Smaller-sized power converter pin combination structure

By overlapping the space of the US, EU and UK plug components within the power converter, the problem of excessive size in traditional power converters is solved, achieving a smaller size and greater portability.

WO2026157064A1PCT designated stage Publication Date: 2026-07-30GUANGDONG BESTRAVEL PRECISION MANUFACTURING CO LTD
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Patent Information

Authority / Receiving Office
WO · WO
Patent Type
Applications
Current Assignee / Owner
GUANGDONG BESTRAVEL PRECISION MANUFACTURING CO LTD
Filing Date
2025-04-30
Publication Date
2026-07-30

AI Technical Summary

Technical Problem

Traditional power converters are bulky and inconvenient to carry because of their separate plugs.

Method used

By designing the space of the US, EU and UK standard plug components to overlap, and utilizing the sliding mount and clearance slot structure, the space occupied by the plugs is reduced, and the overall length of the power converter is shortened.

Benefits of technology

It effectively reduces the size of the power converter, making it easier for users to carry when traveling, and improves the selectivity and ease of use of the plug components.

✦ Generated by Eureka AI based on patent content.

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Abstract

Disclosed in the present invention is a smaller-sized power converter pin combination structure, comprising a European standard pin assembly and a British standard pin assembly, wherein the British standard pin assembly comprises a British standard shared sliding base slidably arranged in a power converter and a British standard ground pin arranged on the British standard shared sliding base, and the British standard shared sliding base is U-shaped as a whole and has a clearance space formed therein; and the European standard pin assembly comprises a European standard shared sliding base slidably arranged in the clearance space and a European standard plug socket slidably arranged in the clearance space, a first British standard ground wire clearance recess that is inwardly recessed and matches the British standard ground pin is formed on the European standard plug socket, and the British standard ground pin moves along the first British standard ground wire clearance recess. The present invention allows the spaces occupied by a US standard pin assembly, the European standard pin assembly and the British standard pin assembly to overlap with one another, thereby reducing the overall length of the power converter, reducing the overall size of the power converter, and making it easier for users to carry while traveling.
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Description

A smaller power converter pin assembly structure Technical Field

[0001] This invention relates to the field of power converter technology, and more particularly to a smaller power converter pin assembly structure. Background Technology

[0002] Because plugs and sockets differ from country to country, they are not interchangeable. If you need to insert a plug into an incompatible socket, you will need a power adapter. A power adapter is an conversion tool; to use it, you plug the adapter into the target socket and then insert the target plug into the matching socket on the adapter. Power adapters have greatly improved the convenience of traveling, especially when traveling internationally, eliminating worries about incompatibility between the plugs of your electronic devices and local power outlets.

[0003] In traditional power converters, the prongs are typically in a fixed, extended position. Power converters with multiple prongs require multiple prongs, and these prongs need to be positioned separately to prevent interference between them. However, this separate placement results in a larger overall size for the power converter, making it inconvenient to carry and negatively impacting the user experience. Summary of the Invention

[0004] To address the aforementioned shortcomings, the present invention aims to provide a smaller power converter pin assembly structure that overlaps the space occupied by the US standard pin assembly, the European standard pin assembly, and the British standard pin assembly, thereby reducing the overall length and size of the power converter and making it easier for users to carry when traveling.

[0005] The technical solution adopted by the present invention to achieve the above objectives is as follows:

[0006] A smaller power converter plug assembly includes a European standard plug assembly and a British standard plug assembly disposed within the power converter. The British standard plug assembly includes a British standard shared slide block slidably disposed within the power converter and a British standard ground pin disposed on the British standard shared slide block. The British standard shared slide block is generally U-shaped, with a clearance space formed therein. The European standard plug assembly includes a European standard shared slide block slidably disposed within the clearance space and a European standard socket that matches the European standard shared slide block and is slidably disposed within the clearance space. The European standard socket block has an inwardly recessed first British standard ground clearance groove that matches the British standard ground pin. The British standard ground pin moves along the first British standard ground clearance groove.

[0007] As a further improvement of the present invention, a second British standard grounding relief groove is formed on the European standard shared slide and is recessed inward and matches the British standard grounding pin. The British standard grounding pin moves sequentially on the first British standard grounding relief groove and the second British standard grounding relief groove.

[0008] As a further improvement of the present invention, it also includes a US standard plug assembly slidably disposed within the clearance space, the US standard plug assembly including a US standard shared slide block slidably disposed within the clearance space, a US standard live wire plug disposed on the US standard shared slide block, and a US standard neutral wire plug disposed on the US standard shared slide block.

