CN210342945U - Door lock - Google Patents
Door lock Download PDFInfo
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- CN210342945U CN210342945U CN201920996151.5U CN201920996151U CN210342945U CN 210342945 U CN210342945 U CN 210342945U CN 201920996151 U CN201920996151 U CN 201920996151U CN 210342945 U CN210342945 U CN 210342945U
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- push rod
- lock
- cylinder cover
- key
- lock cylinder
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Abstract
The utility model discloses a door lock, which comprises a panel, a lock cylinder cover and a lock frame body fixedly connected with the panel, wherein the panel is provided with a lock cylinder cover hole, and the cover body of the lock cylinder cover is matched with the shape of the lock cylinder cover hole; the lock cylinder cover can be rotationally switched between an opening position and a closing position relative to the lock frame body, and an elastic component is arranged between the lock cylinder cover and the lock frame body; the door lock further comprises a push rod assembly and a key assembly which are arranged inside the door lock, wherein the push rod assembly comprises a push rod and a first elastic piece, and the key assembly comprises a key and a second elastic piece; when the lock cylinder cover is located at the closing position, the lock cylinder cover and the push rod are clamped and fixed through a matched clamping structure, and the elastic component stores elastic deformation energy for enabling the lock cylinder cover to be switched to the opening position in a rotating mode; when the key is pressed, the push rod can be driven to act so as to enable the clamping structure to be disengaged, and the first elastic piece can be extruded while the push rod acts; the second elastic piece is also pressed when the key is pressed. The door lock has the advantages that the structure for opening and closing the lock cylinder cover is reliable and stable through the structural design, and the door lock is not easy to damage.
Description
Technical Field
The utility model relates to a lock technical field especially relates to a door lock.
Background
Along with the development of science and technology, the application of intelligent lock is more and more extensive, and usually, intelligent lock accessible is through inputing the password on the lock panel or through fingerprint unblock. Meanwhile, in order to avoid accidents, a structure that a key is inserted into the lock cylinder to rotate so as to unlock is also provided.
Under the general condition, the chance of unblock through the key is less, and in order to keep the aesthetic property of lock, the lock core lid that is equipped with more on the intelligence lock, and under the normality, the lock core is sheltered from to the lock core lid, when having needs, operates the lock core through opening the lock core lid.
Of course, for a non-intelligent door lock, there is also a structure in which a lock cylinder cover is provided on the lock surface to shield the lock cylinder.
At present, the most widely used lock cylinder cover structure in the market is an embedded structure, the lock cylinder cover is embedded into a panel by the embedded structure and is opened in a rotating mode, and when the use frequency is high or the rotating force is high, a rotating shaft is easy to break.
In view of this, how to improve the door lock structure, the structure of opening or closing the lock cylinder cover is reliable and not easy to be damaged, which is a technical problem that needs to be solved by those skilled in the art at present.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a door lock, this door lock make the reliable and stable structure of opening and close lock core lid through structural design, and not fragile.
In order to solve the technical problem, the utility model provides a door lock, which comprises a panel, a lock cylinder cover and a lock frame body fixedly connected with the panel, wherein the panel is provided with a lock cylinder cover hole, and the cover body of the lock cylinder cover is matched with the shape of the lock cylinder cover hole; the lock cylinder cover can be rotationally switched between an opening position and a closing position relative to the lock frame body, and an elastic component is arranged between the lock cylinder cover and the lock frame body;
the door lock further comprises a push rod assembly and a key assembly which are arranged inside the door lock, wherein the push rod assembly comprises a push rod and a first elastic piece, and the key assembly comprises a key and a second elastic piece;
when the lock cylinder cover is located at the closing position, the lock cylinder cover is clamped and fixed with the push rod through a matched clamping structure, and the elastic component stores elastic deformation energy for enabling the lock cylinder cover to rotate and switch to the opening position;
when the push button is pressed, the push rod can be driven to act so as to enable the clamping structure to be disengaged, and the first elastic piece can be extruded to form deformation energy for resetting the push rod while the push rod acts; the second elastic piece is also pressed when the key is pressed, so that the deformation energy for resetting the key is formed.
