A folding adapter

Abstract

The application discloses a folding conversion socket, which aims to provide a folding conversion socket convenient to carry, which comprises a box body, a receiving groove is arranged on one side of the box body, a plug matched with the receiving groove is arranged in the receiving groove, the plug is rotationally connected with the receiving groove, a socket hole is arranged on the other side of the box body, a socket inner core matched with the socket hole is arranged in the box body, the socket inner core is detachably connected with the box body, and the socket inner core is electrically connected with the plug. The application has the advantages that the volume of the conversion socket is reduced, the socket is convenient to carry, the plug is prevented from being exposed, the plug is not prone to being knocked, the plug is well protected, the socket inner core in the box body is convenient for an operator to overhaul by opening the top cover, the service life of the socket is prolonged, the assembly is simple and fast, and the assembly efficiency is improved.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of conversion socket, in particular to a folding conversion socket. BACKGROUND

[0002] The conversion socket is generally used to convert different power plugs of different countries or a power plug of a country into a power plug of another country or multiple countries, so that the power plug of a country or multiple countries can be plugged into the socket of another country, and different plugs of different countries can be used in different countries around the world.

[0003] A conversion socket and an electric device are disclosed in Chinese Patent Publication No. CN215681144U, authorized on January 28, 2022, which comprises a shell provided with an electric socket, an electric plug connected to the shell for connecting an external power source, a plug conductive part provided in the shell and connected to the electric plug, a temperature sensing device for directly or indirectly sensing the temperature of the electric plug, and a response device electrically connected to the temperature sensing device for responding when the temperature of the electric plug exceeds a set temperature range.

[0004] As the electric plug is long and exposed, the conversion socket is large in size, inconvenient to carry, and easy to be damaged by collision. SUMMARY

[0005] The present application is to overcome the problem of the large size of the conversion socket in the prior art, and provides a folding conversion socket which is convenient to carry.

[0006] To achieve the above purpose, the present application adopts the following technical solutions:

[0007] A folding conversion socket comprises a box body, a receiving groove is provided on one side of the box body, a plug matched with the receiving groove is provided in the receiving groove, the plug is rotatably connected with the receiving groove, a socket hole is provided on the other side of the box body corresponding to the receiving groove, a socket core corresponding to the socket hole is provided in the box body, the socket core is detachably connected with the box body, and the socket core is electrically connected with the plug. The plug can be any national standard plug, the plug is rotatably connected with the receiving groove, so that the plug can be stored in the receiving groove by rotating, which is beneficial to reducing the size of the conversion socket, achieving the purpose of being convenient to carry, preventing the plug from being exposed, and preventing the plug from being damaged by collision.

[0008] As preferred, the box body comprises a bottom shell and a top cover, the bottom shell is detachably connected with the top cover and constitutes a cavity, the socket inner core is located in the cavity and detachably connected with the bottom shell, the receiving groove is located on the bottom shell and outside the cavity, and the socket hole is located on the top cover. In this way, the operator can easily open the top cover to maintain the socket inner core, thereby prolonging the service life of the socket.

[0009] As preferred, the edge of the top cover is provided with a plurality of uniformly distributed clamping blocks, the clamping blocks are provided with clamping ports, the inner side wall of the bottom shell is provided with a limiting step surface matched with the top cover, the limiting step surface is located in the opening end of the bottom shell, the socket inner core is detachably connected with the bottom of the bottom shell, the limiting step surface is provided with a plurality of clamping grooves matched with the clamping blocks one by one, the side wall of the clamping grooves is provided with clamping buckles matched with the clamping ports, and the top cover is detachably connected with the bottom shell through the matching of the clamping ports on the clamping blocks and the clamping buckles in the corresponding clamping grooves. The operator first corresponds the clamping blocks and the clamping grooves one by one, and then inserts the clamping blocks into the corresponding clamping grooves, which is beneficial to the preliminary positioning of the top cover and the bottom shell, until the clamping buckles in the clamping grooves are inserted into the clamping ports on the corresponding clamping blocks, the top cover is installed on the limiting step surface, the quick assembly or disassembly between the top cover and the bottom shell is realized, the connection between the top cover and the bottom shell is firm, the structure is simple and easy to operate, and the assembly efficiency is improved.

