Door lock and opening and closing door

Abstract

The embodiment of the utility model relates to the technical field of safety locks, and particularly discloses a door lock and a switch door, comprising a first panel assembly arranged on one side of a door body, the first panel assembly comprises a first connecting plate, and one end of the first connecting plate is provided with a first connecting chute; the first handle assembly is arranged on the first panel assembly; the second panel assembly is arranged on the other side of the door body, the second panel assembly comprises a second connecting plate, a second connecting sliding groove is formed in one end of the second connecting plate, and the second connecting sliding groove is opposite to the first connecting sliding groove; the second handle assembly is arranged on the second panel assembly; one end of the first connecting assembly is connected with the first connecting plate, the other end of the first connecting assembly penetrates through the door body to be connected with the second connecting plate, and at least parts of the two ends of the first connecting assembly are located in the first connecting sliding groove and the second connecting sliding groove respectively. By means of the mode, the height position of the door lock can be adjusted.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of safety lock, in particular to a door lock and switch door. BACKGROUND

[0002] The intelligent door lock is the lock that increases the intelligent function such as button unlocking, fingerprint unlocking, face unlocking, Bluetooth unlocking on the basis of traditional mechanical lock. The intelligent door lock usually includes outer panel assembly and inner panel assembly, the outer panel assembly is installed on the door body outside, the inner panel assembly is installed on the door body inside, and the outer panel assembly and the inner panel assembly are connected, and the user can open or close the door body from the outside by twisting the handle on the outer panel assembly, and also can open or close the door body from the inside by twisting the handle on the inner panel assembly. In the related art, when the outer panel assembly and the inner panel assembly are installed, an installation hole is usually needed to be penetrated on the door body, and the two panel assemblies are fixed on the door body by screw connection.

[0003] The inventor of the utility model finds that when the user installs the outer panel assembly and the inner panel assembly on the door body at different height positions, punching needs to be carried out at different height positions, and if the height of the door lock is not suitable, punching needs to be carried out again, which is inconvenient. CONTENT OF UTILITY MODEL

[0004] In view of the above problems, the utility model embodiment provides a door lock and switch door, which overcomes the above problems or at least partially solves the above problems.

[0005] According to one aspect of the utility model, provide a kind of door lock, including first panel assembly, it is arranged in the one side of the door body, the first panel assembly includes first connecting plate, one end of the first connecting plate is provided with first connecting sliding slot;First handle assembly, it is arranged on the first panel assembly, the first handle assembly can be rotated relative to the first panel assembly;Second panel assembly, it is arranged in the other side of the door body, the second panel assembly is connected with the first panel assembly, the second panel assembly includes second connecting plate, one end of the second connecting plate is provided with second connecting sliding slot, the second connecting sliding slot is oppositely arranged with the first connecting sliding slot, the extension direction of the second connecting sliding slot with the first connecting sliding slot is identical;Second handle assembly, it is arranged on the second panel assembly, the second handle assembly can be rotated relative to the second panel assembly, the second handle assembly is connected with the first handle assembly;First connecting component, one end of the first connecting component is connected with the first connecting plate, the other end of the first connecting component is connected with the second connecting plate through the door body, two ends of the first connecting component are respectively at least partially located in the first connecting sliding slot and second connecting sliding slot, and two ends of the first connecting component can be respectively slid in the first connecting sliding slot and second connecting sliding slot, the first panel assembly and second panel assembly can be slid relative to the first connecting component along the extension direction of the first connecting sliding slot.

[0006] In an alternative way, the other end of the first connecting plate is provided with third connecting sliding slot;The other end of the second connecting plate is provided with fourth connecting sliding slot, the fourth connecting sliding slot is oppositely arranged with the third connecting sliding slot, the fourth connecting sliding slot with the extension direction of the third connecting sliding slot is identical;The door lock further includes second connecting component, one end of the second connecting component is connected with the first connecting plate, the other end of the second connecting component is connected with the second connecting plate through the door body, two ends of the second connecting component are respectively at least partially located in the third connecting sliding slot and fourth connecting sliding slot, and two ends of the second connecting component can be respectively slid in the third connecting sliding slot and fourth connecting sliding slot, the first panel assembly and second panel assembly can be slid relative to the second connecting component along the extension direction of the third connecting sliding slot.