The utility model provides a door lock, when needing to open the lock core lid, through pressing the button and make the push rod action and remove the block of push rod and lock core lid fixed, at this moment, the lock core lid is not restricted by mechanical structure, under the effect of the elastic deformation ability of elastic component deposit, the lock core lid rotates to the open position relative to the lock frame body, exposes lock core lid hole; after the pressing force applied to the key is cancelled, the key is reset under the action of the second elastic piece, and the push rod is reset under the action of the first elastic piece; when the lock cylinder cover needs to be closed, the lock cylinder cover is pressed, the lock cylinder cover rotates from the opening position to the closing position, in the process, the elastic part stores elastic deformation energy, and the lock cylinder cover is fixed through the clamping structure when being switched to the closing position in a rotating mode.
Therefore, the door lock can drive the related structure to move to open the lock cylinder cover by pressing the key, the power for switching the rotation of the lock cylinder cover is realized by the elastic part, the door lock is irrelevant to manual operation, the abrasion caused by manual misoperation can be avoided, and the door lock is high in reliability and not easy to damage.
The door lock further comprises a supporting plate positioned between the panel and the lock frame body, the push rod assembly further comprises a push rod cover body, the supporting plate is provided with a groove, and the push rod cover body is fixedly connected with the supporting plate and used for plugging an opening of the groove; the push rod and the first elastic piece are arranged in the groove;
one side of the push rod cover body facing the groove is provided with a sliding groove used for guiding the push rod, and two ends of the first elastic piece are respectively abutted against one end of the push rod and the groove wall of the groove.
As above-mentioned lock, the lock frame body has the key hole of installation the button, the backup pad has first through-hole with the position that the key hole corresponds, the push rod has the second through-hole with the position that the first through-hole corresponds, the inner of button has the bellying, the both ends of second elastic component respectively with the button with the backup pad butt, and dispose into: when the key moves towards the push rod, the protruding part can be abutted against the hole wall part of the second through hole and drive the push rod to move towards the side where the first elastic piece is located.
In the door lock, the hole wall portion of the second through hole, which is engaged with the protruding portion, has an inclined surface structure, and a portion of the protruding portion, which abuts against the hole wall portion, also has an inclined surface structure.
In the door lock, the end part of the push rod far away from the first elastic piece forms a first clamping part of the clamping structure, and one end of the cover body close to the push rod is provided with a second clamping part which is clamped and matched with the first clamping part.
In the door lock, one end of the cover body close to the push rod is provided with an extension part extending towards the lock frame body, the end part of the extension part is provided with a convex part protruding towards the push rod direction, and the extension part and the convex part form the second clamping part; and when the first clamping part is positioned at the closing position, the first clamping part is abutted against the extension part, and the convex part is abutted against the back surface of the first clamping part.
In the door lock, the first engaging portion and the protruding portion are further provided with guiding structures that are engaged with each other, so that when the cylinder cover rotates from the open position to the closed position, the protruding portion can push the push rod to move toward the first elastic member.
In the door lock, the guide structure includes a guide slope formed on the first engaging portion and a guide slope formed on the projection.
The door lock further comprises a rotating shaft seat, the rotating shaft seat is fixedly connected with the lock frame body, one end, far away from the push rod, of the lock cylinder cover is provided with a connecting portion, the connecting portion is provided with a rotating shaft sleeve portion in running fit with the rotating shaft, and two ends of the rotating shaft are connected with the rotating shaft seat.
According to the door lock, the elastic component is a torsion spring sleeved on the rotating shaft, one elastic foot of the torsion spring is connected with the rotating shaft seat, and the other elastic foot is connected with the lock cylinder cover.
Drawings
FIG. 1 is an exploded view of one embodiment of the door lock of the present invention;
FIG. 2 is a rear view of FIG. 1;
fig. 3 is a schematic cross-sectional view of a lock cylinder cover structure of the door lock of the present invention;
FIG. 4 is a schematic structural diagram of the key shown in FIG. 1;
FIG. 5 is a schematic view of the cylinder cover of FIG. 1.
Wherein, the one-to-one correspondence between component names and reference numbers in fig. 1 to 5 is as follows:
a cylinder cover 20, a cover body 21, an extension portion 211, a projection 212, a connection portion 213, a spindle sleeve portion 2131;
the push rod 31, the second through hole 311, the second guide slope 3111, the guide slope 312, the first elastic member 32, the push rod cover 33, and the slide groove 331;
the key 41, the convex part 411, the first guiding inclined surface 4111 and the second elastic member 42;
a support plate 50, a groove 51, a first through hole 52;
the hinge comprises a rotating shaft seat 60, a torsion spring 70, a lock frame body 80, a key hole 81 and a rotating shaft 90.
