CN207799422U - The offline diagnostic device of vehicle - Google Patents
The offline diagnostic device of vehicle Download PDFInfo
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- CN207799422U CN207799422U CN201820263955.XU CN201820263955U CN207799422U CN 207799422 U CN207799422 U CN 207799422U CN 201820263955 U CN201820263955 U CN 201820263955U CN 207799422 U CN207799422 U CN 207799422U
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Abstract
The utility model discloses a kind of offline diagnostic device of vehicle, including：Upper shell and lower housing, diagnosis interface and diagnotic module.Upper shell and lower housing are spliced to form shell.Diagnosis interface is connected to onboard diagnostic system port, and diagnosis interface obtains the signal of power supply and Vehicle Controller from onboard diagnostic system port.Diagnotic module is arranged on circuit boards, circuit board is arranged in the shell for having upper shell and lower housing to be spliced to form, diagnotic module is connect with diagnosis interface, diagnotic module obtains the signal of power supply and Vehicle Controller by diagnosing interface, and diagnotic module is diagnosed according to the signal of Vehicle Controller and exports diagnostic result.The offline diagnostic device of vehicle of the utility model is easy to operate, diagnostic reliability is strong, executes reliable and stable, the compatible height of vehicle.Operating personnel can be operated feature by simple training.It can be general in Mainstream Platform vehicle.
Description
Technical field
The utility model is related to technical field of automobile detection, are set more specifically to the lower radiodiagnosis x of Vehicle Controller
It is standby.
Background technology
Before report from a liner is handed under vehicle, need to carry out lower radiodiagnosis x to Vehicle Controller.Traditional diagnostic mode is to use hand
Hold formula diagnostic device into line control unit lower radiodiagnosis x.Increasing with vehicle functions, the quantity of Vehicle Controller is at double
Increase, also becomes increasingly complex to the diagnostic work amount of controller.Also, under the premise of industrial mass production, vehicle
Speed of production also increases substantially.The quantity for the Vehicle Controller that the vehicle superposition of mass production is doubled and redoubled so that use biography
System hand-held diagnostic device carry out lower radiodiagnosis x efficiency become very low under, and the disadvantage that the diagnosis efficiency of portable equipment is low
End becomes the bottleneck for restricting workshop yield.
In order to as much as possible improve the diagnosis efficiency of vehicle, while the requirement professional to operating personnel is reduced, exploitation
The more and more necessary of a offline diagnostic device of multifunction automatic vehicle highlights.
Utility model content
The utility model is directed to a kind of offline diagnostic device of controller with a variety of diagnostic functions.
An embodiment according to the present utility model proposes a kind of offline diagnostic device of vehicle, including：Upper shell and lower casing
Body, diagnosis interface and diagnotic module.Upper shell and lower housing are spliced to form shell.Diagnosis interface is connected to onboard diagnostic system end
Mouthful, diagnosis interface obtains the signal of power supply and Vehicle Controller from onboard diagnostic system port.Diagnotic module is arranged in circuit board
On, circuit board is arranged in the shell for having upper shell and lower housing to be spliced to form, and diagnotic module is connect with diagnosis interface, diagnostic bank
Part obtains the signal of power supply and Vehicle Controller by diagnosing interface, and diagnotic module is diagnosed according to the signal of Vehicle Controller
And export diagnostic result.
In one embodiment, diagnotic module includes：It power supply module, signaling module, microcontroller, mode selection switch and carries
Show module.Power supply module is connected to diagnosis interface, and power supply module obtains power supply from diagnosis interface.Signaling module is connected to diagnosis and connects
Mouthful, signaling module obtains the signal of Vehicle Controller by diagnosing interface.Microcontroller is connected to power supply module and signaling module, single
Piece machine is powered by power supply module, and microcontroller receives the signal of Vehicle Controller from signaling module.Mode selection switch is connected to list
Piece machine, the diagnostic mode of mode selection switch control single chip computer.Diagnostic mode pair of the microcontroller according to mode selection switch selection
The signal of Vehicle Controller is diagnosed, and diagnostic result is exported to reminding module, and reminding module is prompted according to diagnostic result.
In one embodiment, signaling module is CAN signal module, by diagnose interface from onboard diagnostic system port
The CAN bus of connection obtains the signal of Vehicle Controller.
In one embodiment, mode selection switch is dip-switch package, one in dip-switch package group toggle switch quilt
Different positions is pushed, microcontroller is arranged in different diagnostic modes.
In one embodiment, microcontroller is STM32 microcontrollers.
In one embodiment, reminding module includes indicator light and buzzer, and indicator light and buzzer are according to diagnostic result
It is prompted.
In one embodiment, power supply module, signaling module, microcontroller and mode selection switch are being arranged in circuit board just
Face, reminding module are arranged in the back side of circuit board.
