CN209650210U - A kind of heavy truck vehicle intelligence chassis front module - Google Patents
A kind of heavy truck vehicle intelligence chassis front module Download PDFInfo
- Publication number
- CN209650210U CN209650210U CN201920320589.1U CN201920320589U CN209650210U CN 209650210 U CN209650210 U CN 209650210U CN 201920320589 U CN201920320589 U CN 201920320589U CN 209650210 U CN209650210 U CN 209650210U
- Authority
- CN
- China
- Prior art keywords
- power
- circuit
- main control
- module
- chip
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Emergency Protection Circuit Devices (AREA)
Abstract
The utility model discloses a kind of heavy truck vehicle intelligence chassis front modules, are related to chassis module field；It includes ontology, ontology includes circuit board module, circuit board module includes power distribution circuit, driving circuit and main control chip, power distribution circuit and main control chip are electrically connected, it further includes power failure detection circuit that main control chip, driving circuit and power distribution circuit, which are sequentially electrically connected, power distribution circuit, power failure detection circuit and main control chip are sequentially electrically connected, and realize power failure monitor；The utility model uses smart power chip and intelligent power chip distribution power supply and detection power failure; power chip is set and carries out drive control and detection driving condition; realize intelligent protection; solve the problems, such as that existing chassis front module uses relay driving, distribution power mode is single, can not monitor output to lead to its high failure rate; reach various distribution, intelligent drives and real-time monitoring, greatly improves the effect of the reliability of chassis front module.
Description
Technical field
The utility model relates to chassis module field, especially a kind of heavy truck vehicle intelligence chassis front module.
Background technique
The chassis front module of heavy truck vehicle realizes that offer power supply, distribution power supply, (load includes car light, controller for driving load
And motor) etc. functions, existing chassis front module high failure rate, including following factor: one, existing chassis front module use after
Electrical equipment drive load, relay service life can be gradually decreased because of long-term hot environment, and the reliability for causing it to control is more next
It is lower, it is easy to produce failure；Two, existing chassis module is loaded using relay driving, is only capable of simply controlling, can not be obtained
Load condition can not monitor load；Three, existing chassis module generally uses fuse or triode distributes power supply, distribution
Power supply it is in the form of a single, be unable to satisfy existing demand, when method of salary distribution failure, entire module will be unable to work, cause therefore
Barrier takes place frequently；Therefore, it is necessary to a kind of chassis front modules can overcome problem above, reduce the failure rate of chassis front module, improve it
Reliability.
Summary of the invention
The purpose of this utility model is that: the utility model provides a kind of heavy truck vehicle intelligence chassis front module, solves
Existing chassis front module uses relay driving, distribution power mode is single, can not monitor output to lead to its high failure rate
Problem.
The technical solution adopted in the utility model is as follows:
A kind of heavy truck vehicle intelligence chassis front module, including ontology, the ontology include circuit board module, the route board group
Part includes power distribution circuit driving circuit and main control chip, and power distribution circuit and main control chip are electrically connected, main control chip,
Driving circuit and power distribution circuit are sequentially electrically connected, and are realized power distribution control, are further included power failure detection circuit, institute
It states power distribution circuit, power failure detection circuit and main control chip to be sequentially electrically connected, realizes power failure monitor.
It preferably, further include driving monitoring modular；The driving monitoring modular includes intelligent power drive module and failure
Monitoring modular；The main control chip control terminal, intelligent power drive module and load are sequentially electrically connected, and the intelligent power drives
Dynamic model block, fault monitor module and main control chip test side are sequentially electrically connected, and realize driving malfunction monitoring.
