Lock for data interface

Abstract

The utility model provides a lock for a data interface, which comprises a lock shell main body, a lock cover main body, a lock cover main body and a lock cover main body, the locking arm is rotatably connected with the lock shell main body; the locking arm can move between a locking position and an unlocking position through rotation; the elastic reset device is connected with the locking arm and is used for pushing the locking arm to reset to a locking position, so that the data interface is clamped by the locking arm and the side wall of the first opening; the locking device is connected with the lock shell main body, and the locking device is used for locking the locking arm; when the locking device is in an unlocking state, the locking arm can move between the locking position and the unlocking position through rotation, when the locking device is in a locking state, the locking arm cannot rotate, the locking device locks the locking arm at the locking position, the locking arm and the side wall of the first opening clamp the data interface, and the lock shell body seals the data interface. And lawbreakers are prevented from stealing data through the data interface.

Description

Technical Field

[0001] The utility model relates to the field of data interfaces, in particular to a lock used for data interfaces. Background Art

[0002] The data interface allows users to read the data stored in the device, but the existing data interfaces on the market currently have no protection measures. Anyone can read the data in the device through the data interface, which is extremely unsafe. Not only is it easy to leak data, but some lawless elements can also tamper with the data of the device through the data interface. Therefore, there is an urgent need to provide a lock for the data interface in the market to improve the security of the data interface. Summary of the invention

[0003] In order to overcome the deficiencies of the prior art, the utility model provides a lock for a data interface, comprising:

[0004] A lock housing body, wherein the lock housing body has a first opening, and the first opening is used for setting a data interface;

[0005] A locking arm, the locking arm being rotatably connected to the lock housing body; the locking arm being movable between the locking position and the unlocking position by rotation;

[0006] an elastic reset device, the elastic reset device being connected to the locking arm and used for pushing the locking arm to reset to a locking position so that the locking arm and the side wall of the first opening clamp the data interface;

[0007] A locking device is connected to the lock housing body, and is used to lock the locking arm; when the locking device is in an unlocked state, the locking arm can move between the locked position and the unlocked position by rotating, and when the locking device is in a locked state, the locking arm cannot rotate, and the locking device locks the locking arm in the locked position.

[0008] As an improvement of the present invention, the lock shell body also has a second opening, and the locking device includes an installation shell, a lock core and a baffle, the installation shell is installed in the second opening, the lock core is arranged in the installation shell, and the lock core can rotate in the installation shell, the baffle is sleeved on the lock core, and the baffle can rotate with the lock core so that the baffle can move between the first position and the second position by rotating, when the baffle moves to the first position, the baffle stops and locks the locking arm in the locking position; when the baffle moves to the second position, the baffle releases the stop on the locking arm so that the locking arm can rotate to the unlocking position to release the locking arm from clamping the data interface.

[0009] As an improvement of the present utility model, a plurality of first locking members are provided in the mounting shell, and the first locking members are used to lock the lock core to the mounting shell; when the first locking member is in an unlocked state, the lock core can rotate in the mounting shell, and the baffle can rotate with the lock core, so that the baffle can move between the first position and the second position by rotation; when the first locking member is in a locked state, the lock core cannot rotate in the mounting shell, so as to fix the baffle in the second position, so that the baffle locks the locking arm stop in the locked position.

[0010] As an improvement of the present utility model, the lock core has a keyhole, the first locking member includes a first locking pin, a second locking pin and a first spring, the installation shell has a first locking hole, the lock core has a second locking hole, the first spring is arranged in the first locking hole, one end of the first locking pin is connected to the first spring, the second locking pin is arranged and inserted in the second locking hole, the other end of the first locking pin abuts against the second locking pin, a first seam is formed between the first locking pin and the second locking pin, and a second seam is provided at the connection between the lock core and the installation shell, when the first seam is aligned with the second seam, the first locking member is in an unlocked state, both ends of the first locking pin are located in the first locking hole, and the second locking pin Both ends are located in the second locking hole, the lock core can rotate in the installation shell, and the baffle can rotate with the lock core so that the baffle can move between the first position and the second position by rotation; when the first seam and the second seam are staggered, the first locking piece is in a locked state, 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, so that the lock core cannot rotate in the installation shell; or, when the first seam and the second seam are staggered, the first locking piece is in a locked state, one end of the second locking pin is inserted into the second locking hole, and the other end of the second locking pin is inserted into the first locking hole, so that the lock core cannot rotate in the installation shell.

[0011] As an improvement of the present invention, the lengths of the first locking pins of a plurality of the first locking members are the same, and the lengths of the second locking pins of a plurality of the first locking members are different from each other.

