CN108110580B

CN108110580B - Pulling-free charging head

Info

Publication number: CN108110580B
Application number: CN201711388336.XA
Authority: CN
Inventors: 曾勇
Original assignee: Jiangxi Beston Electronics Technology Co Ltd
Current assignee: Jiangxi Beston Electronics Technology Co Ltd
Priority date: 2017-12-20
Filing date: 2017-12-20
Publication date: 2023-05-09
Anticipated expiration: 2037-12-20
Also published as: CN108110580A

Abstract

The invention provides a pull-free charging head, which comprises a shell, two-pin plugs and three-pin plugs, wherein the shell is of a concave structure with a cavity inside; the bottom wall of the cavity is provided with a guide rod, the upper cover of the guide rod is provided with a movable piece, and the movable piece can protrude out of the shell from the cavity; the guide rod is sleeved with a supporting spring; the two sides of the movable piece are provided with conductive mechanisms which are contacted and conducted with the movable piece; two inserting sheets on the two pin plugs are connected with the corresponding sleeves through conducting strips; a circuit board is also arranged in the cavity and is connected and communicated with the rest sleeve; a guide plate is arranged below the two pin plugs, a guide groove is arranged on the guide plate, a guide block is arranged at the bottom of the three pin plug, and the three pin plug is connected with the two pin plugs through extension springs; three inserting sheets made of plastic or ceramic are arranged on the three-pin plug; the charger has the advantages that the function that the electronic product leaves the charger and is powered off is achieved, the placement problem of the electronic product in the charging process is considered, and the matching relationship between the charging head and the socket is enhanced.

Description

Pulling-free charging head

Technical Field

The invention relates to the field of charging heads, in particular to a pull-free charging head.

Background

At present, hundreds of millions of mobile phone users exist in China, and nearly two hundred million people charge mobile phones by using mobile phone chargers every day, and after the mobile phone users are charged, the chargers are usually not pulled out from a power socket and only the batteries or the mobile phones are taken down, so that the chargers are still in a power connection standby state and still consume electric energy; the standby energy consumption of a charger may be insignificant, and if the standby energy consumption of a mobile phone charger is multiplied by two hundred million and then multiplied by 365 days, the standby energy consumption of the mobile phone charger is an astronomical number; in addition, when the existing charger charges the electronic product, the placement position of the electronic product is also an annoying problem due to the problem of the installation position of the socket and the length of the data item.

Disclosure of Invention

In order to overcome the defects of the prior art, the technical problem to be solved by the invention is to provide the unplugged charging head which is novel in structure, realizes the function that an electronic product can be powered off when leaving a charger, considers the placement problem of the electronic product in the charging process, strengthens the matching relationship between the charging head and a socket, and ensures that the charging head and the socket are firmly connected, contacted and conducted in the charging process.

To achieve the purpose, the invention adopts the following technical scheme:

the invention provides a pull-free charging head, which comprises a shell, two pin plugs and three pin plugs, wherein the shell comprises a first bottom plate and two side plates, the two side plates are oppositely arranged and are respectively and vertically arranged at two ends of the first bottom plate, a second bottom plate and two vertical plates are arranged between the two side plates, the second bottom plate and the two vertical plates are both positioned above the first bottom plate, the height of the vertical plates is smaller than that of the side plates, the length of the second bottom plate is smaller than that of the first bottom plate, and the two vertical plates are oppositely arranged and are respectively and vertically arranged at two ends of the second bottom plate; the tops of the two vertical plates are level with the tops of the two side plates, and a top plate is erected between the adjacent side plates and the tops of the vertical plates; the shell further comprises two side cover plates, wherein the two side cover plates, the first bottom plate, the second bottom plate, the vertical plates, the side plates and the top plate form the concave-shaped shell with the cavity inside; the second bottom plate is provided with a through hole, the first bottom plate is provided with a guide rod, the guide rod is covered by a movable piece, the movable piece can vertically move along the guide rod, and the movable piece can protrude out of the second bottom plate from the cavity; a supporting spring is sleeved on the guide rod, one end of the supporting spring is fixedly connected with the bottom of the movable piece, and the other end of the supporting spring is fixedly connected with the second bottom plate; the cavity is internally provided with two movable pieces in total, each movable piece comprises a pipe body and a boss arranged at the bottom of the pipe body, the diameter of each boss is larger than that of each pipe body and each through hole, and the pipe wall of each pipe body is sleeved with a conductive ring; the two sides of each movable piece are respectively provided with a conductive mechanism, each conductive mechanism comprises a sleeve and a conductive sheet, one end of each sleeve is sealed, the other end of each sleeve is open, each conductive sheet is positioned at one side of the open end of each sleeve, a pushing spring is arranged in each sleeve, one end of each pushing spring is fixedly connected with each conductive sheet, and the other end of each pushing spring is fixedly connected with the sealing end of each sleeve; the conductive mechanisms positioned on two sides of the same movable piece are oppositely arranged along the length direction of the first bottom plate, and the conductive sheets of the two conductive mechanisms are closely attached to the boss; the two-pin plug is arranged on the side plate, two inserting sheets are arranged on the two-pin plug, and the two inserting sheets are respectively connected and conducted with the corresponding sleeve in the cavity through the conducting strip; a circuit board is arranged in the cavity and is positioned at one side far away from the conducting strip, and the circuit board is connected and communicated with the sealing ends of the rest of the sleeves; the side plates below the two-pin plugs are provided with guide plates, the guide plates are provided with guide grooves, the bottoms of the three-pin plugs are provided with guide blocks matched with the guide grooves, the three-pin plugs vertically move along the guide grooves, and the tops of the three-pin plugs are connected with the bottoms of the two-pin plugs through extension springs; three inserting pieces are arranged on one side, far away from the guide block, of the tripod plug, and the inserting pieces are made of plastics or ceramics; the side cover plate is provided with a USB interface for plugging the data line, and the USB interface is electrically connected with the circuit board.

