Door lock integrated structure and door lock mechanism

By integrating and assembling the lock core, lock shell, inner handle and other components with the door panel, the installation difficulties and compatibility problems caused by the separation of door locks from the factory are solved, and an integrated door lock structure that simplifies installation, improves aesthetics and safety is realized.

CN223202868UActive Publication Date: 2025-08-08GUANGDONG OPK SMART HOME TECH CO LTD
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Patent Information

Application Number
CN202422413193.5
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-09-30
Publication Date
2025-08-08
Estimated Expiration
2034-09-30

AI Technical Summary

Technical Problem

In the prior art, separate doors and locks from factory lead to installation difficulties, compatibility problems, safety hazards and insufficient aesthetics, making it difficult to meet the needs of smart homes and high-end decoration.

Method used

Integrate the lock core, lock shell, inner handle and other components with the door panel, so that the lock core is integrated on the door panel before leaving the factory, and achieve overall assembly through locking parts, simplifying the installation process and improving compatibility and aesthetics.

Benefits of technology

The installation steps are simplified, the requirements for the professional skills of the installer are reduced, performance degradation and safety hazards caused by improper installation are avoided, and the use effect and aesthetics are improved.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model discloses a door lock integrated structure and a door lock mechanism, and the door lock integrated structure comprises a door plate which is provided with a gap; the lock cylinder is clamped in the notch and is provided with a core rod; the lock shell comprises a first lock shell body and a second lock shell body, and the first lock shell body and the second lock shell body are buckled from the two sides of the door plate to the notch. The inner handle head comprises a first inner handle head and a second inner handle head, and the first inner handle head and the second inner handle head are rotationally connected to the lock shell; the locking piece is connected to the first lock shell and the second lock shell so that the lock shell, the lock cylinder, the inner handle head and the door plate can be integrally assembled. According to the door lock integrated structure, the lock cylinder is integrated on the door plate before the door lock integrated structure leaves a factory, and a consumer or a decoration person does not need to match and assemble a door and a lock. The installation process is greatly simplified, the requirement for professional skills of installation personnel is lowered, performance reduction and potential safety hazards caused by improper installation are avoided, selection difficulty caused by the compatibility problem is reduced, and the overall use effect and attractiveness are improved.
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Description

Technical Field

[0001] The utility model relates to the technical field of door locks, and in particular to a door lock integrated structure and a door lock mechanism. Background Art

[0002] In the existing door and lock production and sales system, doors and locks are usually manufactured as two separate components. Although this production method ensures product diversity and flexibility to a certain extent, it brings a series of problems and challenges in actual application.

[0003] First, because the door and lock are shipped separately, consumers or decorators need to match and assemble them during installation. However, this process isn't always smooth and seamless. Some people, lacking the necessary skills or experience, may not know how to assemble the lock properly or may be unable to do so. This not only prolongs installation time but can also degrade the lock's performance and even pose safety risks.

[0004] Secondly, the separate manufacturing model for doors and locks also leads to potential compatibility issues between the two. Different door panel structures may require different types of lock cylinders, and this diversity complicates the selection process. Furthermore, doors and locks belong to different industries, and communication between manufacturers can be difficult, resulting in lock cylinder designs that don't fully meet the needs of door panels, further affecting overall performance and aesthetics.

[0005] Furthermore, with the rise of smart homes and high-end interior design, consumers are placing higher demands on integrated door and lock systems. They are no longer satisfied with the basic functionality of the lock cylinder; they are increasingly concerned with its design, security, and overall home decor. Consequently, the traditional separate door and lock model is increasingly unable to meet market demand. Utility Model Content

[0006] In order to overcome at least one of the above-mentioned defects of the prior art, the present invention provides a door lock integrated structure and a door lock mechanism, which can solve the problem of difficult assembly of door locks after leaving the factory.

