Charging device

Abstract

The utility model provides a charging device. The charging equipment comprises a shell which is provided with an accommodating cavity; the heat separation structure is arranged in the shell, and the accommodating cavity is divided into a plurality of heat insulation areas by the heat separation structure; and the plurality of heat source electric devices are respectively arranged in the plurality of heat insulation areas. According to the charging equipment provided by the embodiment of the invention, the accommodating cavity in the shell is divided into the plurality of heat insulation areas through the heat separation structures, and the plurality of heat source electric devices are respectively arranged in the plurality of heat insulation areas, so that the plurality of heat source electric devices are separated by the heat separation structures, the effect of uniformly distributing heat sources in the charging equipment is realized, and the heat dissipation efficiency is further improved; and the safety and performance of charging equipment are ensured.

Description

TECHNICAL FIELD

[0001] The utility model relates to power supply technical field especially relates to a charging equipment. BACKGROUND

[0002] The existing charging equipment in order to pursue miniaturization design, usually with internal device in more compact way stack, but ignore the mutual influence between heat source device, and heat source arrangement too concentrated will cause a series of problems. With the mobile power (especially has the charger function mobile power) for example, when heat source device concentrates in the mobile power certain area, can cause the area temperature rapid rise, this temperature unevenness can cause local overheating, influence mobile power internal device's performance and life, even can cause component damage or safety accident, the electric core (battery) is one of mobile power main heat sources, if the battery heat can not be effectively dispersed, will lead to battery temperature rise, influence its charge and discharge efficiency, accelerate battery aging, reduce overall service life, if heat source is too concentrated, even if mobile power design has the heat dissipation system, can be difficult to heat quickly and effectively conducts to the external environment, leads to heat dissipation efficiency reduction, and high temperature can influence mobile power internal circuit's performance, leads to circuit to work unstable, even appears short circuit fault, and mobile power internal temperature is too high and can cause battery thermal runaway increases the risk of explosion and fire, causes personal injury and property loss to the user.

[0003] Therefore, the urgent need for a kind of charging equipment to realize the local temperature too high caused by internal heat source device concentrated arrangement, low heat dissipation efficiency, influence the safety and performance of charging equipment. UTILITY MODEL CONTENT

[0004] In order to improve at least part of the above shortcomings or deficiencies, the embodiment of the utility model provides a kind of charging equipment.

[0005] Specifically, the utility model embodiment provides a kind of charging equipment, comprising: shell, with accommodating cavity;Thermal separation structure, is set in the shell, and the thermal separation structure separates the accommodating cavity into multiple heat insulation areas;And multiple heat source electric devices, are respectively arranged in multiple heat insulation areas.

[0006] In an embodiment of the utility model, multiple heat insulation areas include high-pressure heat insulation cavity and low-pressure heat insulation cavity, and multiple heat source electric devices include high-voltage electric device and low-voltage electric device, the high-voltage electric device is arranged in the high-pressure heat insulation cavity, and the low-voltage electric device is arranged in the low-pressure heat insulation cavity.

[0007] In one embodiment of the utility model, the thermal separation structure includes high-pressure insulation part and low-pressure insulation part, the high-pressure insulation part forms high-pressure insulation cavity, the low-pressure insulation part forms low-pressure insulation cavity, the low-pressure electrical device includes electric core, the electric core is located in the low-pressure insulation cavity.

[0008] In one embodiment of the utility model, the high-pressure insulation part and the low-pressure insulation part are sequentially arranged along the length direction of the shell.

[0009] In one embodiment of the utility model, the shell includes first shell and second shell that are oppositely arranged along the length direction, the high-pressure insulation part is arranged on the side close to the first shell, and the low-pressure insulation part is arranged on the side close to the second shell.

[0010] In one embodiment of the utility model, the charging device further includes pin and charging interface, the pin is arranged on the first shell, and the charging interface is arranged on the second shell.

[0011] In one embodiment of the utility model, the high-pressure insulation part includes second insulation plate, the high-pressure insulation cavity is formed between the second insulation plate and the first shell, or the high-pressure insulation part includes oppositely arranged first insulation plate and second insulation plate, the first insulation plate is arranged close to the first shell, and the high-pressure insulation cavity is formed between the first insulation plate and the second insulation plate.

