CN113944381A - Disconnect-type anti-theft device and disconnect-type theftproof are equipped - Google Patents

Abstract

The invention provides a separated anti-theft device and separated anti-theft equipment, and belongs to the technical field of anti-theft devices. The invention provides a separated anti-theft device, which comprises a handle mechanism, a base mechanism, a locking mechanism and a resetting mechanism, wherein the handle mechanism comprises a locking part and a hand-held part; the base mechanism comprises an outer shell, and the upper end surface of the outer shell is provided with an abdicating locking groove through which the locking part can pass; the locking mechanism comprises a locking connecting rod component and a sliding locking component arranged at the upper end of the locking connecting rod component, the lower end of the locking part penetrates into the abdicating locking groove to push the lower end of the locking connecting rod component, and the sliding locking component slides into a locking groove formed in the locking part to lock the handle mechanism and the base mechanism; the resetting mechanism is arranged on the base mechanism and used for pushing the sliding locking assembly to slide out of the locking groove. The separated anti-theft device provided by the invention realizes the anti-theft function of specific matching of the handle and the base, can extract the base and simultaneously realizes the anti-theft and extraction functions.

Description

Disconnect-type anti-theft device and disconnect-type theftproof are equipped

Technical Field

The invention belongs to the technical field of anti-theft devices, and particularly relates to a separated anti-theft device and separated anti-theft equipment.

Background

In daily life, production, often can meet great or heavier object, like electric motor car battery, assembled equipment module etc. and very easily stolen losing placing the in-process, but its self generally do not have the theftproof function such as electric motor car battery, assembled equipment module, especially in the field, during outdoor operation, often need install other theftproof measures by oneself additional, and this type of object itself often does not set up simultaneously and carries the handle, leads to losing easily during the use to inconvenient taking.

Disclosure of Invention

The invention aims to provide a separated anti-theft device, and aims to solve the problems that objects are easy to lose and are not easy to take.

In order to achieve the purpose, the invention adopts the technical scheme that: provided is a separate type theft prevention device including:

the lifting handle mechanism comprises a locking part and a hand-held part, and the upper end of the locking part is arranged below the hand-held part;

the base mechanism comprises an outer shell, an accommodating cavity is formed in the outer shell, and an abdicating locking groove through which the locking part can pass is formed in the upper end face of the outer shell;

the locking mechanism comprises a locking connecting rod assembly and a sliding locking assembly arranged at the upper end of the locking connecting rod assembly, the lower end of the locking part penetrates into the abdicating locking groove to push the lower end of the locking connecting rod assembly, and the sliding locking assembly slides into a locking groove formed in the locking part to lock the handle mechanism and the base mechanism; and

and the resetting mechanism is arranged on the base mechanism and used for pushing the sliding locking assembly to slide out of the locking groove.

In a possible implementation manner, a locking shell is arranged in the accommodating cavity, a placing cavity is arranged in the locking shell, the yielding locking groove is communicated with the placing cavity, and the locking mechanism is arranged in the placing cavity.

In a possible implementation manner, a stop block capable of sliding up and down in the abdicating lock groove is arranged in the abdicating lock groove, an elastic component is arranged between the stop block and the cavity bottom of the placing cavity, and the elastic component is used for supporting the stop block and providing restoring force for restoring the position of the stop block.

In a possible implementation manner, the elastic assembly comprises an upper telescopic pipe, a lower telescopic pipe and a compression spring, the upper telescopic pipe is arranged on the lower end face of the stop block, the lower telescopic pipe is arranged at the bottom of the cavity for placing the cavity, the lower telescopic pipe is sleeved at the lower end of the upper telescopic pipe, and the compression spring is arranged in an inner cavity of the upper telescopic pipe communicated with the lower telescopic pipe.

In a possible implementation mode, the slip locking subassembly includes sliding block and carriage, the inside slip chamber that is provided with of carriage, sliding block slidable sets up the slip intracavity, the carriage sets up locking casing up end, locking link assembly's upper end is run through locking casing's up end and the lower terminal surface of carriage, and with the sliding block is articulated, the slip chamber with place the chamber intercommunication, the sliding block can slide in place the intracavity, under the unlocked state, the sliding block is located in the carriage, handle mechanism the sticking department is impressed place the intracavity, promote locking link assembly promotes the sliding block slides in the locking inslot realizes the locking.

