Lock for a data interface
Patent Information
- Application Number
- DE202025102399
- Authority / Receiving Office
- DE · DE
- Patent Type
- Utility models
- Current Assignee / Owner
- Priority Date
- 2024-06-07
- Filing Date
- 2025-04-30
- Publication Date
- 2025-07-24
- Estimated Expiration
- 2035-04-30
Smart Images
Figure 00000000_0000_ABST
Abstract
Description
TECHNICAL FIELDThe present invention relates to the technical field of data interfaces, in particular to a lock for a data interface.PRIOR ARTThe data interface may facilitate the user reading the data stored in the device. However, existing data interfaces on the market do not have protective measures, each can read the data in the device through the data interface, the security is very poor, it is easy to leak the data, and some authorities can manipulate device data through the data interface. Therefore, there is a need to provide a lock for a data interface to improve the security of the data interface.CONTENT OF THE PRESENT INVENTIONTo overcome the deficiencies of the prior art, the utility model provides a lock for a data interface comprising:a lock housing body, the lock housing body being provided with a first opening, the first opening serving to mount a data interface;a locking arm, the locking arm being rotatably connected to the lock housing body, the locking arm being rotatably movable between a locking position and an unlocking position;a resilient return device, the resilient return device being connected to the locking arm to urge the locking arm to return to the locking position such that the locking arm and a sidewall of the first opening clamp the data interface;a locking device, wherein the locking device is connected to the lock housing body, wherein the locking device is for locking the locking arm; wherein when the locking device is in an unlocking state, the locking arm is rotatably movable between the locking position and the unlocking position; and wherein when the locking device is in a locking state, the locking arm is non-rotatable, and wherein the locking device locks the locking arm in the locking position.In an improved embodiment of the present invention, the lock housing body is further provided with a second opening, wherein the locking device comprises an installation housing, a lock core and a baffle plate, wherein the installation housing is installed in the second opening, wherein the lock core is provided inside the installation housing, and wherein the lock core is rotatable inside the installation housing, wherein the baffle plate is fitted on the lock core, and wherein the baffle plate is rotatable with the lock core such that the baffle plate is rotatably movable between a first position and a second position, wherein when the baffle plate is moved to the first position, the baffle plate stops and locks the locking arm in the locking position; while, when the baffle is moved to the second position, the baffle unlocks the locking arm so that the locking arm can be rotated to the unlocking position to release the locking arm from being clamped to the data interface.In an improved embodiment of the present invention, the installation housing is provided with a plurality of first locking members, the first locking members for locking the lock core to the installation housing; wherein when the first locking members are in an unlocked state, the lock core is rotatable within the installation housing, and the baffle plate is rotatable with the lock core such that the baffle plate is rotatably movable between the first position and the second position; while when the first locking members are in a locked state, the lock core is not rotatable within the installation housing to fix the baffle plate in the second position such that the baffle plate stops and locks the locking arm in the locked position.In an improved embodiment of the present invention, the lock core is provided with a keyhole, and wherein the first locking member comprises a first locking pin, a second locking pin, and a first spring, wherein the installation housing is provided with a first locking hole, wherein the lock core is provided with a second locking hole, wherein the first spring is provided in the first locking hole, wherein one end of the first locking pin is connected to the first spring, wherein the second locking pin is provided in the second locking hole, and wherein the other end of the first locking pin abuts the second locking pin, wherein a first seam is formed between the first locking pin and the second locking pin, wherein a second seam is formed at the connection point between the lock core and the installation housing; wherein, when the first seam is aligned with the second seam, the first locking member is in the unlocked state, wherein both ends of the first locking pin are in the first locking hole while both ends of the second locking pin are in the second locking hole, wherein the lock core is rotatable within the installation housing, and wherein the baffle plate is rotatable with the lock core such that the baffle plate is rotatably movable between the first position and the second position; while when the first seam is offset from the second seam, the first locking member is in the locked state, wherein one end of the first locking pin is inserted into the second locking hole, and while the other end of the first locking pin is inserted into the first locking hole such that the lock core is non-rotatable within the installation housing; or wherein, when the first seam is offset from the second seam, the first locking member is in the locked state, one end of the second locking pin is inserted into the second locking hole while the other end of the second locking pin is inserted into the first locking hole, so that the lock core is non-rotatable within the installation housing.In an improved embodiment of the present invention, the first locking pins of the plurality of first locking elements are all of the same length, while the second locking pins of the plurality of first locking elements are of different lengths from each other.In an improved embodiment of the present invention, the lock arm includes a first end, a second end, a rotating shaft, and a connecting end located between the first end and the second end, the connecting end being rotatably