CN104110601A - Luminaire and the joint of the lamp tube used for the lamp, the joint and connecting joint of the lamp tube, the universal connection structure of the lamp tube - Google Patents

Abstract

The invention relates to a lamp, a lamp tube joint and a lamp tube connecting joint used for the lamp, and a universal connecting structure of the lamp tube. The lamp comprises a lamp tube, a luminous body and joints, wherein each joint is provided with a connecting sleeve, and a plug is arranged in each connecting sleeve; each joint is provided with a connecting joint, and each connecting joint comprises a first connecting piece and a second connecting piece; the first connecting piece is provided with a connecting cylinder and a joint seat, a socket which can be matched with a plug of the joint is arranged in the connecting cylinder, and an axial positioning mechanism is arranged between the connecting sleeve and the connecting cylinder; the second connecting piece is provided with an inserting cylinder and a joint head, and the joint head is pivoted on the joint seat; a connecting seat is arranged between at least two adjacent inserting cylinders, at least two inserting holes are formed in the connecting seat, the inserting cylinders penetrate through the inserting holes and extend into the inner cavity of the connecting seat, and a locking mechanism is arranged at the inserting ends of the inserting cylinders. The lamp can combine a plurality of lamp tubes to form various shapes, and has the advantages of simple combination structure, convenient assembly and disassembly and low manufacturing cost.

Description

Luminaire and the joint of the lamp tube used for the lamp, the joint and connecting joint of the lamp tube, the universal connection structure of the lamp tube

technical field

The invention relates to a lamp and a joint of a lamp tube used for the lamp, a joint and a connecting joint of the lamp tube, and a universal connection structure of the lamp tube.

Background technique

Lamp tubes, such as fluorescent tubes or LED tubes, are generally in the form of strips or circles for lighting in various occasions. It is difficult to combine multiple lamps, or the shape of multiple lamps combined is only strips or circles. , the combined shape is very single, and the decorative effect is poor. In addition, even though a plurality of lamp tubes can be used in combination, there are problems such as complicated combination structure, difficult disassembly and assembly, and high manufacturing cost.

Contents of the invention

An object of the present invention is to provide a lamp that can combine multiple lamp tubes to form a variety of shapes, and the lamp has a simple assembly structure, convenient disassembly and assembly, and low manufacturing cost.

The above-mentioned purpose is achieved through the following technical solutions:

A lamp, comprising several lamp tubes, each lamp tube includes a tube body, at least one luminous body arranged inside the tube body and two joints respectively arranged at both ends of the tube body, characterized in that each joint has A connecting sleeve, the axis of the connecting sleeve is parallel to the length direction of the pipe body, and a plug is arranged in the connecting sleeve; each joint is equipped with a connecting joint, and each connecting joint includes a first connecting piece and a second connecting piece; the first The connector has a connecting cylinder and a joint seat. A socket that can be matched with the plug of the joint is arranged in the connecting cylinder. An axial positioning mechanism is provided, and when the plug is inserted into the socket and the first connector rotates relative to the joint, the socket rotates relative to the plug and maintains the conduction state; the second connector has a socket and a joint , the joint head is pivotally arranged on the joint seat and the rotation axis of the joint head is perpendicular to the axis of the connecting cylinder of the first connecting piece; there is a cavity for the wire of the socket to pass through in the first connecting piece, and the cavity is connected with the socket The inner cavities of the cylinders are communicated for the wires of the socket to pass through; a connecting seat is arranged between at least two adjacent socketing cylinders, and at least two socketing holes are opened on the connecting sockets, and each socketing socket is connected to a socket The holes are matched, and the socket is inserted into the inner chamber of the connecting seat through the socket hole. The insertion end of the socket is provided with a locking mechanism to prevent the socket from being separated from the connecting seat.

The lamp assembly disclosed in the technical solution has the advantages of simple structure, convenient assembly and disassembly, low manufacturing cost, and multiple lamp tubes can be combined to form various shapes.

The above technical scheme can be further improved through the following measures:

The plug includes a plug body, an outer conductive cylinder and an inner conductive cylinder. The end of the plug body away from the tube body has a cylindrical portion, the outer conductive cylinder is sleeved on the cylindrical portion and one end is embedded in the plug body, and the inner conductive cylinder is embedded in the cylinder. The center of the center and the insertion port of the inner conductive cylinder are exposed from the end face of the cylindrical part, the wires of the inner and outer conductive cylinders are respectively drawn from one end of the plug body near the tube body, and the axes of the inner and outer conductive cylinders coincide with the axis of the connecting sleeve The socket includes a socket body, a conductive sleeve and a conductive needle, the conductive sleeve and the conductive needle are embedded in the center of the socket body and the insertion port of the conductive sleeve is exposed from the end of the socket body away from the joint seat, and the wires of the conductive sleeve and the conductive needle are respectively connected from the socket body. One end of the socket body near the joint seat is drawn out, and the axes of the conductive sleeve and the conductive needle coincide with the axis of the connecting cylinder; when the plug is inserted into the socket, the conductive needle is inserted into the inner conductive cylinder, and the outer conductive cylinder is inserted into the conductive sleeve. The plug and socket in this technical measure are similar to the 360-degree rotatable circular charging connector form of electronic products or the 360-degree rotatable earphone plug form. While rotating 360 degrees, the lamp tube is in the energized state.

