CN211404911U - High-voltage interlocking loop system, female connector and male connector for high-voltage interlocking loop system - Google Patents
High-voltage interlocking loop system, female connector and male connector for high-voltage interlocking loop system Download PDFInfo
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- CN211404911U CN211404911U CN201922116186.8U CN201922116186U CN211404911U CN 211404911 U CN211404911 U CN 211404911U CN 201922116186 U CN201922116186 U CN 201922116186U CN 211404911 U CN211404911 U CN 211404911U
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Abstract
The utility model discloses a high pressure interlocking loop system, female union piece and public union piece that are arranged in high pressure interlocking loop system, this high pressure interlocking loop system includes: the high-voltage device comprises a high-voltage device, a high-voltage power supply line, a male connector and a female connector; female union piece includes: the connector comprises a female connector body, a first external terminal, a first connector and a loop communication device; the first external terminal is arranged on the female connector body; the first connector is arranged on the female connector body and connected with the first external terminal; the loop communication device is arranged on the female connector body and is used for switching on and off the low-voltage loop according to the plugging state of the male connector and the female connector; the male member includes: the male connector body, the second external terminal and the second connector; the second external terminal is arranged on the male connector body; the second joint is arranged on the male connector body and is connected with the second external terminal; the high-voltage port of the high-voltage device is connected with the first external terminal, and the second external terminal is connected with the high-voltage power supply line. The utility model discloses can let the high-pressure device that does not have the high-pressure interlocking design also can realize high-pressure interlocking function.
Description
Technical Field
The utility model belongs to the technical field of the high-pressure safety technique and specifically relates to a high-pressure interlocking return circuit system, be used for female union piece and the public union piece of high-pressure interlocking return circuit system are related to.
Background
The high-voltage interlocking loop detects the electrical integrity or connectivity among high-voltage devices, wires, connectors and the like in the high-voltage working loop through the low-voltage loop, and timely takes corresponding safety measures (such as stopping high-voltage power supply) when the abnormal on-off of the high-voltage working loop is identified. Along with the popularization of electric vehicles, people pay more and more attention to the safety of electric vehicles. High-voltage device on the current electric automobile generally all has high-pressure interlocking loop design at its high-pressure port, its aim at: prevent that personnel from hot plugging, avoid personnel to electrocute the risk.
As shown in fig. 1, the high voltage interlock loop design integrated on the existing high voltage device 80 is generally in the form of: a signal input line HVIL _ in and a signal output line HVIL _ out of a low-voltage loop of the high-voltage interlocking loop are arranged in the high-voltage device, and are connected to a controller 84 of the high-voltage interlocking loop through a low-voltage plug 83 arranged on the high-voltage device 80, wherein when a high-voltage plug 81 connected with a high-voltage power supply line is inserted into a high-voltage socket 82 of the high-voltage device, a switch of the low-voltage loop at the high-voltage plug 81 is equally closed, and at the moment, the signal input line HVIL _ in and the signal output line HVIL _ out in the high-voltage device 80 are communicated, so that the; when the high-voltage plug 81 is pulled out from the high-voltage socket 82 of the high-voltage device 80, the signal input line HVIL _ in and the signal output line HVIL _ out in the high-voltage device 80 are not communicated, so that the low-voltage circuit is disconnected. In addition, when personnel plug high voltage plug 81, the controller 84 of high pressure interlocking return circuit triggers the disconnection of high-pressure interlock through the break-make of monitoring low pressure return circuit to arouse high-tension electricity under the whole car, avoid personnel to electrocute the risk.
Because in order to improve the high-voltage safety protection performance of the high-voltage device, the existing high-voltage device can be provided with the high-voltage interlocking design only by redesigning, the high-voltage device of the original model cannot be used, and the development cost of the high-voltage device can be increased by redesigning the high-voltage interlocking design of the high-voltage device.
SUMMERY OF THE UTILITY MODEL
To the above problem, an object of the utility model is to provide a high pressure interlocking return circuit system, be used for female union piece and the public affairs piece of high pressure interlocking return circuit system, its needs that can have now just can have the problem of high pressure interlocking design to high-pressure device redesign.
In order to achieve the above object, an embodiment of the present invention provides a female connector for a high-voltage interlock loop system, for cooperating with a male connector for connecting a high-voltage power supply line, which includes:
a female connector body;
the first external terminal is arranged on the female connector body and is used for being connected with the high-voltage device;
the first connector is arranged on the female connector body, is connected with the first external terminal and is used for being matched with the connector of the male connector; and a process for the preparation of a coating,
the circuit communication device is arranged on the female connector body and used for connecting or disconnecting a low-voltage circuit of the high-voltage interlocking circuit system when the male connector and the female connector are matched; and a communication state of the low-pressure circuit is different from a communication state when the two are combined when the two are separated.
