Series socket set

Abstract

The present invention belongs to the technical field of sockets, and specifically relates to a series socket group. In view of the insufficiency of the existing unlimited number of sockets connected in series, the present invention adopts the following technical solution: a series socket group, the series socket group includes: a first socket; an intermediate socket; a tail socket; wherein the first special connector, the intermediate special connector and the tail special connector are constructed as: a first socket, a first intermediate socket, a second intermediate socket... the Nth intermediate socket can only be plugged in sequence, and the tail socket can be plugged with the first socket and all intermediate sockets; or, the first special connector, the intermediate special connector and the tail special connector are constructed as: a tail socket, an Nth intermediate socket, an N-1th intermediate socket... the first intermediate socket can only be plugged in sequence, and the first socket can be plugged with the tail socket and all intermediate sockets. The beneficial effect of the present invention is that only the sockets in this series socket group can be connected in a specific order, so as to achieve the purpose of limiting the number of sockets.

Description

Technical Field

[0001] The invention belongs to the technical field of sockets, and in particular relates to a series socket group. Background Art

[0002] The Chinese invention patent with authorization announcement number CN205543434U discloses a serial docking socket with an integrated power interface. It is beautiful, practical, safe and reliable. More importantly, multiple sockets can be connected in series to reduce wiring.

[0003] However, the existing sockets disclosed in the aforementioned patents cannot limit the number of sockets connected in series. When the number of sockets connected in series exceeds a certain number, it is easy to cause safety problems such as overload. Therefore, in some countries such as the United States, the number of sockets connected in series is regulated to prevent unlimited series connection. However, the existing series sockets are not designed in terms of the structure of the sockets so that only the sockets within the specified number can be connected in series. Summary of the invention

[0004] Aiming at the drawback that the number of existing sockets connected in series is not limited, the present invention provides a series socket group and designs the series structure of the sockets so that only sockets within a specified number can be connected in series.

[0005] To achieve the above object, the present invention adopts the following technical solution: a series socket group, the series socket group comprising:

[0006] A first socket, wherein the first socket has an inlet connector at the inlet end and a first special connector at the outlet end;

[0007] Intermediate sockets, there are several intermediate sockets and they are divided into the first intermediate socket, the second intermediate socket to the Nth intermediate socket, and both ends of the intermediate sockets have intermediate special joints;

[0008] Tail socket, the tail socket has a tail special connector only at the incoming line end;

[0009] Among them, the first special connector, the middle special connector and the tail special connector are constructed as: the first socket, the first middle socket, the second middle socket...the Nth middle socket can only be plugged in sequence, and the tail socket can be plugged in with the first socket and all the middle sockets; or, the first special connector, the middle special connector and the tail special connector are constructed as: the tail socket, the Nth middle socket, the N-1th middle socket...the first middle socket can only be plugged in sequence, and the first socket can be plugged in with the tail socket and all the middle sockets.

[0010] In the series socket group of the present invention, no matter the first socket, the first middle socket, the second middle socket...the Nth middle socket can only be plugged in sequentially, the tail socket can be plugged in with the first socket and all the middle sockets, or, the first special connector, the middle special connector and the tail special connector are constructed as: the tail socket, the Nth middle socket, the N-1th middle socket...the first middle socket can only be plugged in sequentially, the first socket can be plugged in with the tail socket and all the middle sockets, so that the sum of the number of the first socket, the middle socket and the tail socket is N+2, that is, the maximum series number is N+2.

[0011] As an improvement, whether the first special connector, the middle special connector and the last special connector can be plugged in or not is achieved through special slots and special plug posts.

[0012] As an improvement, the special plug includes a convex ring and one or more convex ribs located outside the convex ring, and the special slot includes a ring groove cooperating with the convex ring and a groove cooperating with the convex rib.

[0013] As an improvement, the special plug is divided into a plurality of single-rib special plugs and one multi-rib special plug, the ribs on the plurality of single-rib special plugs are arranged along one direction of the convex ring, the distribution of the plurality of ribs on the multi-rib special plug is the same as the distribution of the ribs on the plurality of single-rib special plugs, and the special slot is divided into a plurality of single-groove special slots and one multi-groove special slot.

[0014] As an improvement, the outlet end of the first special connector has a single-groove special plug, the inlet ends of the other intermediate special connectors except the Nth intermediate special connector have a single-rib special slot, and the outlet end has a single-groove special plug, the inlet end of the Nth intermediate special connector has a single-rib special slot, and the outlet end has a multi-groove special plug, and the inlet end of the tail special connector has a multi-rib special slot.