[0010] As preferred, one end of the clamping block is fixedly connected with the top cover, the other end of the clamping block is provided with a guide inclined surface one, the inner side of the clamping block is close to the socket inner core, the outer side of the clamping block is away from the socket inner core, and the guide inclined surface one is located on the outer side wall of the clamping block. The guide inclined surface one plays a good guiding role for the operator to press the top block into the opening end of the bottom shell, which is convenient for operation.

[0011] As preferred, the top cover is provided with a safety door, the safety door is in sliding connection with the top cover, the safety door is located in the cavity and between the top cover and the inner core of the socket, the socket hole comprises three plug-in holes, one end of the safety door is fixed with a baffle corresponding to two plug-in holes on the left and right sides, the baffle completely covers the plug-in hole, the other end of the safety door is provided with a guide block corresponding to the other plug-in hole, one end of the guide block is fixedly connected with the safety door, and the other end of the guide block is provided with a guide inclined surface two. In the initial state, the baffle on the safety door completely covers the plug-in hole, which is beneficial to prevent foreign matters from entering the cavity, improve the cleanliness of the cavity, protect personal safety and prevent electric shock; when the external plug is inserted into the plug-in hole for connection, under the action of the external plug, the external plug first acts on the guide block through the guide inclined surface two, so that the guide block moves to one side, and at the same time, the baffle also moves together and gradually opens the corresponding plug-in hole, so that the external plug can be inserted into the inner core of the socket through the plug-in hole to realize electrical connection. The whole process does not need to open the safety door through an additional operation area, but only needs to open the safety door through the normal connection of the external plug and the socket hole, so that the operation is convenient and fast, and the working efficiency is improved.

[0012] As preferred, the shortest vertical distance between the guide inclined surface two and the top cover is smaller than the shortest vertical distance between the baffle and the top cover. Thus, when the external plug is inserted into the plug-in hole for connection, the external plug can first contact the guide block through the guide inclined surface two, drive the guide block to slide, and make the baffle separate from the corresponding plug-in hole, so that the external plug can be completely inserted into the inner core of the socket through the plug-in hole to realize electrical connection.

[0013] As preferred, the guide inclined surface two is located at the top of the guide block and faces the corresponding plug-in hole, the bottom of the guide block faces away from the plug-in hole, one end of the guide inclined surface two is in contact with the top cover and located at the edge of the corresponding plug-in hole, and the other end of the guide inclined surface two corresponds to the center of the corresponding plug-in hole. In this way, when the external plug is inserted into the plug-in hole, the external plug can first act on the guide inclined surface two, and as the external plug continuously penetrates, the safety door and the external plug produce relative sliding through the guide inclined surface two, so that the safety door drives the baffle to slide, and the baffle separates from the corresponding plug-in hole.

[0014] Preferably, the center of the safety door is provided with a rectangular groove, one end of the rectangular groove is sealed, the guide block is located at the sealed end of the rectangular groove, the other end of the rectangular groove is provided with an opening, the left and right sides of the opening are fixed with limiting columns, the limiting columns are located in the rectangular groove, and a limiting groove is formed between the two limiting columns; the top cover is fixed with a limiting block matched with the limiting groove; the rectangular groove is provided with a spring, one end of the spring is connected with the limiting block, and the other end of the spring is connected with the sealed end of the rectangular groove; and the safety door is elastically connected with the top cover through the spring. In the initial state, the safety door can completely cover the corresponding plug-in hole under the action of the spring, so as to improve the position stability of the safety door; when the external plug is gradually inserted into the plug-in hole, the action force of the spring is continuously overcome, the safety door slides, the baffle is separated from the corresponding plug-in hole, and the external plug is completely inserted into the inner core of the socket through the plug-in hole until the external plug is completely inserted into the inner core of the socket; when it is necessary to disconnect, the operator only needs to pull out the external plug from the socket hole, and at this time, the safety door can return to the initial state under the resetting action of the spring, without additional operation, which is convenient, fast, safe and reliable; the spring is installed in the rectangular groove in the center of the safety door, which is beneficial to save space, make the overall structure more compact, reduce the volume, limit the spring and prevent it from being twisted and deformed, and prolong the service life of the spring; the limiting block is beneficial to the connection of the safety door and the top cover through the spring, so that the safety door can slide relative to the top cover, and the limiting block is matched with the limiting groove, so that the safety door cannot be deviated in the left-right direction relative to the top cover, and the safety door can always slide in the front-back direction relative to the top cover, so as to improve the position accuracy of the safety door when resetting, so that the baffle can always correspond to the corresponding plug-in hole.