In one embodiment, from the outside of lower housing it is observed that the indicator light of reminding module.Have on lower housing and dials
The correspondence of code switch group and diagnostic mode indicates.
In one embodiment, diagnosis interface is OBD interfaces, with onboard diagnostic system port match.
The offline diagnostic device of vehicle of the utility model is easy to operate, diagnostic reliability is strong, execution is reliable and stable, vehicle is simultaneous
Capacitive is high.Operating personnel can be operated feature by simple training.It can be general in Mainstream Platform vehicle.
Description of the drawings
The above and other feature of the utility model, property and advantage will be by with reference to the accompanying drawings and examples
It describing and becomes apparent, identical reference numeral always shows identical feature in the accompanying drawings, wherein：
Fig. 1 discloses the structure chart of the offline diagnostic device of vehicle of an embodiment according to the present utility model.
Fig. 2 discloses the structural frames of diagnotic module in the offline diagnostic device of vehicle of an embodiment according to the present utility model
Figure.
Fig. 3 a and Fig. 3 b disclose in the offline diagnostic device of vehicle of an embodiment according to the present utility model upper shell and
The front view of lower housing.
Fig. 4 a, Fig. 4 b, Fig. 4 c and Fig. 4 d disclose mould in the offline diagnostic device of vehicle of an embodiment of the utility model
The setting schematic diagram of formula selecting switch.
Specific implementation mode
In the production process of vehicle, in different production test links, carry out including Transportation Model switching, control
The removing of device error code, the matching of car door window regulator comfort, the judgement of vehicle 12V accumulators SOC (remaining capacity) value etc. are for various
The offline diagnostic function of vehicle-mounted control, finally to realize that vehicle reports friendship as required.
As described above, with the number of the Vehicle Controller for greatly improving and being doubled and redoubled of the speed of production of vehicle
Amount, the lower radiodiagnosis x of traditional portable equipment have been unable to meet demand, have needed a kind of vehicle of multifunction automatic offline
Diagnostic device.
The utility model proposes a kind of offline diagnostic devices of controller with a variety of diagnostic functions.Refering to what is shown in Fig. 1,
Fig. 1 discloses the structure chart of the offline diagnostic device of vehicle of an embodiment according to the present utility model.As shown,
The offline diagnostic device of the vehicle includes：Upper shell 103 and lower housing 104, diagnosis interface 101 and diagnotic module 102.Upper shell
103 and lower housing 104 be spliced to form shell.Diagnosis interface 101 is connected to the port onboard diagnostic system (OBD), diagnoses interface 101
The signal of power supply and Vehicle Controller is obtained from onboard diagnostic system port.In one embodiment, diagnosis interface can be OBD
Interface, with onboard diagnostic system (OBD) port match.Interface 101 is diagnosed by onboard diagnostic system port and tested vehicle to connect
It connects, which is physical connection, and realizes power supply connection simultaneously and connected with signal.Diagnosis interface 101 passes through onboard diagnostics system
System port obtains KL15 (vehicle powers on), KL30 (electric under vehicle) and KL31 (vehicle body ground connection) power supply, while passing through onboard diagnostics
System is connect with vehicle diagnostics CAN bus the offline diagnostic device of the vehicle is accessed vehicle body diagnostic network.
Diagnotic module 102 is arranged on circuit board 121, and the setting of circuit board 121 is having upper shell 103 and the spelling of lower housing 104
It connects in the shell to be formed.Diagnotic module 102 is connect with diagnosis interface 101, and diagnotic module 102 accesses vehicle by diagnosing interface 101
Body diagnostic network, obtains the signal of power supply and Vehicle Controller, and diagnotic module 102 is diagnosed according to the signal of Vehicle Controller
And export diagnostic result.Fig. 2 discloses diagnotic module in the offline diagnostic device of vehicle of an embodiment according to the present utility model
Structure diagram.As shown in Fig. 2, diagnotic module 102 includes：Power supply module 122, signaling module 123, microcontroller 124, pattern choosing
Select switch 125 and reminding module 126.Power supply module 122 be connected to diagnosis interface 101, power supply module 122 from diagnosis interface 101
Obtain power supply.In one embodiment, power supply module 122 is by diagnosing interface 101 from KL15 (vehicle powers on), KL30 (vehicles
Lower electricity) and KL31 (vehicle body ground connection) power supply powered.Power supply module 122 carries out rectification and filtering to the power supply obtained, so
After be available to microcontroller, it is ensured that microcontroller can be with stable operation.Signaling module 123 is connected to diagnosis interface 101, signaling module
123 obtain the signal of Vehicle Controller by diagnosing interface 101.In one embodiment, signaling module 123 can be CAN letters
Number module, CAN signal module are connect by diagnosing interface 101 and onboard diagnostic system port with vehicle diagnostics CAN bus, thus
Vehicle body diagnostic network is accessed to obtain the signal of Vehicle Controller.Microcontroller 124 is connected to power supply module 122 and signaling module
123, microcontroller 124 is powered by power supply module 122, and microcontroller 124 receives the signal of Vehicle Controller from signaling module 123.