[0009] As a further improvement of the present invention, the US standard plug assembly further includes a US standard live wire conductive piece disposed on the US standard shared slide and protruding outward and electrically connected to the US standard live wire plug, and a US standard neutral wire conductive piece disposed on the US standard shared slide and protruding outward and electrically connected to the US standard neutral wire plug. The UK standard shared slide has an inwardly recessed US standard conductive piece clearance groove that allows the US standard live wire conductive piece and the US standard neutral wire conductive piece to move when driven by the US standard shared slide.

[0010] As a further improvement of the present invention, the UK standard shared slide is provided with a UK standard plug control lever protruding from the power converter, the US standard shared slide is provided with a US standard plug control lever protruding from the power converter, and the European standard shared slide is provided with a European standard plug control lever protruding from the power converter. The UK standard plug control lever, US standard plug control lever, and European standard plug control lever are arranged alternately.

[0011] As a further improvement of the present invention, the initial height of the European standard plug lever is higher than the initial height of the British standard plug lever and the initial height of the American standard plug lever.

[0012] As a further improvement of the present invention, the British standard grounding pin is disposed on one end of the U-shaped structure of the British standard shared slide, and the British standard pin assembly further includes a British standard neutral pin disposed on one side of the other end of the U-shaped structure of the British standard shared slide, and a British standard live pin disposed on the other side of the other end of the U-shaped structure of the British standard shared slide.

[0013] As a further improvement of the present invention, the European standard plug assembly further includes a European standard live wire plug disposed on the European standard shared slide and a European standard neutral wire plug disposed on the European standard shared slide.

[0014] As a further improvement of the present invention, it also includes a safety element disposed within the power converter, wherein a British standard safety clearance portion is formed on the British standard shared slide and is recessed toward the clearance space direction to make way for the safety element.

[0015] As a further improvement of the present invention, it also includes a socket neutral conductor plate disposed in the power converter, wherein the US standard shared slide has an inwardly recessed US standard conductive clearance portion that makes way for the socket neutral conductor plate.

[0016] The beneficial effects of this invention are as follows:

[0017] (1) By setting the power converter pin assembly structure to include a European standard pin assembly and a British standard pin assembly disposed in the power converter, the British standard pin assembly includes a British standard shared slide seat slidably disposed in the power converter and a British standard ground pin disposed on the British standard shared slide seat; the British standard shared slide seat is U-shaped in general, and a clearance space is formed therein; the European standard pin assembly includes a European standard shared slide seat slidably disposed in the clearance space and a European standard sleeve that matches the European standard shared slide seat and is slidably disposed in the clearance space, the European standard sleeve has a first British standard ground clearance groove that is recessed inward and matches the British standard ground pin, and the British standard ground pin moves along the first British standard ground clearance groove. By allowing the European standard plug assembly to slide within the clearance space, and the British standard grounding plug to move along the first British standard grounding clearance slot, the space occupied by the European standard plug assembly and the space occupied by the British standard plug assembly overlap, saving space inside the power converter, reducing the overall length of the power converter, shrinking the overall size of the power converter, and making it easier for users to carry when traveling.

[0018] (2) By setting a US standard plug assembly in the power converter, the US standard plug assembly includes a US standard shared slide block slidably disposed in the clearance space, a US standard live wire plug disposed on the US standard shared slide block, and a US standard neutral wire plug disposed on the US standard shared slide block. The US standard plug assembly moves in the clearance space, so that the space occupied by the European standard plug assembly, the space occupied by the US standard plug assembly, and the space occupied by the British standard plug assembly overlap, thereby reducing the overall length of the power converter, reducing the overall volume of the power converter, and making it more convenient for users to carry when traveling.

[0019] (3) By providing a British standard plug lever protruding from the power converter on the British standard shared slide, a US standard plug lever protruding from the power converter on the US standard shared slide, and a European standard plug lever protruding from the power converter on the European standard shared slide, the British standard plug lever, US standard plug lever and European standard plug lever are arranged alternately. The alternate structure makes it easier for users to select different plug components for use, and effectively avoids pressing multiple levers at once.

[0020] The above is an overview of the invention's technical solution. The invention will be further described below with reference to the accompanying drawings and specific embodiments. Attached Figure Description

[0021] Figure 1 is a schematic diagram of the power converter;

[0022] Figure 2 shows the structural diagrams of European standard pin assemblies, American standard pin assemblies, and British standard pin assemblies.