Preferably, the intelligent power drive module includes smart power chip, 3 pin of smart power chip and INPUT2
Pin, 5 and INPUT2 pin connect main control chip, realize drive control, 7 and CURRENT SENSE1 pin, 9 and
CURRENT SENSE2 pin connects main control chip, realizes driven object state-detection, and OUTPUT2 pin connects capacitor
The connection of C123, OUTPUT1 pin capacitor C124, capacitor C123 and capacitor C124 are connected in parallel, and capacitor C123 is also connected with transient state
Connection driving after diode TVS-2 is inhibited to export, capacitor C124 is also connected with connection driving output after Transient Suppression Diode TVS.
Preferably, the power failure detection circuit includes power supply chip, power chip, Transient Suppression Diode TVS-1
With Transient Suppression Diode TVS6, power input connects Transient Suppression Diode TVS6, and power output end connects transient state and inhibits
Diode TVS-1, the I pin of power supply chip connect power input, and RO pin connects main control chip control terminal, Q pin
Power chip Vbb pin is connected, power chip IN pin connects main control chip control terminal, and power chip IS pin connects master control core
Piece test side, power chip OUT pin connect power output end.
Preferably, the power distribution circuit includes fuse distributor circuit, MOSFET distributor circuit and triode distribution
Circuit, the fuse distributor circuit input terminal connect power distribution circuit output end, output end connection load；It is described
MOSFET distributor circuit input terminal connects power distribution circuit output end, output end connection load；The triode distribution electricity
Road input terminal connects power distribution circuit output end, output end connection load.
Preferably, the power failure detection circuit further includes blown fuse detection circuit, the blown fuse inspection
Slowdown monitoring circuit includes fuse, front end voltage stabilizing circuit and rear end voltage regulator circuit, and it is defeated that 2 pin of fuse is separately connected power distribution
Enter end and front end voltage stabilizing circuit, 1 pin of fuse is separately connected power distribution output end and rear end voltage regulator circuit, before described
Voltage regulator circuit is held to connect main control chip test side, the rear end voltage regulator circuit connects main control chip test side.
It preferably, further include communication module, the communication module includes CAN communication module and LIN communication module, described
CAN communication module input terminal connects CAN bus, and output end connects main control chip, and the LIN communication module input terminal connects LIN
Bus, output end connect main control chip.
It preferably, further include that signal acquisition module and data latch and simultaneously serial ports conversion module, the signal acquisition module
The input of input terminal connection switch/signal, the data that output end connect latch and simultaneously serial ports conversion module, and the data latch and simultaneously
Serial ports conversion module connects main control chip.
Preferably, further include load ontology shell, the shell includes upper cover and lower cover, the upper cover, ontology and under
Lid is tightly connected from top to bottom, and circuit board module is arranged on the ontology.
Preferably, the upper cover setting loads the seal groove A of sealing rubber ring, and boss A, the boss A is arranged in the ontology
Indentation sealing slot A, which is realized, to be tightly connected, and boss B, the boss B indentation on the circuit board module set side and lower cover is arranged in the lower cover
The seal groove B of ontology setting, which is realized, to be tightly connected, and the upper cover also passes through ethylene-propylene-diene monomer adhesive tape with ontology and connects.
In conclusion by adopting the above-described technical solution, the beneficial effects of the utility model are:
1. the utility model realizes power supply smart distribution and power failure using smart power chip and intelligent power chip
Detection, prevents chassis module power failure, and setting power chip carries out drive control and detection driving condition, realizes intelligent protection
And detection, it solves existing chassis front module and uses relay driving, distribution power mode is single, can not monitor output to cause
The problem of its high failure rate, has reached various distribution, intelligent drives and real-time monitoring, greatly improves the reliability of chassis front module
Effect；
2. the utility model is transmitted to master control core by CAN communication by the output of monitoring power chip and power supply chip
Piece, is conducive to monitoring power supply status in time and load condition carries out first class of protection, while power chip and the included protection of power supply chip
Circuit carries out second class protection, realizes failure monitoring and intelligent protection, substantially reduces the failure rate of chassis front module；
3. the utility model adds Transient Suppression Diode using switching power circuit, anti-interference ability is promoted, is used now
Power circuit can by ISO7637-3 standard, improve chassis front module power supply reliability；
4. the utility model realizes CAN bus communication, it is conducive to stabilized communication, realizes load monitoring and power protection；
5. the utility model, by detection blown fuse situation, control in time, further prevents bottom according to testing result
Disk front module failure；
6. the utility model shell is realized using boss and sealing ring and is tightly connected, waterproof is realized, grade IP69K is conducive to
Improve the reliability and security performance of chassis front module.
