CN210350205U - Connector, electrical equipment and electric motor car - Google Patents
Connector, electrical equipment and electric motor car Download PDFInfo
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- CN210350205U CN210350205U CN201921127699.2U CN201921127699U CN210350205U CN 210350205 U CN210350205 U CN 210350205U CN 201921127699 U CN201921127699 U CN 201921127699U CN 210350205 U CN210350205 U CN 210350205U
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- connector
- circuit board
- row needle
- connecting shell
- positioning
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Abstract
The utility model provides a connector, electrical equipment and electric motor car, including connecting casing and row needle, row needle passes the connection casing, connects the casing and is provided with the holding tank in the inboard end, and the outer end of row needle is located the outside end of connecting the casing, and the inner of row needle is located the holding tank, and the connector still includes circuit board and casting glue, and the circuit board is provided with the welding hole, and the circuit board setting is in the holding tank, the inner of row needle pass the welding hole and with the welding hole welding, the casting glue is filled in the holding tank, the casting glue parcel is at the circuit board, the inner of row needle and outside the welding hole. The pouring sealant is filled in the accommodating groove, the pouring sealant is wrapped at the inner end of the circuit board and the inner end of the row needle and outside the welding hole, even if the row needle and the inner temperature have temperature difference, condensation can be inhibited from forming under the wrapping of the pouring sealant, the pouring sealant plays an isolation role between all terminals of the row needle, the occurrence of a short circuit condition is also prevented, and therefore the insulating property and the protective property of the connector are effectively improved.
Description
Technical Field
The utility model relates to a connector field especially relates to a connector, electrical equipment and electric motor car.
Background
A connector is a component commonly used in electrical engineering, and is used to connect circuits on different devices or to connect different modules in a circuit, so that current or signals can flow or be transmitted, and the circuit can realize a predetermined function. The conventional connector includes a male connector and a female connector, and the connection is usually performed by inserting the male connector into the female connector, and an electrical connection terminal in the male connector and an electrical connection terminal in the female connector are electrically connected.
With the development of the technology at any time, signals transmitted in the connector are changed into multi-element signals from single signals in the past, and then different signals can be transmitted by adopting different terminals, so that more of the existing connectors adopt pin headers to perform data interaction.
In the application field of new energy vehicles, the new energy vehicles are generally equipped with electric equipment such as batteries, chargers, motor controllers, motor assemblies and the like, the devices are generally connected by connecting wires, and the connecting wires are generally electrically connected by connectors, so that when the electric vehicle is operated or a battery is charged, waste heat is generated from the electric devices, and when the electric vehicle is used in a cold region, because the external environment of the electrical equipment is relatively low in temperature, the internal environment of the electrical equipment is relatively high in temperature, and the metal pin header, its heat conduction efficiency is high, leads to low temperature to conduct to the inner of arranging the needle from the outer end of arranging the needle easily, because there is the difference in temperature, the inner condensation of low temperature row needle easily in the electrical equipment environment of high temperature, and the condensation leads to each electric connection terminal short circuit easily, influences the security performance of connector and even whole electrical equipment.
SUMMERY OF THE UTILITY MODEL
A first object of the present invention is to provide a connector with high insulating performance.
A second object of the present invention is to provide an electrical device having the above connector.
The third objective of the present invention is to provide an electric vehicle with the above connector.
In order to realize the utility model discloses a first purpose, the utility model provides a connector, including connecting casing and row needle, row needle passes and connects the casing, connects the casing and is provided with the holding tank in the inboard end, and the outer end of row needle is located the outside end of connecting the casing, and the inner of row needle is located the holding tank, and the connector still includes circuit board and casting glue, and the circuit board is provided with the welding hole, and the circuit board setting is in the holding tank, and the inner of row needle passes the welding hole and welds with the welding hole, and the casting glue is filled in the holding tank, and the casting glue parcel is outside the inner and the welding hole of circuit board, row needle.
