CN101545829B - Connection device for experimental electrical appliance of engine pedestal - Google Patents
Connection device for experimental electrical appliance of engine pedestal Download PDFInfo
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- CN101545829B CN101545829B CN 200810035192 CN200810035192A CN101545829B CN 101545829 B CN101545829 B CN 101545829B CN 200810035192 CN200810035192 CN 200810035192 CN 200810035192 A CN200810035192 A CN 200810035192A CN 101545829 B CN101545829 B CN 101545829B
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- power supply
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- 230000002093 peripheral effect Effects 0.000 claims abstract description 35
- 239000000446 fuel Substances 0.000 claims description 11
- 239000003921 oil Substances 0.000 claims description 11
- 230000011664 signaling Effects 0.000 claims description 10
- 239000000853 adhesive Substances 0.000 claims description 6
- 230000001070 adhesive effect Effects 0.000 claims description 6
- 230000008878 coupling Effects 0.000 claims description 5
- 238000010168 coupling process Methods 0.000 claims description 5
- 238000005859 coupling reaction Methods 0.000 claims description 5
- 238000000034 method Methods 0.000 claims description 5
- 239000010705 motor oil Substances 0.000 claims description 3
- 230000001681 protective effect Effects 0.000 claims description 3
- 238000003745 diagnosis Methods 0.000 abstract 2
- 230000005611 electricity Effects 0.000 abstract 1
- 239000000306 component Substances 0.000 description 10
- 239000008358 core component Substances 0.000 description 4
- 239000012467 final product Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
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- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 208000037805 labour Diseases 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- -1 this Chemical compound 0.000 description 2
- 238000004378 air conditioning Methods 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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- Testing Of Engines (AREA)
Abstract
The invention discloses a connection device for an experimental electrical appliance of an engine pedestal. The connection device is connected to an ECU, and the ECU receives a signal from a sensor on an engine through the connection device, diagnoses the signal and then outputs a diagnosis signal. The connection device for the experimental electrical appliance of the engine pedestal comprises an internal device, an external interface, and a peripheral wiring harness, wherein the internal device receives power supply and control signals, supplies the electricity for the sensor and the ECU on the engine, sends the control signals to the ECU and receives the diagnosis signal of the ECU; the external interface is taken as an interface for the transfer of the power supply and control signals between the sensor and the ECU on the engine and a power supply; and the peripheral wiring harness is used for connecting the sensor and the ECU on the engine and the power supply to the corresponding external interface.
Description
Technical field
The present invention relates to the Engine Block Test technical field.
Background technology
Carry out in the process of bench test at engine, engine needs the connection of a part of cabin line just can carry out, yet the whole huge volume of cabin line is not suitable for participating in test, unnecessary part must be rejected.But the cabin line elimination method of different engines also is different, along with the increasing of experimental amount, can be to produce labor capacity to increase, and the wire harness failure rate raises, problems such as set-up time prolongation.
Summary of the invention
The present invention is intended to solve the above problems, the general character of various nacelle line wire harness is focused on the core component, difference at different nacelle lines provides different external interfaces, makes when test, only need select for use different external interfaces to get final product at different engines.
Implementation of the present invention is as follows:
A kind of connection device for experimental electrical appliance of engine pedestal, be connected to control unit of engine (ECU), this control unit of engine is by the signal of this coupling arrangement reception from the sensor on the engine, diagnose back output diagnostic signal, this connection device for experimental electrical appliance of engine pedestal comprises: internal components, receive power supply and control signal, to sensor on the engine and control unit of engine power supply, transmit control signal and receive the diagnostic signal of this control unit of engine to control unit of engine, described internal components comprises: a group relay is used for the sensor on engine, control unit of engine and oil pump power supply; One group of lead is used to transmit power supply and signal; Indicating device is used for indicating operating status; Protective device provides electric protection to the supply line of various voltages; Voltage indication means, the voltage status of indicating the supply line of various voltages; External interface, as and engine on sensor, control unit of engine and power supply between carry out the interface that power supply and control signal are transmitted; Peripheral wire harness, peripheral wire harness is connected to corresponding described external interface with the sensor on the engine, control unit of engine and power supply.
