When its advantage is sealed, the first retaining mechanism locking tight lock part makes the sealed locking plate being arranged in doorframe of tight lock part；During unlocking, discharging the first retaining mechanism by relieving mechanism makes tight lock part release to the sealed of locking plate；When so being acted on by external force, tight lock part can not be open, it is necessary to could be opened using key, tight lock part can be avoided to be rushed open under external force so that the present invention is sealed secure and reliable.
Description
Technical field
The present invention relates to a kind of door lock, more particularly, to a kind of hook lock.
Background technology
Common hook lock generally comprises lock housing, the hook bolt being arranged in lock housing and for driving hook bolt to move on the market at present
Hook bolt transmission mechanism, the hook lock of this structure, when sealed, its hook bolt is under external force easily in retraction lock housing, it is impossible to begin
Eventually on the sealed locking plate installed in doorframe, therefore using the door of this hook lock, easily rushed open once hitting, its poor safety performance.
The content of the invention
The technical problems to be solved by the invention are to provide a kind of sealed reliable and safe hook lock, using this structure
Hook lock, it is necessary to could be opened using key.
The present invention solve the technical scheme that is used of above-mentioned technical problem for：A kind of hook lock, including lock housing and it is arranged on institute
The latch hook in lock housing stated, described latch hook includes tight lock part and installation portion, sets oriented on the front end face of described installation portion
Outside the installation groove being recessed afterwards, the extended described lock housing of described tight lock part, described installation portion is rotatably connected on described
In lock housing, it is provided with described installation groove in the first retaining mechanism for locking described tight lock part, described lock housing
The relieving mechanism for discharging the first described retaining mechanism is provided with, when sealed, described the first retaining mechanism locking is described
Tight lock part make the sealed locking plate being arranged in doorframe of described tight lock part；During unlocking, institute is discharged by described relieving mechanism
The first retaining mechanism stated makes described tight lock part release to the sealed of described locking plate.
Described lock housing includes cover plate, bottom plate and shell holder, described cover plate by described shell holder with it is described
Bottom plate be fixedly connected, described cover plate, described bottom plate and described shell holder surrounds the installation cavity of a side opening,
Described installation portion is rotatably connected in described installation cavity, the extended described installation cavity of described tight lock part, and described the
One retaining mechanism includes latch hook self-locking block and the latch hook lock pillar being arranged between described cover plate and described bottom plate, described
Install and a spacing block set is provided with groove, described spacing block set surrounds the first guide groove with described installation groove, described
Latch hook self-locking block be arranged in the first described guide groove, the head of described latch hook self-locking block is leaned on described installation groove
Stage clip is provided between the side inner walls of nearly described tight lock part, described installs on side of the groove away from described tight lock part
Opening is provided with, when described stage clip is in free extended configuration, the afterbody of described latch hook self-locking block stretches out described open
Mouthful, when sealed, described latch hook self-locking block is located at the top of described latch hook lock pillar, and under the afterbody of described latch hook self-locking block
End face is connected on described latch hook lock pillar.
The setting of first retaining mechanism, with simple in construction, the good advantage of safety and reliability.When sealed, latch hook self-locking
The lower surface of the afterbody of block props up latch hook lock pillar, therefore, tight lock part can not be pushed into installation cavity under external force, it is necessary to logical
Key opening is crossed, makes of the invention reliable and safety.
Described relieving mechanism includes releasing piece, driving piece and lock core, and the head of described latch hook self-locking block sets oriented
The release arm of described tight lock part extension, the lower surface of described release arm is the first emission surface, the top of described releasing piece
Face is the second emission surface matched with the first described emission surface, and the bottom surface of described releasing piece is the 3rd emission surface, described
Lock core on be provided with the lock core drive block of outwardly convex, the outboard end of described the 3rd emission surface and described lock core drive block
Face matches, and the first pilot hole and the second pilot hole are provided with described releasing piece, and the second described pilot hole is arranged on institute
The lower section for the first pilot hole stated, the first described pilot hole and the second described pilot hole are in long waist type, described driving
The first circular hole and the second circular hole are provided with piece, the second described circular hole is arranged on the lower section of the first described circular hole, described
Releasing piece, described driving piece sequentially pass through the first described pilot hole, the first described circular hole by the first connecting pole and installed
In described installation groove, described releasing piece by the second described connecting pole sequentially pass through the second described pilot hole,
The second described circular hole is arranged on described driving piece, and the lower end sidepiece of described driving piece is provided with and the drive of described lock core
The limited impression that motion block matches.
The combination of releasing piece, driving piece and lock core, constitutes a relieving mechanism simple in construction, easy to use, passes through
The key actuated relieving mechanism, latch hook self-locking block is accommodated in installation groove, latch hook self-locking block is disengaged with latch hook lock pillar, tool
Play the role of to discharge latch hook；First pilot hole and the second pilot hole are in long waist type, are conducive to releasing piece under external force, edge
First connecting pole and the second connecting pole linear reciprocating motion.When sealed, key, the end face outside of lock core drive block are rotated counterclockwise
Prop up the 3rd emission surface driving releasing piece to move downward along the first connecting pole, the second connecting pole, while lock core drive block progressively blocks
Enter limited impression, lock core drive block drives driving piece to make installation portion drive tight lock part to rotate down, and the second emission surface props up first
Emission surface makes release arm movement compress stage clip, and the afterbody of latch hook self-locking block is accommodated in installation groove until the sealed lock of tight lock part
The lower surface of piece, latch hook self-locking block reset and the afterbody of latch hook self-locking block props up latch hook lock pillar；During unlocking, key is rotated clockwise
Spoon, lock core drive block progressively leaves limited impression, and the end face outside of lock core drive block props up the 3rd emission surface, now releasing piece edge
First connecting pole, the second connecting pole are gradually moved up, and the second emission surface props up the first emission surface driving release arm and compresses pressure
Spring, makes the afterbody of latch hook self-locking block be accommodated in installation groove, latch hook self-locking block is bypassed after latch hook lock pillar, and latch hook self-locking block is gradually
Reset, at the same time, tight lock part is accommodated in lock housing.
