WO2024061329A1 - Connector having fuse function - Google Patents
Connector having fuse function Download PDFInfo
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- WO2024061329A1 WO2024061329A1 PCT/CN2023/120475 CN2023120475W WO2024061329A1 WO 2024061329 A1 WO2024061329 A1 WO 2024061329A1 CN 2023120475 W CN2023120475 W CN 2023120475W WO 2024061329 A1 WO2024061329 A1 WO 2024061329A1
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- WO
- WIPO (PCT)
- Prior art keywords
- fuse
- connector
- connecting piece
- function according
- electrically connected
- Prior art date
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- 230000002787 reinforcement Effects 0.000 claims description 16
- 238000000034 method Methods 0.000 claims description 13
- 238000002788 crimping Methods 0.000 claims description 8
- 238000003466 welding Methods 0.000 claims description 8
- 239000000919 ceramic Substances 0.000 claims description 3
- 239000011521 glass Substances 0.000 claims description 3
- 238000002347 injection Methods 0.000 claims description 3
- 239000007924 injection Substances 0.000 claims description 3
- 238000009826 distribution Methods 0.000 abstract description 3
- 238000009434 installation Methods 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 4
- 238000010521 absorption reaction Methods 0.000 description 3
- 230000035939 shock Effects 0.000 description 3
- 239000000243 solution Substances 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000002485 combustion reaction Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000002269 spontaneous effect Effects 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 101100233916 Saccharomyces cerevisiae (strain ATCC 204508 / S288c) KAR5 gene Proteins 0.000 description 1
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/66—Structural association with built-in electrical component
- H01R13/68—Structural association with built-in electrical component with built-in fuse
- H01R13/684—Structural association with built-in electrical component with built-in fuse the fuse being removable
Definitions
- This application relates to the technical field of connectors, and in particular to a connector with a safety function.
- power battery systems generally use fuses to connect the connector and other components of the power battery system to protect the entire current loop. Since the fuse has a single structure, it needs to be installed in the high-voltage control box (PDU). Since the installation and removal of the fuse installed in the high-voltage control box is complicated, the maintainability of the circuit of the power battery system is poor.
- PDU high-voltage control box
- This application aims to solve the complex technical problems of installing and disassembling fuses in the prior art, and provides a connector with a safety function.
- the present application provides a connector with a safety function, including a connector housing, at least one terminal at least partially disposed in the connector housing, and at least one cable, where the terminal is electrically connected to the cable;
- An insurance mechanism is provided in the connector housing; the insurance mechanism includes a detachable current overload protection part and a first connector and a second connector electrically connected to both ends of the current overload protection part; the third connector is electrically connected to both ends of the current overload protection part.
- a connecting piece is electrically connected to at least one of the terminals, and the second connecting piece is electrically connected to at least one of the cables.
- the second connecting member and the cable are connected by bolting, welding, riveting, crimping or splicing.
- connection method between the terminal and the first connector is bolting, welding, riveting, crimping or splicing.
- the current overload protection part is a fuse
- the first connecting piece and the second connecting piece have slots
- both ends of the fuse are clamped with the slots.
- the current overload protection part is a fuse
- the first connector and the second connector are both provided with screws
- both ends of the fuse are provided with through holes
- the screws pass through the Through hole and removable connection with nut.
- the fuse is a thermal fuse, a fast-blow fuse, a slow-blow fuse, a ceramic tube fuse or a glass tube fuse.
- the connector housing further includes a fixed reinforced base for fixing the fuse, and the fixed reinforced base is located between the first connecting piece and the second connecting piece.
- the fixed reinforcement base and the connector housing are snap-fitted, bolted, spliced, or integrally injection molded.
- the fixed reinforcement base has a fixing groove with an opening, and the fuse is clamped in the opening.
- the fixed reinforcement base has a fixing groove with an opening, and a snap-in portion that closes the opening.
- the fuse is placed in the opening, and the snap-in portion limits the movement of the fuse.
- the current overload protection part is an air switch, a fuse, a circuit breaker, a relay or an actuator.
- the detachable fuse is located in the connector, which is easy to disassemble and replace, saving time and reducing the need to disassemble important charging components, thus improving the safety of the line;
- Figure 1 is a schematic structural diagram of a connector with a safety function in this application
- FIG. 2 is a schematic diagram of the internal structure of the connector housing of this application.
- FIG3 is a schematic diagram of a bolt connection structure between a fuse and a first connecting member of the present application
- Figure 4 is a top view of the fuse and the first connector and the second connector of the present application.
- Figure 5 is a schematic structural diagram of the fuse and fixed mounting base of this application.
- FIG. 6 is a front view of a connector with a safety function according to the present application.
- the reference signs in the figure are: 1. Connector housing; 2. Terminal; 3. Cable; 4. First connecting piece; 5. Second connecting piece; 6. Screw; 7. Fixed reinforcement base; 701. Snap-on part; 702. Fixed slot; 8. Fuse.
- the present application provides a connector with a safety function, including a connector housing 1, at least one terminal 2 at least partially disposed in the connector housing 1 and at least partially disposed in the connector housing. At least one cable 3 in the body 1, the terminal 2 and the cable 3 are electrically connected.
- the connector housing 1 is provided with an insurance mechanism; the insurance mechanism includes a detachable current overload protection part and a first connection part 4 and a second connection part 5 that are electrically connected to both ends of the current overload protection part respectively; the first connection part 4 is electrically connected to at least one terminal 2 , and the second connector 5 is electrically connected to at least one cable 3 .
