CN206091573U - Prevent locks that unblanks through cat eye - Google Patents

Prevent locks that unblanks through cat eye Download PDF

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Publication number
CN206091573U
CN206091573U CN201620669650.XU CN201620669650U CN206091573U CN 206091573 U CN206091573 U CN 206091573U CN 201620669650 U CN201620669650 U CN 201620669650U CN 206091573 U CN206091573 U CN 206091573U
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CN
China
Prior art keywords
clutch
internals
pulling
pushing block
wainscot
Prior art date
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Active
Application number
CN201620669650.XU
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Chinese (zh)
Inventor
胡昌阵
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
FOSHAN SIGE LOCK INDUSTRY TECHNOLOGY Co Ltd
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FOSHAN SIGE LOCK INDUSTRY TECHNOLOGY Co Ltd
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Application filed by FOSHAN SIGE LOCK INDUSTRY TECHNOLOGY Co Ltd filed Critical FOSHAN SIGE LOCK INDUSTRY TECHNOLOGY Co Ltd
Priority to CN201620669650.XU priority Critical patent/CN206091573U/en
Application granted granted Critical
Publication of CN206091573U publication Critical patent/CN206091573U/en
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Abstract

The utility model provides a prevent locks that unblanks through cat eye, including interior handle and interior panel, including the inboard of panel still be equipped with and make synchronous pivoted separation and reunion internals and can do outer of synchronous pivoted separation and reunion with outer handle with interior handle pivot, the separation and reunion internals form clutch with outer of separation and reunion, be equipped with elastically stretchable's bolt on the outer piece of separation and reunion, the inboard of interior panel still is equipped with and is used for bulldozing the separation and reunion of the state that bolt realization clutch closed promotes the subassembly, the separation and reunion ejector pad dial be install in the inboard of interior panel and can be relatively in the panel come and go the slip, the other end that dialled in the outside of panel in one end that the separation and reunion ejector pad was dialled is stretched out, separation and reunion ejector pad is placed in on the separation and reunion ejector pad, the separation and reunion ejector pad dial the piece in relatively a panel do and come and go when sliding, can promote the separation and reunion ejector pad and bulldoze the bolt and make it insert the motion in outer of separation and reunion and the separation and reunion internals or make the past orientation of keeping away from the bolt of separation and reunion ejector pad move. The utility model discloses a locks has theftproof performance more.

