Inner door lock and intelligent door lock

Abstract

The utility model discloses an inner door lock and an intelligent door lock, the inner door lock comprises a rear panel body, a handle assembly, a first battery assembly and a second battery assembly, the rear panel body is provided with a mounting surface, and a first mounting groove is formed in the mounting surface; the handle assembly is arranged on the mounting surface, and a second mounting groove is formed in the handle assembly; the first battery assembly is arranged in the first mounting groove; the second battery assembly is arranged in the second mounting groove. According to the inner door lock, the overall thickness can be reduced, and meanwhile the first battery assembly and the second battery assembly can be independently mounted and dismounted conveniently.

Description

Technical Field

[0001] The present application relates to the technical field of smart locks, and in particular to an interior door lock and a smart door lock. Background Art

[0002] Smart door locks include external door locks and internal door locks. External door locks have recognition and collection functions, such as collecting fingerprints, passwords, swiping cards, and recognizing faces. Internal door locks are equipped with battery components and other devices. The existing set of battery components cannot meet the power supply requirements of fully automatic unlocking, face and finger vein recognition, cat-eye functions, and large-screen displays. More and more smart door locks are gradually introducing two sets of battery components.

[0003] However, the two sets of battery assemblies are stacked in the inner door lock, which not only increases the overall thickness of the smart door lock, but also makes it inconvenient to replace the battery assemblies. Utility Model Content

[0004] The present application provides an inner door lock and a smart door lock to solve the problem that two groups of battery components are stacked in the inner door lock in the existing smart door lock, which not only increases the overall thickness of the smart door lock but also makes it inconvenient to replace the battery components.

[0005] In order to solve the above technical problems, the present application proposes an interior door lock, comprising: a rear panel body, provided with a mounting surface, the mounting surface forming a first mounting groove; a handle assembly, arranged on the mounting surface, the handle assembly forming a second mounting groove; a first battery assembly, arranged in the first mounting groove; and a second battery assembly, arranged in the second mounting groove.

[0006] Among them, the inner door lock includes a display screen, the display screen is arranged on the installation surface, and the display screen and the handle assembly are respectively located at two opposite end areas of the installation surface, and the first battery assembly is located between the display screen and the handle assembly.

[0007] Wherein, a second installation groove is arranged on a side surface of the handle assembly away from the rear panel body.

[0008] Among them, a button part is arranged at the upper part of the handle assembly, a rotating part is arranged at the middle part of the handle assembly, and a second battery assembly is arranged at the lower part of the handle assembly; and the upper part of the handle assembly is arranged close to the first mounting groove.

[0009] The inner door lock includes a first disassembly assembly and a second disassembly assembly. The first disassembly assembly locks the first battery assembly in a releasable manner, and the second disassembly assembly locks the second battery assembly in a releasable manner.

[0010] Among them, the first disassembly and assembly component includes a disassembly and assembly body, a sliding part and a first elastic part. The sliding part is slidably connected to the disassembly and assembly body. The first elastic part is arranged between the disassembly and assembly body and the sliding part. The first elastic part acts on the sliding part to make the sliding part lock the first battery assembly.

[0011] Among them, the first elastic member includes a first elastic part, a second elastic part and a first elastic arm connected between the first elastic part and the second elastic part. The first elastic part and the second elastic part are both arranged on the disassembly and assembly body. The first elastic arm passes through the sliding member to act on the sliding member.

[0012] Among them, the disassembly and assembly body is provided with a first connecting part, the sliding part is provided with a sliding groove, and the sliding part slides on the first connecting part through the sliding groove; and / or, the sliding part is provided with a pressing part, and the sliding part is pushed to slide on the disassembly and assembly body through the pressing part; and / or, the sliding part is symmetrically provided with fixing parts at both ends, and the first elastic arm passes through the fixing parts; and / or, the sliding part is symmetrically provided with abutting parts at both ends, and the abutting parts can releasably abut the inner side wall of the disassembly and assembly body.