- the present application discloses a connector capable of quickly replacing a fuse, which has the following important components: a connector housing 1 , a fuse mechanism, a terminal 2 , and a cable 3 .
- the connector shell 1 has signal shielding and insulation functions, which effectively prevents signals from interfering with internal electrical components, and prevents fires when the connector is burned.
- the insurance mechanism is installed inside the connector shell 1 , specifically including a fuse 8 that can be quickly detached and a first connector 4 and a second connector 5 for installing and fixing the fuse 8.
- One end of the fuse 8 is installed on the second connector 5, and the second connector 5 is connected to the cable 3 , the other end of the fuse 8 is installed on the first connector 4, and the first connector 4 is connected to the terminal 2 to achieve electrical connection.
- the fuse 8 burns out first, and the connector housing 1 is opened during maintenance. Just replace the fuse 8 on the cover to avoid damage to the connector or electric vehicle due to overcurrent.
- connection method between the second connecting member 5 and the cable 3 is bolting, welding, riveting, crimping or splicing.
- connection methods between the second connector 5 and the cable 3 are not limited to the above. Under normal circumstances, any of the above methods are acceptable. If the wires in the cable 3 are particularly thin, they are suitable for welding, crimping or splicing; the wires are thicker. Or it can be made of metal conductive materials such as copper busbars, aluminum busbars or even silver busbars.
- the above connection methods are all optimal connection methods, but are not limited to the above ones.
- terminal 2 and the first connecting member 4 are connected by bolt connection, welding, riveting, crimping or splicing.
- connection methods between terminal 2 and first connector 4 are not limited to the above. Under normal circumstances, any of the above methods are acceptable. Terminal 2 and first connector 4 can be bolted to facilitate replacement. If the current overload is serious, If the terminal 2 or the first connecting piece 4 may be damaged, it can be fixed by bolting for easy replacement. Secondly, welding, riveting, crimping or splicing can achieve the fixing function, but the terminal 2 can also be connected with the first connecting piece 4.
- the connecting piece 4 is formed in one piece and is Tests have proven that bolted connection is the optimal connection method, but the scope of protection of this application includes, but is not limited to, the above connection methods.
- the current overload protection part is a fuse
- the first connecting piece 4 and the second connecting piece 5 have slots
- both ends of the fuse 8 are clamped with the slots.
- the current overload protection part is a fuse and the connector is burned, disconnect the power supply, open the cover on the connector housing 1, and remove the fuse 8 stuck in the slot with a tool or manually for quick and easy replacement.
- the function of the fuse 8 and the slot is to fix the fuse 8 and prevent the fuse 8 from falling off the first connecting member 4 and the second connecting member 5, affecting the use.
- the current overload protection part is a fuse.
- the first connector 4 and the second connector 5 are both provided with screw rods 6. Both ends of the fuse 8 are provided with through holes.
- the screw rods 6 pass through the through holes and are detachably connected to the nuts. .
- the current overload protection part is a fuse
- the fuse 8 is gently placed on the screw rod 6 on the first connector 4 and the second connector 5, and then tightened with the nuts.
- This fixing method is suitable for larger connectors.
- the fuse 8 is a temperature fuse, a fast-blow fuse, a slow-blow fuse, a ceramic tube fuse or a glass tube fuse.
- the above fuses 8 can be installed in the connector for use. Specifically, they are induction current circuit cutting devices, which cut off the circuit over current overload to avoid the occurrence of fire and danger.
- the connector housing 1 further includes a fixed reinforced base 7 for fixing the fuse, and the fixed reinforced base 7 is located between the first connecting member 4 and the second connecting member 5 .
- a fixed reinforcement base 7 is installed on the connector housing 1.
- the fixed reinforcement base 7 is installed between the first connector 4 and the second connector 5 to prevent the fuse 8 from being Shaking during work can also play the role of anti-collision and shock absorption. When the connector collides with the outside, it can ensure that the fuse 8 will not be damaged due to vibration.
- the fixed reinforcement base 7 and the connector housing 1 are clamped, bolted, spliced or integrally injection molded.
- the fixed reinforcement base 7 is snap-connected to the connector housing 1 for easy disassembly and separation, or is directly integrated with the connector housing 1 for better stability, and the splicing also has the effect of quick disassembly.
- the fixed reinforcement base 7 has a fixing groove 702 with an opening, and the fuse 8 is clamped in the opening.
- the opening of the fixed reinforcement base 7 can be snap-fitted with the fuse 8, which can prevent the fuse 8 from shaking during operation, and can also play the role of anti-collision and shock absorption. When the connector collides with the outside, it can ensure that the fuse 8 will not be Vibration causes damage.
- the fixed reinforcement base 7 has a fixing groove 702 with an opening and a snap portion 701 that closes the opening.
- the fuse 8 is placed in the opening, and the snap portion 701 restricts the movement of the fuse 8 .
- the fuse 8 is put into the fixing groove 702, and then closed through the snap-in part 701, so that the fuse 8 is stuck in the fixing groove 702, and then the snap-in part 701 is closed, and the other end of the snap-in part 701 is snap-fastened into the connector shell
- the movement of the fuse 8 can be restricted, and it can also play the role of anti-collision and shock absorption.
- the connector collides with the outside, it can ensure that the fuse 8 will not be damaged due to vibration.