connected to the lock housing body through the rotating shaft.In an improved embodiment of the present invention, when the baffle plate is moved to the first position, the baffle plate pushes the first end in a direction away from a sidewall of the first opening and then stops to push the second end in a direction toward the sidewall of the first opening and then stops, wherein the second end of the locking arm is locked in the locking position, and wherein the second end of the locking arm and the sidewall of the first opening clamp the data interface; while when the baffle is moved to the second position, the baffle releases the stopping of the locking arm such that the first end can be rotated in a direction toward the sidewall of the first opening and the second end can be rotated in a direction away from the sidewall of the first opening to the unlocking position such that the second end can be released from the data interface and the clamping of the second end of the locking arm at the data interface is released.In an improved embodiment of the present invention, the lock housing body is further provided with an escape groove; wherein when the baffle plate is moved to the first position, the baffle plate is located within the escape groove, the baffle plate presses the first end in a direction away from the side wall of the first opening and then stops to press the second end in a direction toward the side wall of the first opening and then stops, and the first end cannot rotate as far as the escape groove; while when the baffle plate is moved to a second position, the baffle plate moves outside the escape groove, the baffle plate releases the stopping of the lock arm such that the first end can be rotated toward the side wall of the first opening into the escape groove and the second end can be rotated in the direction away from the side wall of the first opening into the unlock position such that the second end can be released from the data interface and the clamping of the second end of the lock arm at the data interface is released.In an improved embodiment of the present invention, the elastic restoring device is connected to the rotary shaft.In an improved embodiment of the present invention, the elastic restoring device is a torsion spring, the torsion spring being provided with a first seating opening, the torsion spring being seated on the rotation shaft through the first seating opening, a limiting post being further provided on the side wall of the first opening, the torsion spring being further provided with a first elastic arm and a second elastic arm, the second elastic arm being located between the second end and the limiting post, the first elastic arm pressing the first end in the direction away from the side wall of the first opening to press the second end in the direction toward the side wall of the first opening, the second end and the side wall of the first opening clamping the data interface.In an improved embodiment of the present invention, the second end of the latch arm is provided with a first snap hook portion; wherein when the latch arm is rotated to the latching position, the first snap hook portion is connected to a first snap hook mating portion of the data interface;In an improved embodiment of the present invention, the first end of the lock arm is provided with a second positioning recess; wherein when the baffle plate is moved to the first position, the baffle plate abuts an inner wall of the second positioning recess, the baffle plate presses and stops the first end in a direction away from the side wall of the first opening to press the second end in a direction toward the side wall of the first opening, the second end of the lock arm is locked in the locking position, the second end of the lock arm and the side wall of the first opening clamp the data interface.In an improved embodiment of the present invention, the data interface is an OBD data interface.In an improved embodiment of the present invention, the baffle plate is provided with a second seating opening, wherein the baffle plate is seated on the lock core through the second seating opening.In an improved embodiment of the present invention, a first positioning protrusion is provided on an inner wall of the second opening, and a first positioning recess is provided on an outer side wall of the installation case, the first positioning recess being connected to the first positioning protrusion; or a first positioning recess is provided on an inner wall of the second opening, and a first positioning protrusion is provided on an outer side wall of the installation case, and the first positioning recess being connected to the first positioning protrusion.In an improved embodiment of the present invention, the installation case includes a first installation portion and a second installation portion, the first installation portion is provided with a first flange, the second installation portion is provided with a second flange, the second installation portion is detachably fitted on the first installation portion to form the first positioning recess between the first flange and the second flange, and the second flange presses the first positioning protrusion against the first flange.In an improved embodiment of the present invention, the second installation portion is threadedly connected to the first installation portion.In an improved embodiment of the present invention, the lock case body includes an upper case body and a lower case body, the upper case body and the lower case body being detachably connected to each other.In an improved embodiment of the present invention, the upper housing body and the lower housing body are snap-fitted together. The utility model provides a lock for an OBD data interface, characterised in that it comprises:a lock housing body, the lock housing body being provided with a first opening, the first opening serving to mount a data interface;a locking arm, the locking arm being rotatably connected to the lock housing body, the locking arm being rotatably movable between a locking position and an unlocking position;a resilient return device, the resilient return device being connected to the locking arm to urge the locking arm to return to the locking position such that the locking arm and a sidewall of the