Telescopic pin charger

Abstract

The utility model discloses a telescopic pin charger, which is characterized in that a shell is provided with an adjusting chute, the adjusting chute is provided with a clamping position, and the shell is provided with a telescopic module, a power supply module and a first conductive piece; the telescopic module is provided with a plug and a pin assembly, the plug is slidably mounted on the shell in a guiding manner, the pin assembly is slidably mounted on the plug in a guiding manner, the pin assembly drives the plug to slide after sliding to a limit position, a first spring is arranged between the pin assembly and the shell, and the pin assembly compresses the first spring when retracted; the pin assembly is provided with a pin frame, the pin frame is provided with a pin and a second conductive part, the pin is electrically connected with the second conductive part, the second conductive part is used for being in butt joint with the first conductive part, the pin frame is provided with a button and a second spring, and the button compresses the second spring when pressed; the button moves along the adjusting sliding groove. When the plug and the pin assembly are opened, the plug and the pin assembly can be released and extend out at the same time, and the operation is simple and rapid.

Description

Technical Field

[0001] The utility model relates to the field of charging plugs, in particular to a charger with telescopic pins. Background Art

[0002] Existing charger plugs, especially European standard charger plugs, have long protruding pins, which are inconvenient to store. At the same time, the cylindrical pins on the charger plug are easily damaged by bumps and falls. The structure of the European standard charger plug is: a charger, a charger is provided with a protruding plug, and the plug is provided with protruding pins.

[0003] To solve these problems, the existing solution is a retractable plug structure, that is, the plug is slidably installed in the charger, but the existing products still have certain disadvantages, such as: 1. The plug remains electrically connected to the internal power supply during the retraction process, posing a safety hazard; 2. After the plug is retracted into the charger, it needs to be manually ejected for use; 3. The pin can be stored, but the plug cannot be stored in the charger.

[0004] Therefore, there is an urgent need for a retractable pin charger that can solve one or more of the above problems. Utility Model Content

[0005] In order to solve one or more problems existing in the prior art, the utility model provides a retractable pin charger. The utility model adopts the following technical solution to solve the above problems: a retractable pin charger, comprising: a housing, the housing is provided with an adjustment slide, the adjustment slide is provided with at least two clamping positions, the housing is installed with a retractable module, a power module and a first conductive member, the power module is electrically connected to the first conductive member;

[0006] The telescopic module is provided with a plug and a pin assembly, the plug sliding guide is installed on the shell, the pin assembly sliding guide is installed on the plug, the pin assembly will drive the plug to slide after sliding to a limit position, a first spring is provided between the pin assembly and the shell, and the pin assembly compresses the first spring when it is retracted;

[0007] The pin assembly is provided with a pin frame, the pin frame is provided with a pin and a second conductive member, the pin is electrically connected to the second conductive member, the second conductive member is used to dock with the first conductive member, the pin frame is provided with a button and a second spring, the button compresses the second spring when pressed;

[0008] The button moves along the adjusting slide slot, and under the action of the second spring, the button is engaged with the engaging position.

[0009] In some embodiments, the pin assembly is provided with a cover plate, which is mounted on the pin frame, and the cover plate presses the second conductive member and one end of the pin together.

[0010] In some embodiments, the plug is provided with a third guide groove, and the button is slidably connected to the third guide groove.

[0011] In some embodiments, the housing is provided with a bottom shell and a front shell combined together, the adjustment slot is provided on the front shell, the telescopic module is installed on the bottom shell, the plug sliding guide is installed on the bottom shell, and the first spring is provided between the pin assembly and the front shell.

[0012] Furthermore, the first conductive member is fixedly mounted on the bottom shell, and when the plug and the pin assembly are in a fully extended state, the first conductive member is electrically connected to the second conductive member, and when the pin assembly is in a retracted state, the first conductive member is electrically disconnected from the second conductive member.

[0013] Further, the bottom shell is provided with a first guide column, the plug is provided with a first guide groove and a second guide groove, and the first guide column is connected to the first guide groove;

[0014] The pin assembly is provided with a guide flange, the guide flange is connected to the second guide groove, and the movement stroke of the guide flange is limited by the second guide groove.

[0015] The technical effects achieved by the utility model are as follows: the pin assembly and the plug are retracted into the housing together through the structure of the telescopic module to prevent them from being exposed; further, after the pin assembly is retracted to a certain length, the pin can be disconnected from the internal power module to improve safety; telescopic adjustment and limit fixation can be achieved by pressing a button, which is very convenient to operate. At the same time, after the pin assembly and the plug are fully retracted, the user can release them together by pressing a button. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the utility model in a fully extended state;

[0017] Figure 2 It is an exploded view of the utility model;

[0018] Figure 3 It is an internal view of the utility model;

[0019] Figure 4 is a schematic diagram of the plug and pin assembly of the utility model;

[0020] Figure 5 is a schematic diagram of a pin assembly of the utility model;

[0021] Figure 6 It is a cross-sectional view of the utility model;

[0022] Figure 7 It is an internal view of the utility model in an incompletely retracted state;

[0023] Figure 8 An interior view of the invention in its fully retracted state.