- the current overload protection part is an air switch, fuse, circuit breaker, relay or actuator.
- the current overload protection part is not limited to fuses, and can also be replaced by air switches, fuses, circuit breakers, relays or actuators, etc., which can also protect electrical components when current overload occurs.
- this application provides a connector with an insurance function, which has the following beneficial effects:
- the detachable fuse 8 is in the connector, which is easy to disassemble and replace, saving time and reducing the need to disassemble important charging components, thereby improving the safety of the line;
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- Details Of Connecting Devices For Male And Female Coupling (AREA)
- Fuses (AREA)
Abstract
The present application sets forth a connector which has a fuse function, relating to the technical field of connectors and solving the problem in the prior art of the installation and disassembly of a fuse being complex. The connector comprises a connector housing, and at least one terminal and at least one cable that are at least partially arranged inside the connector housing, the terminal and the cable being electrically connected. A fuse mechanism is arranged inside the connector housing. The fuse mechanism comprises a detachable current overload protection unit and a first connecting piece and second connecting piece that are electrically connected to two ends of the current overload protection unit, respectively. The first connecting piece is electrically connected to the at least one terminal, and the second connecting piece is electrically connected to the at least one cable. The connector of the present application can limit the current for a battery pack high-voltage connector, and when a fuse is blown, only a simple fuse replacement is needed, and the disassembly of a distribution box and a battery pack is not required in most cases.
Description
相关申请Related applications
本申请要求于2022年9月21日递交的申请号为202222502061.0的中国专利申请的优先权，并引用上述专利申请公开的内容作为本申请的一部分。This application claims priority from the Chinese patent application with application number 202222502061.0 submitted on September 21, 2022, and cites the disclosure content of the above patent application as part of this application.
本申请涉及连接器技术领域，特别涉及一种具有保险功能的连接器。This application relates to the technical field of connectors, and in particular to a connector with a safety function.
随着新能源汽车领域的发展，高压电连接器在汽车上应用的比例越来越高，电动汽车得到了越来越广泛的发展。动力电池***是电动汽车构成的重要组成部分。连接器作为动力电池***的关键使用部件，担当着连接设备，传输高压、大电流的主要职责。随着连接器在动力电池***的广泛应用，其安全性、可靠性也越来越受到关注，而整个电流的回路的保护也变得越来越重要，因此在动力电池***的回路中增加保险部件已成为一种必然趋势。With the development of the field of new energy vehicles, the proportion of high-voltage electrical connectors used in automobiles is getting higher and higher, and electric vehicles have been developed more and more widely. The power battery system is an important part of electric vehicles. As a key component of the power battery system, connectors are responsible for connecting equipment and transmitting high voltage and large current. With the widespread application of connectors in power battery systems, their safety and reliability have attracted more and more attention, and the protection of the entire current loop has become more and more important. Therefore, insurance is added to the loop of the power battery system. Components have become an inevitable trend.
目前，动力电池***普遍在连接器与动力电池***的其它部件之间采用保险丝连接以对整个电流的回路进行保护。由于保险丝为单体结构，其需要安装于高压控制盒(PDU)中，由于安装于高压控制盒的保险丝的安装和拆卸复杂，导致动力电池***的回路的可维护性差。At present, power battery systems generally use fuses to connect the connector and other components of the power battery system to protect the entire current loop. Since the fuse has a single structure, it needs to be installed in the high-voltage control box (PDU). Since the installation and removal of the fuse installed in the high-voltage control box is complicated, the maintainability of the circuit of the power battery system is poor.
发明内容Contents of the invention
本申请要解决现有技术中的保险丝的安装和拆卸复杂的技术问题，提供一种具有保险功能的连接器。This application aims to solve the complex technical problems of installing and disassembling fuses in the prior art, and provides a connector with a safety function.
为了解决上述技术问题，本申请的技术方案具体如下：In order to solve the above technical problems, the technical solutions of this application are as follows:
本申请提供一种具有保险功能的连接器，包括连接器壳体、至少部分设置在所述连接器壳体内的至少一个端子和至少一根线缆，所述端子和所述线缆电连接；所述连接器壳体内设置有保险机构；所述保险机构包括可拆卸的电流过载保护部以及与所述电流过载保护部两端分别电连接的第一连接件和第二连接件；所述第一连接件与至少一个所述端子电连接，所述第二连接件与至少一个所述线缆电连接。The present application provides a connector with a safety function, including a connector housing, at least one terminal at least partially disposed in the connector housing, and at least one cable, where the terminal is electrically connected to the cable; An insurance mechanism is provided in the connector housing; the insurance mechanism includes a detachable current overload protection part and a first connector and a second connector electrically connected to both ends of the current overload protection part; the third connector is electrically connected to both ends of the current overload protection part. A connecting piece is electrically connected to at least one of the terminals, and the second connecting piece is electrically connected to at least one of the cables.
可选地，所述第二连接件与所述线缆的连接方式为螺栓连接、焊接、铆接、压接或拼接。Optionally, the second connecting member and the cable are connected by bolting, welding, riveting, crimping or splicing.
可选地，所述端子与所述第一连接件的连接方式为螺栓连接、焊接、铆接、压接或拼接。
Optionally, the connection method between the terminal and the first connector is bolting, welding, riveting, crimping or splicing.