[0007] The technical solution adopted by the present invention to solve the problem is:

[0008] A door lock integrated structure comprises: a door panel, a notch is provided on one side edge of the door panel; a lock core, the lock core is stuck in the notch, and the lock core is provided with a core rod rotatably connected to it; a lock housing, the lock housing comprising a first lock housing and a second lock housing, the first lock housing and the second lock housing respectively snapping into place at the notch from both sides of the door panel to wrap and limit the lock core; an inner handle head, the inner handle head comprising a first inner handle head and a second inner handle head, the first inner handle head and the second inner handle head respectively rotatably connected to the first lock housing and the second lock housing, the two ends of the core rod being connected in the first inner handle head and the second inner handle head; a locking piece, the locking piece being connected to the first lock housing and the second lock housing to integrate the lock housing, the lock core, the inner handle head and the door panel.

[0009] By adopting this solution, the lock cylinder, lock housing, inner handle, and other components are integrated with the door panel through a locking device. This allows the lock cylinder to be integrated into the door panel before leaving the factory, eliminating the need for consumers or decorators to match and assemble the door and lock. This greatly simplifies the installation process and reduces the professional skills required of installers, thus avoiding performance degradation and safety hazards caused by improper installation. It not only reduces the selection difficulties caused by compatibility issues, but also improves the overall user experience and aesthetics.

[0010] Furthermore, the first inner handle head and the second inner handle head both include: a rotating sleeve, which passes through the lock shell and is connected to a limiting block, and the limiting block is limited in the lock core; an inner handle seat, which is fixed to the other end of the rotating sleeve, and is provided with a screw hole for assembly with the handle.

[0011] By adopting the above solution, the first inner handle head, the second inner handle head and the lock housing can be connected in a limiting manner to achieve integrated assembly of the three and avoid separation of parts.

[0012] Furthermore, one end of the rotating sleeve is provided with an external thread, the limiting block is provided with an internal thread, and the rotating sleeve is threadedly connected to the limiting block.

[0013] By adopting the above solution, the connection between the rotating sleeve and the limit block is made simpler, and the connection has a certain self-locking property, which can prevent loosening to a certain extent.

[0014] Furthermore, it also includes a door frame, which has an assembly groove. The side of the door panel with the notch is assembled in the assembly groove, and the assembly groove is provided with a through hole for abutting against one end of the lock core.

[0015] By adopting the above solution, the assembly stability of the lock core is further improved, and the problem of the lock core sliding out of the door panel gap is effectively avoided. At the same time, the door panel integration effect is better, the resistance to external influence is improved, the reliability of the door lock is improved, and the service life is extended.

[0016] Furthermore, a lock case limiting groove is provided in the assembly groove, and a narrowed insertion portion is provided on one side of the first lock case and the second lock case facing the lock case limiting groove, and the insertion portion is plugged into the lock case limiting groove.

[0017] By adopting this solution, the lock case's retaining grooves mate with the inserts on the lock case, ensuring accurate alignment and insertion during installation, improving overall assembly accuracy. The plug-in design also makes installation of the lock case simpler and faster. The installer simply aligns the inserts with the retaining grooves and gently pushes them in, eliminating the need for complex adjustments and fastening.

[0018] Furthermore, the locking members include at least two, and the locking directions of the at least two locking members are different.

[0019] By adopting this solution, multiple locking members can be used to tighten the lock housing, lock core, and door panel from different directions, forming a more stable overall structure. This multi-directional locking method effectively disperses external impact and improves the damage resistance of the door lock integrated structure.

[0020] Furthermore, the locking member includes a first locking member and a second locking member, the locking direction of the first locking member is perpendicular to the extension and contraction direction of the lock tongue, and the locking direction of the second locking member is consistent with the extension and contraction direction of the lock tongue.

[0021] By adopting the above solution, the assembly stability of the lock housing and the lock core is improved.

[0022] Furthermore, the lock core is provided with an alignment groove or an alignment cone toward the lock housing, and the lock housing is provided with an alignment cone or an alignment groove corresponding to the alignment groove, and the alignment cone is plugged into the alignment groove.

[0023] By adopting this solution, the insertion design of the alignment cone and alignment groove enables precise positioning between the lock cylinder and the lock housing during installation. This design reduces installation errors and deviations, ensuring that the lock cylinder is accurately installed in the lock housing, thereby maintaining the overall performance and effectiveness of the door lock.