[0013] Among them, the first disassembly and assembly component includes a second elastic member, the second elastic member includes a third elastic part, a fourth elastic part and a second elastic arm connected between the third elastic part and the fourth elastic part, the third elastic part and the fourth elastic part are both arranged on the disassembly and assembly body, the second elastic arm is protruded in the first installation groove, and the second elastic arm is used to push the first battery assembly out of the first installation groove.

[0014] In order to solve the above technical problems, the present application proposes a smart door lock, which includes the inner door lock described above.

[0015] The beneficial effect of the present application is as follows: Different from the prior art, the present application provides an inner door lock. The inner door lock includes a rear panel body, a handle assembly, a first battery assembly and a second battery assembly. The rear panel body is provided with a mounting surface. The mounting surface is formed with a first mounting groove. The handle assembly is arranged on the mounting surface. The handle assembly is formed with a second mounting groove. The first battery assembly is arranged in the first mounting groove. The second battery assembly is arranged in the second mounting groove. The first battery assembly is arranged in the first mounting groove of the mounting surface of the rear panel body, and the second battery assembly is arranged in the second mounting groove of the handle assembly, thereby changing the position layout of the first battery assembly and the second battery assembly on the inner door lock. In the above manner, not only the overall thickness of the inner door lock is reduced, and multiple components are avoided from being stacked; but also the first battery assembly and the second battery assembly are easily installed and disassembled independently, thereby improving the convenience of replacing the first battery assembly and the second battery assembly. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings required for use in the description of the embodiments are briefly introduced below. Obviously, the drawings described below are only some embodiments of the present application. For those of ordinary skill in the art, other drawings can be obtained based on these drawings without creative work, among which:

[0017] Figure 1It is a structural schematic diagram of an embodiment of the interior door lock of the present application;

[0018] Figure 2 is an exploded schematic diagram of an embodiment of an interior door lock of the present application;

[0019] Figure 3 It is a first structural schematic diagram of a first disassembly and assembly component in the interior door lock of the present application;

[0020] Figure 4 It is an exploded schematic diagram of the first disassembly and assembly component in the interior door lock of the present application;

[0021] Figure 5 It is a structural schematic diagram of a sliding member of a first disassembly and assembly component in the interior door lock of the present application;

[0022] Figure 6 This is a second structural schematic diagram of the first disassembly and assembly component in the interior door lock of the present application.

[0023] Figure numbers: 10, inner door lock; 1, rear panel body; 11, mounting surface; 12, first mounting groove; 2, handle assembly; 21, second mounting groove; 22, button part; 23, rotating part; 3, first battery assembly; 4, second battery assembly; 5, display screen; 6, first disassembly and assembly assembly; 61, disassembly and assembly body; 611, first connecting part; 62, sliding member; 621, sliding groove; 622, pressing part; 6221, inclined surface; 623, fixing part; 6231, fixing groove; 624, abutting part; 63, first elastic member; 631, first elastic part; 632, second elastic part; 633, first elastic arm; 64, second elastic member; 641, third elastic part; 642, fourth elastic part; 643, second elastic arm; 65, first connecting member; 66, second connecting member; 7, second disassembly and assembly assembly. DETAILED DESCRIPTION

[0024] The following will be combined with the drawings in the embodiments of the present application to clearly and completely describe the technical solutions in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, not all of the embodiments. Based on the embodiments in the present application, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of this application.

[0025] Reference to "embodiments" herein means that a particular feature, structure, or characteristic described in conjunction with the embodiments may be included in at least one embodiment of the present application. The appearance of the phrase in various locations in the specification does not necessarily refer to the same embodiment, nor is it an independent or alternative embodiment that is mutually exclusive with other embodiments. It is explicitly and implicitly understood by those skilled in the art that the embodiments described herein may be combined with other embodiments.

[0026] The interior door lock and the intelligent door lock provided by the present invention are described in detail below in conjunction with the embodiments.