The connecting cylinder of the first connector is inserted into the connecting sleeve of the joint, and the axial positioning mechanism includes an annular positioning groove provided on the outer wall of the connecting cylinder, at least one screw hole provided on the connecting sleeve and at least one locking screw to lock The screw fits with the thread of the screw hole and radially extends into the annular positioning groove. In this technical measure, on the one hand, the locking screw can be used for positioning and guiding. The locking screw is inserted into the annular positioning groove and moves along the annular positioning groove to realize the 360-degree rotation of the connecting sleeve relative to the connecting cylinder around the axis of the connecting cylinder; on the other hand On the one hand, tighten the locking screw so that the locking screw pushes against the bottom of the annular positioning groove to lock the connecting sleeve, so that the connecting sleeve is fixed relative to the connecting cylinder; the structure of the axial positioning mechanism is simple and easy to disassemble, and the connecting sleeve can be selectively rotated Or fixed for enhanced decorative performance and entertaining.

The joint seat of the first connecting part has a first concave cavity and a fixing column is arranged in the first concave cavity, and a first annular flange is provided at the circular opening of the first concave cavity, and the second connecting part The joint head has a second concave cavity and the circular opening of the second concave cavity is provided with a second annular flange, the second annular flange is sleeved on the first annular flange, and the joint head is provided with a through hole A fixing screw passes through the through hole and is threadedly connected with the fixing post. The axis of the first annular flange, the second annular flange, the fixing post, the through hole and the fixing screw is the rotation axis of the joint head. In this technical measure, the joint seat and the joint head cooperate to realize rotation, which facilitates the assembly of multiple lamp tubes, and the assembly structure of the joint seat and the joint head is simple.

The inner cavity of the connecting seat has an opening and is equipped with a cover. The locking mechanism includes an annular locking groove provided on the outer wall of the socket and a C-shaped elastic card, which is inserted into the connecting seat through the opening. The inner cavity is locked on the annular locking groove. In this technical measure, the cover is used to open or close the opening of the inner cavity of the connecting seat, so as to facilitate the disassembly and assembly of the C-shaped elastic card and the assembly of multiple lamp tubes.

The lamp comprises a basic combination unit, the basic combination unit includes three lamp tubes, six joint joints and three connection seats, and the three lamp tubes form a triangle through six joint joints and three connection seats. In this technical measure, the three lamp tubes are combined into a triangle through six connecting joints and three connecting seats. The structure is simple, the assembly is convenient, and it is convenient to assemble a richer three-dimensional shape. By combining multiple basic combination units, it can be combined into a Lamps with various three-dimensional shapes. One connection seat can be installed for 2, 3, 4, 5, 6, 7, 8 or more sockets of the second connector at the same time, realizing the combination of multiple basic combination units A lamp with various three-dimensional shapes is formed. When a plurality of basic combination units are combined, a connecting seat can be shared between adjacent basic combination units.

The above technical measures can be used one by one or in combination, as long as there is no conflict between the other features.

Another object of the present invention is to provide a connector for lamp tubes, which has a simple structure and facilitates the assembly of multiple lamp tubes.

The above-mentioned purpose is achieved through the following technical solutions:

A joint for a lamp tube, which is arranged at one end of the tube body of the lamp tube, is characterized in that the joint has a connecting sleeve, the axis of the connecting sleeve is parallel to the length direction of the tube body, and a plug is arranged inside the connecting sleeve, and the plug includes The plug body, the outer conductive cylinder and the inner conductive cylinder, the end of the plug body away from the tube body has a cylindrical part, the outer conductive cylinder is sleeved on the cylindrical part and one end is embedded in the plug body, the inner conductive cylinder is embedded in the center of the cylindrical part and the inner conductive The insertion opening of the conductive cylinder is exposed from the end face of the cylindrical part, and the wires of the inner and outer conductive cylinders are respectively drawn from one end of the plug body near the tube body, and the axes of the inner and outer conductive cylinders coincide with the axis of the connecting sleeve. The joint structure in the technical solution is simple, and it is convenient to realize the assembly of multiple lamp tubes.

Yet another object of the present invention is to provide a joint and connecting joint of a lamp tube. The joint and the connecting joint are simple in structure, and the cooperation between the joint and the connecting joint facilitates the assembly of multiple lamp tubes, and both the joint and the connecting joint can be disassembled. convenient.