In a possible implementation, the locking link assembly includes first connecting rod, second connecting rod and the third connecting rod that links to each other in order, first connecting rod upper end is located the dog below, first connecting rod lower extreme with the second connecting rod lower extreme links to each other, and is the contained angle setting, the third connecting rod lower extreme with the second connecting rod upper end is articulated, be provided with on the locking casing second connecting rod upper end with the connecting rod groove that the third connecting rod can pass, third connecting rod upper end with the sliding block is articulated, second connecting rod middle part is provided with the axis of rotation, and is two sets of the setting of axis of rotation difference symmetry is in the both sides of second connecting rod, and with the locking casing rotates to be connected.

In a possible implementation manner, the reset mechanism includes a reset block disposed in the sliding cavity and a reset hole disposed at the upper end of the outer shell, and the reset block penetrates through the reset hole.

In a possible implementation mode, the locking portion is prism structure, one side of prism structure lower part is equipped with the locating surface, let one side of a locked groove be equipped with the locking surface of locating surface adaptation, the locating surface with the locking surface cooperation is used for injecing prism structure's axis rotates.

In a possible implementation manner, a limit block is arranged on the locking portion, and the limit block is arranged outside the outer shell.

A breakaway anti-theft device employing a breakaway anti-theft device as described in any one of the preceding claims, the base mechanism being secured inside an item to be accessed.

The separated anti-theft device provided by the invention has the beneficial effects that:

compared with the prior art, including handle mechanism, base mechanism and locking mechanical system, handle mechanism includes sticking department and portable portion, portable portion is suitable for portablely, be convenient for carry out the device and draw, the sticking department is used for carrying out the device locking, prevent that base mechanism from droing, base mechanism includes the shell body, the inside chamber that holds that is provided with of shell body, the shell body up end is provided with the keyway of stepping down, locking mechanical system sets up and is holding the intracavity, locking mechanical system includes locking link assembly and slip locking subassembly, the sticking department penetrates the keyway of stepping down, cooperation locking link assembly, the slip locking subassembly can slide in the locking portion, realize the locking of device, preventing device droing, be provided with the canceling release mechanism who unlocks on the base mechanism, the locking of canceling release mechanism can canceling device, pop out the locking structure, preventing device is stolen.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed for the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

Fig. 1 is a schematic structural diagram of a separated anti-theft device according to an embodiment of the present invention;

FIG. 2 is a schematic view of a handle mechanism used in an embodiment of the present invention;

FIG. 3 is a schematic diagram of an interior front view of an outer housing according to an embodiment of the present invention;

fig. 4 is a schematic diagram of the internal structure of the locking housing and the sliding rack according to the embodiment of the present invention.

In the figure:

1. a locking portion; 2. A hand-held portion;

3. an outer housing; 4. A yielding locking groove;

5. a locking groove; 6. A lock housing;

7. a stopper; 8. An upper telescopic pipe;

9. a lower telescopic pipe; 10. A slider;

11. a carriage; 12. A first link;

13. a second link; 14. A third link;

15. a rotating shaft; 16. A reset block;

17. a reset hole; 18. And a limiting block.

Detailed Description

In order to make the implementation objects, technical solutions and advantages of the present application clearer, the technical solutions in the embodiments of the present application will be described in more detail below with reference to the drawings in the embodiments of the present application. In the drawings, the same or similar reference numerals denote the same or similar elements or elements having the same or similar functions throughout. The described embodiments are a subset of the embodiments in the present application and not all embodiments in the present application. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present application and should not be construed as limiting the present application. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application. Embodiments of the present application will be described in detail below with reference to the accompanying drawings.

It should be understood that terms such as "central," "longitudinal," "lateral," "front," "back," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like, which may be referred to in the description of the present application, are used in the orientation or positional relationship indicated in the drawings for convenience in describing the present application and to simplify the description, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting of the scope of the present application.