A described group relay comprises: main relay, working method are simulated automobile-used main relay, are used for to the power supply of the sensor on the engine, and as input, the control unit of engine main signal is as signal controlling with cell voltage; When main relay adhesive output terminal is charged, open indicating device, power to control unit of engine; FP Fuel Pump Relay, by the instruction oil-feed pump power supply that control unit of engine sends, as input, control unit of engine oil control signal is opened indicating device as signal controlling when FP Fuel Pump Relay adhesive output terminal is charged, be the oil pump power supply with cell voltage; Duplicate relay is used for to additional device power supply or as the backup of main relay or FP Fuel Pump Relay.
Described external interface comprises: power interface, provide power supply by peripheral wire harness for engine, oil pump, and also be connected with the storage battery negative pole simultaneously by power interface; Signaling interface is connected with sensor on the engine by peripheral wire harness, sends the signal of sensor to control unit of engine through signaling interface and control unit of engine interface by peripheral wire harness; The control unit of engine interface is connected with control unit of engine by peripheral wire harness, carry out with control unit of engine between communicate by letter, wherein, be connected by internal components between control unit of engine interface and the signaling interface.
The connected mode of above-mentioned peripheral wire harness is: an end links to each other with sensor or control unit of engine on the engine, the other end is planted on the external interface of connection device for experimental electrical appliance of engine pedestal, realizes communicating by letter between sensor signal and the control unit of engine on the engine by internal components; And, the connected mode of peripheral wire harness is: an end links to each other with socket on the dynamometer machine stand, the other end is planted on the external interface of connection device for experimental electrical appliance of engine pedestal, make connection device for experimental electrical appliance of engine pedestal obtain the power supply supply, to make that sensor on control unit of engine and the engine gets electric, simultaneously the diagnostic signal in the control unit of engine is sent to the dynamometer machine stand.
General character with various nacelle line wire harness in the solution of the present invention has focused in the internal components of connection device for experimental electrical appliance of engine pedestal, provide different external interfaces for the sensor on the different engines with the control unit of engine interface, and the peripheral wire harness of each self-configuring one cover.When engine carries out bench test, connection device for experimental electrical appliance of engine pedestal, the peripheral wire harness of a corresponding cover be connected with plug-in unit on the engine get final product.Each stand is all installed a connection device for experimental electrical appliance of engine pedestal like this, when installing or change test engine as long as change corresponding several peripheral wire harness, very time saving and energy saving.The core component of cabin line has all concentrated on inner and has left engine one segment distance in addition, plays a very good protection.
Description of drawings
Fig. 1 is the connection diagram of connection device for experimental electrical appliance of engine pedestal of the present invention;
Fig. 2 is the cut-away view of connection device for experimental electrical appliance of engine pedestal of the present invention;
Fig. 3 is the circuit realization figure of connection device for experimental electrical appliance of engine pedestal of the present invention.
Embodiment
At the above-mentioned problems in the prior art, the present invention concentrates the general character of various nacelle line wire harness together, forms the internal part of connection device for experimental electrical appliance of engine pedestal.Difference for sensor on the different engines and control unit of engine interface forms corresponding external interface, and is equipped with the peripheral wire harness of a cover separately.When engine carries out bench test, the peripheral wire harness of a corresponding cover is connected with plug-in unit on the engine, and is connected on the external interface of correspondence and gets final product.
Like this, each testboard bay is all installed a connection device for experimental electrical appliance of engine pedestal, when installing or change test engine as long as change corresponding several peripheral wire harness (external interface on peripheral wire harness and the connection device for experimental electrical appliance of engine pedestal is connected in the mode of rapid-acting coupling).Very time saving and energy saving.In addition, the core component of cabin line has all concentrated on the inside of connection device for experimental electrical appliance of engine pedestal and has left engine one segment distance such as relay, fuse etc., plays a very good protection.At ordinary times as long as the stock that guarantees peripheral wire harness enough, needn't remove to change the car load wire harness again, thereby save many labours.
