CN216490536U - Power supply communication module - Google Patents
Power supply communication module Download PDFInfo
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- CN216490536U CN216490536U CN202120862956.8U CN202120862956U CN216490536U CN 216490536 U CN216490536 U CN 216490536U CN 202120862956 U CN202120862956 U CN 202120862956U CN 216490536 U CN216490536 U CN 216490536U
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Abstract
The utility model relates to a power supply communication module, which comprises a shell, a DP-11 detection circuit board and an external plug, wherein the DP-11 detection circuit board and the external plug are arranged in the shell; the casing is composed of an upper casing and a lower casing, and two sides of the DP-11 detection circuit board are fixedly arranged on the bottom surface of the lower casing; the external plug is arranged on the front side of the DP-11 detection circuit board and is electrically connected with the DP-11 detection circuit board; the front side of the lower shell is provided with an extending groove, and the outer plug extends to the outside of the lower shell from the extending groove. The utility model can effectively protect the vehicle controller, can quickly detect faults and reduce the maintenance cost.
Description
Technical Field
The utility model relates to the technical field of power supplies, in particular to a power supply communication module.
Background
When some vehicle comprehensive transmission control boxes are used, the problems of unstable power supply voltage and abnormal communication signals occasionally occur, and the problems of controller electrical elements in the transmission boxes are burnt out with high probability, so that the controller is in failure, the vehicle control power failure or communication line interruption and the like are caused, and the transmission boxes, particularly the controllers, are very expensive and difficult to maintain.
Disclosure of Invention
In view of the above problems, an object of the present invention is to provide a power communication module, which can effectively protect a vehicle controller, can quickly detect a failure, and can reduce maintenance cost.
In order to achieve the purpose, the utility model adopts the following technical scheme: a power supply communication module comprises a shell, a DP-11 detection circuit board and an external plug, wherein the DP-11 detection circuit board and the external plug are arranged in the shell; the casing is composed of an upper casing and a lower casing, and two sides of the DP-11 detection circuit board are fixedly arranged on the bottom surface of the lower casing; the external plug is arranged on the front side of the DP-11 detection circuit board and is electrically connected with the DP-11 detection circuit board; the front side of the lower shell is provided with an extending groove, and the outer plug extends to the outside of the lower shell from the extending groove.
Further, the both sides of casing are provided with the mounting panel down, be provided with on the mounting panel be used for with the first mounting hole that the upper housing is connected.
Further, go up the casing and adopt a few font structures, be located be provided with respectively on the both sides lateral wall of last casing and encapsulate the countersunk head through-hole, encapsulate the countersunk head through-hole with first mounting hole corresponds the setting, fixes the encapsulation through countersunk head bolt.
Furthermore, second mounting holes are respectively formed in the outer edges of the two sides of the upper shell.
Further, the DP-11 detection circuit board provides two CAN bus communication paths of CANA and CANB and 4 signal paths for the ECU; pins 1 to 3 of the DP-11 detection circuit board are CANA, pins 4 to 6 are CANB, and pins 8 to 11 are 4 signal paths; the stitch 7 and the stitch 15 of the DP-11 detection circuit board are connected with the stitch 1 of the ECU connector and then grounded, the stitch 12 of the DP-11 detection circuit board and the stitch 2 of the ECU connector are both connected to the anode of the power supply, the stitches 13 and 14 of the DP-11 detection circuit board are both connected to the cathode of the power supply, and the anode of the power supply is used for connecting the anode of the gear shifting handle socket and the anode of the sensor socket.
Further, a power filter is arranged between the power supply and the DP-11 detection circuit board in series.
Further, the circuit structure of the DP-11 detection circuit board comprises: first to fifth resistors, first to fourth diodes, and first to fourth capacitors;
one end of the first resistor is connected with the pin 1, and the other end of the first resistor is respectively connected with the cathode of the first diode, one end of the first capacitor and the pin 8;
one end of the second resistor is connected with the pin 2, and the other end of the second resistor is respectively connected with the cathode of the second diode, one end of the second capacitor and the pin 9;
one end of the third resistor is connected with a pin 4, and the other end of the third resistor is respectively connected with the cathode of the third diode, one end of the third capacitor and a pin 10;
one end of the fourth resistor is connected with a pin 5, and the other end of the fourth resistor is respectively connected with the cathode of the fourth diode, one end of the fourth capacitor and a pin 11;
one end of the fifth resistor is connected with the anode of the first diode, the other end of the first capacitor, the anode of the second diode, the other end of the second capacitor and the pin 3 respectively, and one end of the fifth resistor is also connected with the anode of the third diode, the other end of the third capacitor, the anode of the fourth diode, the other end of the fourth capacitor and the pin 6 respectively; the other end of the fifth resistor is connected with a pin 7.
