CN219808833U - Door handle inner and outer quick-opening interlocking structure - Google Patents
Door handle inner and outer quick-opening interlocking structure Download PDFInfo
- Publication number
- CN219808833U CN219808833U CN202320868372.0U CN202320868372U CN219808833U CN 219808833 U CN219808833 U CN 219808833U CN 202320868372 U CN202320868372 U CN 202320868372U CN 219808833 U CN219808833 U CN 219808833U
- Authority
- CN
- China
- Prior art keywords
- opening
- quick
- linkage
- piece
- locking
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 230000001360 synchronised effect Effects 0.000 claims description 15
- 230000007246 mechanism Effects 0.000 claims description 7
- 239000003973 paint Substances 0.000 claims description 4
- 230000007704 transition Effects 0.000 claims description 4
- 230000009471 action Effects 0.000 claims description 2
- 239000004579 marble Substances 0.000 claims description 2
- 238000000926 separation method Methods 0.000 claims description 2
- 230000008859 change Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Abstract
The utility model provides an inner and outer quick-opening interlocking structure of a door handle, which comprises an inner handle, an inner panel, an outer handle and an outer panel, wherein the inner handle and the outer handle are respectively assembled with the corresponding inner panel and the outer panel.
Description
Technical Field
The utility model relates to a handle lock, in particular to a door handle inner and outer quick-opening interlocking structure.
Background
At present, the inner handle and the outer handle of the existing door handle are the same in interlocking structure, handle locking is achieved through the cooperation of the movable locking piece and the locking piece, the inner handle and the outer handle are in unlocking or locking states completely through pushing of the pushing piece, based on long-term use habits of people, users consciously hold the handles to rotate when opening doors, the users can recall that the handles are unlocked through the pushing piece when finding that the handles cannot rotate, the pushing piece is arranged on the inner panel, the operation is troublesome, the purpose achieved by the interlocking structure is to limit the rotation of the outer handle, the rotation of the inner handle and the outer handle is limited by the traditional interlocking structure, and therefore a large optimization space is still reserved on the basis of the traditional structure, and the door handle inner and outer quick-opening interlocking structure which is more convenient to use and more fits the use habits of people is provided.
Disclosure of Invention
Aiming at the defects of the prior art, the utility model provides the door handle inner and outer quick-opening interlocking structure which is more convenient to use and more suitable for the use habit of people.
In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows: the utility model provides a door handle is inside and outside quick-opening interlocking structure, includes interior handle, interior panel, outer handle and outer panel, interior handle and outer handle respectively with corresponding interior panel and outer panel assembly, interior panel in be equipped with interior handle synchronous rotation's quick-opening spare, still include movable lock, movable lock is connected with and is used for supplying external force to drive its for interior panel to do rectilinear motion's impeller, be equipped with in the outer panel with outer handle synchronous rotation's locking piece, still include the linkage latch, movable lock and linkage cooperation of linkage latch, when movable lock receives the exogenic action of impeller to move towards quick-opening spare direction, linkage latch synchronous motion until with locking piece locking cooperation restriction outer handle rotation, when interior handle rotates, quick-opening synchronous rotation drives movable lock and resets, linkage latch and movable lock synchronous motion until with the separation of locking piece thereby release the rotation restriction of outer handle.
The movable lock piece is provided with a fitting part, the outer wall of the quick-opening piece is provided with a pushing part, the diameter from the pushing part to the center of the circle of the quick-opening piece is larger than the diameter of the outer wall of the quick-opening piece and the center of the circle of the quick-opening piece, and when the inner handle rotates, the pushing part of the quick-opening piece is contacted with the fitting part of the movable lock piece and drives the movable lock piece to reset.
The locking piece has a locking piece, correspondingly, the linkage locking piece has a locking groove, the outer handle is limited to rotate after the locking groove of the linkage locking piece and the locking piece are matched and locked, and the outer handle is released from rotation limitation when the linkage locking piece moves synchronously along with the movable locking piece until the locking groove of the linkage locking piece and the locking piece of the locking piece are separated.
