CN207902328U - Vehicle tail door ECU controllers - Google Patents
Vehicle tail door ECU controllers Download PDFInfo
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- CN207902328U CN207902328U CN201721829957.2U CN201721829957U CN207902328U CN 207902328 U CN207902328 U CN 207902328U CN 201721829957 U CN201721829957 U CN 201721829957U CN 207902328 U CN207902328 U CN 207902328U
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Abstract
The utility model discloses a kind of vehicle tail door ECU controllers, controller includes shell and ECU, the control system of ECU includes central processing unit, CAN signal Transmit-Receive Unit and with CAN bus, and one end of CAN signal unit is electrically connected with CAN bus, and the other end is electrically connected with central processing unit；Further include strut control device, door-lock controller, self-priming motor control assembly, tail-gate switch, fault detection unit, buzzer siren and power supply unit.The utility model judges current car status information by obtaining automobile CAN-bus information, and tail-gate switch and locking are automatically controlled according to vehicle-state, so that automobile tail gate switch safety is reliable, the shell of another carrying ECU uses the structure type of upper and lower casing assembling, upper and lower casing individually molds manufacture, reduces mold manufacturing difficulty and assembly precision requirement；And upper and lower casing individually molds manufacture, intensity is high, is easy to be molded, and yields is high.
Description
Technical field
The utility model is related to vehicle ECU technical fields, more particularly to a kind of vehicle tail door ECU controllers.
Background technology
ECU (Electronic Control Unit) electronic control unit, also known as " car running computer ", " vehicle-mounted computer " etc..
It is very extensive in the use of automotive field.ECU includes shell and internal element, and internal element is mainly by circuit board and coil structure
At.
Continuous with China's family car is popularized, and consumer proposes the comfort of driving, safety and simple operation
Higher requirement is gone out, the opening and closing of automobile tail gate is traditionally to be operated manually after being unlocked by driver, is to pass through Pneumatic support
What bar was realized, in domestic existing automobile, pneumatic rod, the only vehicle of high gauge is generally mostly used to use electric tail gate,
It is realized by electronic strut, and due to the location of automobile and the difference of automobile tail gate load-bearing, needed for electronic strut
The power wanted also can be different.
Some vehicles are liftoff higher after tail-gate opening, and women car owner and some male car owners of short and small stature are in switch tail
Some are difficult when door, and some vehicle tail door torques are larger, also quite painstaking for the smaller car owner of strength.Due to electronic tail
It is the features such as convenience of door, air, big tail-gate opening range, deep to be liked by car owners.
In the prior art, general electric tail gate can only be switched by the tail-gate of installation to open and close tail-gate, and
Remain to when encountering tail-gate switch to open tail-gate or even some electric tail gates in non-parking position switch or traveling there are no pinch resistant functionality,
Some security risks or even some vehicles tail-gate in motion state is can bring about in this way to remain to open, it may be to consumer
Personal property causes damages.
As the bearing housing structure of vehicle tail door controller, ECU shells bear vehicle tail door ECU circuit boards protection,
It is connected and fixed, radiates the effects that uniform.
Traditional ECU shells divide upper cover and lower cover, such as Chinese patent (grant number：CN201621072900.8) title：
The shell mentioned in " the ECU shells with sealing function ", shell is also to be made of upper cover and lower cover, is solved to a certain extent
The sealing problems of ECU shells, but there are some defects, and water resistance and heat dissipation are uniformly bad, and the intensity of shell is undesirable
The problems such as.
Utility model content
In view of the problems of the existing technology, the utility model provides a kind of vehicle tail door ECU controllers, passes through acquisition
Automobile CAN-bus information judges current car status information, and automatically controls tail-gate switch and locking according to vehicle-state so that
Automobile tail gate switch safety is reliable, more hommization, intelligence, convenient for users, improves user experience, has good
Economic and social benefit；In addition, the shell of carrying ECU, structure are simplified, and the structure type assembled using upper and lower casing, upper casing
Body and lower housing individually mold manufacture, reduce mold manufacturing difficulty and assembly precision requirement, and packaging efficiency is high, and saving is assembled into
This；And upper shell and lower housing individually mold manufacture, and intensity is high, is easy to be molded, and yields is high.