Detailed Description
In order to make the technical field better understand the solution of the present invention, the following detailed description of the present invention is provided with reference to the accompanying drawings and the detailed description.
Referring to fig. 1 to 5, fig. 1 is an exploded schematic view of an embodiment of a door lock according to the present invention; FIG. 2 is a rear view of FIG. 1; fig. 3 is a schematic cross-sectional view of a lock cylinder cover structure of the door lock of the present invention; FIG. 4 is a schematic structural diagram of the key shown in FIG. 1; FIG. 5 is a schematic view of the cylinder cover of FIG. 1.
In this embodiment, the door lock includes a panel 10, a cylinder cover 20, and a lock frame 80 fixedly connected to the panel 10, and after the panel 10 is fixedly connected to the lock frame 80, a space for accommodating a structure related to the door lock is formed therebetween, and it can be understood that, after the door lock is installed, the panel 10 of the door lock faces outward with respect to the door, and the lock frame 80 is close to the door.
The side of the panel 10 is referred to herein as the front and the side of the lock frame 80 is referred to herein as the back.
The panel 10 is provided with a lock cylinder cover hole 11, the cover body 21 of the lock cylinder cover 20 is matched with the lock cylinder cover hole 11 in shape, the lock cylinder cover 20 can be rotationally switched between an opening position and a closing position relative to the lock frame body 80, it can be understood that the lock cylinder cover 20 is in the opening position, namely the lock cylinder cover 20 does not shield the lock cylinder cover hole 11, the lock cylinder of the door lock is in an exposed state, the lock cylinder can be operated by a key, and the lock cylinder cover 20 is in the closing position, namely the lock cylinder cover 20 shields the lock cylinder cover hole 11, so that the lock cylinder is not exposed.
Wherein, an elastic component is arranged between the lock cylinder cover 20 and the lock frame body 80.
The door lock further comprises a push rod assembly and a key assembly which are arranged inside the door lock, wherein the push rod assembly comprises a push rod 31 and a first elastic piece 32, and the key assembly comprises a key 41 and a second elastic piece 42.
The lock cylinder cover 20 is located at the closing position, the lock cylinder cover 20 and the push rod 31 are clamped and fixed through a matched clamping structure, and the elastic component is provided with elastic deformation energy for enabling the lock cylinder cover 20 to rotate and switch to the opening position; it can be understood that since the cylinder cover 20 is relatively fixed to the push rod 31, the cylinder cover 20 does not rotate although the elastic member provided between the cylinder cover 20 and the lock frame 80 has elastic deformation energy for rotating the cylinder cover 20; when the engagement and fixation between the cylinder cover 20 and the push rod 31 are released, the cylinder cover 20 is rotated by the elastic member to switch the position state.
When the push button 41 is pressed, the push rod 31 can be driven to move to disengage the clamping structure, namely, the relative fixed relation between the push rod 31 and the lock cylinder cover 20 is released, the push rod 31 can press the first elastic piece 32 to form deformation energy for resetting the push rod 31 while moving, so that after the pressing force applied to the push button 41 is cancelled, the push rod 31 can be reset under the action of the first elastic piece 32; the push button 41 is pressed to press the second elastic member 42 to form a deformation energy for restoring the push button 41, so that the push button 41 can be restored by the second elastic member 42 after the pressing force to the push button 41 is removed.
When the lock cylinder cover 20 needs to be opened, the push rod 31 is operated by pressing the button 41 to release the clamping fixation of the push rod 31 and the lock cylinder cover 20, at the moment, the lock cylinder cover 20 is not restricted by a mechanical structure, and under the action of elastic deformation energy stored by an elastic component, the lock cylinder cover 20 rotates to an opening position relative to the lock frame body 80, and the lock cylinder cover hole 11 is exposed; after the pressing force applied to the key 41 is cancelled, the key 41 is reset under the action of the second elastic member 42, and the push rod 31 is reset under the action of the first elastic member 32; when the cylinder cover 20 needs to be closed, the cylinder cover 20 is pressed, the cylinder cover 20 rotates from the open position to the closed position, and in the process, the elastic component stores elastic deformation energy, and is clamped and fixed with the push rod 31 through the clamping structure when the cylinder cover 20 rotates to be switched to the closed position.