It can be seen by above-mentioned scheme that through be provided with the circuit board in the connector, behind the row needle and the circuit board welding of connector, when row needle and outside communication are connected, can carry out signal processing at the circuit board very first time, and convert corresponding signal transmission to back stage circuit, directly set up the circuit board in the connector casing simultaneously, optimize structural layout and improve space utilization, and the casting glue is filled in the holding tank, the casting glue parcel is outside the inner and the welding hole of row needle, even if row needle and inside temperature have the temperature difference, also can restrain the formation of condensation under the parcel of casting glue, and the casting glue plays isolated effect between each terminal of row needle, the appearance of the short circuit condition has also been prevented, thereby improve the insulating properties and the barrier propterty of connector effectively.
According to a further scheme, the connecting shell is provided with a positioning column in the accommodating groove, the circuit board is provided with a positioning hole, and the positioning column is matched with the positioning hole.
The connecting shell is further provided with a supporting block in the accommodating groove, the supporting block is adjacent to the circuit board, and a gap is formed between the circuit board and the bottom wall of the accommodating groove.
It is from top to bottom visible, through the cooperation of reference column and locating hole to and the supporting block supports the circuit board, so can provide good support for the welding of circuit board, improve job stabilization nature and welding quality, utilize simultaneously to have the clearance between the diapire of circuit board and holding tank for the casting glue can fill in this clearance, thereby realizes the both sides parcel of casting glue to the circuit board, thereby further improves the protectiveness.
In a further scheme, the pouring sealant adopts AB glue, epoxy resin glue, silicon rubber or polyurethane glue.
Therefore, the potting adhesive can be fully and uniformly filled in the accommodating groove.
The outer side end of the connecting shell is provided with a positioning annular wall, a positioning groove is formed in the positioning annular wall, and the outer end of the pin header is located in the positioning groove.
A first sealing ring mounting groove is formed in the outer end of the connecting shell and is located on the periphery of the outer end of the pin header.
According to a further scheme, a second sealing ring mounting groove is formed in the inner side end of the connecting shell and is located on the periphery of the inner end of the pin header.
It is from top to bottom visible, be located the constant head tank through the outer end of arranging the needle to can improve the stability of connecting, and utilize the sealing washer mounting groove of outside end in, make and connect the casing and have multiple mounting means, and the homoenergetic enough utilizes the sealing washer to seal, prevents the infiltration of steam.
In order to realize the second object of the present invention, the present invention provides an electrical device, which is characterized by comprising a connector according to the above-mentioned scheme.
In order to realize the utility model discloses the third purpose, the utility model provides an electric motor car, a serial communication port, include the electrical equipment as above-mentioned scheme.
It can be seen by above-mentioned scheme that through be provided with the circuit board in the connector, behind the row needle and the circuit board welding of connector, when row needle and outside communication are connected, can carry out signal processing at the circuit board very first time, and convert corresponding signal transmission to back stage circuit, directly set up the circuit board in the connector casing simultaneously, optimize structural layout and improve space utilization, and the casting glue is filled in the holding tank, the casting glue parcel is outside the inner and the welding hole of row needle, even if row needle and inside temperature have the temperature difference, also can restrain the formation of condensation under the parcel of casting glue, and the casting glue plays isolated effect between each terminal of row needle, the appearance of short circuit condition has also been prevented, thereby improve the stability ability of connector, electrical equipment and electric motor car effectively.
Drawings
Fig. 1 is a block diagram of an embodiment of the connector of the present invention.
Fig. 2 is a block diagram of an embodiment of the connector of the present invention from another perspective.
Fig. 3 is an exploded view of an embodiment of the connector of the present invention.
Fig. 4 is a cross-sectional view of an embodiment of the connector of the present invention after welding.
Fig. 5 is a cross-sectional view of the embodiment of the connector after filling the potting adhesive.
The present invention will be further explained with reference to the drawings and examples.