In order to solve the above technical problems, the technical solution that the utility model uses is：The utility model provides one
Kind of vehicle tail door ECU controllers, the controller include shell and the ECU that is installed in the shell；
The shell includes upper shell and lower housing, and the upper shell is connected with the lower housing, and the upper shell with
The accommodating space for accommodating ECU is formed between lower housing；The ECU is the PCBA board with electronic component, the lower housing
All there is four feet lower screw hole, four feet of the upper shell all to have upper screw hole corresponding with the lower screw hole of the lower housing,
Bolt, which passes through lower screw hole and is tightened against screw hole, realizes being fixedly connected for lower housing and upper shell；
The lower housing includes four lower walls and a bottom wall, and the lower wall and the bottom wall are integrally formed connection
, the bottom wall is equipped with more lower limit blend stops, and each lower limit blend stop is all from the lower wall of the lower housing to lower casing
The middle part of body extends, and each lower limit blend stop has upward protrusion close to the one end at the middle part of lower housing；The lower casing
The bottom wall of body is additionally provided with more crisscross lower reinforcing ribs, and the height of the lower reinforcing rib is less than the height of the lower limit blend stop
The edge of degree, the ECU has fluting, and the protrusion of the lower limit blend stop, and the fluting position are carried on after the ECU installations
In the top of the lower limit blend stop, and there is gap between the upper surface of the lower reinforcing rib；
The upper shell includes four upper side walls and a roof, and the upper side wall and roof are integrally formed connection,
The roof is equipped with more upper limit blend stops, and each upper limit blend stop is all from the upper side wall of the upper shell to upper shell
Middle part extends, and each upper limit blend stop is the second inner face close to the end face at the middle part of upper shell, is defined in described second
End face is that the upper limit blend stop of plane is the first upper limit blend stop, and the upper limit blend stop that second inner face is step surface is
Second upper limit blend stop；The roof of the upper shell is additionally provided with more crisscross upper reinforcing ribs, the height of the upper reinforcing rib
Degree is stuck in the first upper limit blend stop and the ECU less than the height of the upper limit blend stop by the fluting of the ECU
Edge is against the step surface of the second limit blend stop, realizes the limit for limiting the ECU；
The ECU includes control system, and the control system includes central processing unit, with signal transmitting and receiving function
CAN signal Transmit-Receive Unit and CAN bus for receiving information of vehicles, one end and the CAN bus of the CAN signal unit
Electrical connection, and the other end is electrically connected with the central processing unit；
Further include：
Strut control device, the strut control device include the strut of strut motor control unit and control tail-gate lifting
Motor further includes set on the strut motor and with the Hall sensor of data acquisition function, the strut motor control
One end of unit is electrically connected with the central processing unit, and the other end is electrically connected with the strut motor；The hall sensing
Device is electrically connected with the central processing unit；
Door-lock controller, the door-lock controller include with instruction send out function door lock electronic control unit and
With the door lock execution unit for executing instruction function, one end and the central processing unit electricity of the door lock electronic control unit
Connection, and the other end is electrically connected with the door lock execution unit；
Self-priming motor control assembly, the self-priming motor control assembly include self-priming motor control unit and for being attracted tail
The self-priming motor of the lock catch of door lock of door, one end of the self-priming motor control unit are electrically connected with the central processing unit, and
The other end is electrically connected with the self-priming motor；
Tail-gate switchs, and the tail-gate switch is electrically connected with the central processing unit；
With detection line anomalies whether function fault detection unit, the fault detection unit simultaneously with the strut
Motor, the Hall sensor, the self-priming motor and central processing unit electrical connection；
Buzzer siren, the buzzer siren are electrically connected with the central processing unit；
Further include power supply unit, said supply unit is electrically connected with the central processing unit.
Further say, said supply unit include be located at tail-gate on solar panel, further include electricity generating controller,
Accumulator and rectifier, the solar panel are electrically connected with the electricity generating controller, the electricity generating controller and the storage
Battery is electrically connected, and the accumulator and rectifier electrical connection, the rectifier are electrically connected with the central processing unit.
It further says, the tail-gate switch includes the first switch being set in car steering room, is set to automobile
The inductive switch of second switch and the tail-gate bottom for being set to automobile on tail-gate or on automobile remote-control key, described first opens
It closes, the second switch and the inductive switch are all electrically connected with the central processing unit.
It further says, the lower wall of the lower housing and the junction of bottom wall are equipped with for shell to be fixed on vehicle body metal plate
The centre of the mounting base of gold, the mounting base has installation through-hole, the installation through-hole embedded nut, the bottom of the mounting base
And there are several blind holes positioned at the periphery of the installation through-hole.
It further says, the lower wall for not setting opening of the lower housing and the junction of bottom wall are equipped with mounting base.
Further say that there is sealing ring between the upper shell and the lower housing.
It further says, the inner surface of the upper shell and the lower housing is all covered with a radiating and cooling layer, described to dissipate
The thickness of heat drop temperature layer is 140-160 μm.
It further says, the outer surface of the upper shell and the lower housing is all covered with one layer of Waterproof corrosion layer, described
Waterproof corrosion layer is nano water-proof layer, and the thickness of the Waterproof corrosion layer is 0.1-0.8 μm.
