CN217388297U

CN217388297U - Charging unit

Info

Publication number: CN217388297U
Application number: CN202221318303.4U
Authority: CN
Inventors: 杨俊�; 张彩辉
Original assignee: Shenzhen Zhian New Energy Technology Co ltd
Current assignee: Shenzhen Zhian New Energy Technology Co ltd
Priority date: 2022-05-27
Filing date: 2022-05-27
Publication date: 2022-09-06
Anticipated expiration: 2032-05-27

Abstract

A charger includes a charger body and a first power cord. The charger body is provided with a body connector and a power receiving end, the body connector comprises a first input terminal, more than two second input terminals and more than two third input terminals, the first input terminal is connected with the grounding end of the power receiving end through a wire, the more than two second input terminals are respectively connected with the zero line end of the power receiving end through a wire, and the more than two third input terminals are respectively connected with the fire line end of the power receiving end through a wire. First power cord includes first line connection head, first power plug and first charging wire. The first charging wire comprises a first wire, a second wire and a third wire, the grounding end of the first power plug is connected with the first output terminal through the first wire, the zero line end of the first power plug is connected with the second output terminal in a one-to-one correspondence mode through the second wire, and the fire line end of the first power plug is connected with the third output terminal in a one-to-one correspondence mode through the third wire.

Description

Charging device

Technical Field

The utility model relates to a technical field that charges, in particular to charger.

Background

Electronic equipment such as unmanned aerial vehicle need be connected through a charger and power and charge. The charger in the prior art can only be connected with 220V household electricity for charging with low current generally, and cannot be connected with a high-power supply for charging.

Therefore, it is desirable to provide a charger to solve the above technical problems.

SUMMERY OF THE UTILITY MODEL

The utility model provides a charger to solve the charger among the prior art, it can only connect 220V domestic electricity generally and carry out the undercurrent and charge, can't connect the technical problem that high-power carries out charging.

In order to solve the technical problem, the utility model adopts the technical scheme that:

a charger, comprising:

the charger comprises a charger body, a power receiving end and a power receiving end, wherein the charger body is provided with a body connector and the power receiving end, the body connector comprises a first input terminal, more than two second input terminals and more than two third input terminals, the first input terminal is connected with the grounding end of the power receiving end through a wire, the more than two second input terminals are respectively connected with the zero line end of the power receiving end through wires, and the more than two third input terminals are respectively connected with the live wire end of the power receiving end through wires; and the number of the first and second groups,

the first power line comprises a first line connector, a first power plug and a first charging line; the first wire connector is detachably connected with the body connector and comprises a first output terminal, a second output terminal and a third output terminal, the number of the second output terminal is the same as that of the second input terminal, and the number of the third output terminal is the same as that of the third input terminal; when the first wire connector is connected with the body connector, the first output terminal is contacted with the first input terminal, the second output terminal is contacted with the second input terminal in a one-to-one correspondence manner, and the third output terminal is contacted with the third input terminal in a one-to-one correspondence manner; first charging wire is connected first line connector with between the first power plug, it includes first wire, second wire and third wire, the second wire with the two quantity of second output terminal is the same, the third wire with the two quantity of third output terminal is the same, the earthing terminal of first power plug passes through first wire with first output terminal connects, first power plug's zero line end passes through the second wire with the second output terminal one-to-one is connected, first power plug's live wire end passes through the third wire with the third output terminal one-to-one is connected.

In the charger, the second input terminal sets up to two, the third input terminal sets up to two, the second output terminal sets up to two, the third output terminal sets up to two, the second wire sets up to two, the third wire sets up to two.

Charger in, the end of receiving electricity is two, first input terminal is respectively through two wires and two the earthing terminal of end of receiving electricity is all connected, two second input terminal is respectively through two wires and two the zero line end one-to-one of end of receiving electricity is connected, two the third input terminal is respectively through two wires and two the live wire end one-to-one of end of receiving electricity is connected.