The above-mentioned purpose is achieved through the following technical solutions:

A joint and connecting joint of a lamp tube. The joint is arranged at one end of the tube body of the lamp tube. It is characterized in that each joint has a connecting sleeve, the axis of the connecting sleeve is parallel to the length direction of the tube body, and a Plug; each joint is equipped with a connecting joint, and each connecting joint includes a first connecting piece and a second connecting piece; the first connecting piece has a connecting cylinder and a joint seat, and a plug that can be connected to the joint is arranged in the connecting cylinder For the matching socket, the connecting sleeve of the joint is set together with the connecting sleeve when the plug is inserted into the socket, and an axial positioning mechanism is arranged between the connecting sleeve and the connecting sleeve. After the plug is inserted into the socket and enters the conducting state and the first connection When the component rotates relative to the joint, the socket rotates relative to the plug and maintains a conduction state; the second connecting piece has a socket and a joint head, the joint head is pivotally arranged on the joint seat and the rotation axis of the joint head is the same as that of the first connecting piece The axis of the connecting cylinder is vertical; the first connecting part is provided with a cavity through which the wires of the socket can pass, and the cavity communicates with the inner cavity of the socket so that the wires of the socket can pass through. The joint and the connecting joint in the technical solution have a simple structure, the cooperation of the joint and the connecting joint facilitates the assembly of multiple lamp tubes, and the joint and the connecting joint are easy to disassemble.

The above technical scheme can be further improved through the following measures:

The plug includes a plug body, an outer conductive cylinder and an inner conductive cylinder. The end of the plug body away from the tube body has a cylindrical portion, the outer conductive cylinder is sleeved on the cylindrical portion and one end is embedded in the plug body, and the inner conductive cylinder is embedded in the cylinder. The center of the center and the insertion port of the inner conductive cylinder are exposed from the end face of the cylindrical part, the wires of the inner and outer conductive cylinders are respectively drawn from one end of the plug body near the tube body, and the axes of the inner and outer conductive cylinders coincide with the axis of the connecting sleeve The socket includes a socket body, a conductive sleeve and a conductive needle, the conductive sleeve and the conductive needle are embedded in the center of the socket body and the insertion port of the conductive sleeve is exposed from the end of the socket body away from the joint seat, and the wires of the conductive sleeve and the conductive needle are respectively connected from the socket body. One end of the socket body near the joint seat is drawn out, and the axes of the conductive sleeve and the conductive needle coincide with the axis of the connecting cylinder; when the plug is inserted into the socket, the conductive needle is inserted into the inner conductive cylinder, and the outer conductive cylinder is inserted into the conductive sleeve. The plug and socket in this technical measure are similar to the 360-degree rotatable circular charging connector form of existing electronic products or the 360-degree rotatable earphone plug form. The connecting cylinder can be rotated 360 degrees while the lamp tube is in the energized state.

Another object of the present invention is to provide a universal connection structure for lamp tubes. The universal connection structure is simple in structure, realizes the combination of multiple lamp tubes to form lamps of various shapes, and has low manufacturing cost and is easy to assemble and disassemble. .

The above-mentioned purpose is achieved through the following technical solutions:

A universal connection structure for lamp tubes, including joints, connecting joints and connecting seats arranged at the ends of the lamp tubes, characterized in that each joint has a connecting sleeve, the axis of the connecting sleeve is parallel to the length direction of the tube body, There is a plug in the connecting sleeve; each joint is equipped with a connecting joint, and each connecting joint includes a first connecting piece and a second connecting piece; the first connecting piece has a connecting cylinder and a joint seat, and a connecting cylinder is provided with a The socket that can be matched with the plug of the joint. The connecting sleeve of the joint is set together with the connecting sleeve when the plug is inserted into the socket. There is an axial positioning mechanism between the connecting sleeve and the connecting sleeve. When the plug is inserted into the socket, it enters the conduction state Afterwards, when the first connector rotates relative to the joint, the socket rotates relative to the plug and maintains a conduction state; the second connector has a socket and a joint head, the joint head is pivotally arranged on the joint seat and the rotation axis of the joint head is in line with the The axis of the connecting cylinder of the first connecting piece is vertical; the first connecting piece is provided with a cavity for the wires of the socket to pass through, and the cavity communicates with the inner cavity of the socket for the passing of the wires of the socket; on the connecting seat There are at least two insertion holes, and each insertion sleeve is matched with one insertion hole. The insertion sleeve extends into the inner cavity of the connection seat through the insertion hole, and the insertion end of the insertion sleeve is provided with a locking mechanism to prevent the insertion The socket is separated from the connecting seat.

The universal connection structure in the technical solution is simple in structure, realizes combining multiple lamp tubes to form lamps of various shapes, and has low manufacturing cost and convenient assembly and disassembly.

