CN210724604U - Circuit based on packet relay uses one to drag two skylight controllers - Google Patents
Circuit based on packet relay uses one to drag two skylight controllers Download PDFInfo
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- CN210724604U CN210724604U CN201922299301.XU CN201922299301U CN210724604U CN 210724604 U CN210724604 U CN 210724604U CN 201922299301 U CN201922299301 U CN 201922299301U CN 210724604 U CN210724604 U CN 210724604U
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Abstract
The utility model relates to a circuit based on packet relay uses one to drag two skylight controllers, include: an electronic control unit; the two door controllers are connected with the electronic control unit, the two door controllers are respectively provided with two power supply circuits, the electronic control unit can be switched and communicated with the two power supply circuits, and the resistance of one of the two power supply circuits is smaller than that of the other power supply circuit; the two relays are correspondingly connected with the two power supply circuits on the two door controllers; and one end of the driving circuit is correspondingly connected with the two relays, the other end of the driving circuit is correspondingly connected with the two motors, and the electronic control unit drives the two motors to act through the two door controllers, the two relays and the driving circuit. The utility model discloses earlier through heavy current start relay, rethread undercurrent keeps the actuation state of relay, can also effectual reduction relay generate heat.
Description
Technical Field
The utility model relates to a skylight controller's circuit especially relates to a circuit based on packet relay uses one to drag two skylight controllers.
Background
The prior art sunroof typically uses two control motors to control the operation of the sunroof, wherein one control motor is used to control the opening and closing of the window, and the other control motor is used to control the extension and retraction of the sunshade.
Referring to fig. 2, there is shown a circuit diagram of a prior art ECU driven motor body. The Control motor mainly comprises an Electronic Control Unit (ECU) and a motor body, wherein the Control mode is that the ECU drives the motor body, namely, one ECU is matched with and drives one motor, but the cost is high.
In the process of implementing the present invention, the inventor finds that the prior art has at least the following problems:
because the size of the relay in the prior art is usually 13.6mm in length, 12.1mm in width, 13.7mm in height, and the size is large, a large amount of ECU area and motor internal space are occupied, if two relays are used on the ECU, the motor internal space is not compatible with the size of the original single ECU driving single motor, the size of the motor shell needs to be additionally increased, and the problem of mechanical interference caused by the relay to the installation space of the existing skylight is caused.
SUMMERY OF THE UTILITY MODEL
For solving the technical problem that exists among the above-mentioned prior art, the embodiment of the utility model provides a circuit based on packet relay uses one to drag two skylight controllers. The specific technical scheme is as follows:
in a first aspect, a circuit for applying a one-to-two sunroof controller based on a small packet relay is provided, for driving two motors to operate, wherein the circuit for applying the one-to-two sunroof controller based on the small packet relay includes:
an electronic control unit;
the two door controllers are connected with the electronic control unit, the two door controllers are respectively provided with two power supply circuits, the electronic control unit can be switched and communicated with the two power supply circuits, and the resistance of one of the two power supply circuits is smaller than that of the other power supply circuit;
the two relays are correspondingly connected with the two power supply circuits on the two door controllers; and
one end of the driving circuit is correspondingly connected with the two relays, the other end of the driving circuit is correspondingly connected with the two motors, and the electronic control unit drives the two motors to act through the two door controllers, the two relays and the driving circuit;
when the electronic control unit drives the two motors, the electronic control unit is communicated through one of the power supply circuits on the two door controllers and provides first current for the two relays through one of the power supply circuits, the electromagnets on the two relays attract and control the switches of the two drive circuits to be closed, and the two motors are driven to act;
after the electromagnets on the two relays are attracted, the electronic control unit is switched to be communicated with the other power supply circuit on the two door controllers, the other power supply circuit supplies second current to the two relays, and the electromagnets on the two relays are kept attracted.
In a first possible implementation manner of the first aspect, two door controllers are respectively provided with two microprocessor control interfaces, the two door controllers are respectively connected with the electronic control unit through the two microprocessor control interfaces, and the electronic control unit switches the communication state between the two power supply circuits on the two door controllers through the two microprocessor control interfaces.
In a second possible implementation form of the first aspect, the relay is a packet relay.
With reference to the second possible implementation manner of the first aspect, in a third possible implementation manner of the first aspect, the packet relay has a length of 7.5 mm, a width of 12.1mm, and a height of 13.7 mm.