The utility model additionally provides a kind of control method of the vehicle tail door ECU controllers, including tail-gate is opened
Control method, include the following steps：
Step 1: under tail-gate closed state, central processing unit is received by CAN signal Transmit-Receive Unit from vehicle
The tail-gate open signal and car status information of CAN bus, and be transferred to buzzer siren and send out alarm signal, simultaneous transmission
Instruct self-priming motor control unit, self-priming motor control unit controls self-priming motor action, unclamps door lock, back door lock it is electronic
Control unit receives instruction, and controls door lock execution unit and open door lock；
Step 2: then instruction is transferred to strut motor control unit, the control of strut control unit by central processing unit
Strut motor rotates and then strut is driven to open tail-gate；
It further says, the control method further includes the control method that tail-gate is closed, and is included the following steps：
S1, in the state that tail-gate is opened, central processing unit by CAN signal Transmit-Receive Unit receive from vehicle
The tail-gate shutdown signal and car status information of CAN bus, and be transferred to buzzer siren and send out alarm signal, simultaneous transmission
Strut motor control unit, strut control unit control strut motor is instructed to rotate and then strut is driven to close tail-gate, and
During tail-gate declines, door lock execution unit action, tail-gate realizes that half locks；
Instruction is transferred to self-priming motor control unit, the control of self-priming motor control unit by S2 and then central processing unit
Self-priming motor action is attracted door lock, realizes the full lock of door lock.
It further says, in step 1 and S1, the information of vehicles of receiving includes vehicle running state, and the vehicle travels shape
State includes speed.
It further says, further includes in S1：The run-length data for the strut that Hall sensor acquisition control tail-gate lifts, and pass
It is defeated by central processing unit.
It further says, further includes in S1：Detection of obstacles program, detection of obstacles program are preset in central processing unit
The operating parameter for including strut motor, during tail-gate is closed, if encountering barrier, the resistance of barrier can change strut
The operating parameter of motor, and central processing unit is fed back to, and then control strut motor and stop or invert
Further say, before ECU control systems execution tail-gate is turned on and off action, the fault detection unit meeting
The state of the electrical-coil of strut motor and self-priming motor is detected, if any one motor has exception, is alarmed, and prohibit
Only tail-gate is turned on and off, and the state of the electrical-coil includes normal, opens a way, to power supply short circuit and shorted to earth；
Before ECU control systems execution tail-gate is turned on and off action, the state of Hall sensor is detected, if appearance pair
It when ground short circuit exception, then alarms, and tail-gate is forbidden to be turned on and off.
The utility model has the beneficial effects that：
One, the utility model includes shell and the ECU that is installed in shell, and the wherein control system of ECU includes centre
Manage unit, CAN signal Transmit-Receive Unit and CAN bus, strut control device, door-lock controller, self-priming motor control assembly, tail
Door switch and fault detection unit receive the CAN bus from vehicle by CAN signal Transmit-Receive Unit CAN signal Transmit-Receive Unit
Tail-gate open signal and car status information, and according to vehicle-state automatically control tail-gate switch and locking, to realize
Arbitrary centre position is closed or is rested in the automatic opening of automobile tail gate so that automobile tail gate switch safety is reliable, more human nature
Change, is intelligent, it is convenient for users, user experience is improved, there is good economic and social benefit；
Two, in the utility model, by the lower limit blend stop of the fluting alignment lower housing of ECU and it is positioned over lower housing, then
The fluting of first upper limit blend stop of upper shell and ECU is sticked into, use later bolt or screw pass through lower housing lower screw hole and
The upper screw hole of upper shell simultaneously tightens the assembling for realizing the ECU shells, while being realized by the sealing ring between upper and lower casing
The sealing of ECU shells, structure are simplified, and the structure type assembled using upper-lower casing, upper shell and lower housing individually mold manufacture,
Mold manufacturing difficulty and assembly precision requirement are reduced, packaging efficiency is high, saves assembly cost；And upper shell and lower housing list
Solely die sinking manufacture, intensity is high, is easy to be molded, and yields is high；
Three, the control system of the utility model includes door-lock controller and self-priming motor control assembly, passes through door lock control
Device processed realizes that the semi-locked state of tail-gate realizes the full lock of the door lock of tail-gate under the action of self-priming motor control assembly, ensures
The door lock of tail-gate is completely locked, avoids boot article excessive, during vehicle traveling is jolted, automatically springs open, article is lost
Or injure passing vehicles or pedestrians by a crashing object, improve safety；
Four, the strut control device of the utility model includes set on the strut motor and has data acquisition function
Hall sensor presets detection of obstacles program in central processing unit, during tail-gate is closed, if encountering barrier,
The resistance of barrier can change the operating parameter of strut motor, and feed back to central processing unit, and then control strut motor and stop
