TW202240984A - Connecting device and assembly of connecting device with mating device - Google Patents

Abstract

A connecting device includes an insulated body, a plurality of contacts, a magnet set, an inner housing, a crown spring, an outer housing and a wave spring. The contacts are disposed on the insulated body. The magnet set is disposed in the insulated body. The inner housing is put around the insulated body. The wave spring and the crown spring are disposed between the inner housing and the outer housing, and are abutted against the inner housing, so that the insulated body, the contacts, the magnet set and the inner housing are arranged in a floating status. Therefore, it can provide floating and aligning functions as plugging with a mating device. The contacts can contact with the contacts of the mating device accurately. The magnet set and mating magnet set of the mating device can be attracted fixedly.

Description

Connection device and its combination with docking device

The present invention relates to a connection device and its combination with a docking device, in particular to a connection device and a connection device which can make the corresponding terminals in reliable contact and can be fixed by means of magnetic attraction when the docking device is inserted into each other. Combination of docking devices.

When the existing connection device and the docking device are connected to each other, they have been fixed by magnetic attraction, and the insulating body and terminals of the connection device can also be installed in the housing in a floating manner, so that when the connection device is plugged into the docking device, even The mechanical tolerance is relatively large, and the effect that the terminals are in contact with each other can still be achieved. However, although the existing connection device, the insulating body and the terminals can be arranged in a floating manner, when the connection device and the docking device are plugged into each other, the corresponding terminals are prone to deviations and cannot be reliably contacted, making the electrical transmission difficult. The effect is poor.

The technical problem to be solved by the present invention is to provide a connection device and its combination with the docking device in view of the deficiencies in the prior art. The role of the connecting device and the corresponding terminal of the docking device will not produce deviation, and can be reliably contacted, so that the effect of electrical transmission is better.

In order to solve the above technical problems, the present invention provides a connecting device, comprising: an insulating body; a plurality of terminals, the terminals are arranged on the insulating body; a magnet group, the magnet group is arranged on the insulating body; The shell, the inner shell has an inner shell body, the inner shell body is sheathed outside the insulating body; a crown-shaped elastic piece, the crown-shaped elastic piece is arranged on the inner shell, the crown-shaped elastic piece has a ring body and A plurality of elastic parts, the elastic parts are arranged on the ring body at intervals; an outer shell, the outer shell is sleeved outside the inner shell, and the elastic parts of the crown-shaped elastic sheet are in contact with the outer shell; and an A wave spring, the wave spring is arranged between the inner casing and the outer casing, so that the insulating body, the terminals, the magnet group and the inner casing can be elastically supported on the outer casing by the crown-shaped shrapnel and the wave spring body, forming a floating member.

In order to solve the above-mentioned technical problems, the present invention also provides a combination of a connection device and a docking device, including: a connection device described above; A magnet group and a docking case, the butt terminals are arranged on the insulating base body, the docking magnet group is arranged on the insulating seat body, the docking case is sleeved outside the insulating seat body; the connection device can be connected with the The docking devices are inserted into each other to make the terminals contact with the docking terminals, so that the connection device and the docking device are electrically connected, and the docking magnet group and the magnet group are magnetically fixed to each other.

The beneficial effect of the present invention is that the connecting device provided by the present invention and its combination with the docking device, the connecting device includes an insulating body, a plurality of terminals, a magnet group, an inner shell, a crown-shaped shrapnel, and an outer shell body and a wave spring. The crown-shaped elastic piece has a ring body and a plurality of elastic parts. These elastic parts are arranged on the ring body at intervals. The crown-shaped elastic piece is arranged on the inner shell. Between the inner casing and the outer casing, the insulating body, the terminals, the magnet group and the inner casing can be elastically supported on the outer casing by the crown-shaped shrapnel and the wave spring to form a floating part. When the connecting device and the docking device are plugged together, they can provide floating and guiding functions. The crown-shaped shrapnel can be used to support the inner casing to float and be installed on the outer casing. These elastic parts surround the inner casing to resist On the outer shell, multi-point supports can be formed, and wave springs and crown-shaped shrapnel are used to support the inner shell to float on the outer shell, so it can have better floating and guiding effects, so that the connecting device corresponds to the docking device There will be no deviation between the terminals, and reliable contact can be made, so that the effect of electrical transmission is better.