The present invention has the following beneficial effects:

(1) The lamp of the present invention can combine a plurality of lamp tubes to form a variety of shapes, and has a simple combination structure, convenient disassembly and assembly, and low manufacturing cost;

(2) The lamp tube joint of the present invention is simple in structure, and is convenient to realize the assembly of a plurality of lamp tubes;

(3) The joints and connecting joints of the lamp tube of the present invention are simple in structure, the cooperation of the joints and the connecting joints is convenient to realize the assembly of multiple lamp tubes, and the joints and the connecting joints are easy to disassemble;

(4) The universal connection structure of the lamp tubes of the present invention is simple in structure, realizes combining a plurality of lamp tubes to form lamps of various shapes, and has low manufacturing cost and convenient assembly and disassembly.

Description of drawings

Below in conjunction with accompanying drawing, the present invention is described in detail:

Fig. 1 is the structure schematic diagram of the light fixture that is made up of a lamp tube, two connecting joints and two connecting seats of the present invention;

Fig. 2 is a schematic diagram after hiding two connecting seats on the basis of Fig. 1, wherein the light-transmitting lampshade is partly perspective;

Fig. 3 is the enlargement of the B-B sectional view of Fig. 2;

Fig. 4 is a perspective cross-sectional schematic view of a joint, a connecting joint and a connecting seat combined in the present invention;

Fig. 5 is a schematic sectional perspective view of a joint and a connecting joint of the present invention combined;

Fig. 6 and Fig. 7 are three-dimensional schematic diagrams of two different angles after a joint and a connecting joint are assembled according to the present invention;

Figure 8 and Figure 9 are three-dimensional exploded schematic diagrams of a joint and a connecting joint of the present invention at two different angles;

Fig. 10 is an orthographic view of a joint and a connecting joint of the present invention combined;

Fig. 11 is a C-C sectional view of Fig. 10;

Fig. 12 is a D-D sectional view of Fig. 11;

Fig. 13 is a schematic structural view of the plug of the present invention;

Fig. 14 is a schematic structural view of the socket of the present invention;

Figure 15a to Figure 15e are schematic structural views of the basic combined unit of the present invention, wherein Figure 15a is a front view, Figure 15b is a left view, Figure 15c is a top view, Figure 15d is a bottom view, and Figure 15e is a perspective view;

Fig. 16a to Fig. 16d are combined shape embodiment 1 of the lamp of the present invention, wherein Fig. 16a is a front view, Fig. 16b is a left view, Fig. 16c is a top view, and Fig. 16d is a perspective view;

Figure 17a to Figure 17d are the second embodiment of the combination shape of the lamp of the present invention, wherein Figure 17a is a front view, Figure 17b is a left view, Figure 17c is a top view, and Figure 17d is a perspective view;

Fig. 18a to Fig. 18d are the combined shape embodiment 3 of the lamp of the present invention, wherein Fig. 18a is a front view, Fig. 18b is a left view, Fig. 18c is a top view, and Fig. 18d is a perspective view;

Fig. 19a to Fig. 19d are combined shape embodiment 4 of the lamp of the present invention, wherein Fig. 19a is a front view, Fig. 19b is a left view, Fig. 19c is a top view, and Fig. 19d is a perspective view;

Figure 20a to Figure 20c are the fifth embodiment of the combined shape of the lamp of the present invention, wherein Figure 20a is a front view, Figure 20b is a top view, and Figure 20c is a perspective view;

Fig. 21a to Fig. 21c are combined shape embodiment six of the lamp of the present invention, wherein Fig. 21a is a front view, Fig. 21b is a top view, and Fig. 21c is a perspective view;

Figure 22a to Figure 22d are the seventh embodiment of the combined shape of the lamp of the present invention, wherein Figure 22a is a front view, Figure 22b is a left view, Figure 22c is a top view, and Figure 22d is a perspective view;

Figure 23a to Figure 23d are eighth embodiment of the combined shape of the lamp of the present invention, wherein Figure 23a is a front view, Figure 23b is a left view, Figure 23c is a top view, and Figure 23d is a perspective view;

Figure 24a to Figure 24d are the ninth embodiment of the combination shape of the lamp of the present invention, wherein Figure 24a is a front view, Figure 24b is a left view, Figure 24c is a top view, and Figure 24d is a perspective view;

Figure 25a to Figure 25d are the tenth embodiment of the combined shape of the lamp of the present invention, wherein Figure 25a is a front view, Figure 25b is a left view, Figure 25c is a top view, and Figure 25d is a perspective view;

Fig. 26a to Fig. 26d are the eleventh embodiment of the combined shape of the lamp of the present invention, wherein Fig. 26a is a front view, Fig. 26b is a left view, Fig. 26c is a top view, and Fig. 26d is a perspective view.