Detailed description of the invention
In order to illustrate the technical solution of the embodiments of the present invention more clearly, below will be to needed in the embodiment attached
Figure is briefly described, it should be understood that the following drawings illustrates only certain embodiments of the present invention, therefore is not construed as pair
The restriction of range for those of ordinary skill in the art without creative efforts, can also be according to this
A little attached drawings obtain other relevant attached drawings.
Fig. 1 is the control block diagram of the utility model；
Fig. 2 is the power failure detection circuit figure of the utility model；
Fig. 3 is the driving monitoring modular circuit diagram of the utility model；
Fig. 4 is the blown fuse detection circuit figure of the utility model；
Fig. 5 is the telecommunication circuit figure of the utility model；
Fig. 6 is the signal acquisition and conversion circuit figure of the utility model；
Fig. 7 is the power distribution circuit figure of the utility model；
Fig. 8 is the structural schematic diagram of the utility model；
Fig. 9 is the waterproof construction schematic diagram of the utility model；
Figure 10 is the waterproof construction details enlarged drawing of the utility model；
Marked in the figure: 1- upper cover, 2- ontology, 3- lower cover, 4- circuit board module, 5- boss A, 6- sealing ring, 7- boss B,
8- ethylene-propylene-diene monomer adhesive tape, 9- seal groove B, 10- seal groove A.
Specific embodiment
In order to make the objectives, technical solutions, and advantages of the present invention clearer, with reference to the accompanying drawings and embodiments, right
The present invention is further elaborated.It should be appreciated that described herein, specific examples are only used to explain the present invention, not
For limiting the present invention, i.e., described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is logical
The component for the embodiment of the present invention being often described and illustrated herein in the accompanying drawings can be arranged and be designed with a variety of different configurations.
Therefore, the detailed description of the embodiment of the present invention provided in the accompanying drawings is not intended to limit below claimed
The scope of the present invention, but be merely representative of selected embodiment of the invention.Based on the embodiment of the present invention, those skilled in the art
Member's every other embodiment obtained without making creative work, shall fall within the protection scope of the present invention.
It should be noted that the relational terms of term " first " and " second " or the like be used merely to an entity or
Operation is distinguished with another entity or operation, and without necessarily requiring or implying between these entities or operation, there are any
This actual relationship or sequence.Moreover, the terms "include", "comprise" or its any other variant be intended to it is non-exclusive
Property include so that include a series of elements process, method, article or equipment not only include those elements, but also
Further include other elements that are not explicitly listed, or further include for this process, method, article or equipment it is intrinsic
Element.In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that including described
There is also other identical elements in the process, method, article or equipment of element.
Technical problem: solve existing chassis front module using relay driving, power mode is single for distribution, Wu Fajian
The problem of control output leads to its high failure rate；
Technological means: a kind of heavy truck vehicle intelligence chassis front module, including ontology, the ontology include circuit board module, institute
Stating circuit board module includes power distribution circuit driving circuit and main control chip, and power distribution circuit and main control chip electrically connect
It connects, main control chip, driving circuit and power distribution circuit are sequentially electrically connected, and realize power distribution control, further include power supply event
Hinder detection circuit, the power distribution circuit, power failure detection circuit and main control chip are sequentially electrically connected, and realize power supply event
Barrier detection.