[0012] As an improvement of the present utility model, the locking arm comprises a first end, a second end, a rotating shaft and a connecting end located between the first end and the second end, and the connecting end is rotatably connected to the lock housing body via the rotating shaft.

[0013] As an improvement of the present invention, when the baffle moves to the first position, the baffle pushes the first end to the direction away from the side wall of the first opening to push the second end to the direction toward the side wall of the first opening, and the second end stop of the locking arm is locked in the locking position, and the second end of the locking arm and the side wall of the first opening clamp the data interface; when the baffle moves to the second position, the baffle releases the stop on the locking arm so that the first end can rotate in the direction toward the side wall of the first opening, and the second end can rotate in the direction away from the side wall of the first opening to the unlocking position, so that the second end disengages from the data interface, thereby releasing the clamping of the second end of the locking arm on the data interface.

[0014] As an improvement of the present invention, the lock housing body also has an avoidance groove. When the baffle moves to the first position, the baffle is located in the avoidance groove, and the baffle pushes the first end in the direction away from the side wall of the first opening to stop the stopper, so as to push the second end in the direction toward the side wall of the first opening, and the first end cannot rotate into the avoidance groove; when the baffle moves to the second position, the baffle moves outside the avoidance groove, and the baffle releases the stop on the locking arm, so that the first end can rotate in the direction toward the side wall of the first opening into the avoidance groove, and the second end can rotate in the direction away from the side wall of the first opening to the unlocking position, so that the second end disengages from the data interface, thereby releasing the clamping of the second end of the locking arm on the data interface.

[0015] As an improvement of the present utility model, the elastic reset device is connected to the rotating shaft.

[0016] As an improvement of the present invention, the elastic reset device is a torsion spring, which has a first sleeve opening, and the torsion spring is sleeved on the rotating shaft through the first sleeve opening; the side wall of the first opening also has a limiting column, and the torsion spring has a first elastic arm and a second elastic arm, the second elastic arm is located between the second end and the limiting column, the first elastic arm pushes the first end in the direction away from the side wall of the first opening to push the second end in the direction toward the side wall of the first opening, and the second end and the side wall of the first opening clamp the data interface.

[0017] As an improvement of the present invention, the second end of the locking arm has a first hook portion, and when the locking arm is rotated to the locking position, the first hook portion is connected to the first hook matching portion of the data interface.

[0018] As an improvement of the present invention, the first end of the locking arm has a second positioning groove. When the baffle moves to the first position, the baffle abuts against the inner wall of the second positioning groove, and the baffle pushes the first end in the direction away from the side wall of the first opening to push the second end toward the side wall of the first opening. The second end stop of the locking arm is locked in the locking position, and the second end of the locking arm and the side wall of the first opening clamp the data interface.

[0019] As an improvement of the present utility model, the data interface is an OBD data interface.

[0020] As an improvement of the present utility model, a second sleeve opening is provided on the baffle, and the baffle is sleeved on the lock core through the second sleeve opening.

[0021] As an improvement of the present invention, the inner wall of the second opening is provided with a first positioning protrusion, the outer wall of the mounting shell is provided with a first positioning groove, and the first positioning groove is connected to the first positioning protrusion; or, the inner wall of the second opening is provided with a first positioning groove, the outer wall of the mounting shell is provided with a first positioning protrusion, and the first positioning groove is connected to the first positioning protrusion.

[0022] As an improvement of the present invention, the mounting shell includes a first mounting part and a second mounting part, the first mounting part has a first flange, the second mounting part has a second flange, and the second mounting part is detachably mounted on the first mounting part to form the first positioning groove between the first flange and the second flange, and the second flange presses the first positioning protrusion against the first flange.

[0023] As an improvement of the present invention, the second mounting portion is connected to the first mounting portion via threads.

[0024] As an improvement of the present utility model, the lock housing body comprises an upper housing and a lower housing, and the upper housing is detachably connected to the lower housing.

[0025] As an improvement of the present utility model, the upper shell and the lower shell are connected by a buckle.

[0026] The utility model also provides a lock for an OBD data interface, which is characterized by comprising:

[0027] A lock housing body, wherein the lock housing body has a first opening, and the first opening is used for setting a data interface;

[0028] A locking arm, the locking arm being rotatably connected to the lock housing body; the locking arm being movable between the locking position and the unlocking position by rotation;

[0029] an elastic reset device, the elastic reset device being connected to the locking arm and used for pushing the locking arm to reset to a locking position so that the locking arm and the side wall of the first opening clamp the data interface;

[0030] A locking device is connected to the lock housing body, and is used to lock the locking arm; when the locking device is in an unlocked state, the locking arm can move between the locked position and the unlocked position by rotating, and when the locking device is in a locked state, the locking arm cannot rotate, and the locking device locks the locking arm in the locked position.