[0015] As an improvement, the first special connector outlet end has a multi-groove special slot, the first middle special connector inlet end has a multi-rib special plug column, and the outlet end has a single-groove special slot, the other middle special connectors except the first middle special connector have a single-rib special plug column at the inlet end, and the outlet end has a single-groove special slot, and the tail special connector inlet end has a single-rib special plug column.

[0016] As an improvement, a metal wire is provided in the convex ring of the special plug, and the connector including the special plug also has a positioning plug, there are two positioning plugs, and the outside of the positioning plug is provided with a positioning rib, and the metal wire is provided in the annular groove of the special slot, and the connector including the special slot also has a positioning groove that cooperates with the positioning plug.

[0017] As an improvement, there are two positioning ribs on the positioning plug column and they are distributed at right angles.

[0018] As an improvement, each joint is further provided with a clamping piece, one end of the clamping piece is inserted into a joint, and the other end is clamped with another joint, or both ends of the clamping piece are clamped with the joints respectively.

[0019] As an improvement, each joint includes an upper cover and a lower cover connected by screws and connecting parts respectively clamped with the upper cover and the lower cover, and the connecting parts are divided into a first connecting part and a second connecting part, the special plug is formed on the first connecting part, and the special slot is formed on the second connecting part.

[0020] As an improvement, N=6.

[0021] The beneficial effect of the serial socket group of the present invention is that by designing the connectors of the first socket, the middle socket and the last socket, only the sockets in the serial socket group can be connected in a specific order, thereby achieving the purpose of limiting the number of sockets. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1 It is a schematic diagram of the three-dimensional structure of the series socket group according to the first embodiment of the present invention.

[0023] Figure 2 It is a schematic diagram of the three-dimensional structure of the first socket of the series socket group according to the first embodiment of the present invention.

[0024] Figure 3 It is a schematic diagram of the three-dimensional structure of the first middle socket of the series socket group according to the first embodiment of the present invention.

[0025] Figure 4 It is a schematic diagram of the three-dimensional structure of the sixth middle socket of the series socket group according to the first embodiment of the present invention.

[0026] Figure 5 It is a schematic diagram of the three-dimensional structure of the tail socket of the series socket group according to the first embodiment of the present invention.

[0027] Figure 6 It is a plan view of the interfaces of each socket of the series socket group according to the first embodiment of the present invention (the dotted arrows indicate the direction of the current).

[0028] Figure 7 It is a schematic diagram of the three-dimensional structure of the male connector of the series socket set according to the first embodiment of the present invention.

[0029] Figure 8 It is a schematic diagram of the three-dimensional structure of the female connector of the series socket group according to the first embodiment of the present invention.

[0030] Fig. 9 It is a schematic diagram of the three-dimensional structure of the clamping member of the series socket group according to the first embodiment of the present invention.

[0031] Fig.10 It is a schematic diagram of the three-dimensional structure of the lower cover of the series socket group according to the first embodiment of the present invention.

[0032] Fig.11 It is a schematic diagram of the three-dimensional structure of the upper cover of the series socket group according to the first embodiment of the present invention.

[0033] Fig.12 and Fig.13 It is a schematic diagram of the three-dimensional structure of the first connecting member of the series socket group according to the first embodiment of the present invention at different angles.

[0034] Fig.14 and Fig.15 It is a schematic diagram of the three-dimensional structure of the second connecting member of the series socket group according to the first embodiment of the present invention at different angles.

[0035] Fig.16 It is a plan view of the interfaces of each socket of the series socket group according to the second embodiment of the present invention (the dotted arrows indicate the direction of the current).