[0024] Furthermore, the lock core is provided with a concave slot corresponding to the notch, and the distance between two opposite sides of the slot is less than or equal to the thickness of the door panel.

[0025] By adopting the above solution, a close contact and a stable assembly between the lock cylinder and the door panel are ensured. This close contact not only enhances the overall stability of the structure, but also helps prevent the lock cylinder from loosening or falling off during use.

[0026] A door lock mechanism comprises a handle and a door lock integrated structure, wherein the handle is assembled and connected to an inner handle head so that the handle and the inner handle head rotate synchronously.

[0027] By adopting the above solution, the door lock can be installed by simply assembling the handle and the inner handle head, which greatly reduces the difficulty of installation for users and improves installation efficiency.

[0028] In summary, the door lock integrated structure and door lock mechanism provided by the present invention have the following technical effects:

[0029] 1. By integrating the lock cylinder, lock housing, inner handle and other components with the door panel before leaving the factory, consumers or decorators no longer need to carry out the tedious work of matching and assembling the door and lock. This greatly simplifies the installation steps and reduces the installation complexity, making the installation process faster and more convenient.

[0030] 2. Since the door lock integrated structure has been pre-assembled, installation only requires simple assembly or fixing work, which reduces the professional skills required of the installer. Even users without professional experience can complete the installation relatively easily, reducing performance degradation and safety hazards caused by improper installation;

[0031] 3. The integrated door lock structure has fully considered the compatibility between the door panel and the lock cylinder during the design and production process, avoiding the matching problems that may occur in traditional models. This reduces the confusion and difficulty of users when choosing a door lock and improves the user experience;

[0032] 4. For batch installations, the application of integrated door lock structures and door lock mechanisms can significantly improve installation efficiency and reduce installation costs. Because tedious matching and debugging work is no longer necessary, the installation process is more standardized and streamlined. BRIEF DESCRIPTION OF THE DRAWINGS

[0033] Figure 1 This is a schematic diagram of the three-dimensional structure of an embodiment of the utility model;

[0034] Figure 2 This is a schematic diagram of a partial explosion structure of an embodiment of the present utility model;

[0035] Figure 3 This is a schematic diagram of the exploded structure of the handle and the limit block of an embodiment of the utility model;

[0036] Figure 4This is a schematic diagram of the three-dimensional structure of the door lock mechanism according to an embodiment of the present utility model;

[0037] Figure 5 This is a schematic diagram of the three-dimensional structure of the door lock mechanism according to an embodiment of the present utility model;

[0038] Figure 6 This is a structural diagram of the door lock mechanism of an embodiment of the utility model without the door panel;

[0039] Figure 7 This is a schematic diagram of a partially exploded structure of a door lock mechanism according to an embodiment of the present invention;

[0040] Figure 8 This is a schematic diagram of the exploded structure of the lock housing of the door lock mechanism according to an embodiment of the present utility model;

[0041] Figure 9 This is a schematic diagram of a partially exploded structure of a door lock mechanism according to an embodiment of the present invention;

[0042] Figure 10 This is a schematic diagram of the partial exploded structure of the lock housing according to an embodiment of the present invention.

[0043] 1. The lock core; 2. The lock tongue; 3. The locking slot; 4. The assembly block; 5. The core rod; 6. The lock shell; 7. The first lock shell; 8. The second lock shell; 9. The locking part; 10. The first locking part; 11. The second locking part; 12. The second locking part; 13. The second locking part; 14. The second locking part; 15. The second locking part; 16. The second locking part; 17. The second locking part; 18. The second locking part; 19. The second locking part; 20. The second locking part; 21. The second locking part; 22. The second locking part; 23. The locking part; 24. The second locking part; 25. The second locking part; 26. The second locking part; 27. The second locking part; 28. The second locking part; 29. The second locking part; 30. The second locking part; 31. The first locking part; 32. The second locking part; 33. The second locking part; 34. The second locking part; 35. The second locking part; 36. The second locking part; 37. The second locking part; 38. The second locking part; 39. The second locking part; 40. The second locking part; 41. The first locking part; 42. The second locking part; 43. The second locking part; 44. The second locking part; 45. The second locking part; 46. The second locking part; 47. The second locking part; 48. The second locking part; 49. The second locking part; 50. The second locking part; DETAILED DESCRIPTION

[0044] For better understanding and implementation, the technical solutions in the embodiments of the present invention will be clearly and completely described and discussed below in conjunction with the drawings of the present invention. Obviously, what is described here is only a part of the examples of the present invention, not all the examples. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the present invention.