[0012] In one embodiment of the utility model, the low-pressure insulation part includes third insulation plate, the low-pressure insulation cavity is formed between the third insulation plate and the second shell, the third insulation plate and the second insulation plate are separately arranged, or the third insulation plate and the second insulation plate are integrally formed.

[0013] In one embodiment of the utility model, the high-pressure insulation part further includes fourth insulation plate, the fourth insulation plate is arranged between the first insulation plate and the second insulation plate, and divides the high-pressure insulation cavity into first installation position and second installation position, the high-pressure electrical device includes first circuit board and second circuit board, the first circuit board is arranged in the first installation position, and the second circuit board is arranged in the second installation position, the first circuit board is provided with rectifier filter circuit, and / or the second circuit board is provided with transformer circuit.

[0014] In one embodiment of the utility model, the low-pressure insulation part is provided with electric core installation position, and the electric core is arranged on the electric core installation position.

[0015] In one embodiment of the utility model, the electric core installation position extends along the length direction of the shell, and the electric core is placed along the length direction of the shell.

[0016] In one embodiment of the utility model, the low-voltage electrical device includes a third circuit board, the third circuit board is provided with direct current conversion circuit, the low-voltage heat insulation piece further includes a fifth heat insulation plate, the fifth heat insulation plate is connected the third heat insulation plate, and forms third installation site and the electric core installation site at both sides of the fifth heat insulation plate, and the third circuit board is arranged in the third installation site.

[0017] In one embodiment of the utility model, the low-voltage electrical device further includes a fourth circuit board, the fourth circuit board is provided with digital display tube circuit and / or the charging interface;The low-voltage heat insulation piece and the second shell are further provided with a fourth installation site, and the fourth circuit board is arranged in the fourth installation site.

[0018] In one embodiment of the utility model, the low-voltage heat insulation piece is further provided with a fifth installation site, the third installation site and the fifth installation site are adjacently arranged on the same side of the fifth heat insulation plate, and the fifth installation site is arranged on the side close to the charging interface;The charging equipment further includes: a telescopic wire module arranged on the fifth installation site.

[0019] In one embodiment of the utility model, a plurality of the heat source electrical devices include a plurality of charging circuit boards and a plurality of electronic components, and the electronic components are arranged on the charging circuit boards.

[0020] In one embodiment of the utility model, the electrical device includes an electric core;A plurality of the heat insulation regions include a first heat insulation region, a second heat insulation region, a third heat insulation region and a fourth heat insulation region, the first heat insulation region and the second heat insulation region are arranged separately along the width direction of the shell, the third heat insulation region and the fourth heat insulation region are arranged separately along the width direction of the shell, and the first heat insulation region and the third heat insulation region are arranged separately along the length direction of the shell;The electric core is arranged in the fourth heat insulation region, and the electronic components include: an electrolytic capacitor arranged in the first heat insulation region;A charging protocol chip and a charge and discharge management chip arranged in the second heat insulation region;A master control chip and a transformer arranged in the third heat insulation region.

[0021] As can be seen from the above, the technical features of the utility model can have one or more of the following beneficial effects: the charging equipment provided in the embodiment is arranged with a heat separation structure in the shell, the heat separation structure separates the containing cavity in the shell into a plurality of heat insulation regions, and a plurality of heat source electrical devices are arranged in the plurality of heat insulation regions, so that the plurality of heat source electrical devices are separated by the heat separation structure and uniformly distributed in the containing cavity, achieving the effect of uniform distribution of internal heat sources of the charging equipment, thereby improving the heat dissipation efficiency and ensuring the safety and performance of the charging equipment. BRIEF DESCRIPTION OF DRAWINGS

[0022] In order to more clearly illustrate the technical scheme of the embodiments of the present application, the drawings needed in the embodiment description will be briefly introduced as follows. Obviously, the drawings in the following description are only some embodiments of the present application, and for those skilled in the art, other drawings can also be obtained from these drawings without creative labor.