Referring to fig. 1 to 4, a specific embodiment of a separated anti-theft device according to the present invention is described, including: the lifting handle mechanism comprises a locking part 1 and a hand-held part 2, wherein the upper end of the locking part 1 is fixedly connected below the hand-held part 2; the base mechanism comprises an outer shell 3, an accommodating cavity is arranged in the outer shell 3, and an abdicating locking groove 4 through which the locking part 1 can pass is arranged on the upper end surface of the outer shell 3; the locking mechanism comprises a locking connecting rod component and a sliding locking component arranged at the upper end of the locking connecting rod component, the lower end of the locking part 1 penetrates into the abdicating locking groove 4 to push the lower end of the locking connecting rod component, and the sliding locking component slides into a locking groove 5 formed in the side wall of the locking part 1 to lock the handle mechanism and the base mechanism; the resetting mechanism is arranged on the base mechanism and used for pushing the sliding locking assembly to slide out of the locking groove 5.

Compared with the prior art, the invention provides a separated anti-theft device, which comprises a handle mechanism, a base mechanism and a locking mechanism, wherein the handle mechanism comprises a locking part 1 and a hand-held part 2, the hand-held part 2 is suitable for being carried by hand and is convenient for taking the device, the locking part 1 is used for locking the device and preventing the base mechanism from falling off, the base mechanism comprises an outer shell 3, an accommodating cavity is arranged in the outer shell 3, an abdicating locking groove 4 is arranged on the upper end surface of the outer shell 3, the locking mechanism is arranged in the accommodating cavity, the locking mechanism comprises a locking connecting rod assembly and a sliding locking assembly, the locking part 1 penetrates into the abdicating locking groove 4 and is matched with the locking connecting rod assembly, the sliding locking assembly can slide into the locking part 1 to realize the locking of the device and prevent the device from falling off, a resetting mechanism for unlocking is arranged on the base mechanism, the resetting mechanism can unlock the device and pop out the locking structure, preventing the device from being stolen.

Specifically, please refer to fig. 1 to 4, which include a handle mechanism, a base mechanism and a locking mechanism, wherein the handle mechanism includes a locking portion 1 and a portable portion 2, the locking portion 1 is disposed perpendicular to the portable portion 2, the locking portion 1 is disposed in the middle of the portable portion 2, which facilitates the extraction of the device, the base mechanism includes an outer housing 3, an accommodating cavity is disposed inside the outer housing 3, an abdicating locking groove 4 is disposed on an upper end surface of the outer housing 3, the locking mechanism includes a locking link assembly and a sliding locking assembly, the locking portion 1 penetrates the abdicating locking groove 4 to cooperate with the locking link assembly, and pushes the sliding locking assembly to slide into a locking groove 5 located in the locking portion 1, thereby achieving the locking of the device; the resetting mechanism is arranged on the base mechanism, the pushing sliding locking assembly slides out from the locking groove 5, the locking connecting rod mechanism is reset, and the locking of the device is released.

As a specific embodiment of the separated anti-theft device provided by the present invention, please refer to fig. 1, fig. 3, and fig. 4, a locking housing 6 is disposed in the accommodating cavity, a placing cavity is disposed in the locking housing 6, the abdicating locking slot 4 is communicated with the placing cavity, and the locking mechanism is disposed in the placing cavity.

Specifically, referring to fig. 1, 3 and 4, a locking housing 6 is disposed in the accommodating cavity, a placing cavity is disposed in the locking housing 6, the abdicating locking groove 4 is communicated with the placing cavity, and the locking portion 1 penetrates through the abdicating locking groove 4 and enters the placing cavity to push the locking connecting rod to be matched with the locking connecting rod to achieve locking of the device, so that the use is simple and convenient.

Referring to fig. 1, 3 and 4, a stopper 7 capable of sliding up and down in the placing cavity is disposed inside the abdicating locking groove 4, and an elastic component is disposed between the stopper 7 and the bottom of the placing cavity and used for supporting the stopper 7 and providing a restoring force for restoring the position of the stopper 7.

Specifically, referring to fig. 1, fig. 3, and fig. 4, the stopper 7 is disposed in the yielding locking groove 4, and the lower end surface of the stopper 7 is provided with an elastic component, the other end of the elastic component is vertically disposed at the bottom of the cavity in which the cavity is disposed, the stopper 7 can slide up and down in the direction of height of the yielding locking groove 4 and the cavity, and when the locking is released, the elastic component pops the stopper 7 out to shield the yielding locking groove 4.