[0036] In the figure, 01, first socket, 02, first middle socket, 03, second middle socket, 04, third middle socket, 05, fourth middle socket, 06, fifth middle socket, 07, sixth middle socket, 08, tail socket;

[0037] 1A, first female joint, 1B, first intermediate female joint, 1C, second intermediate female joint, 1D, third intermediate female joint, 1E, fourth intermediate female joint, 1F, fifth intermediate female joint, 1G, sixth intermediate female joint;

[0038] 2A, first middle male connector, 2B, second middle male connector, 2C, third middle male connector, 2D, fourth middle male connector, 2E, fifth middle male connector, 2F, sixth middle male connector, 2G, last male connector,

[0039] 11. Upper cover,

[0040] 12. Lower cover,

[0041] 21. first connecting piece, 211. special plug column, 2111. convex rib, 212. positioning plug column, 2121. positioning rib,

[0042] 1G, sixth intermediate female connector,

[0043] 11. Upper cover,

[0044] 12. Lower cover,

[0045] 13. Second connecting member, 131. Special slot, 1311. Groove, 132. Positioning slot,

[0046] 3. Card parts. DETAILED DESCRIPTION

[0047] The following is an explanation and description of the technical solutions of the embodiments of the present invention in conjunction with the accompanying drawings of the embodiments of the present invention, but the following embodiments are only preferred embodiments of the present invention, not all. Based on the embodiments in the implementation mode, other embodiments obtained by those skilled in the art without creative work are all within the scope of protection of the present invention.

[0048] See also Figures 1 to 16 The series socket group of the present invention comprises:

[0049] A first socket, wherein the first socket has an inlet connector at the inlet end and a first special connector at the outlet end;

[0050] Intermediate sockets, there are several intermediate sockets and they are divided into the first intermediate socket, the second intermediate socket to the Nth intermediate socket, and both ends of the intermediate sockets have intermediate special joints;

[0051] Tail socket, the tail socket has a tail special connector only at the incoming line end;

[0052] The first special connector, the middle special connector and the tail special connector are constructed as follows: the first socket, the first middle socket, the second middle socket...the Nth middle socket can only be plugged in sequence, and the tail socket can be plugged with the first socket and all the middle sockets; or the first special connector, the middle special connector and the tail special connector are constructed as follows: the tail socket, the Nth middle socket, the N-1th middle socket...the first middle socket can only be plugged in sequence, and the first socket can be plugged with the tail socket and all the middle sockets. The tail socket has a tail special connector only at the incoming end, so that only one end of the tail socket can be connected to other sockets.

[0053] In the series socket group of the present invention, no matter the first socket, the first middle socket, the second middle socket...the Nth middle socket can only be plugged in sequentially, the tail socket can be plugged in with the first socket and all the middle sockets, or, the first special connector, the middle special connector and the tail special connector are constructed as: the tail socket, the Nth middle socket, the N-1th middle socket...the first middle socket can only be plugged in sequentially, the first socket can be plugged in with the tail socket and all the middle sockets, so that the sum of the number of the first socket, the middle socket and the tail socket is N+2, that is, the maximum series number is N+2.

[0054] Embodiment 1

[0055] See also Figures 1 to 15 , the serial socket group of the first embodiment of the present invention, the serial socket group comprises:

[0056] The first socket 01, the first socket 01 has an incoming connector at the incoming end and a first special connector at the outgoing end;

[0057] Intermediate sockets, there are several intermediate sockets and they are divided into the first intermediate socket 02, the second intermediate socket 03 to the Nth intermediate socket, and both ends of the intermediate sockets have intermediate special joints;

[0058] Tail socket 08, the inlet end of the tail socket 08 has a tail special connector;

[0059] Among them, the first special connector, the middle special connector and the tail special connector are constructed as follows: the first socket 01, the first middle socket 02, the second middle socket 03...the Nth middle socket can only be plugged in sequence, and the tail socket 08 can be plugged in with the first socket 01 and all the middle sockets; or, the first special connector, the middle special connector and the tail special connector are constructed as follows: the tail socket 08, the Nth middle socket, the N-1th middle socket...the first middle socket 02 can only be plugged in sequence, and the first socket 01 can be plugged in with the tail socket 08 and all the middle sockets.

[0060] As an improvement, N=6. The series socket group includes a first socket 01, a first middle socket 02, a second middle socket 03, a third middle socket 04, a fourth middle socket 05, a fifth middle socket 06, a sixth middle socket 07 and a tail socket 08.

[0061] The first special joint, the middle special joint and the tail special joint are divided into male joints and female joints. The first special joint is the first female joint 1A, the first middle socket 02 has the first middle male joint 2A and the first middle female joint 1B, the second middle socket 03 has the second middle male joint 2B and the second middle female joint 1C, the third middle socket 04 has the third middle male joint 2C and the third middle female joint 1D, the fourth middle socket 05 has the fourth middle male joint 2D and the fourth middle female joint 1E, the fifth middle socket 06 has the fifth middle male joint 2E and the fifth middle female joint 1F, the sixth middle socket 07 has the sixth middle male joint 2F and the sixth middle female joint 1G, and the tail socket 08 has the tail male joint 2G. The difference between the male joints is only the characteristic pin 211, and the difference between the female joints is only the characteristic slot 131.