[0045] In order to facilitate the understanding of the embodiments of the present invention, the following will be further explained with reference to specific embodiments as examples in conjunction with the drawings, and each embodiment does not constitute a limitation on the embodiments of the present invention.

[0046] In the description of the present invention, it should be noted that the terms "upper", "lower", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", etc., indicating directions or positional relationships, are based on the directions or positional relationships shown in the accompanying drawings. They are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific direction. Therefore, they cannot be understood as limiting the present invention.

[0047] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as those commonly understood by those skilled in the art in the art of the present invention. The terms used herein in the specification of the present invention are only for the purpose of describing specific embodiments and are not intended to limit the present invention.

[0048] Example 1 of this utility model refers to Figures 1-10 As shown, a door lock integrated structure is disclosed, including a door panel 1, a lock core 2, a lock housing 3, an inner handle head 6 and a locking member 4. A notch 11 is provided on one side edge of the door panel 1. The shape of the notch 11 is consistent with that of the lock core 2, so that the lock core 2 can be inserted into the notch 11 from the edge. The lock core 2 is provided with a core rod 24 rotatably connected thereto. The rotation of the core rod 24 drives the lock tongue 21 to retract. The lock housing 3 includes a first lock housing 31 and a second lock housing 32. The first lock housing 31 and the second lock housing 32 are respectively buckled from both sides of the door panel 1 to the notch 11 to wrap and limit the lock core 2. The inner handle head 6 includes a first inner handle head 61 and a second inner handle head 62. The first inner handle head 61 and the second inner handle head 62 are respectively buckled from both sides of the door panel 1 to the notch 11 to wrap and limit the lock core 2. The inner handle head 61 and the second inner handle head 62 are rotatably connected to the first lock housing 31 and the second lock housing 32, respectively. The two ends of the core rod 24 are connected to the first inner handle head 61 and the second inner handle head 62 to drive the first inner handle head 61 and the second inner handle head 62 to rotate synchronously. The locking member 4 is connected to the first lock housing 31 and the second lock housing 32 to integrate the lock housing 3, the lock core 2, the inner handle head 6 and the door panel 1. By integrating the lock core 2, the lock housing 3, the inner handle head 6 and the door panel 1 with the locking member 4, the door lock integrated structure has the lock core 2 integrated with the door panel 1 before leaving the factory. Consumers or decorators no longer need to match and assemble the door and the lock. This greatly simplifies the installation process and reduces the professional skills requirements of the installer, thereby avoiding performance degradation and safety hazards caused by improper installation. It not only reduces the selection difficulties caused by compatibility issues, but also improves the overall use effect and aesthetics.

[0049] In some embodiments, the first inner handle head 61 and the second inner handle head 62 each include a rotating sleeve 63 and an inner handle seat 64. Preferably, the rotating sleeve 63 and the inner handle seat 64 are integrally formed, and the rotating sleeve 63 passes through the lock housing 3 and is connected to a limiting block 8. The limiting block 8 prevents the rotating sleeve 63 from being separated from the lock housing 3. Optionally, the limiting block 8 includes, but is not limited to, a nut, a claw, and other structures that can achieve a clamping connection between the rotating sleeve 63 and the lock housing 3, and the clamping does not affect the relative rotation between the rotating sleeve 63 and the lock housing 3. The inner handle seat 64 is fixed to the other end of the rotating sleeve 63, and a screw hole 641 for assembling with the handle 7 is provided on the inner handle seat 64. With this arrangement, the first inner handle head 61, the second inner handle head 62 and the lock housing 3 can be limitedly connected to achieve integrated assembly of the three and prevent the separation of parts. In this embodiment 1, one end of the rotating sleeve 63 is provided with an external thread 631, and the stop block 8 is provided with an internal thread 81. The rotating sleeve 63 is threadedly connected to the stop block 8, making the connection between the rotating sleeve 63 and the stop block 8 more convenient and having a certain degree of self-locking properties, which can prevent loosening to a certain extent. The area of the stop block 8 is larger than the area of the rotating sleeve 63 passing through the lock housing 3 to prevent the stop block 8 from being disengaged from the lock housing 3. In other embodiments, the connection method of the stop block 8 and the lock housing 3 is not limited.