In the charger of the utility model, the number of the receiving ends is more than three, and the receiving ends are divided into two groups; and the grounding ends of all the power receiving ends are respectively connected with the first input terminals through leads, one of the second input terminals is connected with the zero line end of one of the power receiving ends through a lead, the other second input terminal is connected with the zero line end of the other power receiving end through a lead, one of the third input terminals is connected with the live wire end of one of the power receiving ends through a lead, and the other third input terminal is connected with the live wire end of the other power receiving end through a lead.

In the charger, still including being used for the second power cord of being connected with the miniwatt power, it includes:

the second wire connector is detachably connected with the body connector and comprises a fourth output terminal, a fifth output terminal and a sixth output terminal, the number of the fifth output terminal is the same as that of the second input terminal, and the number of the sixth output terminal is the same as that of the third input terminal; when the second wire connector is connected with the body connector, the fourth output terminal is in contact with the first input terminal, the fifth output terminals are in one-to-one corresponding contact with the second input terminals respectively, and the sixth output terminals are in one-to-one corresponding contact with the third input terminals respectively;

a second power plug for connecting with the low-power outlet; and the number of the first and second groups,

and a third charging wire which is connected between the second wire connector and the second power plug and comprises a fourth wire, a fifth wire and a sixth wire, wherein the grounding end of the second power plug is connected with the fourth wire and the fourth output terminal, the zero line end of the second power plug is connected with the fifth output terminal through the fifth wire, and the fire wire end of the second power plug is connected with the sixth output terminal through the sixth wire.

In the charger of the present invention, the body connector further includes an inner connecting tube, and the first input terminal, the second input terminal and the third input terminal are all disposed inside the inner connecting tube;

the first line connector further comprises an outer connecting cylinder and a connecting core, the first output terminal, the second output terminal and the third output terminal are arranged in the connecting core, the connecting core is arranged in the outer connecting cylinder, a gap is formed between the outer side wall of the connecting core and the inner side wall of the outer connecting cylinder, when the first line connector is connected with the body connector, the connecting core is positioned and inserted in the inner connecting cylinder, the inner connecting cylinder is positioned and inserted in the gap between the outer side wall of the connecting core and the inner side wall of the outer connecting cylinder, the first input terminal is inserted in the first output terminal, the second input terminals are inserted in the second output terminal in a one-to-one manner, and the third input terminals are inserted in the third output terminals in a one-to-one manner.

Charger in, the lateral wall of an interior connecting section of thick bamboo is provided with along its axial and prevents slow-witted strip, the inside wall of an exterior connecting section of thick bamboo is provided with along its axial and prevents slow-witted groove, works as first line connector with when the body connector is connected, prevent that slow-witted strip location is inserted and is located prevent in the slow-witted groove.

In the charger, the diameter of first input terminal is greater than the diameter of second input terminal with the diameter of third input terminal, the internal diameter of first output terminal with the diameter of first input terminal matches.

Charger in, the tip of first input terminal sets up to be convenient for insert the chamfer structure of first output terminal, the tip of second input terminal sets up to be convenient for insert the chamfer structure of second output terminal, the tip of third input terminal sets up to be convenient for insert the chamfer structure of third output terminal.

Charger in, the body connector sets up charger body's one side, charger body with the both sides that the body connector is adjacent are first side and second side respectively, first side with the second side all is provided with the buckle, the end of receiving electricity sets up to two, two the end of receiving electricity all is connected with the connecting wire, one of them connecting wire with first side is connected, and can buckle extremely the second side makes one of them the body connector can with be located the second side buckle location joint, another connecting wire with the second side is connected, and can buckle extremely first side makes another the body connector can with be located first side buckle location joint.