[0062] As an improvement, whether the first special connector, the middle special connector and the last special connector are pluggable or not is achieved through a special slot 131 and a special plug post 211 .

[0063] As an improvement, the special plug post 211 includes a convex ring and one or more convex ribs 2111 located outside the convex ring, and the special slot 131 includes a ring groove matched with the convex ring and a groove 1311 matched with the convex rib 2111.

[0064] As an improvement, the special plug 211 is divided into a plurality of single-rib 2111 special plugs 211 and one multi-rib 2111 special plug 211. The ribs 2111 on the plurality of single-rib 2111 special plugs 211 are arranged along one direction of the convex ring. The distribution of the plurality of ribs 2111 on the multi-rib 2111 special plug 211 is the same as the distribution of the ribs 2111 on the plurality of single-rib 2111 special plugs 211. The special slot 131 is divided into a plurality of single-groove 1311 special slots 131 and one multi-groove 1311 special slot 131.

[0065] As an improvement, the outlet end of the first special connector has a special slot 131 with a single groove 1311, the inlet end of the other middle special connectors except the Nth middle special connector has a special plug 211 with a single rib 2111, the outlet end has a special slot 131 with a single groove 1311, the inlet end of the Nth middle special connector has a special plug 211 with a single rib 2111, the outlet end has a special slot 131 with multiple grooves 1311, and the inlet end of the tail special connector has a special plug 211 with multiple ribs 2111. The single groove 1311 on the first female connector 1A, the first middle female connector 1B to the fifth middle female connector 1F is arranged in a clockwise direction, the single rib 2111 on the first middle male connector 2A to the sixth middle male connector 2F is arranged in a clockwise direction when viewed from the front, the sixth middle female connector 1G has six grooves 1311, and the tail female connector has six ribs 2111. With this structure, when the rear socket is lost or damaged, the front socket and the rear socket can still be used, for example, when the rear socket is lost, it does not affect the use of other sockets; when the fifth middle socket 06 and the sixth middle socket 07 are lost, it does not affect the use of other sockets.

[0066] As an improvement, a metal wire is provided in the convex ring of the special pin 211, and the connector including the special pin 211 also has a positioning pin 212, there are two positioning pins 212, and the outside of the positioning pin 212 has a positioning rib 2121, and the ring groove of the special slot 131 is provided with a metal wire, and the connector including the special slot 131 also has a positioning groove 132 that cooperates with the positioning pin 212.

[0067] As an improvement, there are two positioning ribs 2121 on the positioning pin 212 and they are distributed at right angles. The provision of the positioning ribs 2121 can reduce operator misoperation, improve assembly efficiency, and reduce deflection between joints.

[0068] As an improvement, each joint is further provided with a clamp 3, one end of which is inserted into a joint and the other end is clamped with another joint. The clamp 3 prevents the joint connection between the sockets from being disengaged.

[0069] As an improvement, each connector includes an upper cover 11 and a lower cover 12 connected by screws and connectors respectively connected to the upper cover 11 and the lower cover 12, and the connectors are divided into a first connector 21 and a second connector 13. The male connector includes an upper cover 11, a lower cover 12 and a first connector 21, and the first connector 21 is formed with the special plug 211. The female connector includes an upper cover 11, a lower cover 12 and a second connector 13, and the second connector 13 is formed with the special slot 131.

[0070] As an improvement, each socket except the rear socket is provided with a switch, and the opening and closing of the front switch does not affect the use of the rear socket. To achieve the opening and closing of the front switch does not affect the use of the rear socket, reference may be made to the prior art.

[0071] The beneficial effects of the serial socket group of the first embodiment of the present invention are: by designing the connectors of the first socket 01, the middle socket and the last socket 08, only the sockets in the serial socket group can be connected in a specific order, thereby achieving the purpose of limiting the number of sockets; when the rear socket is lost or damaged, the front socket can still be used.

[0072] Embodiment 2

[0073] The difference between the second embodiment and the first embodiment lies in the arrangement of the connection sequence.