first opening clamp the data interface;a locking device, wherein the locking device is connected to the lock housing body, wherein the locking device is for locking the locking arm; wherein when the locking device is in an unlocking state, the locking arm is rotatably movable between the locking position and the unlocking position; and wherein when the locking device is in a locking state, the locking arm is non-rotatable, and wherein the locking device locks the locking arm in the locking position.The present invention provides a lock for a data interface, comprising: a lock housing body, the lock housing body being provided with a first opening, the first opening for mounting a data interface; a locking arm, the locking arm being rotatably connected to the lock housing body, the locking arm being rotatably movable between a locking position and an unlocking position; an elastic return device, the elastic return device being connected to the locking arm for pushing the locking arm to the locking position for return, such that the locking arm and a side wall of the first opening clamp the data interface; a locking device, the locking device being connected to the lock housing body, the locking device for locking the locking arm; wherein, when the locking device is in an unlocked state, the locking arm is rotatably movable between the locked position and the unlocked position; and while when the locking device is in a locked state, the locking arm is non-rotatable, and wherein the locking device locks the locking arm in the locked position such that the user can lock the locking arm by the locking device and lock and fix the locking arm in the locked position, by the locking arm and a side wall of the first opening clamping the data interface and the lock housing body closing the data interface to prevent that criminal data can steal via the data interface. When the user wants to read the data, he may release the locking of the locking arm by the locking device so that the locking device is in the unlocking state so that the locking arm can be rotated to the unlocking position so that the locking arm can be released from the data interface by rotation, thereby releasing the clamping of the locking arm and a side wall of the first opening at the data interface to separate the lock case body from the data interface so that the data interface can be used for the user to read data.BRIEF DESCRIPTION OF THE DRAWINGSIn order to more clearly illustrate the technical solutions of the embodiments of the present invention, the accompanying drawings used in the description of the embodiments will be briefly described below. Of course, the attached drawings in the following description are only some of the embodiments of the present invention, and other attached drawings can be made without any creative work for those skilled in the art based on these drawings.Hereinafter, description of the present invention will be described in detail in conjunction with the accompanying drawings of the specification.Hereinafter, the present invention will be described in more detail in conjunction with the accompanying drawings and embodiments. FIG. 1 is a schematic view of the overall structure of the present invention; FIG. 2 is an exploded view of the present invention; FIG. 3 is a sectional view along the lock core when the first seam is offset from the second seam, wherein the first locking member is in the locked state, wherein one end of the first locking pin is inserted into the second locking hole and the other end of the first locking pin is inserted into the first locking hole, and wherein the lock core is not rotatable within the installation housing, and wherein the baffle plate is in the first position to push the first end in the direction away from the side wall of the first opening and then stop, and to push and stop the second end in the direction towards the side wall of the first opening, wherein the second end of the locking arm is locked in the locked position and clamps the data interface; FIG. 4 is an enlarged view of FIG. 3 at A; FIG. 5 is an enlarged view of FIG. 3 at B; FIG. 6 is a sectional view along the lock core when a key is inserted to push the second lock pin, the first seam being aligned with the second seam, the first lock member being in the unlocked state, and both ends of the first lock pin being inside the first lock hole, and when both ends of the second lock pin being inside the second lock hole, the lock core being rotatable inside the installation case, the baffle plate being rotatable with the lock core, the baffle plate being rotated to the second position, the baffle plate releasing the stop of the lock arm, and the first end being rotated in the direction toward the side wall of the first opening up to the escape groove, and when the second end is rotatable in the direction away from the side wall of the first opening to the unlocked position, the second end is disengaged from the data interface, thereby releasing the clamping of the second end of the locking arm to the data interface; FIG. 7 is an enlarged view of FIG. 6 at C; FIG. 8 is an enlarged view of FIG. 6 at D.DETAILED DESCRIPTIONAs shown in Figures 1 to 8, a lock for a data interface is provided comprising:a lock housing body 1, the lock housing body 1 being provided with a first opening 11, the first opening 11 serving to mount a data interface 1211;a lock arm 2, the lock arm 2 being rotatably connected to the lock case body 1, the lock arm 2 being rotatably movable between a lock position and an unlock position;a resilient return device 3, wherein the resilient return device 3 is connected to the locking arm 2 to push the locking arm 2 to return to the locking position, so that the locking arm 2 and a side wall of the first opening 11 clamp the data interface;a locking device 4, wherein the locking device 4 is connected to the lock case body 1, wherein the locking device 4 is for locking the locking arm 2; wherein when the locking device 4 is in an unlocking state, the locking arm 2 is rotatably movable between the locking position and the unlocking position; and wherein when the locking device 4 is in a locking state, the locking arm 2 is non-rotatable, and wherein the locking device 4 locks the locking arm 2 in the locking position.By the above structure, since