The movable lock piece is fixedly provided with a linkage rod, correspondingly, the linkage lock piece is provided with a clamping hole or a linkage sleeve for the linkage rod to be inserted, and the movable lock piece and the linkage lock piece realize synchronous movement through the cooperation of the linkage rod and the linkage sleeve.
The inner panel is provided with an opening or a hole for installing the pushing piece and the movable locking piece, and when the lower end of the inner panel is provided with the opening, the pushing piece is assembled with the tail end of the movable locking piece; when the surface of the inner panel is provided with the opening, the pushing piece is fixedly assembled with the movable locking piece through the screw, and the opening can be used for the screw of the pushing piece to do linear reciprocating motion.
When the movable locking piece is installed with the pushing piece through the opening at the lower end of the inner panel, the movable locking piece limits the movable locking piece to separate from the inner panel through the first cover plate, the first cover plate is fixed with the inner panel through screws, and the first cover plate is provided with a first movable hole for the linkage rod to move.
The linkage locking piece is limited to be separated from the outer panel through the second cover plate, the second cover plate is fixed with the outer panel through screws, and the second panel is provided with a second movable hole for the linkage rod to move.
The movable locking piece and the linkage locking piece are respectively provided with a positioning groove used for positioning the locking state and the unlocking state, the movable locking piece is matched with the first cover plate or the inner panel through an elastic positioning mechanism to realize the elastic positioning of the locking state or the unlocking state, and the linkage locking piece is matched with the second cover plate or the outer panel through an elastic positioning structure to realize the elastic positioning of the locking state or the unlocking state.
The elastic positioning mechanism is a marble and a spring arranged on the inner panel and the outer panel, or a spring plate arranged on the first cover plate and the second cover plate, and the tail end of the spring plate is provided with a positioning protrusion matched with the positioning groove.
The pushing part of the quick-opening part is provided with a contact part which is firstly contacted with the attaching part of the movable lock part when rotating, the contact part is arranged between the pushing part of the quick-opening part and the surface of the quick-opening part attached to the attaching part, and the contact part is in arc transition.
The outer panel has the insurance hole, the linkage latch has the unlocking groove that can supply the instrument to stir the linkage latch corresponding to the insurance hole position, still include with the rubber buffer of insurance hole shape unanimity, in the insurance hole was gone into to the rubber buffer elasticity, rubber buffer surface and outer panel surface are in the coplanar, and its surface colour is unanimous with outer panel paint color.
The utility model has the beneficial effects that: the utility model provides an inner and outer quick-opening interlocking structure of a door handle, which controls a movable lock plate and a linkage lock plate to synchronously move through a pushing piece, so that the linkage lock plate and a locking piece of an outer handle are locked, the outer handle is limited to rotate, the unlocking is realized through the rotation of an inner handle, and the quick-opening piece drives the movable lock member to reset, so that the linkage lock member is synchronously driven to synchronously move and separate from the locking piece for unlocking, the unlocking of the outer handle is realized, the integral structure is simple, the use habit of people is more fitted, the use is more convenient, and the door handle is very practical.
Drawings
FIG. 1 is a schematic view showing the structure of an inner handle in a locked state;
FIG. 2 is a schematic view showing the structure of the outer handle in the locked state;
FIG. 3 is a schematic view showing the structure of the inner handle in an unlocked state;
FIG. 4 is a schematic view showing the structure of the outer handle in an unlocked state;
fig. 5 is a schematic view of the structure of the safety hole of the outer handle according to the present utility model.