可选地，所述电流过载保护部为保险丝，所述第一连接件以及所述第二连接件上具有卡槽，所述保险丝的两端与所述卡槽卡接。Optionally, the current overload protection part is a fuse, the first connecting piece and the second connecting piece have slots, and both ends of the fuse are clamped with the slots.
可选地，所述电流过载保护部为保险丝，所述第一连接件以及所述第二连接件上均具有螺杆，所述保险丝的两端均设有通孔，所述螺杆穿过所述通孔并与螺母可拆卸连接。Optionally, the current overload protection part is a fuse, the first connector and the second connector are both provided with screws, both ends of the fuse are provided with through holes, and the screws pass through the Through hole and removable connection with nut.
可选地，所述保险丝为温度保险丝、快断保险丝、慢断保险丝、陶瓷管保险丝或玻璃管保险丝。Optionally, the fuse is a thermal fuse, a fast-blow fuse, a slow-blow fuse, a ceramic tube fuse or a glass tube fuse.
可选地，所述连接器壳体还包括用于固定所述保险丝的固定加强座，所述固定加强座位于所述第一连接件和所述第二连接件之间。Optionally, the connector housing further includes a fixed reinforced base for fixing the fuse, and the fixed reinforced base is located between the first connecting piece and the second connecting piece.
可选地，所述固定加强座与所述连接器壳体卡接、螺栓连接、拼接或一体注塑成型。Optionally, the fixed reinforcement base and the connector housing are snap-fitted, bolted, spliced, or integrally injection molded.
可选地，所述固定加强座具有设置开口的固定槽，所述保险丝卡接在所述开口内。Optionally, the fixed reinforcement base has a fixing groove with an opening, and the fuse is clamped in the opening.
可选地，所述固定加强座具有设置开口的固定槽，以及封闭所述开口的卡接部，所述保险丝放置在所述开口内，所述卡接部限制所述保险丝移动。Optionally, the fixed reinforcement base has a fixing groove with an opening, and a snap-in portion that closes the opening. The fuse is placed in the opening, and the snap-in portion limits the movement of the fuse.
可选地，所述电流过载保护部为空气开关、熔断器、断路器、继电器或执行器。Optionally, the current overload protection part is an air switch, a fuse, a circuit breaker, a relay or an actuator.
本申请具有以下的有益效果：This application has the following beneficial effects:
1、通过在连接器内串联保险丝，可以有效的防止连接器内电流过载损伤连接器以及汽车内的电池包，也降低了车辆自燃的机率；1. By connecting a fuse in series in the connector, it can effectively prevent the current overload in the connector from damaging the connector and the battery pack in the car, and also reduce the probability of spontaneous combustion of the vehicle;
2、可拆卸的保险丝设于连接器中，便于拆卸更换，节约时间，同时减少拆卸重要充电元件，从而提高线路的安全性；2. The detachable fuse is located in the connector, which is easy to disassemble and replace, saving time and reducing the need to disassemble important charging components, thus improving the safety of the line;
3、本装置实现对电池包高压电连接器进行电流限定，在保险丝烧毁时，仅需简单更换保险丝即可，且不需要对配电盒和电池包进行拆卸。3. This device limits the current of the high-voltage electrical connector of the battery pack. When the fuse burns out, you only need to simply replace the fuse, and there is no need to disassemble the distribution box and battery pack.
下面结合附图和具体实施方式对本申请作进一步详细说明。The present application will be further described in detail below in conjunction with the accompanying drawings and specific embodiments.
图1为本申请的一种具有保险功能的连接器的结构示意图；Figure 1 is a schematic structural diagram of a connector with a safety function in this application;
图2为本申请的连接器壳体内部结构示意图；Figure 2 is a schematic diagram of the internal structure of the connector housing of this application;
图3为本申请的保险丝与第一连接件螺栓连接结构示意图；FIG3 is a schematic diagram of a bolt connection structure between a fuse and a first connecting member of the present application;
图4为本申请的保险丝与第一连接件和第二连接件的俯视图；Figure 4 is a top view of the fuse and the first connector and the second connector of the present application;
图5为本申请的保险丝与固定安装座的结构示意图；Figure 5 is a schematic structural diagram of the fuse and fixed mounting base of this application;
图6为本申请的一种具有保险功能的连接器的主视图。FIG. 6 is a front view of a connector with a safety function according to the present application.
图中的附图标记表示为：
1、连接器壳体；2、端子；3、线缆；4、第一连接件；5、第二连接件；6、螺杆；
7、固定加强座；701、卡接部；702、固定槽；8、保险丝。The reference signs in the figure are:
1. Connector housing; 2. Terminal; 3. Cable; 4. First connecting piece; 5. Second connecting piece; 6. Screw;
7. Fixed reinforcement base; 701. Snap-on part; 702. Fixed slot; 8. Fuse.
1、连接器壳体；2、端子；3、线缆；4、第一连接件；5、第二连接件；6、螺杆；
7、固定加强座；701、卡接部；702、固定槽；8、保险丝。The reference signs in the figure are:
1. Connector housing; 2. Terminal; 3. Cable; 4. First connecting piece; 5. Second connecting piece; 6. Screw;
7. Fixed reinforcement base; 701. Snap-on part; 702. Fixed slot; 8. Fuse.
下面将结合本申请实施例中的附图，对本申请实施例中的技术方案进行清楚、完整地描述，显然，所描述的实施例仅仅是本申请一部分实施例，而不是全部的实施例。基于本申请中的实施例，本领域普通技术人员在没有做出创造性劳动前提下所获得的所有其他实施例，都属于本申请保护的范围。The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present application. Obviously, the described embodiments are only some of the embodiments of the present application, rather than all of the embodiments. Based on the embodiments in this application, all other embodiments obtained by those of ordinary skill in the art without creative efforts fall within the scope of protection of this application.