In one embodiment, microcontroller 124 can use STM32 microcontrollers.Mode selection switch 125 is connected to microcontroller 124, pattern
The diagnostic mode of 125 control single chip computer 124 of selecting switch.The diagnostic mode that microcontroller 124 is selected according to mode selection switch 125
The signal of Vehicle Controller is diagnosed, diagnostic result is exported to reminding module 126, and reminding module 126 is according to diagnostic result
It is prompted.
Fig. 4 a, Fig. 4 b, Fig. 4 c and Fig. 4 d disclose mould in the offline diagnostic device of vehicle of an embodiment of the utility model
The setting schematic diagram of formula selecting switch.In the illustrated embodiment, mode selection switch 125 is dip-switch package, toggle switch
One group of toggle switch in group is pushed different positions, and microcontroller 124 is arranged in different diagnostic modes.Fig. 4 a,
In embodiment shown in Fig. 4 b, Fig. 4 c and Fig. 4 d, dip-switch package includes two toggle switch：No. 1 toggle switch and No. 2 dial-ups
Switch uses " 1 " and " 2 " to mark respectively in figure.By the way that No. 1 and No. 2 toggle switch are pushed different positions, can be formed not
The combination of same toggle switch, to be arranged microcontroller 124 in different diagnostic modes.No. 1 toggle switch and No. 2 in Fig. 4 a
Toggle switch is pushed the position of " ON ", and microcontroller 124 is arranged to the diagnosis of " delete and read complete vehicle fault code " at this time
Pattern.No. 1 toggle switch is pushed the position of " OFF " in Fig. 4 b, No. 2 toggle switch are pushed the position of " ON ", at this time monolithic
Machine 124 is arranged to the diagnostic mode of " four door glass comforts match and diagnosis ".No. 1 toggle switch is pushed " ON " in Fig. 4 c
Position, No. 2 toggle switch pushed the position of " OFF ", microcontroller 124 is arranged to " judgement of 12V SOC value of battery " at this time
Diagnostic mode.No. 1 toggle switch and No. 2 toggle switch are pushed the position of " OFF " in Fig. 4 d, and microcontroller 124 is set at this time
It is set to the diagnostic mode of " automatic switch Transportation Model ".
Fig. 2 is returned to, in one embodiment, reminding module 126 includes indicator light and buzzer, indicator light and buzzer root
It is prompted according to diagnostic result.In the illustrated embodiment, indicator light uses the indicator light of three kinds of colors：Red colored lamp 127, Huang
Colored lights 128 and green light 129.Buzzer 120 can yowl or short ring.The different diagnosis knots exported according to microcontroller 124
Fruit, red colored lamp 127, amber light 128, green light 129 and buzzer 120 are prompted with different prompting combinations.Table 1 discloses
Red colored lamp 127, amber light 128, green light 129 and buzzer 120 different prompting combinations suggested by diagnostic result.
Table 1
With continued reference to Fig. 2, in the embodiment shown in Figure 2, power supply module 122, signaling module 123, microcontroller 124 and mould
Formula selecting switch 125 is arranged in the front of circuit board 121.Reminding module 126 is arranged in the back side of circuit board 121.In order to ensure
Indicator light in reminding module 126 can be observed well, in one embodiment, be seen from the external energy of lower housing 104
Observe the indicator light of reminding module 126.The vehicle that Fig. 3 a and Fig. 3 b disclose an embodiment according to the present utility model offline is examined
The structure chart of upper shell and lower housing in disconnected equipment.In the embodiment shown in Fig. 3 b, there are three observations for tool on lower housing 104
The position in hole 141, three peep holes 141 is corresponding with the position of the indicator light in reminding module 126, therefore from lower housing 104
Outside it is observed that reminding module 126 indicator light.In another embodiment, transparent material may be used in lower housing 104,
Therefore the indicator light of reminding module is just able to observe that from the outside of lower housing.In the illustrated embodiment, on lower housing 104 also
It is indicated with the correspondence of dip-switch package and diagnostic mode.Its content and Fig. 4 a for indicating, Fig. 4 b, shown in Fig. 4 c and Fig. 4 d
Content it is corresponding.Fig. 3 a disclose the structure chart of upper shell 103, and upper shell 103 and the shape of lower housing 104 match.