In order to further understand the features and technical content of the present invention, please refer to the following detailed description and drawings related to the present invention. However, the provided drawings are only for reference and description, and are not intended to limit the present invention.

The following are specific examples to illustrate the implementation methods disclosed in the present invention. Those skilled in the art can understand the advantages and effects of the present invention from the content disclosed in this specification. The present invention can be implemented or applied through other different specific embodiments, and various modifications and changes can be made to the details in this specification based on different viewpoints and applications without departing from the concept of the present invention. In addition, the drawings of the present invention are only for simple illustration, and are not drawn according to the actual size, which is stated in advance. The following embodiments will further describe the relevant technical content of the present invention in detail, but the disclosed content is not intended to limit the protection scope of the present invention. In addition, the term "or" used herein may include any one or a combination of more of the associated listed items depending on the actual situation.

[first embodiment]

Please refer to Fig. 1 to Fig. 4, the present invention provides a kind of connecting device, and this connecting device can be used for interplugging with a mating device (connector) mutually, please refer to Fig. 5 and Fig. 6 together, this connecting device comprises an insulating body 1 , a plurality of terminals 2, a magnet group 3, an inner shell 4, a crown-shaped shrapnel 5, an outer shell 6 and a wave spring 7.

The "front end" described in each component of the connection device of the present invention refers to the end close to the docking device (connector), and the "rear end" refers to the end away from the docking device (connector), that is, the end facing the insertion direction It is defined as "front end", and the end facing away from the insertion direction is defined as "rear end".

The insulating body 1 is made of plastic material, which is an insulator. The insulating body 1 can have a body portion 11 and a plurality of terminal holes 12 , and the body portion 11 can be cylindrical. The terminal holes 12 are disposed on the body portion 11 , and the terminal holes 12 penetrate to two ends (the front end and the rear end) of the body portion 11 to facilitate the installation of the terminals 2 .

The terminals 2 are made of conductive metal material, and the terminals 2 are disposed on the insulating body 1 . These terminals 2 can be used as power terminals and signal terminals. These terminals 2 are respectively installed in these terminal holes 12, so that these terminals 2 are arranged on the insulating body 1, and one end (rear end) of these terminals 2 can extend out of an end (rear end) of the insulating body 1, so as to be compatible with A first cable 10 is electrically connected.

The magnet group 3 is arranged on the insulating body 1, and the magnet group 3 can be arranged on the body portion 11, and the magnet group 3 can be used to magnetically attract the docking magnet group 102 oppositely arranged on the docking device (connector), so as to connect When the device and the docking device are connected to each other, they can be fixed by magnetic attraction.

The inner casing 4 can be made of plastic material. The inner casing 4 can have an inner casing body 41 (as shown in Figures 9 to 11), the inner casing body 41 is a hollow body, the inner casing body 41 can be cylindrical, and the inner casing 4 can be set Set outside the insulating body 1. The inner shell body 41 can have a housing groove 42 and a plurality of openings 43, the housing groove 42 is ring-set in the inner housing body 41, and one end (rear end) of the housing groove 42 is open, which can facilitate Assemble the crown-shaped shrapnel 5 , the openings 43 are arranged at intervals on the outer side of the inner shell body 41 , and the openings 43 communicate with the accommodating groove 42 . Preferably, the inner shell body 41 is conical near one end (front end). One end (front end) of the inner shell body 41 can be provided with a plurality of through holes 44 corresponding to the terminals 2 respectively, so that the butt terminals 101 can pass through the through holes 44 and contact the terminals 2 .