As an improvement of the above, the circuit communication device includes: the connecting section, the first contact part and the second contact part; the communication section is connected between the first contact part and the second contact part; the first contact part and the second contact part are exposed on the female connector body and are used for correspondingly contacting two pins which are arranged on the male connector and used for connecting two signal ends of a low-voltage loop when the first contact part and the second contact part are matched.
As an improvement of the above scheme, the first external terminal is a plug, a socket, a pin or a contact structure; the first connector is a plug, socket, pin or contact structure.
In a second aspect, another embodiment of the present invention provides a male connector for a high-voltage interlocking circuit system, for mating with the female connector of any aspect of the first aspect, comprising:
a male part body;
the second external terminal is arranged on the male connector body and is used for connecting a high-voltage power supply line;
and the second connector is arranged on the male connector body, is connected with the second external terminal and is used for being matched with the connector of the female connector.
As an improvement of the above solution, the male member further includes: the low-voltage input pin is used for being connected with a low-voltage input end of the low-voltage loop and the low-voltage output pin is used for being connected with a low-voltage output end of the low-voltage loop;
the low-voltage input pin and the low-voltage output pin are both arranged on the male connector body and are exposed, and when the male connector and the female connector are well matched, the two pins are communicated by contacting with a loop communication device on the male connector.
As an improvement of the above scheme, the second external terminal is a plug, a socket, a pin or a contact structure; the second connector is a plug, socket, pin or contact structure.
In a third aspect, another embodiment of the present invention provides a female connector for a high-voltage interlock loop system, for mating with a male connector for connecting a high-voltage device, comprising:
a female connector body;
the first external terminal is arranged on the female connector body and is used for being connected with a high-voltage power supply line;
the first connector is arranged on the female connector body, is connected with the first external terminal and is used for being matched with the connector of the male connector; and a process for the preparation of a coating,
the circuit communication device is arranged on the female connector body and used for connecting or disconnecting a low-voltage circuit of the high-voltage interlocking circuit system when the male connector and the female connector are matched; and a communication state of the low-pressure circuit is different from a communication state when the two are combined when the two are separated.
In a fourth aspect, another embodiment of the present invention provides a male member for a high-pressure interlock loop system, for mating with the female member of the solution of the third aspect, comprising:
a male part body;
the second external terminal is arranged on the male connector body and is used for connecting a high-voltage device;
and the second connector is arranged on the male connector body, is connected with the second external terminal and is used for being matched with the connector of the female connector.
In a fifth aspect, another embodiment of the present invention provides a high-voltage interlock loop system, which includes: high-voltage device, high-voltage power supply line, the female connector of any aspect of first aspect and the public connector of any aspect of second aspect:
the high-voltage port of the high-voltage device is connected with the first external terminal, and the second external terminal is connected with the high-voltage power supply line.
As an improvement of the above solution, the high-voltage interlock loop system further includes: a high voltage plug; the plug end of the high-voltage plug is fixedly connected with a high-voltage port of the high-voltage device, and the wiring end of the high-voltage plug is connected with the first external terminal through a connecting wire.
In a sixth aspect, another embodiment of the present invention provides a high-voltage interlock loop system, which includes: a high voltage device, a high voltage supply line, the female connector of the aspect of the third aspect and the male connector of the aspect of the fourth aspect;
the high-voltage port of the high-voltage device is connected with the second external terminal, and the first external terminal is connected with the high-voltage power supply line.
As an improvement of the above solution, the high-voltage interlock loop system further includes: a high voltage plug; the plug end of the high-voltage plug is fixedly connected with a high-voltage port of the high-voltage device, and the wiring end of the high-voltage plug is connected with the second external terminal through a connecting wire.
Compared with the prior art, adopt the embodiment of the utility model provides a high pressure interlocking loop system, female union piece, public connector and the switching subassembly that is used for high pressure interlocking loop system need not to carry out high-pressure interlocking design again to high-pressure device itself, only need increase a pair of adaptor that is equipped with high pressure interlocking design, and high-pressure device and high-pressure power supply line are connected respectively to this a pair of adaptor, when this a pair of adaptor cooperation is connected, just can communicate high-pressure power supply line and high-pressure device both. Therefore, by adding a pair of adapter pieces with high-voltage interlocking design, the high-voltage device without the high-voltage interlocking design can realize the high-voltage interlocking function, and the high-voltage safety protection performance of the high-voltage device is improved.