It only or inverts, there is pinch resistant functionality, if encountering barrier or resistance, will be automatically stopped, anti-during closure or openness
To action, have substantive features and progress；
Five, before ECU control systems execution tail-gate is turned on and off action, fault detection unit can be examined the utility model
The state of the electrical-coil of strut motor and self-priming motor is surveyed, if any one motor has exception, is alarmed, and forbid
Tail-gate is turned on and off, and can also detect the state of Hall sensor, if there is shorted to earth exception, is alarmed, and prohibit
Only tail-gate is turned on and off, and is reduced error rate by the judgement of multiple information, is made electric tail gate safety and reliability, easy to operate；
Six, the power supply unit of the utility model may include solar panel, further include electricity generating controller, accumulator and
Rectifier powers for ECU control systems using solar power generation, provides electric energy, energy conservation and environmental protection meets Green Travel；And it produces
Raw unemployed electric energy can store in accumulator, be used when going on a journey for rainy days, very energy saving.The utility model one
Aspect is convenient for users, on the other hand reduces error rate by the judgement of multiple information, makes electric tail gate safety and reliability,
It is easy to operate；
Seven, there is sealing ring between the upper shell and lower housing of the utility model, can ensure the leakproofness of ECU shells,
Extraneous adverse environment is avoided to influence its circuit performance；
Eight, the installation through-hole embedded nut of the mounting base of the utility model, when being combined with vehicle metal, intensity is high, shell
Mounting base will not deform；
Nine, the utility model is equipped with the mounting base for fixing shell structure, and the centre of mounting base has installation through-hole, peace
It fills the bottom of seat and positioned at the periphery of installation through-hole there are several blind holes, the i.e. non-solid design in bottom of mounting base to ensure to pacify
In the case of filling seat intensity, material is saved, cost is reduced；
Ten, the lower wall for not setting opening of the lower housing of the utility model and the junction of bottom wall are equipped with mounting base, lead to
Three-point mount is crossed, stability is strong；
11, the inner surface of the upper shell of the utility model and lower housing is all covered with a radiating and cooling layer, is easy to ECU works
Make process radiating and cooling, good working environment is provided for ECU；
12, the outer surface of the upper shell of the utility model and lower housing is all covered with one layer of Waterproof corrosion layer, avoids rain
Water, car wash water or humid environment damage the circuit of ECU, ensure the working environment of ECU, reduce the failure rate of ECU；
13, it is equipped with upper reinforcing rib in the upper shell of the utility model, lower reinforcing rib is equipped in lower housing, is saving material
In the case of cost, increase the intensity of shell, will not deform；
14, in the utility model, it is carried on the protrusion of lower limit blend stop after ECU installations, and slots and is located at lower limit gear
The top of item, and there is gap between the upper surface of lower reinforcing rib, there are gap between ECU and the roof and bottom wall of shell,
It is not directly contacted with, is convenient for the radiating and cooling of ECU.
The above description is merely an outline of the technical solution of the present invention, in order to better understand the skill of the utility model
Art means, and can be implemented in accordance with the contents of the specification, below on the preferred embodiment of the present invention and the accompanying drawings in detail
It describes in detail bright as after.
Description of the drawings
Fig. 1 is the surface structure schematic diagram of the utility model；
Fig. 2 is the decomposition texture schematic diagram of the utility model；
Fig. 3 is the structural schematic diagram of the shell of the utility model；
Fig. 4 is the structural schematic diagram (in terms of bottom surface) of the utility model；
Fig. 5 is the structural schematic diagram of the lower housing of the utility model；
The lower housing and the structural schematic diagram after ECU assemblings that Fig. 6 is the utility model；
Fig. 7 is the structural schematic diagram of the upper shell of the utility model；
The upper shell and the structural schematic diagram after ECU assemblings that Fig. 8 is the utility model；
Fig. 9 is the portions the A enlarged drawing of Fig. 8；
Figure 10 is the control principle drawing of the ECU of the utility model；
Each section label is as follows in attached drawing：
ECU10, central processing unit 1, CAN signal Transmit-Receive Unit 2, CAN bus 3, door lock electronic control unit 41, door lock
Execution unit 42, self-priming motor control unit 51, self-priming motor 52, tail-gate switch 6, fault detection unit 7, buzzer siren 8,
Power supply unit 9, solar panel 91, electricity generating controller 92, accumulator 93, rectifier 94, the first strut motor control unit
101, the first strut motor 102, the first Hall sensor 103, the second strut motor control unit 111, the second strut motor
112, the second Hall sensor 113, former vehicle power-supply unit 95, shell 20, upper shell 201, upper screw hole 2011, the first upper limit
Blend stop 2012, the second upper limit blend stop 2013, upper reinforcing rib 2014, lower housing 202, lower screw hole 2021, lower limit blend stop 2022,
It is protrusion 20221, lower reinforcing rib 2023, mounting base 2024, installation through-hole 20241, blind hole 20242, fluting 1031, opening 204, every
The angle α on one inclined-plane and horizontal plane.