请参阅图1-图6，本申请提供一种具有保险功能的连接器，包括连接器壳体1、至少部分设置在连接器壳体1内的至少一个端子2和至少部分设置在连接器壳体1内的至少一根线缆3，端子2和线缆3电连接。Referring to Figures 1-6, the present application provides a connector with a safety function, including a connector housing 1, at least one terminal 2 at least partially disposed in the connector housing 1 and at least partially disposed in the connector housing. At least one cable 3 in the body 1, the terminal 2 and the cable 3 are electrically connected.
连接器壳体1内设置有保险机构；保险机构包括可拆卸的电流过载保护部以及与电流过载保护部的两端分别电连接的第一连接件4和第二连接件5；第一连接件4与至少一个端子2电连接，第二连接件5与至少一个线缆3电连接。The connector housing 1 is provided with an insurance mechanism; the insurance mechanism includes a detachable current overload protection part and a first connection part 4 and a second connection part 5 that are electrically connected to both ends of the current overload protection part respectively; the first connection part 4 is electrically connected to at least one terminal 2 , and the second connector 5 is electrically connected to at least one cable 3 .
具体的，本申请公开了一种可以快速更换保险丝的连接器，具有以下重要组件：连接器壳体1、保险机构、端子2和线缆3。Specifically, the present application discloses a connector capable of quickly replacing a fuse, which has the following important components: a connector housing 1 , a fuse mechanism, a terminal 2 , and a cable 3 .
其中连接器壳体1具备屏蔽信号以及绝缘功能，有效的防止信号干扰到内部的电器元件，并且在连接器出现烧损情况，可以杜绝火灾的发生，保险机构安装在连接器壳体1的内部，具体包括可以快速拆卸的保险丝8及安装固定保险丝8的第一连接件4和第二连接件5，保险丝8的一端安装在第二连接件5上，第二连接件5与线缆3相连，保险丝8的另外一端安装在第一连接件4上，第一连接件4与端子2相连，从而实现电连接，在电流过载的时候保险丝8最先烧毁，在维修时打开连接器壳体1上的盖体，进行更换保险丝8即可，避免电流过载对连接器或者电动汽车的损伤。The connector shell 1 has signal shielding and insulation functions, which effectively prevents signals from interfering with internal electrical components, and prevents fires when the connector is burned. The insurance mechanism is installed inside the connector shell 1 , specifically including a fuse 8 that can be quickly detached and a first connector 4 and a second connector 5 for installing and fixing the fuse 8. One end of the fuse 8 is installed on the second connector 5, and the second connector 5 is connected to the cable 3 , the other end of the fuse 8 is installed on the first connector 4, and the first connector 4 is connected to the terminal 2 to achieve electrical connection. When the current is overloaded, the fuse 8 burns out first, and the connector housing 1 is opened during maintenance. Just replace the fuse 8 on the cover to avoid damage to the connector or electric vehicle due to overcurrent.
进一步的，第二连接件5与线缆3的连接方式为螺栓连接、焊接、铆接、压接或拼接。Further, the connection method between the second connecting member 5 and the cable 3 is bolting, welding, riveting, crimping or splicing.
第二连接件5与线缆3的连接方式并不限于以上几种，正常情况下以上几种方式均可，如果线缆3里面的导线特别细，适合焊接、压接或拼接；导线较粗或者为铜排、铝排甚至银排等金属导电材质，以上的连接方式均为最优的连接方式，但不限于以上几种。The connection methods between the second connector 5 and the cable 3 are not limited to the above. Under normal circumstances, any of the above methods are acceptable. If the wires in the cable 3 are particularly thin, they are suitable for welding, crimping or splicing; the wires are thicker. Or it can be made of metal conductive materials such as copper busbars, aluminum busbars or even silver busbars. The above connection methods are all optimal connection methods, but are not limited to the above ones.
进一步的，端子2与第一连接件4的连接方式为螺栓连接、焊接、铆接、压接或拼接。Furthermore, the terminal 2 and the first connecting member 4 are connected by bolt connection, welding, riveting, crimping or splicing.
端子2与第一连接件4的连接方式并不限于以上几种，正常情况下以上几种方式均可，端子2与第一连接件4可以螺栓连接，以方便进行更换，如果电流过载严重，可能对端子2或者第一连接件4有所损伤的情况，可以通过螺栓连接进行固定，便于更换，其次焊接、铆接、压接或拼接均可达到固定的功能，但是端子2也可以与第一连接件4为一体成型，经过
试验证明，螺栓连接为最优连接方式，但本申请所保护范围包括以上几种，但不限于以上几种的连接方式。The connection methods between terminal 2 and first connector 4 are not limited to the above. Under normal circumstances, any of the above methods are acceptable. Terminal 2 and first connector 4 can be bolted to facilitate replacement. If the current overload is serious, If the terminal 2 or the first connecting piece 4 may be damaged, it can be fixed by bolting for easy replacement. Secondly, welding, riveting, crimping or splicing can achieve the fixing function, but the terminal 2 can also be connected with the first connecting piece 4. The connecting piece 4 is formed in one piece and is Tests have proven that bolted connection is the optimal connection method, but the scope of protection of this application includes, but is not limited to, the above connection methods.