Description

A kind of door lock assembly for preventing from being unlocked by opal
Technical field
The utility model is related to door lock assembly technical field, and opal is passed through with the people for preventing outdoors more particularly, to a kind of Pry open the door lock assembly of door lock function.
Background technology
Now, opal can be all installed, so that indoor people is by opal observation situation outdoors and visitor in door body.But It is that this has also made the machine of facility for some thieves, opal can be removed, then both may be used by thief using tweezers or special instrument Indoor situation is observed reviewing outdoors, it is also possible to unlocking tool is stretched into by interior by the opal hole in door body, on the inside of door Handle is set to rotate and open door lock.Therefore, the setting of opal increased the risk that theftproof lock is prized.
Common door lock, the handle and latch bolt on wainscot is interlocked by connecting rod, and ordinary circumstance, people leaves room It is interior, after locking in the outer panels of door lock, the handle limited in rotation in outer panels, but the handle on wainscot rotates unrestricted System, therefore, as long as stretching into interior from opal hole by instrument, the handle controlled on wainscot can easy for unlocking.
In order to strengthen the theftproof performance for preventing unlocking by opal, some structure improved handle locks are had on the market.Such as The patent document of Publication No. CN204343802, discloses a kind of handle lock that unlocking function is falsely used with side, and its architectural feature exists In:Interior handle is connected with interior square shaft, and the other end of interior square shaft is provided with interior shifting part;It is provided with interior handle and locks button, institute State and lock button and be connected with interior square shaft;Back-moving spring is arranged with interior square shaft;Under normality, interior square shaft divides mutually with interior shifting part From that is, interior handle is not interlocked with interior shifting part, and rotating interior handle but can not unlock;When press lock button when, the insertion of interior square shaft Interlock with it in interior shifting part, that is, press when locking button, can by rotating in handle and unlock.Although such structure is arrived Prevent Internal handle from being prized to a certain extent, but its simple structure, anti-theft effect is not good.As long as locking button pressing using instrument While rotate Internal handle, equally can unlock.
And the present door lock with Internal handle anti-theft feature on the market, its main structure member majority is arranged on interior In gloves cylinder, so, after the outer handle of destruction, it is easy to just destroyed the theft-prevention structure in Internal handle sleeve using instrument, Then unlock.For this reason, it may be necessary to develop a kind of theftproof performance more preferably, structure it is more stable prevent by opal unlock door lock.
Utility model content
The purpose of this utility model is, for the deficiencies in the prior art, there is provided excessively a kind of constitutionally stable, theftproof performance The good door lock assembly for preventing from being unlocked by opal.The utility model is adopted the following technical scheme that:
A kind of door lock assembly for preventing from being unlocked by opal, including Internal handle and wainscot;The inner handle Internal handle Rotating shaft is placed in the inner side of wainscot;It is characterized in that:Being additionally provided with the inside of wainscot can be synchronous with the Internal handle rotating shaft work The clutch internals of rotation and the clutch outer member of synchronous axial system can be made with outer handle, the clutch internals are mutual with clutch outer member Cooperatively form arrangement of clutch;The clutch outer member is provided with elastic can stretch into clutch outer member and the latch in clutch internals;
Be additionally provided with the inside of the wainscot makes it be sequentially inserted into clutch outer member and clutch internals for pushing the latch The middle clutch pushing component for realizing the state that arrangement of clutch is closed;The clutch pushing block pulling part is mounted to the inner side of wainscot and can Opposed inner faces plate comes and goes slip;The outside of wainscot is stretched out in one end of the clutch pushing block pulling part, clutch pushing block pulling part it is another One end is placed on clutch pushing block;When the clutch pushing block pulling part opposed inner faces plate makees to come and go slip, clutch pushing block can be promoted to push away Pressure latch inserts it into the motion in clutch outer member and clutch internals or clutch pushing block is moved toward the direction away from latch.