It is provided between described cover plate and described bottom plate for described tight lock part to be folded in described installation cavity
The second interior retaining mechanism, the second described retaining mechanism includes stay, and the bottom of described stay passes through central shaft axle
It is connected on described bottom plate, the top of described stay is provided with arc notch, when described tight lock part is folded described
When in installation cavity, described arc notch is located at the lower section of the second described connecting pole and is connected to the second described connecting pole
On downside.When tight lock part is folded in installation cavity, arc notch is located at the lower section of the second connecting pole and is connected to the second company
Connect on the downside of post, now, the second emission surface props up the first emission surface, prevent tight lock part from stretching out peace under self gravitation effect
It behave affectedly, it is ensured that be accommodated in all the time in installation cavity under tight lock part unlocking condition, it is ensured that tight lock part and door are not damaged.
The support arm of oriented described shell holder extension is set on described stay, described support arm with it is described
Stay connection is Y-shaped.When sealed, the second connecting pole is stuck in the junction of support arm and stay, and support arm serves auxiliary
Help the effect of support.
Described installation portion is provided with latch hook protection handle, described latch hook protection handle close to the side of described shell holder
Head be fixedly connected with described tight lock part, the medial surface of described latch hook protection handle is with described installation groove away from described
The side of tight lock part surround and be provided with latch hook lead on the second guide groove of a side opening, described bottom plate, it is described
Latch hook lead be arranged on the lower section of described latch hook lock pillar, when sealed, described latch hook lead, described latch hook lock pillar
The second described guide groove is exited successively；During unlocking, described latch hook lock pillar, described latch hook lead sequentially enter described
Second guide groove.Second guide groove is rotated with installation portion in installation cavity along latch hook lock pillar, latch hook lead, serves guiding
Effect, while the inner surface of latch hook protection handle has Auxiliary support effect to latch hook lock pillar and latch hook lead, prevents latch hook from locking
Post, latch hook lead are shifted or deformed because by the extruding of latch hook self-locking block.
Described latch hook protection handle includes the first latch hook protection department and the second latch hook protection department, described the first latch hook protection
The head in portion is fixedly connected with described tight lock part, and the afterbody of the first described latch hook protection department is provided with connecting shaft, described
The head shaft of second latch hook protection department is connected in described connecting shaft, on the medial surface of the afterbody of described the first latch hook protection department
The stopper slot caved inward is provided with, the head of the second described latch hook protection department is provided with what is matched with described stopper slot
A protection handle lead is provided with block tongue, described bottom plate, described protection handle lead is arranged on described latch hook and is oriented to
The lower section of post, the center of described latch hook lead is more than described protection handle lead to the distance of described shell holder
Distance of the center to described shell holder.
Latch hook protection handle is arranged to folding first latch hook protection department and the second latch hook protection department, it is ensured that latch hook is protected
Handle may be mounted in the hook lock of installation cavity narrow space, and play guiding and prevent latch hook lock pillar, latch hook lead because being locked
The extruding of hook self-locking block and the effect for shifting or deforming；During unlocking, the first latch hook protection department and the second latch hook protection department are passed through successively
Latch hook lock pillar, latch hook lead and protection handle lead are crossed, when by protection handle lead, the second latch hook protection department is protected
The squeezing action of handle lead is bent around connecting shaft, is so conducive to latch hook to protect handle to be integrally accommodated in lock housing；Due to first
It is provided with the tail inner side face of latch hook protection department on stopper slot, the second latch hook protection department and is provided with the card matched with stopper slot
Tongue, is connected on the first latch hook protection department when being so conducive to the second latch hook protection department to reset.
Described relieving mechanism also includes driving piece cushion block, and the side of described driving piece cushion block is provided with what is caved inward
It is provided with the locating dowel of outwardly convex on locating groove, the front end face of described driving piece cushion block, described driving piece cushion block
Lower end is provided with spacing preiection, and described driving piece cushion block is fixedly installed on the rear end face of described driving piece, and described determines
Position neck blocks the rear end of the second described connecting pole, and described locating dowel insertion is arranged on the positioning hole on described driving piece
Interior, described spacing preiection, which is caught in, to be arranged in the spacing neck of the bottom of described driving piece.Piece cushion block pad is driven in driving
On the rear end face of piece, be conducive to driving piece smoothly to move, prevent from losing because hanging during driving piece stress, increase driving piece
Intensity.
It is intervally distributed with the front end face of described shell holder after multiple first connection inserting columns, described shell holder
Be intervally distributed with end face be provided with multiple second connection inserting columns, described cover plate it is multiple with the first described connection inserting column phase
Multiple second jacks corresponding with described second connection inserting column are provided with the first jack of correspondence, described bottom plate, it is described
Described the first jack of the first connection inserting column insertion and with the first described jack tight fit, the second described connection inserting column inserts
Enter the second described jack and with the second described jack tight fit, described cover plate is fixed on described by threaded fastener
On bottom plate.