进一步的，电流过载保护部为保险丝，第一连接件4以及第二连接件5上具有卡槽，保险丝8的两端与卡槽卡接。Furthermore, the current overload protection part is a fuse, the first connecting piece 4 and the second connecting piece 5 have slots, and both ends of the fuse 8 are clamped with the slots.
当电流过载保护部为保险丝时，连接器发生烧损的情况，断开电源，打开连接器壳体1上的盖，通过工具或者手动取下卡接在卡槽内的保险丝8，方便快捷更换保险丝8，卡槽的作用是固定保险丝8，避免保险丝8在第一连接件4以及第二连接件5上脱落，影响使用。When the current overload protection part is a fuse and the connector is burned, disconnect the power supply, open the cover on the connector housing 1, and remove the fuse 8 stuck in the slot with a tool or manually for quick and easy replacement. The function of the fuse 8 and the slot is to fix the fuse 8 and prevent the fuse 8 from falling off the first connecting member 4 and the second connecting member 5, affecting the use.
进一步的，电流过载保护部为保险丝，第一连接件4以及第二连接件5上均具有螺杆6，保险丝8的两端均设有通孔，螺杆6穿过通孔且与螺母可拆卸连接。Further, the current overload protection part is a fuse. The first connector 4 and the second connector 5 are both provided with screw rods 6. Both ends of the fuse 8 are provided with through holes. The screw rods 6 pass through the through holes and are detachably connected to the nuts. .
当电流过载保护部为保险丝时，保险丝8的两端有通孔，通过通孔把保险丝8轻放在第一连接件4和第二连接件5上的螺杆6上，之后通过螺母进行拧紧，此种固定方式适合较为大型的连接器进行使用。When the current overload protection part is a fuse, there are through holes at both ends of the fuse 8. Through the through holes, the fuse 8 is gently placed on the screw rod 6 on the first connector 4 and the second connector 5, and then tightened with the nuts. This fixing method is suitable for larger connectors.
进一步的，保险丝8为温度保险丝、快断保险丝、慢断保险丝、陶瓷管保险丝或玻璃管保险丝。Furthermore, the fuse 8 is a temperature fuse, a fast-blow fuse, a slow-blow fuse, a ceramic tube fuse or a glass tube fuse.
以上的保险丝8均可安装在连接器内进行使用，具体为感应电流回路切断装置，电流过载切断回路以避免火灾以及危险的发生。The above fuses 8 can be installed in the connector for use. Specifically, they are induction current circuit cutting devices, which cut off the circuit over current overload to avoid the occurrence of fire and danger.
进一步的，连接器壳体1还包括用于固定保险丝的固定加强座7，固定加强座7位于第一连接件4和第二连接件5之间。Furthermore, the connector housing 1 further includes a fixed reinforced base 7 for fixing the fuse, and the fixed reinforced base 7 is located between the first connecting member 4 and the second connecting member 5 .
为了保证连接器在使用过程中的安全性能，在连接器壳体1上安装固定加强座7，固定加强座7安装在第一连接件4和第二连接件5之间，可以防止保险丝8在工作的时候晃动，同时可以起到防磕碰以及减震的作用，在连接器与外部磕碰时，可保证保险丝8不会因为震动造成损伤。In order to ensure the safety performance of the connector during use, a fixed reinforcement base 7 is installed on the connector housing 1. The fixed reinforcement base 7 is installed between the first connector 4 and the second connector 5 to prevent the fuse 8 from being Shaking during work can also play the role of anti-collision and shock absorption. When the connector collides with the outside, it can ensure that the fuse 8 will not be damaged due to vibration.
进一步的，固定加强座7与连接器壳体1卡接、螺栓连接、拼接或一体注塑成型。Further, the fixed reinforcement base 7 and the connector housing 1 are clamped, bolted, spliced or integrally injection molded.
固定加强座7卡接在连接器壳体1上，便于拆卸分离，或者直接与连接器壳体1一体成型，稳定性能更好，拼接同样起到快速拆卸的效果。The fixed reinforcement base 7 is snap-connected to the connector housing 1 for easy disassembly and separation, or is directly integrated with the connector housing 1 for better stability, and the splicing also has the effect of quick disassembly.
进一步的，固定加强座7具有设置开口的固定槽702，保险丝8卡接在开口内。Furthermore, the fixed reinforcement base 7 has a fixing groove 702 with an opening, and the fuse 8 is clamped in the opening.
固定加强座7的开口可以与保险丝8卡接，可以防止保险丝8在工作的时候晃动，同时可以起到防磕碰以及减震的作用，在连接器与外部磕碰时，可保证保险丝8不会因为震动造成损伤。The opening of the fixed reinforcement base 7 can be snap-fitted with the fuse 8, which can prevent the fuse 8 from shaking during operation, and can also play the role of anti-collision and shock absorption. When the connector collides with the outside, it can ensure that the fuse 8 will not be Vibration causes damage.
进一步的，固定加强座7具有设置开口的固定槽702和封闭开口的卡接部701，保险丝8放置在开口内，卡接部701限制保险丝8移动。
Furthermore, the fixed reinforcement base 7 has a fixing groove 702 with an opening and a snap portion 701 that closes the opening. The fuse 8 is placed in the opening, and the snap portion 701 restricts the movement of the fuse 8 .