Reference signs: 1 tube body, 11 metal bracket, 12 light-transmitting lampshade, 13 LED light-emitting chipset; 2 connecting sleeve, 21 screw hole, 22 locking screw; 3 plug, 31 plug body, 311 cylindrical part, 32 outer conductive tube , 33 inner conductive cylinder, 331 the insertion port of the inner conductive cylinder, 34 the wires of the inner and outer conductive cylinders; 4 connecting cylinder, 41 annular positioning groove; 5 joint seat, 51 cavity, 52 fixed column, 53 first annular convex Edge, 54 fixing screws; 6 socket, 61 socket body, 62 conductive sleeve, 621 insertion port of conductive sleeve, 63 conductive pin, 64 socket wire; 7 socket, 71 inner cavity of socket, 72 socket Insertion end, 73 annular locking groove, 74C-shaped elastic card, 75 elastic rubber ring; 8 joint heads, 81 second cavity, 82 through hole, 83 second annular flange; 9 connecting seat, 91 socket hole, 92 inner cavity of connecting seat, 93 opening, 94 cover; A basic combination unit.

Detailed ways

The present invention will be further described in detail below in conjunction with the accompanying drawings and specific embodiments. It is necessary to point out that the following embodiments are only used to further illustrate the present invention, and should not be interpreted as limiting the protection scope of the present invention. Those of ordinary skill in the art can make some non-essential changes to the following embodiments according to the essence of the present invention. Improvements and tweaks. In addition, the technical features involved in the various embodiments of the present invention described below can be combined with each other as long as there is no conflict between the other features.

As shown in Figures 1 to 26d, a lamp includes several lamp tubes, and each lamp tube includes a tube body 1, at least one luminous body arranged inside the tube body 1, and two lamps respectively arranged on both sides of the tube body. In the present embodiment, the lamp tube is an LED lamp tube (certainly, the lamp tube can also be a common light tube), and the tube body 1 includes a metal bracket 11 and a light-transmitting lampshade 12 installed on the metal bracket 11, and the illuminant It is an LED light-emitting chipset 13 composed of a number of LED lamp beads installed on a circuit board. Each joint has a connecting sleeve 2. The axis of the connecting sleeve 2 is parallel to the length direction of the tube body 1. There is a plug 3 inside the connecting sleeve 2. One end of the connection sleeve 2 is set on the pipe body and can be fixed on the end of the pipe body by screws or glue, and the plug 3 can be fixed on the inner center of the connection sleeve 2 by screws.

Each joint is configured with a connecting joint, and each connecting joint includes a first connecting part and a second connecting part;

The first connector has a connecting cylinder 4 and a joint seat 5. A socket 6 that can be matched with the plug 3 of the joint is provided in the connecting cylinder 4. The connecting sleeve 2 of the joint is set with the connecting cylinder 4 when the plug 3 is inserted into the socket 6. Set together and an axial positioning mechanism is provided between the connecting sleeve 2 and the connecting cylinder 4. After the plug 3 extends into the socket 6 and enters the conduction state and the first connecting piece rotates relative to the joint, the socket 6 rotates relative to the plug 3 and keeps conduction state;

The second connecting piece has a socket 7 and a joint head 8, the joint head 8 is pivotally arranged on the joint seat 5 and the rotation axis of the joint head 8 is perpendicular to the axis of the connecting cylinder 4 of the first connecting piece, in this embodiment , when the connecting sleeve 2 and the connecting cylinder 4 are sleeved together, the axis of the connecting sleeve 2 coincides with the axis of the connecting cylinder 4;

The first connector is provided with a cavity 51 through which the wire 64 of the socket can pass, and the cavity 51 communicates with the inner cavity 71 of the socket so that the wire 64 of the socket can pass through;

A connection seat 9 is arranged between at least two adjacent sockets 7, and at least two socket holes 91 are provided on the socket 9, and each socket 7 is matched with one socket hole 91, and the socket 7 It extends through the insertion hole 91 into the inner chamber 92 of the connection base, and the insertion end 72 of the insertion sleeve is provided with a locking mechanism to prevent the insertion sleeve 7 from being separated from the connection base 9 .

The plug 3 includes a plug body 31, an outer conductive cylinder 32 and an inner conductive cylinder 33. The end of the plug body 31 away from the tube body has a cylindrical portion 311. The outer conductive cylinder 32 is sleeved on the cylindrical portion 311 and one end is embedded in the plug. The main body 31, the inner conductive cylinder 33 is embedded in the center of the cylindrical part 311 and the insertion port 331 of the inner conductive cylinder is exposed from the end face of the cylindrical part 311, and the wires 34 of the inner and outer conductive cylinders are respectively drawn from one end of the near tube body of the plug body 31, The axis of the inner and outer conductive tubes coincides with the axis of the connecting sleeve 2; in this embodiment, the plug body 31 is an insulating plastic part; the wires 34 of the inner and outer conductive tubes are electrically connected to the LED light-emitting chipset 13 in the lamp tube ;

The socket 6 includes a socket body 61, a conductive sleeve 62 and a conductive pin 63, the conductive sleeve 62 and the conductive pin 63 are embedded in the center of the socket body 61 and the insertion port 621 of the conductive sleeve is exposed from the end of the socket body 61 away from the joint seat, The wires 64 of the conductive sleeve 62 and the conductive needle 63 are respectively drawn from one end of the socket body 61 near the joint seat, the axis of the conductive sleeve 62 and the conductive needle 63 coincides with the axis of the connecting cylinder 4, and the wire 64 of the socket is the conductive sleeve 62 and the wire 64 of the conductive needle 63;

