Plug deviation converter assembly

Abstract

The utility model provides a plug deviation converter assembly which comprises a socket and a conversion plug, the socket is provided with three positioning slots which are uniformly distributed in the circumferential direction, and the bottom of each positioning slot is provided with a first jack; the change-over plug comprises a plug body with a circular cross section, a positioning boss is eccentrically arranged at the lower end of the plug body and can be inserted into the positioning slot, the length direction of the cross section of the positioning boss is perpendicular to the radius direction of the plug body, and a metal insertion rod capable of being inserted into the first insertion hole is arranged at the lower end of the positioning boss; the upper end face of the plug body is provided with a conversion slot, and the bottom of the conversion slot is provided with a second jack electrically connected with the metal insertion rod. The socket can be provided with three changeover plugs at the same time. The plug deviation converter assembly is compact in structure, can realize simultaneous installation of a plurality of conversion plugs, is small in occupied space, is high in use safety, is suitable for various use scenes, and greatly improves the use efficiency and flexibility of a socket.

Description

TECHNICAL FIELD

[0001] The utility model relates to a plug, especially relates to a plug offset converter assembly. BACKGROUND

[0002] International electrical standards are inconsistent, and the electrical plug and socket of most countries and regions cannot achieve unified standards, so that the electrical appliances of one country or region cannot be used in another country or region due to the mismatch of plugs and sockets. With the development of international trade and cultural exchanges, the use of plug converters is becoming more and more widespread. Plug converters are auxiliary tools that convert one type of plug to another, allowing plugs from different countries to be used globally, solving the problem of using electrical appliances from different countries in another country.

[0003] Because the size of the conversion plug is usually large, when multiple conversion plugs are needed, the space is limited, and interference between the plugs is easy to occur, so multiple conversion plugs cannot be used at the same time, which is inconvenient to use. SUMMARY

[0004] The technical problem to be solved by the utility model is to provide a plug offset converter assembly with compact structure, which can install multiple conversion plugs at the same time, occupies small space and is safe to use.

[0005] The utility model provides a kind of plug offset converter assembly, it includes:

[0006] Socket 1, the socket 1 is equipped with positioning slot 10, the positioning slot 10 is three and is evenly distributed in circumference, the bottom of the positioning slot 10 is equipped with first insertion hole 101, the first insertion hole 101 is three and is distributed in triangle;

[0007] Conversion plug 2, including the plug body with circular cross section, the lower end of the plug body is eccentric and is provided with positioning boss 21, the cross section of the positioning boss 21 is same with the cross section shape of the positioning slot 10 and can be inserted into the positioning slot 10, the length direction of the cross section of the positioning boss 21 is perpendicular to the radius direction of the plug body, the lower end of the positioning boss 21 is equipped with metal insertion rod 22 that can be inserted into the first insertion hole 101;The upper end of the plug body is concave and forms conversion slot 20 for inserting plug, the bottom of the conversion slot 20 is equipped with second insertion hole 201 that is electrically connected with the metal insertion rod 22;

[0008] The socket 1 can install three conversion plugs 2 at the same time.

[0009] Further, when three of the conversion plugs 2 are installed in the socket 1 simultaneously, a gap is formed between two adjacent conversion plugs 2, and the gap is greater than or equal to 1 mm and less than or equal to 10 mm.

[0010] Further, the width of the cross section of the positioning boss 21 is less than the radius of the plug body.

[0011] Further, the axis of the plug body is located outside the positioning boss 21.

[0012] Further, the positioning boss 21 comprises a first boss with a rectangular cross section and a second boss with an isosceles triangular cross section arranged at both ends of the first boss.

[0013] Further, the top angle of the cross section of the second boss is a right angle.

[0014] Further, a glass tube fuse 4 is detachably installed in the conversion plug 2, and the glass tube fuse 4 is located between the second socket 201 of the live wire end and the metal plug rod 22.

[0015] Further, a mounting groove 24 is formed in the bottom surface of the plug body, and the mounting groove is provided with a first tube clamp 33 electrically connected with the metal plug rod 22 of the live wire end and a second tube clamp 34 electrically connected with the electric contact piece in one of the second sockets 201, the opening end of the first tube clamp 33 and the second tube clamp 34 faces the opening end of the mounting groove and can accommodate the glass tube fuse 4 inserted radially, and the open end of the mounting groove 24 is provided with a cover plate 5.

[0016] Further, the cover plate 5 comprises a cover plate body 51, a hole is formed in the cover plate body 51 to form an observation window 510, the lower end of the cover plate body 51 is provided with a mounting portion 52, the both ends of the mounting portion 52 are penetrated by mounting holes which can accommodate the glass fuse 4 to pass axially, and the both sides of the lower end of the cover plate body 51 are provided with protrusions 54 which are used to contact the glass fuse 4 to realize the press-in installation.