the present utility model comprises: a lock case body 1, the lock case body 1 being provided with a first opening 11, the first opening 11 for mounting a data interface; a locking arm 2, the locking arm 2 being rotatably connected to the lock case body 1, the locking arm 2 being rotatably movable between a locking position and an unlocking position; an elastic return device 3, the elastic return device 3 being connected to the locking arm 2 to push the locking arm 2 to return to the locking position, such that the locking arm 2 and a side wall of the first opening 11 sandwich the data interface; a locking device 4, the locking device 4 being connected to the lock case body 1, the locking device 4 being for locking the locking arm 2; wherein, when the locking device 4 is in an unlocked state, the locking arm 2 is rotatably movable between the locked position and the unlocked position; and while when the locking device 4 is in a locked state, the locking arm 2 is non-rotatable, and wherein the locking device 4 locks the locking arm 2 in the locked position, so that the user can lock the locking arm 2 by the locking device 4 and lock and fix the locking arm 2 in the locked position, by the locking arm 2 and a side wall of the first opening 11 clamping the data interface and the lock case body 1 closing the data interface to prevent that criminal data can steal via the data interface. When the user wants to read the data, he can release the locking of the locking arm 2 by the locking device 4 so that the locking device 4 is in the unlocking state so that the locking arm 2 can be rotated to the unlocking position so that the locking arm 2 can be released from the data interface by rotation, thereby releasing the clamping of the locking arm 2 and a side wall of the first opening 11 at the data interface to separate the lock case body 1 from the data interface so that the data interface can be used for the user to read data.In this embodiment, the lock case body 1 is further provided with a second opening 13, the locking device 4 includes an installation case 41, a lock core 42, and a baffle plate 43, the installation case 41 is installed in the second opening 13, the lock core 42 is provided inside the installation case 41, the lock core 42 is rotatable inside the installation case 41, the baffle plate 43 is fitted on the lock core 42, the baffle plate 43 is rotatable with the lock core 42 so that the baffle plate 43 is rotatably movable between a first position and a second position when the baffle plate 43 is moved to the first position, stops, and the baffle plate 43 locks the lock arm 2 to the locking position; while, when the baffle plate 42 is moved to the second position, the baffle plate 43 unlocks the lock arm 2 so that the lock arm 2 can be rotated to the unlock position to release the locking arm 2 from being clamped to the data interface. The installation housing 41 is provided with a plurality of first locking members 411, the first locking members 411 are for locking the lock core 42 to the installation housing 41. when the first locking members 411 are in an unlocked state, the lock core 42 is rotatable within the installation housing 42, and the baffle plate 43 is rotatable with the lock core 42 such that the baffle plate 43 is rotatably movable between the first position and the second position; while when the first locking members 411 are in a locked state, the lock core 42 is not rotatable within the installation housing 41 to fix the baffle plate 43 in the second position such that the baffle plate 43 stops and locks the locking arm 2 in the locked position. By the above structure, only when a correct key 11111 is inserted into the lock core 42, the first lock member 411 can be switched to the unlocked state such that the lock core 42 is rotatable within the installation case 41 and the baffle plate 43 is rotatable with the lock core 42 such that the baffle plate 43 can be rotated to the second position such that the baffle plate 43 can release the stopping of the lock arm 2 such that the lock arm 2 can be rotated to the unlocked position such that the lock arm 2 can be released from the data interface by rotation, thereby releasing the clamping of the lock arm 2 and a side wall of the first opening 11 at the data interface to separate the lock case body 1 from the data interface, so that the data interface for the user can be used for reading data. At the same time, the present invention is provided with a lock core 42 so that the first lock member 411 cannot be placed in the unlocked state by a wrong key to prevent a principal from opening the data interface and stealing data therefrom.In this embodiment, the lock core 42 is provided with a key hole 421, the first locking member 411 includes a first locking pin 4111, a second locking pin 4112, and a first spring 4113, the installation case 41 is provided with a first locking hole 4114, the lock core 42 is provided with a second locking hole 422, the first spring 4113 is provided in the first locking hole 4114, one end of the first locking pin 4111 is connected to the first spring 4113, the second locking pin 4112 is provided in the second locking hole 422, the other end of the first locking pin 4111 abuts on the second locking pin 4112, a first seam 4115 is formed between the first locking pin 4111 and the second locking pin 4112, a second seam 4116 is formed at the joint between the lock core 42 and the installation housing 41; when the first seam 4115 is aligned with the second seam 4116, the first locking member 411 is in the unlocked state, both ends of the first locking pin 4111 are in the first locking hole 4114 while both ends of the second locking pin 4112 are in the second locking hole 422, the lock core 42 is rotatable within the installation housing 41, and the baffle plate 43 is rotatable with the lock core 42 such that the baffle plate 43 is rotatably movable between the first position and the second position; while, when the first seam 4115 is offset from the second seam 4116, the first locking member 411 is in the locking state, one end of the first locking pin 4111 is inserted into the second locking hole 422 and while the other end of the first locking pin 4111 is inserted into the first locking hole 4114 so that the lock core 42 is non-rotatable within