In a fourth possible implementation manner of the first aspect, one of the power supply circuits is provided with a first resistor, the other power supply circuit is provided with a second resistor, and a resistance value of the second resistor is greater than a resistance value of the first resistor.
In a fifth possible implementation manner of the first aspect, one of the power supply circuits is not provided with a resistor, and the other power supply circuit is provided with a resistor.
With reference to the fifth possible implementation manner of the first aspect, in a sixth possible implementation manner of the first aspect, the resistance value of the resistor provided on the other power supply circuit is 200 ohms.
In a seventh possible implementation manner of the first aspect, the electronic control unit may drive the two motors to act simultaneously or drive any one of the two motors to act separately.
In an eighth possible implementation manner of the first aspect, when the electromagnets on the two relays are attracted to control the switches of the two driving circuits to be turned off, the two driving circuits are communicated with the positive electrode of the vehicle body power supply to provide power for the two motors to drive the two motors to act.
In a ninth possible implementation manner of the first aspect, one end of each of the electromagnets on the two relays is communicated with the positive electrode of the vehicle body power supply, the other end of each of the electromagnets on the two door controllers is communicated with two power supply circuits on the two door controllers, a diode is further arranged on a communication line between the electromagnet and the positive electrode of the vehicle body power supply, a test point is further arranged on a communication line between the diode and the electromagnet and used for detecting the attraction state of the electromagnet, and when attraction of the electromagnet is detected, the electronic control unit is controlled to be communicated with the other power supply circuit.
Compared with the prior art, the utility model the advantage that has have:
the utility model discloses a circuit based on packet relay uses one to drag two skylight controllers uses packet relay protection circuit design, and packet relay's volume only has about 1/2 size of general relay, can reduce ECU area and volume by a wide margin, can match the size of original "single ECU drive single motor", avoids causing the interference to current skylight assembly. And simultaneously, the utility model discloses a circuit based on packet relay uses one to drag two skylight controllers when driving motor, earlier through heavy current start-up relay, rethread small current keeps the actuation state of relay, can also effectual reduction relay generate heat.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
Fig. 1 is a schematic circuit diagram of a circuit of a one-to-two skylight controller based on a packet relay according to an embodiment of the present invention.
Fig. 2 is a circuit diagram of a prior art ECU driving motor body.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, embodiments of the present invention will be described in further detail below with reference to the accompanying drawings.
In an embodiment of the present invention, please refer to fig. 1, which shows a circuit schematic diagram of a circuit 1 based on a packet relay using a one-to-two skylight controller according to an embodiment of the present invention. The circuit 1 based on the packet relay with the one-to-two skylight controller is used for driving the action of two motors 2, and the circuit 1 based on the packet relay with the one-to-two skylight controller comprises an electronic control unit (not shown in the figure), two door controllers 3, two relays 4 and a driving circuit 5, wherein:
the electronic control unit is mainly used for controlling the two relays 4, so that the aim of controlling the action of the double motors (the two motors 2) is fulfilled; there may be no particular requirement for the choice of the electronic control unit in this embodiment, as is conventional to those skilled in the art, and may be chosen, for example, as the electronic control unit 7 shown in prior art in fig. 2.
Referring to fig. 1 again, the two gate controllers 3 are connected to the electronic control unit, the two gate controllers 3 further have two power supply circuits 31 and 32, respectively, and the electronic control unit can be switched and connected to the two power supply circuits 31 and 32. The two door controllers 3 disclosed in this embodiment are respectively provided with two microprocessor control interfaces 33, the two door controllers 3 are respectively connected to the electronic control unit through the two microprocessor control interfaces 33, and the electronic control unit switches the communication state between the two power supply circuits 31 and 32 on the two door controllers 3 through the two microprocessor control interfaces 33, but not limited thereto.
Referring to fig. 1 again, the resistance of one of the two power supply circuits 31, 32 is smaller than the resistance of the other power supply circuit 32, so that the current provided by the one power supply circuit 31 is larger than the current provided by the other power supply circuit 32 under the same voltage, and the current provided by the other power supply circuit 32 can maintain the attraction state of the electromagnet 41 on the relay 4, and meanwhile, the current provided by the one power supply circuit 31 can attract the contact (electromagnet 41) of the relay 4, thereby realizing large current and short-time operation for attracting the contact of the relay 4, and maintaining attraction of small current and reducing heat generation.