With reference to figure 1, Fig. 1 shows the connection diagram of this connection device for experimental electrical appliance of engine pedestal.This connection device for experimental electrical appliance of engine pedestal 10 is connected respectively to each sensor 12 and dynamometer machine stand 13 on control unit of engine 11, the engine.This control unit of engine 11 is diagnosed back output diagnostic signal by the signal that this coupling arrangement 10 receives from the sensor on the engine 12, and is delivered to dynamometer machine stand 13 via this coupling arrangement 10.
Further with reference to the cut-away view of this connection device for experimental electrical appliance of engine pedestal shown in Figure 2, as seen, this connection device for experimental electrical appliance of engine pedestal 10 comprises:
Internal components is used to receive power supply and control signal, to 11 power supplies of the sensor on the engine 12 and control unit of engine, and transmits control signal and receives the diagnostic signal of this control unit of engine 11 to control unit of engine 11.External interface carries out the interface that power supply and control signal are transmitted between sensor 12, control unit of engine 11 and the power supply on external interface conduct and the engine.This connection device for experimental electrical appliance of engine pedestal 10 also comprises peripheral wire harness 40 (with reference to shown in Figure 1), and peripheral wire harness 40 is connected to corresponding external interface with the sensor on the engine 12, control unit of engine 11 and power supply.
According to an embodiment, internal components can comprise: a group relay is used for sensor, control unit of engine and oil pump power supply on engine; One group of lead is used to transmit power supply and signal; Indicating device is used for indicating operating status; Protective device provides electric protection to the supply line of various voltages; And voltage indication means, the voltage status of indicating the supply line of various voltages.With reference to embodiment shown in Figure 2, this internal components is made up of following parts: lead 22, relay 24, fuse 26, LED (light emitting diode) pilot lamp 27, voltage table 28.Lead 22 is used to transmit power supply and signal.Relay 24 comprises main relay, FP Fuel Pump Relay and duplicate relay.The working method of main relay is wherein simulated automobile-used main relay, and its effect mainly is that as input, the control unit of engine master control is as signal controlling with cell voltage (KL30) to the power supply of the sensor on the engine.LED light 27 is bright when main relay adhesive output terminal is charged, and main relay is write in reply number and the power supply of prepackage interface to the control unit of engine master simultaneously.The effect of FP Fuel Pump Relay is the instruction oil-feed pump power supply of being sent by control unit of engine, it also be with cell voltage (KL30) as input, control unit of engine oil is controlled as signal controlling.LED light 27 is bright when FP Fuel Pump Relay adhesive output terminal is charged, is the oil pump power supply.The similar of duplicate relay is in above-mentioned relay, and function is uncertain, establishes for satisfying the special test requirement, such as the air-conditioning load test, also can be used as the reserve of above-mentioned main relay or FP Fuel Pump Relay.Internal components also comprises fuse 26, and cell voltage circuit, ignition switch circuit and these supply lines of oil pump circuit are carried out overload protection.Fuse receptacle top, fusing back pilot lamp is bright.One group of LED light 27, except that the bright expression blown fuse of fuse top lamp, other all represent charged.Also comprise voltage table 28, voltage table 28 is divided into 3 grades, represents cell voltage (KL30) respectively, ignition switch (KL15) and oil pump, and knob is arranged at the bottom, indicates this voltage status of three tunnel respectively, should be 12V-14V during normal working of engine.
Continuation is with reference to figure 2, and in this embodiment, external interface comprises power interface 35, signaling interface 33 and control unit of engine interface 31.Power interface 35 wherein is 4 needle interfaces, provides 12V power supply by power interface 35 for engine, for oil pump provides power supply, also is connected with the storage battery negative pole by it simultaneously.Signaling interface 33 designs for the sensor on the engine 12, and kind has contained engine test and required required sensor type.Signaling interface 33 cooperates peripheral wire harness to send the signal of sensor to control unit of engine 11.In the inside of connection device for experimental electrical appliance of engine pedestal 10, the lead that has a large amount of signaling interfaces to be connected with the control unit of engine interface.External interface 33 also comprises control unit of engine interface 31, link by peripheral 40 wire harness and control unit of engine 11, the interface that comprises two 20 pins, these two 20 needle interfaces are the stitch that 121 pins and two kinds of engine start machines of 80 pins control module are used at work to be simplified form, and carry out the communicating by letter of control unit of engine 11 and sensor 12 actuators and diagnose interface, control.