[0023] Figure 3 shows a top view of the European standard pin assembly, the American standard pin assembly, and the British standard pin assembly;

[0024] Figure 4 shows the structural diagrams of the UK standard pin assembly and the European standard pin assembly;

[0025] Figure 5 shows the structural diagrams of the UK standard pin assembly and the US standard pin assembly;

[0026] Figure 6 is a schematic diagram of the structure of the UK standard pin assembly;

[0027] Figure 7 is a schematic diagram of the structure of the European standard pin assembly;

[0028] Figure 8 is a schematic diagram of the structure of the US standard pin assembly;

[0029] Figure 9 is a top view of the fuse, the neutral wire conductive piece of the socket, the European standard plug assembly, the American standard plug assembly, and the British standard plug assembly;

[0030] Figure 10 is another top view of the fuse, the neutral wire conductive piece of the socket, the European standard plug assembly, the American standard plug assembly, and the British standard plug assembly.

[0031] Figure 11 is a schematic diagram of the structure of the fuse and the neutral wire conductive piece of the socket;

[0032] In the diagram: 1. European standard pin assembly; 11. European standard shared slide; 111. Second British standard ground clearance slot; 112. European standard pin lever; 12. European standard socket; 121. First British standard ground clearance slot; 13. European standard live wire pin; 14. European standard neutral wire pin; 2. British standard pin assembly; 21. British standard shared slide; 211. Clearance space; 212. American standard conductive plate clearance slot; 213. British standard pin lever; 214. UK Standard Fuse Clearance Part; 22. UK Standard Ground Pin; 23. UK Standard Live Pin; 24. UK Standard Neutral Pin; 3. US Standard Pin Assembly; 31. US Standard Shared Slide; 311. US Standard Pin Control Lever; 312. US Standard Conductive Clearance Part; 32. US Standard Live Pin; 33. US Standard Neutral Pin; 34. US Standard Live Conductive Sheet; 35. US Standard Neutral Conductive Sheet; 4. Fuse; 5. Socket Neutral Conductive Sheet. Detailed Implementation

[0033] To further illustrate the technical means and effects adopted by the present invention to achieve the intended purpose, the specific implementation of the present invention will be described in detail below with reference to the accompanying drawings and preferred embodiments.

[0034] In the description of this invention, it should be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., indicate the orientation or positional relationship based on the orientation or positional relationship shown in the accompanying drawings. They are only for the convenience of describing this invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, or be constructed and operated in a specific orientation. Therefore, they should not be construed as limitations on this invention.

[0035] Furthermore, the terms "first" and "second" are used for descriptive purposes only and should not be construed as indicating or implying relative importance or implicitly specifying the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of this invention, "a plurality of" means two or more, unless otherwise explicitly specified.

[0036] In this invention, unless otherwise explicitly specified and limited, the terms "installation," "connection," "linking," and "fixing," etc., should be interpreted broadly. For example, they can refer to a fixed connection, a detachable connection, or an integral part; they can refer to a mechanical connection or an electrical connection; they can refer to a direct connection or an indirect connection through an intermediate medium; they can refer to the internal communication of two components or the interaction between two components. Those skilled in the art can understand the specific meaning of the above terms in this invention according to the specific circumstances.

[0037] Referring to Figures 1 to 8, this embodiment of the invention provides a smaller power converter pin assembly structure, including a European standard pin assembly 1 and a British standard pin assembly 2 disposed within the power converter. The British standard pin assembly 2 includes a British standard shared slide 21 slidably disposed within the power converter and a British standard ground pin 22 disposed on the British standard shared slide 21. The British standard shared slide 21 is generally U-shaped, with a clearance space 211 formed therein. The European standard pin assembly 1 includes a European standard shared slide 11 slidably disposed within the clearance space 211 and a European standard sleeve 12 that matches the European standard shared slide 11 and is slidably disposed within the clearance space 211. The European standard sleeve 12 has an inwardly recessed first British standard ground clearance groove 121 that matches the British standard ground pin 22, and the British standard ground pin 22 moves along the first British standard ground clearance groove 121. By allowing the European standard plug assembly 1 to slide within the clearance space 211 and the British standard ground plug 22 to move along the first British standard ground clearance groove 121, the space occupied by the European standard plug assembly 1 and the space occupied by the British standard plug assembly 2 overlap, saving space inside the power converter, reducing the overall length of the power converter, shrinking the overall volume of the power converter, and making it easier for users to carry when traveling.