As a specific embodiment of the separated anti-theft device provided by the present invention, referring to fig. 1, fig. 3, and fig. 4, the elastic component includes an upper telescopic pipe 8, a lower telescopic pipe 9, and a compression spring, the upper telescopic pipe 8 is disposed on the lower end surface of the stop 7, the lower telescopic pipe 9 is disposed at the bottom of the placing cavity, the lower telescopic pipe 9 is sleeved on the lower end of the upper telescopic pipe 8, and the compression spring is disposed in the inner cavity of the upper telescopic pipe 8 communicating with the lower telescopic pipe 9.

Specifically, referring to fig. 1, 3 and 4, the elastic component includes an upper telescopic pipe 8, a lower telescopic pipe 9 and a compression spring, the lower telescopic pipe 9 is sleeved on the lower end of the upper telescopic pipe 8, the upper telescopic pipe 8 is connected with the lower end face of the stop block 7, the lower telescopic pipe 9 is arranged at the bottom of the cavity of the placing cavity, the upper telescopic pipe 8 can slide up and down in the lower telescopic pipe 9, the upper telescopic pipe 8 is communicated with the inner cavity of the lower telescopic pipe 9, the compression spring is arranged in the inner cavities of the upper telescopic pipe 8 and the lower telescopic pipe 9, and when the locking is released, the elastic component pops up the stop block 7 to shield the abdicating locking groove 4.

Further, referring to fig. 1, 3 and 4, the shape of the stopper 7 is matched with that of the abdicating locking groove 4, so that sundries are prevented from falling into the device and affecting the locking of the device.

Further, referring to fig. 1, 3 and 4, the elastic members are disposed in a plurality of groups and distributed at the edge or corner of the stopper 7, so as to increase the stability of the device.

As a specific embodiment of the separated anti-theft device provided by the present invention, referring to fig. 1, fig. 3, and fig. 4, the sliding locking assembly includes a sliding block 10 and a sliding frame 11, a sliding cavity is disposed inside the sliding frame 11, the sliding block 10 is slidably disposed in the sliding cavity, the sliding frame 11 is disposed on the upper end surface of the locking housing 6, the upper end of the locking link assembly penetrates through the upper end surface of the locking housing 6 and the lower end surface of the sliding frame 11, and is hinged to the sliding block 10, the sliding cavity is communicated with the placing cavity, the sliding block 10 can slide into the placing cavity, in an unlocked state, the sliding block 10 is located in the sliding frame 11, the locking portion 1 of the handle mechanism is pressed into the placing cavity, the locking link assembly is pushed, and the sliding block 10 is pushed into the locking groove 5, so as to achieve locking.

Specifically, referring to fig. 1, 3 and 4, the sliding locking assembly includes a sliding block 10 and a sliding frame 11, a sliding cavity is disposed inside the sliding frame 11, the sliding block 10 is disposed in the sliding cavity, the sliding block 10 can slide left and right in the sliding frame 11 along a horizontal direction, the sliding frame 11 is disposed above the locking housing 6, an upper end of the locking link assembly passes through an end surface of the locking housing 6 close to the sliding frame 11, the upper end of the locking link assembly is hinged to the sliding block 10, the sliding cavity is communicated with the placing cavity, the sliding block 10 can slide in or out of the placing cavity, when the device is in an unlocked state, the sliding block 10 is disposed in the sliding frame 11, when locking is performed, the locking portion 1 enters the placing cavity, the stopper 7 is pressed into the placing cavity, the stopper 7 pushes the locking link assembly, the locking link assembly 10 is pushed to slide into the locking groove 5 disposed on a side wall of the locking portion 1, locking of the device is achieved.

Referring to fig. 1, 3 and 4, the locking link assembly includes a first link 12, a second link 13 and a third link 14 connected in sequence, an upper end of the first link 12 is located below the stopper 7, a lower end of the first link 12 is connected to a lower end of the second link 13 and forms an included angle, a lower end of the third link 14 is hinged to an upper end of the second link 13, a locking housing 6 is provided with a link slot through which the upper end of the second link 13 and the third link 14 can pass, an upper end of the third link 14 is hinged to the sliding block 10, a middle portion of the second link 13 is provided with a rotating shaft 15, and two sets of rotating shafts 15 are symmetrically disposed on two sides of the second link 13 and rotatably connected to the locking housing 6.