[0007] In an alternative way, the first connecting component includes first fixed seat, first connecting column and first screw, the first fixed seat is provided with first extension column, one end of the first extension column is connected with one end of the first connecting column through the first connecting sliding slot, one end of the first screw is connected with the other end of the first connecting column through the second connecting sliding slot.

[0008] In an alternative mode, the first connecting assembly further comprises a first gasket, the first gasket is sleeved on the first extension column, and the first gasket is located between the first fixing seat and the first connecting plate.

[0009] In an alternative mode, the first panel assembly further comprises a first housing, the first housing is provided with a first accommodating cavity, the first connecting plate covers the opening of the first accommodating cavity, and the first connecting plate is detachably connected with the first housing; the first handle assembly comprises a first handle, one end of the first handle is rotationally connected to the first housing, and part of the first handle is located in the first accommodating cavity, and the first handle can rotate relative to the first housing.

[0010] In an alternative mode, the first housing is further provided with a plurality of limiting blocks, the plurality of limiting blocks are located in the first accommodating cavity, and the plurality of limiting blocks are arranged around one end of the first handle; the first handle assembly is further provided with a first torsional spring, the first torsional spring is sleeved on one end of the first handle, the first torsional spring is provided with a first limiting portion and a second limiting portion, and when the first handle rotates to a preset angle, the first limiting portion and / or the second limiting portion abut against the limiting blocks.

[0011] In an alternative mode, the first connecting plate is provided with a first through hole; the second connecting plate is provided with a second through hole, and the second through hole is arranged opposite to the first through hole; the second handle assembly comprises a second handle and a square core, the second handle is rotationally connected to the second panel assembly, one end of the square core is connected to the first handle, and the other end of the square core sequentially passes through the first through hole, the door body and the second through hole and is connected to the second handle.

[0012] In an alternative mode, the first handle assembly further comprises a fingerprint identification module and a control assembly, the fingerprint identification module and the control assembly are arranged on the first handle, and the fingerprint identification module is electrically connected to the control assembly.

[0013] In an alternative mode, the first handle assembly further comprises a digital keyboard, the digital keyboard is electrically connected to the control assembly, and the digital keyboard is arranged on the first handle.

[0014] According to one aspect of the present application, a door opening and closing device is provided, comprising the door lock as described above.

[0015] The embodiment of the utility model has the beneficial effect that: unlike prior art, the embodiment of the utility model is provided with a first panel assembly, a first handle assembly, a second panel assembly, a second handle assembly and a first connecting assembly. The first panel assembly is arranged on one side of the door body, and the first panel assembly comprises a first connecting plate, one end of the first connecting plate is provided with a first connecting sliding groove, the first handle assembly is arranged on the first panel assembly, the first handle assembly can rotate relative to the first panel assembly, the second panel assembly is arranged on the other side of the door body, the second panel assembly is connected with the first panel assembly, the second panel assembly comprises a second connecting plate, one end of the second connecting plate is provided with a second connecting sliding groove, the second connecting sliding groove is arranged opposite to the first connecting sliding groove, the extension directions of the second connecting sliding groove and the first connecting sliding groove are the same, the second handle assembly is arranged on the second panel assembly, the second handle assembly can rotate relative to the second panel assembly, the second handle assembly is connected with the first handle assembly, one end of the first connecting assembly is connected with the first connecting plate, the other end of the first connecting assembly passes through the door body and is connected with the second connecting plate, the two ends of the first connecting assembly are at least partially located in the first connecting sliding groove and the second connecting sliding groove respectively, and the two ends of the first connecting assembly can slide in the first connecting sliding groove and the second connecting sliding groove respectively, the first panel assembly and the second panel assembly can slide along the extension direction of the first connecting sliding groove relative to the first connecting assembly, in this way, after a user punches holes on the door body, the first connecting assembly can be used to pass through the door body and connect the first panel assembly and the second panel assembly respectively, when it is necessary to adjust the height of the door lock, the user can correspondingly adjust the first panel assembly to slide along the extension direction of the first connecting sliding groove relative to the first connecting assembly, and correspondingly adjust the second panel assembly to slide along the extension direction of the first connecting sliding groove relative to the first connecting assembly, so that the height position of the door lock is adjusted, and it is not necessary to additionally punch holes on the door body, and the installation of the door lock is more convenient. BRIEF DESCRIPTION OF DRAWINGS

