CN218677872U - Connector with safety function - Google Patents
Connector with safety function Download PDFInfo
- Publication number
- CN218677872U CN218677872U CN202222502061.0U CN202222502061U CN218677872U CN 218677872 U CN218677872 U CN 218677872U CN 202222502061 U CN202222502061 U CN 202222502061U CN 218677872 U CN218677872 U CN 218677872U
- Authority
- CN
- China
- Prior art keywords
- fuse
- connector
- connecting piece
- terminal
- electrically connected
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Links
- 230000003014 reinforcing effect Effects 0.000 claims description 15
- 238000003466 welding Methods 0.000 claims description 8
- 238000002788 crimping Methods 0.000 claims description 7
- 239000000919 ceramic Substances 0.000 claims description 3
- 239000011521 glass Substances 0.000 claims description 3
- 230000002787 reinforcement Effects 0.000 claims 2
- 238000009434 installation Methods 0.000 abstract description 4
- 230000000694 effects Effects 0.000 description 5
- 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
- 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
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 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
- 238000010586 diagram Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000001746 injection moulding Methods 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
- 230000002265 prevention Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000007789 sealing Methods 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
- 239000000243 solution Substances 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
Images
Classifications
-
- 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
Abstract
The utility model relates to a connector with insurance function relates to connector technical field, has solved the installation of the fuse among the prior art and has dismantled complicated problem. The technical characteristics comprise that the connector comprises a connector shell, at least one terminal and at least one cable, wherein the terminal is at least partially arranged in the connector shell, and the terminal is electrically connected with the cable; a safety mechanism is arranged in the connector shell; the safety mechanism comprises a detachable current overload protection part, a first connecting piece and a second connecting piece, wherein the first connecting piece and the second connecting piece are respectively and electrically connected with two ends of the current overload protection part; the first connecting piece is electrically connected with at least one terminal, and the second connecting piece is electrically connected with at least one cable. This device realizes carrying out the electric current to battery package high voltage electric connector and prescribes a limit to, when the fuse burns out, only need simply change the fuse can, need not dismantle block terminal and battery package under the most circumstances.
Description
Technical Field
The utility model relates to a connector technical field, in particular to connector with insurance function.
Background
With the development of the field of new energy automobiles, the proportion of the application of the high-voltage electric connector on the automobiles is higher and higher, and the electric automobiles are developed more and more widely. The power battery system is an important component of the electric automobile. The connector serves as a key using component of the power battery system and plays a main role of connecting equipment and transmitting high voltage and large current. With the widespread use of connectors in power battery systems, safety and reliability are receiving more and more attention, and protection of the entire current loop is becoming more and more important, so that it has become a necessary trend to add safety components in the loop of the power battery system.
Currently, power battery systems commonly employ a fuse connection between 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 a high voltage control box (PDU), and since the installation and removal of the fuse installed in the high voltage control box are complicated, the maintainability of the circuit of the power battery system is poor.
SUMMERY OF THE UTILITY MODEL
The utility model discloses solve the installation of the fuse among the prior art and dismantle complicated technical problem, provide a connector with insurance function.
In order to solve the technical problem, the technical scheme of the utility model is specifically as follows:
a connector with a fuse function comprising a connector housing, at least one terminal and at least one cable disposed at least partially within the connector housing, the terminal and cable being electrically connected;
a safety mechanism is arranged in the connector shell;
the safety mechanism comprises a detachable current overload protection part, a first connecting piece and a second connecting piece, wherein the first connecting piece and the second connecting piece are respectively and electrically connected with two ends of the current overload protection part;
the first connecting piece is electrically connected with at least one terminal, and the second connecting piece is electrically connected with at least one cable.
Preferably, the connection mode of the second connecting piece and the cable is bolt connection, welding, riveting, crimping or splicing.
Preferably, the terminal and the first connecting piece are connected in a bolt connection mode, a welding mode, a riveting mode, a crimping mode or a splicing mode.
Preferably, the current overload protection part is a fuse, the first connecting piece and the second connecting piece are provided with clamping grooves, and two ends of the fuse are clamped with the clamping grooves.
Preferably, the current overload protection part is a fuse, the first connecting piece and the second connecting piece are respectively provided with a screw rod, through holes are formed in the two ends of the fuse, and the screw rods penetrate through the through holes and are detachably connected with the nuts.