Detailed Description
As shown in fig. 1-5, an interlocking structure for opening a door handle quickly inside and outside a door handle comprises an inner handle 100, an inner panel 110, an outer handle 200 and an outer panel 210, wherein the inner handle 100 and the outer handle 200 are respectively assembled with the corresponding inner panel 110 and outer panel 210, the inner panel 110 is internally provided with a quick-opening part 120 which rotates synchronously with the inner handle 100, the interlocking structure further comprises a movable lock 130, the movable lock 130 is connected with a pushing part 140 which is used for driving the movable lock 130 to do linear motion relative to the inner panel 110 by external force, the outer panel 210 is internally provided with a locking part 220 which rotates synchronously with the outer handle 200, the interlocking structure further comprises a linkage lock 230, the movable lock 130 is in linkage fit with the linkage lock 230, when the movable lock 130 is driven by the external force of the pushing part 140 to move towards the quick-opening part 120, the linkage lock 230 synchronously until the outer handle 200 is locked and matched with the locking part 220, when the inner handle 100 rotates, the quick-opening part 120 synchronously rotates and drives the movable lock 130 to reset, the linkage lock 230 is connected with the movable lock 200 by the linkage lock 130 by the linkage, so that the linkage lock 230 is not locked by the outer handle 200, the linkage is locked by the linkage structure of the outer handle 200, and the interlocking structure is not limited by the rotation of the outer handle 200, and the interlocking structure is realized by the linkage of the door handle 200, and the interlocking structure is not limited by the rotation of the outer handle 200, and the linkage is released by the linkage of the outer handle 200, and the linkage is not locked by the linkage of the linkage 200, and the linkage is locked by the linkage of the linkage is locked by the linkage and the linkage by the linkage 200 and the linkage by the linkage and the linkage is locked by the linkage. The inner handle 100 is directly rotated, and the quick-opening part 120 on the inner handle 100 can drive the movable lock part 130 and the linkage lock part 230 to synchronously reset, so that the linkage lock part 230 is separated from the lock part 220 of the outer handle 200, the rotation restriction on the outer handle 200 is relieved, the operation is simple, and the use habit of people is more fitted.
The movable lock 130 has a fitting portion a, the outer wall of the quick-opening member 120 has a pushing portion b, the diameter from the pushing portion b to the center of the quick-opening member 120 is larger than the diameter between the outer wall of the quick-opening member 120 and the center of the quick-opening member, when the inner handle 100 rotates, the pushing portion b of the quick-opening member 120 contacts with the fitting portion a of the movable lock 130 and drives the movable lock 130 to reset, in this embodiment, the movable lock 130 is driven to reset by the diameter difference between the pushing portion b of the outer wall of the quick-opening member 120 and the center of the quick-opening member 120, and due to the existence of the diameter difference, when the quick-opening member 120 rotates, the movable lock 130 can synchronously move until the outer handle 200 is unlocked by the diameter difference change of the quick-opening member 120.
The locking piece 220 has a locking piece 221, correspondingly, the linkage locking piece 230 has a locking groove 231, when the locking groove 231 of the linkage locking piece 230 is matched with the locking piece 221 of the locking piece 220 to lock, the outer handle 200 is limited to rotate, when the linkage locking piece 230 moves synchronously with the movable locking piece 130 until the locking groove 231 of the linkage locking piece 230 is separated from the locking piece 221 of the locking piece 220, the outer handle 200 is released from rotation limitation, in this embodiment, the rotation locking of the outer handle 200 is realized by adopting the locking piece 221 and the locking groove 231, or the locking piece 220 is provided with the locking groove 231, and the linkage locking piece 230 is provided with the locking piece 221, so long as the locking structure of the two can be achieved.
The movable lock 130 is fixedly provided with a linkage rod 300, correspondingly, the linkage lock 230 is provided with a clamping hole or a linkage sleeve 310 for inserting the linkage rod 300, the movable lock 130 and the linkage lock 230 are matched with each other through the linkage rod 300 and the linkage sleeve 310 to realize synchronous movement, in the embodiment, the movable lock 130 and the linkage lock 230 are required to always keep synchronous movement, so that the movable lock 130 and the linkage lock 230 are required to be connected through the linkage rod 300 to realize synchronous movement, in the embodiment, the movable lock 130 is assembled with the linkage rod 300, the linkage lock 230 is assembled with the linkage sleeve 310, and the linkage rod 300 is inserted into the linkage sleeve 310 to realize linkage.