Operation principle of the present utility model is:(1) when clutch pushing block pulling part is placed in wherein one end of the first pulling part chute, , with latch in released state, now, clutch outer member is separate with clutch internals, i.e., arrangement of clutch is in for clutch pushing block From state, i.e. Internal handle do not interlock with outer handle;That is, Internal handle is now rotated equivalent to idle running, can not unlock, can be with Prevent robber from stretching into the behavior that instrument controls Internal handle and unlocks by opal hole, there is provided theftproof performance;But do not affect outer handle The function of unblock.(2) when clutch pushing block pulling part is pushed the other end of the first pulling part chute, clutch pushing block is in and pushes away latch The state into clutch outer member and clutch internals is pressed into, i.e., now arrangement of clutch is in the state closed, Internal handle is to connect with outer handle Dynamic, now rotating Internal handle makes what is can unlocked.
According to principles above, if people leaves interior, only need to be in the first pulling part chute by clutch pushing block pulling part before locking Toggle it to can be antitheft one end, make arrangement of clutch in from state, you can prevent robber from controlling Internal handle by opal;When need When unlocking indoors, only need to toggle it to clutch pushing block pulling part in the first pulling part chute makes arrangement of clutch in for closing End, you can.
It is preferred that the clutch internals include clutch internals square shaft and clutch inner sleeve;The clutch internals square shaft is installed Realize that clutch internals can be with Internal handle synchronous axial system in Internal handle rotating shaft;The clutch outer member includes clutch outer member square shaft Hole, clutch outer sleeve and can be with respect to the latch of clutch outer sleeve elastic telescopic;The clutch outer member square shaft hole is used for and outer grip Hand rotating shaft connects and realizes that clutch outer member can make synchronous axial system with outer handle;The clutch inner sleeve is mutual with the clutch outer sleeve It is nested to form described arrangement of clutch.
It is preferred that one end of the clutch pushing block is formed with arc push pedal, the other end of clutch pushing block is provided with the second pulling part Chute;The surface of the wainscot is provided with the first pulling part chute;One end of the clutch pushing block pulling part is placed in the of wainscot In one pulling part chute, the other end of the clutch pushing block pulling part is placed in the second pulling part chute;The clutch pushing block Pulling part slides in the second pulling part chute and realizes that arc push pedal is pushed in latch insertion clutch outer member and clutch internals or to remote Move from the direction of latch.The clutch pushing component also includes that pulling part positions torsion spring, pulling part positioning torsion spring be arranged on from Close on pushing block pulling part, for fixed when clutch pushing block pulling part opposed inner faces plate slides, i.e., in the first pulling part chute and second group Position when sliding in place in part chute, strengthens stirring feel and preventing from being stirred easily by picklock for user, strengthens Theftproof performance.
It is preferred that being formed with clutch internals limited block in the clutch internals, it is provided with the inside of the wainscot for limiting Make the clutch internals limited post of the maximum rotation scope of the clutch internals limited block.
It is preferred that being additionally provided with the handle reset assembly for promoting Internal handle to reset after rotating on the inside of the wainscot.
It is preferred that being additionally provided with bearing in the Internal handle rotating shaft, the bearing is arranged in the inner side of wainscot and clutch Between part.
Commutation for the ease of handle is used, it is preferable that the side wall of clutch inner sleeve is provided with two in the clutch internals Clutch internals and Internal handle need to only be rotated 180 °, i.e., by individual symmetrically arranged pin hole, i.e. the first pin hole and the second pin hole Achievable handle commutation is used.And, in order to strengthen the contraposition degree of accuracy between latch and pin hole, strengthen latch in pin hole Cooperation in rotation process, is provided with first pin hole and interior in the first pin cylinder, and first pin hole is provided with anti- Only the first pin cylinder slides into the first pin cylinder positive stop lug boss in the endoporus of clutch internals;Is provided with second pin hole Interior being provided with prevents the second pin cylinder from sliding into the second pin cylinder in the endoporus of clutch internals in two pin cylinders, and second pin hole Positive stop lug boss.
It is preferred that to make the fit structure between clutch internals and clutch outer member more firm, being additionally provided with outside the clutch Part is pressed on the arrangement of clutch briquetting in clutch internals;The side wall of the clutch outer member is formed with for installing inserting for the latch Pin installation base;The maximum rotation for limiting the latch installation base is formed with the arrangement of clutch briquetting away from scope Clutch outer member spacing block set.