Drawings
In order to more clearly illustrate the technical solution of the present invention, the drawings required for the embodiments will be briefly described below, and obviously, the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic diagram of a prior art high-pressure interlock loop system;
fig. 2 is a schematic diagram of a high-voltage interlock loop system according to an embodiment of the present invention in a low-voltage loop disconnection state;
fig. 3 is a schematic diagram of a high-pressure interlock loop system according to an embodiment of the present invention in a low-pressure loop communication state.
Reference is made to the accompanying drawings in which:
1. a female connector; 10. a female connector body; 11. a first external terminal; 12. a first joint; 13. a loop communication means; 130. a communicating section; 131. a first contact portion; 132. a second contact portion;
2. a male connector; 20. a male part body; 21. a second external terminal; 22. a second joint; 23. a low voltage input pin; 24. a low voltage output pin;
3. a high voltage supply line;
4. a high voltage device; 40. a high pressure port;
5. a high voltage plug;
6. and connecting the wires.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying 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.
In the description of the specification and claims, it is to be understood that the terms "upper", "lower", "inner", "outer", and the like, are used in an orientation or positional relationship based on that shown in the drawings, which is for convenience of description of the embodiments of the present invention, and do not indicate or imply that the referenced devices or components must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the embodiments of the present invention.
Furthermore, the terms first, second and the like in the description and in the claims, are used for descriptive purposes only to distinguish the same technical features, and are not to be construed as indicating or implying relative importance or implicit indication of the number of technical features indicated, nor is an order or temporal order necessarily described. The terms are interchangeable where appropriate. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature.
Referring to fig. 1 and 2, an embodiment of the present invention provides a high-voltage interlock loop system, which includes: high-voltage device 4, high-voltage power supply line 3 and switching subassembly: the switching assembly comprises a male connector 2 and a female connector 1. The female joint member 1 includes: a female connector body 10, a first external terminal 11, a first joint 12 and a loop communication device 13; the first external terminal 11 is arranged on the female connector body 10; the first connector 12 is arranged on the female connector body 10 and connected with the first external terminal 11; the loop communication device 13 is arranged on the female connector body 10 and is used for connecting or disconnecting a low-voltage loop of the high-voltage interlocking loop system when the male connector 2 and the female connector 1 are matched; and a communication state of the low-pressure circuit is different from a communication state when the two are combined when the two are separated. The male connector 2 includes: a male connector body 20, a second external terminal 21, and a second tab 22; the second external terminal 21 is arranged on the male part main body 20; the second connector 22 is disposed on the male connector body 20 and connected to the second external terminal 21; the high voltage port 40 (which may be in the form of an interface, pin, or socket, etc.) of the high voltage device 4 is connected to the first external terminal 11, and the second external terminal 21 is connected to the high voltage power supply line 3.
When the first connector 12 of the female connector 1 is operated by a person to be matched and connected with the second connector 22 of the male connector 2, the high-voltage power supply line 3 (which can be a power supply line connected to a high-voltage power supply) and the high-voltage device 4 can be communicated, and the low-voltage circuit can be communicated by the circuit communication device 13 on the female connector 1. When the first connector 12 of the female connector 1 is separated from the second connector 22 of the male connector 2 by a human operator, the connection between the high-voltage supply line 3 and the high-voltage device 4 is disconnected, and the low-voltage circuit is disconnected. Therefore, the controller of the high-voltage interlocking loop system identifies the connection state of the female connector 1 and the male connector 2 by identifying the on-off state of the low-voltage loop, and then measures are taken to enable the high-voltage working loop of the high-voltage device 4 to be separated from the high-voltage state (for example, the high voltage electricity is stopped being supplied to the working loop) when the female connector 1 and the male connector 2 are detected to be plugged, so that the risk of electric shock of personnel is avoided.
In summary, according to the present embodiment, it is not necessary to perform the high-voltage interlock design on the high-voltage device 4 itself, and only a pair of adapters with the high-voltage interlock design needs to be added, and the pair of adapters are respectively connected to the high-voltage device 4 and the high-voltage power supply line 3, so that when the pair of adapters are connected in a matching manner, the high-voltage power supply line 3 and the high-voltage device 4 can be communicated. Therefore, by adding a pair of adapters with high-voltage interlocking design, the high-voltage device 4 without the high-voltage interlocking design can also realize the high-voltage interlocking function, and the high-voltage safety protection performance of the high-voltage device 4 is improved.