Described lock housing also includes the first clamp, the second clamp and panel, and described cover plate is away from described shell holder
Side on longitudinally spaced be provided with multiple first grabs, described side of the bottom plate away from described shell holder between longitudinal direction
Every being provided with multiple second grabs, the first described grab is corresponded with the second described grab, described the first grab with
The second described hook structure is identical, and described the first grab is by the connecting portion and limiting section raised straight up that laterally set
Surround, be respectively arranged with the first described clamp two row it is corresponding with the first described grab, the second described grab
Two row are respectively arranged with one hole clipping, the second described clamp corresponding with the first described grab, the second described grab
Second hole clipping, the first described clamp inserts the first described hole clipping by the first described grab, the second described grab pacifies
On described cover plate and described bottom plate, the second described clamp passes through the first described grab, the second described grab
The second described hole clipping of insertion is arranged on described cover plate and on described bottom plate, described panel compresses the second described card
Plate, inserted sheet is provided between described the second clamp and described panel.
Cover plate inserts the first jack, the second connection inserting column by the first connection inserting column in shell holder and inserts the second jack
It is fixedly connected with bottom plate, and cover plate is fixed by threaded fastener with bottom plate, the first clamp is inserted by the first grab, the second grab
Enter the first hole clipping and slide downward clamping is arranged on cover plate and on bottom plate, the second clamp is inserted by the first grab, the second grab
Simultaneously slide downward clamping is arranged on cover plate to second hole clipping and on bottom plate, panel is pressed on the second clamp, can so ensure this
Hook lock is detachable, and the lock housing fixed compared to traditional direct riveting, the present invention is removable to repair when its inner body breaks down
Inspection, can be continuing with after changing impaired part, improve its practical performance, extend the life-span of hook lock；The upper end of second clamp
Inserted sheet is provided between portion and the upper end of panel, underthrust is provided between the bottom of the second clamp and the bottom of panel
Piece, upper inserted sheet and lower inserted sheet play a part of making up gap, increase the stability of this hook lock.
It is provided with flange on described central shaft, torsion spring is provided between described flange and described stay, it is described
Stay on be provided with bayonet socket, one end of described torsion spring is abutted against with described bayonet socket, the other end of described torsion spring with
The first described clamp is abutted against.
The lower end of described driving piece is provided with the first arcuate flanks, described driving piece at the first described clamp
Cushion block lower end is provided with the second arcuate flanks, described the first arcuate flanks and described second at the first described clamp
Arcuate flanks are mutually aligned to form arc guide surface, are provided between described arc guide surface and the first described clamp anti-error
Operational guidance post, when described driving piece is moved back and forth with described driving piece cushion block, described arc guide surface is along described
Anti-misoperation lead is moved back and forth.
Compared with prior art, the advantage of the invention is that：It is provided with the installation groove of the latch hook of the present invention for locking
The relieving mechanism for discharging the first retaining mechanism, when sealed, first are provided with first retaining mechanism of tight tight lock part, lock housing
Retaining mechanism locking tight lock part makes the sealed locking plate being arranged in doorframe of tight lock part；During unlocking, first is discharged by relieving mechanism
Retaining mechanism makes tight lock part release to the sealed of locking plate；So when being acted on by external force, tight lock part can not be open, it is necessary to adopt
It could be opened with key actuated relieving mechanism, tight lock part can be avoided to be rushed open under external force so that the sealed peace of the present invention
It is complete and reliable.
Brief description of the drawings
Fig. 1 is structural representation of the invention；
The structure decomposition figure of hook lock when Fig. 2 is sufficiently large for the installation cavity space of the present invention；
The structure decomposition figure of latch hook when Fig. 3 is sufficiently large for the installation cavity space of the present invention；
Structural representation when Fig. 4 is sufficiently large for the installation cavity space of the present invention under latch hook locked state；
Structural representation when Fig. 5 is sufficiently large for the installation cavity space of the present invention under latch hook unlocking condition；
Fig. 6 is the front view of the stay for being provided with support arm of the present invention；
The structure decomposition figure of hook lock when Fig. 7 is limited for the installation cavity space of the present invention；
The structure decomposition figure of latch hook when Fig. 8 is limited for the installation cavity space of the present invention；
Structural representation when Fig. 9 is limited for the installation cavity space of the present invention under latch hook locked state；
Structural representation when Figure 10 is limited for the installation cavity space of the present invention under latch hook unlocking condition；
Figure 11 is the enlarged drawing at A in Figure 10；
Figure 12 is the front view of the stay of the present invention.
Embodiment
The present invention is described in further detail below in conjunction with accompanying drawing embodiment.
Embodiment one：As shown in Fig. 1-Fig. 5, Fig. 7-Figure 10, the present embodiment proposes a kind of hook lock, including lock housing 1 and sets
Put the latch hook 2 in lock housing 1, latch hook 2 includes being provided with tight lock part 21 and installation portion 22, the front end face of installation portion 22 recessed backward
Outside sunken installation groove 221, the extended lock housing 1 of tight lock part 21, installation portion 22 is rotatably connected in lock housing 1, is installed in groove 221
It is provided with the release being provided with the first retaining mechanism for locking tight lock part 21, lock housing 1 for discharging the first retaining mechanism
Mechanism, when sealed, the first retaining mechanism locking tight lock part 21 makes the sealed locking plate being arranged in doorframe of tight lock part 21 (not show in figure
Show)；During unlocking, discharging the first retaining mechanism by relieving mechanism makes tight lock part 21 release the lock to locking plate (not shown)
Close；So when being acted on by external force, tight lock part 21 can not be open, it is necessary to could be opened using key actuated relieving mechanism,
Tight lock part 21 can be avoided to be rushed open under external force so that the present invention is sealed secure and reliable.
