CN208416191U - A kind of knob safety lock - Google Patents
A kind of knob safety lock Download PDFInfo
- Publication number
- CN208416191U CN208416191U CN201820870945.2U CN201820870945U CN208416191U CN 208416191 U CN208416191 U CN 208416191U CN 201820870945 U CN201820870945 U CN 201820870945U CN 208416191 U CN208416191 U CN 208416191U
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- Prior art keywords
- lock
- knob
- positioning
- positioning device
- lock tongue
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Abstract
The utility model belongs to security lock technology field, refer in particular to a kind of knob safety lock, including fixed device and positioning device, the fixed device includes lock body, lock tongue and unlocking knob, lock tongue is mounted on lock body, lock tongue outer end is extended the lock body and is detachably connected with the positioning device, and the unlocking knob is rotatably connected on the lock body；Elastic collet is formed on the lock tongue, elastic collet outer end is connected with lock tongue, and lock is formed on elastic collet, offers in the positioning device and the mutually matched locked groove of the lock；Elastic collet inner end is located at the downside of the unlocking knob.The utility model packet needs to rotate and being unlocked by pressing knob can just open lock, to pull drawer, positioning device is connected on drawer always, simple and reasonable, easy to operate, and drawer can be opened voluntarily to avoid child, reduces security risk.
Description
Technical field
The utility model belongs to security lock technology field, refers in particular to a kind of knob safety lock.
Background technique
Most of furniture and electric appliance etc. are generally both provided with the structures such as sliding door or drawer, when children are in, due to
Children are active, are easy oneself to remove a door or drawer open, cause some unnecessary unexpected injuries, existing furniture, for side
Just it opens, will not generally lock in door and drawer position, even if the later period needs to lock, installation is also a comparatively laborious mistake
Journey is also easy to influence the overall aesthetic degree of furniture；It, can not oneself installation door lock such as the electric appliance furniture of refrigerator one kind；And one
The cabinet of a little self-lockings, needs to be opened with matched key, unlocking is more troublesome, and key is relatively easy to lose.
On the market there are also safety lock appearance, universal safety lock includes two be separately fixed in table frame and drawer
Fixing piece is connected by connection strap between two fixing pieces, and when unlock needs from one of fixing piece to tear connection strap open
It unloads down, operates more troublesome.
Summary of the invention
The problem of purpose of the utility model is to solve above-mentioned background techniques, it is simple to provide a kind of structure,
Easy to operate knob safety lock.
Purpose of the utility model is realized as follows:
A kind of knob safety lock, including fixed device and positioning device, the fixed device include lock body, lock tongue reconciliation
Knob is locked, lock tongue is mounted on lock body, and lock tongue outer end is extended the lock body and is detachably connected with the positioning device, the solution
Lock knob is connected on the lock body；
Elastic collet is formed on the lock tongue, elastic collet outer end is connected with lock tongue, forms on elastic collet
It latches, is offered and the mutually matched locked groove of the lock in the positioning device；Elastic collet inner end is located at the unlocking knob
Downside.
It is further arranged to, the connection structure of the unlocking knob and the lock body are as follows: installation is offered on the lock body
Slot outwardly protrudes inside mounting groove and is formed with installation base, and the unlocking knob is rotatably connected on installation base；The installation
More than one location hole is offered in slot, forms what more than one was matched with the location hole on the inside of the unlocking knob
Positioning card point.
It is further arranged to, is downwardly projected to form annular connection boss in the middle part of the unlocking knob, annular connection boss is inserted
It is located in the installation base, is provided with fixed pin in annular connection boss.
It is further arranged to, the lock body includes the bottom cover mutually fastened and upper cover, and installation is formed between bottom cover and upper cover
The installation cavity of the lock tongue.
It is further arranged to, reset tabletting is provided on the bottom cover, plane where resetting tabletting and horizontal plane form one
Clamp angle is against reset tabletting inner end on the lower surface of the elastic collet inner end.