[0031] The beneficial effects of the utility model are as follows: the utility model provides a lock for a data interface, which comprises: a lock shell body, the lock shell body having a first opening, the first opening being used to sleeve the data interface; a locking arm, the locking arm being rotatably connected to the lock shell body; the locking arm being movable between a locking position and an unlocking position by rotation; an elastic reset device, the elastic reset device being connected to the locking arm, and being used to push the locking arm to reset to the locking position, so that the locking arm and the side wall of the first opening clamp the data interface; a locking device, the locking device being connected to the lock shell body The main body is connected, and the locking device is used to lock the locking arm; when the locking device is in the unlocked state, the locking arm can be moved between the locked position and the unlocked position by rotating, and when the locking device is in the locked state, the locking arm cannot be rotated, and the locking device locks the locking arm in the locked position, so that the user can lock the locking arm through the locking device, and lock and fix the locking arm in the locked position, so that the locking arm and the side wall of the first opening clamp the data interface, so that the lock shell body closes the data interface to prevent lawbreakers from stealing data through the data interface. When the user needs to read data, the user can release the locking device from locking the locking arm, so that the locking device is in the unlocked state, so that the locking arm can be rotated to the unlocked position, so that the locking arm can be disengaged from the data interface by rotating, and the locking arm and the side wall of the first opening are released from clamping the data interface, so that the lock shell body is detached from the data interface, so that the data interface can be used for the user to read data. BRIEF DESCRIPTION OF THE DRAWINGS

[0032] In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings required for use in the description of the embodiments will be briefly introduced below. The drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0033] The utility model is further described below in conjunction with the accompanying drawings and embodiments.

[0034] Figure 1It is a schematic diagram of the overall structure of the utility model;

[0035] Figure 2 It is an exploded view of the utility model;

[0036] Figure 3 A cross-sectional view of the lock core when the first joint and the second joint are staggered, the first locking member is in a locked state, one end of the first locking pin is inserted into the second locking hole, the other end of the first locking pin is inserted into the first locking hole, the lock core cannot rotate in the mounting housing, and the baffle is in a first position to push the first end in a direction away from the side wall of the first opening to push the second end in a direction toward the side wall of the first opening, and the second end stop of the locking arm is locked in the locking position to clamp the data interface;

[0037] Figure 4 yes Figure 3 A magnified image of point A;

[0038] Figure 5 yes Figure 3 A magnified view of point B;

[0039] Figure 6 When the key is inserted to push the second locking pin, the first joint is aligned with the second joint, the first locking member is in an unlocked state, both ends of the first locking pin are located in the first locking hole, both ends of the second locking pin are located in the second locking hole, the lock core can rotate in the mounting housing, the baffle can rotate with the lock core, the baffle rotates to the second position, the baffle releases the stop of the locking arm, the first end rotates toward the side wall of the first opening into the avoidance groove, the second end can rotate away from the side wall of the first opening to the unlocked position, the second end is disengaged from the data interface, and the second end of the locking arm is released from the clamping of the data interface, a sectional view taken along the lock core;

[0040] Figure 7 yes Figure 6 Enlarged view of point C;

[0041] Figure 8 yes Figure 6 The enlarged view of point D; DETAILED DESCRIPTION

[0042] Reference Figures 1 to 8 , a lock for a data interface, comprising:

[0043] The lock housing body 1 has a first opening 11, and the first opening 11 is used to set the data interface 1211;

[0044] A locking arm 2, the locking arm 2 is rotatably connected to the lock housing body 1; the locking arm 2 can be moved between a locking position and an unlocking position by rotating;

[0045] An elastic reset device 3, which is connected to the locking arm 2 and is used to push the locking arm 2 to reset to a locking position so that the locking arm 2 and the side wall of the first opening 11 clamp the data interface;

[0046] The locking device 4 is connected to the lock shell body 1, and the locking device 4 is used to lock the locking arm 2; when the locking device 4 is in the unlocked state, the locking arm 2 can move between the locked position and the unlocked position by rotating. When the locking device 4 is in the locked state, the locking arm 2 cannot rotate, and the locking device 4 locks the locking arm 2 in the locked position.