Peripheral wire harness 40 (with reference to shown in Figure 1) is used for connection device for experimental electrical appliance of engine pedestal 10 is linked to each other with sensor 12, control unit of engine 11 and dynamometer machine stand 13 on the engine respectively.The connected mode of peripheral wire harness 40 is: corresponding sensor plug-in unit and control unit of engine link to each other on an end and the engine, the other end is plugged on the external interface of connection device for experimental electrical appliance of engine pedestal, has played the effect of communicating by letter of engine upper sensor signal with control unit of engine like this.Make the socket that connects in the same way on connection device for experimental electrical appliance of engine pedestal and the dynamometer machine stand, allow control enclosure obtain power supply and be supplied as wherein device power supply, and it is electric to allow control unit of engine and sensor get, and simultaneously the diagnostic signal in the control unit of engine is sent to the stand end.
Fig. 3 is the circuit realization figure of connection device for experimental electrical appliance of engine pedestal of the present invention.With reference to shown in Figure 3, realize that at the circuit of this example repeat circuit is shown in the upside of circuit, shows main relay, FP Fuel Pump Relay and two duplicate relaies altogether.The left side of this circuit diagram is illustrated in the connection of dynamometer machine stand, comprises stand power supply, stand signal and anti-theft signal.The chip A on right side and chip B are exactly control unit of engine among Fig. 3.Shown in the downside and the right side of circuit, all be the realization of the external interface of example such as " fan control ", " AFK ", " back oxygen ", " water temperature ", " preceding oxygen ", " air mass flow ", " E-Gas " etc.
General character with various nacelle line wire harness in the solution of the present invention has focused in the internal components of connection device for experimental electrical appliance of engine pedestal, provide different external interfaces for the sensor on the different engines with the control unit of engine interface, and the peripheral wire harness of each self-configuring one cover.When engine carries out bench test, connection device for experimental electrical appliance of engine pedestal, the peripheral wire harness of a corresponding cover be connected with plug-in unit on the engine get final product.Each stand is all installed a connection device for experimental electrical appliance of engine pedestal like this, when installing or change test engine as long as change corresponding several peripheral wire harness, very time saving and energy saving.The core component of cabin line has all concentrated on inner and has left engine one segment distance in addition, plays a very good protection.
Claims (5)
1. connection device for experimental electrical appliance of engine pedestal, be connected to control unit of engine, this control unit of engine is by the signal of this coupling arrangement reception from the sensor on the engine, diagnose back output diagnostic signal, it is characterized in that described connection device for experimental electrical appliance of engine pedestal comprises:
Internal components receives power supply and control signal, to sensor on the engine and the power supply of described control unit of engine, transmits control signal and receives the diagnostic signal of this control unit of engine to control unit of engine, and described internal components comprises:
One group relay is used for sensor, control unit of engine and oil pump power supply on engine;
One group of lead is used to transmit power supply and signal;
Indicating device is used for indicating operating status;
Protective device provides electric protection to the supply line of various voltages;
Voltage indication means, the voltage status of indicating the supply line of various voltages;
External interface, as and engine on sensor, control unit of engine and power supply between carry out the interface that power supply and control signal are transmitted;
Peripheral wire harness, peripheral wire harness is connected to corresponding described external interface with the sensor on the engine, control unit of engine and power supply.
2. connection device for experimental electrical appliance of engine pedestal as claimed in claim 1 is characterized in that, a described group relay comprises:
Main relay, working method are simulated automobile-used main relay, are used for to the power supply of the sensor on the engine, and as input, the control unit of engine main signal is as signal controlling with cell voltage; When main relay adhesive output terminal is charged, open indicating device, power to control unit of engine;
FP Fuel Pump Relay, by the instruction oil-feed pump power supply that control unit of engine sends, as input, control unit of engine oil control signal is opened indicating device as signal controlling when FP Fuel Pump Relay adhesive output terminal is charged, be the oil pump power supply with cell voltage;
Duplicate relay is used for to additional device power supply or as the backup of main relay or FP Fuel Pump Relay.