It is further arranged to, the bottom cover edge formation has several connecting columns, and the lock tongue edge has several connections
Hole, the cover rim are provided with several mounting holes, and connecting column passes through connecting hole and mounting hole is cooperatively connected, so that lock tongue is solid
It is scheduled between the upper cover and bottom cover.
Be further arranged to, the positioning device includes the positioning bottom cap that mutually fastens and positioning upper cover, positioning bottom cap or/
Several reinforcing ribs are provided with on the inside of positioning upper cover, offer the locked groove on the inside of the positioning upper cover.
It is further arranged to, the positioning device is L-shaped, including horizontal part and vertical portion, and horizontal part is offered for institute
The lockhole that lock tongue protrudes into is stated,
It is further arranged to, the side of the fixed device and positioning device is equipped with adhesive article layer.
Compared with the prior art, the utility model has prominent and beneficial technical effects that:
1, the utility model includes fixed device and positioning device, is used primarily on drawer, in use, will fixed device peace
Mounted in the side of desktop or drawer, then positioning device is mounted on drawer, under lock state, drawer is pulled not allow pumping
Drawer is opened, and needs to rotate and being unlocked by pressing knob can just open lock, to pull drawer, positioning device is connected to pumping always
It is simple and reasonable on drawer, it is easy to operate, and drawer can be opened voluntarily to avoid child, reduce security risk.
2, it is provided with positioning card point on the unlocking knob of the utility model, is offered in the mounting groove of lock body and positioning card point
The location hole matched, only turns to certain position for unlocking knob, so that ability when positioning card point cooperation is stuck in positioning hole
Can being unlocked by pressing knob to complete to unlock；Under lock state, since positioning card point is directly against in mounting groove, lead to not by
Press unlocking knob, this structure design can avoid child unintentionally only rotation or only being unlocked by pressing knob and safety lock is voluntarily beaten
It opens.
3, reset tabletting is provided on the bottom cover of the utility model, plane where resetting tabletting and horizontal plane form a clamp
Angle is against reset tabletting inner end on the lower surface of the lock tongue inner end, when not pressing unlocking knob, due to multiple
The inclined design of position tabletting, resetting tabletting can jack up always lock tongue, be stuck in lock thereon can in positioning device always
In locked groove, safety lock is made to be always maintained at the state of latching.
4, the positioning device of the utility model is L-shaped, and purpose is exactly to be preferably bonded and be located on the upside of cabinet/desk
First drawer or the installation of cabinet/desk side drawer, so that the scope of application is wider.
5, the utility model is equipped with adhesive article layer in the bottom of locking closure and fixed part, is adapted to different use rings
Border, it is applied widely.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model.
Fig. 2 is the structural section schematic diagram of the utility model.
Fig. 3 is the structural blast view of the utility model.
Fig. 4 is the structure diagram of the lock body of the utility model.
Fig. 5 is the structure diagram of the lock tongue of the utility model.
Fig. 6 is the structure diagram of the utility model lock body bottom cover.
Fig. 7 is the structure diagram of the utility model positioning device.
Fig. 8 is the structure diagram of the utility model unlocking knob.
Specific embodiment
The utility model is further described with specific embodiment with reference to the accompanying drawing, referring to Fig. 1-Fig. 8,
A kind of knob safety lock, including fixed device and positioning device, the fixed device include lock body 1,2 and of lock tongue
Unlocking knob 3, lock tongue 2 are mounted on lock body 1, and 2 outer end of lock tongue is extended the lock body 1 and detachably connected with the positioning device
It connects, the unlocking knob 3 is rotatably connected on the lock body 1；
The specific structure that lock body 1 and the positioning device are detachably connected are as follows: form elastic collet on the lock tongue 2
21,21 outer end of elastic collet is connected with lock tongue 2, and lock 22 is formed on elastic collet 21, is opened up in the positioning device
Have and the mutually matched locked groove 43 of the lock 22；21 inner end of elastic collet is located at the downside of the unlocking knob 3.By unlocking knob
3 turn an angle, then being unlocked by pressing knob, and elastic collet inner end can be into when by unlocking knob to its downward pressure
The downward deformation of row pulls positioning device that can open safety lock at this time so that the lock 22 of front end is detached from downwards locked groove 43.