[0016] In order to more clearly illustrate the technical solutions in the embodiments of the present utility model or the prior art, hereinafter, the drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced. In all the drawings, similar elements or parts are generally identified by similar reference signs. In the drawings, the elements or parts are not necessarily drawn according to the actual proportions.

[0017] Figure 1 is a partial structure explosion another angle schematic diagram of the door lock of the embodiment of the utility model;

[0018] Figure 2 is a partial structure explosion another angle schematic diagram of the door lock of the embodiment of the utility model;

[0019] Figure 3 is Figure 1 structure enlarged schematic diagram in A place in DETAILED DESCRIPTION

[0020] To facilitate the understanding of the present application, a more detailed description will be made to the present application in conjunction with the drawings and specific embodiments. It should be noted that when an element is described as "fixed to" another element, it can be directly on the other element or one or more intervening elements can be present therebetween. When an element is described as "connected to" another element, it can be directly connected to the other element or one or more intervening elements can be present therebetween. The terms "vertical", "horizontal", "left", "right", and similar expressions used in the present specification are for illustrative purposes only.

[0021] Unless otherwise defined, all technical and scientific terms used in the present specification are intended to have the same meaning as commonly understood by one of ordinary skill in the art to which the present application belongs. The terms used in the present specification, unless otherwise defined, are merely used to describe specific embodiments of the present application and are not intended to limit the present application. The term "and / or" used in the present specification includes any and all combinations of one or more of the associated listed items.

[0022] In addition, the technical features involved in different embodiments of the present application described below can be combined with each other as long as there is no conflict.

[0023] It should be noted that the door lock 1000 in the present application is applied to a door body and is used to open or lock the door body. The specific shape and structure of the door body are not limited in the present application.

[0024] Please refer to Figure 1 The door lock 1000 comprises a first panel assembly 10, a second panel assembly 20, a first handle assembly 30, a second handle assembly 40, a first connecting assembly 50, and a second connecting assembly 60. The first panel assembly 10 is arranged on one side of the door body, the second panel assembly 20 is arranged on the other side of the door body, the first handle assembly 30 is arranged on the first panel assembly 10 and can rotate relative to the first panel assembly 10, the second handle assembly 40 is arranged on the second panel assembly 20 and can rotate relative to the second panel assembly 20, and the first connecting assembly 50 and the second connecting assembly 60 are both used to connect the first panel assembly 10 and the second panel assembly 20. The first panel assembly 10, the second panel assembly 20, the first handle assembly 30, the second handle assembly 40, the first connecting assembly 50, and the second connecting assembly 60 will be described in detail below.

[0025] For the above-mentioned first panel assembly 10 and second panel assembly 20, as Figure 1 and Figure 2As shown, the first panel assembly 10 is arranged on one side of the door body, and the second panel assembly 20 is arranged on the other side of the door body, and the second panel assembly 20 is connected with the first panel assembly 10. The first panel assembly 10 and the second panel assembly 20 are usually arranged on the inner side or the outer side of the door body, and a user can set them according to actual needs. In this application, the first panel assembly 10 is arranged on the outer side of the door body, and the second panel assembly 20 is arranged on the inner side of the door body. The inner side of the door body refers to the side close to the interior of a room, and the outer side of the door body refers to the side away from the interior of a room.

[0026] In some embodiments, the first panel assembly 10 comprises a first housing 101 and a first connecting plate 102. The first housing 101 is provided with a first accommodating cavity 101a, and the first connecting plate 102 covers the opening of the first accommodating cavity 101a. The first connecting plate 102 is detachably connected with the first housing 101, and part of the components on the first handle assembly 30 is located in the first accommodating cavity 101a.