The crown-shaped elastic piece 5 can be made of metal elastic material (metal elastic piece). The crown-shaped elastic piece 5 has a ring body 51 and a plurality of elastic parts 52. The ring body 51 can be a C-shaped ring body. Set on the ring body 51, one end of the elastic parts 52 is connected to the ring body 51, and the other end of the elastic parts 52 is bent outward and protrudes outside the ring body 51, and the elastic parts 52 can form elastic arms . In this embodiment, the ring body 51 may have a plurality of through holes 53 , and the elastic portions 52 correspond to the through holes 53 respectively. Each of the elastic portions 52 has a convex arc surface 521 , and the convex arc surface 521 of the elastic portions 52 faces the outside of the crown-shaped elastic piece 5 . The crown-shaped elastic piece 5 is arranged on the inner casing 4, and the ring body 51 of the crown-shaped elastic piece 5 can be arranged in the accommodating groove 42 of the inner casing 4 (as shown in FIG. 9 ), so that the crown-shaped elastic piece 5 is stable. The elastic parts 52 can respectively protrude outside the inner housing 4 through the openings 43 , and the convex arc surfaces 521 of the elastic parts 52 are located outside the inner housing 4 .

The outer shell 6 can be made of plastic material, and the outer shell 6 can have a shell body 61 , the shell body 61 is a hollow body, and the shell body 61 can be cylindrical. An accommodating groove 62 is provided inside the shell body 61 for accommodating the wave spring 7 so that the wave spring 7 is firmly arranged on the shell body 6 . A ring-shaped part 63 can also be further arranged in the shell body 61 , the ring-shaped part 63 can be made of metal material, and the ring-shaped part 63 is assembled in the shell body 61 .

The outer casing 6 is sheathed outside the inner casing 4, so that the crown-shaped elastic piece 5 and the wave spring 7 are arranged between the inner casing 4 and the outer casing 6, and the elastic parts 52 of the crown-shaped elastic piece 5 are in contact with the outer casing. Body 6, in this embodiment, these elastic parts 52 are in contact with the ring-shaped member 63, and the convex arc surface 521 of these elastic parts 52 is in contact with the inner side of the ring-shaped member 63, so that the crown-shaped elastic piece 5 is arranged in the inner shell Between the body 4 and the outer shell 6, the inner shell 4 can be supported floatingly on the outer shell 6 by using the crown-shaped shrapnel 5, and the elastic parts 52 surround the inner shell 4, that is, the elastic parts 52 Surrounding the inner casing 4 at intervals, a 360-degree multi-point support can be formed, which has a better floating effect.

The wave spring 7 (wave spring) is an annular wave-shaped metal shrapnel, which has elasticity and can provide space-saving characteristics. The wave spring 7 is arranged in the receiving groove 62, and the two ends of the wave spring 7 are respectively in contact with the inner shell. The main body 41 and the outer shell body 61 make the wave spring 7 arranged between the inner shell 4 and the outer shell 6. The wave spring 7 is in contact with the inner shell 4, so the wave spring 7 can be used to support the inner shell with the crown-shaped shrapnel 5. The casing 4 is floatingly arranged on the outer casing 6, which can have a better floating effect. The insulating body 1, the terminals 2, the magnet group 3 and the inner casing 4 can be elastically supported on the outer casing 6 by the crown-shaped shrapnel 5 and the wave spring 7 to form a floating part, so that the floating part is floatingly arranged on the outer casing 6 on.

In addition, a first glue 8 can also be provided between the terminals 2 and the first cables 10, the first glue 8 is filled in the inner housing 4 and covers the terminals 2 and the first cables 10 Between, to increase the waterproof effect. One end (rear end) of the inner casing 4 can also be provided with a first positioning ring 9, which can be used to stop and position the crown-shaped elastic piece 5, so that the crown-shaped elastic piece 5 can be stably positioned. One end (rear end) of the outer shell 6 can also be provided with a second positioning ring 20, which can be used to stop the positioning ring 63, so that the ring 63 can be firmly positioned, and the second positioning ring 20 can also Can be pressed on the first positioning ring 9. A waterproof casing 30 can also be sleeved between one end (rear end) of the outer shell 6 and the first cable 10 to increase the waterproof effect.

The connection device can be plugged with a pair of docking devices, so that the connection device and the docking device are electrically connected to transmit power and signals. The docking device may include an insulating base 100 , a plurality of docking terminals 101 , a pair of docking magnets 102 and a pair of docking housings 103 (as shown in FIGS. 7 and 8 ). These docking terminals 101 are arranged on the insulating base body 100, and these docking terminals 101 can be used as power terminals and signal terminals, etc. The seat body 100 outside. In this embodiment, the insulating base 100 has a slot 104 , the slot 104 is conical, and the inner shell body 41 is conical near one end, which can match the slot 104 .