the installation housing 41; or when the first seam 4115 is offset from the second seam 4116, the first locking member 411 is in the locking state, one end of the second locking pin 4112 is inserted into the second locking hole 422 while the other end of the second locking pin 4112 is inserted into the first locking hole 4114 so that the lock core 42 is non-rotatable within the installation housing 41. By the above structure, only when a proper key 11111 is inserted into the lock core 42, the first lock pin 4111 and the second lock pin 4112 can be pushed to a proper position such that the first seam 4115 is aligned with the second seam 4116, and only then can the first lock member 411 be switched to the unlocked state such that the lock core 42 is rotatable within the installation case 41 and the baffle plate 43 is rotatable with the lock core 42 such that the baffle plate 43 can be rotated to the second position such that the baffle plate 43 can release the stopping of the lock arm 2 such that the lock arm 2 can be rotated to the unlocked position such that the lock arm 2 can be released from the data interface by rotation such that the lock arm 2 can be released from the data interface by rotation, thereby, the clamping of the lock arm 2 and a side wall of the first opening 11 at the data interface is released to separate the lock case body 1 from the data interface, so that the data interface can be used for the user to read data. At the same time, the present invention is provided with a lock core 42 so that by a wrong key, the first seam 4115 cannot be aligned with the second seam 4116, and the first locking member 411 cannot be placed in the unlocked state to prevent a principal from opening the data interface and stealing data therefrom. In this embodiment, the first locking pins 4111 of the plurality of first locking members 411 are all of the same length, while the second locking pins 4112 of the plurality of first locking members 411 are of different lengths from each other. By the above structure, since the second lock pins 4112 of the plurality of first lock members 411 have different lengths from each other, the structure of the lock core 42 becomes more complex by this combination, which further enhances the security of the lock core 42 and allows only the proper key to open the plurality of first lock members 411 simultaneously to prevent a criminian from opening the data interface and stealing data therefrom.In this embodiment, the lock arm 2 includes a first end 21, a second end 22, a rotation shaft 23, and a connection end 24 located between the first end 21 and the second end 22, the connection end 24 is rotatably connected to the lock housing body through the rotation shaft 23. When the baffle plate 43 is moved to the first position, the baffle plate 43 pushes and then stops the first end 21 in a direction away from a side wall of the first opening 11 to push and then stop the second end 22 in a direction toward the side wall of the first opening 11, the second end 22 of the lock arm 2 is locked in the lock position, and the second end 22 of the lock arm 2 and the side wall of the first opening 11 clamp the data interface; while, when the baffle 43 is moved to the second position, the baffle 43 releases the stopping of the shutter arm 2 so that the first end 21 can be rotated in a direction toward the side wall of the first opening 11 and the second end 22 can be rotated in a direction away from the side wall of the first opening 11 to the unlocking position so that the second end 22 can be released from the data interface and the clamping of the second end 22 of the shutter arm 2 at the data interface is released. Specifically, the lock case body 1 is further provided with an escape groove 12; when the baffle plate 43 is moved to the first position, the baffle plate 43 is located inside the escape groove 12, presses and then the baffle plate 43 stops the first end 21 in a direction away from the side wall of the first opening 11 to press and then stop the second end 22 in a direction toward the side wall of the first opening 11, and the first end 21 cannot rotate as far as the escape groove 12; while, when the baffle plate 43 is moved to a second position, the baffle plate 43 moves outside the escape groove 12, the baffle plate 43 releases the stopping of the lock arm 2 so that the first end 21 can be rotated toward the side wall of the first opening 11 into the escape groove 12 and the second end 22 can be rotated in the direction away from the side wall of the first opening 11 into the unlock position so that the second end 22 can be released from the data interface and the clamping of the second end 22 of the lock arm 2 at the data interface is released. Further, the elastic return device 3 is connected to the rotating shaft 23. Further, the elastic return device 3 is a torsion spring, the torsion spring being provided with a first seating hole 31, the torsion spring being seated on the rotation shaft 23 through the first seating hole 31, a restriction post 111 is further provided on the side wall of the first hole 11, the torsion spring is further provided with a first elastic arm 32 and a second elastic arm 33, the second elastic arm 33 is located between the second end 22 and the restriction post 111, the first elastic arm 32 presses the first end 21 in the direction away from the side wall of the first hole 11 to press the second end 22 in the direction toward the side wall of the first hole 111, the second end 22 and the side wall of the first hole 11 clamp the data interface. Further, the second end 22 of the lock arm 2 is provided with a first snap hook portion 221; when the lock arm 2 is rotated to the lock position, the first snap hook portion 221 is connected to a first snap hook fitting portion 2221 of the data interface. By the above structure, when the lock arm 2 is rotated to the lock position, the first snap hook portion 221 is connected to a first snap hook fitting portion 2221 of the data interface, whereby the second end 22 and the side wall of the first opening 11 can more firmly clamp the data interface to prevent the lock case body 1 from coming off the data interface. And, when the baffle plate 43 is moved to the second position, the baffle plate 43 is moved outside the escape groove 12, and the