[0023] Figure 1 The structural schematic diagram of the charging equipment provided by the present application is shown.

[0024] Figure 2 And Figure 3 The structural schematic diagram of the charging equipment provided by the present application is shown. Figure 1 The exploded structural schematic diagram of the charging equipment provided by the present application is shown.

[0025] Figure 4 And Figure 5 The structural schematic diagram of the charging equipment provided by the present application is shown. Figure 2 The structural schematic diagram of the middle-high pressure insulation part provided by the present application is shown.

[0026] Figure 6 And Figure 7 The structural schematic diagram of the middle-low pressure insulation part provided by the present application is shown. Figure 2 The structural schematic diagram of the middle-low pressure insulation part provided by the present application is shown.

[0027] Figure 8 And Figure 9 The structural schematic diagram of the middle-low pressure insulation part provided by the present application is shown. Figure 2 The structural schematic diagram of the middle-low pressure insulation part provided by the present application is shown.

[0028] Figure 10 The structural schematic diagram of the middle-low pressure insulation part provided by the present application is shown. Figure 2 The structural schematic diagram of the middle-low pressure insulation part provided by the present application is shown.

[0029] Figure 11 And Figure 12 The structural schematic diagram of the middle-low pressure insulation part provided by the present application is shown. Figure 2 The structural schematic diagram of the middle-low pressure insulation part provided by the present application is shown.

[0030] Figure 13 And Figure 14 The structural schematic diagram of the middle-low pressure insulation part provided by the present application is shown. Figure 2 The structural schematic diagram of the middle-low pressure insulation part provided by the present application is shown.

[0031] Main element number:

[0032] 10, charging device; 100, shell; 110, first shell; 120, second shell; 130, third shell; 140, fourth shell; 200, thermal separation structure; 210, high-voltage thermal insulation; 211, first thermal insulation plate; 212, second thermal insulation plate; 213, fourth thermal insulation plate; 201, first mounting position; 202, second mounting position; 220, low-voltage thermal insulation; 221, third thermal insulation plate; 222, fifth thermal insulation plate; 203, third mounting position; 205, cell mounting position; 206, fifth mounting position; 310, first circuit board; 311, electrolytic capacitor; 312, fuse; 313, common mode inductor; 314, rectifier bridge; 320, second circuit board; 321, main control chip; 322, optocoupler; 323, solid-state capacitor; 324, transformer; 330, third circuit board; 331, charge and discharge management chip; 332, first socket; 333, second socket; 334, charging protocol chip; 340, fourth circuit board; 341, digital display tube support; 342, digital display tube; 343, third socket; 350, cell; 360, flexible wire module; 370, heat equalizing piece; 400, pin; 500, charging interface; 700, hanging rope. DETAILED DESCRIPTION

[0033] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0034] Referring to Figures 1 to 3 The charging device 10 provided by the embodiments of the present application can specifically include, for example: a shell 100, a thermal separation structure 200, and a plurality of heat source electrical devices.

[0035] The shell 100 is the outer shell of the charging device 10, and the shell 100 has a receiving cavity. The thermal separation structure 200 is arranged in the shell 100, and the thermal separation structure 200 separates the receiving cavity into a plurality of thermal insulation regions. The thermal separation structure 200 can be fixedly connected to the shell 100, for example. The plurality of heat source electrical devices are arranged in the plurality of thermal insulation regions, respectively. The number of thermal insulation regions can be set according to the needs of the heat source electrical devices, for example. By arranging the thermal separation structure 200, the plurality of heat source electrical devices are arranged in regions, so that the heat sources can be uniformly distributed, and the heat sources can be separated by the thermal separation structure 200.

[0036] The charging device 10 provided in the embodiment can realize the effect of uniform distribution of heat sources inside the charging device 10 by arranging the heat separation structure 200 in the shell 100, separating the accommodating cavity in the shell 100 into a plurality of heat insulation areas, and arranging a plurality of heat source electrical devices in the plurality of heat insulation areas, so that the plurality of heat source electrical devices are separated by the heat separation structure 200 and uniformly distributed in the accommodating cavity, thereby improving the heat dissipation efficiency and ensuring the safety and performance of the charging device.