It is understood that the first external terminal 11 of the female connector 1 may also be used for connecting with a high voltage supply line 3, and the second external terminal 21 of the male connector 2 may also be used for connecting with a high voltage port 40 of a high voltage device 4.
It should be noted that the first external terminal 11 or the second external terminal 21 may be directly connected to the high-voltage port 40 of the high-voltage device 4, or may be indirectly connected to the high-voltage port 40 of the high-voltage device 4 by a connection wire or the like, and is not limited in this respect.
In this embodiment, both the first external terminal 11 and the second external terminal 21 may be a plug, a socket, a pin, a contact, or the like, and are not limited herein. The first connector 12 and the second connector 22 may be a plug, a socket, a pin, a contact, or the like, as long as the two connectors can be well matched, and are not particularly limited herein.
Illustratively, with reference to fig. 1, the circuit communication means 13 comprise: a communication section 130, a first contact portion 131, and a second contact portion 132; the communicating section 130 is connected between the first contact portion 131 and the second contact portion 132, and the first contact portion 131 and the second contact portion 132 are exposed on the female connector body 10; the male connector 2 is provided with a low-voltage input pin 23 connected with a low-voltage input end HVIL _ in of the low-voltage circuit and a low-voltage output pin 24 connected with a low-voltage output end HVIL _ out of the low-voltage circuit; the low-voltage input pin 23 and the low-voltage output pin 24 are both disposed on the male connector body 20 and exposed. When the male connector 2 and the female connector 1 are both fitted, the first contact portion 131 is in contact with the low-voltage input pin 23, and the second contact portion 132 is in contact with the low-voltage output pin 24, so that the low-voltage circuit is in a connected state.
It should be understood that the circuit communication device 13 communicating the two pins may also be a conductive block (not shown) exposed on the female connector body 10, or a conductive body (not shown) provided with two slots for inserting the low voltage input pin 23 and the low voltage output pin 24 correspondingly, and is not limited in this respect.
The circuit communication device 13 may communicate or disconnect the low-pressure circuit by: the circuit connection device 13 includes a proximity detection sensor (not shown), a switch (not shown), and a control device (not shown), wherein when the proximity detection sensor detects that the male connector 2 is close to the female connector 1, the control device controls the switch in the low-voltage circuit to be closed, so that the low-voltage circuit is connected, and when the proximity detection sensor detects that the male connector 2 is separated from the female connector 1, the control device controls the switch in the low-voltage circuit to be opened. Alternatively, the circuit connecting device 13 includes a switch button (not shown) with elastic reset function, which is disposed in the low-voltage circuit and exposed on the female connector body 10, and when the male connector 2 is in fit contact with the female connector 1, the switch button is pressed by the male connector 2, so that the low-voltage circuit is connected; when the male connector 2 and the female connector 1 are separated, the switch button can reset due to the loss of the external force, so that a low-voltage circuit is disconnected. The above are only some example structures of the circuit communication device 13, which are provided for the convenience of understanding, and the explanation range of the circuit communication device 13 should not be limited by the above specific structure.
As an improvement to the above solution, referring to fig. 1, the high-voltage interlock loop system further includes: a high voltage plug 5. When the female connector 1 is used for connecting a high-voltage device 4, the plug end of the high-voltage plug 5 is fixedly connected with the high-voltage port 40 of the high-voltage device 4, and the terminal of the high-voltage plug 5 is connected with the first external terminal 11 through a connecting wire 6. When the male connector 2 is used for connecting a high-voltage device 4, the plug end of the high-voltage plug 5 is fixedly connected with the high-voltage port 40 of the high-voltage device 4, and the terminal of the high-voltage plug 5 is connected with the second external terminal 21 through a connecting wire 6.
It is understood that the plug end of the high voltage plug 5 may be fixedly connected to the high voltage port 40 of the high voltage device 4 by: glue bonding or welding, etc., and is not limited herein.
The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention are all covered by the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (10)
1. A female connector for a high voltage interlock loop system for mating with a male connector for connecting a high voltage power supply line, comprising:
a female connector body;
the first external terminal is arranged on the female connector body and is used for being connected with a high-voltage device;
the first connector is arranged on the female connector body, is connected with the first external terminal and is used for being matched with the connector of the male connector; and a process for the preparation of a coating,
the circuit communication device is arranged on the female connector body and used for connecting or disconnecting a low-voltage circuit of the high-voltage interlocking circuit system when the male connector and the female connector are matched; and the low-pressure circuit is used for enabling the communication state of the low-pressure circuit to be different from the communication state when the male connector and the female connector are matched when the male connector and the female connector are separated.