Preferably, the fuse is a temperature fuse, a fast-break fuse, a slow-break fuse, a ceramic tube fuse or a glass tube fuse.
Preferably, the connector housing further comprises a fixing reinforcing seat for fixing the fuse, and the fixing reinforcing seat is located between the first connecting piece and the second connecting piece.
Preferably, the fixed reinforcing seat is clamped with the connector shell, connected by bolts, spliced or integrally injection-molded.
Preferably, the fixed reinforcing seat is provided with a fixing groove provided with an opening, and the fuse is clamped in the opening.
Preferably, the fixed reinforcing seat is provided with a fixing groove with an opening, and a clamping portion for sealing the opening, the fuse is placed in the opening, and the clamping portion limits the movement of the fuse.
Preferably, the current overload protection part is an air switch, a fuse, a circuit breaker, a relay or an actuator.
The utility model discloses following beneficial effect has:
1. by connecting the fuse in series in the connector, the connector and a battery pack in an automobile can be effectively prevented from being damaged by current overload in the connector, and the probability of spontaneous combustion of the automobile is reduced;
2. the detachable fuse is arranged in the connector, so that the detachable fuse is convenient to detach and replace, the time is saved, and meanwhile, the detachment of important charging elements is reduced, so that the safety of a circuit is improved;
3. this device realizes carrying out the electric current to battery package high voltage electric connector and prescribes a limit to, when the fuse burns out, only need simply change the fuse can, and need not dismantle block terminal and battery package.
Drawings
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
Fig. 1 is a schematic structural diagram of a connector with a safety function according to the present invention;
fig. 2 is a schematic view of the internal structure of the connector housing of the present invention;
FIG. 3 is a schematic view of the bolt connection structure between the fuse and the first connecting member according to the present invention;
FIG. 4 is a top view of the fuse with the first and second connectors of the present invention;
FIG. 5 is a schematic structural view of the fuse and the fixed mounting seat of the present invention;
fig. 6 is a front view of a connector with a safety function according to the present invention.
The reference numerals in the figures denote:
1. a connector housing; 2. a terminal; 3. a cable; 4. a first connecting member; 5. a second connecting member; 6. a screw; 7. fixing a reinforcing seat; 701. a clamping part; 702. fixing grooves; 8. and a fuse.
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 a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-6, a connector with a safety function includes a connector housing 1, at least one terminal 2 at least partially disposed in the connector housing 1, and at least one cable 3, wherein the terminal 2 is electrically connected to the cable 3;
a safety mechanism is arranged in the connector shell 1;
the safety mechanism comprises a detachable and detachable current overload protection part, and a first connecting piece 4 and a second connecting piece 5 which are respectively and electrically connected with two ends of the current overload protection part;
the first connector 4 is electrically connected to at least one of the terminals 2, and the second connector 5 is electrically connected to at least one of the cables 3.
Specifically, the utility model discloses a can quick replacement fuse's connector has following important subassembly: a connector housing 1, a safety mechanism, a terminal 2, and a cable 3;
wherein connector housing 1 possesses shielding signal and insulating function, effectual prevention signal disturbs inside electrical components, and the burning loss condition appears in the connector, can stop the emergence of conflagration, fuse mechanism installs the inside at connector housing 1, concretely including the fuse 8 that can dismantle fast, and the first connecting piece 4 and the second connecting piece 5 of fixed fuse 8 of installation, the one end of fuse 8 is installed on second connecting piece 5, second connecting piece 5 links to each other with cable 3, install on first connecting piece 4 the other end of fuse 8, first connecting piece 4 links to each other with terminal 2, carry out the electricity and connect, fuse 8 burns out at first when current overload, open the lid on connector housing 1 when the maintenance, it can to change fuse 8, avoid the current overload to the damage of connector or electric automobile.
Further, the second connecting piece 5 and the cable 3 are connected by bolts, welding, riveting, crimping or splicing.
The connection mode of the second connecting piece 5 and the cable 3 is not limited to the above modes, and the above modes can be adopted under normal conditions, and if the wires in the cable 3 are particularly thin, the cable is suitable for welding, compression joint or splicing; the wire is thicker or made of metal conductive materials such as copper bars, aluminum bars, even silver bars and the like, and the connection modes are all optimal connection modes, but are not limited to the optimal connection modes.
Further, the terminal 2 and the first connecting piece 4 are connected in a bolt connection mode, a welding mode, a riveting mode, a crimping mode or a splicing mode.