It further include driving monitoring modular；The driving monitoring modular includes intelligent power drive module and malfunction monitoring mould
Block；The main control chip control terminal, intelligent power drive module and load are sequentially electrically connected, and the intelligent power drives mould
Block, fault monitor module and main control chip test side are sequentially electrically connected, and realize driving malfunction monitoring.
The intelligent power drive module includes smart power chip, 3 pin of smart power chip and INPUT2 pin, 5
Main control chip is connected with INPUT2 pin, realizes drive control, 7 and CURRENT SENSE1 pin, 9 and
CURRENTSENSE2 pin connects main control chip, realizes driven object state-detection, and OUTPUT2 pin connects capacitor C123,
The connection of its OUTPUT1 pin capacitor C124, capacitor C123 and capacitor C124 are connected in parallel, and capacitor C123 is also connected with transient state and inhibits two
Connection driving output after pole pipe TVS-2, capacitor C124 are also connected with connection driving output after Transient Suppression Diode TVS.
Power failure detection circuit includes that power supply chip, power chip, Transient Suppression Diode TVS-1 and transient state inhibit two
Pole pipe TVS6, power input connect Transient Suppression Diode TVS6, and power output end connects Transient Suppression Diode TVS-1,
The I pin of power supply chip connects power input, and RO pin connects main control chip control terminal, and Q pin connects power chip
Vbb pin, power chip IN pin connect main control chip control terminal, and power chip IS pin connects main control chip test side, function
Rate chip OUT pin connects power output end.
Power distribution circuit includes fuse distributor circuit, MOSFET distributor circuit and triode distributor circuit, the guarantor
Dangerous silk distributor circuit input terminal connects power distribution circuit output end, output end connection load；The MOSFET distributor circuit
Input terminal connects power distribution circuit output end, output end connection load；The triode distributor circuit input terminal connection electricity
Source distributor circuit output end, output end connection load.
Power failure detection circuit further includes blown fuse detection circuit, and the blown fuse detection circuit includes protecting
Dangerous silk, front end voltage stabilizing circuit and rear end voltage regulator circuit, 2 pin of fuse is separately connected power distribution input terminal and front end is steady
Volt circuit, 1 pin of fuse are separately connected power distribution output end and rear end voltage regulator circuit, and the front end voltage stabilizing circuit connects
Main control chip test side is connect, the rear end voltage regulator circuit connects main control chip test side.
It further include communication module, the communication module includes CAN communication module and LIN communication module, the CAN communication mould
Block input terminal connects CAN bus, and output end connects main control chip, and the LIN communication module input terminal connects LIN bus, output
End connection main control chip.
Further include signal acquisition module and data latch and simultaneously serial ports conversion module, the signal acquisition module input terminal connect
Switch/signal input is connect, output end connects data latch and simultaneously serial ports conversion module, and the data latch and simultaneously serial ports is converted
Module connects main control chip.
Further include load ontology shell, the shell includes upper cover and lower cover, the upper cover, ontology and lower cover from up to
Circuit board module is arranged on the ontology in lower sealed connection.
Upper cover setting loads the seal groove A of sealing rubber ring, and boss A, the boss A indentation sealing slot A is arranged in the ontology
It realizes and is tightly connected, boss B is arranged in the lower cover, the boss B indentation ontology setting of the circuit board module set side and lower cover
Seal groove B, which is realized, to be tightly connected, and the upper cover also passes through ethylene-propylene-diene monomer adhesive tape with ontology and connects.