[0038] To further accommodate the UK standard grounding pin 22, as shown in Figures 1 to 4 and Figure 6, a second UK standard grounding recess 111 is formed on the European standard shared slide 11, which is recessed inward and matches the UK standard grounding pin 22. The UK standard grounding pin 22 moves sequentially in the first UK standard grounding recess 121 and the second UK standard grounding recess 111, so that the space occupied by the UK standard grounding pin 22 overlaps with the space occupied by the European standard socket 12 and the European standard shared slide 11, further saving space inside the power converter, reducing the overall length of the power converter, shrinking the overall volume of the power converter, and making it easier for users to carry when traveling.

[0039] Preferably, to enhance the practicality of the power converter, as shown in Figures 1 to 6 and Figure 8, the power converter pin assembly structure further includes a US standard pin assembly 3 slidably disposed within the clearance space 211. The US standard pin assembly 3 includes a US standard shared slide block 31 slidably disposed within the clearance space 211, a US standard live wire pin 32 disposed on the US standard shared slide block 31, and a US standard neutral wire pin 33 disposed on the US standard shared slide block 31. By incorporating a US standard pin assembly 3 within the power converter, the selectability of usable pins is further improved, enhancing the practicality of the power converter and facilitating its use during travel. When users need to use the US standard pin assembly 3, they simply push the US standard shared slide block 31 outwards towards the power converter, allowing the US standard live wire pin 32 and the US standard neutral wire pin 33 to exit the power converter, thus achieving the US standard pin conversion. The US standard plug assembly 3 moves within the clearance space 211, thereby allowing the space occupied by the US standard plug assembly 3, the space occupied by the UK standard plug assembly 2, and the space occupied by the European standard plug assembly 1 to overlap, reducing the overall length and size of the power converter, making it easier for users to carry when traveling.

[0040] As shown in Figures 1 to 6 and Figure 8, the US standard plug assembly 3 further includes a US standard live wire conductive piece 34 that is disposed on the US standard shared slide 31 and protrudes outward and is electrically connected to the US standard live wire pin 32, and a US standard neutral wire conductive piece 35 that is disposed on the US standard shared slide 31 and protrudes outward and is electrically connected to the US standard neutral wire pin 33. When the US standard shared slide 31 pushes out the US standard live wire pin 32 and the US standard neutral wire pin 33, the US standard live wire conductive piece 34 and the US standard neutral wire conductive piece 35 disposed in the US standard shared slide 31 move synchronously, thereby inserting the US standard live wire conductive piece 34 and the US standard neutral wire conductive piece 35 into the conduction mechanism in the power converter, realizing the conductive electrical connection between the European standard plug assembly 1 and the power converter. The entire process is stable and improves the conduction efficiency.

[0041] The conducting mechanism within the power converter may include a live wire conducting clip and a neutral wire conducting clip. When different plug components are used, the live wire conductive piece on the plug component is inserted into the live wire conducting clip, and the neutral wire conductive piece on the plug component is inserted into the neutral wire conducting clip to complete the electrical connection. The specific structure and operation of the conducting mechanism within the power converter are existing technologies in the field, so no specific limitations are imposed in this embodiment. It can be set according to the actual situation.

[0042] Preferably, in order to further save space inside the power converter and facilitate the use of the US standard plug assembly 3, as shown in Figures 1 to 6 and Figure 8, the UK standard shared slide 21 has an inwardly recessed US standard conductive plate clearance groove 212 for the US standard live wire conductive plate 34 and the US standard neutral wire conductive plate 35 to move when the US standard shared slide 31 is driven by the US standard shared slide 31. The US standard live wire conductive plate 34 and the US standard neutral wire conductive plate 35 move up and down in the US standard conductive plate clearance groove 212, so that the space occupied by the US standard live wire conductive plate 34 and the US standard neutral wire conductive plate 35 coincides with the space occupied by the UK standard shared slide 21, further saving space inside the power converter, reducing the overall length of the power converter, shrinking the overall volume of the power converter, making it easier for users to carry when traveling, and facilitating the use of the US standard plug assembly 3.

[0043] As shown in Figures 1 to 6 and Figure 8, the UK standard ground pin 22 is disposed on one end of the U-shaped structure of the UK standard shared slide 21. The UK standard pin assembly 2 also includes a UK standard neutral pin 24 disposed on one side of the other end of the U-shaped structure of the UK standard shared slide 21, and a UK standard live pin 23 disposed on the other side of the other end of the U-shaped structure of the UK standard shared slide 21.