[0047] The structure includes: a lock shell body 1, the lock shell body 1 has a first opening 11, and the first opening 11 is used to set the data interface; a locking arm 2, the locking arm 2 is rotatably connected to the lock shell body 1; the locking arm 2 can be moved between a locking position and an unlocking position by rotation; an elastic reset device 3, the elastic reset device 3 is connected to the locking arm 2, and is used to push the locking arm 2 to reset to the locking position, so that the locking arm 2 and the side wall of the first opening 11 clamp the data interface; a locking device 4, the locking device 4 is connected to the lock shell body 1, and the locking device 4 is used to lock the locking arm 2; when the locking device 4 is in the unlocked state, the locking arm 2 can be moved between the locked position and the unlocked position by rotating. When the locking device 4 is in the locked state, the locking arm 2 cannot be rotated. The locking device 4 locks the locking arm 2 in the locked position, so that the user can lock the locking arm 2 through the locking device 4, and lock and fix the locking arm 2 in the locked position, so that the locking arm 2 and the side wall of the first opening 11 clamp the data interface, so that the lock shell body 1 closes the data interface to prevent lawbreakers from stealing data through the data interface. When the user needs to read data, the user can release the locking device 4 from locking the locking arm 2, so that the locking device 4 is in the unlocked state, so that the locking arm 2 can be rotated to the unlocked position, so that the locking arm 2 can be separated from the data interface by rotating, and the locking arm 2 and the side wall of the first opening 11 clamp the data interface, so that the lock shell body 1 is detached from the data interface, so that the data interface can be used for the user to read data.

[0048] In this embodiment, the lock shell body 1 also has a second opening 13, and the locking device 4 includes an installation shell 41, a lock core 42 and a baffle 43. The installation shell 41 is installed in the second opening 13, the lock core 42 is arranged in the installation shell 41, and the lock core 42 can rotate in the installation shell 41, and the baffle 43 is sleeved on the lock core 42, and the baffle 43 can rotate with the lock core 42 so that the baffle 43 can move between the first position and the second position by rotating. When the baffle 43 moves to the first position, the baffle 43 stops and locks the locking arm 2 in the locked position; when the baffle 43 moves to the second position, the baffle 43 releases the stop on the locking arm 2, so that the locking arm 2 can rotate to the unlocked position to release the locking arm 2 from clamping the data interface. Among them, there are several first locking members 411 in the installation shell 41, and the first locking members 411 are used to lock the lock core 42 to the installation shell 41; when the first locking members 411 are in an unlocked state, the lock core 42 can rotate in the installation shell 41, and the baffle 43 can rotate with the lock core 42, so that the baffle 43 can move between the first position and the second position by rotation; when the first locking member 411 is in a locked state, the lock core 42 cannot rotate in the installation shell 41, so as to fix the baffle 43 in the second position, so that the baffle 43 can stop and lock the locking arm 2 in the locked position. Through the above structure, only when the correct key 11111 is inserted into the lock core 42, can the first locking member 411 be switched to the unlocked state, so that the lock core 42 can be rotated in the installation shell 41, and the baffle 43 can rotate with the lock core 42, so that the baffle 43 can be moved to the second position by rotation, so that the baffle 43 releases the stop on the locking arm 2, so that the locking arm 2 can be rotated to the unlocked position, and the locking arm 2 can be disengaged from the data interface by rotation, releasing the clamping of the locking arm 2 and the side wall of the first opening 11 on the data interface, so as to detach the lock shell body 1 from the data interface, so that the data interface can be used for users to read data. At the same time, due to the provision of the lock core 42, the wrong key cannot switch the first locking member 411 to the unlocked state, which can prevent criminals from opening the data interface to steal data.