[0037] Further, in one embodiment of the present embodiment, the plurality of heat source electrical devices may, for example, include a plurality of charging circuit boards and a plurality of electronic components, and the electronic components are arranged on the charging circuit boards. In another embodiment of the present embodiment, the plurality of heat source electrical devices may, for example, include a plurality of charging circuit boards, a plurality of electronic components, and the battery cell 350, and the electronic components are arranged on the charging circuit boards. By arranging the electronic components on the plurality of charging circuit boards and arranging the charging circuit boards in the plurality of heat insulation areas, the distribution of the heat source devices in the accommodating cavity is relatively uniform, thereby achieving the effect of more optimal uniform heat dissipation.

[0038] In the present embodiment, the charging device 10 may, for example, be a mobile power supply, a power adapter, or a mobile power supply with a charger function. The charging device 10 of the present embodiment will be described in detail below by taking a mobile power supply with a charger function as an example.

[0039] Referring again to Figures 2 to 7 , the plurality of heat insulation areas may, for example, include a high-voltage heat insulation cavity and a low-voltage heat insulation cavity. The plurality of heat source electrical devices include high-voltage electrical devices and low-voltage electrical devices, and the high-voltage electrical devices are arranged in the high-voltage heat insulation cavity, and the low-voltage electrical devices are arranged in the low-voltage heat insulation cavity.

[0040] The heat separation structure 200 may, for example, include a high-voltage heat insulation member 210 and a low-voltage heat insulation member 220, the high-voltage heat insulation member 210 forms the high-voltage heat insulation cavity, and the low-voltage heat insulation member 220 forms the low-voltage heat insulation cavity. By the high-voltage heat insulation member 210 and the low-voltage heat insulation member 220, not only can the plurality of heat source electrical devices be separated by the heat separation structure 200, so that the plurality of heat source electrical devices are uniformly distributed, but also the high-voltage electrical devices and the low-voltage electrical devices can be arranged separately, thereby further avoiding the mutual influence between the high-voltage electrical devices and the low-voltage electrical devices, further improving the effect of uniform heat dissipation, and improving the safety and performance of the charging device 10. In the present embodiment, the low-voltage electrical devices may, for example, include the battery cell 350, and the battery cell 350 is arranged in the low-voltage heat insulation cavity.

[0041] Further, in one embodiment of the present embodiment, the high-voltage insulation member 210 and the low-voltage insulation member 220 are arranged in sequence along the length direction of the housing 100. By such arrangement, the heat transfer area between the high-voltage electrical device and the low-voltage electrical device can be reduced, so that the influence between the high-voltage electrical device and the low-voltage electrical device can be further reduced. Referring again to Figure 2 and Figure 3 , the housing 100 comprises a first housing 110 and a second housing 120 arranged opposite along the length direction, and a third housing 130 and a fourth housing 140 arranged opposite along the width direction, the first housing 110, the second housing 120, the third housing 130 and the fourth housing 140 collectively form a receiving cavity. The high-voltage insulation member 210 is arranged close to the first housing 110, and the low-voltage insulation member 220 is arranged close to the second housing 120. The charging device 10 may, for example, further comprise a plug 400 arranged on the first housing 110 and a charging interface 500 arranged on the second housing 120.

[0042] Referring to Figure 4 and Figure 5 , in one embodiment of the present embodiment, the high-voltage insulation member 210 comprises a first insulation plate 211 and a second insulation plate 212 arranged opposite, and the first insulation plate 211 is arranged close to the first housing 110, and a high-voltage insulation cavity is formed between the first insulation plate 211 and the second insulation plate 212. In another embodiment of the present embodiment, the high-voltage insulation member 210 comprises the second insulation plate 212, and a high-voltage insulation cavity is formed between the second insulation plate 212 and the first housing 110.