保险丝8放入到固定槽702内，之后通过卡接部701进行封闭，让保险丝8卡接在固定槽702内，之后关闭卡接部701，卡接部701的另一端卡接在连接器壳体1上，可以限制保险丝8移动，同时可以起到防磕碰以及减震的作用，在连接器与外部磕碰时，可保证保险丝8不会因为震动造成损伤。The fuse 8 is put into the fixing groove 702, and then closed through the snap-in part 701, so that the fuse 8 is stuck in the fixing groove 702, and then the snap-in part 701 is closed, and the other end of the snap-in part 701 is snap-fastened into the connector shell On the body 1, the movement of the fuse 8 can be restricted, and it can also play the role of anti-collision and shock absorption. When the connector collides with the outside, it can ensure that the fuse 8 will not be damaged due to vibration.
进一步的，电流过载保护部为空气开关、熔断器、断路器、继电器或执行器。Further, the current overload protection part is an air switch, fuse, circuit breaker, relay or actuator.
电流过载保护部不限制为保险丝，还可以通过空气开关、熔断器、断路器、继电器或执行器等进行替换，同样可以起到电流过载时，对电器元件进行保护。The current overload protection part is not limited to fuses, and can also be replaced by air switches, fuses, circuit breakers, relays or actuators, etc., which can also protect electrical components when current overload occurs.
在上述方案中，本申请提供了一种具有保险功能的连接器，具有以下有益效果：In the above solution, this application provides a connector with an insurance function, which has the following beneficial effects:
1、通过在连接器内串联保险丝8，可以有效的防止连接器内电流过载损伤连接器以及汽车内的电池包，也降低了车辆自燃的机率；1. By connecting the fuse 8 in series in the connector, it can effectively prevent overcurrent in the connector from damaging the connector and the battery pack in the car, and also reduce the probability of spontaneous combustion of the vehicle;
2、可拆卸的保险丝8在连接器中，便于拆卸更换，节约时间，同时减少拆卸重要充电元件，从而提高线路的安全性；2. The detachable fuse 8 is in the connector, which is easy to disassemble and replace, saving time and reducing the need to disassemble important charging components, thereby improving the safety of the line;
3、本装置实现对电池包高压电连接器进行电流限定，在保险丝8烧毁时，仅需简单更换保险丝即可，且不需要对配电盒和电池包进行拆卸。3. This device limits the current of the high-voltage electrical connector of the battery pack. When the fuse 8 is burned out, the fuse only needs to be simply replaced, and there is no need to disassemble the distribution box and battery pack.
显然，上述实施例仅仅是为清楚地说明所作的举例，而并非对实施方式的限定。对于所属领域的普通技术人员来说，在上述说明的基础上还可以做出其它不同形式的变化或变动。这里无需也无法对所有的实施方式予以穷举。而由此所引伸出的显而易见的变化或变动仍处于本申请的保护范围之内。
Obviously, the above-mentioned embodiments are only examples for clear explanation and are not intended to limit the implementation. For those of ordinary skill in the art, other different forms of changes or modifications can be made based on the above description. An exhaustive list of all implementations is neither necessary nor possible. The obvious changes or modifications derived therefrom are still within the protection scope of this application.
Claims (11)
- 一种具有保险功能的连接器，其特征在于，包括连接器壳体、至少部分设置在所述连接器壳体内的至少一个端子和至少部分设置在所述连接器壳体内的至少一根线缆，所述端子和所述线缆电连接；A connector with a safety function, characterized in that it includes a connector housing, at least one terminal at least partially disposed in the connector housing, and at least one cable at least partially disposed in the connector housing. , the terminal and the cable are electrically connected;所述连接器壳体内设置有保险机构；A safety mechanism is provided in the connector housing;所述保险机构包括可拆卸的电流过载保护部以及与所述电流过载保护部两端分别电连接的第一连接件和第二连接件；The insurance mechanism includes a detachable current overload protection part and a first connecting piece and a second connecting piece that are electrically connected to both ends of the current overload protecting part respectively;所述第一连接件与至少一个所述端子电连接，所述第二连接件与至少一个所述线缆电连接。The first connecting piece is electrically connected to at least one of the terminals, and the second connecting piece is electrically connected to at least one of the cables.
- 根据权利要求1所述的一种具有保险功能的连接器，其特征在于，所述第二连接件与所述线缆的连接方式为螺栓连接、焊接、铆接、压接或拼接。A connector with an insurance function according to claim 1, characterized in that the connection method between the second connector and the cable is bolting, welding, riveting, crimping or splicing.
- 根据权利要求1所述的一种具有保险功能的连接器，其特征在于，所述端子与所述第一连接件的连接方式为螺栓连接、焊接、铆接、压接或拼接。A connector with an insurance function according to claim 1, characterized in that the terminal and the first connecting member are connected by bolting, welding, riveting, crimping or splicing.
- 根据权利要求1所述的一种具有保险功能的连接器，其特征在于，所述电流过载保护部为保险丝，所述第一连接件以及所述第二连接件上具有卡槽，所述保险丝的两端与所述卡槽卡接。A connector with a safety function according to claim 1, characterized in that the current overload protection part is a fuse, the first connecting piece and the second connecting piece have slots, and the fuse Both ends of the card slot are snapped into place.