Due to the adoption of the technical scheme, the utility model has the following advantages:
1. when a fault occurs, the fault road and the corresponding components can be quickly detected only by matching with the corresponding DP-11 detector, so that the maintenance cost is effectively reduced.
2. The utility model can effectively protect the whole vehicle controller when the power supply voltage is unstable or the communication signal is abnormal, even when the power supply is wrongly connected reversely during the detection before the loading of the controller.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is an exploded view of the structure of FIG. 1;
FIG. 3 is a schematic diagram of the connection of the DP-11 sensing circuit board of the present invention to the ECU connections;
FIG. 4 is a schematic diagram of the circuit structure of the DP-11 detection circuit board of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the drawings of the embodiments of the present invention. It is to be understood that the embodiments described are only a few embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the described embodiments of the utility model, are within the scope of the utility model.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "inside", "outside", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.
As shown in fig. 1 and 2, the utility model provides a power communication module, which is mainly used for a vehicle transmission control box and comprises a shell, and a DP-11 detection circuit board 1 and an external plug 2 which are arranged in the shell. The casing is composed of an upper casing 3 and a lower casing 4, and two sides of the DP-11 detection circuit board 1 are fixedly arranged on the bottom surface of the lower casing 4; the external plug 2 is arranged on the front side of the DP-11 detection circuit board 1 and is electrically connected with the DP-11 detection circuit board 1. The front side of the lower shell 4 is provided with a protruding groove 5, and the external plug 2 extends to the outside of the lower shell 4 from the protruding groove 5.
In the above embodiment, the mounting plates 6 are disposed on two sides of the lower casing 4, and the mounting plates 6 are provided with the first mounting holes 7 for connecting with the upper casing 3. Go up casing 3 and adopt a few font structures, be located and be provided with encapsulation countersunk head through-hole 8 on the both sides lateral wall of casing 3 respectively, encapsulation countersunk head through-hole 8 corresponds the setting with first mounting hole 7, fixes the encapsulation through countersunk head bolt.
Wherein, the outer edges of the two sides of the upper shell 3 are respectively provided with a second mounting hole 9, and the power supply communication module of the utility model is arranged on the vehicle comprehensive transmission control box through the second mounting holes 9.
In the above embodiment, as shown in fig. 3, the DP-11 detection circuit board 1 is used to provide the ECU with two CAN bus communication paths, namely CANA and CANB, and 4 signal paths. The DP-11 detection circuit board 1 has pins 1 to 3 as CANA, pins 4 to 6 as CANB, and pins 8 to 11 as 4 signal paths; the pin 7 and the pin 15 of the DP-11 detection circuit board 1 are connected with the pin 1 of the ECU connector and then grounded, the pin 12 of the DP-11 detection circuit board 1 and the pin 2 of the ECU connector are both connected to the positive pole of a power supply, the pins 13 and 14 of the DP-11 detection circuit board 1 are both connected to the negative pole of the power supply, and the positive pole of the power supply is used for connecting the positive poles of the gear shifting handle socket and the sensor socket.
Wherein, a power filter is arranged in series between the power supply and the DP-11 detection circuit board 1.
In the above embodiment, as shown in fig. 4, the circuit structure of the DP-11 detection circuit board 1 includes: the first resistor R1 to the fifth resistor R5, the first diode D1 to the fourth diode D4, and the first capacitor C1 to the fourth capacitor C4. One end of the first resistor R1 is connected to pin 1, and the other end of the first resistor R1 is connected to the cathode of the first diode D1, one end of the first capacitor C1, and pin 8, respectively. One end of the second resistor R2 is connected to the pin 2, and the other end of the second resistor R2 is connected to the cathode of the second diode D2, one end of the second capacitor C2, and the pin 9. One end of the third resistor R3 is connected to the pin 4, and the other end of the third resistor R3 is connected to the cathode of the third diode D3, one end of the third capacitor C3 and the pin 10. One end of the fourth resistor R4 is connected to the pin 5, and the other end of the fourth resistor R4 is connected to the cathode of the fourth diode D4, one end of the fourth capacitor C4, and the pin 11. One end of a fifth resistor R5 is connected to the anode of the first diode D1, the other end of the first capacitor C1, the anode of the second diode D2, the other end of the second capacitor C2, and the pin 3, respectively, and one end of a fifth resistor R5 is also connected to the anode of the third diode D3, the other end of the third capacitor C3, the anode of the fourth diode D4, the other end of the fourth capacitor C4, and the pin 6, respectively; the other end of the fifth resistor R5 is connected to pin 7.