The connection structure of the unlocking knob 3 and the lock body 1 are as follows: offer mounting groove 13, mounting groove on the lock body 1
It is outwardly protruded inside 13 and is formed with installation base 14, the unlocking knob 3 is rotatably connected on installation base 14；The mounting groove
More than one location hole 15 is offered in 13, more than one and 15 phase of location hole are formed on the inside of the unlocking knob 3
The positioning card point 31 of cooperation.Under normal condition, being unlocked by pressing knob 3, but since the positioning card point of inside 31 is directly against installation
In slot, unlocking knob 3 can not be moved down, and at this time can not open safety lock, only make positioning card in rotation unlocking knob
When 31 alignment location hole 15 of point, being unlocked by pressing knob can be such that unlocking knob moves down, to promote elastic collet deformation
Complete unlock.
It is downwardly projected to form annular connection boss 32 in the middle part of the unlocking knob 3, annular connection boss 32 is plugged in described
In installation base 14, fixed pin 5 is provided in annular connection boss 32.Installation base 14 offers mounting hole, and annular connection is convex
Decometer is located in mounting hole, in order to avoid prolonged use unlocking knob is detached from lock body during rotation, is just connected in annular
It connects and is provided with fixed pin 5 in boss 32, fixed pin can to a certain extent strut annular connection boss 32, it is made to be stuck in fixation
Between pin 5 and installation base 14, the stability of enhancing structure.
The lock body 1 includes the bottom cover 11 mutually fastened and upper cover 12, is formed described in installation between bottom cover 11 and upper cover 12
The installation cavity of lock tongue 2.The specific fixed form of lock tongue 2 are as follows: 11 edge formation of bottom cover has several connecting columns 111, the lock
2 edge of tongue has several connecting holes 23, and 12 edge of upper cover is provided with several mounting holes, and connecting column 111 passes through connection
Hole 23 and mounting hole are cooperatively connected, so that lock tongue 2 is fixed between the upper cover 12 and bottom cover 11.
It is provided on the bottom cover 11 and resets tabletting 16, resetting 16 place plane of tabletting and forming an angle with horizontal plane shape makes
16 inner end of tabletting must be resetted to be against on the lower surface of 21 inner end of elastic collet.When not exerting a force to unlocking knob, due to multiple
The inclined design of position tabletting 16 is preferably locking snap fit so that its inner end jacks up 21 inner end of elastic collet of lock tongue 2
In slot, it is made to be always maintained at the state of locking.
The positioning device includes the positioning bottom cap 41 mutually fastened and positioning upper cover 42, positioning bottom cap 41 or/and positioning
It is provided with several reinforcing ribs 411 on the inside of upper cover 42, offers the locked groove 43, the design of reinforcing rib on the inside of the positioning upper cover 42
Enhance the stability of structure.
The positioning device is L-shaped, including horizontal part and vertical portion, and horizontal part is the junction with lock tongue, therefore its
Upside offers the lockhole 44 protruded into for the lock tongue 2.
The side of the fixed device and positioning device is equipped with adhesive article layer, and adhesive article layer is for the company with drawer
It connects, when use is directly stained with, and the screw installation used compared to the prior art wants convenient and strength-saving, and will not destroy drawer
The structure of itself influences the beauty of drawer.
Working principle of the utility model is:
When installation, fixed device is mounted on Furniture Body (such as desktop, cabinet side), positioning device is pasted onto pumping
Drawer etc..When needing to open safety lock, simultaneously being unlocked by pressing knob need to be only rotated, unlocking knob imposes elastic collet downward
Power, so that elastic collet carries out deformation, lock moves down disengaging locked groove, and direct pull drawer is completed to unlock, drawer is beaten
It opens.The utility model structure is simple, and production cost is low, installs, operates with laborsaving convenience, applied widely.