Therefore, the door lock can drive the related structure to open the lock cylinder cover 20 by pressing the key 41, the power for rotating and switching the lock cylinder cover 20 is realized by the elastic part, the door lock is unrelated to manual operation, abrasion caused by improper manual operation can be avoided, and the door lock is high in reliability and not easy to damage.
In this embodiment, the button 41 of the door lock is disposed on the lock frame 80, i.e. on the back of the door lock, so that after the door lock is installed, the button 41 is not disposed on the front, which has a hidden effect, and can prevent a user from touching the button 41 by mistake, especially by a child. Obviously, in order to enable the normal operation of the keys 41, the specific arrangement positions of the keys 41 correspond to the handles.
In a specific embodiment, the door lock further includes a supporting plate 50 located between the panel 10 and the lock frame 80, the supporting plate 50 has a groove 51, and the groove 51 is used for placing the push rod 31 and the first elastic member 32.
The push rod assembly further comprises a push rod cover plate 33, the push rod cover plate 33 is fixedly connected with the support plate 50 and is used for sealing the opening of the groove 51, so that the push rod 31 can be limited between the push rod cover plate 33 and the support plate 50.
The side of the push rod cover plate 33 facing the groove 51 has a slide groove 331 for guiding the push rod 31, and both ends of the first elastic member 32 are respectively abutted against one end of the push rod 31 and a groove wall of the groove 51.
Specifically, the slide groove 331 extends in the longitudinal direction of the panel 10, and the push rod 31 is specifically movable back and forth in the longitudinal direction of the panel 10.
In the orientation shown in the figure, in the present embodiment, the cylinder cover hole 11 of the panel 10 is specifically located at a lower position of the panel 10, and accordingly, the cylinder cover 20 is also located close to the lower portion of the door lock.
Specifically, the push rod 31 is located above the lock cylinder cover 20, the first elastic member 32 is located at the upper end of the push rod 31, the first elastic member 32 can specifically select a spring, the lower end of the first elastic member abuts against the push rod 31, the upper end of the first elastic member abuts against the groove top wall of the groove 51, and the upper end of the push rod 31 can form a limiting column structure, so that the spring is sleeved on the limiting column to achieve limiting.
Thus, an engaging structure for engaging the pushrod 31 with the cylinder cover 20 is formed between the lower end of the pushrod 31 and the upper end of the cylinder cover 20.
In a specific scheme, a key hole 81 for installing the key 41 is formed in the lock frame 80, a first through hole 52 is formed in a position of the support plate 50 corresponding to the key hole 81, and a second through hole 311 is formed in a position of the push rod 31 corresponding to the first through hole 51; the inner end of the key 41, which is the end of the key 41 close to the inner space of the door lock, is provided with a protrusion 411, and the key 41 is attached to the lock housing 80, so that the inner end is the end facing the panel 10. Both ends of the second elastic member 42 abut against the push button 41 and the support plate 50, respectively.
When the key 41 is pressed, the key 41 can move towards the direction of the supporting plate 50, the protruding portion 411 can pass through the first through hole 51 to abut against the hole wall portion of the second through hole 311, and drive the push rod 31 to move upwards so as to press the first elastic member 32, and meanwhile, the engaging structure between the first elastic member and the lock cover plate 20 is disengaged.
Obviously, in order to make the boss 42 of the button 41 fit with the second through hole 311 of the push rod 31, the first through hole 51 is sized so that the boss 42 can pass through.
Specifically, in order to make the push rod 31 move upward after the key 41 abuts against the hole wall portion of the second through hole 311, the mating surface between the protrusion 42 of the key 41 and the hole wall portion of the second through hole 311 is an inclined surface, specifically, as shown in fig. 3, the protrusion 42 has an upward first guiding inclined surface 4111, the hole wall portion between the second through hole 311 and the protrusion 42 has a downward second guiding inclined surface 3111, and when the protrusion 42 of the key 41 abuts against the hole wall portion of the second through hole 311, the push rod 31 can be pushed to move upward due to the cooperation of the first guiding inclined surface and the second guiding inclined surface 3111.
In a specific embodiment, a lower end of the push rod 31 forms a first engaging portion of the engaging structure, and an upper end of the cover body 21 of the lock cylinder cover 20 is provided with a second engaging portion engaged with the first engaging portion.
Specifically, the upper end of the cover 21 is provided with an extension 211 extending toward the lock frame 80, the end of the extension 211 is provided with a protrusion 212 protruding toward the push rod 31, and the extension 211 and the protrusion 212 form the second engagement portion.