[0015] As preferred, two rectangular holes are arranged on the safety door, and the two rectangular holes are respectively arranged on the left and right sides of the rectangular groove, the rectangular holes are arranged between the rectangular groove and the baffle, the rectangular holes are parallel to the rectangular groove, two sliders respectively matched with the rectangular holes are arranged on the top cover, one end of the slider is fixedly connected with the top cover, the other end of the slider penetrates through the corresponding rectangular hole and is provided with a guide inclined surface three, one side of the slider is provided with an L-shaped groove, the guide inclined surface three and the L-shaped groove are arranged on the same side of the slider, the L-shaped groove is parallel to the length direction of the rectangular hole, one side of the rectangular hole is arranged in the L-shaped groove, and a gap is formed between the other side of the rectangular hole and the other side of the slider corresponding to the other side of the rectangular hole. The safety door is slidably connected to the top cover through the rectangular hole and the slider. The guide inclined surface three facilitates the insertion of the top cover into the rectangular hole through the slider, and simultaneously limits one side of the rectangular hole in the L-shaped groove, so that the safety door and the top cover are assembled conveniently and quickly, and the sliding of the safety door is facilitated. The gap between the other side of the rectangular hole and the other side of the slider corresponding to the other side of the rectangular hole facilitates the insertion or extraction of the slider into the rectangular hole, and under the guidance of the guide inclined surface three, a certain deformation space is provided for the slider, so that the safety door and the top cover are quickly assembled or disassembled, and the assembly efficiency is improved.

[0016] As preferred, the plug-in hole edge is surrounded by a blocking frame, the blocking frame is fixedly connected with the top cover, one side of two blocking frames is close to the other blocking frame, and the other side of the two blocking frames is away from the other blocking frame, the other side of the two blocking frames away from the other blocking frame is provided with a avoiding notch matched with the baffle, the other blocking frame is provided with an avoiding channel matched with the guide block, and the guide block is limited in the avoiding channel. The blocking frame is used for strengthening the strength of the top cover, preventing the deformation of the top cover under the continuous insertion and extraction of the external plug, facilitating the arrangement of the avoiding channel and the avoiding notch, facilitating the limiting and installation of the guide block and the baffle, and enabling the safety door to slide along the extension direction of the spring under the action of the external plug, so that the stability of the structure is improved.

[0017] As preferred, the inner core of the socket comprises two copper sheets corresponding to the two baffle plates respectively, one end of the copper sheet is bent to the side to form a U-shaped clamping part, the other end of the copper sheet is electrically connected with the plug, the copper sheet is provided with a limiting hole, the bottom shell is provided with a limiting rod matched with the limiting hole and a mounting groove matched with the U-shaped clamping part, the limiting rod is fixedly connected with the bottom shell, the copper sheet is detachably connected with the mounting groove through the bottom of the U-shaped clamping part, and the baffle plate corresponds to the open end of the U-shaped clamping part. During installation, the operator sets the copper sheet on the limiting rod through the limiting hole, so that the copper sheet is preliminarily positioned, and then the U-shaped clamping part is inserted into the corresponding mounting groove, which is beneficial to improve the position accuracy of the copper sheet installation and facilitate the U-shaped clamping part to correspond to the corresponding plug-in hole on the top cover; the U-shaped clamping part is convenient for plug-in connection with the corresponding plug pin on the external plug, and the circuit is realized.

[0018] As preferred, the bottom of the mounting groove is provided with a supporting block, one end of the supporting block is fixedly connected with the mounting groove, and the other end of the supporting block is in contact with the bottom of the U-shaped clamping part. The opening end of the mounting groove and the baffle frame provided with the avoiding notch form a clamping part matched with the copper sheet. During installation, the operator sets the copper sheet on the limiting rod through the limiting hole, so that the copper sheet is preliminarily positioned, and then the U-shaped clamping part is inserted into the corresponding mounting groove and acts on the supporting block, and then the top cover is assembled with the bottom shell, so that the copper sheet is fixed through the clamping part. At the same time, the assembly is simple, which is beneficial to improve the position accuracy of the copper sheet installation.