[0043] Referring to Figure 6 and Figure 7 , the low-voltage insulation member 220 comprises a third insulation plate 221 arranged close to the second insulation plate 212, and a low-voltage insulation cavity is formed between the third insulation plate 221 and the second housing 120. By the arrangement of the insulation plates, the insulation plates and the housing can form separate insulation cavities. In one embodiment of the present embodiment, the third insulation plate 221 and the second insulation plate 212 may, for example, be arranged separately, and the third insulation plate 221 and the second insulation plate 212 may, for example, be integrally formed. In one embodiment of the present embodiment, the third insulation plate 221 and the second insulation plate 212 are arranged in contact, or the third insulation plate 221 and the second insulation plate 212 are arranged in separation. By the adjacent arrangement of the second insulation plate 212 and the third insulation plate 221, and by the thickness superposition of the second insulation plate 212 and the third insulation plate 221, the spacing between the high-voltage circuit board and the low-voltage circuit board can be further increased.

[0044] Referring again to Figure 4 and Figure 5For example, the high-voltage insulation part 210 can further include a fourth insulation plate 213 connected between the first insulation plate 211 and the second insulation plate 212, and dividing the high-voltage insulation cavity into the first installation position 201 and the second installation position 202. The high-voltage electrical device can include a first circuit board 310 and a second circuit board 320, the first circuit board 310 being arranged in the first installation position 201, and the second circuit board 320 being arranged in the second installation position 202. For example, the first circuit board 310 can be provided with a rectifier filter circuit, and / or the second circuit board 320 can be provided with a transformer circuit.

[0045] The low-voltage insulation part 220 can be provided with a battery installation position 205, and a battery 350 is arranged on the battery installation position 205. Referring to Figure 6 and Figure 7 , the low-voltage electrical device can include a third circuit board 330 provided with a direct current conversion circuit. The low-voltage insulation part 220 further includes a fifth insulation plate 222 connected to the third insulation plate 221, and forming a third installation position 203 and the battery installation position 205 on both sides of the fifth insulation plate 222, and the third circuit board 330 is arranged in the third installation position 203. Further, the battery installation position 205 can extend along the length direction of the shell 100, and the battery 350 is placed along the length direction of the shell 100. By such arrangement, the area of the battery 350 and the first circuit board 310 close to each other can be reduced, and the heat transfer area between the battery 350 and the first circuit board 310 can be reduced, so that the influence between the battery 350 and the first circuit board 310 due to heat generation can be further reduced.

[0046] The low-voltage electrical device can further include a fourth circuit board 340 provided with a digital display tube circuit and a charging interface 500. The low-voltage insulation part 220 and the second shell 120 are further provided with a fourth installation position, and the fourth circuit board 340 is arranged in the fourth installation position. Further, the fourth circuit board 340 is preferably not provided with a heat source device. The second shell 120 can be further provided with a hanging rope 700. Since the second shell 120 is provided with the charging interface 500 and the hanging rope 700, the second shell 120 is a high-frequency contact area for the user. By not arranging the heat source device, the second shell 120 can avoid the feeling of being too hot to touch due to high temperature rise, and affect the user experience.

[0047] For example, referring to Figure 8 and Figure 9 , the first circuit board 310 is provided with an electrolytic capacitor 311, a fuse 312, a common mode inductor 313, and a rectifier bridge 314; referring to Figure 10 , the second circuit board 320 is provided with a master control chip 321, an optocoupler 322, a solid-state capacitor 323, and a transformer 324; referring to Figure 11 andFigure 12 The third circuit board 330 is provided with a charge-discharge management chip 331, a first socket 332 for electrical connection with the battery cell cable, a second socket 333 electrically connected with the fourth circuit board 340 through a FPC (Flexible Printed Circuit), and a charging protocol chip 334. See Figure 13 and Figure 14 The fourth circuit board 340 can be provided with a digital display tube holder 341, a digital display tube 342, and a third socket 343 electrically connected with the third circuit board 330 through a FPC (Flexible Printed Circuit), of course, the present embodiment is not limited thereto. A heat equalizing member 370 can be further provided between the first circuit board 310 and the first housing 110, which can be a heat conducting member or a heat dissipating member, so as to further improve the heat dissipation effect. Of course, the heat equalizing member 370 can also be provided between other circuit boards and the housing 100, and the present embodiment is not limited thereto.