Specific implementation mode
Illustrate that specific embodiment of the present utility model, those skilled in the art can below by way of particular specific embodiment
The advantages of the utility model is understood by content disclosed in the present specification easily and effect.The utility model can also it is other not
Same mode is practiced, that is, under the scope of revealed without departing substantially from the utility model, can give different modification and change.
Embodiment：A kind of vehicle tail door ECU controllers, as shown in Fig. 1 to Figure 10, the controller includes shell 20 and peace
Loaded on the ECU10 in the shell；
The shell includes upper shell 201 and lower housing 202, and the upper shell is connected with the lower housing, and it is described on
The accommodating space for accommodating ECU 10 is formed between shell and lower housing；The ECU is the PCBA board with electronic component, described
All there is four feet of lower housing lower screw hole 2021, four feet of the upper shell all to have the lower screw hole pair with the lower housing
The upper screw hole 2011 answered, bolt, which passes through lower screw hole and is tightened against screw hole, realizes being fixedly connected for lower housing and upper shell；
The lower housing includes four lower walls and a bottom wall, and the lower wall and the bottom wall are integrally formed connection
, the bottom wall be equipped with more lower limit blend stops 2022, each lower limit blend stop all from the lower wall of the lower housing to
The middle part of lower housing extends, and each lower limit blend stop has upward protrusion 20221 close to the one end at the middle part of lower housing；
The bottom wall of the lower housing is additionally provided with more crisscross lower reinforcing ribs 2023, the height of the lower reinforcing rib be less than it is described under
The height of blend stop is limited, the edge of the ECU has fluting 2031, the lower limit blend stop is carried on after the ECU installations
Protrusion, and the fluting is located at the top of the lower limit blend stop, and there is gap between the upper surface of the lower reinforcing rib；
The upper shell includes four upper side walls and a roof, and the upper side wall and roof are integrally formed connection,
The roof is equipped with more upper limit blend stops, and each upper limit blend stop is all from the upper side wall of the upper shell to upper shell
Middle part extends, and each upper limit blend stop is the second inner face close to the end face at the middle part of upper shell, is defined in described second
End face is that the upper limit blend stop of plane is the first upper limit blend stop 2012, and the upper limit that second inner face is step surface is kept off
Item is the second upper limit blend stop 2013；The roof of the upper shell is additionally provided with more crisscross upper reinforcing ribs 2014, described
The height of upper reinforcing rib is less than the height of the upper limit blend stop, and being stuck in first upper limit by the fluting of the ECU keeps off
The edge of item and the ECU are against the step surface of the second limit blend stop, realize the limit for limiting the ECU；
The ECU 10 includes control system, and the control system includes central processing unit 1, has the function of signal transmitting and receiving
CAN signal Transmit-Receive Unit 2 and CAN bus 3 for receiving information of vehicles, one end and the CAN of the CAN signal unit
Bus is electrically connected, and the other end is electrically connected with the central processing unit；
Further include：
Strut control device, the strut control device include the strut of strut motor control unit and control tail-gate lifting
Motor further includes set on the strut motor and with the Hall sensor of data acquisition function, the strut motor control
One end of unit is electrically connected with the central processing unit, and the other end is electrically connected with the strut motor；The hall sensing
Device is electrically connected with the central processing unit；
Door-lock controller, the door-lock controller include the door lock electronic control unit 41 that function is sent out with instruction
With with the door lock execution unit 42 for executing instruction function, one end of the door lock electronic control unit and the central processing list
Member electrical connection, and the other end is electrically connected with the door lock execution unit；
Self-priming motor control assembly, the self-priming motor control assembly include self-priming motor control unit 51 and for being attracted
The self-priming motor 52 of the lock catch of door lock of tail-gate, one end and the central processing unit of the self-priming motor control unit are electrically connected
It connects, and the other end is electrically connected with the self-priming motor；
Tail-gate switch 6, the tail-gate switch are electrically connected with the central processing unit；
With detection line anomalies whether function fault detection unit 7, the fault detection unit simultaneously with the support
Bar motor, the Hall sensor, the self-priming motor and central processing unit electrical connection；
Buzzer siren 8, the buzzer siren are electrically connected with the central processing unit；
Further include power supply unit 9, said supply unit is electrically connected with the central processing unit.
In the present embodiment, said supply unit includes the solar panel 91 being located on tail-gate, further includes Generation Control
Device 92, accumulator 93 and rectifier 94, the solar panel are electrically connected with the electricity generating controller, the electricity generating controller
It is electrically connected with the accumulator, the accumulator and rectifier electrical connection, the rectifier and the central processing unit
Electrical connection.