[0019] As preferred, one side of the receiving groove is connected with the outside, and the other side of the receiving groove is sealed. One end of the plug is provided with two plug pins matched with the two copper sheets respectively, one end of the plug pin penetrates one side of the receiving groove and is located outside the receiving groove, the other end of the plug is rotatably connected with the sealed side of the receiving groove, and the other end of the plug pin is electrically connected with the corresponding copper sheet. One end of the plug pin is located outside the receiving groove, which is convenient for the operator to provide a force point and facilitate the rotation of the plug, thereby facilitating the operation.

[0020] The present application has the advantages that: it is beneficial to reduce the size of the adapter, achieves the purpose of facilitating carrying, prevents the plug from being exposed, is not easy to be bumped, and plays a good protection role on the plug; it is convenient for the operator to overhaul the internal socket core by opening the top cover, thereby prolonging the service life; it is simple and fast to assemble, thereby facilitating the improvement of assembly efficiency; it is beneficial to prevent foreign matters from entering the cavity of the socket, improve the cleanliness of the cavity, protect personal safety, prevent electric shock, improve work efficiency, improve the position accuracy of the safety door when resetting, so that the baffle can always correspond to the corresponding plug hole; the blocking frame is beneficial to strengthen the strength of the top cover, prevent deformation under the continuous plugging and unplugging of the external plug; on the other hand, it is convenient to set the avoiding channel and avoiding gap, beneficial to the limiting and installation of the guide block and the baffle, makes the safety door only slide along the extension direction of the spring under the action of the external plug, improves the stability of the structure; and it is beneficial to improve the position accuracy of the copper sheet installation. BRIEF DESCRIPTION OF DRAWINGS

[0021] Figure 1 is a structural diagram of the present application Figure 1 ;

[0022] Figure 2 is a structural diagram of the present application Figure 2 ;

[0023] Figure 3 is a structural diagram of the present application Figure 3 ;

[0024] Figure 4 and Figure 5 is Figure 1 the structural explosion diagram of

[0025] Figure 6 is Figure 2 the front view of

[0026] Figure 7 is Figure 1 the rear view of

[0027] Figure 8 is Figure 2 the rear view of

[0028] Figure 9 is Figure 3 the rear view of

[0029] Figure 10 is Figure 6 the sectional view of A-A in

[0030] Figure 11 is Figure 6 the sectional view of B-B in

[0031] In the figure: 1. box, 2. storage groove, 3. plug, 4. socket hole, 5. socket inner core, 6. bottom shell, 7. top cover, 8. clamping block, 9. clamping opening, 10. limiting step surface, 11. clamping groove, 12. clamping buckle, 13. guide slope one, 14. safety door, 15. plug-in hole, 16. baffle, 17. guide block, 18. guide slope two, 19. rectangular groove, 20. opening, 21. limiting column, 22. limiting groove, 23. limiting block, 24. rectangular hole, 25. sliding block, 26. guide slope three, 27. L-shaped groove, 28. blocking frame, 29. avoiding gap, 30. avoiding channel, 31. copper sheet, 32. U-shaped clamping part, 33. limiting hole, 34. limiting rod, 35. installation groove, 36. supporting block, 37. clamping part, 38. plug. DETAILED DESCRIPTION

[0032] The application will be further described below in conjunction with the drawings and specific embodiments.

[0033] As Figure 1 , Figure 2 , Figure 3 , Figure 4 and Figure 5 described in the embodiments, a folding adapter socket includes a box 1, one side of the box 1 is provided with a storage groove 2, the storage groove 2 is provided with a plug 3 matched therewith, the plug 3 is rotationally connected with the storage groove 2, the other side of the box 1 is provided with a socket hole 4, the box 1 is provided with a socket inner core 5 corresponding to the socket hole 4, the socket inner core 5 is detachably connected with the box 1, and the socket inner core 5 is electrically connected with the plug 3.

[0034] As Figure 1 , Figure 2 , Figure 3 , Figure 4 , Figure 5 , Figure 6 , Figure 7 , Figure 8 and Figure 9 indicated, the box 1 includes a bottom shell 6 and a top cover 7, the bottom shell 6 is detachably connected with the top cover 7 and constitutes a cavity, the socket inner core 5 is located in the cavity and is detachably connected with the bottom shell 6, the storage groove 2 is located on the bottom shell 6 and is located outside the cavity, and the socket hole 4 is located on the top cover 7.