[0017] The utility model discloses a plug offset converter assembly, the structure of socket and conversion plug is optimized design, can install multiple conversion plugs simultaneously, improves space utilization, and the space is small, avoids the mutual interference between plug, convenient to use, the positioning boss of conversion plug is improved, has increased with the contact area of socket, strengthens stability, simultaneously, can avoid exposure, reduces the space occupied, avoids the hindrance to adjacent plug, sets up the fuse, prevents overload, improves the use safety, and prolongs the service life, sets up the detachable cover, is convenient for the replacement and detection of fuse, improves use efficiency and safety, the cover structure is designed, makes the fuse can realize installation and dismounting with the cover, improves the replacement convenience of fuse, reduces the operation difficulty, further optimizes the user experience, the utility model discloses a plug offset converter assembly, compact structure can realize multiple conversion plugs' simultaneous installation, and the space is small, and the use safety is high, is applicable to multiple use scene, greatly improves the use efficiency and flexibility of socket, provides more convenient and safe electric environment for the user. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 It is use state schematic drawing of the utility model discloses a plug offset converter assembly;

[0019] Figure 2 It is structure schematic drawing of the utility model discloses a plug offset converter assembly;

[0020] Figure 3 It is structure schematic drawing of the socket of the utility model discloses a plug offset converter assembly;

[0021] Figure 4 It is structure schematic drawing of the conversion plug of the utility model discloses a plug offset converter assembly;

[0022] Figure 5 It is another angle structure schematic drawing of the conversion plug of the utility model discloses a plug offset converter assembly;

[0023] Figure 6 It is bottom structure schematic drawing of the conversion plug of the utility model discloses a plug offset converter assembly;

[0024] Figure 7 It is internal structure schematic drawing of the conversion plug of the utility model discloses a plug offset converter assembly;

[0025] Figure 8 It is another angle structure schematic drawing of the inside of the conversion plug of the utility model discloses a plug offset converter assembly;

[0026] Figure 9 It is installation schematic drawing of the glass tube fuse of the utility model discloses a plug offset converter assembly;

[0027] Figure 10 It is the structure schematic view of the cover plate of the plug offset converter assembly of the utility model;

[0028] Figure 11 It is another angle structure schematic view of the cover plate of the plug offset converter assembly of the utility model;

[0029] Figure 12 It is the sectional view of the cover plate of the plug offset converter assembly of the utility model. DETAILED DESCRIPTION

[0030] The utility model embodiment will be introduced in detail below with reference to the drawings.

[0031] Refer to Figures 1-12 The utility model provides a kind of plug offset converter assembly, it includes socket 1 and conversion plug 2.

[0032] Working surface is provided on socket 1, positioning slot 10 is provided on the working surface, the positioning slot 10 is three and is uniformly distributed in circumference, first jack 101 is provided on the bottom of positioning slot 10, first jack 101 is three, is used for connecting fire line, zero line and ground wire respectively, three first jacks 101 are triangularly distributed, the triangular distribution of first jack 101, forms foolproof design, avoids conversion plug reverse insertion, wire is provided on socket 1, plug is provided on the end of wire, for wiring, and power supply for first jack 101.

[0033] Conversion plug 2 can be installed to socket 1, and conversion is realized, specifically, the conversion plug 2 includes plug body, the plug body is cylindrical, its cross section is circular, positioning boss 21 is provided on the lower end of plug body, the positioning boss 21 is eccentrically arranged, the cross section of positioning boss 21 is same with the cross section shape of positioning slot 10, it can be inserted into positioning slot 10, in the application, the length direction of the cross section of positioning boss 21 is perpendicular to the radius direction of plug body, it can improve space utilization, avoid interference phenomenon when installing multiple conversion plugs 2;Metallic insertion rod 22 is provided on the lower end of positioning boss 21, the metallic insertion rod 22 is three, and correspondingly with three first jacks 101 respectively, therefore, three metallic insertion rods 22 are also triangularly distributed, can be inserted into three first jacks 101 respectively, and contact with the metallic contact piece in first jack 101, and realize electrical connection.

[0034] In the present application, the width of the cross section of the positioning boss 21 is less than the radius of the plug body, and in the present embodiment, the width of the cross section of the positioning boss 21 is 80%-90% of the radius of the plug body, which can reduce the occupied area of the positioning boss and facilitate multiple socket installation; at the same time, the axis of the plug body is located outside the positioning boss 21, so that the positioning boss 21 is completely eccentric at one end of the axis of the plug body, and is close to the edge position of the plug body. This design can reduce the interference with adjacent conversion plugs during plug-in, thereby realizing multiple plug installation.