2. The female connector for a high pressure interlock circuit system according to claim 1, wherein said circuit communication means comprises: the connecting section, the first contact part and the second contact part; the communication section is connected between the first contact part and the second contact part; the first contact part and the second contact part are exposed on the female connector body and are used for correspondingly contacting two pins which are arranged on the male connector and used for connecting two signal ends of a low-voltage loop when the first contact part and the second contact part are matched.
3. The female connector for a high voltage interlock loop system according to claim 1, wherein said first external terminal is a plug, socket, pin or contact configuration; the first connector is a plug, socket, pin or contact structure.
4. A male member for a high-pressure interlock circuit system for mating with the female member of any one of claims 1-3, comprising:
a male part body;
the second external terminal is arranged on the male connector body and is used for connecting a high-voltage power supply line;
and the second connector is arranged on the male connector body, is connected with the second external terminal and is used for being matched with the connector of the female connector.
5. The male member for a high-pressure interlock loop system according to claim 4, further comprising: the low-voltage input pin is used for being connected with a low-voltage input end of the low-voltage loop and the low-voltage output pin is used for being connected with a low-voltage output end of the low-voltage loop;
the low-voltage input pin and the low-voltage output pin are both arranged on the male connector body and are exposed, and the two pins are used for being communicated by contacting with a loop communication device on the male connector when the male connector and the female connector are well matched.
6. The male member for a high voltage interlock loop system according to claim 4, wherein said second external terminal is a plug, socket, pin or contact structure; the second connector is a plug, socket, pin or contact structure.
7. A female connector for a high voltage interlock loop system for mating with a male connector for connecting a high voltage device, comprising:
a female connector body;
the first external terminal is arranged on the female connector body and is used for being connected with a high-voltage power supply line;
the first connector is arranged on the female connector body, is connected with the first external terminal and is used for being matched with the connector of the male connector; and a process for the preparation of a coating,
the circuit communication device is arranged on the female connector body and used for connecting or disconnecting a low-voltage circuit of the high-voltage interlocking circuit system when the male connector and the female connector are matched; and the low-pressure circuit is used for enabling the communication state of the low-pressure circuit to be different from the communication state when the male connector and the female connector are matched when the male connector and the female connector are separated.
8. A male member for a high pressure interlock loop system for mating with the female member of claim 7, comprising:
a male part body;
the second external terminal is arranged on the male connector body and is used for connecting a high-voltage device;
and the second connector is arranged on the male connector body, is connected with the second external terminal and is used for being matched with the connector of the female connector.
9. A high-pressure interlock loop system, comprising: high-voltage components, high-voltage supply lines, a female connection according to any one of claims 1 to 3 and a male connection according to any one of claims 4 to 6:
the high-voltage port of the high-voltage device is connected with the first external terminal, and the second external terminal is connected with the high-voltage power supply line.
10. The high-pressure interlock loop system of claim 9, further comprising: a high voltage plug; the plug end of the high-voltage plug is fixedly connected with a high-voltage port of the high-voltage device, and the wiring end of the high-voltage plug is connected with the first external terminal through a connecting wire.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922116186.8U CN211404911U (en) | 2019-11-28 | 2019-11-28 | High-voltage interlocking loop system, female connector and male connector for high-voltage interlocking loop system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922116186.8U CN211404911U (en) | 2019-11-28 | 2019-11-28 | High-voltage interlocking loop system, female connector and male connector for high-voltage interlocking loop system |
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| Publication Number | Publication Date |
|---|---|
| CN211404911U true CN211404911U (en) | 2020-09-01 |
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ID=72212371
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922116186.8U Active CN211404911U (en) | 2019-11-28 | 2019-11-28 | High-voltage interlocking loop system, female connector and male connector for high-voltage interlocking loop system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211404911U (en) |
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2019
- 2019-11-28 CN CN201922116186.8U patent/CN211404911U/en active Active
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Effective date of registration: 20220105 Address after: 511434 No. 36, Longying Road, Shilou Town, Panyu District, Guangzhou City, Guangdong Province Patentee after: GAC AIAN New Energy Vehicle Co.,Ltd. Address before: 510030 23 building, Cheng Yue mansion 448-458, Dongfeng Middle Road, Yuexiu District, Guangzhou, Guangdong. Patentee before: GUANGZHOU AUTOMOBILE GROUP Co.,Ltd. |