[0048] In one embodiment of the present embodiment, the plurality of heat insulation regions can include a first heat insulation region, a second heat insulation region, a third heat insulation region, and a fourth heat insulation region, the first heat insulation region and the second heat insulation region are arranged along the width direction of the housing 100, the third heat insulation region and the fourth heat insulation region are arranged along the width direction of the housing 100, and the first heat insulation region and the third heat insulation region are arranged along the length direction of the housing 100. The battery cell 350 is arranged in the fourth heat insulation region. The electronic components can include an electrolytic capacitor 311, a charging protocol chip 334, a charge-discharge management chip 331, a master control chip 321, and a transformer 324. The electrolytic capacitor 311 is arranged in the first heat insulation region; the charging protocol chip 334 and the charge-discharge management chip 331 are arranged in the second heat insulation region; the master control chip 321 and the transformer 324 are arranged in the third heat insulation region. Of course, the present embodiment is not limited thereto.

[0049] See Figure 3 and Figure 6 The low-voltage heat insulation member 220 is further provided with a fifth mounting position 206, the third mounting position 203 and the fifth mounting position 206 are arranged on the same side of the fifth heat insulation plate 222, and the fifth mounting position 206 is arranged on the side close to the charging interface 500. The second housing 120 can be further provided with a retractable wire joint, and the charging device 10 further includes a retractable wire module 360 arranged on the fifth mounting position 206 and connected with the retractable wire joint. Through the arrangement of the retractable wire module 360, the user can stretch or retract the retractable wire through the retractable wire joint for charging, thereby increasing the function of data line storage, so that the user does not need to carry additional data line, and the internal space of the charging device 10 is fully utilized.

[0050] In addition, it can be understood that the foregoing various embodiments are only exemplary descriptions of the present application, and under the premise that the technical features do not conflict, the structures are not contradictory, and the purpose of the application is not violated, the technical solutions of various embodiments can be arbitrarily combined and used.

[0051] In several embodiments provided in the present application, it should be understood that the disclosed system, device and method can be implemented in other ways. For example, the above-described device embodiments are only schematic, for example, the division of the units is only a logical function division, and actual implementation can have another division manner, for example, multiple units or components can be combined or integrated into another system, or some features can be ignored or not executed. In addition, the displayed or discussed mutual coupling or direct coupling or communication connection can be indirect coupling or communication connection through some interface, device or unit, and can be electrical, mechanical or other forms.

[0052] The units described as separate components can or can not be physically separate, and the components shown as units can or can not be physical units, that is, they can be located in one place, or they can be distributed on multiple network units. According to actual needs, part or all of the units can be selected to achieve the purpose of the embodiment scheme.

[0053] Finally, it should be noted that: the above embodiments are only used to illustrate the technical solutions of the present application, and not to limit them; although the present application has been described in detail with reference to the foregoing embodiments, those skilled in the art should understand that: it can still modify the technical solutions recorded in the foregoing embodiments, or make equivalent replacement for part of the technical features; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the spirit and scope of the technical solutions of the embodiments of the present application.

Claims

1. A charging device, characterized by, The application relates to a shell with a containing cavity, a heat separation structure arranged in the shell and separating the containing cavity into multiple heat insulation areas, and multiple heat source electric devices arranged in the multiple heat insulation areas. The multiple heat insulation areas include a high-voltage heat insulation cavity and a low-voltage heat insulation cavity, and the multiple heat source electric devices include high-voltage electric devices and low-voltage electric devices, wherein the high-voltage electric devices are arranged in the high-voltage heat insulation cavity, and the low-voltage electric devices are arranged in the low-voltage heat insulation cavity. The heat separation structure includes a high-voltage heat insulation part and a low-voltage heat insulation part, the high-voltage heat insulation part forms the high-voltage heat insulation cavity, and the low-voltage heat insulation part forms the low-voltage heat insulation cavity; the low-voltage electric devices include an electric core arranged in the low-voltage heat insulation cavity. The high-voltage heat insulation part and the low-voltage heat insulation part are sequentially arranged along the length direction of the shell. The shell includes a first shell and a second shell oppositely arranged along the length direction; the high-voltage heat insulation part is arranged on the side close to the first shell, and the low-voltage heat insulation part is arranged on the side close to the second shell.