[0027] See also Figure 1 and Figure 2 , Figure 1 It is a structural schematic diagram of an embodiment of the interior door lock of the present application; Figure 2 1 is an exploded schematic diagram of an embodiment of an inner door lock of the present application. The present application provides an inner door lock 10. The inner door lock 10 includes a rear panel body 1, a handle assembly 2, a first battery assembly 3, and a second battery assembly 4. The rear panel body 1 provides an installation position for the handle assembly 2, the first battery assembly 3, and the second battery assembly 4. The handle assembly 2 is convenient for users to open and close the door. The first battery assembly 3 and the second battery assembly 4 can provide a certain amount of power for the inner door lock 10.

[0028] The rear panel body 1 is provided with a mounting surface 11. The mounting surface 11 is formed with a first mounting groove 12. The handle assembly 2 is provided on the mounting surface 11. The handle assembly 2 is formed with a second mounting groove 21. The first mounting groove 12 provides a mounting position for the first battery assembly 3. The first battery assembly 3 is arranged in the first mounting groove 12 of the mounting surface 11 of the rear panel body 1. The second mounting groove 21 provides a mounting position for the second battery assembly 4. The second battery assembly 4 is arranged in the second mounting groove 21 of the handle assembly 2. Because the handle assembly 2 is arranged at a position where the first mounting groove 12 is removed from the mounting surface 11. That is, there is no overlapping portion between the first battery assembly 3 and the second battery assembly 4 on the rear panel body 1.

[0029] The first battery assembly 3 is arranged in the first installation groove 12 of the installation surface 11 of the rear panel body 1, and the second battery assembly 4 is arranged in the second installation groove 21 of the handle assembly 2, and the position layout of the first battery assembly 3 and the second battery assembly 4 on the inner door lock 10 is changed. In this way, not only the overall thickness of the inner door lock 10 is reduced, and multiple components are avoided from being stacked, but also the first battery assembly 3 and the second battery assembly 4 are easily installed and removed independently, thereby improving the convenience of replacing the first battery assembly 3 and the second battery assembly 4.

[0030] The first battery assembly 3 can be arranged at any position of the mounting surface 11 except the handle assembly 2. For example, the first battery assembly 3 can be arranged at one end of the mounting surface 11 away from the handle assembly 2 and at the middle position.

[0031] In one embodiment, the interior door lock 10 includes a display screen 5. The display screen 5 is disposed on the mounting surface 11. The display screen 5 and the handle assembly 2 are respectively located at two opposite end areas of the mounting surface 11. The first battery assembly 3 can be located between the display screen 5 and the handle assembly 2. That is, the display screen 5, the first battery assembly 3, and the second battery assembly 4 are all placed separately, avoiding the stacking of multiple components, and further reducing the overall thickness of the interior door lock 10.

[0032] In another embodiment, the inner door lock 10 includes a display screen 5. The display screen 5 is disposed on the mounting surface 11. The first battery assembly 3 may be located below the display screen 5, that is, the first battery assembly 3 is at least partially stacked with the display screen 5. Compared with the existing arrangement in which two battery assemblies are stacked, this embodiment can also reduce the overall thickness of the inner door lock 10.

[0033] In one embodiment, a second mounting groove 21 is provided on a side of the handle assembly 2 that is away from the rear panel body 1. By limiting the location of the second mounting groove 21 on the handle assembly 2, the second battery assembly 4 can be quickly installed and replaced.

[0034] In one embodiment, a button portion 22 is provided at the upper portion of the handle assembly 2. The button portion 22 is used for electronic unlocking. A rotating portion 23 is provided at the middle portion of the handle assembly 2. The rotating portion 23 is used for mechanical unlocking. A second battery assembly 4 is provided at the lower portion of the handle assembly 2. By integrating the button portion 22, the rotating portion 23 and the second battery assembly 4 on the handle assembly 2, the multifunctional integration of the handle assembly 2 is achieved. The above-mentioned button portion 22 and the rotating portion 23 are conventional unlocking means known to those skilled in the art and are not limited here. In addition, the upper portion of the handle assembly 2 is arranged close to the first mounting groove 12.