[0035] As Figure 4 , Figure 5 , Figure 10 and Figure 11As shown, the edge of the top cover 7 is provided with a plurality of evenly distributed clamping blocks 8, the clamping blocks 8 are provided with a clamping opening 9, the inner side wall of the bottom shell 6 is provided with a limiting step surface 10 matched with the top cover 7, the limiting step surface 10 is located at the opening 20 end of the bottom shell 6, the socket inner core 5 is detachably connected with the bottom of the bottom shell 6, the limiting step surface 10 is provided with a plurality of clamping grooves 11 matched with the clamping blocks 8 one by one, the side wall of the clamping groove 11 is provided with a clamping buckle 12 matched with the clamping opening 9, and the top cover 7 is detachably connected with the bottom shell 6 through the clamping opening 9 on the clamping block 8 matched with the clamping buckle 12 in the corresponding clamping groove 11.

[0036] As shown in Figure 4 and Figure 5 , one end of the clamping block 8 is fixedly connected with the top cover 7, the other end of the clamping block 8 is provided with a guide inclined surface 13, the inner side of the clamping block 8 is close to the socket inner core 5, the outer side of the clamping block 8 is away from the socket inner core 5, and the guide inclined surface 13 is located on the outer side wall of the clamping block 8.

[0037] As shown in Figure 4 , Figure 5 , Figure 6 , Figure 10 and Figure 11 , the top cover 7 is provided with a safety door 14, the safety door 14 is slidably connected with the top cover 7, the safety door 14 is located in the cavity and between the top cover 7 and the socket inner core 5, the socket hole 4 includes three plug-in holes 15, one end of the safety door 14 is fixedly provided with a baffle 16 corresponding to two plug-in holes 15 on the left and right sides, the baffle 16 completely covers the plug-in hole 15, the other end of the safety door 14 is provided with a guide block 17 corresponding to the other plug-in hole 15, one end of the guide block 17 is fixedly connected with the safety door 14, and the other end of the guide block 17 is provided with a guide inclined surface 18.

[0038] As shown in Figure 4 and Figure 5 , the shortest vertical distance between the guide inclined surface 18 and the top cover 7 is less than the shortest vertical distance between the baffle 16 and the top cover 7.

[0039] As shown in Figure 4 , Figure 5 , Figure 6 and Figure 10 , the guide inclined surface 18 is located at the top of the guide block 17 and faces the corresponding plug-in hole 15, the bottom of the guide block 17 is away from the plug-in hole 15, one end of the guide inclined surface 18 is in contact with the top cover 7 and located at the edge of the corresponding plug-in hole 15, and the other end of the guide inclined surface 18 corresponds to the center of the corresponding plug-in hole 15.

[0040] As shown in Figure 4 , Figure 5 and Figure 10As shown in the drawings, the center of the safety door 14 is provided with a rectangular slot 19, one end of the rectangular slot 19 is sealed, the guide block 17 is located at the sealed end of the rectangular slot 19, the other end of the rectangular slot 19 is provided with an opening 20, the left and right sides of the opening 20 are fixedly provided with limiting columns 21, the limiting columns 21 are located in the rectangular slot 19, a limiting slot 22 is formed between the two limiting columns 21, the top cover 7 is fixedly provided with a limiting block 23 matched with the limiting slot 22, a spring is arranged in the rectangular slot 19, one end of the spring is connected with the limiting block 23, and the other end of the spring is connected with the sealed end of the rectangular slot 19. The safety door 14 is elastically connected with the top cover 7 through the spring.

[0041] As shown in the drawings, Figure 4 , Figure 5 and Figure 11 , the safety door 14 is provided with two rectangular holes 24, the two rectangular holes 24 are respectively located on the left and right sides of the rectangular slot 19, the rectangular hole 24 is located between the rectangular slot 19 and the baffle 16, the rectangular hole 24 is parallel to the rectangular slot 19, the top cover 7 is provided with two sliding blocks 25 matched with the rectangular holes 24 respectively, one end of the sliding block 25 is fixedly connected with the top cover 7, the other end of the sliding block 25 penetrates through the corresponding rectangular hole 24 and is provided with a guide inclined surface 26, one side of the sliding block 25 is provided with an L-shaped slot 27, the guide inclined surface 26 and the L-shaped slot 27 are located on the same side of the sliding block 25, the L-shaped slot 27 is parallel to the length direction of the rectangular hole 24, one side of the rectangular hole 24 is located in the L-shaped slot 27, and there is a gap between the other side of the rectangular hole 24 and the other side of the sliding block 25 corresponding to the other side. The safety door 14 is slidably connected to the top cover 7 through the rectangular hole 24 and the sliding block 25.