Detailed Description
Connector embodiment:
referring to fig. 1 to 5, a connector 1 includes a connection housing 11, a pin header 4, a circuit board 2 and a potting adhesive 4, where the connection housing 11 has an outer end 111 and an inner end 112 at opposite sides, the connection housing 11 is provided with an accommodating groove 15 at the inner end 112, an annular wall 151 is provided at the periphery of the accommodating groove 15, the outer end 111 of the connection housing 11 is provided with a positioning annular wall 13, a positioning groove 12 is provided in the positioning annular wall 13, the pin header 4 includes a plurality of connection pins, the plurality of connection pins are arranged side by side, the pin header 4 passes through the connection housing 11, an outer end 41 of the pin header 4 is located in the positioning groove 12 and located at the outer end 111 of the connection housing 11, and an inner end 42 of the pin header 4 is located in the accommodating groove 15 and located at the. The outer end 111 of the connecting shell 11 is provided with a first sealing ring mounting groove 14, the first sealing ring mounting groove 14 is located at the periphery of the outer end 41 of the pin header 4 and at the periphery of the positioning ring wall 13, and the sealing ring 3 is arranged on the first sealing ring mounting groove 14.
Four positioning posts 161 are disposed in the receiving groove 15 of the connecting housing 11, the four positioning posts 161 are respectively located at the periphery of the inner end 42 of the pin header 4, the connecting housing 11 is further provided with four supporting blocks 162 in the receiving groove 15, and one supporting block 162 is disposed on the peripheral wall of one positioning post 161.
The circuit board 2 is provided with a processing circuit correspondingly required, such as a capacitor, a resistor, an inductor and a connecting bar 23, the circuit board 2 is provided with a plurality of welding holes 21 in a penetrating manner, a plurality of pads are arranged on the surface of the circuit board 2 back to the outer side end 111, the pads are positioned on the periphery of one welding hole 21, the circuit board 2 is provided with four positioning holes 22, the four positioning holes 22 are respectively positioned on the periphery of the welding holes 21, the circuit board 2 is arranged in the accommodating groove 15, the positioning columns 161 are matched with each other after penetrating through the positioning holes 22, the supporting blocks 162 are abutted to the circuit board 2 and then provide support for the circuit board 2, a gap is formed between the bottom wall of the circuit board 2 and the accommodating groove 15, the inner ends 42 of the row pins 4 penetrate through the welding holes 21.
Epoxy resin pouring sealant can be adopted to the 4 materials of pouring sealant, single-component epoxy resin pouring sealant, two ingredient epoxy resin pouring sealants, AB glue, silicon rubber or polyurethane glue etc. in this embodiment, adopt the higher AB glue of liquid flow nature to carry out the embedment, fill pouring sealant 4 in holding tank 15, pouring sealant 4 parcel is at circuit board 2, the inner 42 of row needle 4, pad and welding hole 21 are outer, also make pouring sealant 4 parcel be located between welding hole 21, the parcel is being located between different connecting pins, the parcel is outside two terminals of circuit board.
Manufacturing method embodiment of the connector:
the method of manufacturing the connector 1 includes:
referring to fig. 4, the circuit board 2 is first disposed in the receiving slot 15, and the inner ends 42 of the pins 4 pass through the solder holes 21;
then, welding the inner ends 42 of the pin headers 4 with the welding holes 21;
then, filling the accommodating groove 15 with the pouring sealant 4, so that the pouring sealant 4 is wrapped outside the circuit board 2, the inner end 42 of the pin header 4 and the welding hole 21;
finally, the potting adhesive 4 is cooled and solidified.
An electrical device embodiment:
the electrical equipment can be conventional electrical equipment such as a battery, a charger, a motor controller and the like, and comprises a shell and the connector 1 of the embodiment, when the connector 1 is connected, the connector 1 extends out of the shell to be installed outside the shell, so that the sealing ring 3 is in interference fit with the inner wall of the shell, and the positioning annular wall 13 extends out of the connecting shell.