The beneficial effects of the utility model are:A kind of door lock dress for preventing from being unlocked by opal provided by the utility model Put, with the advantage such as simple and reasonable, easy to operate, theftproof performance is high.Traditional structure for preventing from being unlocked by opal, its The structure of clutch for clutch control is provided on the axle center of handle rotating shaft, and robber is stretched in outer handle square shaft, together by using instrument Sample can easily control the clutch structure of inside and outside handle, and unlock;And clutch structure of the present utility model is dexterously arranged on far On the axis of the square shaft of inside and outside handle, and by must clutch shifting component control arrangement of clutch from conjunction state, even if Robber can not reach the purpose of unlocking by opal hole and outer handle square shaft, and its theftproof performance is prevented by opal than traditional The structure of unlocking is more preferably.
Description of the drawings
Fig. 1 is the structural decomposition diagram of the door lock assembly of embodiment;
Fig. 2 is the side profile structural representation of the door lock assembly of embodiment;
Fig. 3 is the structure schematic diagram of the door lock assembly of embodiment;
Fig. 4:When () is in conjunction state for the clutch of the door lock assembly of embodiment a, partial schematic diagram on the outside of wainscot;(b) For embodiment door lock assembly clutch be in conjunction state when, wainscot inner side partial structural diagram;
Fig. 5:(a) for embodiment door lock assembly clutch be in from state when, partial schematic diagram on the outside of wainscot;(b) For embodiment door lock assembly clutch be in from state when, wainscot inner side partial structural diagram;
Reference:1- Internal handles;11- Internal handle rotating shafts;2- wainscots;21- the first pulling part chutes;3- bearings;31- axles Pressure block;4- handle reset assemblies;41- arrangement of clutch hole;The spacing post holes of 42-;5- clutch internals limited posts;6- clutch internals; 61- clutch internals square shafts;62- clutch internals limited blocks;63- clutch inner sleeves;The pin holes of 631- first;The latches of 632- second Hole;7- clutch pushing components;71- clutch pushing blocks;711- arc push pedals;712- the second pulling part chutes;72- clutch pushing block pulling parts; 73- pulling parts position torsion spring;74- pulling part briquettings;75- clutch pushing block briquettings;8- arrangement of clutch briquettings;The first clutches of 81- outer member is limited Position projection;82-- the second clutch outer member spacing block sets;9- clutch outer members;91- clutch outer member square shafts hole;92- clutch outer sleeves; 93- latches;94- latch installation bases.
Specific embodiment
Preferred embodiment of the present utility model presented below, but protection domain of the present utility model be not limited only to Lower content:
Such as Fig. 1, a kind of door lock assembly for preventing from being unlocked by opal that the present embodiment is provided, its structure is:The He of Internal handle 1 Wainscot 2, the Internal handle rotating shaft 11 of Internal handle 1 be placed in the inner side of wainscot 2 and can opposed inner faces plate 2 rotate;In wainscot 2 Inner side is additionally provided with bearing 3, clutch internals 6, clutch outer member 9, handle reset assembly 4 and clutch pushing component 7.3 sets of the bearing In Internal handle rotating shaft 11, and it is set to be fixed on the inner side of wainscot 2 by bearing briquetting 31.The handle reset assembly 4 For the component for promoting Internal handle to reset after rotating.
Such as Fig. 1 and Fig. 2:One end of the clutch internals 6 is formed with the clutch internals square shaft 61, other end and is formed with clutch Sleeve 63.Clutch internals square shaft 61 is mounted in Internal handle rotating shaft 11, realizes clutch internals 6 and the synchronous axial system of Internal handle 1. One end of the clutch outer member 9 is formed with the clutch outer member square shaft hole 91, other end and is formed with clutch outer sleeve 92.Clutch outer member side Axis hole 91 is mounted in outer handle rotating shaft, realizes clutch outer member with outer handle synchronous axial system.The clutch inner sleeve 63 with The clutch outer sleeve 92 formation arrangement of clutch nested against one another.The clutch inner sleeve 63 is provided with the first pin hole 631, described Clutch outer sleeve 92 is provided with the latch 93 that can flexibly stretch in itself.The side wall of the clutch outer member 9 be formed with for The latch installation base 94 of the latch 93 is installed, the latch 93 is arranged in latch installation base 94.When latch 93 is pushed away When in pressure the first pin hole 631 of insertion, state of the arrangement of clutch in closing;When latch 93 is not pushed by external force, latch 93 is stretched Go out the outside of clutch outer sleeve 92, arrangement of clutch in from state.The clutch pushing component 7 is to promote the insertion of latch 93 the The component of state of the arrangement of clutch in closing is realized in one pin hole 631.