[0049] In this embodiment, the lock core 42 has 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 mounting housing 41 has a first locking hole 4114, the lock core 42 has a second locking hole 422, the first spring 4113 is arranged in the first locking hole 4114, one end of the first locking pin 4111 is connected to the first spring 4113, and the second locking pin 4112 is arranged at the insertion The first locking member 411 is installed in the second locking hole 422, the other end of the first locking pin 4111 abuts against the second locking pin 4112, a first joint 4115 is formed between the first locking pin 4111 and the second locking pin 4112, and a second joint 4116 is formed at the connection between the lock core 42 and the mounting shell 41. When the first joint 4115 is aligned with the second joint 4116, the first locking member 411 is in the unlocked state, and both ends of the first locking pin 4111 are located at the first lock core 42. The first locking member 411 is in a locked state, one end of the first locking pin 4111 is inserted into the second locking hole 422, and the lock core 42 can rotate in the mounting housing 41, and the baffle 43 can rotate with the lock core 42, so that the baffle 43 can move between the first position and the second position by rotating; when the first joint 4115 and the second joint 4116 are staggered, the first locking member 411 is in a locked state, one end of the first locking pin 4111 is inserted into the second locking hole 422, and the first The other end of the locking pin 4111 is inserted into the first locking hole 4114 to prevent the lock core 42 from rotating in the installation shell 41; or, when the first joint 4115 and the second joint 4116 are staggered, the first locking member 411 is in a locking state, one end of the second locking pin 4112 is inserted into the second locking hole 422, and the other end of the second locking pin 4112 is inserted into the first locking hole 4114 to prevent the lock core 42 from rotating in the installation shell 41. Through the above structure, only when the correct key is inserted into the lock cylinder 42, can the first locking pin 4111 and the second locking pin 4112 be pushed to the correct position, so that the first seam 4115 is aligned with the second seam 4116, and the first locking member 411 is switched to the unlocked state, so that the lock cylinder 42 can rotate in the installation shell 41, and the baffle 43 can rotate with the lock cylinder 42, so that the baffle 43 can be moved to the second position by rotation, so that the baffle 43 releases the stop of the locking arm 2, so that the locking arm 2 can be rotated to the unlocked position, and the locking arm 2 can be separated from the data interface by rotation, and the locking arm 2 and the side wall of the first opening 11 are clamped on the data interface, so that the lock shell body 1 is detached from the data interface, so that the data interface can be used for users to read data. At the same time, due to the provision of the lock cylinder 42, the wrong key cannot align the first seam 4115 with the second seam 4116, and the first locking member 411 cannot be switched to the unlocked state, which can prevent criminals from opening the data interface to steal data.

[0050] In this embodiment, the lengths of the first locking pins 4111 of the plurality of first locking members 411 are the same, and the lengths of the second locking pins 4112 of the plurality of first locking members 411 are different from each other. Through the above structure, since the lengths of the second locking pins 4112 of the plurality of first locking members 411 are different from each other, through this combination, the structure of the lock core 42 is made more complex, and the security of the lock core 42 is further enhanced. Only the correct key can open the plurality of first locking members 411 at the same time, preventing lawbreakers from opening the data interface to steal data.

[0051] In this embodiment, the locking arm 2 has a first end 21, a second end 22, a rotating shaft 23, and a connecting end 24 located between the first end 21 and the second end 22, and the connecting end 24 is rotatably connected to the lock housing body through the rotating shaft 23. When the baffle 43 moves to the first position, the baffle 43 pushes the first end 21 in the direction away from the side wall of the first opening 11 to push the second end 22 in the direction toward the side wall of the first opening 11, and the second end 22 of the locking arm 2 is stopped and locked in the locking position, and the second end 22 of the locking arm 2 and the side wall of the first opening 11 clamp the data interface; when the baffle 43 moves to the second position, the baffle 43 releases the stop of the locking arm 2, so that the first end 21 can rotate in the direction toward the side wall of the first opening 11, and the second end 22 can rotate in the direction away from the side wall of the first opening 11 to the unlocking position, so that the second end 22 is separated from the data interface, and the clamping of the second end 22 of the locking arm 2 on the data interface is released. Specifically, the lock housing body 1 further has an escape groove 12. When the baffle 43 moves to the first position, the baffle 43 is located in the escape groove 12. The baffle 43 pushes the first end 21 in the direction away from the side wall of the first opening 11 to stop the second end 22 in the direction toward the side wall of the first opening 11. The first end 21 cannot rotate into the escape groove 12. When the baffle 43 moves to the second position, the baffle 43 moves outside the escape groove 12. The baffle 43 releases the stop on the locking arm 2, so that the first end 21 can rotate in the direction toward the side wall of the first opening 11 into the escape groove 12, and the second end 22 can rotate in the direction away from the side wall of the first opening 11 to the unlocking position, so that the second end 22 is separated from the data interface, and the second end 22 of the locking arm 2 is released from the clamping of the data interface. Further, the elastic reset device 3 is connected to the rotating shaft 23. Furthermore, the elastic reset device 3 is a torsion spring, which has a first sleeve opening 31, and is sleeved on the rotating shaft 23 through the first sleeve opening 31; the side wall of the first opening 11 also has a limiting column 111, and the torsion spring has a first elastic arm 32 and a second elastic arm 33, and the second elastic arm 33 is located between the second end 22 and the limiting column 111, and the first elastic arm 32 pushes the first end 21 in the direction away from the side wall of the first opening 11, so as to push the second end 22 in the direction toward the side wall of the first opening 11, and the second end 22 and the side wall of the first opening 11 clamp the data interface. Furthermore, the second end 22 of the locking arm 2 has a first hook portion 221, and when the locking arm 2 rotates to the locking position, the first hook portion 221 is connected to the first hook matching portion 2221 of the data interface.Through the above structure, when the locking arm 2 rotates to the locking position, the first hook portion 221 is connected to the first hook matching portion 2221 of the data interface, so that the second end 22 and the side wall of the first opening 11 can better clamp the data interface to prevent the lock shell body 1 from being separated from the data interface; and, when the baffle 43 moves to the second position, the baffle 43 moves to the outside of the avoidance groove 12, and the baffle 43 releases the stop on the locking arm 2, so that the user can press the first end 21, so that the first end 21 can be rotated toward the side wall of the first opening 11 into the avoidance groove 12, and the second end 22 can be rotated away from the side wall of the first opening 11 to the unlocking position, so that the second end 22 is separated from the data interface, and the second end 22 of the locking arm 2 is released from the clamping of the data interface, so that the lock shell body 1 is detached from the data interface, which is convenient for the user to read data. Among them, the common OBD data interfaces on the market all have a first hook matching portion. By connecting the first hook portion with the first hook matching portion, the locking arm and the side wall of the first opening can better clamp the data interface.