[0035] In one embodiment, the first battery assembly 3 includes a first lithium battery (not shown in the figure) or a first dry cell (not shown in the figure). And / or, the second battery assembly 4 includes a second lithium battery (not shown in the figure). Among them, the first lithium battery, the first dry cell or the second lithium battery are all conventionally selected by those skilled in the art and are not limited here. It should be noted that when the first battery assembly 3 includes a plurality of first dry cells, the plurality of first dry cells need to be combined into a whole and then installed in the first mounting groove 12.

[0036] In another embodiment, the second battery assembly 4 includes a second dry cell (not shown in the figure). It should be noted that when the second battery assembly 4 includes a plurality of second dry cells, the plurality of second dry cells need to be combined into a whole and then installed in the second installation slot 21 .

[0037] In one embodiment, the first battery assembly 3 and the second battery assembly 4 control the power supply of different parts. Among them, the first battery assembly 3 and the second battery assembly 4 can be selected according to different power supply components, which are not limited here. For example, the first battery assembly 3 can provide power to the components with unlocking functions. Such as the motor drive module and the lock tongue connected to the motor drive module, voice unlocking, fingerprint unlocking, key unlocking, card swiping unlocking or wireless connection unlocking. The second battery assembly 4 can be powered by additional functional components. Such as video images, voice intercom, face recognition, etc.

[0038] Alternatively, in another embodiment, the first battery assembly 3 may be a backup battery for the second battery assembly 4. Alternatively, the second battery assembly 4 may be a backup battery for the first battery assembly 3. There may be a variety of power supply modes for the first battery assembly 3 and the second battery assembly 4, which may be selected according to actual conditions and are not limited here.

[0039] See also Figure 3 , Figure 4 as well as Figure 5 , Figure 3 It is a first structural schematic diagram of a first disassembly and assembly component in the interior door lock of the present application; Figure 4 It is an exploded schematic diagram of the first disassembly and assembly component in the interior door lock of the present application;

[0040] Figure 5 Schematic diagram of the structure of the sliding member of the first disassembly assembly component in the interior door lock of the present application. Figure 1 to Figure 2 In one embodiment, the interior door lock 10 includes a first disassembly assembly component 6 and a second disassembly assembly component 7. The first disassembly assembly component 6 locks the first battery assembly 3 in a releasable manner. The first battery assembly 3 can be locked by the first disassembly assembly component 6. At the same time, the first battery assembly 3 can also be unlocked by the first disassembly assembly component 6. The second disassembly assembly component 7 locks the second battery assembly 4 in a releasable manner. The second disassembly assembly component 7 can lock the second battery assembly 4. At the same time, the second disassembly assembly component 7 can also be unlocked. The first disassembly assembly component 6 can realize quick installation and removal of the first battery assembly 3; the second disassembly assembly component 7 can realize quick installation and removal of the second battery assembly 4.

[0041] The structure of the first disassembly assembly 6 and the structure of the second disassembly assembly 7 may be the same. Of course, the structure of the first disassembly assembly 6 and the structure of the second disassembly assembly 7 may be different. The structure of the first disassembly assembly 6 and the structure of the second disassembly assembly 7 may be set according to actual conditions and are not limited here.

[0042] In one embodiment, the first disassembly assembly 6 includes a disassembly body 61, a sliding member 62, and a first elastic member 63. The sliding member 62 is slidably connected to the disassembly body 61. The first elastic member 63 is arranged between the disassembly body 61 and the sliding member 62. The first elastic member 63 has a certain elastic force. The first elastic member 63 acts on the sliding member 62 so that the sliding member 62 locks the first battery assembly 3. Through the cooperation of the above-mentioned disassembly body 61, the sliding member 62 and the first elastic member 63, the first battery assembly 3 can be quickly installed and disassembled.

[0043] During the installation of the first battery assembly 3, the first battery assembly 3 squeezes the sliding member 62, the sliding member 62 slides relative to the disassembly and assembly body 61 along the first direction, the sliding member 62 pushes back into the disassembly and assembly body 61, and the first battery assembly 3 is installed in the first installation groove 12. At this time, the sliding member 62 acts on the first elastic member 63, and the first elastic member 63 is compressed.