Technical effect: the utility model realizes power supply smart distribution and electricity using smart power chip and intelligent power chip
Source fault detection, prevents chassis module power failure, and setting power chip carries out drive control and detection driving condition, realizes intelligence
It can protect, solve existing chassis front module and use relay driving, distribution power mode is single, can not monitor output to cause
The problem of its high failure rate, has reached various distribution, intelligent drives and real-time monitoring, greatly improves the reliability of chassis front module
Effect；By monitoring the output of power chip and power supply chip, main control chip is transmitted to by CAN communication, is conducive to prison in time
It controls power supply status and load condition carries out first class of protection, while power chip and the included protection circuit of power supply chip carry out second level guarantor
Shield realizes failure monitoring and intelligent protection, substantially reduces the failure rate of chassis front module；Pressed down using switching power circuit plus transient state
Diode processed, promotes anti-interference ability, and the power circuit used now can improve chassis front module by ISO7637-3 standard
The reliability of power supply；It realizes CAN bus communication, is conducive to stabilized communication, realize load monitoring and power protection；Insured by detection
Silk fusing situation, control in time, further prevents chassis front module failure according to testing result；Shell uses boss and sealing ring
It realizes and is tightly connected, realize waterproof, grade IP69K, conducive to the reliability and security performance for improving chassis front module.
Feature and performance of the invention are described in further detail with reference to embodiments.
Embodiment 1
A kind of heavy truck vehicle intelligence chassis front module, including ontology, ontology include circuit board module, and circuit board module includes electricity
Source distributor circuit, driving circuit and main control chip, power distribution circuit and main control chip are electrically connected, main control chip, driving electricity
Road and power distribution circuit are sequentially electrically connected, and are realized power distribution control, are further included power failure detection circuit, power distribution
Circuit, power failure detection circuit and main control chip are sequentially electrically connected, and realize power failure monitor.
It further include communication module, communication module includes CAN communication module and LIN communication module, CAN communication module input terminal
CAN bus is connected, output end connects main control chip, and LIN communication module input terminal connects LIN bus, and output end connects master control core
Piece.
Further include signal acquisition module and data latch and simultaneously serial ports conversion module, the connection of signal acquisition module input terminal are opened
Pass/signal input, output end connect data latch and simultaneously serial ports conversion module, and data latch and simultaneously serial ports conversion module connects
Main control chip, physical circuit are as shown in Figure 6.
Power failure detection circuit includes that power supply chip, power chip, Transient Suppression Diode TVS-1 and transient state inhibit two
Pole pipe TVS6, power input connect Transient Suppression Diode TVS6, and power output end connects Transient Suppression Diode TVS-1,
The I pin of power supply chip connects power input, and RO pin connects main control chip control terminal, and Q pin connects power chip
Vbb pin, power chip IN pin connect main control chip control terminal, and power chip IS pin connects main control chip test side, function
Rate chip OUT pin connects power output end.
Power failure detection circuit is as shown in Fig. 2, working principle: power chip real time monitoring output electric current is simultaneously anti-by signal
It feeds main control chip, signal is after main control chip overload holds back to program processing, and such as discovery overload main control chip is by software switching-off electricity
Source chip and power chip are cut off the power output, and fault-signal is issued through CAN bus；It selects with overload protection function
Power supply chip, when outside overload, power supply chip exports cutting, realizes fault detection and duplicate protection；Use Switching Power Supply
Circuit adds Transient Suppression Diode, promotes anti-interference ability；Wherein, power chip model BTS6143D/BTS724G, power supply
Chip model is LM2575HV-ADJ, main control chip model PIC24HJ256GP610A-I/PF or PIC18F25K80-I/
PF, Transient Suppression Diode model SMEJ33CA, CAN communication circuit are as shown in Figure 5.
Existing product cannot monitor in real time to Product Status and error protection, and the application passes through power supply chip and power chip
It realizes fault detection and intelligent control, is conducive to stable allocation power supply, find power failure in time, improve the reliable of chassis front module
Property.
Embodiment 2
Based on embodiment 1, the present embodiment realizes that intelligent drives and real-time monitoring drive shape using intelligent power driving chip
State, physical circuit is as shown in figure 3, power chip model VND5012AK；Intelligent power driving chip real time monitoring output electric current
And signal is fed back into main control chip, signal is after the processing of main control chip overload protection program, and such as discovery overload main control chip will
The cutting output of software switching-off intelligent power driving chip, and fault-signal is issued through CAN bus；Intelligent power driving chip band
There are overcurrent, over-voltage and overheat protector function, when overcurrent, over-voltage or excess temperature occurs in outside, intelligent power driving chip will be cut off
Output.