Preferably, said supply unit further includes former vehicle power-supply unit 95, it is described original vehicle power-supply unit with it is described in
Central Processing Unit is electrically connected.
Tail-gate switch includes the first switch being set in car steering room, is set on the tail-gate of automobile or automobile
The inductive switch of second switch and the tail-gate bottom for being set to automobile on remote-control key, the first switch, described second open
It closes and the inductive switch is all electrically connected with the central processing unit.
In the present embodiment, the lower wall of the lower housing and the junction of bottom wall are equipped with for shell to be fixed on vehicle body metal plate
The centre of the mounting base 2024 of gold, the mounting base has installation through-hole 20241, the installation through-hole embedded nut, the peace
It fills the bottom of seat and there are several blind holes 20242 positioned at the periphery of the installation through-hole.
After the upper shell is connected with the lower housing, the opening 204 that the front end of two confession ECU is stretched out is formed.
The lower wall of the lower housing and the junction of bottom wall are equipped with the mounting base for shell to be fixed on to vehicle body sheet metal
2024, the centre of the mounting base has installation through-hole 20241, the installation through-hole embedded nut, the bottom of the mounting base
And there are several blind holes 20242 positioned at the periphery of the installation through-hole.
One side of each lower limit blend stop close to the middle part of lower housing is inner face, and each inner face is all to dip down
The angle α of oblique inclined-plane, each inclined-plane and horizontal plane is all 130-140 °.
Each edge of the ECU all has there are one the fluting, quantity and the fluting of the first upper limit item
Quantity is consistent and position corresponds to.
The second upper limit blend stop has 8, and each upper side wall is all equipped with 2 and is all located at the first upper limit item
Both sides.
The lower wall for not setting opening of the lower housing and the junction of bottom wall are equipped with mounting base.
There is sealing ring between the upper shell and the lower housing.
The inner surface of the upper shell and the lower housing is all covered with a radiating and cooling layer, the thickness of the radiating and cooling layer
Degree is 140-160 μm.
In the present embodiment, the radiating and cooling layer is the ZS-411 models using Lan Kaijie Science and Technology Ltd.s of Shenzhen
Coating made from product, but not limited to this.
The outer surface of the upper shell and the lower housing is all covered with one layer of Waterproof corrosion layer, and the Waterproof corrosion layer is
The thickness of nano water-proof layer, the Waterproof corrosion layer is 0.1-0.8 μm.
In the present embodiment, the nano water-proof layer is the EC-6220 using You Bao new materials Science and Technology Ltd. of Shenzhen
Coating made from type product, but not limited to this.
The control method of the vehicle tail door ECU controllers, includes the control method of tail-gate unlatching, including walks as follows
Suddenly：
Step 1: under tail-gate closed state, central processing unit is received by CAN signal Transmit-Receive Unit from vehicle
The tail-gate open signal and car status information of CAN bus, and be transferred to buzzer siren and send out alarm signal, simultaneous transmission
Instruct self-priming motor control unit, self-priming motor control unit controls self-priming motor action, unclamps door lock, back door lock it is electronic
Control unit receives instruction, and controls door lock execution unit and open door lock；
Step 2: then instruction is transferred to strut motor control unit, the control of strut control unit by central processing unit
Strut motor rotates and then strut is driven to open tail-gate；
Further include the control method that tail-gate is closed, includes the following steps：
S1, in the state that tail-gate is opened, central processing unit by CAN signal Transmit-Receive Unit receive from vehicle
The tail-gate shutdown signal and car status information of CAN bus, and be transferred to buzzer siren and send out alarm signal, simultaneous transmission
Strut motor control unit, strut control unit control strut motor is instructed to rotate and then strut is driven to close tail-gate, and
During tail-gate declines, door lock execution unit action, tail-gate realizes that half locks；
Instruction is transferred to self-priming motor control unit, the control of self-priming motor control unit by S2 and then central processing unit
Self-priming motor action is attracted door lock, realizes the full lock of door lock.
In the present embodiment, in step 1 and S1, the information of vehicles of receiving includes vehicle running state, and the vehicle travels shape
State includes speed.
Further include in S1：The run-length data for the strut that Hall sensor acquisition control tail-gate lifts, and it is transferred to centre
Manage unit.
Further include in S1：Detection of obstacles program is preset in central processing unit, detection of obstacles program includes strut electricity
The operating parameter of machine, during tail-gate is closed, if encountering barrier, the resistance of barrier can change the operation of strut motor
Parameter, and central processing unit is fed back to, and then control strut motor and stop or invert.
