CN211622981U - Cat eye-preventing door lock capable of being quickly reversed - Google Patents
Cat eye-preventing door lock capable of being quickly reversed Download PDFInfo
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- CN211622981U CN211622981U CN201922082650.6U CN201922082650U CN211622981U CN 211622981 U CN211622981 U CN 211622981U CN 201922082650 U CN201922082650 U CN 201922082650U CN 211622981 U CN211622981 U CN 211622981U
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Abstract
The utility model discloses a can commutate prevent cat eye lock fast, include: the handle, the key compression spring, the clutch piece, the handle connecting piece, the rotating piece and the reversing stud; the key is fixedly connected with the clutch piece; the clutch piece and the rotating piece are in detachable clamping connection, and the clutch piece is switched between the states of disengaging from the rotating piece and clamping the rotating piece; the handle connecting piece is fixedly arranged on the handle and comprises a circular part, a semicircular ring part and a convex limiting part which are integrally formed on the circular part, and the convex limiting part and the semicircular ring part are oppositely arranged so as to form two sections of 90-degree idle strokes on the handle connecting piece; the reversing stud is fixedly connected to the rotating piece and is abutted to the semicircular ring part of the handle connecting piece, and the reversing stud is located on the handle lifting and rotating direction of the handle connecting piece. The utility model discloses only need directly lift the handle and can reset and lock, simplified the operation and realized locking loose hand fast, can realize the installation of commuting fast simultaneously.
Description
Technical Field
The utility model relates to a tool to lock field, concretely relates to can commutate fast prevent cat eye lock.
Background
Along with the development of door industry and people's safety consciousness improve day by day, the door that has the cat eye structure receives more and more consumers ' favor, and the visitor can be convenient for observe the visitor through the cat eye on the door to the user, guarantees the security of registering one's residence. However, at present, lawless persons use cat eyes to unlock the lock and engage in illegal activities such as theft; the special unlocking tool, such as a strip-shaped pressing rod, is mainly used for extending into a room through the cat eye and opening the door handle at the indoor side, so that huge hidden dangers are brought to the personal safety and property safety of a user.
In order to cope with such a situation, door locks for preventing the door from being opened by the peep hole have been developed in the industry. At present, the door lock with the function of preventing the peephole from being unlocked in the market is basically completed through the same design thought although the styles are different: the door handle is provided with a key, a clutch part and a rotating part are arranged in the door handle, and the door handle can be locked or unlocked when the rotating part rotates. Under the locked state, the clutch part and the rotating part are mutually separated; when the user unblanks, through pressing the button, the clutch piece receives the button top and the block to changeing in the piece, the clutch piece realizes the linkage with changeing the piece, can accomplish through rotating the handle this moment and unblank.
As for the understanding of the existing cat eye prevention technology, refer to the chinese patents [ CN205153697U a cat eye prevention structure ], [ CN206600060U cat eye prevention unlocking structure and cat eye prevention fingerprint lock ].
If the user normally unlocks the lock indoors, the clutch piece and the rotating piece are linked to smoothly unlock the lock by pressing the key and simultaneously rotating the door handle; if lawless persons intend to unlock outdoors, the tool is extended into the cat eye and the door handle is directly pressed, and the door handle can only idle and cannot be unlocked due to the fact that the clutch piece and the rotating piece are separated, so that the safety function of preventing the cat eye is achieved.
However, the existing door lock for preventing cat eye has certain defects. As mentioned above, the realization of the cat eye unlocking prevention function is mainly transmitted through the clutch structure, and linkage can be realized only after the key is pressed. Then this means that: when the door handle is reset and locked, the key is required to be pressed all the time, so that the door handle, the clutch piece and the rotating piece are kept in linkage, and the door handle can be locked again smoothly, otherwise, the door handle only idles. In practice like this can be very inconvenient to use, because when locking resets at every turn, all must press the button and lift the handle, the finger can not loosen all the time, causes the speed of locking too slow, can not realize that the hand is locked to the pine fast, and user's use experience can be very poor.