baffle plate 43 releases the stopping of the lock arm 2, so that the user can press the first end 21 to allow the first end 21 to be rotated toward the side wall of the first opening 11 into the escape groove 12, and the second end 22 can be rotated in a direction away from the side wall of the first opening 11 to the unlock position, so that the second end 22 is released from the data interface and the clamping of the second end 22 of the lock arm 2 at the data interface is released to separate the lock case body 1 from the data interface, so that the user can facilitate the reading of the data. Among them, conventional OBD data interfaces on the market have a first snap hook fitting portion, the first snap hook portion being used to connect to the first snap hook fitting portion, whereby the lock arm and the side wall of the first opening can more firmly clamp the data interface.In this embodiment, the first end 21 of the lock arm 2 is provided with a second positioning recess 211; when the baffle plate 43 is moved to the first position, the baffle plate 43 abuts an inner wall of the second positioning recess 211, the baffle plate 43 presses and stops the first end 21 in a direction away from the side wall of the first opening 11 to press the second end 22 in a direction toward the side wall of the first opening 11, the second end 22 of the lock arm 1 is locked in the locking position, the second end 22 of the lock arm 2, and the side wall of the first opening 11 clamp the data interface. By the above structure, the baffle plate 43 is rotatable within the second positioning recess 211, so that the baffle plate 43 is rotatably movable between the first position and the second position.In this embodiment, the data interface is an OBD data interface. By the above structure, the OBD data interface is standard for each gasoline car, regardless of the model, and the size and dimensions are the same, only the arrangement positions are different, and may be present in different directions of the car. Through the OBD data interface of the car, the relevant data of the car can be read out to prevent a crux through the OBD data interface through the corresponding equipment with a key from stealing the car or changing the car data such as the mileage, etc., it is necessary to install a lock for a data interface on the OBD data interface to achieve the effect of anti-theft.In this embodiment, the baffle plate 43 is provided with a second seating hole 431, the baffle plate 43 is seated on the lock core 42 through the second seating hole 431; a first positioning protrusion 131 is provided on an inner wall of the second hole 13, and a first positioning recess 412 is provided on an outer side wall of the installation case 41, the first positioning recess 412 is connected to the first positioning protrusion 131; or a first positioning recess 412 is provided on an inner wall of the second hole 13, and a first positioning protrusion 131 is provided on an outer side wall of the installation case 41, and the first positioning recess 412 is connected to the first positioning protrusion 131. Specifically, the installation housing 41 includes a first installation portion 413 and a second installation portion 414, the first installation portion 413 is provided with a first flange 4131, the second installation portion 414 is provided with a second flange 4132, the second installation portion 414 is detachably fitted on the first installation portion 413 to form the first positioning recess 412 between the first flange 4131 and the second flange 4132, and the second flange 4132 presses the first positioning protrusion 412 against the first flange 4131. Further, the second installation portion 414 is threadedly connected to the first installation portion 413. Further, the lock case body 1 includes an upper case body 14 and a lower case body 15, the upper case body 14 and the lower case body 15 are detachably connected to each other. Further, the upper case body 14 and the lower case body 15 are snap-fitted. By the above structure, the present utility model is appropriately designed and simply constructed, and the installation of the lock core 42 and the baffle plate 43 can be effectively realized.A lock for a data interface, characterized in that it comprises:a lock housing body 1, the lock housing body 1 being provided with a first opening 11, the first opening 11 serving to mount a data interface 1211;a lock arm 2, the lock arm 2 being rotatably connected to the lock case body 1, the lock arm 2 being rotatably movable between a lock position and an unlock position;a resilient return device 3, wherein the resilient return device 3 is connected to the locking arm 2 to push the locking arm 2 to return to the locking position, so that the locking arm 2 and a side wall of the first opening 11 clamp the data interface;a locking device 4, wherein the locking device 4 is connected to the lock case body 1, wherein the locking device 4 is for locking the locking arm 2; wherein when the locking device 4 is in an unlocking state, the locking arm 2 is rotatably movable between the locking position and the unlocking position; and wherein when the locking device 4 is in a locking state, the locking arm 2 is non-rotatable, and wherein the locking device 4 locks the locking arm 2 in the locking position.By the above structure, since the present utility model comprises: a lock case body 1, the lock case body 1 being provided with a first opening 11, the first opening 11 for mounting a data interface; a locking arm 2, the locking arm 2 being rotatably connected to the lock case body 1, the locking arm 2 being rotatably movable between a locking position and an unlocking position; an elastic return device 3, the elastic return device 3 being connected to the locking arm 2 to push the locking arm 2 to return to the locking position, such that the locking arm 2 and a side wall of the first opening 11 sandwich the data interface; a locking device 4, the locking device 4 being connected to the lock case body 1, the locking device 4 being for locking the locking arm 2; wherein, when the locking device 4 is in an unlocked state, the locking arm 2 is rotatably movable between the locked position and the unlocked position; and while when the locking device 4 is in a locked state, the locking