[0044] As shown in Figure 7, the European standard plug assembly 1 also includes a European standard live wire plug 13 and a European standard neutral wire plug 14 disposed on the European standard shared slide 11. The British standard ground wire plug 22 is located between the European standard live wire plug 13 and the European standard neutral wire plug 14, so that the space occupied by the European standard plug assembly 1 and the British standard plug assembly 2 overlaps, reducing the overall length of the power converter and the overall size of the power converter, making it more convenient for users to carry when traveling.

[0045] As shown in Figures 1 to 5 and Figure 6, the UK standard pin assembly 2 is provided with a UK standard pin control lever 213 protruding from the power converter. The user can push the UK standard pin control lever 213 to push the UK standard shared slide 21 and the UK standard live wire pin 23, UK standard neutral wire pin 24, UK standard ground wire pin 22 and other structures provided on the UK standard shared slide 21 out of the power converter, which is simple and convenient to use.

[0046] As shown in Figures 1 to 5 and Figure 8, the US standard plug assembly 3 is pushed out of the power converter by a US standard plug lever 311 protruding from the power converter. The user can push the US standard plug lever 311 to push out the US standard shared slide 31 and the US standard live wire plug 32 and US standard neutral wire plug 33 and other structures provided on the US standard shared slide 31 from the power converter, which is simple and convenient to use.

[0047] As shown in Figures 1 to 4 and Figure 7, the European standard plug assembly 1 is provided with a European standard plug lever 112 protruding from the power converter. The user can push the European standard plug lever 112 to push the European standard shared slide 11 and the European standard live wire plug 13 and European standard neutral wire plug 14 provided on the European standard shared slide 11 out of the power converter, which is simple and convenient to use.

[0048] To enable users to select different pin components more accurately, as shown in Figures 1 to 8, the UK standard pin lever 213, US standard pin lever 311, and EU standard pin lever 112 are arranged in an alternating manner. This alternating structure facilitates the selection of different pin components by the user and effectively avoids pressing multiple levers at once.

[0049] Preferably, as shown in Figures 1 and 2, the initial height of the European standard plug lever 112 is higher than the initial height of the British standard plug lever 213 and the initial height of the American standard plug lever 311, thus forming an interleaved arrangement, effectively avoiding the situation of pressing multiple levers at once.

[0050] To improve the safety of the power converter, as shown in Figures 9 to 11, the power converter pin assembly structure also includes a fuse 4 disposed within the power converter. The fuse 4 is connected to the conductive structure within the power converter, thereby protecting the circuit of the power converter and effectively improving the safety of the power converter.

[0051] To further save space within the power converter, as shown in Figures 9 and 10, a UK standard safety clearance portion 214 is formed on the UK standard shared slide 21, which is recessed towards the clearance space 211 and makes way for the safety component 4. This allows the space occupied by the safety component 4 to overlap with the space occupied by the UK standard plug assembly 2, further saving space within the power converter, reducing the overall length of the power converter, shrinking the overall volume of the power converter, and making it easier for users to carry when traveling.

[0052] Preferably, as shown in Figures 3 to 6 and Figures 9 to 10, the British standard safety clearance portion 214 is inclined, thereby providing more space for the safety component 4 and making it easier for the safety component 4 to be installed and used.

[0053] Regarding the specific structural configuration of the safety component 4, the safety component 4 can be a fuse tube, fuse wire, fuse, etc., which can be configured according to the actual situation, so no specific restrictions are made in this embodiment.

[0054] As shown in Figures 9 to 11, the power converter's pin assembly structure also includes a neutral wire conductive piece 5 disposed within the power converter. This neutral wire conductive piece 5 can be individually connected to any one of the US standard neutral pin 33, UK standard neutral pin 24, or EU standard neutral pin 14, enabling neutral wire conduction for the US standard pin assembly 3, UK standard pin assembly 2, or EU standard pin assembly 1. The structure of the neutral wire conductive piece 5 can be configured according to actual conditions; therefore, no specific limitations are imposed on its specific structure in this embodiment. The power converter may also include a live wire conductive piece to conduct the UK standard pin assembly 2, US standard pin assembly 3, and EU standard pin assembly 1. The fuse 4 is connected to the live wire conductive piece to protect the circuit. The structure of the live wire conductive piece can also be configured according to actual conditions; therefore, no specific limitations are imposed on its specific structure in this embodiment.