The utility model discloses compare in prior art, its beneficial effect does: the utility model discloses a charger, when first power plug connects high-power, after first power plug's zero line end circular telegram, the electric current shunts through two and above second wires, successively through second output terminal and the second input terminal that equals with second wire quantity again, carries the zero line end to the end that receives electricity at last, after first power plug's live wire end circular telegram, the electric current shunts through two and above third wires, successively again through the third output terminal and the third input terminal that equals with third wire quantity, carries the live wire end to the end that receives electricity at last, the utility model discloses a charger can shunt the electric current of high-power and carry, its safety and stability.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments are briefly introduced below, and the drawings in the following description are only corresponding drawings of some embodiments of the present invention.

Fig. 1 is a schematic view of a connection structure between a charger body and a first power line of a charger according to a first embodiment of the present invention.

Fig. 2 is a schematic structural diagram of a charger body of a charger according to a first embodiment of the present invention.

Fig. 3 is a schematic structural diagram of a first power line of a charger according to a first embodiment of the present invention.

Fig. 4 is a front view of the first wire connector of the charger according to the first embodiment of the present invention.

Fig. 5 is a schematic view of an internal connection structure of a charger body of a charger according to a first embodiment of the present invention.

Fig. 6 is a schematic view of an internal connection structure of a first power line of a charger according to a first embodiment of the present invention.

Fig. 7 is a schematic structural diagram of a second power line of the charger according to the first embodiment of the present invention.

Fig. 8 is a schematic view of an internal connection structure of a second power line of the charger according to the first embodiment of the present invention.

Fig. 9 is a schematic view of an internal connection structure of a charger body of a charger according to a second embodiment of the present invention.

Fig. 10 is a schematic view of an internal connection structure of a charger body of a charger according to a third embodiment of the present invention.

Wherein the reference numbers of fig. 1-8 are as follows:

11. a charger body, a charging unit and a control unit,

111. a connecting head of the body is arranged on the connecting head,

1111. a first input terminal, 1112, a second input terminal, 1113, a third input terminal, 1114, an inner connecting cylinder, 11141, a fool-proof bar,

112. at the end of the power receiving end,

PE1, a grounding end of a power receiving end, N1, a zero line end of the power receiving end, L1, a fire line end of the power receiving end,

113. on the first side of the first side,

114. on the second side of the first side of the second side,

115. a buckle which is arranged on the upper surface of the shell,

116. a connecting wire is arranged on the base plate,

12. a first power line for supplying power to the first power line,

121. a first wire-connecting head is arranged on the first wire-connecting head,

1211. a first output terminal 1212, a second output terminal 1213, a third output terminal 1214, an outer connector 12141, a fool-proof slot 1215, a connection core,

122. a first power plug is arranged on the base plate,

PE2, the ground terminal of the first power plug, N2, the neutral terminal of the first power plug, L2, the live wire terminal of the first power plug,

123. a first charging wire is arranged on the first charging wire,

1231. a first conductive line 1232, a second conductive line 1233, a third conductive line,

13. a second power supply line for supplying power to the first power supply line,

131. a second wire connecting head is arranged at the second end of the wire connecting rod,

1311. a fourth output terminal 1312, a fifth output terminal 1313, a sixth output terminal,

132. a second power plug is arranged on the base plate,

PE3, the ground terminal of the second power plug, N3, the neutral terminal of the second power plug, L3, the live wire terminal of the second power plug,

133. a third charging wire is arranged on the first charging wire,

1331. a fourth conductive line, 1332, a fifth conductive line, 1333, a sixth conductive line;

the reference numbers of fig. 9 are as follows:

212. at the end of the power receiving end,

211. a connecting head of the body is arranged on the connecting head,

2111. a first input terminal, 2112, a second input terminal, 2113, a third input terminal,

PE4, a grounding end of a power receiving end, N4, a zero line end of the power receiving end, L4 and a fire line end of the power receiving end.

The reference numbers of fig. 10 are as follows:

312. at the end of the power receiving end,

311. a connecting head of the body is arranged on the connecting head,

3111. a first input terminal 3112, a second input terminal 3113, a third input terminal,

PE5, a grounding end of a receiving end, N5, a zero line end of the receiving end, L5 and a fire line end of the receiving end.