In this particular embodiment, lock housing 1 includes cover plate 11, bottom plate 12 and shell holder 13, and cover plate 11 passes through housing branch
Frame 13 is fixedly connected with bottom plate 12, and cover plate 11, bottom plate 12 and shell holder 13 surround the installation cavity 14 of a side opening, peace
Dress portion 22 is rotatably connected in installation cavity 14, the extended installation cavity 14 of tight lock part 21, and the first retaining mechanism includes latch hook self-locking block
31 and the latch hook lock pillar 32 that is arranged between cover plate 11 and bottom plate 12, install in groove 221 and be provided with a spacing block set 33, limit
Position projection 33 surrounds the first guide groove 34 with installing groove 221, and latch hook self-locking block 31 is arranged in the first guide groove 34, and latch hook is certainly
The head of closing piece 31 and installation groove 221 are provided with stage clip 35 between the side inner walls of tight lock part 21, install groove 221 remote
Opening is provided with side from tight lock part 21, when stage clip 35 is in free extended configuration, the afterbody of latch hook self-locking block 31 is stretched
Go out opening, when sealed, latch hook self-locking block 31 is located at the top of latch hook lock pillar 32, and the afterbody lower surface of latch hook self-locking block 31 is abutted
On latch hook lock pillar 32.
In this particular embodiment, the setting of the first retaining mechanism, with simple in construction, good excellent of safety and reliability
Point.When sealed, the lower surface of the afterbody of latch hook self-locking block 31 props up latch hook lock pillar 32, therefore, will can not lock under external force
In the tight push-in of portion 21 installation cavity 14, it is necessary to opened by key, make of the invention reliable and safety.
In this particular embodiment, relieving mechanism includes releasing piece 41, driving piece 42 and lock core 43, latch hook self-locking block 31
Head the release arm 311 that oriented tight lock part 21 extends is set, the lower surface of release arm 311 is the first emission surface 312, releasing piece
41 top end face is the second emission surface 411 matched with the first emission surface 312, and the bottom surface of releasing piece 41 is the 3rd emission surface
412, the lock core drive block 431 of outwardly convex, the outside of the 3rd emission surface 412 and lock core drive block 431 are provided with lock core 43
End face matches, and the first pilot hole 413 and the second pilot hole 414 are provided with releasing piece 41, and the second pilot hole 414 is arranged on
The lower section of first pilot hole 413, the first pilot hole 413 and the second pilot hole 414 are in be provided with long waist type, driving piece 42
First circular hole 421 and the second circular hole 422, the second circular hole 422 are arranged on the lower section of the first circular hole 421, releasing piece 41, driving piece
42 sequentially pass through the first pilot hole 413, the first circular hole 421 by the first connecting pole 44 is arranged in installation groove 221, release
Piece 41 sequentially passes through the second pilot hole 414, the second circular hole 422 by the second connecting pole 45 and is arranged on driving piece 42, drives piece
42 lower end sidepiece is provided with the limited impression 423 matched with lock core drive block 431.
In this particular embodiment, releasing piece 41, driving piece 42 and lock core 43 combination, constitute one it is simple in construction,
Relieving mechanism easy to use, by the key actuated relieving mechanism, latch hook self-locking block 31 is accommodated in installation groove 221,
Latch hook self-locking block 31 is set to be disengaged with latch hook lock pillar 32, the effect with release latch hook 2；First pilot hole 413 and the second pilot hole
414 be in long waist type, is conducive to releasing piece 41 under external force, along the first connecting pole 44 and the reciprocating linear of the second connecting pole 45
Motion.When sealed, key is rotated counterclockwise, the end face outside of lock core drive block 431 props up the 3rd emission surface 412 driving releasing piece
41 move downward along the first connecting pole 44, the second connecting pole 45, while lock core drive block 431 is progressively caught in limited impression 423, lock
Core drive block 431 drives driving piece 42 to make installation portion 22 drive tight lock part 21 to rotate down, and the second emission surface 411 props up first and released
Putting face 312 makes the movement of release arm 311 compress stage clip 35, and the afterbody of latch hook self-locking block 31 is accommodated in installation groove 221 until lock
The sealed locking plate (not shown) in tight portion 21, latch hook self-locking block 31 resets and the lower surface of the afterbody of latch hook self-locking block 31 props up lock
Hook lock post 32；During unlocking, key is rotated clockwise, lock core drive block 431 progressively leaves limited impression 423, lock core drive block
431 end face outside props up the 3rd emission surface 412, now releasing piece 41 along the first connecting pole 44, the second connecting pole 45 gradually to
Upper movement, and the second emission surface 411 props up the first emission surface 312 driving compression stage clip 35 of release arm 311, makes latch hook self-locking block
31 afterbody is accommodated in installation groove 221, and latch hook self-locking block 31 is bypassed after latch hook lock pillar 32, and latch hook self-locking block 31 is gradually multiple
Position, at the same time, tight lock part 21 is accommodated in lock housing 1.