[0055] Preferably, as shown in Figures 3, 5, 8, 9 to 11, the US standard shared slide 31 has an inwardly recessed US standard conductive clearance portion 312 that makes way for the neutral wire conductive piece 5 of the socket. This allows the space occupied by the neutral wire conductive piece 5 of the socket to overlap with the space occupied by the US standard plug assembly 3, further saving space inside the power converter, reducing the overall length of the power converter, shrinking the overall volume of the power converter, and making it easier for users to carry when traveling.

[0056] It should be noted that the smaller power converter pin assembly structure disclosed in this invention is an improvement on the specific structure, but the specific control method is not an innovation of this invention. The US standard live wire pin, US standard neutral wire pin, UK standard neutral wire pin, UK standard live wire pin, UK standard ground wire pin, European standard live wire pin, European standard neutral wire pin, and other components involved in this invention can be general standard parts or components known to those skilled in the art. Their structure, principle, and control method are all known to those skilled in the art through technical manuals or conventional experimental methods.

[0057] The above description is merely a preferred embodiment of the present invention and does not constitute any limitation on the technical scope of the present invention. Therefore, other structures obtained by using the same or similar technical features as the above embodiments of the present invention are all within the protection scope of the present invention.

Claims

1. A smaller volume power converter pin combination structure comprising a Euro pin assembly and a US pin assembly disposed within a power converter, characterized by: The British standard plug assembly comprises a British standard shared slide which is slidably arranged in the power converter, and a British standard ground plug which is arranged on the British standard shared slide; the British standard shared slide is in the shape of a U as a whole, and a space is formed in the British standard shared slide; the European standard plug assembly comprises a European standard shared slide which is slidably arranged in the space, and a European standard plug sleeve which is slidably arranged in the space and is matched with the European standard shared slide; the European standard plug sleeve is formed with a first British standard ground plug space which is recessed inward and is matched with the British standard ground plug; the British standard ground plug is movably arranged in the first British standard ground plug space.

2. The smaller volume power converter pin combination structure of claim 1, wherein: The European standard shared slide is formed with a second British standard ground plug space which is recessed inward and is matched with the British standard ground plug; the British standard ground plug is movably arranged in the first British standard ground plug space and the second British standard ground plug space in sequence.

3. The smaller volume power converter pin combination of claim 1, wherein: The plug assembly further comprises a US standard plug assembly which is arranged in the space; the US standard plug assembly comprises a US standard shared slide which is slidably arranged in the space, a US standard live plug which is arranged on the US standard shared slide, and a US standard zero plug which is arranged on the US standard shared slide.

4. The smaller volume power converter pin combination of claim 3, wherein: The US standard plug assembly further comprises a US standard live conductive sheet which is arranged on the US standard shared slide and protrudes outward and is electrically connected with the US standard live plug, and a US standard zero conductive sheet which is arranged on the US standard shared slide and protrudes outward and is electrically connected with the US standard zero plug; the British standard shared slide is formed with a US standard conductive sheet space which is recessed inward and is matched with the US standard live conductive sheet and the US standard zero conductive sheet.

5. The smaller volume power converter pin combination of claim 3, wherein: The British standard shared slide is arranged with a British standard plug operating rod which protrudes outward from the power converter; the US standard shared slide is arranged with a US standard plug operating rod which protrudes outward from the power converter; the European standard shared slide is arranged with a European standard plug operating rod which protrudes outward from the power converter; the British standard plug operating rod, the US standard plug operating rod and the European standard plug operating rod are staggered.

6. The smaller volume power converter pin combination of claim 5, wherein: The initial height of the European standard plug operating rod is higher than the initial height of the British standard plug operating rod and the initial height of the US standard plug operating rod.

7. The smaller volume power converter pin combination of claim 1, wherein: The British standard ground plug is arranged on one end of the U-shaped structure of the British standard shared slide; the British standard plug assembly further comprises a British standard zero plug which is arranged on one side of the other end of the U-shaped structure of the British standard shared slide, and a British standard live plug which is arranged on the other side of the other end of the U-shaped structure of the British standard shared slide.

8. The smaller volume power converter pin combination of claim 1, wherein: The European standard plug assembly further comprises a European standard live plug which is arranged on the European standard shared slide, and a European standard zero plug which is arranged on the European standard shared slide.

9. The smaller volume power converter pin combination of claim 1, wherein: The power converter is further arranged with an insurance member; the British standard shared slide is formed with a British standard insurance space which is recessed towards the space and is matched with the insurance member.

10. The smaller volume power converter pin combination of claim 3, wherein: The power converter is further arranged with a socket zero conductive sheet; the US standard shared slide is formed with a US standard conductive space which is recessed inward and is matched with the socket zero conductive sheet.