The offline diagnostic device of vehicle of the utility model is easy to operate, diagnostic reliability is strong, execution is reliable and stable, vehicle is simultaneous
Capacitive is high.Operating personnel can be operated feature by simple training.It can be general in Mainstream Platform vehicle.With traditional diagnosis work
Tool is compared, and the offline diagnostic device of vehicle of the utility model has the advantage of full automation, simultaneously because microcontroller operation speed
Degree is fast, only needs the time of conventional diagnostic equipment 1/10th that corresponding diagnostic function can be completed using this equipment.
Above-described embodiment, which is available to, is familiar with person in the art to realize or using the utility model, be familiar with ability
The personnel in domain can in the case where not departing from the utility model thought of the utility model, to above-described embodiment make various modifications or
Variation, thus the scope of protection of the utility model is not limited by above-described embodiment, and should meet claims to mention
Inventive features maximum magnitude.
Claims (9)
1. a kind of offline diagnostic device of vehicle, which is characterized in that including：
Upper shell and lower housing, upper shell and lower housing are spliced to form shell；
Interface is diagnosed, diagnosis interface is connected to onboard diagnostic system port, and diagnosis interface is obtained from onboard diagnostic system port and supplied
The signal of electricity and Vehicle Controller；
Diagnotic module, diagnotic module arrange that circuit board is arranged in the shell for having upper shell and lower housing to be spliced to form on circuit boards
In body, diagnotic module is connect with diagnosis interface, and diagnotic module obtains the signal of power supply and Vehicle Controller by diagnosing interface, examines
Disconnected component is diagnosed according to the signal of Vehicle Controller and exports diagnostic result.
2. the offline diagnostic device of vehicle as described in claim 1, which is characterized in that the diagnotic module includes：
Power supply module, is connected to diagnosis interface, and power supply module obtains power supply from diagnosis interface；
Signaling module, is connected to diagnosis interface, and signaling module obtains the signal of Vehicle Controller by diagnosing interface；
Microcontroller is connected to power supply module and signaling module, and microcontroller is powered by power supply module, and microcontroller is received from signaling module
The signal of Vehicle Controller；
Mode selection switch is connected to microcontroller, the diagnostic mode of mode selection switch control single chip computer；
Reminding module, microcontroller diagnose the signal of Vehicle Controller according to the diagnostic mode of mode selection switch selection,
Diagnostic result is exported to reminding module, and reminding module is prompted according to diagnostic result.
3. the offline diagnostic device of vehicle as claimed in claim 2, which is characterized in that the signaling module is CAN signal module,
By diagnosing signal of the interface from the CAN bus acquisition Vehicle Controller being connect with onboard diagnostic system port.
4. the offline diagnostic device of vehicle as claimed in claim 2, which is characterized in that the mode selection switch is toggle switch
Group, one group of toggle switch in dip-switch package are pushed different positions, microcontroller are arranged in different diagnostic modes.
5. the offline diagnostic device of vehicle as claimed in claim 2, which is characterized in that the microcontroller is STM32 microcontrollers.
6. the offline diagnostic device of vehicle as claimed in claim 2, which is characterized in that the reminding module includes indicator light and bee
Ring device, and indicator light and buzzer are prompted according to diagnostic result.
7. the offline diagnostic device of vehicle as claimed in claim 6, which is characterized in that power supply module, signaling module, microcontroller and
Mode selection switch is arranged in the front of circuit board, and reminding module is arranged in the back side of circuit board.
8. the offline diagnostic device of vehicle as claimed in claim 7, which is characterized in that
From the outside of lower housing it is observed that the indicator light of reminding module；
Correspondence with dip-switch package and diagnostic mode on lower housing indicates.
9. the offline diagnostic device of vehicle as described in claim 1, which is characterized in that the diagnosis interface is OBD interfaces, with vehicle
Carry diagnostic system port match.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820263955.XU CN207799422U (en) | 2018-02-23 | 2018-02-23 | The offline diagnostic device of vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820263955.XU CN207799422U (en) | 2018-02-23 | 2018-02-23 | The offline diagnostic device of vehicle |
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| Publication Number | Publication Date |
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| CN207799422U true CN207799422U (en) | 2018-08-31 |
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ID=63276527
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| Application Number | Title | Priority Date | Filing Date |
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| CN201820263955.XU Active CN207799422U (en) | 2018-02-23 | 2018-02-23 | The offline diagnostic device of vehicle |
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| Country | Link |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109976307A (en) * | 2019-02-28 | 2019-07-05 | 陕西法士特齿轮有限责任公司 | A kind of control diagnostic device based on vehicle |
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2018
- 2018-02-23 CN CN201820263955.XU patent/CN207799422U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109976307A (en) * | 2019-02-28 | 2019-07-05 | 陕西法士特齿轮有限责任公司 | A kind of control diagnostic device based on vehicle |
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