[0044] When the first battery assembly 3 is installed in the first installation groove 12, the first elastic member 63 returns to its original state and acts on the sliding member 62, and the sliding member 62 slides relative to the disassembly body 61 along the second direction, and the sliding member 62 extends to the first installation groove 12 and locks the first battery assembly 3. The first direction and the second direction are opposite. Both the first direction and the second direction are parallel to the installation surface 11.

[0045] In one embodiment, the first elastic member 63 includes a first elastic portion 631, a second elastic portion 632 and a first elastic arm 633. The first elastic arm 633 is connected between the first elastic portion 631 and the second elastic portion 632. The first elastic portion 631 and the second elastic portion 632 are both arranged on the disassembly and assembly body 61. The first elastic arm 633 penetrates the sliding member 62 and is used to act on the sliding member 62. The first elastic member 63 acts on the sliding member 62 so that the sliding member 62 locks the first battery assembly 3. In other embodiments, the first elastic member 63 can also be other structures, which are not limited here.

[0046] One end of the first elastic arm 633 is fixedly connected to the first elastic part 631. The other end of the first elastic arm 633 is fixedly connected to the second elastic part 632. Further, the first elastic part 631, the first elastic arm 633 and the second elastic part 632 are integrally formed and connected. The first elastic member 63 may be a spring. Among them, the first connecting member 65 passes through the first elastic part 631 and sets the first elastic part 631 in the disassembly body 61. The second connecting member 66 passes through the second elastic part 632 and sets the second elastic part 632 in the disassembly body 61. The first connecting member 65 may be a first screw. The second connecting member 66 may be a second screw. The first screw and the second screw are both threadedly connected in the disassembly body 61.

[0047] In one embodiment, the disassembly and assembly body 61 is provided with a first connecting portion 611. The sliding member 62 is provided with a sliding groove 621. The sliding member 62 slides on the first connecting portion 611 through the sliding groove 621. The first connecting portion 611 and the sliding groove 621 cooperate with each other, so that the sliding member 62 can slide relative to the disassembly and assembly body 61. When installing the first battery assembly 3, the sliding member 62 slides along the first direction relative to the first connecting portion 611 through the sliding groove 621, and the sliding member 62 moves into the disassembly and assembly body 61. At this time, the sliding member 62 acts on the first elastic member 63, and the first elastic member 63 is compressed. When the first battery assembly 3 is installed in place, the first elastic member returns to its original state, and the sliding member 62 slides along the second direction relative to the first connecting portion 611 through the sliding groove 621. The sliding member 62 is at least partially located in the first installation groove 12 and locks the first battery assembly 3. The above-mentioned first direction and second direction are arranged oppositely.

[0048] And / or, in one embodiment, the sliding member 62 is provided with a pressing portion 622. The pressing portion 622 pushes the sliding member 62 to slide on the disassembly and assembly body 61. During the installation of the first battery assembly 3, the first battery assembly 3 can act on the pressing portion 622 so that the pressing portion 622 pushes the sliding member 62 to slide on the disassembly and assembly body 61. By providing the pressing portion 622, the convenience of installing the first battery assembly 3 is improved. In the actual process, the pressing portion 622 can also be manually acted on, and then the first battery assembly 3 is installed in the first installation groove 12.

[0049] The pressing portion 622 is provided with an inclined surface 6221 on one side thereof facing the first mounting groove 12. The first battery assembly 3 acts on the inclined surface 6221, which is more conducive to the first battery assembly 3 pushing the pressing portion 622 to move, further improving the installation convenience of the first battery assembly 3.

[0050] And / or, in one embodiment, the two ends of the sliding member 62 are symmetrically provided with fixing parts 623. The first elastic arm 633 passes through the fixing part 623. The position of the first elastic arm 633 can be limited by the fixing part 623, thereby improving the force stability of the first elastic member 63. Further, the fixing part 623 is provided with a fixing groove 6231, and the first elastic arm 633 passes through the fixing groove 6231. That is, the installation position of the first elastic arm 633 is limited by the fixing groove 6231, thereby improving the force stability.