[0052] In this embodiment, the first end 21 of the locking arm 2 has a second positioning groove 211. When the baffle 43 moves to the first position, the baffle 43 abuts against the inner wall of the second positioning groove 211. The baffle 43 pushes the first end 21 in the direction away from the side wall of the first opening 11 to push the second end 22 in the direction toward the side wall of the first opening 11. The second end 22 of the locking arm 2 is stopped and locked in the locking position. The second end 22 of the locking arm 2 and the side wall of the first opening 11 clamp the data interface. Through the above structure, the baffle 43 can rotate in the second positioning groove 211, so that the baffle 43 can move between the first position and the second position by rotating.

[0053] In this embodiment, the data interface is an OBD data interface. Through the above structure, the OBD data interface is standard for every gasoline car, and the size is the same, regardless of the car model, but the setting point is different, which may be in various positions of the car. The relevant data of the car can be read through the car OBD data interface. In order to prevent criminals from using the OBD data interface to make a key with the device to steal the car or modify the car data, such as mileage, etc., a lock is required on the OBD data interface to achieve the anti-theft effect.

[0054] In this embodiment, the baffle plate 43 is provided with a second sleeve opening 431, and the baffle plate 43 is sleeved on the lock core 42 through the second sleeve opening 431. The inner wall of the second opening 13 is provided with a first positioning protrusion 131, and the outer wall of the mounting housing 41 is provided with a first positioning groove 412, and the first positioning groove 412 is connected to the first positioning protrusion 131; or, the inner wall of the second opening 13 is provided with a first positioning groove 412, and the outer wall of the mounting housing 41 is provided with a first positioning protrusion 131, and the first positioning groove 412 is connected to the first positioning protrusion 131. Specifically, the mounting housing 41 includes a first mounting portion 413 and a second mounting portion 414, the first mounting portion 413 has a first flange 4131, the second mounting portion 414 has a second flange 4132, and the second mounting portion 414 is detachably sleeved on the first mounting portion 413, so that a first positioning groove 412 is formed between the first flange 4131 and the second flange 4132, and the second flange 4132 presses the first positioning protrusion 131 against the first flange 4131. Further, the second mounting portion 414 is connected to the first mounting portion 413 by threads. Further, the lock housing body 1 includes an upper housing 14 and a lower housing 15, and the upper housing 14 is detachably connected to the lower housing 15. Further, the upper housing 14 is connected to the lower housing 15 by a buckle 1511. Through the above structure, the design is reasonable, the structure is simple, and the installation of the lock core 42 and the baffle 43 is effectively realized.

[0055] A lock for an OBD data interface, characterized by comprising:

[0056] The lock housing body 1 has a first opening 11, and the first opening 11 is used to set a data interface;

[0057] A locking arm 2, the locking arm 2 is rotatably connected to the lock housing body 1; the locking arm 2 can be moved between a locking position and an unlocking position by rotating;

[0058] An elastic reset device 3, which is connected to the locking arm 2 and is used to push the locking arm 2 to reset to a locking position so that the locking arm 2 and the side wall of the first opening 11 clamp the data interface;

[0059] The locking device 4 is connected to the lock shell body 1, and the locking device 4 is used to lock the locking arm 2; when the locking device 4 is in the unlocked state, the locking arm 2 can move between the locked position and the unlocked position by rotating. When the locking device 4 is in the locked state, the locking arm 2 cannot rotate, and the locking device 4 locks the locking arm 2 in the locked position.