[0035] In the present embodiment, the positioning boss 21 includes a first boss with a rectangular cross section, and a second boss with an isosceles triangular cross section is arranged at both ends of the first boss. Preferably, the cross section of the second boss has a right angle. Through this design, the length of the positioning boss can be extended to provide sufficient installation space for the metal plug rod and ensure the structural strength of the metal plug rod 22. At the same time, the contact area with the positioning slot 10 can be increased to improve the plug-in stability, reduce the risk of poor contact, and ensure the reliability of power transmission. At the same time, the edge is designed to be inclined, which can avoid the exposure of the positioning boss affecting the installation of adjacent conversion plugs, further improve the space utilization rate, and optimize the overall plug-in experience.

[0036] When three conversion plugs 2 are installed in the socket 1 at the same time, there is a gap between the two adjacent conversion plugs 2, which is greater than or equal to 1 mm and less than or equal to 10 mm, and preferably 2-5 mm.

[0037] The upper end of the plug body is downwardly recessed to form a conversion slot 20, which is circular and used for inserting the plug. A second insertion hole 201 is arranged at the bottom of the conversion slot 20, and the second insertion hole 201 is two, which are electrically connected with the metal plug rod 22 of the live wire end and the zero wire end respectively. A metal elastic contact piece 35 is arranged on the side wall of the conversion slot 20, which is electrically connected with the metal plug rod 22 of the ground wire end to realize grounding.

[0038] In order to realize quick and accurate docking, a positioning protrusion 23 is arranged on the side wall of the conversion slot 20, and a positioning clamping groove 230 is arranged on the side wall of the positioning protrusion 23. The positioning clamping groove 230 is strip-shaped, and its length direction is parallel to the plug-in direction of the plug, i.e. parallel to the axis of the conversion slot 20, which can realize quick radial positioning of the plug to be inserted.

[0039] In order to improve the safety of electricity use and avoid overloading and other influences on the line safety, a glass tube fuse 4 is detachably installed in the conversion plug 2 in the present application. The glass tube fuse 4 is located between the second insertion hole 201 of the live wire end and the metal plug rod 22, i.e. the glass tube fuse 4 is installed at the wiring end of the live wire.

[0040] In the application, the first metal contact 31 and the second metal contact 32 are respectively arranged in the two second insertion holes 201, the first metal contact 31 is electrically connected with one metal insertion rod, which is defined as metal insertion rod I, the second metal contact 32 is electrically connected with another metal insertion rod, which is defined as metal insertion rod II, the glass tube fuse 4 is arranged between the first metal contact 31 and the metal insertion rod I, when the glass tube fuse 4 is normal, the first metal contact 31 and the metal insertion rod I are in conduction, when overload occurs, the glass tube fuse 4 is fused, the first metal contact 31 and the metal insertion rod I are disconnected, and the circuit is broken.

[0041] Specifically, the mounting groove 24 is arranged on the bottom surface of the plug body, the mounting groove 24 is a rectangular groove, the first pipe clamp 33 and the second pipe clamp 34 are arranged in the mounting groove 24, the first pipe clamp 33 and the second pipe clamp 34 are made of conductive metal, the first pipe clamp 33 and the second pipe clamp 34 are coaxially arranged, and the open ends of the first pipe clamp 33 and the second pipe clamp 34 are both directed to the open end of the mounting groove, which can allow the glass tube fuse 4 to be radially inserted, when the glass tube fuse 4 is inserted, the two conductive ends of the glass tube fuse 4 are respectively in contact with and electrically connected with the first pipe clamp 33 and the second pipe clamp 34, wherein the metal insertion rod 22 of the live wire end of the first pipe clamp 33 is electrically connected, the second pipe clamp 34 is electrically connected with the electric contact in the corresponding second insertion hole 201, and a series connection is formed, for example, the first metal contact 31 is used for connecting the live wire end, the first pipe clamp 33 is connected with the first metal contact 31, the second pipe clamp 34 is electrically connected with the metal insertion rod I, that is, the glass tube fuse 4 is connected in series on the live wire pipe of the conversion plug; the cover plate 5 is arranged at the open end of the mounting groove 24, and the mounting groove 24 is covered.