Terminal 2 with the connected mode of first connecting piece 4 is not limited to above several kinds, several kinds of modes are all enough more than under the normal condition, terminal 2 can be replaced with first connecting piece 4 bolted connection, if the electric current transships seriously, probably to terminal 2 or the condition that first connecting piece 4 has damage, can fix through bolted connection, the replacement of being convenient for, secondly welding, riveting, crimping or concatenation all can reach fixed function, but terminal 2 also can be integrated into one piece with first connecting piece 4, through experimental proof, bolted connection is optimum connected mode, but the utility model discloses the protective scope includes above several kinds, but is not limited to the connected mode of above several kinds.
Furthermore, current overload protection portion is the fuse, first connecting piece 4 and second connecting piece 5 is last to have the draw-in groove, the both ends of fuse 8 with the draw-in groove joint.
When current overload protection portion was the fuse, the condition that the connector took place to burn out, and the power supply is cut off, opens the lid on the connector housing 1, through instrument or the manual fuse 8 of taking off the joint in the draw-in groove, convenient and fast, the effect of draw-in groove is fixed fuse 8, avoids fuse 8 to drop on first connecting piece 4 and second connecting piece 5, influences the use.
Further, the current overload protection part is a fuse, the first connecting piece 4 and the second connecting piece 5 are both provided with screw rods 6, through holes are formed in the two ends of the fuse 8, and the screw rods 6 penetrate through the through holes and are detachably connected with nuts.
When the current overload protection part is a fuse, through holes are formed in two ends of the fuse 8, the fuse 8 is lightly placed on the screw rods 6 on the first connecting piece 4 and the second connecting piece 5 through the through holes and then screwed through nuts, and the fixing mode is suitable for being used by large connectors.
Further, the fuse 8 is a temperature fuse, a fast-break fuse, a slow-break fuse, a ceramic tube fuse or a glass tube fuse.
The above fuses 8 can be installed in the connector for use, and are specifically an induced current circuit breaker, and a current overload circuit breaker is provided to prevent fire and danger.
Further, the connector housing 1 further includes a fixing reinforcing seat 7 for fixing the fuse, and the fixing reinforcing seat 7 is located between the first connecting member 4 and the second connecting member 5.
In order to guarantee the security performance of connector in the use, install fixed reinforcing seat 7 on connector housing 1, install between first connecting piece 4 and second connecting piece 5, can prevent that fuse 8 from rocking in work, can play simultaneously and prevent colliding with and absorbing effect, when colliding with the outside at the connector, can guarantee that fuse 8 can not cause the damage because of vibrations.
Further, fixed strengthen the seat 7 with connector housing 1 joint, bolted connection, concatenation or integrative injection moulding.
Fixed 7 joints of strengthening the seat are on connector housing 1, convenient to detach separation, perhaps direct and connector housing 1 integrated into one piece, and stability can be better, and the concatenation plays quick dismantlement's effect equally.
Further, the fixed reinforcing seat 7 has a fixing groove 702 with an opening, and the fuse 8 is clamped in the opening.
The opening of fixed reinforcing seat 7 can with 8 joints of fuse, can prevent that fuse 8 from rocking in work, can play simultaneously and prevent colliding with and absorbing effect, when the connector collides with the outside, can guarantee that fuse 8 can not cause the damage because of vibrations.
Further, the fixed reinforcing seat 7 has a fixing groove 702 with an opening and a clamping portion 701 for closing the opening, the fuse 8 is placed in the opening, and the clamping portion 701 limits the movement of the fuse 8.
In the fixed slot 702 was put into to fuse 8, later sealed through joint portion 701, let 8 joints of fuse in fixed slot 702, later closed joint portion 701, the other end joint of joint portion 701 can restrict 8 removal of fuse, can play simultaneously and prevent colliding with and absorbing effect on connector casing 1, when colliding with the outside at the connector, can guarantee that fuse 8 can not cause the damage because of vibrations.
Further, the current overload protection part is an air switch, a fuse, a circuit breaker, a relay or an actuator.
The current overload protection part is not limited to a fuse, can be replaced by an air switch, a fuse, a circuit breaker, a relay or an actuator and the like, and can also protect electrical elements when the current is overloaded.