In this particular embodiment, as shown in Fig. 6 and Figure 12, being provided between cover plate 11 and bottom plate 12 is used for tight lock part
21 fold the second retaining mechanism in installation cavity 14, and the second retaining mechanism includes stay 51, and the bottom of stay 51 passes through
The axle of central shaft 52 is connected on bottom plate 12, and the top of stay 51 is provided with arc notch 511, when tight lock part 21 is folded in installation cavity
When in 14, arc notch 511 is located at the lower section of the second connecting pole 45 and is connected on the downside of the second connecting pole 45.Work as locking
When portion 21 is folded in installation cavity 14, arc notch 511 is located at the lower section of the second connecting pole 45 and is connected to the second connecting pole 45
Downside on, now, the second emission surface 411 props up the first emission surface 312, prevents tight lock part 21 under self gravitation effect
Stretch out installation cavity 14, it is ensured that be accommodated in all the time in installation cavity 14 under the unlocking condition of tight lock part 21, it is ensured that tight lock part 21 and door are not
It is damaged.
Embodiment two：The present embodiment proposes a kind of hook lock, is carried out in the structure of its hook lock proposed in embodiment one
Improve, the support arm 53 for setting oriented shell holder 13 to extend on stay 51, support arm 53 is connected with stay 51 in " Y "
Type.When sealed, the second connecting pole 45 is stuck in the junction of support arm 53 and stay 51, and support arm 53 serves Auxiliary support
Effect.
In this particular embodiment, installation portion 22 is provided with latch hook protection handle 6 close to the side of shell holder 13, and latch hook is prevented
The head of shield handle 6 is fixedly connected with tight lock part 21, and the medial surface of latch hook protection handle 6 is with installing groove 221 away from tight lock part 21
Side is surrounded and is provided with latch hook lead 7 on the second guide groove 61 of a side opening, bottom plate 12, and latch hook lead 7 is set
In the lower section of latch hook lock pillar 32, when sealed, latch hook lead 7, latch hook lock pillar 32 exit the second guide groove 61 successively；During unlocking,
Latch hook lock pillar 32, latch hook lead 7 sequentially enter the second guide groove 61.Second guide groove 61 is with installation portion 22 in installation cavity 14
It is interior to be rotated along latch hook lock pillar 32, latch hook lead 7, the effect of guiding is served, while the inner surface of latch hook protection handle 6 is to lock
Hook lock post 32 and latch hook lead 7 are acted on Auxiliary support, prevent latch hook lock pillar 32, latch hook lead 7 because by latch hook self-locking
The extruding of block 31 and shift or deform.
Embodiment three：As shown in figure 11, the present embodiment proposes a kind of hook lock, the knot of its hook lock proposed in embodiment one
Improved on structure, installation portion 22 is provided with latch hook protection handle 6 close to the side of shell holder 13, latch hook protects the interior of handle 6
The side of remote tight lock part 21 of the side with installing groove 221 surrounds the second guide groove 61 of a side opening, latch hook protection
Handle 6 includes the first latch hook protection department 62 and the second latch hook protection department 63, and head and the tight lock part 21 of the first latch hook protection department 62 are consolidated
Fixed connection, the afterbody of the first latch hook protection department 62 is provided with connecting shaft 621, and the head shaft of the second latch hook protection department 63 is connected on connection
On axle 621, the stopper slot 622 caved inward is provided with the medial surface of the afterbody of the first latch hook protection department 62, the second latch hook is prevented
The head in shield portion 63, which is provided with the block tongue 631 matched with stopper slot 622, bottom plate 12, is provided with latch hook lead 7 and protection
Handle lead 8, latch hook lead 7 is arranged on the lower section of latch hook lock pillar 32, and protection handle lead 8 is arranged on latch hook lead 7
Lower section, the distance at the center of latch hook lead 7 to shell holder 13 is more than the center of protection handle lead 8 to shell holder 13
Distance；When sealed, latch hook lead 7, latch hook lock pillar 32 exit the second guide groove 61 successively, and block tongue 631 is caught in stopper slot 622,
Second latch hook protection department 63 is connected on the first latch hook protection department 62；During unlocking, latch hook lock pillar 32, latch hook lead 7 enter successively
Enter the second guide groove 61, the second latch hook protection department 63 is bent by the squeezing action of protection handle lead 8 around connecting shaft 621, is received
Close in installation cavity 14.
In this particular embodiment, the second guide groove 61 is interior along latch hook lock pillar 32, latch hook in installation cavity 14 with installation portion 22
Lead 7 is rotated, and serves the effect of guiding, while the inner surface of latch hook protection handle 6 is to latch hook lock pillar 32 and latch hook lead 7
With Auxiliary support effect, prevent latch hook lock pillar 32, latch hook lead 7 because being shifted or being become by the extruding of latch hook self-locking block 31
Shape；Latch hook protection handle 6 is arranged to folding first latch hook protection department 62 and the second latch hook protection department 63, it is ensured that latch hook is protected
Handle 6 may be mounted in the hook lock of the narrow space of installation cavity 14, and play guiding and prevent latch hook lock pillar 32, latch hook lead 7
Because of the acting on for shifting or deform by the extruding of latch hook self-locking block 31；During unlocking, the first latch hook protection department 62 and the second latch hook are anti-
Shield portion 63 sequentially passes through latch hook lock pillar 32, latch hook lead 7 and protection handle lead 8, when by protection handle lead 8, the
Two latch hook protection departments 63 are bent by the squeezing action of protection handle lead 8 around connecting shaft 621, are so conducive to latch hook to protect handle 6
Entirety is accommodated in lock housing 1；Due to being provided with stopper slot 622, the second latch hook on the tail inner side face of the first latch hook protection department 62
The block tongue 631 matched with stopper slot 622 is provided with protection department 63, is blocked when being so conducive to the second latch hook protection department 63 to reset
It is connected on the first latch hook protection department 62.