When the cylinder cover 20 is in the closed position, the lower end of the push rod 31 abuts against the groove structure formed by the extending portion 211 and the protrusion 212, that is, the bottom end of the push rod 31 abuts against the extending portion 211, and the back surface of the lower end of the push rod 31 abuts against the protrusion 212, as shown in fig. 3, the protrusion 212 of the cylinder cover 20 is locked by the lower end of the push rod 31, and the cylinder cover 20 and the push rod 31 are relatively fixed and cannot rotate.
When the push rod 31 moves upward by pressing the button 41, the protrusion 212 is not restricted, and the cylinder cover 20 rotates toward the panel 10 to open the cylinder cover hole 11 by the elastic deformation energy stored in the elastic member.
In actual operation, after the key 41 is pressed to open the cylinder cover 20, the key 41 is not pressed any more, at this time, the key 41 is reset by the second resetting member 42, and the push rod 31 is also reset by the first resetting member 32, that is, the first engaging portion at the lower end of the push rod 31 is in the engaging position.
At this time, when the cylinder cover 20 needs to be closed, a person acts on the cylinder cover 20 to rotate it toward the lock frame 80, and the first engaging portion of the push rod 31 is located at the engaging position, so that the convex portion 212 of the cylinder cover 20 will abut against the first engaging portion of the push rod 31 after rotating to a certain extent, and when the cylinder cover continues to rotate, the convex portion 212 will abut against the first engaging portion to move the push rod 31 upward, and after the convex portion 212 rotates to be separated from the first engaging portion, the push rod 31 returns to the original position under the action of the first restoring member 32 to engage with the extending portion 211 and the convex portion 212.
In a specific embodiment, in order to facilitate the smoothness of the movement when the cylinder cover 20 is switched from the open position to the closed position, and particularly to avoid the abrasion between the second engaging portion of the cylinder cover 20 and the first engaging portion of the push rod 31, a guiding structure is further disposed between the first engaging portion of the push rod 31 and the protrusion 212 of the cylinder cover 20, so that the protrusion 212 pushes the push rod 31 to move upward during the closing process of the cylinder cover 20.
Specifically, the guide structure includes a slope structure formed on the protrusion 212 and a guide slope 312 formed on the first engaging portion, as shown in fig. 3, the guide slope 312 of the push rod 31 is formed on the front side of the lower end portion of the push rod 31, and the inner end of the protrusion 212 is formed on an upward slope structure where the guide slope 312 is engaged.
In a specific embodiment, the lower end of the lock cylinder cover 20 is provided with a connecting portion 213, the lock cylinder cover 20 is rotatably connected to the lock frame 80 through the connecting portion 213, the door lock further includes a rotating shaft seat 60, the rotating shaft seat 60 is fixedly connected to the lock frame 80, the connecting portion 213 is provided with a rotating shaft sleeve portion 2131 rotatably fitted with the rotating shaft 90, the rotating shaft 90 is rotatably inserted into the rotating shaft sleeve portion 2131, and both ends of the rotating shaft 90 are connected to the rotating shaft seat 60.
Specifically, the elastic member may be a torsion spring 70, the torsion spring 70 may be sleeved on the rotation shaft 90, one spring leg of the torsion spring is connected to the rotation shaft seat 60, and the other spring leg is connected to the lock cylinder cover 20.
The above is a detailed description of the door lock provided by the present invention. The principles and embodiments of the present invention have been explained herein using specific examples, and the above descriptions of the embodiments are only used to help understand the method and its core ideas of the present invention. It should be noted that, for those skilled in the art, without departing from the principle of the present invention, the present invention can be further modified and modified, and such modifications and modifications also fall within the protection scope of the appended claims.
Claims (10)
1. A door lock comprises a panel, a lock cylinder cover and a lock frame body fixedly connected with the panel, wherein the panel is provided with a lock cylinder cover hole, and a cover body of the lock cylinder cover is matched with the lock cylinder cover hole in shape; the lock cylinder cover can be rotationally switched between an opening position and a closing position relative to the lock frame body, and an elastic component is arranged between the lock cylinder cover and the lock frame body;
the door lock further comprises a push rod assembly and a key assembly which are arranged inside the door lock, wherein the push rod assembly comprises a push rod and a first elastic piece, and the key assembly comprises a key and a second elastic piece;
when the lock cylinder cover is located at the closing position, the lock cylinder cover is clamped and fixed with the push rod through a matched clamping structure, and the elastic component stores elastic deformation energy for enabling the lock cylinder cover to rotate and switch to the opening position;
when the push button is pressed, the push rod can be driven to act so as to enable the clamping structure to be disengaged, and the first elastic piece can be extruded to form deformation energy for resetting the push rod while the push rod acts; the second elastic piece is also pressed when the key is pressed, so that the deformation energy for resetting the key is formed.