Intelligent power drive module includes smart power chip, 3 pin of smart power chip and INPUT2 pin, 5 and
INPUT2 pin connects main control chip, realizes drive control, 7 and CURRENT SENSE1 pin, 9 and CURRENTSENSE2
Pin connects main control chip, realizes driven object state-detection, and OUTPUT2 pin connects capacitor C123, OUTPUT1 pin
Connection capacitor C124, capacitor C123 and capacitor C124 are connected in parallel, and capacitor C123 connects after being also connected with Transient Suppression Diode TVS-2
Driving output is connect, capacitor C124 is also connected with connection driving output after Transient Suppression Diode TVS.Single-chip microcontroller passes through connection power core
The INPUT pin of piece controls, and power chip output end connects driven object；The power chip used simultaneously can be according to power chip
Current detecting pin (the CURRT SENSE pin of power chip) feedback driven object state to single-chip microcontroller.
The shortcomings that realizing intelligent drives, avoiding existing relay driving stability and poor reliability, real-time monitoring drive shape
State realizes intelligent protection.
Embodiment 3
Based on embodiment 1, blown fuse detection circuit is arranged in the present embodiment, and power failure detection circuit further includes insurance
Silk fusing detection circuit, the blown fuse detection circuit includes fuse, front end voltage stabilizing circuit and rear end voltage regulator circuit, institute
It states 2 pin of fuse and is separately connected power distribution input terminal and front end voltage stabilizing circuit, 1 pin of fuse is separately connected power supply
Output end and rear end voltage regulator circuit are distributed, the front end voltage stabilizing circuit connects main control chip test side, the rear end voltage regulator circuit
Main control chip test side is connected, physical circuit is as shown in Figure 3.
Blown fuse instruction: in fuse both ends design level monitoring circuit real-time monitoring fuse both ends level letter
Number, if the monitoring of fuse front end has level signal, and rear end monitoring is then determined as blown fuse without level signal, and MCU will
Fuse signals are sent to instrument via CAN bus.
Embodiment 4
Based on embodiment 1, the power distribution circuit of the present embodiment include fuse distributor circuit, MOSFET distributor circuit and
Triode distributor circuit, fuse distributor circuit input terminal connect power distribution circuit output end, output end connection load；
MOSFET distributor circuit input terminal connects power distribution circuit output end, output end connection load；Triode distributor circuit is defeated
Enter end connection power distribution circuit output end, output end connection loads, and physical circuit is as shown in Figure 7.
Embodiment 5
Based on embodiment 1-4, the structure setting water-proof function of chassis front module is conducive to conducive to its service life is improved
Improve its reliability；Chassis front module further includes the shell for loading ontology, and shell includes upper cover and lower cover, upper cover, ontology and
Lower cover is tightly connected from top to bottom, and circuit board module is arranged on ontology.As seen in figs. 8-10, the setting of upper cover 1 loads sealing
Boss A5 is arranged in the seal groove A10 of cushion rubber 6, the ontology 2, and the boss A5 indentation sealing slot A10, which is realized, to be tightly connected, described
Boss B7 is arranged in lower cover 3, and the seal groove B9 of the boss B7 indentation setting of ontology 2 of 4 sets of sides of the circuit board module and lower cover 3 is realized
It is tightly connected, the upper cover 1 and ontology 2 are also connected by ethylene-propylene-diene monomer adhesive tape 8.
Shell is realized using boss and sealing ring and is tightly connected, and realizes waterproof, grade IP69K, conducive to mould before chassis is improved
The reliability of block.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
Made any modifications, equivalent replacements, and improvements etc., should be included in the utility model within the spirit and principle of utility model
Protection scope within.