Example IV：The present embodiment proposes a kind of hook lock, the knot of its hook lock proposed in embodiment two or embodiment three
Improved on structure, relieving mechanism also includes driving piece cushion block 46, the side of driving piece cushion block 46 is provided with what is caved inward
It is provided with locating groove 461, the front end face of driving piece cushion block 46 under the locating dowel 462 of outwardly convex, driving piece cushion block 46
End is provided with spacing preiection 463, and driving piece cushion block 46 is fixedly installed on the rear end face of driving piece 42, and locating groove 461 is blocked
The rear end of second connecting pole 45, locating dowel 462 is inserted in the positioning hole 424 being arranged on driving piece 42, and spacing preiection 463 blocks
In the spacing neck 425 for the bottom for entering to be arranged on driving piece 42.Driving piece cushion block 46 is padded on the rear end face of driving piece 42, favorably
It is smoothly mobile in driving piece 42, prevent from losing because hanging during driving 42 stress of piece, the intensity of increase driving piece 42.
In this particular embodiment, multiple first connection inserting columns 131, shell are intervally distributed with the front end face of shell holder 13
It is intervally distributed with multiple second connection inserting columns 132, cover plate 11 to be provided with the rear end face of body support frame 13 and multiple is connected with first
Multiple second jacks corresponding with the second connection inserting column 132 are provided with corresponding first jack 111 of inserting column 131, bottom plate 12
121, the first connection inserting column 131 insert the first jack 111 and with the tight fit of the first jack 111, the second connection inserting column 45 insertion the
Two jacks 121 and with the tight fit of the second jack 121, cover plate 11 is fixed on bottom plate 12 by threaded fastener.
In this particular embodiment, lock housing 1 also includes the first clamp 15, the second clamp 16 and panel 17, and cover plate 11 is remote
It is longitudinally spaced on the side of shell holder 13 to be provided with multiple first grabs 112, side of the bottom plate 12 away from shell holder 13
Longitudinally spaced to be provided with multiple second grabs 122, the first grab 112 is corresponded with the second grab 122, the first grab 112 with
The structure of second grab 122 is identical, the first grab 112 limiting section raised by the connecting portion 112a that laterally sets and straight up
112b is surrounded, and two row, first hole clipping corresponding with the first grab 112, the second grab 122 is respectively arranged with the first clamp 15
151, two row, second hole clipping 161 corresponding with the first grab 112, the second grab 122 is respectively arranged with the second clamp 16,
One clamp 15 is inserted the first hole clipping 151 and is arranged on cover plate 11 and bottom plate 12 by the first grab 112, the second grab 122, the
Two clamps 16 are inserted the second hole clipping 161 and are arranged on cover plate 11 and bottom plate 12 by the first grab 112, the second grab 122, face
Plate 17 compresses the second clamp 16, and inserted sheet 181 and lower inserted sheet 182 are provided between the second clamp 16 and panel 17.
In this particular embodiment, cover plate 11 inserts the first jack by the first connection inserting column 131 in shell holder 13
111st, the second connection inserting column 132 is inserted the second jack 121 and is fixedly connected with bottom plate 12, and cover plate 11 passes through threaded fastener and bottom
Plate 12 is fixed, and the first clamp 15 is pacified by the first grab 112, the first hole clipping of the second grab 122 insertion 151 and slide downward clamping
On cover plate 11 and bottom plate 12, the second clamp 16 by the first grab 112, the second grab 122 insert the second hole clipping 161 and to
Lower slider clamping is arranged on cover plate 11 and on bottom plate 12, panel 17 is pressed on the second clamp 16, can so ensure this hook lock
Detachably, the lock housing 1 fixed compared to traditional direct riveting, the present invention is removable to repair inspection when its inner body breaks down, more
Changing after impaired part to be continuing with, and improve its practical performance, extend the life-span of hook lock；The upper end of second clamp 16 with
Inserted sheet 181 is provided between the upper end of panel 17, is set between the bottom of the second clamp 16 and the bottom of panel 17
There is lower inserted sheet 182, upper inserted sheet 181 and lower inserted sheet 182 play a part of making up gap, increase the stability of this hook lock.
In this particular embodiment, flange 521 is provided with central shaft 52, is provided between flange 521 and stay 51
Bayonet socket 512 is provided with torsion spring 54, stay 51, one end and the bayonet socket 512 of torsion spring 54 are abutted against, the other end of torsion spring 54 and
One clamp 15 is abutted against.
In this particular embodiment, the lower end of driving piece 42 is provided with the first arcuate flanks 426 at the first clamp 15,
The bottom of driving piece cushion block 46 is provided with the second arcuate flanks 464, the first arcuate flanks 426 and second at the first clamp 15
Arcuate flanks 464 are mutually aligned to form arc guide surface, and being provided with anti-misoperation between arc guide surface and the first clamp 15 leads
To post 9, when driving piece 42 is moved back and forth with driving piece cushion block 46, arc guide surface is moved back and forth along anti-misoperation lead 9.