In the drawings, elements having similar structures are denoted by the same reference numerals.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by the skilled in the art without creative work belong to the protection scope of the present invention.

In the present invention, the directional terms, such as "up", "down", "front", "back", "left", "right", "inner", "outer", "side", "top" and "bottom", refer to the orientation of the drawings, and the directional terms are used for illustration and understanding, but not for limiting the present invention.

The terms "first," "second," and the like in the terms of the present invention are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, nor should they be construed as limiting in any way.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

The charger in the prior art can only be connected with 220V household electricity for charging with low current generally, and cannot be connected with a high-power supply for charging.

The present invention provides a charger that can solve the above technical problems.

Referring to fig. 1 to 8, a first embodiment of a charger according to the present invention includes a charger body 11 and a first power cord 12. The charger body 11 is provided with a body connector 111 and a power receiving terminal 112. The body connector 111 includes a first input terminal 1111, two or more second input terminals 1112, and two or more third input terminals 1113. Referring to fig. 5 in particular, the first input terminal 1111 is connected to the ground terminal of the power receiving terminal 112 through a wire, the two or more second input terminals 1112 are respectively connected to the neutral terminal of the power receiving terminal 112 through wires, and the two or more third input terminals 1113 are respectively connected to the live terminal of the power receiving terminal 112 through wires.

Referring to fig. 1, fig. 3, fig. 4, fig. 5 and fig. 6, and referring to fig. 2, the first power line 12 includes a first wire connector 121, a first power plug 122 and a first charging wire 123. The first wire connector 121 is detachably connected to the body connector 111. The first line connector 121 includes a first output terminal 1211, a second output terminal 1212, and a third output terminal 1213, the second output terminal 1212 and the second input terminal 1112 are the same in number, and the third output terminal 1213 and the third input terminal 1113 are the same in number. When the first line connector 121 is connected to the body connector 111, the first output terminal 1211 contacts with the first input terminal 1111, the second output terminal 1212 contacts with the second input terminal 1112 in a one-to-one correspondence, and the third output terminal 1213 contacts with the third input terminal 1113 in a one-to-one correspondence. The first charging wire 123 is connected between the first wire connector 121 and the first power plug 122, and includes a first wire 1231, a second wire 1232, and a third wire 1233, where the number of the second wire 1232 is the same as that of the second output terminal 1212, and the number of the third wire 1233 is the same as that of the third output terminal 1213. The ground terminal of the first power plug 122 is connected to the first output terminal 1211 through the first wire 1231, the neutral terminal of the first power plug 122 is connected to the second output terminal 1212 through the second wire 1232 in a one-to-one correspondence manner, and the live terminal of the first power plug 122 is connected to the third output terminal 1213 through the third wire 1233 in a one-to-one correspondence manner.

The utility model discloses a charger, when first power plug 122 connects high-power, the zero line end of first power plug 122 circular telegram back, the electric current shunts through two and above second wire 1232, successively through second output terminal 1212 and second input terminal 1112 that equals with second wire 1232 quantity again, carry the zero line end to receiving end 112 at last, the live wire end circular telegram back of first power plug 122, the electric current shunts through two and above third wire 1233, successively through third output terminal 1213 and third input terminal 1113 that equals with third wire 1233 quantity again, carry the live wire end to receiving end 112 at last, the utility model discloses a charger can shunt the electric current of high-power and carry, its safety and stability.

Referring to fig. 2, 4 and 6, the number of the second input terminals 1112 is two, and the number of the third input terminals 1113 is two. The second output terminals 1212 are provided in two, and the third output terminals 1213 are provided in two. The second conductive lines 1232 are provided in two, and the third conductive lines 1233 are provided in two. The structure can be connected with a generator and a 380V industrial power supply for charging.