In the preferred technical scheme of the invention, the opposite surfaces of the two vertical plates are provided with guide grooves, the top of the movable part is provided with a widening plate, and two sides of the widening plate are provided with convex blocks with the shapes matched with the shapes of the guide grooves.

In a preferred technical scheme of the invention, an insulating pad is arranged at the joint of the widening plate and the movable piece.

In a preferred technical scheme of the invention, the side cover plate is provided with a connection indicator lamp and a charging indicator lamp.

In a preferred technical scheme of the invention, a fluorescent plate is embedded on the side plate far away from the second plug.

In the preferred technical scheme of the invention, concave surfaces are arranged on two sides of the three-pin plug, and chamfer angles are arranged at edges of the concave surfaces.

In the preferred technical scheme of the invention, the guide groove is a T-shaped groove, the guide block is matched with the guide groove in shape, and the tripod plug is clamped on the guide groove through the guide block.

In the preferred technical scheme of the invention, the inserting piece and the inserting end of the inserting piece are both provided with outward cambered surfaces.

In the preferred technical scheme of the invention, a chamfer is arranged at the joint of the boss and the pipe body.

The beneficial effects of the invention are as follows:

the invention provides a pull-free charging head, which is novel in structure, realizes the function that an electronic product can be powered off after leaving a charger by utilizing the cooperation of a movable part, a guide rod and a conductive mechanism, fully considers the placement problem of the electronic product in the charging process, strengthens the cooperation relationship between the charging head and a socket by utilizing the cooperation of a two-pin plug and a three-pin plug, and ensures the stable connection, contact and conduction of the charging head and the socket in the charging process.

Drawings

Fig. 1 is a cross-sectional view of a unplugged charging head according to an embodiment of the present invention;

fig. 2 is a schematic perspective view of a unplugged charging head according to an embodiment of the present invention;

fig. 3 is a schematic perspective view of a three-pin plug according to an embodiment of the present invention.

In the figure:

100. a housing; 110. a first base plate; 111. a guide rod; 120. a side plate; 121. a fluorescent plate; 130. a second base plate; 131. a through hole; 140. a riser; 141. a guide groove; 150. a top plate; 160. a side cover plate; 161. a USB interface; 162. a communication indicator lamp; 163. a charge indicator light; 170. a cavity; 180. a guide plate; 181. a guide groove; 200. two pin plug; 210. inserting sheets; 300. a three-pin plug; 310. a guide block; 320. a plug-in piece; 330. a concave surface; 400. a movable member; 410. a tube body; 411. a conductive ring; 420. a boss; 430. a widening plate; 431. a bump; 440. an insulating pad; 510. a support spring; 520. a pushing spring; 530. a tension spring; 600. a conductive mechanism; 610. a sleeve; 620. a conductive sheet; 700. a conductive strip; 800. and a circuit board.

Detailed Description

The technical scheme of the invention is further described below by the specific embodiments with reference to the accompanying drawings.