Specifically, referring to fig. 1, 3 and 4, the locking link assembly includes a first link 12, a second link 13 and a third link 14, the first link 12, the second link 13 and the third link 14 are sequentially connected end to end, a rotation shaft 15 is disposed in the middle of the second link 13, the rotation shaft 15 is rotatably connected to the locking housing 6, the second link 13 can rotate in the locking housing 6 around the rotation shaft 15, so as to realize linkage between the first link 12 and the third link 14, the upper end of the first link 12 is disposed below the stopper 7, the stopper 7 slides toward the bottom of the placing cavity, and further pushes the first link 12 to displace in the placing cavity, and the upper end of the third link 14 is hinged to one end of the sliding block 10 away from the placing cavity, so as to push the sliding block 10 into the locking groove 5.

Referring to fig. 1, 3 and 4, as a specific embodiment of the separated anti-theft device provided by the present invention, the reset mechanism includes a reset block 16 disposed in the sliding cavity and a reset hole 17 disposed at the upper end of the outer housing 3, and the reset block 16 penetrates through the reset hole 17.

Specifically, referring to fig. 1, 3 and 4, the reset mechanism includes a reset block 16 and a reset hole 17, the reset block 16 is disposed in the sliding cavity, the reset hole 17 is disposed at the upper end of the outer housing 3, the reset block 16 can slide up and down in the reset hole 17, the reset block 16 abuts against the upper end of the second connecting rod 13, when the locking is performed, the second connecting rod 13 pushes the reset block 16 out of the outer housing 3, when the locking needs to be released, the reset block 16 is pressed downward to push the second connecting rod 13 to rotate reversely, the sliding block 10 exits from the locking groove 5 and enters the sliding cavity, the first connecting rod 12 pushes the stopper 7 upward, the locking portion 1 exits from the placing cavity, and the locking of the device is released.

As a specific embodiment of the separated anti-theft device provided by the present invention, please refer to fig. 1, fig. 2, and fig. 4, the locking portion 1 is a prism structure, one side of the lower portion of the prism structure is provided with a positioning surface, one side of the abdicating locking groove 4 is provided with a locking surface adapted to the positioning surface, and the positioning surface and the locking surface are matched to limit the axis rotation of the prism structure.

Specifically, please refer to fig. 1, fig. 2, and fig. 4, the locking portion 1 is a prism structure, one side of the prism structure is provided with a positioning surface, the cross section of the abdicating locking groove 4 is matched with the cross section of the locking portion 1, so as to facilitate positioning the insertion direction of the locking portion 1, prevent the locking portion 1 from being inserted into the abdicating locking groove 4 and rotating, and increase the convenience and stability of the device.

Specifically, referring to fig. 1, 2 and 4, the cross section of the locking portion 1 is pentagonal, and the side wall provided with the locking groove 5 and the adjacent side wall form a right-angle included angle, so that the sliding block 10 can slide in and out conveniently, and the use convenience of the device is improved.

As a specific embodiment of the separated anti-theft device provided by the present invention, please refer to fig. 1 and 2, a stopper 18 is disposed on the locking portion 1, and the stopper 18 is disposed outside the outer housing 3.

Specifically, referring to fig. 1 and 2, the limiting block 18 is arranged on the locking portion 1, and when the locking portion 1 is inserted into the abdicating locking groove 4, the limiting block 18 is located outside the outer shell 3 to limit the locking portion 1, so that the device is more convenient to use.

Further, referring to fig. 1 and 2, the limiting block 18 is disposed around the locking portion 1 to increase the stability of the device.

The invention provides a separated handle and a base with anti-theft function, and provides a handle of an implement without a fixed handle and a base design method, the device utilizes a handle mechanism, a base mechanism and a locking mechanism to realize the lifting of the implement, the handle mechanism utilizes the length of a locking part 1, the section shape of the locking part 1 and the position of a locking groove 5 to further realize the anti-theft function of the specific matching of the handle mechanism and the base mechanism, the handle mechanism and the base mechanism utilize a stop block 7 for shielding an abdicating locking groove 4 and transmitting displacement and a reset mechanism with a closed state being flush with the surface of an outer shell 3 to realize the anti-theft characteristic of the flat surface of the outer shell 3 without hooking condition, and the device is particularly suitable for the anti-theft and extraction of the implement with larger quality or volume.

As a specific embodiment of the separated anti-theft equipment provided by the invention, the separated anti-theft device as described in any one of the above is used, and the base mechanism is embedded into other objects.