[0042] Since the space of the mounting groove 24 is relatively small, in order to facilitate the installation and disassembly of the glass tube fuse 4, the structure of the cover plate 5 is arranged in the application, so that the cover plate 5 can be installed and disassembled, specifically, the cover plate 5 includes a cover plate body 51, the cover plate body 51 covers the open end of the mounting groove 24, in the embodiment, the cover plate body 51 is rectangular, a hole body is arranged on the cover plate body 51, forming an observation window 510, the observation window 510 is arranged at the center of the cover plate body 51, the inside of the glass tube fuse can be observed, whether the fuse is normal can be judged by checking the state of the fuse, the installation part 52 is arranged at the lower end of the cover plate body 51, and the installation part 52 is located between the two pipe clamps; the installation hole 520 is penetrated through the two ends of the installation part 52, the installation hole 520 can allow the glass tube fuse 4 to pass axially, the protrusions 54 are arranged at the two sides of the lower end of the cover plate body 51, the protrusions 54 can be in contact with the two ends of the glass tube fuse 4, when the glass tube fuse 4 is installed, the two ends of the glass tube fuse 4 can be pressed into the two pipe clamps, when the glass tube fuse 4 is clamped into the pipe clamps, resistance is generated between the two, and then the installation of the cover body can be realized; when the fuse is fused and needs to be replaced, the cover body is pried open by a tool, since the glass tube fuse is sleeved in the installation hole, the glass tube fuse can be taken out from the mounting groove 24 together with the cover body.

[0043] The utility model discloses plug offset converter subassembly, the structure of socket and conversion plug is optimized design, can install multiple conversion plugs simultaneously, improves space utilization, and the space is small, avoids the mutual interference between plug, convenient to use, the positioning boss of conversion plug is improved, has increased with the socket contact area, strengthens the stability, simultaneously, can avoid the exposure, reduces the space occupied, avoids the hindrance to adjacent plug, sets up the fuse, prevents overload, improves the use safety, and prolongs the service life, sets up the detachable apron, is convenient for the replacement and detection of fuse, has promoted the use efficiency and safety, the apron structure is designed to make the fuse can realize installation and disassembly with apron, has improved the replacement convenience of fuse, has reduced the operation difficulty, has further optimized the user experience, the utility model discloses plug offset converter subassembly, compact structure can realize multiple conversion plugs' simultaneous installation, and the space is small, and the use safety is high, is applicable to a variety of use scenes, has greatly promoted the use efficiency and flexibility of socket, has provided more convenient and safe electric environment for the user.

[0044] The above is only the preferred implementation mode of the utility model, it should be pointed out that, for ordinary skill in the art of the present technology, on the premise of not departing from the technical principle of the utility model, can make a number of improvements and refinements, these improvements and refinements also should be regarded as the protection scope of the utility model.

Claims

1. A plug offset converter assembly, characterized by, The utility model relates to a socket and a conversion plug, and a socket and a conversion plug are provided. The socket comprises a socket body, and three positioning slots are arranged on the socket body and are distributed in a circumferential direction. The conversion plug comprises a plug body with a circular cross section. The lower end of the positioning boss is provided with a metal insertion rod which can be inserted into the first insertion hole.

2. The plug offset converter assembly of claim 1, wherein: The upper end of the plug body is concave downward and forms a conversion slot for accommodating the plug.

3. The plug offset converter assembly of claim 1, wherein: The socket can simultaneously accommodate three conversion plugs.

4. The plug offset converter assembly of claim 3, wherein: When the socket simultaneously accommodates three conversion plugs, a gap is formed between two adjacent conversion plugs.

5. The plug offset converter assembly of claim 1, wherein: The width of the cross section of the positioning boss is less than the radius of the plug body.

6. The plug offset converter assembly of claim 5, wherein: The axis of the plug body is located outside the positioning boss.

7. The plug offset converter assembly of claim 1, wherein: The positioning boss comprises a first boss with a rectangular cross section and two second bosses with isosceles triangular cross sections arranged at the two ends of the first boss.

8. The plug offset converter assembly of claim 7, wherein: The top angle of the cross section of the second boss is a right angle.

9. The plug offset converter assembly of claim 8, wherein: A glass tube fuse is detachably arranged in the conversion plug. The bottom surface of the plug body is provided with an installation slot. The installation slot is provided with a first tube clamp and a second tube clamp. The first tube clamp is electrically connected to the metal insertion rod of the live wire end. The second tube clamp is electrically connected to the electrical contact piece in the second insertion hole of the live wire end. The opening end of the first tube clamp and the second tube clamp faces the opening end of the installation slot and can accommodate the radial insertion of the glass tube fuse. The open end of the installation slot is provided with a cover plate. The cover plate comprises a cover plate body. The lower end of the cover plate body is provided with an installation part. The two ends of the installation part are penetrated by an installation hole which can accommodate the axial penetration of the glass fuse. The lower end of the cover plate body is provided with a protrusion which is used to contact the glass fuse to realize the press-in installation.

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