In addition, before ECU control systems execution tail-gate is turned on and off action, the fault detection unit can detect support
The state of the electrical-coil of bar motor and self-priming motor is alarmed, and forbid tail-gate if any one motor has exception
It is turned on and off, the state of the electrical-coil includes normal, opens a way, to power supply short circuit and shorted to earth；
Before ECU control systems execution tail-gate is turned on and off action, the state of Hall sensor is detected, if appearance pair
It when ground short circuit exception, then alarms, and tail-gate is forbidden to be turned on and off.
The central processing unit is MCU.
In the present embodiment, the strut control device set there are two and respectively the first strut control device and the second strut
Control device；
The first strut control device includes the first support of the first strut motor control unit 101 and control tail-gate lifting
Bar motor 102 further includes the first Hall sensor 103 set on the first strut motor, the first strut motor control
One end of unit is electrically connected with the central processing unit, and the other end is electrically connected with the first strut motor；Described first
Hall sensor is electrically connected with the central processing unit；
The second strut control device includes the second support of the second strut motor control unit 111 and control tail-gate lifting
Bar motor 112 further includes the second Hall sensor 113 set on the second strut motor, the second strut motor control
One end of unit is electrically connected with the central processing unit, and the other end is electrically connected with the second strut motor；Described second
Hall sensor is electrically connected with the central processing unit.
The course of work and operation principle of the utility model are as follows：
In the utility model, by the lower limit blend stop of the fluting alignment lower housing of ECU and it is positioned over lower housing, it then will be upper
First upper limit blend stop of shell and the fluting of ECU stick into, and bolt or screw is used to pass through the lower screw hole and upper casing of lower housing later
The upper screw hole of body simultaneously tightens the assembling for realizing the ECU shells, while being realized outside ECU by the sealing ring between upper and lower casing
The sealing of shell；
The control system of the utility model includes central processing unit, CAN signal Transmit-Receive Unit and CAN bus, strut control
Device, door-lock controller, self-priming motor control assembly, tail-gate switch and fault detection unit processed, are received and dispatched single by CAN signal
First CAN signal Transmit-Receive Unit receives the tail-gate open signal and car status information of the CAN bus from vehicle, and according to vehicle
State automatically controls tail-gate switch and locking, to realize the automatic opening of automobile tail gate, close or rest on arbitrary centre
Position so that automobile tail gate switch safety is reliable, more hommization, intelligence, convenient for users, improves user's body
It tests, there is good economic and social benefit.
The above description is only the embodiments of the present invention, and not thereby the foregoing is merely the implementations of the utility model
Example, it does not limit the scope of the patent of the present invention, made by using the description of the utility model and the drawings
Equivalent structure is applied directly or indirectly in other relevant technical fields, the patent guarantor for being similarly included in the utility model
It protects in range.
Claims (7)
1. a kind of vehicle tail door ECU controllers, it is characterised in that：The controller includes shell (20) and is installed on the shell
Interior ECU (10)；
The shell includes upper shell (201) and lower housing (202), and the upper shell is connected with the lower housing, and it is described on
The accommodating space for accommodating ECU (10) is formed between shell and lower housing；The ECU is the PCBA board with electronic component, institute
All there is four feet for stating lower housing lower screw hole (2021), four feet of the upper shell all to have the lower spiral shell with the lower housing
The corresponding upper screw hole (2011) in hole, bolt, which passes through lower screw hole and is tightened against screw hole, realizes that lower housing and the fixed of upper shell connect
It connects；
The lower housing includes four lower walls and a bottom wall, and the lower wall and the bottom wall are integrally formed connection,
The bottom wall is equipped with more lower limit blend stops (2022), and each lower limit blend stop is all downward from the lower wall of the lower housing
The middle part of shell extends, and each lower limit blend stop has upward protrusion (20221) close to the one end at the middle part of lower housing；
The bottom wall of the lower housing is additionally provided with more crisscross lower reinforcing ribs (2023), and the height of the lower reinforcing rib is less than described
The edge of the height of lower limit blend stop, the ECU has fluting (2031), and the lower limit gear is carried on after the ECU installations
The protrusion of item, and the fluting is located at the top of the lower limit blend stop, and have between the upper surface of the lower reinforcing rib
Gap；
The upper shell includes four upper side walls and a roof, and the upper side wall and roof are integrally formed connection, described
Roof is equipped with more upper limit blend stops, and each upper limit blend stop is all from the upper side wall of the upper shell to the middle part of upper shell
Extend, each upper limit blend stop is the second inner face close to the end face at the middle part of upper shell, defines second inner face
Upper limit blend stop for plane is the first upper limit blend stop (2012), and the upper limit blend stop that second inner face is step surface
For the second upper limit blend stop (2013)；The roof of the upper shell is additionally provided with more crisscross upper reinforcing ribs (2014), institute