[0027] In some embodiments, referring to Figure 3 , a plurality of limiting blocks 1011 are further arranged on the first housing 101 and located in the first accommodating cavity 101a. The plurality of limiting blocks 1011 are arranged around one end of the first handle. The limiting blocks 1011 can be used to limit the rotation angle of the first handle.

[0028] In some embodiments, the second panel assembly 20 comprises a second housing 201 and a second connecting plate 202. The second housing 201 is provided with a second accommodating cavity 201a, and the second connecting plate 202 covers the opening of the second accommodating cavity 201a. The second connecting plate 202 is detachably connected with the second housing 201. Similarly, part of the components on the second handle assembly 40 is located in the second accommodating cavity 201a. The first connecting plate 102 and the second connecting plate 202 can facilitate the connection of the first connecting assembly 50 and the second connecting assembly 60, so as to realize the fixed installation of the first panel assembly 10 and the second panel assembly 20 on the door body.

[0029] In some embodiments, one end of the first connecting plate 102 is provided with a first connecting sliding groove 1021, and one end of the second connecting plate 202 is provided with a second connecting sliding groove 2021. The second connecting sliding groove 2021 is oppositely arranged with the first connecting sliding groove 1021, and the extension directions of the second connecting sliding groove 2021 and the first connecting sliding groove 1021 are the same. The first connecting sliding groove 1021 and the second connecting sliding groove 2021 can be used for the installation and connection of the first connecting assembly 50. At the same time, the first panel assembly 10 and the second panel assembly 20 can slide relative to the first connecting assembly 50 along the extension direction of the first connecting sliding groove 1021, so as to realize the adjustment of the height position of the entire door lock 1000.

[0030] It should be noted that the extension direction of the first connecting sliding groove 1021 and the second connecting sliding groove 2021 is the vertical direction, and the user can also design different extension directions according to actual needs, for example, the horizontal direction.

[0031] In some embodiments, the other end of the first connecting plate 102 is provided with a third connecting sliding groove 1022, and the other end of the second connecting plate 202 is provided with a fourth connecting sliding groove 2022. The fourth connecting sliding groove 2022 is oppositely arranged with the third connecting sliding groove 1022, and the extension direction of the fourth connecting sliding groove 2022 is the same as that of the third connecting sliding groove 1022. The third connecting sliding groove 1022 and the fourth connecting sliding groove 2022 can be used for mounting and connecting the second connecting assembly 60, so as to more stably fix the first panel assembly 10 and the second panel assembly 20 on the door body. At the same time, the third connecting sliding groove 1022 and the fourth connecting sliding groove 2022 can be used for sliding the first panel assembly 10 and the second panel assembly 20 relative to the second connecting assembly 60 along the extension direction of the third connecting sliding groove 1022, so as to adjust the height position of the entire door lock 1000.

[0032] In some embodiments, the first connecting plate 102 is provided with a first through hole 1023, and the second connecting plate 202 is provided with a second through hole 2023. The second through hole 2023 is oppositely arranged with the first through hole 1023, and the first through hole 1023 and the second through hole 2023 facilitate the connection between the first handle assembly 30 and the second handle assembly 40.

[0033] For the above-mentioned first connecting assembly 50 and the second connecting assembly 60, as shown in Figure 1 and Figure 2 , one end of the first connecting assembly 50 is connected with the first connecting plate 102, and the other end of the first connecting assembly 50 passes through the door body to connect with the second connecting plate 202. One end of the second connecting assembly 60 is connected with the first connecting plate 102, and the other end of the second connecting assembly 60 passes through the door body to connect with the second connecting plate 202. The first connecting assembly 50 and the second connecting assembly 60 are both used for connecting the first connecting plate 102 and the second connecting plate 202. Optionally, one end of the first connecting assembly 50 is connected with the upper end of the first connecting plate 102, and the other end of the first connecting assembly 50 passes through the door body to connect with the upper end of the second connecting plate 202. One end of the second connecting assembly 60 is connected with the lower end of the first connecting plate 102, and the other end of the second connecting assembly 60 passes through the door body to connect with the lower end of the second connecting plate 202. In this way, the connection stability between the first connecting plate 102 and the second connecting plate 202 can be ensured.