The existing door lock for preventing the peep hole has the problem that the rapid reversing of the door handle cannot be realized. Because the specific environment of indoor house is different to and user's use habit is different, the installation direction of door handle needs to adapt to different user's demand, consequently need dismantle the switching-over sometimes (for example, will install the door handle that installs on the right side and change and install the left side to change the rotation direction of unblanking, with the crowd who adapts to different hands of using). Prevent cat eye switching-over handle module accessory in market is various complicated, mostly is many multimachine designs such as two push rods of two torsional springs, dismantles screw or relevant accessory can realize the switching-over when having the part to dismantle the shrouding, and it is very loaded down with trivial details to dismantle the installation.
In view of the above-mentioned drawbacks, there is a need for a door lock with a peephole preventing function, which can be reset and locked without pressing a button and directly lifting a handle, and has a function of quick reversing installation.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects of the prior art, the utility model aims to provide a rapid reversing door lock for preventing cat eyes, which can be completed by directly lifting a handle without pressing a key when resetting and locking; meanwhile, the reversing installation of the door handle can be realized quickly, and the disassembly and the installation are quick and simple.
The utility model discloses a following technical scheme realizes:
a rapid reversible anti-peep hole door lock comprising: the handle, the key compression spring, the clutch piece, the handle connecting piece, the rotating piece and the reversing stud; the key is pressed against the handle through the key compression spring, the key and the handle are fixed in the circumferential direction, and the key is fixedly connected with the clutch piece; the clutch piece and the rotating piece are in detachable clamping connection, and the clutch piece is switched between the states of being separated from the rotating piece and clamping the rotating piece; the handle connecting piece is fixedly arranged on the handle and comprises a circular part, a semicircular ring part and a convex limiting part, wherein the semicircular ring part and the convex limiting part are integrally formed on the circular part; the reversing stud is fixedly connected to the rotating piece and is abutted to the semicircular ring part of the handle connecting piece, and the reversing stud is located on the handle lifting and rotating direction of the handle connecting piece.
Furthermore, one end of the clutch piece is provided with a boss structure, the corresponding end of the rotating piece is provided with a groove structure matched with the boss structure, and the groove structure and the boss structure are suitable for mutual insertion or separation.
Furthermore, the rapid reversing door lock capable of preventing the cat eye further comprises a torsion spring; the torsional spring sleeve is arranged outside the handle, and the bottom of the protruding limiting part is abutted to one end of the torsional spring.
Furthermore, the rapid reversing cat eye prevention door lock further comprises a panel; the panel is provided with a handle hole for mounting a handle, and the handle is rotatably connected to the panel.
Furthermore, the rapid reversing peephole preventing door lock further comprises a bearing; the bearing sets up the panel the handle is downthehole, the handle cup joints in the bearing.
Furthermore, the rapid reversing cat eye preventing door lock further comprises a handle gasket; the handle gasket is sleeved between the handle hole and the handle.
Furthermore, the rapid reversing peephole preventing door lock further comprises a fixing ring; the fixing ring is fixedly connected to the handle so as to fixedly press the handle connecting piece on the handle.
Further, the one end of handle is equipped with the external screw thread, gu fixed ring's inboard is equipped with the internal thread, gu fixed ring with the handle passes through screw thread fixed connection.
Furthermore, the rapid reversing door lock capable of preventing the cat eye further comprises a closing plate; the closing plate is fixedly covered on the panel, and the clutch piece, the rotating piece and the handle connecting piece are all arranged in a hollow cavity formed by the closing plate and the panel; the sealing plate is provided with a reversing stud hole, and the reversing stud is connected into the rotating piece through the reversing stud hole.
Furthermore, the rapid reversing cat eye prevention door lock further comprises a handle cover; the handle cover is fixedly covered on the handle, a key hole is formed in the handle cover, and the key is axially and movably arranged in the key hole.