Operation principle：When sealed, key is rotated counterclockwise, the end face outside of lock core drive block 431 props up the 3rd emission surface
412 driving releasing pieces 41 are moved downward along the first connecting pole 44, the second connecting pole 45, while lock core drive block 431 is progressively caught in
Limited impression 423, lock core drive block 431 drives driving piece 42 to make installation portion 22 drive tight lock part 21 to rotate down, the second release
Face 411, which props up the first emission surface 312, makes the movement of release arm 311 compress stage clip 35, and the afterbody of latch hook self-locking block 31 is accommodated in installation
Latch hook lock pillar 32 is bypassed in groove 221 until the sealed locking plate (not shown) of tight lock part 21, latch hook self-locking block 31 resets and locked
The lower surface of the afterbody of hook self-locking block 31 props up latch hook lock pillar 32；During unlocking, rotate clockwise key, lock core drive block 431 by
Step leaves limited impression 423, and the end face outside of lock core drive block 431 props up the 3rd emission surface 412, now releasing piece 41 along first
Connecting pole 44, the second connecting pole 45 are gradually moved up, and the second emission surface 411 props up the first emission surface 312 driving release arm
311 compress stage clip 35, the afterbody of latch hook self-locking block 31 is accommodated in installation groove 221, latch hook self-locking block 31 bypasses latch hook lock
After post 32, latch hook self-locking block 31 is gradually resetted, at the same time, and tight lock part 21 is accommodated in lock housing 1, the arc notch of stay 51
511 are located at the lower section of the second connecting pole 45 and are connected on the downside of the second connecting pole 45.
Claims (10)
1. a kind of hook lock, including lock housing and the latch hook being arranged in described lock housing, it is characterised in that described latch hook includes lock
The installation groove being recessed backward is provided with tight portion and installation portion, the front end face of described installation portion, described tight lock part can be stretched
Go out outside described lock housing, described installation portion is rotatably connected in described lock housing, and being provided with described installation groove is used for
It is provided with first retaining mechanism of the described tight lock part of locking, described lock housing for discharging the first described retaining mechanism
Relieving mechanism, when sealed, the described tight lock part of described the first retaining mechanism locking makes described tight lock part is sealed to be arranged on door
The locking plate of inframe；During unlocking, the first described retaining mechanism is discharged by described relieving mechanism and releases described tight lock part pair
Described locking plate is sealed.
2. a kind of hook lock according to claim 1, it is characterised in that described lock housing includes cover plate, bottom plate and housing branch
Frame, described cover plate is fixedly connected by described shell holder with described bottom plate, described cover plate, described bottom plate and institute
The shell holder stated surrounds the installation cavity of a side opening, and described installation portion is rotatably connected in described installation cavity, institute
The extended described installation cavity of the tight lock part stated, the first described retaining mechanism includes latch hook self-locking block and is arranged on described
A spacing block set, described limit convex are provided with latch hook lock pillar between cover plate and described bottom plate, described installation groove
Block surrounds the first guide groove with described installation groove, and described latch hook self-locking block is arranged in the first described guide groove, institute
The head for the latch hook self-locking block stated and described installation groove are provided with stage clip between the side inner walls of described tight lock part,
Opening is provided with described side of the installation groove away from described tight lock part, when described stage clip is in free extended configuration
When, the afterbody of described latch hook self-locking block stretches out described opening, when sealed, and described latch hook self-locking block is located at described latch hook
The top of lock pillar, and the afterbody lower surface of described latch hook self-locking block is connected on described latch hook lock pillar.
3. a kind of hook lock according to claim 2, it is characterised in that described relieving mechanism include releasing piece, driving piece and
Lock core, the head of described latch hook self-locking block is set under the release arm of oriented described tight lock part extension, described release arm
End face is the first emission surface, and the top end face of described releasing piece is the second emission surface matched with the first described emission surface,
The bottom surface of described releasing piece is the lock core drive block that outwardly convex is provided with the 3rd emission surface, described lock core, described
The end face outside of 3rd emission surface and described lock core drive block matches, be provided with described releasing piece the first pilot hole and
Second pilot hole, the second described pilot hole is arranged on the lower section of the first described pilot hole, described driving piece and is provided with
First circular hole and the second circular hole, the second described circular hole are arranged on the lower section of the first described circular hole, described releasing piece, described
Driving piece the first described pilot hole, the first described circular hole sequentially passed through by the first connecting pole are arranged on described installation
In groove, described releasing piece sequentially passes through the second described pilot hole by the second described connecting pole, the second described circle
Hole is arranged on described driving piece, and the lower end sidepiece of described driving piece is provided with what is matched with described lock core drive block
Limited impression.
4. a kind of hook lock according to claim 3, it is characterised in that be provided between described cover plate and described bottom plate
For described tight lock part to be folded into the second retaining mechanism in described installation cavity, the second described retaining mechanism includes lock
Tight piece, the bottom of described stay is connected on by central shaft axle on described bottom plate, and the top of described stay is provided with
Arc notch, when described tight lock part is folded in described installation cavity, described arc notch is located at described second and connected
Connect the lower section of post and be connected on the downside of the second described connecting pole.
5. a kind of hook lock according to claim 4, it is characterised in that oriented described housing is set on described stay
The support arm of support extension, described support arm is connected Y-shaped with described stay.
6. a kind of hook lock according to claim 3, it is characterised in that described installation portion is close to described shell holder
Side is provided with latch hook protection handle, and the head of described latch hook protection handle is fixedly connected with described tight lock part, described latch hook
The medial surface of protection handle surrounds the second of a side opening with described side of the installation groove away from described tight lock part and led
To groove, latch hook lead is provided with described bottom plate, described latch hook lead is arranged on the lower section of described latch hook lock pillar,
When sealed, described latch hook lead, described latch hook lock pillar exit the second described guide groove successively；It is described during unlocking
Latch hook lock pillar, described latch hook lead sequentially enter the second described guide groove.