As shown in fig. 1 and fig. 2, in the embodiment of the invention, a unplugged charging head is disclosed, which includes a housing 100, a two-pin plug 200 and a three-pin plug 300, wherein the housing 100 includes a first bottom plate 110 and two side plates 120, the two side plates 120 are oppositely disposed and respectively vertically disposed at two ends of the first bottom plate 110, a second bottom plate 130 and two vertical plates 140 are disposed between the two side plates 120, the second bottom plate 130 and the two vertical plates 140 are both disposed above the first bottom plate 110, the height of the vertical plates 140 is smaller than the height of the side plates 120, the length of the second bottom plate 130 is smaller than the length of the first bottom plate 110, and the two vertical plates 140 are oppositely disposed and respectively vertically disposed at two ends of the second bottom plate 130; the tops of the two risers 140 are level with the tops of the two side plates 120, and a top plate 150 is erected between the adjacent side plates 120 and the tops of the risers 140; the housing 100 further includes two side covers 160, and the two side covers 160, the first bottom plate 110, the second bottom plate 130, the vertical plate 140, the side plates 120, and the top plate 150 form a concave shape of the housing 100 including a cavity 170; the second bottom plate 130 is provided with a through hole 131, the first bottom plate 110 is provided with a guide rod 111, the guide rod 111 is covered with a movable piece 400, the movable piece 400 can vertically move along the guide rod 111, and the movable piece 400 can protrude out of the second bottom plate 130 from the cavity 170; a supporting spring 510 is sleeved on the guide rod 111, one end of the supporting spring 510 is fixedly connected with the bottom of the movable piece 400, and the other end of the supporting spring is fixedly connected with the second bottom plate 130; two movable pieces 400 are arranged in the cavity 170, the movable pieces 400 comprise a pipe body 410 and a boss 420 arranged at the bottom of the pipe body 410, the diameter of the boss 420 is larger than the diameters of the pipe body 410 and the through hole 131, and a conductive ring 411 is sleeved on the pipe wall of the pipe body 410; the two sides of each movable member 400 are respectively provided with a conductive mechanism 600, the conductive mechanism 600 comprises a sleeve 610 and a conductive sheet 620, one end of the sleeve 610 is sealed, the other end of the sleeve is open, the conductive sheet 620 is positioned at one side of the open end of the sleeve 610, a pushing spring 520 is arranged in the sleeve 610, one end of the pushing spring 520 is fixedly connected with the conductive sheet 620, and the other end of the pushing spring is fixedly connected with the sealing end of the sleeve 610; the conductive mechanisms 600 located at two sides of the same movable member 400 are disposed opposite to each other along the length direction of the first bottom plate 110, and the conductive sheets 620 of the two conductive mechanisms 600 are disposed closely to the boss 420; the two-pin plug 200 is disposed on the side plate 120, two inserting pieces 210 are disposed on the two-pin plug 200, and the two inserting pieces 210 are respectively connected and conducted with the corresponding sleeves 610 in the cavity 170 through conductive strips 700; a circuit board 800 is further disposed in the cavity 170, the circuit board 800 is located at a side far away from the conductive strip 700, and the circuit board 800 is connected and conducted with the sealing ends of the other sleeves 610; the side plate 120 below the two-pin plug 200 is provided with a guide plate 180, the guide plate 180 is provided with a guide groove 181, as shown in fig. 3, the bottom of the three-pin plug 300 is provided with a guide block 310 matched with the guide groove 181, the three-pin plug 300 moves vertically along the guide groove 181, and the top of the three-pin plug 300 is connected with the bottom of the two-pin plug 200 through a tension spring 530; three insertion pieces 320 are arranged on one side of the tripod plug 300 away from the guide block 310, and the insertion pieces 320 are made of plastic or ceramic; the side cover 160 is provided with a USB socket 161 for plugging in a data line, and the USB socket 161 is electrically connected to the circuit board 800.

The above-mentioned pull-free charging head has novel structure, utilizes the cooperation of moving part 400 guide bar 111 and conductive mechanism 600 has realized that the electronic product leaves the charging head and can outage, just casing 100 is concave style structure, has fully considered the problem of placing of electronic product in the charging process, and utilizes the cooperation of two-pin plug 200 with three-pin plug 300 has strengthened the cooperation relation between charging head and the socket, guarantees charging head and socket firm connection, contact and switch on in the charging process.