Compared with the prior art, the utility model discloses the beneficial effect that can reach does: when needs are unblanked, the user grips the handle and presses the button with the finger, and the separation and reunion piece is pushed up in the commentaries on classics piece and with commentaries on classics piece block, handle connecting piece, button, separation and reunion piece, commentaries on classics piece all can the linkage rotation this moment, through rotating the handle, can make the commentaries on classics piece rotate promptly, realize unblanking. When the locking that resets needs, the user can loosen the button when lifting the handle, and the clutch spare and commentaries on classics piece are in the state of breaking away from this moment, and the clutch spare no longer drives and changes the piece, but at the in-process that lifts on hand, the handle connecting piece is synchronous pivoted too, and the switching-over double-screw bolt is pushed up to the semicircle ring portion of handle connecting piece to make and change a piece synchronous revolution, realize resetting and lock. (1) The utility model discloses both kept the function of preventing cat eye and unblanking through separation and reunion structure, the improvement of comparing with prior art simultaneously is, the utility model discloses it shifts to rotate the piece through the handle connecting piece and resets to push up when resetting and locking, and need not drive through separation and reunion piece and rotate the piece, consequently need not continuously press down the button and lock, only need directly lift the handle (the finger loosen) can, the operation of locking that resets has been simplified, thereby shorten required time, realize that quick loosening hand is locked, it is more convenient to make the use of preventing cat eye lock, has obtained huge promotion from using experience. (2) Through the utility model discloses a structure, when needs switching-over installation handle, only need pull down a switching-over double-screw bolt, rotate 180 and tighten the switching-over double-screw bolt again with the handle, can accomplish the installation. After the direction is changed, only the pressing and lifting directions of the handle are changed, other functions are completely consistent, the adaptability and the application range of the lockset are enhanced, and the lockset can be applied to more household conditions and people with different use habits.
Drawings
Fig. 1 is an overall front view of the present invention;
fig. 2 shows an exploded view of the present invention;
fig. 3 is a left side sectional view of the present invention;
fig. 4 is a top cross-sectional view of the present invention;
FIG. 5 is an exploded view of the key, clutch member and rotating member;
FIG. 6 is a schematic view of a handle attachment;
fig. 7 is a schematic view showing a part of the structure of the present invention in a locked state (reset state);
fig. 8 is a schematic view of a part of the structure of the present invention in an idle state;
fig. 9 is a schematic view of a part of the structure of the present invention in an unlocked state;
FIG. 10 is a schematic view showing a part of the structure of the handle in a locked state (reset state) after the handle is reversed;
fig. 11 is a schematic view of a part of the structure of the handle in an unlocked state after reversing the direction.
In the figure: 1. a reversing stud; 2. closing the plate; 3. rotating the workpiece; 31. a groove structure; 4. a fixing ring; 5. a handle attachment; 51. a circular portion; 52. a semicircular ring part; 53. a protruding limit part; 6. a bearing; 7. a torsion spring; 8. a panel; 9. a handle gasket; 10. a clutch member; 101. a boss structure; 11. a handle; 12. a key press spring; 13. a handle cover; 14. and (6) pressing a key.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and the detailed description, and it should be noted that the embodiments or technical features described below can be arbitrarily combined to form a new embodiment without conflict.
The utility model discloses a prevent lock that cat eye unblanked with quick switching-over function, refer to and draw together 1-4, this kind of lock includes: a handle 11, a key 14, a key compression spring 12, a clutch piece 10, a handle connecting piece 5 and a reversing stud 1.
The key compression spring 12 is sleeved at one end of the key 14, and the key 14 is pressed against the handle 11 through the key compression spring 12, so that the key 14 is rebounded after being pressed; the key 14 and the handle 11 are fixed in the circumferential direction, so that the key 14 rotates along with the rotation of the handle 11 all the time; the button 14 is also fixedly connected with the clutch 10, specifically fixed by a screw, so that the handle 11, the button 14 and the clutch 10 are all in linkage rotation. In addition, referring to fig. 5, the clutch member 10 and the rotating member 3 are in detachable engagement connection, and the clutch member 10 is switched between the state of disengaging the rotating member 3 and engaging the rotating member 3; specifically, when the key 14 is pressed in, the clutch member 10 and the rotating member 3 are engaged and rotate in a linkage manner, and when the key 14 rebounds outwards, the clutch member 10 and the rotating member 3 are disengaged, so that transmission does not occur.
It should be noted that, there is certain transmission relation between commentaries on classics piece 3 and the spring bolt, when changeing 3 toward equidirectional rotation, the spring bolt correspondence can be telescopic motion, realizes unblanking or locking, because the transmission of this part is prior art in industry, does not the utility model discloses an improve the scope, consequently no longer describe, and the skilled person only need know in the art how commentaries on classics piece 3 in the embodiment produces the rotation can.