[0024] [Reference Signs]

[0025] 1. Shell 10, bottom shell 101, first guide column 102, first conductive member 11, top shell 110, adjustment slide groove 1100, snap-in position 111, interface 2, power module 3, telescopic module 30, plug 301, connecting portion 302, first guide groove 303, second guide groove 304, third guide groove 31, pin assembly 310, pin holder 311, cover plate 312, second conductive member 313, button 314, second spring 315, pin 316, guide flange 4, first spring. DETAILED DESCRIPTION

[0026] In order to make the above-mentioned purposes, features and advantages of the utility model more understandable, the specific implementation methods of the utility model are described in detail below in conjunction with the accompanying drawings. In the following description, many specific details are set forth to facilitate a full understanding of the utility model. However, the utility model can be implemented in many other ways different from this description, and those skilled in the art can make similar improvements without violating the connotation of the utility model. Therefore, the utility model is not limited by the specific embodiments disclosed below.

[0027] like Figure 1-Figure 6 As shown, the utility model discloses a retractable pin charger, which comprises: a housing 1, wherein the housing 1 is provided with a bottom housing 10 and a front housing 11 which are combined together, Figure 6 As shown, the housing 1 is provided with an adjustment slide groove 110, and the adjustment slide groove 110 is provided with at least two engaging positions 1100, and the two engaging positions 1100 correspond to a fully extended state and a fully retracted state respectively;

[0028] Combination Figure 1-Figure 3 As shown, the housing 1 is installed with a telescopic module 3, a power module 2 and a first conductive member 102, the power module 2 is electrically connected to the first conductive member 102, and an interface 111 is provided on the housing 1, and an external charging cable is connected to the power module 2 through the interface 111;

[0029] Combination Figure 2-Figure 4As shown, the telescopic module 3 is provided with a plug 30 and a pin assembly 31, the plug 30 is slidably guided and installed on the housing 1, and the pin assembly 31 is slidably guided and installed on the plug 30, and the pin assembly 31 will drive the plug 30 to slide after sliding to a limit position, and a first spring 4 is provided between the pin assembly 31 and the housing 1, and the pin assembly 31 compresses the first spring 4 when it is retracted;

[0030] Combination Figure 5-Figure 6 As shown, the pin assembly 31 is provided with a pin rack 310, the pin rack 310 is installed with a pin 315 and a second conductive member 312, the pin 315 is electrically connected to the second conductive member 312, the second conductive member 312 is used to dock with the first conductive member 102, the pin rack 310 is installed with a button 313 and a second spring 314, the button 313 compresses the second spring 314 when pressed, and the button 313 is engaged with the engaging position 1100 under the action of the second spring 314;

[0031] The button 313 moves along the adjusting slot 110 , and when the second spring 314 is in a natural state, the button 313 is engaged with the engaging position 1100 , and when the button 313 is released from the engaging position 1100 , the second spring 314 is compressed.

[0032] It should be noted that the first conductive member 102 and the second conductive member 312 are connected to each other through a spring structure; the pin assembly 31 and the housing 1 respectively form structures for fixing the end of the first spring 4, and the button 313 and the pin holder 310 respectively form structures for fixing the end of the second spring 314.

[0033] Specifically, combined Figure 1-Figure 4 As shown, the adjustment groove 110 is arranged on the surface shell 11, the telescopic module 3 is installed on the bottom shell 10, the plug 30 is slidingly guided and installed on the bottom shell 10, and the first spring 4 is arranged between the pin assembly 31 and the surface shell 11.

[0034] Specifically, combined Figure 5 As shown, the pin assembly 31 is provided with a cover plate 311 , and the cover plate 311 is installed on the pin frame 310 , and the cover plate 311 presses the second conductive member 312 and one end of the pin 315 together.

[0035] Specifically, Figure 3 As shown, Figure 3The plug 30 and the pin assembly 31 are in a fully extended state, and the first conductive member 102 is fixedly mounted on the bottom shell 10. When the plug 30 and the pin assembly 31 are in a fully extended state, the first conductive member 102 is electrically connected to the second conductive member 312. When the pin assembly 31 is in a retracted state, the first conductive member 102 is electrically disconnected from the second conductive member 312.

[0036] Specifically, combined Figure 3-Figure 6 As shown, the plug 30 is provided with a third guide groove 304, and the button 313 is slidably connected with the third guide groove 304;

[0037] The bottom shell 10 is provided with a first guide column 101, and the plug 30 is provided with a first guide groove 302 and a second guide groove 303, and the first guide column 101 is connected to the first guide groove 302;

[0038] The pin assembly 31 is provided with a guide flange 316 , and the guide flange 316 is connected to the second guide groove 303 . The movement stroke of the guide flange 316 is limited by the second guide groove 303 .