Referring to fig. 5, the number of the power receiving terminals 112 is two, the first input terminal 1111 is connected to the ground terminals of the two power receiving terminals 112 through two wires, the two second input terminals 1112 are connected to the zero line terminals of the two power receiving terminals 112 through two wires, respectively, in a one-to-one correspondence manner, and the two third input terminals 1113 are connected to the fire line terminals of the two power receiving terminals 112 through two wires, respectively, in a one-to-one correspondence manner. The above structure charges two electronic devices simultaneously through the two power receiving terminals 112.

Referring to fig. 6, at least one second conductive line 1232 is provided with a switch for switching the second conductive line 1232. At least one third conductive line 1233 is provided with a switch for switching the third conductive line 1233 on and off. In the above structure, when one second conductive line 1232 and one third conductive line 1233 are kept in a conductive state, the first power line 12 can be charged in compliance with 220V household electricity.

Please refer to fig. 7 and fig. 8, in conjunction with fig. 2. The charger further includes a second power cord 13 for connection with a low power source, which includes a second cord connector 131, a second power plug 132, and a third charging cord 133. The second wire connector 131 is detachably connected to the body connector 111, and the second wire connector 131 includes a fourth output terminal 1311, a fifth output terminal 1312, and a sixth output terminal 1313. The fifth output terminals 1312 and the second input terminals 1112 are equal in number, and the sixth output terminals 1313 and the third input terminals 1113 are equal in number. When the second wire connector 131 is connected to the body connector 111, the fourth output terminal 1311 is in contact with the first input terminal 1111, the fifth output terminal 1312 is in one-to-one contact with the second input terminal 1112, and the sixth output terminal 1313 is in one-to-one contact with the third input terminal 1113. The second power plug 132 is used to connect with a low power outlet. A third charging wire 133 is connected between the second wire connector 131 and the second power plug 132, and includes a fourth wire 1331, a fifth wire 1332, and a sixth wire 1333. The ground terminal of the second power plug 132 is connected to the fourth output terminal 1311 via a fourth wire 1331, the neutral terminal of the second power plug 132 is connected to the fifth output terminal 1312 via a fifth wire 1332, and the live terminal of the second power plug 132 is connected to the sixth output terminal 1313 via a sixth wire 1333. The structure can be connected with 220V household electricity for charging.

Referring to fig. 2 and 4, the body connector 111 further includes an inner cylinder 1114, and the first input terminal 1111, the second input terminal 1112, and the third input terminal 1113 are all disposed inside the inner cylinder 1114. The first wire connector 121 also includes an outer barrel 1214 and a core 1215. The first output terminal 1211, the second output terminal 1212, and the third output terminal 1213 are all provided in the connection core 1215, the connection core 1215 is provided in the outer joint barrel 1214, and a gap is provided between the outer side wall of the connection core 1215 and the inner side wall of the outer joint barrel 1214. When the first wire connector 121 is connected to the body connector 111, the connection core 1215 is positioned and inserted into the inner connection barrel 1114, the inner connection barrel 1114 is positioned and inserted into a gap between an outer sidewall of the connection core 1215 and an inner sidewall of the outer connection barrel 1214, the first input terminals 1111 are inserted into the first output terminals 1211, the second input terminals 1112 are inserted into the second output terminals 1212 in a one-to-one correspondence, and the third input terminals 1113 are inserted into the third output terminals 1213 in a one-to-one correspondence. The above structure makes the connection between the body connector 111 and the first wire connector 121 convenient and stable.

With reference to fig. 2 and fig. 4, the outer sidewall of the inner connecting cylinder 1114 is provided with a fool-proof strip 11141 along the axial direction thereof, the inner sidewall of the outer connecting cylinder 1214 is provided with a fool-proof groove 12141 along the axial direction thereof, and when the first wire connector 121 is connected to the body connector 111, the fool-proof strip 11141 is positioned and inserted into the fool-proof groove 12141. The structure can effectively prevent wrong connection of the terminals.