In the above technical scheme, the utility model provides a connector with insurance function has following beneficial effect:
1. by connecting the fuse 8 in series in the connector, the connector and a battery pack in an automobile can be effectively prevented from being damaged by current overload in the connector, and the probability of spontaneous combustion of the automobile is reduced;
2. the detachable fuse 8 is arranged in the connector, so that the detachment and the replacement are convenient, the time is saved, and the detachment of important charging elements is reduced, so that the safety of a circuit is improved;
3. this device realizes carrying out the electric current to battery package high voltage electric connector and prescribes a limit to, when fuse 8 burns out, only need simply change the fuse can, and need not dismantle block terminal and battery package.
It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications therefrom are within the scope of the invention.
Claims (11)
1. A connector with a fuse function, comprising a connector housing, at least one terminal and at least one cable disposed at least partially within the connector housing, the terminal and the cable being electrically connected;
a safety mechanism is arranged in the connector shell;
the safety mechanism comprises a detachable current overload protection part, a first connecting piece and a second connecting piece, wherein the first connecting piece and the second connecting piece are electrically connected with two ends of the current overload protection part respectively;
the first connecting piece is electrically connected with at least one terminal, and the second connecting piece is electrically connected with at least one cable.
2. A connector with safety function according to claim 1, wherein the second connecting member is connected to the cable by bolting, welding, riveting, crimping or splicing.
3. A connector with safety function as claimed in claim 1, wherein the terminal is connected to the first connecting member by bolting, welding, riveting, crimping or splicing.
4. The connector with a safety function according to claim 1, wherein the current overload protection portion is a fuse, the first connecting member and the second connecting member have a slot, and two ends of the fuse are connected to the slot.
5. The connector with the fuse function according to claim 1, wherein the current overload protection portion is a fuse, the first connecting member and the second connecting member are provided with screws, through holes are formed in both ends of the fuse, and the screws penetrate through the through holes and are detachably connected with nuts.
6. A connector with a fuse function according to claim 4 or 5, wherein the fuse is a temperature fuse, a fast-break fuse, a slow-break fuse, a ceramic tube fuse or a glass tube fuse.
7. A connector with a fuse function according to claim 6, wherein said connector housing further comprises a fixing reinforcement seat for fixing said fuse, said fixing reinforcement seat being located between said first connecting member and said second connecting member.
8. The connector with safety function as claimed in claim 7, wherein the fixing reinforcing seat is clamped, bolted, spliced or integrally injection-molded with the connector housing.
9. The connector with fuse function as claimed in claim 7, wherein the fixing reinforcing seat has a fixing groove with an opening, and the fuse is engaged in the opening.
10. The connector with fuse function according to claim 7, wherein the fixing reinforcing seat has a fixing groove provided with an opening, and a catching portion closing the opening, the fuse is placed in the opening, and the catching portion restricts the movement of the fuse.
11. A connector with a safety function according to claim 1, wherein the current overload protection portion is a blow-on, a fuse, a circuit breaker, a relay or an actuator.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222502061.0U CN218677872U (en) | 2022-09-21 | 2022-09-21 | Connector with safety function |
| PCT/CN2023/120475 WO2024061329A1 (en) | 2022-09-21 | 2023-09-21 | Connector having fuse function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222502061.0U CN218677872U (en) | 2022-09-21 | 2022-09-21 | Connector with safety function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218677872U true CN218677872U (en) | 2023-03-21 |
Family
ID=85560132
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222502061.0U Active CN218677872U (en) | 2022-09-21 | 2022-09-21 | Connector with safety function |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN218677872U (en) |
| WO (1) | WO2024061329A1 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2024061329A1 (en) * | 2022-09-21 | 2024-03-28 | 吉林省中赢高科技有限公司 | Connector having fuse function |
Family Cites Families (7)
| 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 |
| KR101479086B1 (en) * | 2013-01-08 | 2015-01-07 | 주식회사 유라코퍼레이션 | High voltage fuse terminal |
| KR102338879B1 (en) * | 2015-04-14 | 2021-12-14 | 한국단자공업 주식회사 | Fuse |
| KR102533294B1 (en) * | 2017-08-22 | 2023-05-18 | 현대자동차주식회사 | High voltage 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
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2024061329A1 (en) * | 2022-09-21 | 2024-03-28 | 吉林省中赢高科技有限公司 | Connector having fuse function |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2024061329A1 (en) | 2024-03-28 |
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