3. connection device for experimental electrical appliance of engine pedestal as claimed in claim 1 is characterized in that, described external interface comprises:
Power interface provides power supply by peripheral wire harness for engine, oil pump, also is connected with the storage battery negative pole by power interface simultaneously;
Signaling interface is connected with sensor on the engine by peripheral wire harness, sends the signal of sensor to control unit of engine through signaling interface and control unit of engine interface by peripheral wire harness;
The control unit of engine interface is connected with control unit of engine by peripheral wire harness, carry out with control unit of engine between communicate by letter, wherein, be connected by described internal components between described control unit of engine interface and the described signaling interface.
4. connection device for experimental electrical appliance of engine pedestal as claimed in claim 1 is characterized in that, the connected mode of described peripheral wire harness is:
One end links to each other with sensor or control unit of engine on the engine, the other end is planted on the external interface of described connection device for experimental electrical appliance of engine pedestal, realizes communicating by letter between sensor signal and the control unit of engine on the engine by described internal components.
5. connection device for experimental electrical appliance of engine pedestal as claimed in claim 1 is characterized in that, the connected mode of described peripheral wire harness is:
One end links to each other with socket on the dynamometer machine stand, the other end is planted on the external interface of described connection device for experimental electrical appliance of engine pedestal, make described connection device for experimental electrical appliance of engine pedestal obtain the power supply supply, to make that sensor on control unit of engine and the engine gets electric, simultaneously the diagnostic signal in the control unit of engine is sent to described dynamometer machine stand.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN 200810035192 CN101545829B (en) | 2008-03-26 | 2008-03-26 | Connection device for experimental electrical appliance of engine pedestal |
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CN 200810035192 CN101545829B (en) | 2008-03-26 | 2008-03-26 | Connection device for experimental electrical appliance of engine pedestal |
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CN101545829A CN101545829A (en) | 2009-09-30 |
CN101545829B true CN101545829B (en) | 2011-01-19 |
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CN 200810035192 Expired - Fee Related CN101545829B (en) | 2008-03-26 | 2008-03-26 | Connection device for experimental electrical appliance of engine pedestal |
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Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
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CN104597750B (en) * | 2014-11-28 | 2017-10-24 | 固安华电天仁控制设备有限公司 | A kind of core relay failure detection and redundancy control system and control method |
CN104699071A (en) * | 2015-01-15 | 2015-06-10 | 东风朝阳朝柴动力有限公司 | Electric control diesel engine whole car electric function test device |
CN106198025B (en) * | 2016-08-26 | 2018-10-16 | 广西玉柴机器股份有限公司 | A kind of control cabinet that can quickly connect Engine ECU |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE10100381A1 (en) * | 2001-01-05 | 2002-07-18 | Man B & W Diesel Ag | Collection of signals from sensors used in a test bed or experimental setup, e.g. for testing diesel engines, using a terminal box with sensor connection terminals and a joint output cable for connection to further units |
EP1491874B1 (en) * | 2003-06-25 | 2007-01-24 | Dürr Assembly Products GmbH | Vehicle testing stand |
CN200965489Y (en) * | 2006-09-30 | 2007-10-24 | 比亚迪股份有限公司 | Engine test bed throttle actuator |
CN200989392Y (en) * | 2006-12-19 | 2007-12-12 | 比亚迪股份有限公司 | Shaft coupling used for engine test platform |
-
2008
- 2008-03-26 CN CN 200810035192 patent/CN101545829B/en not_active Expired - Fee Related
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE10100381A1 (en) * | 2001-01-05 | 2002-07-18 | Man B & W Diesel Ag | Collection of signals from sensors used in a test bed or experimental setup, e.g. for testing diesel engines, using a terminal box with sensor connection terminals and a joint output cable for connection to further units |
EP1491874B1 (en) * | 2003-06-25 | 2007-01-24 | Dürr Assembly Products GmbH | Vehicle testing stand |
CN200965489Y (en) * | 2006-09-30 | 2007-10-24 | 比亚迪股份有限公司 | Engine test bed throttle actuator |
CN200989392Y (en) * | 2006-12-19 | 2007-12-12 | 比亚迪股份有限公司 | Shaft coupling used for engine test platform |
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