arm 2 is non-rotatable, and wherein the locking device 4 locks the locking arm 2 in the locked position, so that the user can lock the locking arm 2 by the locking device 4 and lock and fix the locking arm 2 in the locked position, by the locking arm 2 and a side wall of the first opening 11 clamping the data interface and the lock case body 1 closing the data interface to prevent that criminal data can steal via the data interface. When the user wants to read the data, he can release the locking of the locking arm 2 by the locking device 4 so that the locking device 4 is in the unlocking state so that the locking arm 2 can be rotated to the unlocking position so that the locking arm 2 can be released from the data interface by rotation, thereby releasing the clamping of the locking arm 2 and a side wall of the first opening 11 at the data interface to separate the lock case body 1 from the data interface so that the data interface can be used for the user to read data. At the same time, the OBD data interface is standard for each gasoline car, regardless of the model, and the size and dimensions are the same, only the arrangement positions are different, and may be present in different directions of the car. Through the OBD data interface of the car, the relevant data of the car can be read out to prevent a crux through the OBD data interface through the corresponding equipment with a key from stealing the car or changing the car data such as the mileage, etc., it is necessary to install a lock for a data interface on the OBD data interface to achieve the effect of anti-theft.The above embodiments are one or more embodiments provided in combination with the specific content, and it is not limited that the specific implementation of the present utility model is limited to these descriptions. Any method, structure, etc., similar or similar to the present invention, or premise conceptual to the present invention for making a series of technical prints or substitutions, should be considered as the scope of the present invention.
Claims
A lock for a data interface, comprising: a lock housing body, the lock housing body being provided with a first opening, the first opening for mounting a data interface; a locking arm, the locking arm being rotatably connected to the lock housing body, the locking arm being rotatably movable between a locking position and an unlocking position; an elastic return device, the elastic return device being connected to the locking arm for urging the locking arm to return to the locking position such that the locking arm and a side wall of the first opening sandwich the data interface; a locking device, the locking device being connected to the lock housing body, the locking device for locking the locking arm; wherein, when the locking device is in an unlocked state, the locking arm is rotatably movable between the locked position and the unlocked position; and while when the locking device is in a locked state, the locking arm is non-rotatable, and wherein the locking device locks the locking arm in the locked position.The lock for a data interface according to claim 1, wherein the lock case body is further provided with a second opening, wherein the locking device comprises an installation case, a lock core, and a baffle plate, wherein the installation case is installed in the second opening, wherein the lock core is provided inside the installation case, and wherein the lock core is rotatable inside the installation case, wherein the baffle plate is fitted on the lock core, and wherein the baffle plate is rotatable with the lock core such that the baffle plate is rotatably movable between a first position and a second position, wherein when the baffle plate is moved to the first position, the baffle plate stops and locks the lock arm in the locking position; while, when the baffle is moved to the second position, the baffle unlocks the locking arm so that the locking arm can be rotated to the unlocking position to release the locking arm from being clamped to the data interface.The lock for a data interface according to claim 2, wherein the installation housing is provided with a plurality of first locking members, the first locking members for locking the lock core to the installation housing; wherein when the first locking members are in an unlocked state, the lock core is rotatable within the installation housing, and the baffle plate is rotatable with the lock core such that the baffle plate is rotatably movable between the first position and the second position; while when the first locking members are in a locked state, the lock core is not rotatable within the installation housing to fix the baffle plate in the second position such that the baffle plate stops and locks the locking arm in the locked position.The lock for a data interface according to claim 3, wherein the lock core is provided with a keyhole, and wherein the first locking member comprises a first lock pin, a second lock pin, and a first spring, wherein the installation case is provided with a first lock hole, wherein the lock core is provided with a second lock hole, wherein the first spring is provided in the first lock hole, wherein one end of the first lock pin is connected to the first spring, wherein the second lock pin is provided in the second lock hole, and wherein the other end of the first lock pin abuts the second lock pin, wherein a first seam is formed between the first lock pin and the second lock pin, wherein a second seam is formed at the connection point between the lock core and the installation case; wherein, when the first seam is aligned with the second seam, the first locking member is in the unlocked state, wherein both ends of the first locking pin are in the first locking hole while both ends of the second locking pin are in the second locking hole, wherein the lock core is rotatable within the installation housing, and wherein the baffle plate is rotatable with the lock core such that the baffle plate is rotatably movable between the first position and the second position; while when the first seam is offset from the second seam, the first locking member is in the locked state, wherein one end of the first locking pin is inserted into the second locking hole, and while the other end of the first locking pin is inserted