In a preferred embodiment, a first resistor is disposed on one of the power supply circuits 31, a second resistor is disposed on the other power supply circuit 32, and the resistance of the second resistor is greater than that of the first resistor, so that the resistance of the other power supply circuit 32 is greater than that of the one power supply circuit 31, and thus when the electronic control unit provides voltage, the current provided to the relay 4 through the one power supply circuit 31 is greater than the current provided to the relay 4 by the other power supply circuit 32, but not limited thereto.
In a preferred embodiment, referring again to fig. 1, one of the power supply circuits 31 has no resistor, and the other power supply circuit 32 has a resistor 34, so that the resistor of the other power supply circuit 32 is greater than the resistor of the one power supply circuit 31, and since the resistance of the electromagnet 41 of the relay 4 is about 150 Ω (ohm), the electromagnet is provided with a resistorPreferably, the resistor 34 provided on the other power supply circuit 32 has a value of 200 ohms, so that the current supplied via the other power supply circuit 32 is about half the current supplied by one of the power supply circuits 31, so that the current of the relay 4 can be reduced, the heating rate thereof can be reduced, and the joule's law (Q ═ I-2Rt), the amount of heat generation reduced is larger than 1/4 or less of the original amount of heat generation, but the present invention is not limited to this.
Referring to fig. 1 again, the two relays 4 are correspondingly connected to the two power supply circuits 31 and 32 of the two door controllers 3, wherein one power supply circuit 31 is used for controlling the electromagnet 41 of the relay 4 to be actuated from the separated state to the attraction state, and the other power supply circuit 32 is used for keeping the attraction state of the electromagnet 41 of the relay 4 unchanged when the electromagnet is actuated. The relay 4 disclosed in the embodiment is a small-package relay, the preferred length of the size of the relay is 7.5 mm, the width of the relay is 12.1mm, and the height of the relay is 13.7mm, the size of the relay is only about 1/2 of a common relay, the area and the size of an ECU (electronic control unit) can be greatly reduced, the size of the original single ECU driving single motor can be matched, and the interference on the existing skylight assembly is avoided.
In a preferred embodiment, referring to fig. 1 again, one end of the electromagnet 41 on the two relays 4 is connected to the vehicle body power supply anode 6, the other end is connected to the two power supply circuits 31 and 32 on the two door controllers 3, a diode 42 is further disposed on a connection line between the electromagnet 41 and the vehicle body power supply anode 6, a test point 43 is further disposed on a connection line between the diode 42 and the electromagnet 41, the test point 43 is used for detecting the attraction state of the electromagnet 41, and when the attraction of the electromagnet 41 is detected, the control electronic control unit is switched to be connected to the other power supply circuit 32, and a current is provided through the other power supply circuit 32 to maintain the attraction state of the electromagnet 41, but not limited thereto.
Referring to fig. 1 again, one end of the driving circuit 5 is correspondingly connected to the two relays 4, the other end of the driving circuit 5 is correspondingly connected to the two motors 2, and the electronic control unit drives the two motors 2 to operate through the two gate controllers 3, the two relays 4 and the driving circuit 5. Preferably, the electronic control unit can drive the two motors 2 to operate simultaneously or drive any one of the two motors 2 to operate independently.
In a preferred embodiment, when the driving circuit 5 drives the two motors 2 to operate, the electromagnets 41 on the two relays 4 are attracted, and when the switch controlling the two driving circuits 5 is turned off, the two driving circuits 5 are communicated with the vehicle body power positive electrode 6 to provide power for the two motors 2 to drive the two motors 2 to operate, but not limited thereto.
When the electronic control unit drives the two motors 2, the electronic control unit is communicated through one of the power supply circuits 31 on the two door controllers 3 and provides a first current for the two relays 4 through one of the power supply circuits 31, the electromagnets 41 on the two relays 4 are attracted to control the switch of the two drive circuits 5 to be closed, and the two motors 2 are driven to act.
After the electromagnets 41 on the two relays 4 are attracted, the electronic control unit is switched to be communicated with the other power supply circuit 32 on the two door controllers 3, and provides a second current for the two relays 4 through the other power supply circuit 32, because the resistance of one power supply circuit 31 is smaller than that of the other power supply circuit 32, the second current is smaller than the second current, and the second current can keep the electromagnets 41 on the two relays 4 in an attraction state, so that the heating of the relays 4 can be reduced.
While the foregoing description shows and describes several preferred embodiments of the invention, it is to be understood, as noted above, that the invention is not limited to the forms disclosed herein, but is not intended to be exhaustive of other embodiments, and is capable of use in various other combinations, modifications, and environments and is capable of changes within the scope of the inventive concept as expressed above, or as otherwise known in the relevant art. But that modifications and variations may be effected by those skilled in the art without departing from the spirit and scope of the invention, which is to be limited only by the claims appended hereto.