[0034] In some embodiments, the two ends of the first connecting assembly 50 are at least partially located in the first connecting slot 1021 and the second connecting slot 2021 respectively, and the two ends of the first connecting assembly 50 can slide in the first connecting slot 1021 and the second connecting slot 2021 respectively, and the first panel assembly 10 and the second panel assembly 20 can slide relative to the first connecting assembly 50 along the extension direction of the first connecting slot 1021. During the installation of the door lock 1000, the user can adjust the position of the first panel assembly 10 and / or the second panel assembly 20 in the vertical direction to reach the preset installation position, which is more convenient.

[0035] In some embodiments, the first connecting assembly 50 comprises a first fixing seat 501, a first connecting column 502, a first gasket 503, and a first screw 504. The first fixing seat 501 is provided with a first extension column 5011, the first gasket 503 is sleeved on the first extension column 5011, the first gasket 503 is located between the first fixing seat 501 and the first connecting plate 102, one end of the first extension column 5011 penetrates through the first connecting slot 1021 to connect one end of the first connecting column 502, and one end of the first screw 504 penetrates through the second connecting slot 2021 to connect the other end of the first connecting column 502. The first connecting plate 102 and the second connecting plate 202

[0036] In some embodiments, the two ends of the second connecting assembly 60 are at least partially located in the third connecting slot 1022 and the fourth connecting slot 2022 respectively, and the two ends of the second connecting assembly 60 can slide in the third connecting slot 1022 and the fourth connecting slot 2022 respectively, and the first panel assembly 10 and the second panel assembly 20 can slide relative to the second connecting assembly 60 along the extension direction of the third connecting slot 1022. During the installation of the door lock 1000, the user can adjust the position of the first panel assembly 10 and / or the second panel assembly 20 in the vertical direction to reach the preset installation position, which is more convenient.

[0037] In some embodiments, the second connecting assembly 60 comprises a second fixing base 601, a second connecting column 602, a second gasket 603, and a second screw 604. The second fixing base 601 is provided with a second extending column 6011. The second gasket 603 is sleeved on the second extending column 6011. The second gasket 603 is located between the second fixing base 601 and the first connecting plate 102. One end of the second extending column 6011 penetrates through the third connecting slot 1022 to connect one end of the second connecting column 602. One end of the second screw 604 penetrates through the fourth connecting slot 2022 to connect the other end of the second connecting column 602.

[0038] For the first handle assembly 30 and the second handle assembly 40 described above, as shown, Figures 1-3 the first handle assembly 30 is arranged on the first panel assembly 10. The first handle assembly 30 can rotate relative to the first panel assembly 10. The second handle assembly 40 is arranged on the second panel assembly 20. The second handle assembly 40 can rotate relative to the second panel assembly 20. The second handle assembly 40 is connected with the first handle assembly 30. When the first handle assembly 30 is in the open state, the rotating first handle assembly 30 can drive the second handle assembly 40 to rotate. When the first handle assembly 30 is in the locked state, the first handle assembly 30 is locked and cannot rotate or drive the second handle assembly 40 to rotate.

[0039] In some embodiments, the first handle assembly 30 comprises a first handle 301 and a first torsional spring 302. One end of the first handle 301 is rotationally connected to the first shell 101. Part of the first handle 301 is located in the first accommodating cavity 101a of the first shell 101. The first handle 301 can rotate relative to the first shell 101. The first torsional spring 302 is sleeved on one end of the first handle 301. The first torsional spring 302 is provided with a first limiting portion 3021 and a second limiting portion 3022. When the first handle 301 rotates to a preset angle, the first limiting portion 3021 and / or the second limiting portion 3022 abut against the limiting block 1011. The first limiting portion 3021 and the second limiting portion 3022 on the first torsional spring 302 cooperate with the limiting block 1011, so that when the user releases the hand after rotating the first handle 301 to the preset angle, the first handle 301 can rotate back to the initial state.