- 根据权利要求1所述的一种具有保险功能的连接器，其特征在于，所述电流过载保护部为保险丝，所述第一连接件以及所述第二连接件上均具有螺杆，所述保险丝的两端均设有通孔，所述螺杆穿过所述通孔并与螺母可拆卸连接。A connector with a safety function according to claim 1, characterized in that the current overload protection part is a fuse, the first connecting piece and the second connecting piece both have screws, and the fuse Both ends are provided with through holes, and the screw rod passes through the through holes and is detachably connected to the nut.
- 根据权利要求4或5所述的一种具有保险功能的连接器，其特征在于，所述保险丝为温度保险丝、快断保险丝、慢断保险丝、陶瓷管保险丝或玻璃管保险丝。A connector with a fuse function according to claim 4 or 5, characterized in that the fuse is a thermal fuse, a fast-blow fuse, a slow-blow fuse, a ceramic tube fuse or a glass tube fuse.
- 根据权利要求6所述的一种具有保险功能的连接器，其特征在于，所述连接器壳体还包括用于固定所述保险丝的固定加强座，所述固定加强座位于所述第一连接件和所述第二连接件之间。A connector with a safety function according to claim 6, characterized in that the connector housing further includes a fixed reinforcement seat for fixing the fuse, and the fixed reinforcement seat is located on the first connection between the component and the second connecting component.
- 根据权利要求7所述的一种具有保险功能的连接器，其特征在于，所述固定加强座与所述连接器壳体卡接、螺栓连接、拼接或一体注塑成型。A connector with a safety function according to claim 7, characterized in that the fixed reinforcement base and the connector housing are snap-fitted, bolted, spliced or integrally injection molded.
- 根据权利要求7所述的一种具有保险功能的连接器，其特征在于，所述固定加强座具有设置开口的固定槽，所述保险丝卡接在所述开口内。A connector with a safety function according to claim 7, characterized in that the fixed reinforcement base has a fixing groove with an opening, and the fuse is clamped in the opening.
- 根据权利要求7所述的一种具有保险功能的连接器，其特征在于，所述固定加强座具有设置开口的固定槽，以及封闭所述开口的卡接部，所述保险丝放置在所述开口内，所述卡接部限制所述保险丝移动。 A connector with a safety function according to claim 7, wherein the fixed reinforcement base has a fixing groove with an opening and a snap portion that closes the opening, and the fuse is placed in the opening. Inside, the latch portion limits the movement of the fuse.
- 根据权利要求1所述的一种具有保险功能的连接器，其特征在于，所述电流过载保护部为空气开关、熔断器、断路器、继电器或执行器。 The connector with insurance function according to claim 1, characterized in that the current overload protection part is an air switch, a fuse, a circuit breaker, a relay or an actuator.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222502061.0 | 2022-09-21 | ||
| CN202222502061.0U CN218677872U (en) | 2022-09-21 | 2022-09-21 | Connector with safety function |
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| Publication Number | Publication Date |
|---|---|
| WO2024061329A1 true WO2024061329A1 (en) | 2024-03-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PCT/CN2023/120475 WO2024061329A1 (en) | 2022-09-21 | 2023-09-21 | Connector having fuse function |
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| CN218677872U (en) * | 2022-09-21 | 2023-03-21 | 吉林省中赢高科技有限公司 | Connector with safety function |
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| JPH0741948U (en) * | 1993-12-28 | 1995-07-21 | エスエムケイ株式会社 | Fuse holder |
| KR19990036317U (en) * | 1998-02-19 | 1999-09-27 | 전준성 | Plugs for electrical appliances |
| KR20050076188A (en) * | 2004-01-19 | 2005-07-26 | 우영식 | Industrial multi plug with indicator light on |
| KR20140089943A (en) * | 2013-01-08 | 2014-07-16 | 주식회사 유라코퍼레이션 | High voltage fuse terminal |
| KR20160122603A (en) * | 2015-04-14 | 2016-10-24 | 한국단자공업 주식회사 | Fuse |
| CN109428241A (en) * | 2017-08-22 | 2019-03-05 | 现代自动车株式会社 | High-tension connector |
| CN218677872U (en) * | 2022-09-21 | 2023-03-21 | 吉林省中赢高科技有限公司 | Connector with safety function |
-
2022
- 2022-09-21 CN CN202222502061.0U patent/CN218677872U/en active Active
-
2023
- 2023-09-21 WO PCT/CN2023/120475 patent/WO2024061329A1/en unknown
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0741948U (en) * | 1993-12-28 | 1995-07-21 | エスエムケイ株式会社 | Fuse holder |
| KR19990036317U (en) * | 1998-02-19 | 1999-09-27 | 전준성 | Plugs for electrical appliances |
| KR20050076188A (en) * | 2004-01-19 | 2005-07-26 | 우영식 | Industrial multi plug with indicator light on |
| KR20140089943A (en) * | 2013-01-08 | 2014-07-16 | 주식회사 유라코퍼레이션 | High voltage fuse terminal |
| KR20160122603A (en) * | 2015-04-14 | 2016-10-24 | 한국단자공업 주식회사 | Fuse |
| CN109428241A (en) * | 2017-08-22 | 2019-03-05 | 现代自动车株式会社 | High-tension connector |
| CN218677872U (en) * | 2022-09-21 | 2023-03-21 | 吉林省中赢高科技有限公司 | Connector with safety function |
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| CN218677872U (en) | 2023-03-21 |
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