The inner panel 110 has an opening or hole for installing the pushing member 140 and the movable locking member 130, and when the lower end of the inner panel 110 is provided with the opening, the pushing member 140 is assembled with the end of the movable locking member 130; when the surface of the inner panel 110 is provided with the opening, the pushing member 140 is fixedly assembled with the movable locking member 130 through the screw, the screw of the pushing member 140 can reciprocate linearly through the opening, the pushing member 140 is directly fixedly assembled with the tail end of the movable locking member 130, the pushing member 140 is indirectly assembled with the movable locking member 130 through the screw structure, the first mode is adopted in the embodiment, the second mode also has the function of limiting the movable locking member 130 to be separated from the inner panel 110, the movable locking member 130 is assembled with the pushing member 140 through the screw, the inner panel 110 is clamped in the middle, and the pushing member 140 and the movable locking member 130 can synchronously reciprocate linearly relative to the inner panel 110.
When the movable locking member 130 is mounted to the pushing member 140 through the opening at the lower end of the inner panel 110, the movable locking member 130 is restricted from being separated from the inner panel 110 by the first cover plate 400, the first cover plate 400 is screwed to the inner panel 110, and the first cover plate 400 is provided with a first movable hole for the movement of the linkage rod 300.
The linkage lock 230 is limited to separate from the outer panel 210 by the second cover 500, the second cover 500 is screwed to the outer panel 210, and the second panel is provided with a second movable hole for the linkage rod 300 to move, in this embodiment, the linkage lock 230 is limited to be mounted with the outer panel 210 by the second cover 500, and the principle is the same as that of the inner panel 110, which is not repeated.
The movable lock 130 and the linkage lock 230 are provided with positioning grooves (not shown in the figure) for positioning the locked state and the unlocked state, the movable lock 130 and the first cover plate 400 or the inner panel 110 are matched by an elastic positioning mechanism to realize elastic positioning of the locked state or the unlocked state, the linkage lock 230 and the second cover plate 500 or the outer panel 210 are matched by an elastic positioning structure to realize elastic positioning of the locked state or the unlocked state, and in this embodiment, the movable lock 130 and the linkage lock 230 are respectively provided with an elastic positioning structure between the inner panel 110 and the outer panel 210 to realize elastic positioning.
The elastic positioning mechanism (not shown in the figure) is a spring and a ball on the inner panel 110 and the outer panel 210, or a spring piece on the first cover plate 400 and the second cover plate 500, the end of the spring piece is provided with a positioning protrusion matched with the positioning groove, the elastic positioning structure adopted in the embodiment is a spring ball, and the positioning of the locking state or the unlocking state is realized by matching the spring ball with the positioning groove of the movable locking member 130 and the linkage locking member 230, so that the elastic positioning structure of the spring ball is relatively mature, and the specific structural principle is not repeated.
The pushing portion b of the quick-opening member 120 has a contact portion c that contacts with the attaching portion a of the movable lock member 130 first when rotating, where the contact portion c is between the pushing portion b of the quick-opening member 120 and the surface of the quick-opening member 120 attached to the attaching portion a, and the contact portion c is an arc transition, where the purpose of the arc transition is to make the contact rotation between the quick-opening member 120 and the movable lock member 130 smoother when the inner handle 100 rotates, and the contact portion c may be changed into an arc structure with a small-to-large diameter away from the center of the circle, so long as the quick-opening member 120 can be moved to the unlocking state by driving the movable lock member 130 when rotating.
The outer panel 210 has a safety hole 240, the position of the linkage lock 230 corresponding to the safety hole 240 has an unlocking slot 232 for a tool to toggle the linkage lock 230, and further includes a rubber plug (not shown in the figure) having a shape identical to that of the safety hole 240, the rubber plug is elastically plugged into the safety hole 240, the surface of the rubber plug is in the same plane as that of the outer panel 210, and the surface color of the rubber plug is identical to that of the paint surface of the outer panel 210, the color of the rubber plug is identical to that of the paint surface of the outer panel 210, so as to achieve attractive and hiding effects, and the safety hole 240 has the function of enabling a sharp tool with a smaller head diameter, such as a sharp screwdriver, to pry out the rubber plug, and then insert the unlocking slot 232 of the linkage lock 230 to unlock from the outside of the door when the interlock structure is locked, so that the hidden safety hazards of the door lock cannot exist because the linkage lock 230 is generally used by a user at home and the user is generally locked by the door lock.