[0050] In some embodiments, a locking plate 9 is optionally further included. The locking plate 9 is disposed between the limit block 8 and the rotating sleeve 63. When the limit block 8 and the rotating sleeve 63 are rotated and locked, the locking plate 9 is tightly fitted with the limit block 8. A plurality of slots 82 are circumferentially and evenly spaced on the outer side surface of the rotating sleeve 63. The locking plate 9 is provided with a plurality of clips 91. The clips 91 are inclined into the clips 82 so that when the locking plate 9 and the limit block 8 are tightly fitted, the clips 91 are locked with the clips 82, thereby preventing the limit block 8 from rotating, thereby preventing the limit block 8 from accidentally rotating and disengaging from the rotating sleeve 63. It should be noted that the number of the clips 91 is not greater than the number of the clips 82, and it is sufficient to keep at least one clip 91 and the clip 82 locked at the same time.

[0051] In some embodiments, in order to improve the overall firmness of the lock housing 3, lock core 2 and door panel 1, a door frame 5 can also be set around the door panel 1 to encapsulate and wrap the lock housing 3, lock core 2 and door panel 1. Specifically, the door frame 5 has an assembly groove 51, and the assembly groove 51 faces the edge of the door panel 1 so that the edge of the door panel 1 can be stuck out of the assembly groove 51, and the assembly groove 51 is provided with a through hole 52 for abutting against one end of the lock core 2. Thus, the problem of the lock core 2 sliding out of the notch 11 of the door panel 1 is avoided, and at the same time, the integration effect of the door panel 1 is better, the resistance to external influences is improved, the reliability of the door lock is improved, and the service life is extended.

[0052] In this embodiment 1, the portion of the door frame 5 corresponding to the lock tongue 21 is provided with a lock case limiting groove 53 for avoiding the lock case 3. The first and second lock cases 31, 32 are provided with narrowed insertion portions 33 on the side facing the lock case limiting groove 53. The insertion portions 33 plug into the lock case limiting groove 53, allowing the first and second lock cases 31, 32 to tightly wrap around the outside of the lock core 2. The lock case limiting groove 53 cooperates with the insertion portion 33 on the lock case 3 to ensure that the lock case 3 can be accurately aligned and inserted into place during installation, improving overall assembly accuracy. The plug-in design makes the installation process of the lock case 3 simpler and faster. The installer only needs to align the insertion portion 33 of the lock case 3 with the lock case limiting groove 53 and gently push it in, without the need for complicated adjustment and fixation.

[0053] It should be noted that in some embodiments, in order to improve the assembly stability of the lock housing 3, the locking members 4 include at least two, and the locking directions of the at least two locking members 4 are different. By fastening the lock housing 3, the lock core 2, and the door panel 1 from different directions with multiple locking members 4, a more stable overall structure can be formed. This multi-directional locking method effectively disperses the impact of external forces and improves the anti-destruction ability of the door lock integrated structure. In this embodiment 1, the locking members 4 include a first locking member 41 and a second locking member 42. The locking direction of the first locking member 41 is perpendicular to the extension and contraction direction of the lock tongue 21, and the locking direction of the second locking member 42 is consistent with the extension and contraction direction of the lock tongue 21. Specifically, screw holes 641 and studs are provided on the opposite sides of the first lock housing 31 and the second lock housing 32, corresponding to the first locking member 41. The first locking member 41 passes through one of the lock housings 3 and is locked with the stud on the other lock housing 3 to complete the locking and fixing of the first lock housing 31 and the second lock housing 32. The side walls of the first lock shell 31 and the second lock shell 32 away from the lock shell limiting groove 53 are respectively provided with screw holes 641, and the lock core 2 is provided with an assembly block 23, and the assembly block 23 and the lock core 2 are connected including but not limited to clipping, welding or integral connection, and the assembly block 23 is also provided with screw holes 641 corresponding to the two screw holes 641. The second locking member 42 passes through the side wall of the lock shell 3 away from the lock shell limiting groove 53 and is screwed to the screw holes 641 on the assembly block 23 to fix the first lock shell 31 and the second lock shell 32 at one end away from the lock shell limiting groove 53.