The diameter of the first input terminal 1111 is larger than the diameter of the second input terminal 1112 and the diameter of the third input terminal 1113, and the inner diameter of the first output terminal 1211 matches the diameter of the first input terminal 1111. The structure can reduce the impedance of equipment and the ground, and prevent the safety of a user from being effectively protected in a possible electric leakage scene.

With continued reference to fig. 2, the end of the first input terminal 1111 is provided with a chamfered structure for facilitating insertion of the first output terminal 1211, the end of the second input terminal 1112 is provided with a chamfered structure for facilitating insertion of the second output terminal 1212, and the end of the third input terminal 1113 is provided with a chamfered structure for facilitating insertion of the third output terminal 1213. The structure is convenient for splicing.

Referring to fig. 2, the body connector 111 is disposed at one side of the charger body 11, two sides of the charger body 11 adjacent to the body connector 111 are a first side 113 and a second side 114, respectively, and the first side 113 and the second side 114 are both provided with a buckle 115. The two power receiving terminals 112 are provided, the two power receiving terminals 112 are connected to a connecting line 116, one of the connecting lines 116 is connected to the first side 113 and can be bent to the second side 114, so that one of the body connectors 111 can be positioned and clamped with a buckle 115 located on the second side 114 (due to the shielding relationship, the illustration is not complete). Another connecting line 116 is connected to the second side 114 and can be bent to the first side 113, so that another body connector 111 can be positioned and clamped with the buckle 115 on the first side 113. The structure is convenient to store, convenient to charge and free of mutual interference.

Referring to fig. 9, a second embodiment of the charger according to the present invention is different from the charger of the first embodiment in that the number of the power receiving terminals 212 of the charger of the present embodiment is one. The body connector 211 includes a first input terminal 2111, two second input terminals 2112, and two third input terminals 2113. The first input terminal 2111 is connected to the ground terminal of the power receiving terminal 212 by a wire, the two second input terminals 2112 are connected to the neutral terminal of the power receiving terminal 112 by wires, and the two third input terminals 2113 are connected to the live terminal of the power receiving terminal 112 by wires. This configuration is suitable for the case where there is only one power receiving terminal 212.

Referring to fig. 10, a third embodiment of the charger according to the present invention is different from the charger of the first embodiment in that three power receiving terminals 212 of the charger of the present embodiment are provided and are divided into two groups. The ground terminals of all the power receiving terminals 312 are respectively connected to the first input terminal 3111 through wires, one of the second input terminals 3112 is connected to the neutral terminal of one of the power receiving terminals 312 through a wire, and the other second input terminal 3112 is connected to the neutral terminal of the other power receiving terminal 312 through a wire. One of the third input terminals 3113 is connected to the live wire ends of one of the groups of power receiving terminals 312 in a one-to-one correspondence by a conductive wire, and the other third input terminal 3113 is connected to the live wire ends of the other group of power receiving terminals 312 by a conductive wire. This configuration is suitable for the case where there are three power receiving terminals 312.

The utility model discloses a use method of charger:

1) when a 380V industrial power supply, a generator and other high-power supplies are used for charging, the first power line 12 is connected with the charger body 11, the first power plug 122 is plugged in the high-power supply, and the electronic equipment is connected with the power receiving end 112 for charging;

2) when the low-power supply of 220V household electricity is used for charging, the second power line 13 is connected with the charger body 11, the second power plug 132 is plugged in the household power supply, and the electronic device is connected with the power receiving end 112 for charging.

This is the method of using the charger of the preferred embodiment.

The utility model discloses a charger, when first power plug connects high-power, after first power plug's zero line end circular telegram, the electric current shunts through two and above second wires, successively through second output terminal and the second input terminal that equals with second wire quantity again, carries the zero line end to the end that receives electricity at last, after first power plug's live wire end circular telegram, the electric current shunts through two and above third wires, successively again through the third output terminal and the third input terminal that equals with third wire quantity, carries the live wire end to the end that receives electricity at last, the utility model discloses a charger can shunt the electric current of high-power and carry, its safety and stability.