The utility model provides an inner and outer quick-opening interlocking structure of a door handle, which controls a movable lock plate and a linkage lock plate to synchronously move through a pushing piece, so that the linkage lock plate and a locking piece of an outer handle are locked, the outer handle is limited to rotate, the unlocking is realized through the rotation of an inner handle, and the quick-opening piece drives the movable lock member to reset, so that the linkage lock member is synchronously driven to synchronously move and separate from the locking piece for unlocking, the unlocking of the outer handle is realized, the integral structure is simple, the use habit of people is more fitted, the use is more convenient, and the door handle is very practical.
The above-mentioned direction and position are only for the drawing, and in actual products, the direction and position will change according to the angle and position change of the products.
The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be appreciated by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the utility model, and that simple modifications and substitutions by those skilled in the art are within the scope of the utility model without departing from the spirit and scope of the utility model.
Claims (11)
1. The utility model provides a door handle is inside and outside quick-opening interlocking structure, includes interior handle, interior panel, outer handle and outer panel, interior handle and outer handle assemble with corresponding interior panel and outer panel respectively, its characterized in that, interior panel in be equipped with interior handle synchronous rotation's quick-opening piece, still include movable lock, movable lock is connected with and is used for supplying external force to drive its for interior panel to do rectilinear motion's impeller, be equipped with in the outer panel with outer handle synchronous rotation's locking piece, still include the linkage lock, movable lock and linkage lock linkage cooperation, when movable lock receives the exogenic action of impeller to move towards quick-opening piece direction, linkage lock synchronous motion is until with locking piece locking cooperation restriction outer handle rotation, when interior handle rotates, quick-opening piece synchronous rotation and drive movable lock resets, linkage lock and movable lock synchronous motion are until with the separation of locking piece thereby release the rotation restriction of outer handle.
2. The door handle inner and outer quick-opening interlocking structure according to claim 1, wherein the movable lock piece is provided with a fitting part, the outer wall of the quick-opening piece is provided with a pushing part, the diameter of the pushing part to the center of the circle of the quick-opening piece is larger than that of the outer wall of the quick-opening piece and the center of the circle of the quick-opening piece, and when the inner handle rotates, the pushing part of the quick-opening piece is contacted with the fitting part of the movable lock piece and drives the movable lock piece to reset.
3. The door handle inside-outside quick-opening interlocking structure according to claim 1, wherein the locking member has a locking piece, and correspondingly, the interlocking locking member has a locking groove, the outer handle is limited to rotate after the locking groove of the interlocking locking member is matched with the locking piece of the locking member, and the outer handle is released from rotation limitation when the interlocking locking member moves synchronously with the movable locking member until the locking groove of the interlocking locking member is separated from the locking piece of the locking member.
4. The door handle inner and outer quick-opening interlocking structure according to claim 1, wherein the movable locking piece is fixedly provided with a linkage rod, correspondingly, the linkage locking piece is provided with a clamping hole or a linkage sleeve for inserting the linkage rod, and the movable locking piece and the linkage locking piece realize synchronous movement through the cooperation of the linkage rod and the linkage sleeve.
5. The door handle inside-outside quick-release interlocking structure according to claim 1 or 4, wherein the inner panel has an opening or a hole for mounting the push member and the movable lock member, and the push member is assembled with the end of the movable lock member when the lower end of the inner panel is provided with the opening; when the surface of the inner panel is provided with the opening, the pushing piece is fixedly assembled with the movable locking piece through the screw, and the opening can be used for the screw of the pushing piece to do linear reciprocating motion.
6. The door handle inside and outside quick-opening interlocking structure according to claim 5, wherein when the movable locking member is mounted with the pushing member through the opening at the lower end of the inner panel, the movable locking member is restricted from being separated from the inner panel by the first cover plate, the first cover plate is fixed with the inner panel by screws, and the first cover plate is provided with a first movable hole for the movement of the linkage rod.
7. The door handle inside and outside quick-opening interlocking structure according to claim 5, wherein the interlocking locking member is limited to be separated from the outer panel by a second cover plate, the second cover plate is fixed with the outer panel by screws, and the second cover plate is provided with a second movable hole for the movement of the interlocking rod.