[0040] In some embodiments, the first handle assembly 30 further comprises a fingerprint identification module 303 and a control assembly 304. The fingerprint identification module 303 and the control assembly 304 are arranged on the first handle 301. The fingerprint identification module 303 is electrically connected to the control assembly 304. The user can open or lock the first handle assembly 30 through the control assembly 304 after the fingerprint identification is confirmed.

[0041] In some embodiments, the first handle assembly 30 further comprises a digital keyboard 305, the digital keyboard 305 is electrically connected with the control assembly 304, the digital keyboard 305 is arranged on the first handle 301, a user can input a password through the digital keyboard 305, and after the password is confirmed, the first handle assembly 30 is opened or locked through the control assembly 304.

[0042] In some embodiments, the second handle assembly 40 comprises a second handle 401 and a square core 402, the second handle 401 is rotationally connected with the second panel assembly 20, one end of the square core 402 is connected with the first handle 301, and the other end of the square core 402 is sequentially connected with the second handle 401 through the first through hole 1023, the door body and the second through hole 2023, so as to realize the connection between the first handle 301 and the second handle 401.

[0043] In the embodiment of the utility model, be provided with first panel subassembly 10, first handle subassembly 30, second panel subassembly 20, second handle subassembly 40 and first connecting component 50, wherein, first panel subassembly 10 sets up at the one side of door body, first panel subassembly 10 includes first connecting plate 102, and one end of first connecting plate 102 is provided with first connecting sliding slot 1021, first handle subassembly 30 sets up on first panel subassembly 10, and first handle subassembly 30 can rotate relative to first panel subassembly 10, second panel subassembly 20 sets up at the other side of door body, and second panel subassembly 20 is connected with first panel subassembly 10, and second panel subassembly 20 includes second connecting plate 202, and one end of second connecting plate 202 is provided with second connecting sliding slot 2021, and second connecting sliding slot 2021 is oppositely provided with first connecting sliding slot 1021, and the extension direction of second connecting sliding slot 2021 is same with first connecting sliding slot 1021, and second handle subassembly 40 sets up on second panel subassembly 20, and second handle subassembly 40 can rotate relative to second panel subassembly 20, and second handle subassembly 40 is connected with first handle subassembly 30, and one end of first connecting component 50 is connected with first connecting plate 102, and the other end of first connecting component 50 passes through the door body and connects second connecting plate 202, and both ends of first connecting component 50 are located at least partially in first connecting sliding slot 1021 and second connecting sliding slot 2021 respectively, and both ends of first connecting component 50 can slide in first connecting sliding slot 1021 and second connecting sliding slot 2021 respectively, first panel subassembly 10 and second panel subassembly 20 can slide relative to first connecting component 50 along the extension direction of first connecting sliding slot 1021, by this setting, after the user punches the door body, can use first connecting component 50 to pass through the door body and connect first panel subassembly 10 and second panel subassembly 20 respectively, when needing to adjust the height of door lock 1000, the user can correspondingly adjust first panel subassembly 10 to slide relative to first connecting component 50 along the extension direction of first connecting sliding slot 1021, and correspondingly adjust second panel subassembly 20 to slide relative to first connecting component 50 along the extension direction of first connecting sliding slot 1021, to realize the adjustment of the height position of door lock 1000, without additional re-punching on the door body, the installation of door lock 1000 is more simple.

[0044] The utility model further provides an embodiment of switching door, the switching door includes door lock 1000 as described above, the function and structure of door lock 1000 can refer to the above -mentioned embodiment, here will not be described one by one.

[0045] The above-mentioned is only the embodiment of the utility model, and not therefore limit the patent range of the utility model, all equivalent structures or equivalent process transformations using the utility model specification and attached drawing contents, or direct or indirect application in other related technical fields, all are same reason including in the patent protection range of the utility model.