[0042] As shown in the drawings, Figure 4 , Figure 10 and Figure 11 , the edge of the insertion hole 15 is surrounded by a blocking frame 28, the blocking frame 28 is fixedly connected with the top cover 7, one side of two blocking frames 28 is close to the other blocking frame 28, and the other side corresponding to the other side is away from the other blocking frame 28, the other side of the two blocking frames 28 away from the other blocking frame 28 is provided with a avoiding notch 29 matched with the baffle 16, the other blocking frame 28 is provided with an avoiding channel 30 matched with the guide block 17, and the guide block 17 is limited in the avoiding channel 30.

[0043] As shown in the drawings, Figure 5 and Figure 11As shown in the drawings, the inner core 5 of the socket comprises two copper sheets 31 corresponding to the two baffles 16 respectively, one end of the copper sheet 31 is bent to the side to form a U-shaped clamping part 32, the other end of the copper sheet 31 is electrically connected with the plug 3, the copper sheet 31 is provided with a limiting hole 33, the bottom shell 6 is provided with a limiting rod 34 matched with the limiting hole 33 and an installation groove 35 matched with the U-shaped clamping part 32, the limiting rod 34 is fixedly connected with the bottom shell 6, the copper sheet 31 is detachably connected with the installation groove 35 through the bottom of the U-shaped clamping part 32, and the baffle 16 corresponds to the opening 20 end of the U-shaped clamping part 32.

[0044] As shown in the drawings, Figure 11 the bottom of the installation groove 35 is provided with a supporting block 36, one end of the supporting block 36 is fixedly connected with the installation groove 35, the other end of the supporting block 36 is in contact with the bottom of the U-shaped clamping part 32, and the opening 20 end of the installation groove 35 and the baffle frame 28 provided with the avoiding notch 29 form a clamping part 37 matched with the copper sheet 31.

[0045] As shown in the drawings, Figure 1 , Figure 2 , Figure 3 , Figure 8 , Figure 9 and Figure 10 one side of the receiving groove 2 is connected with the outside, the other side of the receiving groove 2 is sealed, one end of the plug 3 is provided with two pins 38 matched with the two copper sheets 31 respectively, one end of the pin 38 penetrates through one side of the receiving groove 2 and is located outside the receiving groove 2, the other end of the plug 3 is rotatably connected with the sealed side of the receiving groove 2, and the other end of the pin 38 is electrically connected with the corresponding copper sheet 31.

[0046] The plug 3 can be any national standard, so Figure 1 , Figure 2 and Figure 3 are several conversion sockets of different national standards, as shown in the drawings, Figure 6 their front views are basically the same, the rear views are respectively as shown in Figure 7 , Figure 8 and Figure 9 , the structure of the receiving groove 2 is designed to match the corresponding plug 3, the plug 3 can be accommodated in the receiving groove 2 by rotating, which is beneficial to reduce the volume of the conversion socket, achieves the purpose of being convenient to carry, prevents the plug 3 from being exposed and being easy to be knocked, and plays a good protection role on the plug 3. Meanwhile, the shape and structure of the bottom of the bottom shell 6 are not limited to the several forms listed in the drawings. The internal structure of the conversion socket is basically the same.

[0047] When installing the inside of the conversion socket, first, the operator sets the copper sheet 31 on the limiting rod 34 through the limiting hole 33, so that the copper sheet 31 is preliminarily positioned, and then inserts the U-shaped clamping part 32 into the corresponding installation slot 35 and acts on the supporting block 36; then install the spring in the rectangular slot 19, and insert the top cover 7 into the rectangular hole 24 through the sliding block 25, so that one side of the rectangular hole 24 is limited in the L-shaped slot 27, and at the same time, the limiting block 23 on the top cover 7 is located in the limiting slot 22 and connected with the spring, the guide block 17 is located in the avoiding channel 30, and the baffle 16 is located in the corresponding avoiding notch 29; finally, the operator first corresponds the clamping block 8 and the clamping slot 11 one by one, and then inserts the clamping block 8 into the corresponding clamping slot 11, which is beneficial to the preliminary positioning of the top cover 7 and the bottom shell 6, until the clamping buckle 12 in the clamping slot 11 is inserted into the clamping hole 9 on the corresponding clamping block 8, the top cover 7 is installed on the limiting step surface 10 and connected with the bottom shell 6, at this time the copper sheet 31 is fixed by the clamping part, the assembly is fast and simple, and the assembly efficiency is improved.