The handle link 5 is fixedly mounted on the handle 11, so that the handle link 5 and the handle 11 are always kept in an interlocked state. Referring to fig. 6, the handle link 5 includes a circular portion 51, and a semicircular ring portion 52 and a protruding limit portion 53 integrally formed on the circular portion 51, the protruding limit portion 53 and the semicircular ring portion 52 are oppositely disposed, so that the handle link 5 forms two sections of idle strokes, that is, two end arc grooves formed between the protruding limit portion 53 and the semicircular ring portion 52. The reversing stud 1 is fixedly connected to the rotating piece 3, the reversing stud 1 is abutted to the semicircular ring part 52 of the handle connecting piece 5, and the reversing stud 1 is positioned on the handle 11 of the handle connecting piece 5 in the lifting and rotating direction.
The working process and the working principle of the present invention are explained in detail below:
referring to fig. 7 and 9, when a user unlocks the lock, the button 14 is pressed while the handle 11 is rotated, and at this time, the button 14 pushes the clutch member 10 to move, so that the clutch member 10 is clamped into the rotating member 3, and the handle 11, the button 14, the clutch member 10 and the rotating member 3 are in a linkage rotating state, so that the rotating member 3 can be rotated by pressing the handle 11 downwards, and the unlocking is realized. Therefore, the unlocking process is driven by the clutch piece 10, if a lawbreaker extends a tool into a room through a cat eye and directly presses the handle 11, the clutch piece 10 and the rotating piece 3 cannot be linked at the moment, only the handle 11, the key 14 and the handle connecting piece 5 can rotate, referring to fig. 7-8, the protruding limit part 53 of the handle connecting piece 5 can move for an idle stroke until the protruding limit part is tightly pressed on the reversing stud bolt 1 and cannot rotate any more, and therefore the handle 11 can only idle.
Referring to fig. 9 and 7, when the user resets and locks, the finger releases the button 14 and lifts the handle 11 directly. At this time, the clutch member 10 is disengaged from the rotating member 3, and no linkage is generated between the two. Because in the process of unlocking at the beginning, the handle connecting piece 5 and the rotating piece 3 rotate synchronously, so the relative position of the reversing stud 1 and the semicircular ring part 52 can not be changed, and the reversing stud 1 always keeps abutting against the semicircular ring part 52 and is positioned on the handle 11 of the semicircular ring part 52 in the lifting and rotating direction. In the process of lifting the handle 11, the handle connecting piece 5 rotates along with the handle 11, and the reversing stud bolt 1 is jacked through the semicircular ring part 52, so that the rotating piece 3 rotates; therefore, the rotating piece 3 can be rotated by lifting the handle 11 alone, and resetting and locking are completed. Specifically, referring to fig. 7 and 9, taking the example of pressing down the handle 11 clockwise by the right hand (facing the handle 11 as a reference), the handle connecting piece 5, the clutch piece 10 and the rotating piece 3 synchronously rotate clockwise to complete unlocking; the handle 11 is lifted anticlockwise, the key 14 is loosened simultaneously, the handle 11 and the handle connecting piece 5 rotate anticlockwise synchronously, the handle connecting piece 5 pushes the rotating piece 3 to rotate anticlockwise, and resetting and locking are achieved.
Therefore, when the lock is unlocked, the clutch piece 10 is used for transmitting the rotating piece 3, so that the cat eye prevention unlocking is realized; when the lock is locked, the rotating piece 3 is driven to rotate only by the handle connecting piece 5 on the handle 11 without being driven by the clutch piece 10, so that a user can release the key 14 and directly lift the handle 11 to realize quick reset and locking.
In addition, when the handle 11 is quickly reversed, the reversing stud 1 is only required to be screwed off, the handle 11 is directly rotated by 180 degrees, then the reversing stud 1 is screwed again to complete reversing, only the pressing-down and lifting-up directions of the handle 11 are changed, and other functions are completely consistent. The working process after the direction change is as follows: referring to fig. 10-11, when the handle 11 is pressed counterclockwise (facing the handle 11 as a reference), the handle connecting member 5, the clutch member 10 and the rotating member 3 rotate counterclockwise synchronously to complete unlocking; the handle 11 is lifted clockwise, the handle 11 and the handle connecting piece 5 synchronously rotate clockwise, the handle connecting piece 5 pushes the rotating piece 3 to rotate clockwise, and resetting and locking are completed.
In a preferred embodiment, one end of clutch member 10 is provided with a boss structure 101, the corresponding end of rotating member 3 is provided with a groove structure 31 engaged with boss structure 101, and groove structure 31 and boss structure 101 are adapted to be engaged with or disengaged from each other. The clutch member 10 and the rotating member 3 are engaged or disengaged by such an axial insertion manner, and of course, connection manners using other structures are within the scope of the present invention as long as detachable connection is achieved.