Claims (10)
1. A circuit based on a packet relay and applying a one-to-two skylight controller is used for driving the actions of two motors, and is characterized by comprising the following steps:
an electronic control unit;
the two door controllers are connected with the electronic control unit, the two door controllers are respectively provided with two power supply circuits, the electronic control unit can be switched and communicated with the two power supply circuits, and the resistance of one of the two power supply circuits is smaller than that of the other power supply circuit;
the two relays are correspondingly connected with the two power supply circuits on the two door controllers; and
one end of the driving circuit is correspondingly connected with the two relays, the other end of the driving circuit is correspondingly connected with the two motors, and the electronic control unit drives the two motors to act through the two door controllers, the two relays and the driving circuit;
when the electronic control unit drives the two motors, the electronic control unit is communicated through one of the power supply circuits on the two door controllers and provides first current for the two relays through one of the power supply circuits, electromagnets on the two relays attract and control the switches of the two drive circuits to be closed, and the two motors are driven to act;
and after the electromagnets on the two relays are attracted, the electronic control unit is switched to be communicated with the other power supply circuit on the two door controllers, second current is provided for the two relays through the other power supply circuit, and the electromagnets on the two relays are kept attracted.
2. The circuit for applying one-for-two skylight controllers based on a small-package relay according to claim 1, wherein the two door controllers are respectively provided with two microprocessor control interfaces, the two door controllers are respectively connected with the electronic control unit through the two microprocessor control interfaces, and the electronic control unit is switched to be in a communication state with the two power supply circuits on the two door controllers through the two microprocessor control interfaces.
3. The packet relay-based circuit employing a one-to-two skylight controller of claim 1, wherein the relay is a packet relay.
4. The packet relay based circuit for applying a one-drive-two skylight controller according to claim 3, wherein the packet relay is 7.5 mm long, 12.1mm wide and 13.7mm high.
5. The electrical circuit for applying a one-to-two sunroof controller based on a small packet relay according to claim 1, wherein a first resistor is disposed on one of the power supply circuits, a second resistor is disposed on the other power supply circuit, and a resistance value of the second resistor is greater than a resistance value of the first resistor.
6. The packet relay based circuit for applying a one-for-two sunroof controller according to claim 1, wherein no resistor is provided on one of the power supply circuits and a resistor is provided on the other power supply circuit.
7. The packet relay based circuit for applying a one-to-two skylight controller according to claim 6, wherein the resistance value of the resistor provided on the other power supply circuit is 200 ohms.
8. The electrical circuit for implementing a one-drive-two skylight controller based on a packet relay of claim 1, wherein the electronic control unit can drive the two motors to act simultaneously or drive either one of the two motors to act alone.
9. The circuit for applying a one-to-two skylight controller based on a small-package relay as claimed in claim 1, wherein the electromagnets on the two relays are attracted to control the two driving circuits to be connected with the positive pole of the vehicle body power supply when the switches of the two driving circuits are turned off, so as to provide power for the two motors and drive the two motors to act.
10. The circuit for applying a one-to-two skylight controller based on a small-package relay as claimed in claim 1, wherein one end of the electromagnet on the two relays is connected to the positive electrode of the vehicle power supply, the other end of the electromagnet is connected to the two power supply circuits on the two door controllers, a diode is further disposed on the connection line between the electromagnet and the positive electrode of the vehicle power supply, a test point is further disposed on the connection line between the diode and the electromagnet for detecting the attraction state of the electromagnet, and when the attraction of the electromagnet is detected, the electronic control unit is controlled to be switched to be connected to the other power supply circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922299301.XU CN210724604U (en) | 2019-12-19 | 2019-12-19 | Circuit based on packet relay uses one to drag two skylight controllers |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922299301.XU CN210724604U (en) | 2019-12-19 | 2019-12-19 | Circuit based on packet relay uses one to drag two skylight controllers |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210724604U true CN210724604U (en) | 2020-06-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922299301.XU Active CN210724604U (en) | 2019-12-19 | 2019-12-19 | Circuit based on packet relay uses one to drag two skylight controllers |
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| Country | Link |
|---|---|
| CN (1) | CN210724604U (en) |
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- 2019-12-19 CN CN201922299301.XU patent/CN210724604U/en active Active
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