2. The charging apparatus according to claim 1, wherein The application further relates to a plug and a charging interface, wherein the plug is arranged on the first shell, and the charging interface is arranged on the second shell.

3. The charging apparatus according to claim 2, wherein The high-voltage heat insulation part includes a second heat insulation plate, and the high-voltage heat insulation cavity is formed between the second heat insulation plate and the first shell; or the high-voltage heat insulation part includes oppositely arranged first and second heat insulation plates, the first heat insulation plate is arranged close to the first shell, and the high-voltage heat insulation cavity is formed between the first and second heat insulation plates.

4. The charging apparatus according to claim 3, wherein The low-voltage heat insulation part includes a third heat insulation plate, and the low-voltage heat insulation cavity is formed between the third heat insulation plate and the second shell; the third heat insulation plate and the second heat insulation plate are separately arranged, or the third heat insulation plate and the second heat insulation plate are integrally formed.

5. The charging apparatus according to claim 3, wherein The high-voltage heat insulation part further includes a fourth heat insulation plate arranged between the first and second heat insulation plates and separating the high-voltage heat insulation cavity into a first mounting position and a second mounting position; the high-voltage electric devices include first and second circuit boards, the first circuit board is arranged in the first mounting position, and the second circuit board is arranged in the second mounting position; the first circuit board is provided with a rectifier filter circuit, and / or the second circuit board is provided with a transformer circuit.

6. The charging apparatus according to claim 5, wherein The low-voltage heat insulation part is provided with an electric core mounting position, and the electric core is arranged on the electric core mounting position. The electric core mounting position extends along the length direction of the shell, and the electric core is placed along the length direction.

7. The charging apparatus according to claim 6, wherein The low-voltage electric devices include a third circuit board provided with a direct current conversion circuit, the low-voltage heat insulation part further includes a fifth heat insulation plate connected to the third heat insulation plate and forming a third mounting position and the electric core mounting position on the two sides of the fifth heat insulation plate, and the third circuit board is arranged in the third mounting position.

8. The charging apparatus of claim 7, wherein, ​ 9. The charging apparatus of claim 7, wherein, ​ 10. The charging apparatus of claim 8, wherein, ​ 11. The charging apparatus of claim 10, wherein, ​ 12. The charging apparatus of claim 10, wherein, ​ 13. The charging apparatus of claim 10, wherein, The low-voltage electric device further comprises a fourth circuit board provided with a digital display tube circuit and / or the charging interface; a fourth mounting position is further arranged between the low-voltage thermal insulation member and the second shell, and the fourth circuit board is arranged in the fourth mounting position.

14. The charging apparatus of claim 12, wherein, A fifth mounting position is further arranged on the low-voltage thermal insulation member, the third mounting position and the fifth mounting position are arranged on the same side of the fifth thermal insulation plate, and the fifth mounting position is arranged on the side close to the charging interface. The charging device further comprises a telescopic wire module arranged on the fifth mounting position.

15. The charging apparatus of claim 1, wherein, The plurality of heat source electric devices comprise a plurality of charging circuit boards and a plurality of electronic components, and the electronic components are arranged on the charging circuit boards.

16. The charging apparatus of claim 15, wherein, The heat source electric device comprises a battery cell; the plurality of thermal insulation regions comprise a first thermal insulation region, a second thermal insulation region, a third thermal insulation region and a fourth thermal insulation region, the first thermal insulation region and the second thermal insulation region are arranged in a width direction of the shell, the third thermal insulation region and the fourth thermal insulation region are arranged in the width direction of the shell, and the first thermal insulation region and the third thermal insulation region are arranged in a length direction of the shell; the battery cell is arranged in the fourth thermal insulation region, and the electronic components comprise: an electrolytic capacitor arranged in the first thermal insulation region; a charging protocol chip and a charge and discharge management chip arranged in the second thermal insulation region; a master control chip and a transformer arranged in the third thermal insulation region.

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