[0060] The structure includes: a lock shell body 1, the lock shell body 1 has a first opening 11, and the first opening 11 is used to set the data interface; a locking arm 2, the locking arm 2 is rotatably connected to the lock shell body 1; the locking arm 2 can be moved between a locking position and an unlocking position by rotation; an elastic reset device 3, the elastic reset device 3 is connected to the locking arm 2, and is used to push the locking arm 2 to reset to the locking position, so that the locking arm 2 and the side wall of the first opening 11 clamp the data interface; a locking device 4, the locking device 4 is connected to the lock shell body 1, and the locking device 4 is used to lock the locking arm 2; when the locking device 4 is in the unlocked state, the locking arm 2 can be moved between the locked position and the unlocked position by rotating. When the locking device 4 is in the locked state, the locking arm 2 cannot be rotated. The locking device 4 locks the locking arm 2 in the locked position, so that the user can lock the locking arm 2 through the locking device 4, and lock and fix the locking arm 2 in the locked position, so that the locking arm 2 and the side wall of the first opening 11 clamp the data interface, so that the lock shell body 1 closes the data interface to prevent lawbreakers from stealing data through the data interface. When the user needs to read data, the user can release the locking device 4 from locking the locking arm 2, so that the locking device 4 is in the unlocked state, so that the locking arm 2 can be rotated to the unlocked position, so that the locking arm 2 can be separated from the data interface by rotating, and the locking arm 2 and the side wall of the first opening 11 clamp the data interface, so that the lock shell body 1 is detached from the data interface, so that the data interface can be used for the user to read data. The OBD data interface is standard for every gasoline car, and the size is the same regardless of the car model. It is just that the location of the interface is different, and it may be located in various positions of the car. The relevant data of the car can be read through the OBD data interface of the car. In order to prevent criminals from using the OBD data interface to make a key to steal the car or modify the car data, such as mileage, etc., a lock is required on the OBD data interface to achieve the effect of anti-theft.

[0061] The above are one or more implementation methods provided in combination with specific content, and it is not intended that the specific implementation of the utility model is limited to these descriptions. Any method, structure, etc. similar to or identical to the method, structure, etc. of the utility model, or any technical deduction or replacement based on the concept of the utility model, shall be deemed to be within the protection scope of the utility model.

Claims

1. A lock for a data interface, characterized in that: include: A lock housing body (1), the lock housing body (1) having a first opening (11), the first opening (11) being used for housing a data interface (1211); A locking arm (2), the locking arm (2) being rotatably connected to the lock housing body (1); the locking arm (2) being movable between a locking position and an unlocking position by rotating; an elastic reset device (3), the elastic reset device (3) being connected to the locking arm (2) and used for pushing the locking arm (2) to reset to a locking position so that the locking arm (2) and the side wall of the first opening (11) clamp the data interface; A locking device (4), the locking device (4) is connected to the lock housing body (1), and the locking device (4) is used to lock the locking arm (2); when the locking device (4) is in an unlocked state, the locking arm (2) can be moved between the locked position and the unlocked position by rotating; when the locking device (4) is in a locked state, the locking arm (2) cannot be rotated, and the locking device (4) locks the locking arm (2) in the locked position.

2. A lock for a data interface according to claim 1, characterized in that: The lock housing body (1) further has a second opening (13), and the locking device (4) comprises a mounting housing (41), a lock core (42) and a baffle (43), wherein the mounting housing (41) is mounted on the second opening (13), the lock core (42) is arranged in the mounting housing (41), and the lock core (42) can rotate in the mounting housing (41), and the baffle (43) is sleeved on the lock core (42), and the baffle (43) can move with the lock core ( The baffle (42) is rotated so that the baffle (43) can be moved between a first position and a second position by rotating. When the baffle (43) moves to the first position, the baffle (43) stops and locks the locking arm (2) at the locking position; when the baffle (43) moves to the second position, the baffle (43) releases the stop on the locking arm (2) so that the locking arm (2) can be rotated to the unlocking position to release the locking arm (2) from clamping the data interface.

3. A lock for a data interface according to claim 2, characterized in that: The installation shell (41) has a plurality of first locking members (411) therein, and the first locking members (411) are used to lock the lock core (42) to the installation shell (41); when the first locking members (411) are in an unlocked state, the lock core (42) can rotate in the installation shell (41), and the baffle (43) can rotate along with the lock core (42), so that the baffle (43) can move between the first position and the second position by rotating; when the first locking members (411) are in a locked state, the lock core (42) cannot rotate in the installation shell (41), so that the baffle (43) is fixed in the second position, so that the baffle (43) stops and locks the locking arm (2) in the locked position.