[0051] And / or, in one embodiment, abutment portions 624 are symmetrically provided at both ends of the sliding member 62. The abutment portions 624 can releasably abut against the inner side wall of the disassembly and assembly body 61. When the first elastic member 63 is forced to restore its original state and pushes the sliding member 62 to move relative to the disassembly and assembly body 61 along the second direction, the abutment portions 624 can limit the movement stroke of the sliding member 62 to prevent the sliding member 62 from escaping from the disassembly and assembly body 61. The above-mentioned fixing portion 623 and the abutment portions 624 can be fixedly connected. Among them, the fixing portion 623 and the abutment portions 624 are integrally formed and connected.

[0052] See also Figure 6 , Figure 6 This is a second structural diagram of the first disassembly and assembly component in the interior door lock of the present application. Figures 3 to 5 In one embodiment, the first disassembly and assembly component 6 includes a second elastic member 64. The second elastic member 64 includes a third elastic portion 641, a fourth elastic portion 642 and a second elastic arm 643. The second elastic arm 643 is connected between the third elastic portion 641 and the fourth elastic portion 642. The third elastic portion 641 and the fourth elastic portion 642 are both arranged on the disassembly and assembly body 61. The second elastic arm 643 is protruded in the first mounting groove 12. The second elastic arm 643 is used to push the first battery assembly 3 out of the first mounting groove 12. When disassembling the first battery assembly 3, the sliding member 62 is manually pushed back to the inside of the disassembly and assembly body 61. At this time, the second elastic member 64 pushes the first battery assembly 3 out to the first mounting groove 12, so that the first battery assembly 3 can be easily replaced.

[0053] One end of the second elastic arm 643 is fixedly connected to the third elastic part 641. The other end of the second elastic arm 643 is fixedly connected to the fourth elastic part 642. Further, the third elastic part 641, the second elastic arm 643 and the fourth elastic part 642 are integrally formed and connected. The second elastic member 64 may be a torsion spring.

[0054] In another embodiment, the inner door lock 10 includes a third elastic member (not shown in the figure). The third elastic member is arranged in the second mounting groove 21. The third elastic member has a certain elastic force. When the first disassembly assembly 6 locks the first battery assembly 3, the third elastic member is compressed. When the first battery assembly 3 is disassembled, the sliding member 62 is manually pushed back to the inside of the disassembly body 61. At this time, the third elastic member pushes the first battery assembly 3 out to the first mounting groove 12, so that the first battery assembly 3 can be easily replaced. The first battery assembly 3 can be easily replaced in the above manner. Among them, the third elastic member can be a torsion spring or the like.

[0055] Compared with the prior art, the interior door lock of this embodiment includes a rear panel body, a handle assembly, a first battery assembly and a second battery assembly. The rear panel body is provided with a mounting surface. The mounting surface is formed with a first mounting groove. The handle assembly is arranged on the mounting surface. The handle assembly is formed with a second mounting groove. The first battery assembly is arranged in the first mounting groove. The second battery assembly is arranged in the second mounting groove. The first battery assembly is arranged in the first mounting groove of the mounting surface of the rear panel body, and the second battery assembly is arranged in the second mounting groove of the handle assembly, and the position layout of the first battery assembly and the second battery assembly on the interior door lock is changed. In the above manner, not only the overall thickness of the interior door lock is reduced, and multiple components are avoided from being stacked; but also the first battery assembly and the second battery assembly are easily installed and disassembled independently, thereby improving the convenience of replacing the first battery assembly and the second battery assembly.

[0056] See also Figures 1 to 6 , the present application provides a smart door lock (not shown in the figure). The smart door lock includes an inner door lock 10. It should be noted that the inner door lock 10 in this embodiment is the inner door lock 10 described in the above embodiment, which will not be repeated here. By using the above inner door lock 10, the smart door lock not only reduces the overall thickness of the inner door lock 10 and avoids the stacking of multiple components; it also facilitates the independent installation and disassembly of the first battery assembly 3 and the second battery assembly 4, thereby improving the convenience of replacing the first battery assembly 3 and the second battery assembly 4.