The height for stating reinforcing rib is less than the height of the upper limit blend stop, and first upper limit is stuck in by the fluting of the ECU
The edge of blend stop and the ECU are against the step surface of the second upper limit blend stop, realize the limit for limiting the ECU；
The ECU (10) includes control system, and the control system includes central processing unit (1), has the function of signal transmitting and receiving
CAN signal Transmit-Receive Unit (2) and CAN bus (3) for receiving information of vehicles, one end of the CAN signal unit and institute
CAN bus electrical connection is stated, and the other end is electrically connected with the central processing unit；
Further include：
Strut control device, the strut control device include the strut electricity of strut motor control unit and control tail-gate lifting
Machine further includes set on the strut motor and with the Hall sensor of data acquisition function, the strut motor control list
One end of member is electrically connected with the central processing unit, and the other end is electrically connected with the strut motor；The Hall sensor
It is electrically connected with the central processing unit；
Door-lock controller, the door-lock controller include with instruction send out function door lock electronic control unit (41) and
With the door lock execution unit (42) for executing instruction function, one end of the door lock electronic control unit and the central processing list
Member electrical connection, and the other end is electrically connected with the door lock execution unit；
Self-priming motor control assembly, the self-priming motor control assembly include self-priming motor control unit (51) and for being attracted tail
The self-priming motor (52) of the lock catch of door lock of door, one end and the central processing unit of the self-priming motor control unit are electrically connected
It connects, and the other end is electrically connected with the self-priming motor；
Tail-gate switchs (6), and the tail-gate switch is electrically connected with the central processing unit；
With detection line anomalies whether function fault detection unit (7), the fault detection unit simultaneously with the strut
Motor, the Hall sensor, the self-priming motor and central processing unit electrical connection；
Buzzer siren (8), the buzzer siren are electrically connected with the central processing unit；
Further include power supply unit (9), said supply unit is electrically connected with the central processing unit.
2. vehicle tail door ECU controllers according to claim 1, it is characterised in that：Said supply unit includes being located at tail
Solar panel (91) on door further includes electricity generating controller (92), accumulator (93) and rectifier (94), the solar energy
Solar panel is electrically connected with the electricity generating controller, and the electricity generating controller is electrically connected with the accumulator, the accumulator and institute
Rectifier electrical connection is stated, the rectifier is electrically connected with the central processing unit.
3. vehicle tail door ECU controllers according to claim 1, it is characterised in that：The tail-gate switch includes being set to
First switch in car steering room is set to the second switch on the tail-gate of automobile or on automobile remote-control key and is set to vapour
The inductive switch of the tail-gate bottom of vehicle, the first switch, the second switch and the inductive switch all with the centre
Manage unit electrical connection.
4. vehicle tail door ECU controllers according to claim 1, it is characterised in that：The lower wall of the lower housing and bottom
The junction of wall is equipped with the mounting base (2024) for shell to be fixed on to vehicle body sheet metal, and the centre of the mounting base has installation
Through-hole (20241), the installation through-hole embedded nut, the bottom of the mounting base and the periphery for being located at the installation through-hole have
Several blind holes (20242).
5. vehicle tail door ECU controllers according to claim 1, it is characterised in that：Said supply unit further includes former vehicle
Supply unit (95), the original vehicle power-supply unit are electrically connected with the central processing unit.
6. vehicle tail door ECU controllers according to claim 1, it is characterised in that：The upper shell and the lower housing
After connection, the opening (204) that the front end of two confession ECU is stretched out is formed.
7. vehicle tail door ECU controllers according to claim 1, it is characterised in that：Each lower limit blend stop is close
The one side at the middle part of lower housing is inner face, and each inner face is all the inclined-plane tilted down, each inclined-plane and horizontal plane
Angle (α) be all 130-140 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721829957.2U CN207902328U (en) | 2017-12-25 | 2017-12-25 | Vehicle tail door ECU controllers |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721829957.2U CN207902328U (en) | 2017-12-25 | 2017-12-25 | Vehicle tail door ECU controllers |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207902328U true CN207902328U (en) | 2018-09-25 |
Family
ID=63568482
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721829957.2U Expired - Fee Related CN207902328U (en) | 2017-12-25 | 2017-12-25 | Vehicle tail door ECU controllers |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207902328U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108045329A (en) * | 2017-12-25 | 2018-05-18 | 苏州睿艾迪汽车科技有限公司 | Vehicle tail door ECU controllers and control method |
-
2017
- 2017-12-25 CN CN201721829957.2U patent/CN207902328U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108045329A (en) * | 2017-12-25 | 2018-05-18 | 苏州睿艾迪汽车科技有限公司 | Vehicle tail door ECU controllers and control method |
| CN108045329B (en) * | 2017-12-25 | 2024-05-24 | 南京栖霞科技产业发展有限公司 | Vehicle tail door ECU controller and control method |
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Legal Events
| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180925 Termination date: 20191225 |