When the plug 3 is inserted into the socket 6, the conductive needle 63 is inserted into the inner conductive cylinder 33, and the outer conductive cylinder 32 is inserted into the conductive sleeve 62. Specifically, the outer conductive cylinder 32 of the plug 3 is inserted into the conductive sleeve through the insertion port 621 of the conductive sleeve. , the conductive needle 63 is inserted into the inner conductive cylinder through the insertion opening 331 of the inner conductive cylinder. In this embodiment, the socket body 61 is also an insulating plastic part. When the plug 3 is inserted into the socket 6, the axis of the conductive sleeve 62, the axis of the outer conductive cylinder 32 and the axis of the inner conductive cylinder 33 coincide. The plug and socket of the present invention adopt the form of a 360-degree rotatable circular charging connector of an electronic product or the form of a 360-degree rotatable earphone plug. The structure is simple, easy to disassemble and assemble, and the manufacturing cost is low. It is convenient to realize the 360-degree rotation of the connecting sleeve relative to the connecting cylinder. At the same time, the lamp is in the energized state.

The connecting cylinder 4 of the first connector is inserted into the connecting sleeve 2 of the joint, and the axial positioning mechanism includes an annular positioning groove 41 arranged on the outer wall of the connecting cylinder 4, at least one screw hole 21 arranged on the connecting sleeve 2 and At least one locking screw 22 is threadedly engaged with the screw hole 21 and extends radially into the annular positioning groove 41 . On the one hand, the locking screw can be used for positioning and guiding. The locking screw is inserted into the annular positioning groove and moves along the annular positioning groove to realize the 360-degree rotation of the connecting sleeve relative to the connecting cylinder around the axis of the connecting cylinder; on the other hand, tighten the locking screw The locking screw is pushed against the bottom of the annular positioning groove to lock the connecting sleeve, so that the connecting sleeve is fixed relative to the connecting cylinder; the structure of the axial positioning mechanism is simple and easy to disassemble, and the connecting sleeve can be selectively rotated or fixed to enhance the decorative performance and entertaining.

The joint seat 5 of the first connector has a first concave cavity and a fixing column 52 is arranged in the first concave cavity, and a first annular flange 53 is provided at the circular opening of the first concave cavity. The joint head 8 of the two connectors has a second concave cavity 81 and a second annular flange 83 is provided at the circular opening of the second concave cavity 81, and the edge of the second annular protrusion 83 is sleeved on the first annular flange 53, the joint head is provided with a through hole 82, and a fixing screw 54 passes through the through hole 82 and is threadedly connected with the fixing column 52. Specifically, the fixing screw 54 is screwed into the fixing column 52 through the through hole 82 to make the joint head Positioned axially with the joint seat and rotated circumferentially, the first cavity communicates with the second cavity 81 . The cavity 51 provided in the first connecting piece includes a first concave cavity. The rotation fit of the first annular flange 53 and the second annular flange 83 is similar to the rotation fit of the shaft and the shaft hole, for example, the first annular flange 53 is equivalent to the shaft, while the second annular flange 83 is equivalent to in the shaft hole. The axis of the first annular flange 53 , the second annular flange 83 , the fixing column 52 , the through hole 82 and the fixing screw 54 is the rotation axis of the joint head 8

The wire 64 of the conductive sleeve 62 and the conductive pin 63 is led out from the tail end of the socket body 61, enters the cavity 51 (including the first concave cavity) provided in the first connector and bypasses the fixing column 52 in the first concave cavity , into the inner cavity 71 of the socket, and through the inner cavity 71 of the socket, into the inner cavity 92 of the connecting seat, and finally connected to the external power supply.

The inner cavity 92 of the connecting seat has an opening 93 and is equipped with a cover 94. The locking mechanism includes an annular locking groove 73 and a C-shaped elastic clip 74 provided on the outer wall of the socket 7. In this embodiment, The annular locking groove 73 is provided near the insertion end 72 of the socket, and the C-shaped elastic clip 74 is inserted into the inner cavity 92 of the connecting seat through the opening 93 and locked on the annular locking groove 73 . In this embodiment, an elastic rubber ring 75 can also be set on the socket 7. When the socket 7 passes through the socket hole 91 and extends into the inner cavity 92 of the connecting seat, the elastic rubber ring 75 is located in the inner cavity of the connecting seat. 92, and the elastic rubber ring 75 is located between the C-shaped elastic card 74 and the inner wall of the inner cavity 92 of the connecting seat, or the outer diameter of the C-shaped elastic card 74 may be larger than the diameter of the insertion hole 91.

As shown in Figure 15, the lamp includes a basic combination unit A, the basic combination unit A includes three lamp tubes, six connecting joints and three connecting seats, and the three lamp tubes are combined through six connecting joints and three connecting seats to form a triangle.