[0057] The terms "first", "second" and "third" in this application are only used for descriptive purposes and cannot be understood as indicating the number of indicated technical features. Thus, the features defined as "first", "second" and "third" can explicitly or implicitly include at least one of the features. In the embodiments of the present application, all directional indications such as up, down, left, right, front, back ... are only used to explain the relative position relationship, movement, etc. between the components under a certain specific posture as shown in the accompanying drawings. If the specific posture changes, the directional indication also changes accordingly. In addition, the terms "including" and "having" and any of their variations are intended to cover non-exclusive inclusions. For example, a process, method, system, product or device that includes a series of steps or units is not limited to the listed steps or units, but optionally also includes steps or units that are not listed, or optionally also includes other steps or units inherent to these processes, methods, products or devices.

[0058] The above descriptions are merely embodiments of the present application and are not intended to limit the patent scope of the present application. Any equivalent structure or equivalent process transformation made using the contents of the present application specification and drawings, or directly or indirectly applied in other related technical fields, are also included in the patent protection scope of the present application.

Claims

1. An interior door lock, characterized in that: include: The rear panel body is provided with a mounting surface, wherein the mounting surface is formed with a first mounting groove; A handle assembly is arranged on the mounting surface, and the handle assembly is formed with a second mounting groove; A first battery assembly, disposed in the first mounting slot; The second battery assembly is arranged in the second mounting groove.

2. The interior door lock according to claim 1, characterized in that: The inner door lock includes a display screen, which is arranged on the mounting surface. The display screen and the handle assembly are respectively located at two opposite end areas of the mounting surface, and the first battery assembly is located between the display screen and the handle assembly.

3. The interior door lock according to claim 1, characterized in that: The second mounting groove is disposed on a side of the handle assembly facing away from the rear panel body.

4. The interior door lock according to claim 3, characterized in that: The upper part of the handle assembly is provided with a button part, the middle part of the handle assembly is provided with a rotating part, and the lower part of the handle assembly is provided with the second battery assembly; The upper portion of the handle assembly is disposed close to the first mounting groove.

5. The inner door lock according to any one of claims 1 to 4, characterized in that: The inner door lock includes a first disassembly assembly and a second disassembly assembly, wherein the first disassembly assembly locks the first battery assembly in a releasable manner, and the second disassembly assembly locks the second battery assembly in a releasable manner.

6. The interior door lock according to claim 5, characterized in that: The first disassembly and assembly component includes a disassembly and assembly body, a sliding member and a first elastic member, the sliding member is slidably connected to the disassembly and assembly body, the first elastic member is arranged between the disassembly and assembly body and the sliding member acts on the sliding member to make the sliding member lock the first battery assembly.

7. The interior door lock according to claim 6, characterized in that: The first elastic member includes a first elastic portion, a second elastic portion, and a first elastic arm connected between the first elastic portion and the second elastic portion. The first elastic portion and the second elastic portion are both arranged on the disassembly and assembly body. The first elastic arm passes through the sliding member to act on the sliding member.

8. The interior door lock according to claim 7, characterized in that: The disassembly body is provided with a first connection portion, the sliding member is provided with a sliding groove, and the sliding member slides on the first connection portion through the sliding groove; And / or, the sliding member is provided with a pressing portion, and the pressing portion is used to push the sliding member to slide on the disassembly and assembly body; And / or, fixing parts are symmetrically arranged at both ends of the sliding member, and the first elastic arm passes through the fixing parts; And / or, abutment portions are symmetrically arranged at both ends of the sliding member, and the abutment portions can abut against the inner side wall of the disassembly body in a releasable manner.

9. The interior door lock according to claim 6, characterized in that: The first disassembly and assembly component includes a second elastic member, the second elastic member includes a third elastic portion, a fourth elastic portion and a second elastic arm connected between the third elastic portion and the fourth elastic portion, the third elastic portion and the fourth elastic portion are both arranged on the disassembly and assembly body, the second elastic arm is protruded in the first mounting groove, and the second elastic arm is used to push the first battery assembly out of the first mounting groove.

10. A smart door lock, characterized in that: The smart door lock comprises the inner door lock as described in any one of claims 1 to 9.

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