More specifically, when the unplugged charging head is used, the three-pin plug 300 is moved to an adaptive position, then the two-pin plug 200 is inserted into the two-pin socket of the socket, then the position of the three-pin plug 300 is adjusted, and the three-pin plug 300 and the two-pin plug 200 are simultaneously inserted into the socket; finally, the unplugged charging head is connected with the electronic product through a data line, the electronic product is placed above the movable piece 400, the movable piece 400 moves downwards, the conductive mechanisms 600 positioned at two sides of the movable piece 400 are conducted, and the electronic product is displayed in a charging state; during this period, if the electronic product leaves the movable member 400, the movable member 400 is reset, the conductive mechanisms 600 located at two sides of the movable member 400 are disconnected, and the unplugged charging head is powered off.

Further, guide grooves 141 are formed on opposite surfaces of the two risers 140, a widening plate 430 is formed on the top of the movable member 400, and protrusions 431 with shapes matched with those of the guide grooves 141 are formed on two sides of the widening plate 430; the design of the widening plate 430 can increase the contact area between the electronic product and the movable member 400, and the design of the guiding groove 141 and the protruding block 431 can ensure the balanced movement of the widening plate 430, so as to avoid the irregular extrusion problem of the movable member 400 caused by incorrect placement of the electronic product.

Further, an insulating pad 440 is disposed at the connection between the widening plate 430 and the movable member 400; the insulating pad 440 is designed to isolate the conductive connection between the movable member 400 and the widened plate 430, so as to prevent the movable member 430 from electric shock due to the funnel.

Further, the side cover 160 is provided with a turn-on indicator 162 and a charge indicator 163; the design of the turn-on indicator 162 can determine whether the placement position of the trapezoidal electronic product is accurate or not and remind whether the unplugged charging head is powered on or not; the charge indicator 163 can remind the electronic product of charging.

Further, a fluorescent plate 121 is inlaid on the side plate 120 far from the second plug 200; the fluorescent plate 121 is designed to facilitate finding the unplugged charging head in a black-painted environment, so as to take the electronic product placed on the unplugged charging head.

Further, as shown in fig. 3, concave surfaces 330 are disposed on both sides of the three-pin plug 300, and a chamfer is disposed at an edge of the concave surface 330; concave surface 330 is designed to act as a point of force when three-pin plug 300 is pulled, so that a user can pull three-pin plug 300 to move to a corresponding position.

Further, the guide groove 181 is a T-shaped groove, the guide block 310 is matched with the guide groove 181 in shape, and the tripod plug 300 is clamped on the guide groove 181 through the guide block 310; the guide groove 181 with the T-shaped structure can prevent the tripod plug 300 from moving in the direction of the plug-in piece 320, so as to ensure that the tripod plug 300 is flush with the two-pin plug 200.

Further, the insertion ends of the

insertion pieces

210 and 320 are provided with outward cambered surfaces; the cambered surface is designed to facilitate the insertion sheet 210 and the insertion sheet 320 to be smoothly inserted into the socket of the socket, so that the use of a user is facilitated.

Further, a chamfer is provided at the connection between the boss 420 and the pipe body 410; the chamfer design can facilitate the contact conduction between the conductive sheet 620 and the movable member 400, prevent the drop between the tube 410 and the boss 420 from interfering with the conductive sheet 620 when the movable member 400 moves, and avoid affecting the normal reset of the movable member 400.

While the invention has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes may be made and equivalents may be substituted for elements thereof without departing from the spirit and scope of the invention. The invention is not to be limited by the specific embodiments disclosed herein, and other embodiments are within the scope of the invention as defined by the claims of the present application.

Claims

1. The utility model provides a exempt from to pull out formula charging head which characterized in that:

the plug comprises a shell (100), two pins (200) and three pins (300), wherein the shell (100) comprises a first bottom plate (110) and two side plates (120), the two side plates (120) are oppositely arranged and are respectively and vertically arranged at two ends of the first bottom plate (110), a second bottom plate (130) and two vertical plates (140) are arranged between the two side plates (120), the second bottom plate (130) and the two vertical plates (140) are both positioned above the first bottom plate (110), the height of each vertical plate (140) is smaller than that of the corresponding side plate (120), the length of each second bottom plate (130) is smaller than that of the corresponding first bottom plate (110), and the two vertical plates (140) are oppositely arranged and are respectively and vertically arranged at two ends of each second bottom plate (130); the tops of the two vertical plates (140) are flush with the tops of the two side plates (120), and a top plate (150) is erected between the adjacent side plates (120) and the tops of the vertical plates (140); the shell (100) further comprises two side cover plates (160), and the two side cover plates (160), the first bottom plate (110), the second bottom plate (130), the vertical plates (140), the side plates (120) and the top plate (150) form the concave-shaped shell (100) with the cavity (170);