7. a kind of hook lock according to claim 6, it is characterised in that described latch hook protection handle is protected including the first latch hook
Portion and the second latch hook protection department, the head of the first described latch hook protection department are fixedly connected with described tight lock part, and described
The afterbody of one latch hook protection department is provided with connecting shaft, and the head shaft of the second described latch hook protection department is connected on described connecting shaft
On, it is provided with the stopper slot caved inward, the second described latch hook on the medial surface of the afterbody of described the first latch hook protection department
The head of protection department, which is provided with the block tongue matched with described stopper slot, described bottom plate, is provided with protection handle guiding
Post, described protection handle lead is arranged on the lower section of described latch hook lead, the center of described latch hook lead to institute
The distance for the shell holder stated is more than the center of described protection handle lead to the distance of described shell holder.
8. a kind of hook lock according to claim 3, it is characterised in that described relieving mechanism also includes driving piece cushion block, institute
The side for the driving piece cushion block stated is provided with the locating groove caved inward, is provided with the front end face of described driving piece cushion block
The locating dowel of outwardly convex, the lower end of described driving piece cushion block is provided with spacing preiection, and described driving piece cushion block, which is fixed, to be set
Put on the rear end face of described driving piece, described locating groove blocks the rear end of the second described connecting pole, and described determines
Position post insertion is arranged in the positioning hole on described driving piece, and described spacing preiection, which is caught in, is arranged on described driving piece
In the spacing neck of bottom.
9. a kind of hook lock according to claim 3, it is characterised in that be spaced apart on the front end face of described shell holder
There are multiple first connection inserting columns, multiple second connection inserting columns are intervally distributed with the rear end face of described shell holder, it is described
It is provided with cover plate on multiple the first jacks corresponding with described first connection inserting column, described bottom plate and is provided with multiple and institute
The second corresponding jack of the second connection inserting column for stating, the first described jack of described the first connection inserting column insertion and with it is described
The first jack tight fit, the second described jack of described second connection inserting column insertion and with the second described jack close-fitting
Close, described cover plate is fixed on by threaded fastener on described bottom plate.
10. a kind of hook lock according to claim 9, it is characterised in that described lock housing also includes the first clamp, the second card
It is longitudinally spaced on plate and panel, described side of the cover plate away from described shell holder to be provided with multiple first grabs, it is described
Side of the bottom plate away from described shell holder on longitudinally spaced be provided with multiple second grabs, the first described grab and institute
The second grab for stating is corresponded, and the first described grab is identical with the second described hook structure, described the first grab by
The connecting portion and limiting section raised straight up laterally set is surrounded, and two row and institute are respectively arranged with the first described clamp
Be respectively arranged with the first corresponding hole clipping of the first grab, the second described grab stated, the second described clamp two row with
The second corresponding hole clipping of described the first grab, the second described grab, the first described clamp passes through the first described card
The first described hole clipping clamping of hook, described the second grab insertion is arranged on described cover plate and described bottom plate, described
Second clamp inserts the second described hole clipping clamping by the first described grab, the second described grab and is arranged on described lid
On plate and described bottom plate, described panel compresses the second described clamp, between described the second clamp and described panel
It is provided with inserted sheet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710450333.8A CN107152196B (en) | 2017-06-15 | 2017-06-15 | A kind of hook lock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710450333.8A CN107152196B (en) | 2017-06-15 | 2017-06-15 | A kind of hook lock |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107152196A true CN107152196A (en) | 2017-09-12 |
| CN107152196B CN107152196B (en) | 2019-01-15 |
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ID=59796475
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710450333.8A Active CN107152196B (en) | 2017-06-15 | 2017-06-15 | A kind of hook lock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107152196B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6422616B1 (en) * | 1999-03-01 | 2002-07-23 | Dura Global Technologies, Inc. | Adjustable hood latch assembly |
| CN201474435U (en) * | 2009-08-21 | 2010-05-19 | 应赤 | Linkage system provided with safe-guard chain door lock with locking coupler knuckle |
| EP2476828A1 (en) * | 2011-01-13 | 2012-07-18 | Sunflex Aluminiumsysteme GmbH | Locking device |
| CN203296515U (en) * | 2013-06-18 | 2013-11-20 | 联程机械（宁波）有限公司 | Sliding door lock |
| CN204876894U (en) * | 2015-08-27 | 2015-12-16 | 浙江宏泰电子设备有限公司 | Double hook lock |
-
2017
- 2017-06-15 CN CN201710450333.8A patent/CN107152196B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6422616B1 (en) * | 1999-03-01 | 2002-07-23 | Dura Global Technologies, Inc. | Adjustable hood latch assembly |
| CN201474435U (en) * | 2009-08-21 | 2010-05-19 | 应赤 | Linkage system provided with safe-guard chain door lock with locking coupler knuckle |
| EP2476828A1 (en) * | 2011-01-13 | 2012-07-18 | Sunflex Aluminiumsysteme GmbH | Locking device |
| CN203296515U (en) * | 2013-06-18 | 2013-11-20 | 联程机械（宁波）有限公司 | Sliding door lock |
| CN204876894U (en) * | 2015-08-27 | 2015-12-16 | 浙江宏泰电子设备有限公司 | Double hook lock |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107152196B (en) | 2019-01-15 |
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