[0054] To facilitate alignment of the lock housing 3 and the lock cylinder 2 during assembly, in some embodiments, the lock cylinder 2 is provided with an alignment groove 34 or an alignment cone 35 facing the lock housing 3. The lock housing 3 is provided with an alignment cone 35 or an alignment groove 34 corresponding to the alignment groove 34. The alignment cone 35 is plugged into the alignment groove 34. The plug-in design of the alignment cone 35 and the alignment groove 34 enables precise positioning between the lock cylinder 2 and the lock housing 3 during installation. This design reduces errors and deviations during installation, ensuring that the lock cylinder 2 can be accurately installed in the lock housing 3, thereby ensuring the overall performance and use effect of the door lock. In this embodiment 1, four alignment grooves 34 and alignment cones 35 are provided between the first lock housing 31 and the lock cylinder 2, and four alignment grooves 34 and alignment cones 35 are provided between the second lock housing 32 and the lock cylinder 2. In other embodiments, there is no specific limitation, as long as the corresponding alignment effect can be achieved.

[0055] In some embodiments, to enhance the secure connection between the lock core 2 and the door panel 1, a recessed slot 22 is provided on the lock core 2 corresponding to the notch 11. The distance between the two opposing sides of the slot 22 is less than or equal to the thickness of the door panel 1. This is optimal when a preload is created between the slot 22 and the door panel 1, enhancing the secure connection. This ensures close contact and a secure fit between the lock core 2 and the door panel 1. This close contact not only enhances the overall stability of the structure but also helps prevent the lock core 2 from loosening or falling off during use.

[0056] The present invention also relates to a door lock mechanism, comprising a handle 7 and a door lock integrated structure, wherein the handle 7 is assembled and connected to the inner handle head 6 so that the handle 7 and the inner handle head 6 rotate synchronously. In actual application, when the door lock integrated structure shipped from the factory enters the user's home, the user only needs to assemble the two handles 7 with the two inner handle heads 6 respectively to complete the installation of the door lock, which greatly reduces the difficulty of installation for the user and improves the installation efficiency. Specifically, by opening the cover 71 of the handle 7 and locking it from the inside of the handle 7 with the inner handle seat 64 of the handle 7 head through the fixing member 72, the specific installation structure can be concealed when the cover 71 is installed after locking, thereby improving the appearance. At this time, the handle 7 is fixed to the inner handle head 6 and can rotate synchronously to realize the operation of the lock core 2 and complete the unlocking and locking operations. Preferably, the fixing member 72 includes but is not limited to a screw or a screw.

[0057] In summary, the door lock integrated structure and door lock mechanism provided by the present invention have the following technical effects:

[0058] 1. By integrating the lock cylinder 2, lock housing 3, inner handle 6 and other components with the door panel 1 before shipment, consumers or decorators no longer need to perform the tedious work of matching and assembling the door and lock. This greatly simplifies the installation process, reduces installation complexity, and makes it faster and more convenient.

[0059] 2. Since the door lock integrated structure has been pre-assembled, installation only requires simple assembly or fixing work, which reduces the professional skills required of the installer. Even users without professional experience can complete the installation relatively easily, reducing performance degradation and safety hazards caused by improper installation;

[0060] 3. The integrated door lock structure fully considers the compatibility between the door panel 1 and the lock cylinder 2 during the design and production process, avoiding the matching problems that may occur in traditional models. This reduces the confusion and difficulty of users when choosing a door lock and improves the user experience;

[0061] 4. For batch installations, the application of integrated door lock structures and door lock mechanisms can significantly improve installation efficiency and reduce installation costs. Because tedious matching and debugging work is no longer necessary, the installation process is more standardized and streamlined.