Claims (10)
1. a kind of heavy truck vehicle intelligence chassis front module, including ontology, the ontology include circuit board module, the circuit board module
Including power distribution circuit, driving circuit and main control chip, power distribution circuit and main control chip are electrically connected, main control chip,
Driving circuit and power distribution circuit are sequentially electrically connected, and realize power distribution control, it is characterised in that: further include power failure
Detection circuit, the power distribution circuit, power failure detection circuit and main control chip are sequentially electrically connected, and realize power failure
Detection.
2. a kind of heavy truck vehicle intelligence chassis front module according to claim 1, it is characterised in that: further include driving monitoring mould
Block；The driving monitoring modular includes intelligent power drive module and fault monitor module；The main control chip control terminal, intelligence
Power driver module and load are sequentially electrically connected, the intelligent power drive module, fault monitor module and main control chip inspection
It surveys end to be sequentially electrically connected, realizes driving malfunction monitoring.
3. a kind of heavy truck vehicle intelligence chassis front module according to claim 2, it is characterised in that: the intelligent power driving
Module includes smart power chip, and 3 pin of smart power chip connects main control chip with INPUT2 pin, 5 with INPUT2 pin,
Realize drive control, 7 connect main control chip with CURRENT SENSE2 pin with CURRENT SENSE1 pin, 9, realize and drive
Dynamic Obj State detection, OUTPUT2 pin connect capacitor C123, and OUTPUT1 pin connects capacitor C124, capacitor C123 and
Capacitor C124 is connected in parallel, and capacitor C123 is also connected with connection driving output after Transient Suppression Diode TVS-2, and capacitor C124 also connects
Connection driving exports after meeting Transient Suppression Diode TVS.
4. a kind of heavy truck vehicle intelligence chassis front module according to claim 1, it is characterised in that: the power failure monitor
Circuit includes power supply chip, power chip, Transient Suppression Diode TVS-1 and Transient Suppression Diode TVS6, power input
Transient Suppression Diode TVS6 is connected, power output end connects Transient Suppression Diode TVS-1, the I pin connection of power supply chip
Power input, RO pin connect main control chip control terminal, and Q pin connects power chip Vbb pin, and power chip IN draws
Foot connects main control chip control terminal, and power chip IS pin connects main control chip test side, and power chip OUT pin connects power supply
Output end.
5. a kind of heavy truck vehicle intelligence chassis front module according to claim 1, it is characterised in that: the power distribution circuit
Including fuse distributor circuit, MOSFET distributor circuit and triode distributor circuit, the fuse distributor circuit input terminal connects
Connect power distribution circuit output end, output end connection load；The MOSFET distributor circuit input terminal connection power distribution electricity
Road output end, output end connection load；The triode distributor circuit input terminal connects power distribution circuit output end, defeated
Outlet connection load.
6. a kind of heavy truck vehicle intelligence chassis front module according to claim 4, it is characterised in that: the power failure monitor
Circuit further includes blown fuse detection circuit, the blown fuse detection circuit include fuse, front end voltage stabilizing circuit and
Rear end voltage regulator circuit, 2 pin of fuse are separately connected power distribution input terminal and front end voltage stabilizing circuit, the fuse 1
Pin is separately connected power distribution output end and rear end voltage regulator circuit, and the front end voltage stabilizing circuit connects main control chip test side,
The rear end voltage regulator circuit connects main control chip test side.
7. a kind of heavy truck vehicle intelligence chassis front module according to claim 1-6, it is characterised in that: further include leading to
Believe that module, the communication module include CAN communication module and LIN communication module, the CAN communication module input terminal connects CAN
Bus, output end connect main control chip, and the LIN communication module input terminal connects LIN bus, and output end connects main control chip.