In summary, although the present invention has been disclosed with reference to the preferred embodiments, the scope of the present invention is not limited thereto, and any person skilled in the art can substitute or change the technical solution of the present invention within the technical scope of the present invention.

Claims

1. A charger, comprising:

2. The charger according to claim 1, wherein the second input terminals are provided in two, the third input terminals are provided in two, the second output terminals are provided in two, the third output terminals are provided in two, the second conductive lines are provided in two, and the third conductive lines are provided in two.

3. The charger according to claim 2, wherein there are two power receiving terminals, the first input terminal is connected to the ground terminals of the two power receiving terminals through two wires, the two second input terminals are connected to the zero line terminals of the two power receiving terminals through two wires, respectively, in a one-to-one correspondence, and the two third input terminals are connected to the live line terminals of the two power receiving terminals through two wires, respectively, in a one-to-one correspondence.

4. The charger according to claim 2, wherein the power receiving terminals are three or more and divided into two groups; and the grounding ends of all the power receiving ends are respectively connected with the first input terminals through leads, one of the second input terminals is connected with the zero line end of one of the power receiving ends through a lead, the other second input terminal is connected with the zero line end of the other power receiving end through a lead, one of the third input terminals is connected with the live wire end of one of the power receiving ends through a lead, and the other third input terminal is connected with the live wire end of the other power receiving end through a lead.

5. The charger of claim 1, further comprising a second power cord for connection to a low power supply, comprising:

6. The charger according to claim 1, wherein the body connector further comprises an inner connecting cylinder, and the first input terminal, the second input terminal and the third input terminal are all disposed inside the inner connecting cylinder;

the first line connector further comprises an outer connecting cylinder and a connecting core, the first output terminal, the second output terminal and the third output terminal are arranged in the connecting core, the connecting core is arranged in the outer connecting cylinder, a gap is formed between the outer side wall of the connecting core and the inner side wall of the outer connecting cylinder, when the first line connector is connected with the body connector, the connecting core is positioned and inserted in the inner connecting cylinder, the inner connecting cylinder is positioned and inserted in the gap between the outer side wall of the connecting core and the inner side wall of the outer connecting cylinder, the first input terminal is inserted in the first output terminal, the second input terminals are inserted in the second output terminal in a one-to-one manner, and the third input terminals are inserted in the third output terminal in a one-to-one manner.

7. The charger according to claim 6, wherein the outer sidewall of the inner connecting cylinder is provided with a fool-proof strip along the axial direction thereof, the inner sidewall of the outer connecting cylinder is provided with a fool-proof groove along the axial direction thereof, and when the first wire connector is connected with the body connector, the fool-proof strip is positioned and inserted in the fool-proof groove.

8. The charger of claim 6, wherein the diameter of the first input terminal is larger than the diameter of the second input terminal and the diameter of the third input terminal, and the inner diameter of the first output terminal matches the diameter of the first input terminal.

9. The charger according to claim 6, wherein an end of the first input terminal is provided with a chamfered structure for facilitating insertion of the first output terminal, an end of the second input terminal is provided with a chamfered structure for facilitating insertion of the second output terminal, and an end of the third input terminal is provided with a chamfered structure for facilitating insertion of the third output terminal.

10. The charger according to claim 1, wherein the body connector is disposed on one side of the charger body, two sides of the charger body adjacent to the body connector are respectively a first side and a second side, the first side and the second side are both provided with a buckle, the two power receiving ends are both connected with connecting wires, one of the connecting wires is connected with the first side and can be bent to the second side, so that one of the body connectors can be connected with the buckle positioning clamp on the second side, and the other connecting wire is connected with the second side and can be bent to the first side, so that the other body connector can be connected with the buckle positioning clamp on the first side.