Specifically, the base mechanism can be integrally embedded into other objects to extract and prevent theft of the objects.

Furthermore, a plurality of base mechanisms can be embedded into the object independently, or the plurality of base mechanisms can be combined into a whole and embedded into the object, so that the stability of the device is improved.

The present invention is not limited to the above preferred embodiments, and any modifications, equivalent substitutions and improvements made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (10)

1. A breakaway anti-theft device, comprising:

the lifting handle mechanism comprises a locking part and a hand-held part, and the upper end of the locking part is arranged below the hand-held part;

the base mechanism comprises an outer shell, an accommodating cavity is formed in the outer shell, and an abdicating locking groove through which the locking part can pass is formed in the upper end face of the outer shell;

the locking mechanism comprises a locking connecting rod assembly and a sliding locking assembly arranged at the upper end of the locking connecting rod assembly, the lower end of the locking part penetrates into the abdicating locking groove to push the lower end of the locking connecting rod assembly, and the sliding locking assembly slides into a locking groove formed in the locking part to lock the handle mechanism and the base mechanism; and

and the resetting mechanism is arranged on the base mechanism and used for pushing the sliding locking assembly to slide out of the locking groove.

2. The separated type anti-theft device according to claim 1, wherein a locking housing is disposed in the accommodating chamber, a placing chamber is disposed in the locking housing, the abdicating locking groove is communicated with the placing chamber, and the locking mechanism is disposed in the placing chamber.

3. The separable anti-theft device according to claim 2, wherein a stopper capable of sliding up and down in the abdicating locking groove is disposed inside the abdicating locking groove, and an elastic component is disposed between the stopper and the bottom of the placing cavity, and the elastic component is configured to support the stopper and provide a restoring force for restoring the stopper.

4. The separated type anti-theft device according to claim 3, wherein the elastic component comprises an upper telescopic pipe, a lower telescopic pipe and a compression spring, the upper telescopic pipe is arranged on the lower end surface of the stop block, the lower telescopic pipe is arranged at the bottom of the placing cavity, the lower telescopic pipe is sleeved on the lower end of the upper telescopic pipe, and the compression spring is arranged in an inner cavity of the upper telescopic pipe communicated with the lower telescopic pipe.

5. The separated type anti-theft device according to claim 3, wherein the sliding locking assembly comprises a sliding block and a sliding frame, a sliding cavity is arranged inside the sliding frame, the sliding block is slidably arranged in the sliding cavity, the sliding frame is arranged on the upper end face of the locking shell, the upper end of the locking connecting rod assembly penetrates through the upper end face of the locking shell and the lower end face of the sliding frame and is hinged to the sliding block, the sliding cavity is communicated with the placing cavity, the sliding block can slide into the placing cavity, in an unlocked state, the sliding block is located in the sliding frame, and the locking part of the handle mechanism is pressed into the placing cavity to push the locking connecting rod assembly and push the sliding block to slide into the locking cavity to realize locking.

6. The separated type theft preventing device according to claim 5, wherein the locking link assembly includes a first link, a second link and a third link connected in sequence, the upper end of the first link is located below the stopper, the lower end of the first link is connected to the lower end of the second link and arranged at an included angle, the lower end of the third link is hinged to the upper end of the second link, the locking housing is provided with a link slot through which the upper end of the second link and the third link can pass, the upper end of the third link is hinged to the sliding block, the middle of the second link is provided with a rotating shaft, and two sets of the rotating shafts are symmetrically arranged on two sides of the second link and are rotatably connected to the locking housing.

7. The separated type anti-theft device according to claim 6, wherein the reset mechanism comprises a reset block disposed in the sliding cavity and a reset hole disposed at the upper end of the outer housing, the reset block passing through the reset hole.

8. The separable anti-theft device according to claim 1, wherein the locking portion is a prism structure, a positioning surface is disposed on one side of a lower portion of the prism structure, a locking surface adapted to the positioning surface is disposed on one side of the receding locking groove, and the positioning surface and the locking surface cooperate to limit rotation of an axis of the prism structure.

9. A split theft protection device according to claim 1, wherein said locking portion is provided with a stopper, said stopper being provided outside said outer housing.

10. A separate theft protection installation, using a separate theft protection device according to any one of claims 1 to 9, characterized in that the base means is secured inside another object.

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