The three lamp tubes form a triangle through six connecting joints and three connecting seats. As for the triangle, it can be an equilateral triangle or an isosceles triangle with an apex angle less than 60 degrees or an isosceles triangle with an apex angle greater than 60 degrees. The structure is simple. The assembly is convenient, and more abundant three-dimensional shapes can be easily assembled. By combining a plurality of basic combination units, various three-dimensional shape lamps can be combined. One connection seat can be installed for 2, 3, 4, 5, 6, 7, 8 or more sockets of the second connector at the same time, realizing the combination of multiple basic combination units A lamp with various three-dimensional shapes is formed. When a plurality of basic combination units are combined, a connecting seat can be shared between adjacent basic combination units.

Referring to Figures 16a to 26d, the present invention provides eleven schematic diagrams of embodiments of combining multiple basic combination units A into different three-dimensional shapes; the lamp shown in Figure 16a to Figure 16d consists of four basic combination units The tetrahedral shape formed by A consists of four connecting seats, six lamp tubes and twelve connecting joints, wherein each connecting seat is equipped with three connecting joints; and the lamps shown in Figure 17a to Figure 17d are in the shape of a hexahedron , including five connecting seats, nine lamp tubes and eighteen connecting joints, of which three connecting seats are equipped with four connecting joints, and the other two connecting seats are respectively equipped with three connecting joints; in addition, as shown in Figure 26a to Figure As shown in 26d, it is composed of two tetrahedrons shown in Fig. 16a to Fig. 16d.

Claims (10)