into the first locking hole such that the lock core is non-rotatable within the installation housing; or wherein, when the first seam is offset from the second seam, the first locking member is in the locked state, one end of the second locking pin is inserted into the second locking hole while the other end of the second locking pin is inserted into the first locking hole, so that the lock core is non-rotatable within the installation housing.The lock for a data interface according to claim 4, wherein the first locking pins of the plurality of first locking elements are all of the same length, while the second locking pins of the plurality of first locking elements are of different lengths from each other.The lock for a data interface according to claim 2, wherein the lock arm comprises a first end, a second end, a rotating shaft, and a connecting end located between the first end and the second end, the connecting end being rotatably connected to the lock case body through the rotating shaft.The data interface lock of claim 6, wherein when the baffle plate is moved to the first position, the baffle plate pushes the first end in a direction away from a sidewall of the first opening and then stops to push the second end in a direction toward the sidewall of the first opening and then stops, wherein the second end of the lock arm is locked in the locking position, and wherein the second end of the lock arm and the sidewall of the first opening clamp the data interface; while when the baffle is moved to the second position, the baffle releases the stopping of the locking arm such that the first end can be rotated in a direction toward the sidewall of the first opening and the second end can be rotated in a direction away from the sidewall of the first opening to the unlocking position such that the second end can be released from the data interface and the clamping of the second end of the locking arm at the data interface is released.The lock for the data interface according to claim 7, wherein the lock case body is further provided with an escape groove; wherein when the baffle plate is moved to the first position, the baffle plate is located inside the escape groove, the baffle plate pushes the first end in a direction away from the side wall of the first opening and then stops to push the second end in a direction toward the side wall of the first opening and then stops, and wherein the first end cannot rotate up to the escape groove, while when the baffle plate is moved to a second position, the baffle plate moves outside the escape groove, the baffle plate releases the stop of the lock arm, such that the first end can be rotated toward the side wall of the first opening into the escape groove and the second end can be rotated in the direction away from the side wall of the first opening into the unlocking position, such that the second end can be released from the data interface and the clamping of the second end of the locking arm at the data interface is released.The lock for a data interface according to claim 6, wherein the elastic return device is connected to the rotating shaft; wherein the elastic restoring device is a torsion spring, the torsion spring being provided with a first seating opening, the torsion spring being seated on the rotary shaft through the first seating opening, a limiting post being further provided on the side wall of the first opening, the torsion spring being further provided with a first elastic arm and with a second elastic arm, the second elastic arm being located between the second end and the limiting post, the first elastic arm pressing the first end in the direction away from the side wall of the first opening in order to press the second end in the direction towards the side wall of the first opening, the second end and the side wall of the first opening clamping the data interface, and the second end of the locking arm being provided with a first snap hook portion; wherein, when the lock arm is rotated to the lock position, the first snap hook portion is connected to a first snap hook fitting portion of the data interface; wherein the first end of the lock arm is provided with a second positioning recess; wherein, when the baffle plate is moved to the first position, the baffle plate abuts an inner wall of the second positioning recess, the baffle plate presses and stops the first end in a direction away from the side wall of the first opening to press the second end in a direction toward the side wall of the first opening, wherein the second end of the lock arm is locked in the lock position, wherein the second end of the lock arm and the side wall of the first opening clamp the data interface.The lock for a data interface according to claim 2, wherein the baffle plate is provided with a second seating hole, the baffle plate is seated on the lock core through the second seating hole; wherein a first positioning protrusion is provided on an inner wall of the second hole, and wherein a first positioning recess is provided on an outer side wall of the installation case, the first positioning recess being connected to the first positioning protrusion; or wherein a first positioning recess is provided on an inner wall of the second opening, and wherein a first positioning protrusion is provided on an outer side wall of the installation case, and wherein the first positioning recess is connected to the first positioning protrusion, wherein the installation case comprises a first installation portion and a second installation portion, wherein the first installation portion is provided with a first flange, wherein the second installation portion is provided with a second flange, wherein the second installation portion is detachably fitted on the first installation portion to form the first positioning recess between the first flange and the second flange, and wherein the second flange presses the first positioning protrusion against the first flange, wherein the second installation portion is connected to the first installation portion by means of a thread; wherein the lock case body comprises an upper case body and a lower case body, the upper case body and the lower case body are detachably connected to each other; wherein the upper case body and the lower case body are connected by a snap fastener.