The basic principles and main features of the present invention and the advantages of the present invention have been shown and described above.Current row
The technical staff of industry is described in above embodiments and description it should be appreciated that the present utility model is not limited to the above embodiments
Only illustrate the principles of the present invention, on the premise of not departing from the spirit and scope of the utility model, the utility model is also
It will have various changes and improvements, these various changes and improvements fall within the scope of the claimed invention.The utility model
Claimed range is defined by the appending claims and its equivalent thereof.
Claims (9)
1. a kind of knob safety lock, including fixed device and positioning device, it is characterised in that: the fixed device includes lock
Body, lock tongue and unlocking knob, lock tongue are mounted on lock body, and the lock body is extended in lock tongue outer end and the positioning device is detachable
Connection, the unlocking knob are rotatably connected on the lock body；
Elastic collet is formed on the lock tongue, elastic collet outer end is connected with lock tongue, lock is formed on elastic collet,
It is offered in the positioning device and the mutually matched locked groove of the lock；Elastic collet inner end is located under the unlocking knob
Side.
2. knob safety lock according to claim 1, it is characterised in that: the connection of the unlocking knob and the lock body
Structure are as follows: offer mounting groove on the lock body, outwardly protruded inside mounting groove and be formed with installation base, the unlocking knob turns
It is dynamic to be connected on installation base；More than one location hole is offered in the mounting groove, is formed on the inside of the unlocking knob
More than one positioning card point matched with the location hole.
3. knob safety lock according to claim 2, it is characterised in that: be downwardly projected to be formed in the middle part of the unlocking knob
Annular connection boss, annular connection boss are plugged in the installation base, are provided with fixed pin in annular connection boss.
4. knob safety lock according to claim 1-3, it is characterised in that: the lock body includes mutually fastening
Bottom cover and upper cover, the installation cavity for installing the lock tongue is formed between bottom cover and upper cover.
5. knob safety lock according to claim 4, it is characterised in that: reset tabletting is provided on the bottom cover, it is multiple
Plane and horizontal plane shape form an angle so that resetting the following table that tabletting inner end is against the elastic collet inner end where the tabletting of position
On face.
6. knob safety lock according to claim 5, it is characterised in that: the bottom cover edge formation has several connections
Column, the lock tongue edge have several connecting holes, and the cover rim is provided with several mounting holes, and connecting column passes through connection
Hole and mounting hole are cooperatively connected, so that lock tongue is fixed between the upper cover and bottom cover.
7. knob safety lock according to claim 1-3, it is characterised in that: the positioning device includes mutual
Several reinforcing ribs are provided on the inside of the positioning bottom cap of fastening and positioning upper cover, positioning bottom cap or/and positioning upper cover, in the positioning
Lid inside offers the locked groove.
8. knob safety lock according to claim 7, it is characterised in that: the positioning device is L-shaped, including level
Portion and vertical portion, horizontal part offer the lockhole protruded into for the lock tongue.
9. knob safety lock according to claim 1, it is characterised in that: the side of the fixed device and positioning device
Equipped with adhesive article layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820870945.2U CN208416191U (en) | 2018-06-06 | 2018-06-06 | A kind of knob safety lock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820870945.2U CN208416191U (en) | 2018-06-06 | 2018-06-06 | A kind of knob safety lock |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208416191U true CN208416191U (en) | 2019-01-22 |
Family
ID=65111174
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820870945.2U Active CN208416191U (en) | 2018-06-06 | 2018-06-06 | A kind of knob safety lock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208416191U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2575522A (en) * | 2018-07-12 | 2020-01-15 | Andersen Jesper | Safety latch |
-
2018
- 2018-06-06 CN CN201820870945.2U patent/CN208416191U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2575522A (en) * | 2018-07-12 | 2020-01-15 | Andersen Jesper | Safety latch |
| GB2575522B (en) * | 2018-07-12 | 2022-06-08 | Andersen Jesper | Safety latch |
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