Claims

1. A door lock applied to a door body, characterized in that, The door lock comprises: a first panel assembly arranged on one side of the door body, the first panel assembly comprising a first connecting plate, one end of the first connecting plate being provided with a first connecting sliding groove; a first handle assembly arranged on the first panel assembly, the first handle assembly being rotatable relative to the first panel assembly; a second panel assembly arranged on the other side of the door body, the second panel assembly being connected with the first panel assembly, the second panel assembly comprising a second connecting plate, one end of the second connecting plate being provided with a second connecting sliding groove, the second connecting sliding groove being oppositely arranged with the first connecting sliding groove, the second connecting sliding groove having the same extension direction as the first connecting sliding groove; a second handle assembly arranged on the second panel assembly, the second handle assembly being rotatable relative to the second panel assembly, the second handle assembly being connected with the first handle assembly; a first connecting assembly, one end of the first connecting assembly being connected with the first connecting plate, the other end of the first connecting assembly penetrating through the door body to be connected with the second connecting plate, both ends of the first connecting assembly being at least partially located in the first connecting sliding groove and the second connecting sliding groove respectively, and both ends of the first connecting assembly being slidable in the first connecting sliding groove and the second connecting sliding groove respectively, the first panel assembly and the second panel assembly being slidable relative to the first connecting assembly along the extension direction of the first connecting sliding groove.

2. The door lock according to claim 1, wherein: the other end of the first connecting plate is provided with a third connecting sliding groove; the other end of the second connecting plate is provided with a fourth connecting sliding groove, the fourth connecting sliding groove being oppositely arranged with the third connecting sliding groove, the fourth connecting sliding groove having the same extension direction as the third connecting sliding groove; the door lock further comprises a second connecting assembly, one end of the second connecting assembly being connected with the first connecting plate, the other end of the second connecting assembly penetrating through the door body to be connected with the second connecting plate, both ends of the second connecting assembly being at least partially located in the third connecting sliding groove and the fourth connecting sliding groove respectively, and both ends of the second connecting assembly being slidable in the third connecting sliding groove and the fourth connecting sliding groove respectively, the first panel assembly and the second panel assembly being slidable relative to the second connecting assembly along the extension direction of the third connecting sliding groove.

3. The door lock according to claim 2, wherein: the first connecting assembly comprises a first fixed seat, a first connecting column and a first screw, the first fixed seat being provided with a first extension column, one end of the first extension column being connected with one end of the first connecting column penetrating through the first connecting sliding groove, one end of the first screw being connected with the other end of the first connecting column penetrating through the second connecting sliding groove.

4. The door lock according to claim 3, wherein: the first connecting assembly further comprises a first gasket, the first gasket being sleeved on the first extension column, the first gasket being located between the first fixed seat and the first connecting plate.

5. The door lock according to claim 1, wherein: The first panel assembly further comprises a first housing provided with a first accommodating cavity, and the first connecting plate cover is arranged at an opening of the first accommodating cavity, and the first connecting plate is detachably connected with the first housing; The first handle assembly comprises a first handle, one end of the first handle is rotationally connected with the first housing, and part of the first handle is located in the first accommodating cavity, and the first handle is rotatable relative to the first housing.

6. The door lock according to claim 5, wherein, A plurality of limiting blocks are further arranged on the first housing and located in the first accommodating cavity, and the plurality of limiting blocks are arranged around one end of the first handle; The first handle assembly is further provided with a first torsional spring, the first torsional spring is sleeved on one end of the first handle, the first torsional spring is provided with a first limiting portion and a second limiting portion, and when the first handle rotates to a preset angle, the first limiting portion and / or the second limiting portion abut against the limiting blocks.

7. The door lock according to claim 5, wherein, The first connecting plate is provided with a first through hole; The second connecting plate is provided with a second through hole, and the second through hole is arranged opposite to the first through hole; The second handle assembly comprises a second handle and a square core, the second handle is rotationally connected with the second panel assembly, one end of the square core is connected with the first handle, and the other end of the square core sequentially passes through the first through hole, the door body, the second through hole and is connected with the second handle.

8. The door lock according to claim 5, wherein, The first handle assembly further comprises a fingerprint identification module and a control assembly, the fingerprint identification module and the control assembly are arranged on the first handle, and the fingerprint identification module is electrically connected with the control assembly.

9. The door lock according to claim 8, wherein, The first handle assembly further comprises a digital keyboard, the digital keyboard is electrically connected with the control assembly, and the digital keyboard is arranged on the first handle.

10. A switch door characterized by The door lock according to any one of claims 1-9.

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