[0074] See also Fig.16 In the second embodiment, the outlet end of the first special connector has a special slot 131 with multiple grooves 1311, the inlet end of the first middle special connector has a special plug 211 with multiple ribs 2111, and the outlet end has a special slot 131 with a single groove 1311. The inlet ends of other middle special connectors except the first middle special connector have a special plug 211 with a single rib 2111, and the outlet ends have a special slot 131 with a single groove 1311. The inlet end of the tail special connector has a special plug 211 with a single rib 2111.

[0075] In the second embodiment, it is equivalent to installing the connection joint of the first socket in the first embodiment to the tail socket. With this structure, the loss of the first few middle sockets will not affect the rear middle sockets.

Claims

1. A series socket set, characterized in that: The series socket group comprises: A first socket (01), wherein the first socket (01) has an inlet connector at the inlet end and a first specially made connector at the outlet end; An intermediate socket, wherein the intermediate sockets are in a plurality and are divided into a first intermediate socket (02), a second intermediate socket (03) to an Nth intermediate socket, and both ends of the intermediate sockets have intermediate special joints; A tail socket (08), wherein the tail socket (08) has a tail special connector only at the incoming line end; The first special connector, the middle special connector and the last special connector are constructed as follows: the first socket (01), the first middle socket (02), the second middle socket (03) ... the Nth middle socket can only be plugged in sequentially, and the last socket (08) can be plugged in with the first socket (01) and all the middle sockets; or, the first special connector, the middle special connector and the last special connector are constructed as follows: the last socket (08), the Nth middle socket, the N-1th middle socket ... the first middle socket (02) can only be plugged in sequentially, and the first socket (01) can be plugged in with the last socket (08) and all the middle sockets; Whether the first special connector, the middle special connector and the last special connector can be plugged in or not is achieved by a special slot (131) and a special plug post (211); The special plug post (211) comprises a convex ring and one or more convex ribs (2111) located outside the convex ring, and the special slot (131) comprises a ring groove matched with the convex ring and a groove (1311) matched with the convex rib (2111); The special plug post (211) is divided into a plurality of single-rib special plug posts and one multi-rib special plug post, the ribs (2111) on the plurality of single-rib special plug posts are arranged along one direction of the convex ring, the distribution of the plurality of ribs (2111) on the multi-rib special plug post is the same as the distribution of the ribs (2111) on the plurality of single-rib special plug posts, and the special slot (131) is divided into a plurality of single-groove special slots and one multi-groove special slot; A metal wire is arranged in the convex ring of the special plug post (211), and the connector including the special plug post (211) also has a positioning plug post (212), two of the positioning plug posts (212) are provided, and the positioning plug post (212) has a positioning rib (2121) outside, and a metal wire is arranged in the annular groove of the special slot (131), and the connector including the special slot (131) also has a positioning groove (132) matched with the positioning plug post (212).

2. The series socket set according to claim 1, characterized in that: The outlet end of the first special connector has a single-groove special slot, and the inlet ends of other intermediate special connectors except the Nth intermediate special connector have a single-rib special plug-in column, and the outlet end has a single-groove special slot. The inlet end of the Nth intermediate special connector has a single-rib special plug-in column, and the outlet end has a multi-groove special slot, and the inlet end of the tail special connector has a multi-rib special plug-in column.

3. The series socket set according to claim 1, characterized in that: The first special connector outlet end has a multi-groove special slot, the first intermediate socket (02) middle special connector inlet end has a multi-rib special plug post, and the outlet end has a single-groove special slot, the other intermediate special connectors except the first intermediate socket (02) middle special connector inlet end have a single-rib special plug post, and the outlet end has a single-groove special slot, and the tail special connector inlet end has a single-rib special plug post.

4. The series socket set according to claim 1, characterized in that: There are two positioning ribs (2121) on the positioning plug column (212) and they are distributed at right angles; N=6.

5. The series socket set according to claim 1, characterized in that: Each joint is also provided with a clamping piece (3), one end of the clamping piece (3) is inserted into a joint, and the other end is clamped with another joint, or both ends of the clamping piece (3) are clamped with the joints respectively.

6. The series socket set according to claim 1, characterized in that: Each joint comprises an upper cover and a lower cover connected by screws, and connecting pieces respectively clamped with the upper cover and the lower cover, wherein the connecting pieces are divided into a first connecting piece and a second connecting piece, wherein the first connecting piece is formed with the special plug post (211) and the positioning plug post (212), and the second connecting piece is formed with the special slot (131) and the positioning slot (132).

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