In conclusion, the utility model is used for the vehicle transmission control box, CAN realize the management control of a power supply and a CAN bus communication channel, has the characteristics of low cost and convenient maintenance, realizes the effective protection of a whole vehicle controller, and greatly reduces the maintenance cost. Before the vehicle comprehensive transmission controller is electrified, the negative pole of the power supply firstly passes through the DP-11 detection circuit board 1, the positive pole of the controller supplies power, the power filter outputs the power supply directly, the negative pole of the power supply passes through the DP-11 detection circuit board 1, and the negative pole of the power supply is a weak point signal, so that the safety of a circuit is improved, and the power supply is connected with the DP-11 detection circuit board 1, so that the reverse connection prevention effect can be achieved, and the fault caused by power supply of the controller is effectively prevented.
The above embodiments are only for illustrating the present invention, and the structure, size, arrangement position and shape of each component can be changed, and on the basis of the technical scheme of the present invention, the improvement and equivalent transformation of the individual components according to the principle of the present invention should not be excluded from the protection scope of the present invention.
Claims (7)
1. A power supply communication module is characterized by comprising a shell, a DP-11 detection circuit board and an external plug, wherein the DP-11 detection circuit board and the external plug are arranged in the shell; the casing consists of an upper casing and a lower casing, and two sides of the DP-11 detection circuit board are fixedly arranged on the bottom surface of the lower casing; the external plug is arranged on the front side of the DP-11 detection circuit board and is electrically connected with the DP-11 detection circuit board; the front side of casing is opened down is equipped with and stretches out the groove, outer plug stretches out to the outside of casing down from this stretches out the groove.
2. The power communication module as claimed in claim 1, wherein mounting plates are provided at both sides of the lower case, and first mounting holes for coupling with the upper case are provided on the mounting plates.
3. The power communication module as claimed in claim 2, wherein the upper housing has a zigzag structure, and the side walls of the upper housing are respectively provided with a countersunk through hole corresponding to the first mounting hole, and the countersunk through hole is fixedly mounted by a countersunk bolt.
4. The power communication module of claim 3, wherein the two outer edges of the upper housing are respectively provided with a second mounting hole.
5. The power communication module of claim 1, wherein the DP-11 detection circuit board provides the ECU with two CAN bus communication paths CANA and CANB and 4 signal paths; pins 1 to 3 of the DP-11 detection circuit board are CANA, pins 4 to 6 are CANB, and pins 8 to 11 are 4 signal paths; the stitch 7 and the stitch 15 of the DP-11 detection circuit board are connected with the stitch 1 of the ECU connector and then grounded, the stitch 12 of the DP-11 detection circuit board and the stitch 2 of the ECU connector are both connected to the anode of the power supply, the stitches 13 and 14 of the DP-11 detection circuit board are both connected to the cathode of the power supply, and the anode of the power supply is used for connecting the anode of the gear shifting handle socket and the anode of the sensor socket.
6. The power communication module of claim 5, wherein a power filter is disposed in series between the power source and the DP-11 detection circuit board.
7. The power communication module of claim 5, wherein the circuit structure of the DP-11 detection circuit board comprises: first to fifth resistors, first to fourth diodes, and first to fourth capacitors;
one end of the first resistor is connected with the pin 1, and the other end of the first resistor is respectively connected with the cathode of the first diode, one end of the first capacitor and the pin 8;
one end of the second resistor is connected with the pin 2, and the other end of the second resistor is respectively connected with the cathode of the second diode, one end of the second capacitor and the pin 9;
one end of the third resistor is connected with a pin 4, and the other end of the third resistor is respectively connected with the cathode of the third diode, one end of the third capacitor and a pin 10;
one end of the fourth resistor is connected with a pin 5, and the other end of the fourth resistor is respectively connected with the cathode of the fourth diode, one end of the fourth capacitor and a pin 11;
one end of the fifth resistor is connected with the anode of the first diode, the other end of the first capacitor, the anode of the second diode, the other end of the second capacitor and the pin 3 respectively, and one end of the fifth resistor is also connected with the anode of the third diode, the other end of the third capacitor, the anode of the fourth diode, the other end of the fourth capacitor and the pin 6 respectively; the other end of the fifth resistor is connected with a pin 7.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120862956.8U CN216490536U (en) | 2021-04-25 | 2021-04-25 | Power supply communication module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120862956.8U CN216490536U (en) | 2021-04-25 | 2021-04-25 | Power supply communication module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216490536U true CN216490536U (en) | 2022-05-10 |
Family
ID=81393872
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120862956.8U Active CN216490536U (en) | 2021-04-25 | 2021-04-25 | Power supply communication module |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216490536U (en) |
-
2021
- 2021-04-25 CN CN202120862956.8U patent/CN216490536U/en active Active
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