2. The door lock of claim 1, further comprising a support plate disposed between the face plate and the lock frame body, wherein the push rod assembly further comprises a push rod cover, the support plate has a groove, and the push rod cover is fixedly connected to the support plate and used for sealing an opening of the groove; the push rod and the first elastic piece are arranged in the groove;
one side of the push rod cover body facing the groove is provided with a sliding groove used for guiding the push rod, and two ends of the first elastic piece are respectively abutted against one end of the push rod and the groove wall of the groove.
3. The door lock according to claim 2, wherein the lock frame body has a key hole for mounting the key, the support plate has a first through hole at a position corresponding to the key hole, the push rod has a second through hole at a position corresponding to the first through hole, the key has a protrusion at an inner end thereof, and both ends of the second elastic member are respectively abutted against the key and the support plate, and are configured to: when the key moves towards the push rod, the protruding part can be abutted against the hole wall part of the second through hole and drive the push rod to move towards the side where the first elastic piece is located.
4. The door lock according to claim 3, wherein the hole wall portion of the second through hole, which is engaged with the protrusion, has a slope structure, and a portion of the protrusion, which abuts against the hole wall portion, has a slope structure.
5. The door lock according to claim 2, wherein the end of the push rod away from the first elastic member forms a first engaging portion of the engaging structure, and the end of the cover body close to the push rod is provided with a second engaging portion engaged with the first engaging portion.
6. The door lock according to claim 5, wherein an end of the cover body close to the push rod is provided with an extension portion extending toward the lock frame body, an end of the extension portion is provided with a convex portion protruding toward the push rod, and the extension portion and the convex portion form the second engaging portion; and when the first clamping part is positioned at the closing position, the first clamping part is abutted against the extension part, and the convex part is abutted against the back surface of the first clamping part.
7. The door lock of claim 6, wherein the first engaging portion and the protruding portion further have guiding structures cooperating with each other, such that the protruding portion can push the push rod to move toward the first elastic member when the cylinder cover rotates from the open position to the closed position.
8. The door lock according to claim 7, wherein the guide structure includes a guide slope formed at the first engaging portion and a guide slope formed at the convex portion.
9. The door lock according to any one of claims 1 to 8, further comprising a rotation shaft seat, wherein the rotation shaft seat is fixedly connected to the lock frame, a connecting portion is provided at an end of the lock cylinder cover away from the push rod, the connecting portion has a rotation shaft sleeve portion rotatably engaged with the rotation shaft, and both ends of the rotation shaft are connected to the rotation shaft seat.
10. The door lock of claim 9, wherein the elastic member is a torsion spring sleeved on the rotation shaft, one spring leg of the torsion spring is connected to the rotation shaft seat, and the other spring leg is connected to the lock cylinder cover.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201920996151.5U CN210342945U (en) | 2019-06-28 | 2019-06-28 | Door lock |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201920996151.5U CN210342945U (en) | 2019-06-28 | 2019-06-28 | Door lock |
Publications (1)
Publication Number | Publication Date |
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CN210342945U true CN210342945U (en) | 2020-04-17 |
Family
ID=70192069
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201920996151.5U Active CN210342945U (en) | 2019-06-28 | 2019-06-28 | Door lock |
Country Status (1)
Country | Link |
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CN (1) | CN210342945U (en) |
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2019
- 2019-06-28 CN CN201920996151.5U patent/CN210342945U/en active Active
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Address after: 100085 a521, 5th floor, block a, Huilongguan maker Plaza, 338 Huilongguan East Street, Changping District, Beijing Patentee after: Yunding Network Technology (Beijing) Co.,Ltd. Address before: 100085 a521, 5th floor, block a, Huilongguan maker Plaza, 338 Huilongguan East Street, Changping District, Beijing Patentee before: YUN DING NETWORK TECHNOLOGY (BEIJING) Co.,Ltd. |