8. a kind of heavy truck vehicle intelligence chassis front module according to claim 1, it is characterised in that: further include signal acquisition mould
Block and data latch and simultaneously serial ports conversion module, the signal acquisition module input terminal connection switch/signal input, output end
Data latch and simultaneously serial ports conversion module are connected, the data latch and simultaneously serial ports conversion module connects main control chip.
9. a kind of heavy truck vehicle intelligence chassis front module according to claim 1-6, it is characterised in that: further include dress
The shell of ontology is carried, the shell includes upper cover and lower cover, and the upper cover, ontology and lower cover are tightly connected from top to bottom, described
Circuit board module is set on ontology.
10. a kind of heavy truck vehicle intelligence chassis front module according to claim 9, it is characterised in that: upper cover (1) setting
The seal groove A (10) of sealing rubber ring (6) is loaded, boss A (5) are arranged in the ontology (2), boss A (5) the indentation sealing slot A
(10) it realizes and is tightly connected, boss B (7) are arranged in the lower cover (3), the boss on circuit board module (4) set side and lower cover (3)
The seal groove B (9) that B (7) is pressed into ontology (2) setting, which is realized, to be tightly connected, and the upper cover (1) and ontology (2) also pass through ternary second
Third rubber strip (8) connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920320589.1U CN209650210U (en) | 2019-03-11 | 2019-03-11 | A kind of heavy truck vehicle intelligence chassis front module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920320589.1U CN209650210U (en) | 2019-03-11 | 2019-03-11 | A kind of heavy truck vehicle intelligence chassis front module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209650210U true CN209650210U (en) | 2019-11-19 |
Family
ID=68526986
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920320589.1U Active CN209650210U (en) | 2019-03-11 | 2019-03-11 | A kind of heavy truck vehicle intelligence chassis front module |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209650210U (en) |
-
2019
- 2019-03-11 CN CN201920320589.1U patent/CN209650210U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101957413B (en) | Relay protection device detection circuit | |
| CN110588412B (en) | Electric automobile modularization fills electric pile system | |
| CN107069649A (en) | A kind of electrical load safety operation control system | |
| CN209650210U (en) | A kind of heavy truck vehicle intelligence chassis front module | |
| CN201812008U (en) | Detection circuit for relay protection device | |
| CN103412231B (en) | Distribution short circuit self-checking unit and method | |
| CN209805511U (en) | Intelligent power distribution cabinet system based on Internet of things | |
| CN205160152U (en) | Control box on cable | |
| CN110932392A (en) | Intelligent control system and control method for contactor | |
| CN106940392B (en) | External circuit breaker of electric energy meter with automatic switching-on and switching-off function | |
| CN215343943U (en) | Battery charging protection circuit and robot | |
| CN213210403U (en) | Direct current charging performance test system for electric automobile | |
| CN209709742U (en) | A kind of double CT for high-tension cable monitoring device take electric power supply unit | |
| CN109334503B (en) | Automobile charging pile control module | |
| CN205149559U (en) | Control box on cable | |
| CN201332285Y (en) | High-frequency on-line intelligent uninterrupted power supply equipment | |
| CN201717615U (en) | Motor protector | |
| CN205149561U (en) | Control box on cable | |
| CN206416866U (en) | Portable charging energy-storing system | |
| CN211089662U (en) | USB changes CAN module with lightning protection | |
| CN206193213U (en) | Aging testing device of optical module | |
| CN205160155U (en) | Charging control system of electric automobile | |
| CN211335593U (en) | High-voltage interlocking detection circuit of motor controller | |
| CN217901869U (en) | Alternating current-direct current driving voltage detection circuit | |
| CN220711100U (en) | Low-voltage relay protection device for communication external wiring loop against strong current interference |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A front module of intelligent chassis of heavy truck Effective date of registration: 20210716 Granted publication date: 20191119 Pledgee: Ya'an Yucheng Huimin village bank LLC Pledgor: SICHUAN FANHUA ELECTRICAL Co.,Ltd. Registration number: Y2021510000156 |