[0062] The technical means disclosed in the utility model are not limited to those disclosed in the above-mentioned embodiments, but also include technical solutions composed of any combination of the above-mentioned technical features. It should be noted that those skilled in the art may make various improvements and modifications without departing from the principles of the utility model, and such improvements and modifications are also considered to be within the scope of protection of the utility model.

Claims

1. A door lock integrated structure, characterized in that: include: A door panel (1), wherein a notch (11) is provided on one side edge of the door panel (1); A lock core (2), the lock core (2) being inserted into the notch (11), and the lock core (2) being provided with a core rod (24) rotatably connected thereto; A lock housing (3), the lock housing (3) comprising a first lock housing (31) and a second lock housing (32), the first lock housing (31) and the second lock housing (32) respectively engaging with the notch (11) from both sides of the door panel (1) to wrap and limit the lock core (2); An inner handle head (6), the inner handle head (6) comprising a first inner handle head (61) and a second inner handle head (62), the first inner handle head (61) and the second inner handle head (62) being rotatably connected to the first lock shell (31) and the second lock shell (32), respectively. The first lock shell (31) and the second lock shell (32), both ends of the core rod (24) are connected to the first inner handle head (61) and the second inner handle head (62); A locking member (4) is connected to the first lock housing (31) and the second lock housing (32) to integrate the lock housing (3), the lock core (2), the inner handle (6) and the door panel (1).

2. A door lock integrated structure according to claim 1, characterized in that: The first inner handle head (61) and the second inner handle head (62) both include: A rotating sleeve (63), the rotating sleeve (63) passes through the lock housing (3) and is connected to a limiting block (8); An inner handle seat (64) is fixed to the other end of the rotating sleeve (63), and a screw hole (641) for assembling with the handle (7) is provided on the inner handle seat (64).

3. A door lock integrated structure according to claim 2, characterized in that: One end of the rotating sleeve (63) is provided with an external thread (631), the limiting block (8) is provided with an internal thread (81), and the rotating sleeve (63) is threadedly connected to the limiting block (8).

4. The door lock integrated structure according to claim 1, characterized in that: The invention also includes a door frame (5), wherein the door frame (5) has an assembly groove (51), and the side of the door panel (1) provided with the notch (11) is assembled in the assembly groove (51), and the assembly groove (51) is provided with a through hole (52) for abutting against one end of the lock core (2).

5. The door lock integrated structure according to claim 4, characterized in that: A lock housing limiting groove (53) is provided in the assembly groove (51); a narrowed insertion portion (33) is provided on one side of the first lock housing (31) and the second lock housing (32) facing the lock housing limiting groove (53); and the insertion portion (33) is plugged into the lock housing limiting groove (53).

6. The door lock integrated structure according to claim 1, characterized in that: The locking members (4) include at least two, and the locking directions of the at least two locking members (4) are different.

7. The door lock integrated structure according to claim 6, characterized in that: The locking member (4) comprises a first locking member (41) and a second locking member (42), wherein the locking direction of the first locking member (41) is perpendicular to the telescopic direction of the lock tongue (21), and the locking direction of the second locking member (42) is consistent with the telescopic direction of the lock tongue (21).

8. The door lock integrated structure according to claim 1, characterized in that: The lock core (2) is provided with an alignment groove (34) or an alignment cone (35) toward the lock housing (3); the lock housing (3) is provided with an alignment cone (35) or an alignment groove (34) corresponding to the alignment groove (34); the alignment cone (35) is plugged into the alignment groove (34).

9. The door lock integrated structure according to claim 1, characterized in that: The lock core (2) is provided with an inwardly concave slot (22) corresponding to the notch (11), and the distance between two opposite sides of the slot (22) is less than or equal to the thickness of the door panel (1).

10. A door lock mechanism, characterized in that: The invention comprises a handle (7) and a door lock integrated structure according to any one of claims 1 to 9, wherein the handle (7) is assembled and connected with the inner handle head (6) so that the handle (7) and the inner handle head (6) rotate synchronously.