4. A lock for a data interface according to claim 3, characterized in that: The lock core (42) has a keyhole (421), the first locking member (411) includes a first locking pin (4111), a second locking pin (4112) and a first spring (4113), the mounting housing (41) has a first locking hole (4114), the lock core (42) has a second locking hole (422), the first spring (4113) is arranged 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 arranged to be inserted in the second locking hole (4114), and the first locking pin (4112) is inserted in the second locking hole (4114). The first locking member (411) is in an unlocked state, and both ends of the first locking pin (4111) are located in the first locking hole (4114). ), both ends of the second locking pin (4112) are located in the second locking hole (422), the lock core (42) can rotate in the mounting shell (41), and the baffle (43) can rotate with the lock core (42), so that the baffle (43) can move between the first position and the second position by rotating; when the first seam (4115) and the second seam (4116) are staggered, the first locking member (411) is in a locked state, one end of the first locking pin (4111) is inserted into the second locking hole (422), and the first locking member (411) is in a locked state. The other end of the locking pin (4111) is inserted into the first locking hole (4114) so ​​that the lock core (42) cannot rotate in the mounting shell (41); or, when the first joint (4115) and the second joint (4116) are offset, the first locking member (411) is in a locking state, one end of the second locking pin (4112) is inserted into the second locking hole (422), and the other end of the second locking pin (4112) is inserted into the first locking hole (4114) so ​​that the lock core (42) cannot rotate in the mounting shell (41).

5. A lock for a data interface according to claim 4, characterized in that: The lengths of the first locking pins (4111) of a plurality of the first locking members (411) are all the same, and the lengths of the second locking pins (4112) of a plurality of the first locking members (411) are different from each other.

6. A lock for a data interface according to claim 2, characterized in that: The locking arm (2) comprises a first end (21), a second end (22), a rotating shaft (23), and a connecting end (24) located between the first end (21) and the second end (22); the connecting end (24) is rotatably connected to the lock housing body via the rotating shaft (23).

7. A lock for a data interface according to claim 6, characterized in that: When the baffle (43) moves to the first position, the baffle (43) pushes the first end (21) to the direction away from the side wall of the first opening (11), so as to push the second end (22) to the direction toward the side wall of the first opening (11), and the second end (22) of the locking arm (2) is locked at the locking position, and the second end (22) of the locking arm (2) and the side wall of the first opening (11) clamp the data interface; when the baffle (43) moves to the second position, the baffle (43) releases the stop of the locking arm (2), so that the first end (21) can rotate in the direction toward the side wall of the first opening (11), and the second end (22) can rotate in the direction away from the side wall of the first opening (11) to the unlocking position, so that the second end (22) is separated from the data interface, and the second end (22) of the locking arm (2) is released from the clamping of the data interface.

8. A lock for a data interface according to claim 7, characterized in that: The lock housing body (1) further comprises an escape groove (12). When the baffle plate (43) moves to the first position, the baffle plate (43) is located in the escape groove (12). The baffle plate (43) pushes the first end (21) in a direction away from the side wall of the first opening (11) to stop the second end (22) in a direction toward the side wall of the first opening (11). The first end (21) cannot rotate into the escape groove (12). When the baffle plate (43) moves to the second position When the baffle (43) is in the position, the baffle (43) moves to the outside of the avoidance groove (12), and the baffle (43) releases the stop on the locking arm (2), so that the first end (21) can rotate in the direction toward the side wall of the first opening (11) into the avoidance groove (12), and the second end (22) can rotate in the direction away from the side wall of the first opening (11) to the unlocking position, so that the second end (22) is separated from the data interface, and the second end (22) of the locking arm (2) is released from the clamping of the data interface.

9. A lock for a data interface according to claim 6, characterized in that: The elastic reset device (3) is connected to the rotating shaft (23); the elastic reset device (3) is a torsion spring, and the torsion spring has a first sleeve opening (31), and the torsion spring is sleeved on the rotating shaft (23) through the first sleeve opening (31); the side wall of the first opening (11) also has a limiting column (111), and the torsion spring has a first elastic arm (32) and a second elastic arm (33), and the second elastic arm (33) is located between the second end (22) and the limiting column (111), and the first elastic arm (32) pushes the first end (21) in a direction away from the side wall of the first opening (11) to push the second end (22) in a direction toward the side wall of the first opening (11), and the second end (22) and the side wall of the first opening (11) clamp the data interface.

10. A lock for a data interface according to claim 6, characterized in that: The second end (22) of the locking arm (2) has a first hook portion (221), and when the locking arm (2) is rotated to a locking position, the first hook portion (221) is connected to a first hook matching portion (2221) of the data interface.

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