As a preferred embodiment, the utility model discloses still include torsional spring 7, outside handle 11 was located to the torsional spring 7 cover, the bottom of the spacing portion 53 of protrusion and the one end butt of torsional spring 7. The torsion spring 7 functions as: when the lock is unlocked, the handle 11 is pressed down, so that the torsion spring 7 generates elastic deformation, certain resilience force is provided when the lock is reset, the manpower required for lifting the handle 11 is smaller, and the use comfort is high.
As a preferred embodiment, the present invention further comprises a panel 8, and a handle hole for installing the handle 11 is provided on the panel 8, so that the handle 11 can be rotatably connected to the panel 8. Further preferably, the utility model also comprises a bearing 6 for supporting the handle 11; the bearing 6 is arranged in a handle hole of the panel 8, and the handle 11 is sleeved in the bearing 6.
As a preferred embodiment, the utility model also comprises a handle gasket 9 which is a step-shaped structure, and the handle gasket 9 is sleeved between the handle hole and the handle 11. The function of the handle washer 9 is: since the handle 11 needs to be frequently rotated, the appearance of the panel 8 is easily subject to a problem such as paint falling, and the handle gasket 9 serves as a buffer member for protecting the appearance of the panel 8.
As a preferred embodiment, the present invention further comprises a fixing ring 4, the fixing ring 4 is fixedly connected to the handle 11 to fix and press the handle connecting member 5 on the handle 11. The function of the fixing ring 4 is: as a fixing piece, the handle connecting piece 5 is pressed tightly, so that the handle connecting piece is not easy to loosen from the handle 11, and the handle 11 and the handle connecting piece 5 are always in a fixed connection and linkage rotation state.
Further preferably, one end of the handle 11 is provided with an external thread, the inner side of the fixing ring 4 is provided with an internal thread, the fixing ring 4 and the handle 11 are fixed in a threaded connection mode, and the connection stability is high.
As a preferred embodiment, the utility model also comprises a closing plate 2; the closing plate 2 is fixedly covered on the panel 8, and the clutch piece 10, the rotating piece 3, the handle connecting piece 5, the fixing ring 4, the bearing 6 and the torsion spring 7 are all arranged in a hollow cavity formed by the closing plate 2 and the panel 8; the closing plate 2 is provided with a reversing stud hole, and the reversing stud 1 is connected into the rotating part 3 through the reversing stud hole.
When the reversing installation is disassembled, the reversing stud 1 is directly screwed out in the reversing stud hole without disassembling the sealing plate 2, then the handle 11 is rotated by 180 degrees, and then the reversing stud 1 is screwed to the original position again, so that the reversing can be completed.
As a preferred embodiment, the utility model discloses still include handle cover 13, the fixed lid of handle cover 13 closes on handle 11, is provided with the button hole on the handle cover 13, and button 14 axially movable sets up in the button hole, and button 14 spring is located the cavity between handle 11 and the handle cover 13 and holds the intracavity. The pressing end of the key 14 protrudes out of the key hole, so that a user can press the key conveniently by using a finger, and after the user releases the finger to press the key, the resilience force of the spring of the key 14 enables the key 14 to be restored to the original position.
Through the detailed explanation to the above embodiments, it can be understood that the present invention at least achieves the following beneficial effects: (1) the utility model discloses both kept preventing the function that the cat eye unblanked through the separation and reunion structure, the improvement of comparing with prior art simultaneously is, the utility model discloses it resets to push up through handle connecting piece 5 when locking, and need not drive through clutch spare 10 and change 3, consequently need not continuously press down button 14 and lock, only need directly lift handle 11 (the finger unclamp) can, the operation of locking that resets has been simplified, thereby shorten required time, realize that quick pine hand is locked, it is more convenient to make the use of preventing the cat eye lock, experience from using and obtained huge promotion. (2) Through the utility model discloses a structure, when needs switching-over installation handle 11, only need pull down a switching-over double-screw bolt 1, rotate handle 11 180 and tighten switching-over double-screw bolt 1 again, can accomplish the installation. After the direction is changed, only the pressing and lifting directions of the handle 11 are changed, other functions are completely consistent, the adaptability and the application range of the lockset are enhanced, and the lockset can be applied to more household conditions and people with different use habits.