[0048] In the initial state, the safety door 14 can completely cover the corresponding plug-in hole 4 under the action of the spring, which is beneficial to prevent foreign matter from entering the cavity, improve the cleanliness of the cavity, and protect personal safety and prevent electric shock; when the external plug 3 is gradually inserted into the plug-in hole 4, under the action of the external plug 3, the force of the spring is overcome, the external plug 3 first acts on the guide block 17 through the guide inclined surface 18, so that the guide block 17 moves to one side, at the same time, the baffle 16 also moves together and gradually opens the corresponding plug-in hole 4, so that the external plug 3 can be inserted into the socket inner core 5 through the plug-in hole 4 to realize electrical connection, the whole process does not need to open the safety door 14 through an additional operation area, only needs to connect the external plug 3 and the socket hole 4 normally to open the safety door 14, which is convenient and fast, and is beneficial to improve the work efficiency; when it is necessary to disconnect, the operator only needs to pull out the external plug 3 from the socket hole 4, at this time the safety door 14 can return to the initial state under the resetting action of the spring.

Claims

1. A folding adapter, characterized in that, The utility model provides a box body (1), one side of the box body (1) is equipped with the accommodation groove (2), the accommodation groove (2) is equipped with the plug (3) matching with it, the plug (3) is rotatably connected with the accommodation groove (2), the other side of the box body (1) is equipped with the socket hole (4), the box body (1) is equipped with the socket inner core (5) corresponding with the socket hole (4), the socket inner core (5) is detachably connected with the box body (1), and the socket inner core (5) is electrically connected with the plug (3);The box body (1) includes bottom shell (6) and top cover (7), the bottom shell (6) is detachably connected with the top cover (7) and constitutes a cavity, the socket inner core (5) is located in the cavity and is detachably connected with the bottom shell (6), the accommodation groove (2) is located on the bottom shell (6) and is located outside the cavity, and the socket hole (4) is located on the top cover (7);The top cover (7) is equipped with the safety door (14), the safety door (14) is slidably connected with the top cover (7), the safety door (14) is located in the cavity and is located between the top cover (7) and the socket inner core (5), the socket hole (4) includes three plug-in holes (15), one end of the safety door (14) is fixed with the baffle (16) corresponding with two plug-in holes (15) on the left and right sides, the baffle (16) covers the plug-in hole (15) completely, the other end of the safety door (14) is equipped with the guide block (17) corresponding with another plug-in hole (15), one end of the guide block (17) is fixedly connected with the safety door (14), and the other end of the guide block (17) is equipped with guide inclined plane two (18).

2. The folding adapter of claim 1 wherein, The edge of the top cover (7) is equipped with a plurality of evenly distributed clamping blocks (8), the clamping block (8) is equipped with a bayonet (9), the inner side wall of the bottom shell (6) is equipped with a limiting step surface (10) matching with the top cover (7), the limiting step surface (10) is located in the opening end of the bottom shell (6), the socket inner core (5) is detachably connected with the bottom of the bottom shell (6), the limiting step surface (10) is equipped with a plurality of clamping grooves (11) matching with the clamping blocks (8), the side wall of the clamping groove (11) is equipped with a clamping buckle (12) matching with the bayonet (9), and the top cover (7) is detachably connected with the bottom shell (6) by matching the bayonet (9) on the clamping block (8) with the clamping buckle (12) in the corresponding clamping groove (11).

3. The folding adapter of claim 2 wherein, One end of the clamping block (8) is fixedly connected with the top cover (7), the other end of the clamping block (8) is equipped with guide inclined plane one (13), the inner side of the clamping block (8) is close to the socket inner core (5), the outer side of the clamping block (8) is away from the socket inner core (5), and the guide inclined plane one (13) is located on the outer side wall of the clamping block (8).

4. The folding adapter of claim 2 wherein, The shortest vertical distance between the guide inclined plane two (18) and the top cover (7) is less than the shortest vertical distance between the baffle (16) and the top cover (7).