Of course, in addition to the connector of the above embodiment, a second sealing ring mounting groove may be further disposed at the inner end of the connecting housing, the second sealing ring mounting groove is located at the outer periphery of the inner end of the pin header, and a sealing ring is disposed on the second sealing ring mounting groove.
The embodiment of the electric vehicle is as follows:
the electric vehicle comprises the electric equipment of the scheme.
It is from top to bottom visible, through be provided with the circuit board in the connector, arrange needle and circuit board welding back at the connector, when arranging the needle and being connected with external communication, can carry out signal processing at the circuit board very first time, and change into corresponding signal transmission to back level circuit, directly set up the circuit board in the connector casing simultaneously, optimize structural layout and improve space utilization, and the casting glue is filled in the holding tank, the casting glue parcel is at the circuit board, arrange the inner and the welding hole of needle outside, even if arrange the needle and there is the difference in temperature with inside temperature, also can restrain the formation of condensation under the parcel of casting glue, and the casting glue plays isolated effect between each terminal of arranging the needle, the appearance of the short circuit condition has also been prevented, thereby improve the connector effectively, the stability ability of electrical equipment and electric motor car.
Claims (9)
1. The connector comprises a connecting shell and a pin header, wherein the pin header penetrates through the connecting shell, an accommodating groove is formed in the inner side end of the connecting shell, the outer end of the pin header is located at the outer side end of the connecting shell, and the inner end of the pin header is located in the accommodating groove;
the method is characterized in that:
the connector still includes circuit board and casting glue, the circuit board is provided with the solder hole, the circuit board sets up in the holding tank, the inner of row's needle passes the solder hole and with the solder hole welding, the casting glue is filled in the holding tank, the casting glue parcel is in the circuit board the inner of row's needle with outside the solder hole.
2. The connector of claim 1, wherein:
the connecting shell is arranged in the accommodating groove, a positioning column is arranged in the accommodating groove, the circuit board is provided with a positioning hole, and the positioning column is matched with the positioning hole.
3. The connector of claim 2, wherein:
the connecting shell is arranged in the accommodating groove and is further provided with a supporting block, the supporting block is adjacent to the circuit board, and a gap is formed between the circuit board and the bottom wall of the accommodating groove.
4. The connector of claim 1, wherein:
the pouring sealant is AB glue, epoxy resin glue, silicon rubber or polyurethane glue.
5. The connector of claim 1, wherein:
the outer side end of the connecting shell is provided with a positioning ring wall, a positioning groove is formed in the positioning ring wall, and the outer end of the pin header is located in the positioning groove.
6. The connector according to any one of claims 1 to 5, wherein:
the outer side end of the connecting shell is provided with a first sealing ring mounting groove, and the first sealing ring mounting groove is located on the periphery of the outer end of the pin header.
7. The connector according to any one of claims 1 to 5, wherein:
and a second sealing ring mounting groove is formed in the inner side end of the connecting shell and is positioned on the periphery of the inner end of the pin header.
8. An electrical device comprising a connector as claimed in any one of claims 1 to 7.
9. Electric vehicle, characterized in that it comprises an electric apparatus according to claim 8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921127699.2U CN210350205U (en) | 2019-07-17 | 2019-07-17 | Connector, electrical equipment and electric motor car |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921127699.2U CN210350205U (en) | 2019-07-17 | 2019-07-17 | Connector, electrical equipment and electric motor car |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210350205U true CN210350205U (en) | 2020-04-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921127699.2U Active CN210350205U (en) | 2019-07-17 | 2019-07-17 | Connector, electrical equipment and electric motor car |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210350205U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110364863A (en) * | 2019-07-17 | 2019-10-22 | 珠海英搏尔电气股份有限公司 | Connector, the manufacturing method of connector, electrical equipment and electric vehicle |
-
2019
- 2019-07-17 CN CN201921127699.2U patent/CN210350205U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110364863A (en) * | 2019-07-17 | 2019-10-22 | 珠海英搏尔电气股份有限公司 | Connector, the manufacturing method of connector, electrical equipment and electric vehicle |
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