Strengthen cooperation of the latch in pin hole in rotation process, the first pin cylinder is provided with first pin hole, and Interior being provided with prevents the first pin cylinder from sliding into the first pin cylinder positive stop lug boss in the endoporus of clutch internals in first pin hole; Be provided with second pin hole in the second pin cylinder, and second pin hole it is interior be provided with prevent it is described second pin cylinder slide into from Close the second pin cylinder positive stop lug boss in the endoporus of internals.
As shown in Figure 1, Figure 2 and Fig. 3:The clutch pushing component 7 includes that clutch pushing block 71, clutch pushing block pulling part 72, pulling part are fixed Position torsion spring 73, pulling part briquetting 74 and clutch pushing block briquetting 75.The first pulling part chute 21 is provided with the surface of wainscot 2;It is described from The one end for closing pushing block 71 is formed with arc push pedal 711, and the other end of clutch pushing block 71 is provided with the second pulling part chute 712;It is described from Close pushing block pulling part 72 be installed on wainscot 2 inner side and can the translation of opposed inner faces plate 2, one end of clutch pushing block pulling part 72 is placed in institute In stating the first pulling part chute 21, the other end of clutch pushing block pulling part 72 is placed in the second pulling part chute 712.The clutch pushing block is dialled During 72 opposed inner faces 2 translation of plate of part, the translation in the first pulling part chute 21, the second pulling part chute 712 respectively of its two ends, while from Clutch pushing block 71 can be promoted when closing pushing block 72 translation of pulling part to make pushing latch 93 realize the motion of the state that arrangement of clutch is closed or make Clutch pushing block 71 is moved toward the direction away from latch 93.Such as Fig. 4 (b) and Fig. 5 (b), the pulling part positioning torsion spring 73 is placed in described Near clutch pushing block pulling part 72, when clutch pushing block pulling part 72 slides into the one the first pulling part chutes 712 of pulling part chute 21 and second Two ends when, pulling part positioning torsion spring 73 plays a part of to make clutch pushing block pulling part 72 to position, and prevents from being unlocked instrument easily and stirs, Strengthen theftproof performance.
The handle reset assembly 4 is mounted on the inner side of wainscot 2, and clutch pushing block 71 is mounted in handle reset On component 4.Handle reset assembly 4 is provided with arrangement of clutch hole 41, for being sleeved on clutch internals 6 and clutch outer member 9, clutch Arrangement of clutch briquetting 8 is additionally provided with device aperture 41, arrangement of clutch is fixed.The arrangement of clutch briquetting 8 compresses clutch outer member 9 In clutch internals 6;The maximum rotation for limiting the latch installation base 94 is formed with the arrangement of clutch briquetting 8 Away from the first clutch outer member spacing block set 81 and the second clutch outer member spacing block set 82 of scope.
Such as Fig. 3, Fig. 4 and Fig. 5:User can stir clutch pushing block pulling part 72 in the outside of wainscot 2, control arrangement of clutch Separate or merge state.When clutch pushing block pulling part 72 is placed in the right side of the first pulling part chute 21 as shown in Fig. 4 (a), clutch is pushed away The curved panel 711 of block 71 advances latch 93 in first pin hole 631, state of the arrangement of clutch in closing, and rotates Internal handle Outer handlebar unlocked can be interlocked, now, the first pulling part chute 21 shows green, represent that lock body can released state in Internal handle.When When clutch pushing block pulling part 72 is placed in the left side of the first pulling part chute 21 as shown in Fig. 5 (a), the curved panel of clutch pushing block 71 711 do not contact with latch 93, arrangement of clutch in from state, Internal handle do not interlock with outer handle, that is, rotating Internal handle can not Unblock, now, the first pulling part chute 21 shows redness, represents that lock body can not released state in Internal handle.
Horizontally arranged clutch internals limited block 62, the handle reset group are also formed with the clutch internals 6 Part 4 is provided with spacing post holes 42, the spacing post holes 42 and is provided with clutch internals limited post 5, the clutch internals limited post 5 It is the part for limiting the maximum rotation scope of the clutch internals limited block 62.
In the present embodiment, it is additionally provided with clutch inner sleeve 63 and symmetrically arranged second pin hole of the first pin hole 631 632, when handle needs commutation to use, only clutch internals limited post 5 need to be pulled down, Internal handle 1 and clutch internals 6 are rotated into 180 ° , the second pin hole 632 is i.e. corresponding with the position of latch 93.