In addition, one end (rear end) of the docking terminals 101 can also be electrically connected to a second cable 105, and a second glue 106 can also be arranged between the docking terminals 101 and the second cable 105. The second glue 106 is filled in the docking case 103 and wrapped between the docking terminals 101 and the second cable 105 to increase the waterproof effect.

As shown in Figures 3 to 4, when the connecting device and the docking device are inserted into each other, the terminals 2 and the docking terminals 101 can contact each other, so that the connecting device and the docking device are electrically connected, and the magnet group 3 It can be magnetically fixed with the docking magnet group 102, so that the connecting device and the docking device can be stably engaged. Since the insulating body 1, the terminals 2, the magnet group 3 and the inner housing 4 form a floating state, when the connecting device and the docking device are inserted into each other, it can provide a guiding effect, so that the terminals 2 can be connected with the docking terminal 101 accurately. Even if the mechanical tolerance is large, the effect that the terminals are in contact with each other can still be achieved. In this embodiment, the connecting device and the docking device are matched with a gap, for example, the gap is 0.5-1.5mm, and the floating part is compressed by the magnetic force spring (crown-shaped shrapnel 5, wave spring 7) to move forward 0.5-1.5mm, After the connecting device is separated from the docking device, the floating part returns to its original position by the reaction force of the compressed spring.

[Advantageous Effects of Embodiment]

The beneficial effect of the present invention is that the connecting device provided by the present invention includes an insulating body, a plurality of terminals, a magnet group, an inner shell, a crown-shaped elastic piece, an outer shell and a wave spring. The crown-shaped elastic piece has a ring body and a plurality of elastic parts. These elastic parts are arranged on the ring body at intervals. The crown-shaped elastic piece is arranged on the inner shell. Between the inner shell and the outer shell, the insulating body, the terminals, the magnet group and the inner shell can be elastically supported by the crown-shaped shrapnel and the wave spring to form a floating part. When the connecting device and the docking device are plugged together, they can provide floating and guiding functions. The crown-shaped shrapnel can be used to support the inner casing to float and be installed on the outer casing. These elastic parts surround the inner casing to resist On the outer shell, multi-point supports can be formed, and wave springs and crown-shaped shrapnel are used to support the inner shell to float on the outer shell, so it can have better floating and guiding effects, so that the connecting device corresponds to the docking device There will be no deviation between the terminals, and reliable contact can be made, so that the effect of electrical transmission is better.

The content disclosed above is only a preferred feasible embodiment of the present invention, and does not therefore limit the scope of the patent application of the present invention. Therefore, all equivalent technical changes made by using the description and drawings of the present invention are included in the application of the present invention. within the scope of the patent.

1: Insulation body 11: Main body 12: Terminal hole 2: terminal 3:Magnet group 4: Inner shell 41: Inner shell body 42: storage tank 43: opening 44: perforation 5: crown shrapnel 51: ring body 52: elastic part 521: Convex surface 53: Through hole 6: Outer shell 61: shell body 62: holding slot 63: Ring piece 7:Wave spring 8: The first colloid 9: The first positioning ring 10: First cable 20: The second positioning ring 30: Waterproof body 100: insulating seat body 101: Butt terminal 102: Butt magnet group 103: Docking shell 104: slot 105: Second cable 106: The second colloid

Fig. 1 is a perspective view of a connection device and a docking device of the present invention.

Fig. 2 is a perspective view of another angle of the connection device and the docking device of the present invention.

Fig. 3 is a cross-sectional view of the connection device and the docking device of the present invention.

Fig. 4 is a cross-sectional view of the plugging state of the connecting device and the docking device of the present invention.

Fig. 5 is an exploded perspective view of the connecting device of the present invention.

Fig. 6 is a three-dimensional exploded view of another angle of the connecting device of the present invention.

Fig. 7 is an exploded perspective view of the docking device of the present invention.

Fig. 8 is a three-dimensional exploded view of another angle of the docking device of the present invention.

Fig. 9 is a detailed view of part IX of Fig. 3 .