5. The folding adapter of claim 1 or 4, wherein, The second guide slope (18) is located on the top of the guide block (17) and faces the corresponding plug-in hole (15), the bottom of the guide block (17) is away from the plug-in hole (15), one end of the second guide slope (18) is in contact with the top cover (7) and is located on the edge of the corresponding plug-in hole (15), and the other end of the second guide slope (18) corresponds to the center of the corresponding plug-in hole (15).

6. The folding adapter of claim 1 or 4, wherein, The center of the safety door (14) is provided with a rectangular groove (19), one end of the rectangular groove (19) is sealed, the guide block (17) is located at the sealed end of the rectangular groove (19), the other end of the rectangular groove (19) is provided with an opening (20), the left and right sides of the opening (20) are fixedly connected with limiting columns (21), the limiting columns (21) are located in the rectangular groove (19), and the limiting grooves (22) are formed between the two limiting columns (21). The limiting block (23) matched with the limiting groove (22) is fixed on the top cover (7), the spring is arranged in the rectangular groove (19), one end of the spring is connected with the limiting block (23), the other end of the spring is connected with the sealed end of the rectangular groove (19), and the safety door (14) is elastically connected with the top cover (7) through the spring.

7. The folding adapter of claim 6 wherein, Two rectangular holes (24) are arranged on the safety door (14), the two rectangular holes (24) are located on the left and right sides of the rectangular groove (19), the rectangular hole (24) is located between the rectangular groove (19) and the baffle (16), the rectangular hole (24) is parallel to the rectangular groove (19), two sliding blocks (25) matched with the rectangular holes (24) are arranged on the top cover (7), one end of the sliding block (25) is fixedly connected with the top cover (7), the other end of the sliding block (25) penetrates through the corresponding rectangular hole (24) and is provided with a third guide slope (26), one side of the sliding block (25) is provided with an L-shaped groove (27), the third guide slope (26) and the L-shaped groove (27) are located on the same side of the sliding block (25), the L-shaped groove (27) is parallel to the length direction of the rectangular hole (24), one side of the rectangular hole (24) is located in the L-shaped groove (27), and there is a gap between the other side of the rectangular hole (24) and the other side of the sliding block (25). The safety door (14) is slidably connected to the top cover (7) through the rectangular hole (24) and the sliding block (25).

8. The folding adapter of claim 1 or 4, wherein, The plug-in hole (15) is surrounded by a blocking frame (28), the blocking frame (28) is fixedly connected with the top cover (7), one side of two blocking frames (28) is close to the other blocking frame (28), and the other side of the two blocking frames (28) is away from the other blocking frame (28), the other side of the two blocking frames (28) away from the other blocking frame (28) is provided with a avoiding notch (29) matched with the baffle (16), the other blocking frame (28) is provided with an avoiding channel (30) matched with the guide block (17), and the guide block (17) is limited in the avoiding channel (30).

9. The folding adapter of claim 8 wherein, The socket inner core (5) comprises two copper sheets (31) corresponding to the two baffles (16) respectively, one end of the copper sheet (31) is folded to the side to form a U-shaped clamping part (32), the other end of the copper sheet (31) is electrically connected with the plug (3), the copper sheet (31) is provided with a limiting hole (33), the bottom shell (6) is provided with a limiting rod (34) matched with the limiting hole (33) and a mounting groove (35) matched with the U-shaped clamping part (32), the limiting rod (34) is fixedly connected with the bottom shell (6), the copper sheet (31) is detachably connected with the mounting groove (35) through the bottom of the U-shaped clamping part (32), and the baffle (16) corresponds to the opening end of the U-shaped clamping part (32).

10. The folding adapter of claim 9, wherein: The bottom of the mounting groove (35) is provided with a supporting block (36), one end of the supporting block (36) is fixedly connected with the mounting groove (35), and the other end of the supporting block (36) is in contact with the bottom of the U-shaped clamping part (32). The opening end of the mounting groove (35) and the baffle frame (28) provided with the avoiding notch (29) form a clamping part (37) matched with the copper sheet (31).

11. The folding adapter of claim 9, wherein: One side of the storage groove (2) is connected with the outside, and the other side of the storage groove (2) is sealed, one end of the plug (3) is provided with two pins (38) matched with the two copper sheets (31) respectively, one end of the pin (38) penetrates through one side of the storage groove (2) and is located outside the storage groove (2), the other end of the plug (3) is rotatably connected with the sealed side of the storage groove (2), and the other end of the pin (38) is electrically connected with the corresponding copper sheet (31).

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