1. A light fixture comprising several lamp tubes, each lamp tube comprising a tube body, at least one luminous body arranged inside the tube body and two joints respectively arranged at the two ends of the tube body, characterized in that: Each joint has a connection sleeve, the axis of the connection sleeve is parallel to the length direction of the pipe body, and a plug is arranged in the connection sleeve; Each joint is configured with a connecting joint, and each connecting joint includes a first connecting part and a second connecting part; The first connector has a connecting cylinder and a joint seat. A socket that can be matched with the plug of the joint is arranged in the connecting cylinder. An axial positioning mechanism is arranged between them, and when the plug is inserted into the socket and enters the conduction state and the first connector rotates relative to the joint, the socket rotates relative to the plug and maintains the conduction state; The second connecting piece has a socket and a joint head, the joint head is pivotally arranged on the joint seat and the rotation axis of the joint head is perpendicular to the axis of the connecting cylinder of the first connecting piece; The first connector is provided with a cavity through which the wires of the socket can pass, and the cavity communicates with the inner cavity of the socket so that the wires of the socket can pass through; There is a connection seat between at least two adjacent sockets, and at least two socket holes are opened on the socket, and each socket is matched with a socket hole, and the socket extends through the socket hole. The inner chamber of the connection seat and the insertion end of the socket are provided with a locking mechanism to prevent the socket from being separated from the connection seat. 2. The lamp according to claim 1, characterized in that: The plug includes a plug body, an outer conductive cylinder and an inner conductive cylinder. The end of the plug body away from the tube body has a cylindrical portion, the outer conductive cylinder is sleeved on the cylindrical portion and one end is embedded in the plug body, and the inner conductive cylinder is embedded in the cylinder. The center of the center and the insertion port of the inner conductive cylinder are exposed from the end face of the cylindrical part, the wires of the inner and outer conductive cylinders are respectively drawn from one end of the plug body near the tube body, and the axes of the inner and outer conductive cylinders coincide with the axis of the connecting sleeve ; The socket includes a socket body, a conductive sleeve and a conductive pin. The conductive sleeve and the conductive pin are embedded in the center of the socket body and the insertion port of the conductive sleeve is exposed from the end of the socket body away from the joint seat. One end of the body near the joint seat is led out, and the axis of the conductive sleeve and the conductive needle coincides with the axis of the connecting cylinder; When the plug is inserted into the socket, the conductive needle is inserted into the inner conductive cylinder, and the outer conductive cylinder is inserted into the conductive sleeve. 3. The lamp according to claim 1, wherein the connecting cylinder of the first connecting piece is inserted into the connecting sleeve of the joint, and the axial positioning mechanism includes an annular positioning groove provided on the outer wall of the connecting cylinder, at least one A screw hole and at least one locking screw are arranged on the connecting sleeve, and the locking screw is threadedly engaged with the screw hole and extends radially into the annular positioning groove. 4. The lamp according to claim 1, characterized in that: the joint seat of the first connector has a first cavity and a fixing column is arranged in the first cavity, and the circular opening of the first cavity A first annular flange is provided, the joint head of the second connector has a second concave cavity and a second annular flange is provided at the circular opening of the second concave cavity, and the second annular flange covers On the first annular flange, a through hole is opened on the joint head, a fixing screw passes through the through hole and is threadedly connected with the fixing column, the first annular flange, the second annular flange, the fixing column, the through hole and the axis of the fixing screw is the rotation axis of the joint head. 5. The lamp according to claim 1, characterized in that: the inner cavity of the connecting seat has an opening and is equipped with a cover, and the locking mechanism includes an annular locking groove provided on the outer wall of the socket and a C C-shaped elastic card, the C-shaped elastic card is put into the inner cavity of the connecting seat through the opening and is stuck on the annular locking groove. 6. The lamp according to claim 1, characterized in that: the lamp comprises a basic combination unit, the basic combination unit includes three lamp tubes, six connecting joints and three connecting seats, and the three lamp tubes pass through the six connecting joints Combination with three connecting seats forms a triangle. 7. A joint for a lamp tube, which is arranged at one end of the tube body of the lamp tube, and is characterized in that: the joint has a connecting sleeve, the axis of the connecting sleeve is parallel to the length direction of the tube body, and a plug is arranged in the connecting sleeve, The plug includes a plug body, an outer conductive cylinder and an inner conductive cylinder. The end of the plug body away from the tube body has a cylindrical part, the outer conductive cylinder is sleeved on the cylindrical part and one end is embedded in the plug body, and the inner conductive cylinder is embedded in the center of the cylindrical part. And the insertion opening of the inner conductive cylinder is exposed from the end face of the cylindrical part, the wires of the inner and outer conductive cylinders are respectively drawn from one end of the plug body near the tube body, and the axes of the inner and outer conductive cylinders coincide with the axis of the connecting sleeve. 8. A joint and connecting joint of a light tube, the joint is arranged at one end of the tube body of the light tube, and it is characterized in that: Each joint has a connection sleeve, the axis of the connection sleeve is parallel to the length direction of the pipe body, and a plug is arranged in the connection sleeve; Each joint is configured with a connecting joint, and each connecting joint includes a first connecting part and a second connecting part; The first connector has a connecting cylinder and a joint seat. A socket that can be matched with the plug of the joint is arranged in the connecting cylinder. An axial positioning mechanism is arranged between them, and when the plug is inserted into the socket and enters the conduction state and the first connector rotates relative to the joint, the socket rotates relative to the plug and maintains the conduction state; The second connecting piece has a socket and a joint head, the joint head is pivotally arranged on the joint seat and the rotation axis of the joint head is perpendicular to the axis of the connecting cylinder of the first connecting piece; A cavity for the wires of the socket to pass through is provided in the first connecting piece, and the cavity communicates with the inner chamber of the socket so that the wires of the socket can pass through. 9. The joint and connection joint of the lamp tube according to claim 8, characterized in that: The plug includes a plug body, an outer conductive cylinder and an inner conductive cylinder. The end of the plug body away from the tube body has a cylindrical portion, the outer conductive cylinder is sleeved on the cylindrical portion and one end is embedded in the plug body, and the inner conductive cylinder is embedded in the cylinder. The center of the center and the insertion port of the inner conductive cylinder are exposed from the end face of the cylindrical part, the wires of the inner and outer conductive cylinders are respectively drawn from one end of the plug body near the tube body, and the axes of the inner and outer conductive cylinders coincide with the axis of the connecting sleeve ; The socket includes a socket body, a conductive sleeve and a conductive pin. The conductive sleeve and the conductive pin are embedded in the center of the socket body and the insertion port of the conductive sleeve is exposed from the end of the socket body away from the joint seat. One end of the body near the joint seat is led out, and the axis of the conductive sleeve and the conductive needle coincides with the axis of the connecting cylinder; When the plug is inserted into the socket, the conductive needle is inserted into the inner conductive cylinder, and the outer conductive cylinder is inserted into the conductive sleeve. 10. A universal connection structure for a lamp tube, comprising a joint, a connecting joint and a connecting seat arranged at the end of the lamp tube, characterized in that: Each joint has a connection sleeve, the axis of the connection sleeve is parallel to the length direction of the pipe body, and a plug is arranged in the connection sleeve; Each joint is configured with a connecting joint, and each connecting joint includes a first connecting part and a second connecting part; The first connector has a connecting cylinder and a joint seat. A socket that can be matched with the plug of the joint is arranged in the connecting cylinder. An axial positioning mechanism is arranged between them, and when the plug is inserted into the socket and enters the conduction state and the first connector rotates relative to the joint, the socket rotates relative to the plug and maintains the conduction state; The second connecting piece has a socket and a joint head, the joint head is pivotally arranged on the joint seat and the rotation axis of the joint head is perpendicular to the axis of the connecting cylinder of the first connecting piece; The first connector is provided with a cavity through which the wires of the socket can pass, and the cavity communicates with the inner cavity of the socket so that the wires of the socket can pass through; There are at least two insertion holes on the connection base, and each insertion sleeve is matched with one insertion hole. The insertion sleeve passes through the insertion hole and extends into the inner cavity of the connection base. The insertion end of the insertion sleeve is provided with a locking mechanism To prevent the socket from being separated from the connection seat.