Claims (10)

1. a kind of door lock assembly for preventing from being unlocked by opal, including Internal handle (1) and wainscot (2);The Internal handle (1) Internal handle rotating shaft (11) is placed in the inner side of wainscot (2);It is characterized in that:Be additionally provided with the inside of wainscot (2) can with it is described Internal handle rotating shaft (11) makees the clutch internals (6) of synchronous axial system and can make the clutch outer member (9) of synchronous axial system with outer handle, The clutch internals (6) are worked in coordination to form arrangement of clutch with clutch outer member (9);The clutch outer member (9) is provided with can elasticity Stretch into clutch outer member (9) and the latch (93) in clutch internals (6);
Be additionally provided with the inside of the wainscot (2) for push the latch (93) make its be sequentially inserted into clutch outer member (9) and from Close the clutch pushing component (7) that the state that arrangement of clutch is closed is realized in internals (6);The clutch pushing component (7) is including clutch Pushing block (71) and clutch pushing block pulling part (72);The clutch pushing block pulling part (72) is mounted to the inner side of wainscot (2) and can phase That what is slided is come and gone to wainscot (2), the outside of wainscot (2), clutch pushing block are stretched out in one end of the clutch pushing block pulling part (72) The other end of pulling part (72) is placed on clutch pushing block (71);The clutch pushing block pulling part (72) opposed inner faces plate (2) is made to come and go cunning It is dynamic, can promote clutch pushing block (71) make motion that pushing latch (93) is inserted it in clutch outer member (9) and clutch internals (6), Or clutch pushing block (71) is moved toward the direction away from latch (93).
2. a kind of door lock assembly for preventing from being unlocked by opal as claimed in claim 1, it is characterised in that:The clutch internals (6) including clutch internals square shaft (61) and clutch inner sleeve (63);The clutch internals square shaft (61) is installed in Internal handle rotating shaft (11) realize that clutch internals (6) can be with Internal handle (1) synchronous axial system on;The clutch outer member (9) is including clutch outer member square shaft Hole (91), clutch outer sleeve (92) and can be with respect to the latch (93) of clutch outer sleeve (92) elastic telescopic;The clutch outer member Realize that clutch outer member (9) can make synchronous axial system with outer handle for being connected with outer handle rotating shaft in square shaft hole (91);The clutch Inner sleeve (63) and the arrangement of clutch described in the clutch outer sleeve (92) formation nested against one another.
3. a kind of door lock assembly for preventing from being unlocked by opal as claimed in claim 1, it is characterised in that:The clutch pushing block (71) one end is formed with arc push pedal (711), and the other end of clutch pushing block (71) is provided with the second pulling part chute (712);It is described The surface of wainscot (2) is provided with the first pulling part chute (21);One end of the clutch pushing block pulling part (72) is placed in wainscot (2) The first pulling part chute (21) in, the other end of the clutch pushing block pulling part (72) is placed in the second pulling part chute (712) In;The clutch pushing block pulling part (72) is slided in the second pulling part chute (712) and realizes that arc push pedal (711) pushes latch (93) insert and moved in clutch outer member (9) and clutch internals (6) or to the direction away from latch (93).
4. a kind of door lock assembly for preventing from being unlocked by opal as claimed in claim 1, it is characterised in that:The clutch is promoted Component (7) also includes pulling part positioning torsion spring (73), and pulling part positioning torsion spring (73) is arranged in clutch pushing block pulling part (72), uses In the fixed position when clutch pushing block pulling part (72) opposed inner faces plate (2) is slided in place.
5. a kind of door lock assembly for preventing from being unlocked by opal as claimed in claim 1, it is characterised in that:The clutch internals (6) clutch internals limited block (62) is formed with, is provided with the inside of the wainscot (2) for limiting the clutch internals limit Clutch internals limited post (5) of the maximum rotation scope of position block (62).
6. a kind of door lock assembly for preventing from being unlocked by opal as claimed in claim 1, it is characterised in that:The wainscot (2) the handle reset assembly (4) for promoting Internal handle to reset after rotating is additionally provided with the inside of.
7. a kind of door lock assembly for preventing from being unlocked by opal as claimed in claim 1, it is characterised in that:The Internal handle turns Bearing (3) is additionally provided with axle (11), the bearing (3) is arranged between the inner side of wainscot (2) and clutch internals (6).
8. as claimed in claim 1 a kind of door lock assembly for preventing from being unlocked by opal, it is characterised in that:The clutch internals (6) the side wall of clutch inner sleeve (63) is provided with two symmetrically arranged pin holes on, i.e. the first pin hole (631) and second insert Pin-and-hole (632).
9. as claimed in claim 8 a kind of door lock assembly for preventing from being unlocked by opal, it is characterised in that:First pin hole (631) being provided with the first pin cylinder, and first pin hole (631) to be provided with prevents the first pin cylinder from sliding into clutch internals (6) the first pin cylinder positive stop lug boss in endoporus;The second pin cylinder is provided with second pin hole (632), and described second inserts Being provided with pin-and-hole (632) prevents the second pin cylinder from sliding into the second pin cylinder positive stop lug boss in the endoporus of clutch internals (6).
10. as claimed in claim 1 a kind of door lock assembly for preventing from being unlocked by opal, it is characterised in that:Being additionally provided with will be described Clutch outer member (9) is pressed on the arrangement of clutch briquetting (8) in clutch internals (6);The side wall of the clutch outer member (9) is formed with use In the latch installation base (94) for installing the latch (93);It is formed with the arrangement of clutch briquetting (8) described for limiting Clutch outer member spacing block set (81,82) of the maximum rotation of latch installation base (94) away from scope.
CN201620669650.XU 2016-06-27 2016-06-27 Prevent locks that unblanks through cat eye Active CN206091573U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201620669650.XU CN206091573U (en) 2016-06-27 2016-06-27 Prevent locks that unblanks through cat eye

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201620669650.XU CN206091573U (en) 2016-06-27 2016-06-27 Prevent locks that unblanks through cat eye

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Publication Number Publication Date
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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106013960A (en) * 2016-06-27 2016-10-12 佛山市思歌锁业科技有限公司 Door lock device for preventing lock from being opened through peep hole

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106013960A (en) * 2016-06-27 2016-10-12 佛山市思歌锁业科技有限公司 Door lock device for preventing lock from being opened through peep hole

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