The above embodiments are only preferred embodiments of the present invention, and the protection scope of the present invention cannot be limited thereby, and any insubstantial changes and substitutions made by those skilled in the art based on the present invention are all within the protection scope of the present invention.
Claims (10)
1. The utility model provides a but cat eye door lock of preventing of quick switching-over which characterized in that includes: the handle, the key compression spring, the clutch piece, the handle connecting piece, the rotating piece and the reversing stud; the key is pressed against the handle through the key compression spring, the key and the handle are fixed in the circumferential direction, and the key is fixedly connected with the clutch piece; the clutch piece and the rotating piece are in detachable clamping connection, and the clutch piece is switched between the states of being separated from the rotating piece and clamping the rotating piece; the handle connecting piece is fixedly arranged on the handle and comprises a circular part, a semicircular ring part and a convex limiting part, wherein the semicircular ring part and the convex limiting part are integrally formed on the circular part; the reversing stud is fixedly connected to the rotating piece and is abutted to the semicircular ring part of the handle connecting piece, and the reversing stud is located on the handle lifting and rotating direction of the handle connecting piece.
2. The rapid reversible peep-preventing door lock according to claim 1, wherein one end of the clutch member is provided with a boss structure, the corresponding end of the rotating member is provided with a groove structure matched with the boss structure, and the groove structure and the boss structure are suitable for being mutually inserted and separated.
3. The rapidly reversible anti-peep hole door lock according to claim 1, characterized in that it further comprises a torsion spring; the torsional spring sleeve is arranged outside the handle, and the bottom of the protruding limiting part is abutted to one end of the torsional spring.
4. The rapidly reversible anti-peep hole door lock according to claim 1, characterized in that it further comprises a face plate; the panel is provided with a handle hole for mounting a handle, and the handle is rotatably connected to the panel.
5. The rapidly reversible anti-peep hole door lock according to claim 4, characterized in that it further comprises a bearing; the bearing sets up the panel the handle is downthehole, the handle cup joints in the bearing.
6. The rapidly reversible anti-peep hole door lock according to claim 4, characterized in that it further comprises a handle washer; the handle gasket is sleeved between the handle hole and the handle.
7. The rapidly reversible anti-peep hole door lock according to claim 1, characterized in that it further comprises a fixing ring; the fixing ring is fixedly connected to the handle so as to fixedly press the handle connecting piece on the handle.
8. The quick reversing door lock according to claim 7, wherein the handle has an external thread at one end and an internal thread at an inner side of the fixing ring, and the fixing ring is fixedly connected to the handle by the thread.
9. The rapidly reversible anti-peep hole door lock according to claim 4, further comprising a closing plate; the closing plate is fixedly covered on the panel, and the clutch piece, the rotating piece and the handle connecting piece are all arranged in a hollow cavity formed by the closing plate and the panel; the sealing plate is provided with a reversing stud hole, and the reversing stud is connected into the rotating piece through the reversing stud hole.
10. The rapidly reversible anti-peep hole door lock according to claim 1, further comprising a handle cover; the handle cover is fixedly covered on the handle, a key hole is formed in the handle cover, and the key is axially and movably arranged in the key hole.
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CN201922082650.6U CN211622981U (en) | 2019-11-26 | 2019-11-26 | Cat eye-preventing door lock capable of being quickly reversed |
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CN201922082650.6U CN211622981U (en) | 2019-11-26 | 2019-11-26 | Cat eye-preventing door lock capable of being quickly reversed |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN110700697A (en) * | 2019-11-26 | 2020-01-17 | 广东科徕尼智能科技有限公司 | Cat eye-preventing door lock capable of being quickly reversed |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN110700697A (en) * | 2019-11-26 | 2020-01-17 | 广东科徕尼智能科技有限公司 | Cat eye-preventing door lock capable of being quickly reversed |
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Address after: 510000 No.21 Shihua Road, Hualong Town, Panyu District, Guangzhou City, Guangdong Province Patentee after: Guangdong haomadame smart home Co.,Ltd. Address before: No.1, No.2 highway, No.2, Panyu, Guangzhou Patentee before: GUANGDONG KELAINI INTELLIGENT TECHNOLOGY Co.,Ltd. |