[0039] Furthermore, the plug 30 is provided with two vertical connecting parts 301 , the first and second guide grooves are provided on the connecting parts 301 , and the two connecting parts 301 form the third guide groove 304 , so as to improve the connection strength and the smoothness of movement.

[0040] When the pin assembly 31 and the plug 30 are in a fully extended state, the button 313 is pressed to release the engagement between the button 313 and the engagement position 1100 at the head end, and then the button 313 is pushed upward. Driven by the button 313, the pin assembly 31 and the plug 30 are sequentially received into the housing 1, during which the first spring 4 is compressed. Then, the button 313 is released, and the button 313 is reset under the action of the second spring 314 and engaged with the engagement position 1100 at the tail end, completing the pin assembly 31. When the pin assembly 31 and the plug 30 are in the fully retracted state, the button 313 is pressed to release the engagement between the button 313 and the engagement position 1100 at the tail end. At this time, under the action of the first spring 4, the pin assembly 31 and the plug 30 are ejected out of the housing 1 in sequence. Subsequently, the button 313 is reset under the action of the second spring 314 and engages with the engagement position 1100 at the head end, thereby completing the complete opening of the pin assembly 31 and the plug 30.

[0041] like Figure 7As shown in FIG. 1 , when the pin assembly 31 is completely retracted and the plug 30 is not retracted, the guide flange 316 is engaged with the end of the second guide slot 303. At this time, the plug 30 does not move along the first guide column 101, and the first conductive member 102 is disconnected from the second conductive member 312. Figure 8 As shown, when the pin assembly 31 and the plug 30 are completely retracted into the housing 1 , the plug 30 moves upward along the first guide column 101 , and the first conductive member 102 is disconnected from the second conductive member 312 .

[0042] In summary, the structure of the telescopic module can realize the retraction of the pin assembly and the plug into the housing together to prevent them from being exposed; further, after the pin assembly is retracted to a certain length, the pin can be disconnected from the internal power module to improve safety; telescopic adjustment and limit fixation can be achieved by pressing a button, which is very convenient to operate. At the same time, after the pin assembly and the plug are fully retracted, the user can release them together by pressing a button.

[0043] In the description of the present utility model, it should be noted that the terms "center", "up", "down", "left", "right", "vertical", "horizontal", "inside", "outside" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present utility model. In addition, the terms "first" and "second" are used for descriptive purposes only, and cannot be understood as indicating or implying relative importance. Among them, the terms "first position" and "second position" are two different positions.

[0044] The above-described embodiments only express one or more implementation methods of the utility model, and the description is relatively specific and detailed, but it cannot be understood as a limitation of the utility model patent. It should be pointed out that for ordinary technicians in this field, several modifications and improvements can be made without departing from the concept of the utility model, which all belong to the protection scope of the utility model. Therefore, the protection scope of the utility model shall be based on the attached claims.

Claims

1. A retractable pin charger, characterized in that: include: A housing, wherein the housing is provided with an adjustment slot, the adjustment slot is provided with at least two clamping positions, the housing is installed with a telescopic module, a power module and a first conductive member, and the power module is electrically connected to the first conductive member; The telescopic module is provided with a plug and a pin assembly, the plug sliding guide is installed on the shell, the pin assembly sliding guide is installed on the plug, the pin assembly will drive the plug to slide after sliding to a limit position, a first spring is provided between the pin assembly and the shell, and the pin assembly compresses the first spring when it is retracted; The pin assembly is provided with a pin frame, the pin frame is provided with a pin and a second conductive member, the pin is electrically connected to the second conductive member, the second conductive member is used to dock with the first conductive member, the pin frame is provided with a button and a second spring, the button compresses the second spring when pressed; The button moves along the adjusting slide slot, and under the action of the second spring, the button is engaged with the engaging position.

2. The retractable pin charger according to claim 1, characterized in that: The pin assembly is provided with a cover plate, which is mounted on the pin frame, and the cover plate presses the second conductive member and one end of the pin together.

3. The retractable pin charger according to claim 1, characterized in that: The plug is provided with a third guide groove, and the button is slidably connected with the third guide groove.

4. The retractable pin charger according to claim 1, characterized in that: The shell is provided with a bottom shell and a front shell combined together, the adjustment slide groove is arranged on the front shell, the telescopic module is installed on the bottom shell, the plug sliding guide is installed on the bottom shell, and the first spring is arranged between the pin assembly and the front shell.

5. The retractable pin charger according to claim 4, characterized in that: The first conductive member is fixedly mounted on the bottom shell. When the plug and the pin assembly are in a fully extended state, the first conductive member is electrically connected to the second conductive member. When the pin assembly is in a retracted state, the first conductive member is electrically disconnected from the second conductive member.

6. The retractable pin charger according to claim 4, characterized in that: The bottom shell is provided with a first guide column, the plug is provided with a first guide groove and a second guide groove, and the first guide column is connected to the first guide groove; The pin assembly is provided with a guide flange, the guide flange is connected to the second guide groove, and the movement stroke of the guide flange is limited by the second guide groove.

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