Fig. 10 is a three-dimensional exploded view of the inner casing and the crown-shaped elastic piece of the present invention.

Fig. 11 is a three-dimensional combined view of the inner casing and the crown-shaped elastic piece of the present invention.

1: Insulation body

11: Main body

12: Terminal hole

2: terminal

3:Magnet group

4: Inner shell

41: Inner shell body

42: storage tank

43: opening

5: crown shrapnel

51: ring body

52: elastic part

521: Convex surface

53: Through hole

6: Outer shell

61: shell body

63: Ring piece

7:Wave spring

8: The first colloid

9: The first positioning ring

10: First cable

20: The second positioning ring

30: Waterproof body

Claims (10)

A connecting device comprising: an insulating body; a plurality of terminals, the terminals are arranged on the insulating body; A magnet group, the magnet group is arranged on the insulating body; An inner casing, the inner casing has an inner casing body, and the inner casing body is sheathed outside the insulating body; A crown-shaped elastic piece, the crown-shaped elastic piece is arranged on the inner casing, the crown-shaped elastic piece has a ring body and a plurality of elastic parts, and the elastic parts are arranged on the ring body at intervals; an outer casing, the outer casing is sheathed outside the inner casing, and the elastic parts of the crown-shaped elastic sheet are in contact with the outer casing; and A wave spring, the wave spring is arranged between the inner casing and the outer casing, so that the insulating body, the terminals, the magnet group and the inner casing can be elastically supported on the inner casing by the crown-shaped shrapnel and the wave spring The outer shell forms a floating member. The connecting device according to claim 1, wherein the inner shell body has a receiving groove and a plurality of openings, the receiving groove ring is set in the inner shell body, and the openings are arranged in the inner shell at intervals On the outer side of the main body, the openings communicate with the accommodation groove, the ring body of the crown-shaped elastic piece is arranged in the accommodation groove, and the elastic parts respectively protrude outside the inner casing through the openings. The connecting device according to claim 1, wherein one end of the elastic parts is connected to the ring body, and the other end of the elastic parts bends outward and protrudes outside the ring body, and the elastic parts form elastic arms Each of the elastic parts has a convex arc surface, the convex arc surface of the elastic parts faces the outside of the crown-shaped elastic piece, the convex arc surface of the elastic parts is located outside the inner casing, and a ring-shaped part is arranged in the outer casing, The convex arc surfaces of the elastic parts are in contact with the inner side of the ring-shaped part. The connecting device according to claim 1, wherein one end of the terminals is electrically connected to a first cable, and a waterproof casing is sleeved between one end of the outer casing and the first cable. The connecting device according to claim 4, wherein a first glue is arranged between the terminals and the first cable, and the first glue is filled in the inner housing and covers the terminals and the first cable. between lines. The connecting device according to claim 1, wherein the outer casing has a casing body, and a receiving groove is arranged inside the casing body, and the wave spring is arranged in the receiving groove, and the two ends of the wave spring are in contact with the inner groove respectively. The shell body and the shell body. The connection device as described in claim 1, wherein a first positioning ring is provided at one end of the inner housing to stop and position the crown-shaped shrapnel, and a second positioning ring is provided at one end of the outer housing to The stop positions the ring. A combination of connecting device and docking device, comprising: A connecting device according to any one of claims 1 to 7; and A docking device, the docking device includes an insulating base body, a plurality of docking terminals, a pair of docking magnet groups and a pair of docking housings, the docking terminals are arranged on the insulating seat body, and the docking magnet group is arranged on the insulating seat body , the docking shell is sleeved outside the insulating base; The connection device can be plugged with the docking device, so that the terminals and the docking terminals are in contact with each other, so that the connection device and the docking device are electrically connected, and the docking magnet group and the magnet group are magnetically fixed to each other . The combination of the connection device and the docking device as described in claim 8, wherein the insulating base has a slot, the slot is conical, and the inner shell body is conical near one end, matching the slot . The combination of the connection device and the docking device as described in claim 8, wherein one end of the butt terminals is electrically connected to a second cable, and a second glue is arranged between the butt terminals and the second cable, The second colloid is filled in the docking shell and wrapped between the docking terminals and the second cable.

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