the second bottom plate (130) is provided with a through hole (131), the first bottom plate (110) is provided with a guide rod (111), the guide rod (111) is covered with a movable piece (400), the movable piece (400) can vertically move along the guide rod (111), and the movable piece (400) protrudes out of the second bottom plate (130) from the cavity (170); a supporting spring (510) is sleeved on the guide rod (111), one end of the supporting spring (510) is fixedly connected with the bottom of the movable piece (400), and the other end of the supporting spring (510) is fixedly connected with the second bottom plate (130);

two movable pieces (400) are arranged in the cavity (170), each movable piece (400) comprises a pipe body (410) and a boss (420) arranged at the bottom of the pipe body (410), the diameter of each boss (420) is larger than that of each pipe body (410) and that of each through hole (131), and a conductive ring (411) is sleeved on the pipe wall of each pipe body (410); the two sides of each movable piece (400) are respectively provided with a conductive mechanism (600), each conductive mechanism (600) comprises a sleeve (610) and a conductive sheet (620), one end of each sleeve (610) is sealed to form a sealed end of each sleeve (610), the other end of each sleeve (610) is opened to form an open end of each sleeve (610), each conductive sheet (620) is positioned at one side of the open end of each sleeve (610), a pushing spring (520) is arranged in each sleeve (610), one end of each pushing spring (520) is fixedly connected with each conductive sheet (620), and the other end of each pushing spring (520) is fixedly connected with the sealed end of each sleeve (610); the conductive mechanisms (600) positioned on two sides of the same movable piece (400) are oppositely arranged along the length direction of the first bottom plate (110), and the conductive sheets (620) of the two conductive mechanisms (600) are closely attached to the boss (420);

the two-pin plug (200) is arranged on the side plate (120), two inserting sheets (210) are arranged on the two-pin plug (200), and the two inserting sheets (210) are respectively connected and communicated with the corresponding sleeve (610) in the cavity (170) through conductive strips (700); a circuit board (800) is further arranged in the cavity (170), the circuit board (800) is positioned at one side far away from the conducting strip (700), and the circuit board (800) is connected and communicated with the sealing ends of the rest of the sleeves (610);

a guide plate (180) is arranged on the side plate (120) below the two-pin plug (200), a guide groove (181) is arranged on the guide plate (180), a guide block (310) matched with the guide groove (181) is arranged at the bottom of the three-pin plug (300), the three-pin plug (300) vertically moves along the guide groove (181), and the top of the three-pin plug (300) is connected with the bottom of the two-pin plug (200) through an extension spring (530); three inserting pieces (320) are arranged on one side, far away from the guide block (310), of the tripod plug (300), and the inserting pieces (320) are made of plastics or ceramics;

the side cover plate (160) is provided with a USB plug interface (161) for plugging a data line, and the USB plug interface (161) is electrically connected with the circuit board (800);

the opposite surfaces of the two vertical plates (140) are provided with guide grooves (141), the top of the movable part (400) is provided with a widening plate (430), and two sides of the widening plate (430) are provided with convex blocks (431) which are matched with the guide grooves (141) in shape;

an insulating pad (440) is arranged at the joint of the widening plate (430) and the movable piece (400); concave surfaces (330) are arranged on two sides of the tripod plug (300), and chamfering is arranged at edges of the concave surfaces (330); the guide groove (181) is a T-shaped groove, the guide block (310) is matched with the guide groove (181) in shape, and the tripod plug (300) is clamped on the guide groove (181) through the guide block (310); the insertion ends of the insertion sheet (210) and the insertion sheet (320) are respectively provided with an outward cambered surface.

2. The unplugged charging head according to claim 1, wherein:

the side cover plate (160) is provided with a connection indicator lamp (162) and a charging indicator lamp (163).

3. The unplugged charging head according to claim 1, wherein:

and a fluorescent plate (121) is embedded on the side plate (120) far away from the two-pin plug (200).

4. The unplugged charging head according to claim 1, wherein:

and a chamfer is arranged at the joint of the boss (420) and the pipe body (410).