Rotatable quick-plug electric connection device

Abstract

A rotatable quick-plug electric connection device comprises a first connector and a second connector. The first connector comprises a first insulator, a first terminal and a rotating cap. The first insulator is provided with a circular ring part, and a plurality of rotation stopping grooves are formed in the positions, close to the circular ring part, of the first insulator. The rotating cap is rotatably arranged on the circular ring part of the first insulator. The outer side of the rotating cap is provided with a plurality of guide ribs and a plurality of guide grooves. The second connector comprises a second insulator, a second terminal and a contact elastic piece, the second insulator is provided with an annular groove, a plurality of key position ribs are arranged on the periphery of the second insulator, and a small rib is arranged at one end of each key position rib. When the first connector and the second connector are plugged, the plurality of key position ribs can be respectively matched in the plurality of guide grooves, so that the first connector and the second connector can freely rotate by 360 degrees, the connection flexibility is improved, and when the first connector and the second connector are plugged to a locking position, the plurality of small ribs can be respectively matched in the plurality of rotation stopping grooves, so that the first connector and the second connector cannot relatively rotate.

Description

Technical Field

[0001] The utility model relates to a rotatable quick-plug electrical connection device, in particular to an electrical connection device with a first connector and a second connector being rotatable. Background Art

[0002] Electrical connection devices are basic components for signal and power transmission. Electrical connection devices usually include plug connectors and socket connectors, which can be plugged into each other to achieve electrical connection. However, most of the plug connectors and socket connectors of existing electrical connection devices cannot provide the function of multi-angle plugging. Even if a few electrical connection devices have the function of multi-angle plugging, their anti-rotation effect is poor and they cannot have a small adjustment angle. Utility Model Content

[0003] The technical problem to be solved by the utility model is to provide a rotatable quick-plug electrical connection device to address the deficiencies of the prior art, so that the first connector and the second connector can rotate freely 360 degrees, thereby improving the flexibility of the connection. When the first connector and the second connector are plugged into the locking position, the first connector and the second connector cannot rotate relative to each other, and have a higher strength anti-rotation effect, and the adjustment angle is smaller and more flexible.

[0004] In order to solve the above technical problems, the utility model provides a rotatable quick-plug electrical connection device, including: a first connector, the first connector includes a first insulator, a first terminal and a rotating cap, the first insulator has a first plug-in portion and a fixing plate, a plug-in groove is provided in the first plug-in portion, one end of the first plug-in portion is connected to a circular ring portion, a plurality of anti-rotation grooves are provided on the outer side of the first insulator near the circular ring portion, the plurality of anti-rotation grooves are provided at one end of the circular ring portion, the plurality of anti-rotation grooves are recessed on the outer side of the first insulator, and the plurality of anti-rotation grooves are arranged at intervals, Each of the two sides of the anti-rotation groove has a limiting wall, and each adjacent two anti-rotation grooves have a spacer, the first terminal is arranged in the first insulator, the first terminal has a connecting portion and a contact portion, the contact portion extends into the plug-in groove, the rotating cap is rotatably arranged on the annular portion of the first insulator, the rotating cap can rotate along a rotation direction, a plurality of guide ribs and a plurality of guide grooves are arranged on the outer side of the rotating cap, a guide groove is formed between each adjacent two guide ribs, and the plurality of guide ribs and the plurality of guide grooves extend along a plug-in direction; and a second connector, wherein the first connector and the second connector can be plugged into or separated from each other along the plug-in direction, the second connector comprises a second insulator, a second terminal and a contact spring, the second insulator has a shell and a second plug-in portion, a receiving space is formed in the second plug-in portion, an annular groove is provided on the outer side of the second plug-in portion, a plurality of key ribs are provided on the periphery of the annular groove, the plurality of key ribs are arranged at intervals, the plurality of key ribs extend along the plug-in direction, a small rib is provided at one end of each of the plurality of key ribs, and the second terminal is arranged on the second insulator In the embodiment, the second terminal includes a terminal body and a sleeve, the sleeve is arranged in the accommodating space, the contact spring is arranged in the sleeve, and the contact spring contacts the sleeve; when the first connector and the second connector are plugged into each other, the first terminal can be inserted into the contact spring to achieve electrical connection, the multiple key ribs can respectively cooperate with the multiple guide grooves, and when the first connector and the second connector are plugged into a locking position, the multiple small ribs can respectively cooperate with the multiple anti-rotation grooves, so that the first connector and the second connector cannot rotate relative to each other.

[0005] Preferably, the plurality of limiting walls extend along the plugging and unplugging direction, and the limiting walls on both sides of each of the anti-rotation grooves are parallel to each other.

[0006] Preferably, the small ribs are in the form of square blocks, and the small ribs can match with the limiting walls on both sides of the anti-rotation groove.

[0007] Preferably, one end of each of the plurality of spacers forms an arc-shaped end surface.

[0008] Preferably, at least one foolproof key position is provided on the outer side of the first insulator.

[0009] Preferably, the key position rib has a key position rib length and a key position rib width, and the small rib has a small rib length and a small rib width, the key position rib length and the small rib length are the lengths along the plugging and unplugging direction, the key position rib width and the small rib width are the widths along the rotation direction, the small rib length is smaller than the key position rib length, and the small rib width is smaller than the key position rib width.

[0010] Preferably, the small rib is arranged in the middle of one end of the key position rib.

[0011] Preferably, a locking groove is provided on the outer side of the rotating cap near one end, a locking mechanism is provided between the first connector and the second connector, the locking mechanism includes a button and an elastic member, the second insulator is provided with an assembly groove, the button and the elastic member are arranged in the assembly groove, the button has a locking portion, and the locking portion can be used to block the locking groove so that the first connector and the second connector are locked.

[0012] Preferably, a plurality of fixing buckle points are provided on the inner side of the rotating cap, and the plurality of fixing buckle points protrude from the inner side of the rotating cap. The plurality of fixing buckle points are arranged at intervals. A fixing groove is provided on the outer side of the annular portion of the first insulator, and the fixing groove is recessed in the outer side of the annular portion, and the fixing groove surrounds the outer side of the annular portion. The plurality of fixing buckle points are buckled into the fixing groove, so that the rotating cap is positioned on the annular portion of the first insulator. The plurality of fixing buckle points extend a predetermined length along the rotation direction, and the length of the fixing buckle point in the rotation direction is greater than the length in the plug-in direction, so that the fixing buckle point forms a wide structure.

[0013] The beneficial effect of the utility model is that the rotatable quick-plug electrical connection device provided by the utility model includes a first connector and a second connector. The first connector includes a first insulator, a first terminal and a rotating cap, the first insulator has a circular ring portion, and a plurality of anti-rotation grooves are provided on the first insulator near the circular ring portion. The rotating cap is rotatably arranged on the circular ring portion of the first insulator, and a plurality of guide ribs and a plurality of guide grooves are provided on the outer side of the rotating cap. The second connector includes a second insulator, a second terminal and a contact spring, the second insulator has an annular groove, and a plurality of key ribs are provided on the periphery of the annular groove, and a small rib is provided at one end of each key rib. When the first connector and the second connector are plugged into each other, the multiple key ribs can be respectively matched in the multiple guide grooves, so that the first connector and the second connector can rotate freely 360 degrees, thereby improving the flexibility of the connection. When the first connector and the second connector are plugged into the locking position, the multiple small ribs can be respectively matched in the multiple anti-rotation grooves, so that the first connector and the second connector cannot rotate relative to each other, thereby having a higher strength anti-rotation effect. The small ribs and the corresponding anti-rotation grooves have smaller sizes, and the adjustment angles are smaller and more flexible. A small rib is provided at one end of the key rib, which can also be compatible with the non-rotating first connector (board end).

[0014] In order to further understand the features and technical contents of the present invention, please refer to the following detailed description and drawings of the present invention. However, the drawings are only provided for reference and explanation and are not intended to limit the present invention. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a three-dimensional diagram of the rotatable quick-plug electrical connection device of the utility model;

[0016] Figure 2 for Figure 1 Ⅱ-Ⅱ sectional view;

[0017] Figure 3 It is a three-dimensional diagram of the first connector of the utility model;

[0018] Figure 4 It is a three-dimensional exploded view of the first connector of the utility model;

[0019] Figure 5 is a cross-sectional view of the first connector of the utility model;

[0020] Figure 6 It is a three-dimensional diagram of the first insulator of the utility model;

[0021] Figure 7 It is a three-dimensional diagram of the second connector of the utility model;

[0022] Figure 8 It is a three-dimensional exploded view of the second connector of the utility model;

[0023] Fig. 9 It is a three-dimensional diagram of the partial structure of the second insulator of the utility model;

[0024] Fig.10 It is a three-dimensional diagram of another embodiment of the rotatable quick-plug electrical connection device of the utility model. DETAILED DESCRIPTION

[0025] See also Figure 1 and Figure 2 The utility model provides a rotatable quick-plug electrical connection device, comprising a first connector 100 and a second connector 200. The first connector 100 and the second connector 200 can be plugged into or separated from each other along a plug-in direction A. The first connector 100 is a board-end connector, see Figures 3 to 6 The first connector includes a first insulator 1, a first terminal 2 and a rotating cap 3.

[0026] The first insulator 1 is made of insulating materials such as plastic. The first insulator 1 has a first plug-in portion 11 and a fixing plate 12. The first plug-in portion 11 can be a hollow cylinder. A plug-in groove 13 is provided in the first plug-in portion 11. The plug-in groove 13 can be a circular groove. The plug-in groove 13 passes through one end (front end) of the first plug-in portion 11.

[0027] One end of the first plug-in portion 11 is connected to a circular portion 14 for mounting the rotating cap 3. A plurality of anti-rotation grooves 15 are provided on the outer side of the first insulator 1 near the circular portion 14. The plurality of anti-rotation grooves 15 are provided at one end (rear end) of the circular portion 14. The plurality of anti-rotation grooves 15 are recessed on the outer side of the first insulator 1. The plurality of anti-rotation grooves 15 are provided at intervals and surround the outer side of the first insulator 1. Each of the two sides of each anti-rotation groove 15 has a limiting wall 151 (such as Figure 6 As shown), the plurality of limiting walls 151 can extend along the plugging and unplugging direction A to an appropriate length, and the limiting walls 151 on both sides of each anti-rotation groove 15 are parallel to each other, thereby achieving a better limiting effect.

[0028] Each of the anti-rotation grooves 15 may have an anti-rotation groove depth D and an anti-rotation groove width W1 (eg Figure 6 As shown), the depth D of the stop groove extends along the plug-in direction A, and the width W1 of the stop groove extends along a rotation direction B of the rotating cap 3. Preferably, the depth D of the stop groove is greater than the width W1 of the stop groove, and has a better limiting effect.

[0029] A spacer 16 is disposed between each two adjacent anti-rotation grooves 15, and the spacer 16 can be used to space the two adjacent anti-rotation grooves 15. One end (front end) of the plurality of spacers 16 can form an arc-shaped end surface 161, which can have a better guiding effect.

[0030] The fixing plate 12 is connected to the first plug-in portion 11. The fixing plate 12 protrudes from the outside of the first plug-in portion 11. The fixing plate 12 can be a square plate. The fixing plate 12 is not limited in shape. The fixing plate 12 can be used to fix on the equipment. One end (rear end) of the fixing plate 12 can form a recessed portion 121 (such as Figure 5 As shown in FIG. 1 , the recessed portion 121 is recessed at one end of the fixing plate 12, and can be used to accommodate a waterproof gasket 4. The waterproof gasket 4 is arranged outside the first insulator 1. The waterproof gasket 4 is arranged at one end (rear end) of the fixing plate 12 to provide a waterproof function. In addition, at least one foolproof key position 17 (as shown in FIG. 1 ) can be arranged on the outer side of the first insulator 1. Figure 1 As shown), the foolproof key position 17 is a protrusion that can be used to prevent installation errors.

[0031] The first terminal 2 is made of a metal material with good conductivity. The first terminal 2 is disposed in the first insulator 1. The first terminal 2 can be disposed in the first insulator 1 by assembly or insert molding. The first terminal 2 has a connecting portion 21 and a contact portion 22. The connecting portion 21 and the contact portion 22 are connected. The connecting portion 21 can be in a plate shape or a column shape. The connecting portion 21 extends out of the first insulator 1 so as to be electrically connected to other devices. The contact portion 22 can be in a circular tube shape. A plug hole 221 can be formed in the contact portion 22. The plug hole 221 can be a circular hole. The contact portion 22 extends into the plug groove 13. The contact portion 22 can be located at the center of the plug groove 13.

[0032] In this embodiment, an anti-touch member 23 may be provided at one end of the contact portion 22 of the first terminal 2. The anti-touch member 23 is made of insulating materials such as plastic. The anti-touch member 23 may be assembled to one end of the contact portion 22 in a snap-fit ​​manner, or may be injection-molded at one end of the contact portion 22. The anti-touch member 23 may be used to prevent a user from accidentally touching the contact portion 22 of the first terminal 2.

[0033] The rotating cap 3 may be a hollow cylinder, and the rotating cap 3 is sleeved outside the annular portion 14 of the first insulator 1, so that the rotating cap 3 can be rotatably arranged on the annular portion 14 of the first insulator 1, and the rotating cap 3 can rotate along the rotation direction B, so that the rotating cap 3 can rotate 360 ​​degrees on the annular portion 14 of the first insulator 1. A plurality of guide ribs 31 are provided on the outer side of the rotating cap 3, and the number of the plurality of guide ribs 31 is not limited. In this embodiment, the number of the plurality of guide ribs 31 may be, for example, 12. In another embodiment, the number of the plurality of guide ribs 31 may be, for example, 18 (e.g., Fig.10 shown).

[0034] A guiding groove 32 is formed between every two adjacent guiding ribs 31, and the plurality of guiding ribs 31 and the guiding groove 32 extend along the axial direction of the rotating cap 3, that is, the plurality of guiding ribs 31 and the plurality of guiding grooves 32 extend along the plugging and unplugging direction A of the first connector 100 and the second connector 200. The plurality of guiding ribs 31 and the plurality of guiding grooves 32 surround the outer side of the rotating cap 3, and the guiding groove 32 can correspond to the anti-rotation groove 15.

[0035] In this embodiment, the inner side of the rotating cap 3 is provided with a plurality of fixing buckle points 33, the plurality of fixing buckle points 33 protrude from the inner side of the rotating cap 3, the plurality of fixing buckle points 33 are arranged at intervals, the outer side of the annular portion 14 of the first insulator 1 is provided with a fixing groove 18, the fixing groove 18 is recessed in the outer side of the annular portion 14, and the fixing groove 18 surrounds the outer side of the annular portion 14, the plurality of fixing buckle points 33 are buckled with the fixing groove 18, so that the rotating cap 3 can be positioned on the annular portion 14 of the first insulator 1. In this embodiment, the plurality of fixing buckle points 33 extend along the rotation direction B, the length of the fixing buckle points 33 in the rotation direction B is greater than the length in the plug-in direction A, so that the fixing buckle points 33 form a wide structure, which can have a better buckling effect, so that the rotating cap 3 can be stably arranged on the annular portion 14 of the first insulator 1. A locking buckle groove 34 is provided on the outer side of the rotating cap 3 near one end (front end).

[0036] The second connector 200 is a line-end connector. Figures 7 to 9 The second connector 200 includes a second insulator 5 , a second terminal 6 and a contact spring 7 .

[0037] The second insulator 5 has a shell 51 and a second plug-in portion 52. The shell 51 can be a combined or integrated design. The second plug-in portion 52 is connected to the shell 51. The second plug-in portion 52 can be a hollow cylinder. An accommodating space 521 is formed in the second plug-in portion 52. An annular groove 53 is provided on the outer side of the second plug-in portion 52 in the second insulator 5. The annular groove 53 surrounds the outer side of the second plug-in portion 52 and can be plugged into the corresponding part of the first connector 100 to make the connection more stable. A plurality of key ribs 54 are disposed on the periphery of the annular groove 53. The plurality of key ribs 54 are disposed at intervals and surround the periphery of the annular groove 53. The plurality of key ribs 54 extend along the axial direction of the second plug-in portion 52, that is, the plurality of key ribs 54 extend along the plug-in and pull-out direction A of the first connector 100 and the second connector 200. The plurality of key ribs 54 are in the shape of long strips. A small rib 55 is disposed at one end of each of the plurality of key ribs 54. Preferably, the small rib 55 is disposed at the middle of one end of the key rib 54, so that the force on the small rib 55 is more even. Preferably, the small rib 55 is in the shape of a square block, which has better strength and can match the limiting walls 151 on both sides of the anti-rotation groove 15, so as to have a better limiting effect.

[0038] In this embodiment, the key rib 54 may have a key rib length L1 and a key rib width W2 (eg, Fig. 9 As shown), the small rib 55 may have a small rib length L2 and a small rib width W3, the key position rib length L1 and the small rib length L2 are the lengths along the plug-in direction A, the key position rib width W2 and the small rib width W3 are the widths along the rotation direction B, the small rib length L2 is smaller than the key position rib length L1, and the small rib width W3 is smaller than the key position rib width W2.

[0039] The second terminal 6 is made of a metal material with good conductivity. The second terminal 6 is arranged in the second insulator 5. The second terminal 6 can be arranged in the second insulator 5 by assembly or insert molding. The second terminal 6 includes a terminal body 61 and a sleeve 62. The sleeve 62 and the terminal body 61 can be integrally stamped and stretched. The terminal body 61 and the sleeve 62 are connected as one, which can provide more reliable contact resistance and prevent the product from falling off when plugged in. At the same time, the angle of the second terminal 6 can be ensured to ensure reliable contact during matching. The sleeve 62 is in the shape of a round tube and is arranged in the accommodating space 521.

[0040] The contact spring 7 is made of a metal material with good conductivity. The contact spring 7 is an annular spring. The contact spring 7 is disposed in the sleeve 62 . The contact spring 7 contacts the sleeve 62 , so that the contact spring 7 and the second terminal 6 are electrically connected.

[0041] In addition, a locking mechanism 8 may be provided between the first connector 100 and the second connector 200, which can be used to lock the first connector 100 and the second connector 200 to prevent the first connector 100 and the second connector 200 from falling off or loosening. The locking mechanism 8 may include a button 81 and an elastic member 82. The second insulator 5 is provided with an assembly groove 56. The button 81 and the elastic member 82 are arranged in the assembly groove 56. The button 81 has a locking portion 811. The locking portion 811 can be used to block the locking groove 34 of the first connector 100, so that the first connector 100 and the second connector 200 are locked. When the user presses the button 81, the locking portion 811 leaves the locking groove 34 of the first connector 100, and the locking portion 811 no longer blocks the locking groove 34 of the first connector 100, so that the first connector 100 and the second connector 200 can be separated smoothly.

[0042] When the first connector 100 and the second connector 200 are plugged into each other, the first terminal 2 can be inserted into the contact spring 7 to achieve electrical connection. The multiple key ribs 54 can respectively fit into the multiple guide grooves 32 to guide the plugging of the first connector 100 and the second connector 200. Since the rotating cap 3 is rotatably arranged on the annular portion 14 of the first insulator 1, the first connector 100 and the second connector 200 can rotate 360 ​​degrees freely when plugged in, thereby improving the flexibility of the connection. When the first connector 100 and the second connector 200 are plugged into the locking position, the multiple small ribs 55 can respectively fit into the multiple anti-rotation grooves 15, so that the first connector 100 and the second connector 200 cannot rotate relative to each other, and the angle between the first connector 100 and the second connector 200 is fixed.

[0043] [Beneficial Effects of Embodiments]

[0044] The beneficial effect of the utility model is that the rotatable quick-plug electrical connection device provided by the utility model includes a first connector and a second connector. The first connector includes a first insulator, a first terminal and a rotating cap, the first insulator has a circular ring portion, and a plurality of anti-rotation grooves are provided on the first insulator near the circular ring portion. The rotating cap is rotatably arranged on the circular ring portion of the first insulator, and a plurality of guide ribs and a plurality of guide grooves are provided on the outer side of the rotating cap. The second connector includes a second insulator, a second terminal and a contact spring, the second insulator has an annular groove, and a plurality of key ribs are provided on the periphery of the annular groove, and a small rib is provided at one end of each key rib. When the first connector and the second connector are plugged into each other, the multiple key ribs can be respectively matched in the multiple guide grooves, so that the first connector and the second connector can rotate freely 360 degrees, thereby improving the flexibility of the connection. When the first connector and the second connector are plugged into the locking position, the multiple small ribs can be respectively matched in the multiple anti-rotation grooves, so that the first connector and the second connector cannot rotate relative to each other, thereby having a higher strength anti-rotation effect. The small ribs and the corresponding anti-rotation grooves have smaller sizes, and the adjustment angles are smaller and more flexible. A small rib is provided at one end of the key rib, which can also be compatible with the non-rotating first connector (board end).

[0045] However, the above description is only a preferred embodiment of the present invention and is not intended to limit the patent protection scope of the present invention. Therefore, all equivalent changes made using the contents of the present invention's specification and drawings are also included in the scope of protection of the present invention and are hereby stated.

Claims

1. A rotatable quick-plug electrical connection device, characterized in that: include: A first connector, the first connector includes a first insulator, a first terminal and a rotating cap, the first insulator has a first plug-in portion and a fixing plate, a plug-in groove is provided in the first plug-in portion, one end of the first plug-in portion is connected to a circular ring portion, a plurality of anti-rotation grooves are provided on the outer side of the first insulator near the circular ring portion, the plurality of anti-rotation grooves are provided at one end of the circular ring portion, the plurality of anti-rotation grooves are recessed on the outer side of the first insulator, the plurality of anti-rotation grooves are arranged at intervals, and each of the two sides of the anti-rotation groove has a limit A wall, a spacer is provided between each two adjacent rotation-stopping grooves, the first terminal is provided in the first insulator, the first terminal has a connecting portion and a contact portion, the contact portion extends into the plug-in groove, the rotating cap is rotatably provided on the annular portion of the first insulator, the rotating cap can rotate along a rotation direction, a plurality of guide ribs and a plurality of guide grooves are provided on the outer side of the rotating cap, a guide groove is formed between each two adjacent guide ribs, and the plurality of guide ribs and the plurality of guide grooves extend along a plug-in direction; as well as A second connector, wherein the first connector and the second connector can be plugged into or separated from each other along the plugging and unplugging direction, the second connector comprises a second insulator, a second terminal and a contact spring, the second insulator has a shell and a second plug-in portion, a receiving space is formed in the second plug-in portion, an annular groove is provided on the outer side of the second plug-in portion, a plurality of key ribs are provided on the periphery of the annular groove, the plurality of key ribs are arranged at intervals, the plurality of key ribs extend along the plugging and unplugging direction, a small rib is provided at one end of each of the plurality of key ribs, the second terminal is arranged in the second insulator, the second terminal comprises a terminal body and a sleeve, the sleeve is arranged in the receiving space, the contact spring is arranged in the sleeve, and the contact spring contacts the sleeve; When the first connector and the second connector are plugged into each other, the first terminal can be inserted into the contact spring to achieve electrical connection, and the multiple key ribs can respectively fit into the multiple guide grooves. When the first connector and the second connector are plugged into a locking position, the multiple small ribs can respectively fit into the multiple anti-rotation grooves, so that the first connector and the second connector cannot rotate relative to each other.

2. The rotatable quick-plug electrical connection device according to claim 1, characterized in that: The plurality of limiting walls extend along the plugging and pulling direction, and the limiting walls on both sides of each of the anti-rotation grooves are parallel to each other.

3. The rotatable quick-plug electrical connection device according to claim 1, characterized in that: The small ribs are in the form of square blocks, and the small ribs can match the limiting walls on both sides of the anti-rotation groove.

4. The rotatable quick-plug electrical connection device according to claim 1, characterized in that: One end of each of the plurality of spacers forms an arc-shaped end surface.

5. The rotatable quick-plug electrical connection device according to claim 1, characterized in that: At least one foolproof key position is disposed on the outer side of the first insulator.

6. The rotatable quick-plug electrical connection device according to claim 1, characterized in that: The key position rib has a key position rib length and a key position rib width, and the small rib has a small rib length and a small rib width. The key position rib length and the small rib length are the lengths along the plugging and unplugging direction, and the key position rib width and the small rib width are the widths along the rotation direction. The small rib length is smaller than the key position rib length, and the small rib width is smaller than the key position rib width.

7. The rotatable quick-plug electrical connection device according to claim 1, characterized in that: The small rib is arranged at the middle of one end of the key position rib.

8. The rotatable quick-plug electrical connection device according to claim 1, characterized in that: A locking groove is provided on the outer side of the rotating cap near one end, a locking mechanism is provided between the first connector and the second connector, the locking mechanism includes a button and an elastic member, the second insulator is provided with an assembly groove, the button and the elastic member are arranged in the assembly groove, the button has a locking portion, and the locking portion can be used to block the locking groove so that the first connector and the second connector are locked.

9. The rotatable quick-plug electrical connection device according to claim 1, characterized in that: A plurality of fixing buckle points are provided on the inner side of the rotating cap, and the plurality of fixing buckle points protrude from the inner side of the rotating cap. The plurality of fixing buckle points are arranged at intervals. A fixing groove is provided on the outer side of the annular portion of the first insulator, and the fixing groove is recessed in the outer side of the annular portion, and the fixing groove surrounds the outer side of the annular portion. The plurality of fixing buckle points are buckled into the fixing groove, so that the rotating cap is positioned on the annular portion of the first insulator. The plurality of fixing buckle points extend a predetermined length along the rotation direction, and the length of the fixing buckle point in the rotation direction is greater than the length in the plug-in direction, so that the fixing buckle point forms a wide structure.

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