8. The door handle inner and outer quick-opening interlocking structure according to claim 7, wherein the movable locking piece and the linkage locking piece are both provided with positioning grooves for positioning a locking state and an unlocking state, the movable locking piece and the first cover plate or the inner panel are matched through an elastic positioning mechanism to realize elastic positioning of the locking state or the unlocking state, and the linkage locking piece and the second cover plate or the outer panel are matched through an elastic positioning mechanism to realize elastic positioning of the locking state or the unlocking state.
9. The door handle quick-opening interlocking structure according to claim 8, wherein the elastic positioning mechanism is a marble and a spring arranged on the inner panel and the outer panel or a spring arranged on the first cover plate and the second cover plate, and the tail end of the spring is provided with a positioning protrusion matched with the positioning groove.
10. The door handle inside-outside quick-opening interlocking structure according to claim 2, wherein the pushing part of the quick-opening member is provided with a contact part which is firstly contacted with the attaching part of the movable locking member when rotating, the contact part is arranged between the pushing part of the quick-opening member and the surface of the quick-opening member attached to the attaching part, and the contact part is in arc transition.
11. The door handle inner and outer quick-opening interlocking structure according to claim 1, wherein the outer panel is provided with a safety hole, the position of the linkage lock corresponding to the safety hole is provided with an unlocking groove for a tool to toggle the linkage lock, the door handle inner and outer quick-opening interlocking structure further comprises a rubber plug which is consistent with the shape of the safety hole, the rubber plug is elastically plugged into the safety hole, the surface of the rubber plug is in the same plane with the surface of the outer panel, and the surface color of the rubber plug is consistent with the paint surface of the outer panel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320868372.0U CN219808833U (en) | 2023-04-18 | 2023-04-18 | Door handle inner and outer quick-opening interlocking structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320868372.0U CN219808833U (en) | 2023-04-18 | 2023-04-18 | Door handle inner and outer quick-opening interlocking structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219808833U true CN219808833U (en) | 2023-10-10 |
Family
ID=88212118
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320868372.0U Active CN219808833U (en) | 2023-04-18 | 2023-04-18 | Door handle inner and outer quick-opening interlocking structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219808833U (en) |
-
2023
- 2023-04-18 CN CN202320868372.0U patent/CN219808833U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US20030071471A1 (en) | Electric door lock | |
| JP6073950B2 (en) | Push-pull mochis lock | |
| US5526659A (en) | Door locking handle assembly | |
| CN110107162A (en) | Auto-manual mechanism and application have the door and window driving device of the auto-manual mechanism | |
| CN219808833U (en) | Door handle inner and outer quick-opening interlocking structure | |
| CN109708397B (en) | Clutch automatic door opening device and refrigerator | |
| US6361090B1 (en) | Lock apparatus | |
| CN113216751A (en) | Connecting mechanism for unlocking and locking robot and unlocking and locking robot | |
| KR20170007038A (en) | Doorlock having Lever Cam Direct Driving Type Push-Pull Handle | |
| CN218762382U (en) | Rotary locking mechanism and medical equipment | |
| CN209976212U (en) | Electronic lock core | |
| CN209585842U (en) | A kind of intelligent door lock | |
| CN211173435U (en) | Lock set | |
| CN110984696A (en) | Gun type door handle | |
| KR100875296B1 (en) | Latch bolt for mortise lock and mortise lock having the same | |
| CN220769144U (en) | Door lock safety mechanism based on linear push-pull operation and door lock | |
| CN211900068U (en) | Gun type door handle | |
| CN213627107U (en) | Effectual hasp of centre gripping | |
| CN215671584U (en) | Connecting mechanism for unlocking and locking robot and unlocking and locking robot | |
| CN218957603U (en) | Self-locking device for handle switch | |
| CN218117493U (en) | Door accessory with locking function | |
| CN220469607U (en) | Push type door lock | |
| CN220415056U (en) | Shifting fork handle with locking function | |
| CN217233116U (en) | Lock set | |
| CN211115182U (en) | Lock door handle structure |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |