CN205027421U - Diesel oil filter level sensor detector - Google Patents
Diesel oil filter level sensor detector Download PDFInfo
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- CN205027421U CN205027421U CN201520824671.XU CN201520824671U CN205027421U CN 205027421 U CN205027421 U CN 205027421U CN 201520824671 U CN201520824671 U CN 201520824671U CN 205027421 U CN205027421 U CN 205027421U
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Abstract
The utility model discloses a diesel oil filter level sensor detector, pilot lamp on the instrument panel, the wiring end, display and switch and inside circuit module, after level sensor inserts, inside corresponding circuit module triggers the time -recorder and shows the self -checking time, the output voltage display shows the real -time output voltage of level sensor, make the self -checking time keep up to pulling out level sensor simultaneously always, after the self -checking is accomplished, water is met to the level sensor electrode, show the counter indicate (COU IND) chance water time delay alarm time who meets water time delay alarm time, the output voltage display shows the real -time output voltage of level sensor. In this way, the utility model discloses can be accurate and directly perceived measure each item performance parameter of level sensor, including the self -checking time, meet water warning delay time, output voltage and electric current etc. Thoroughly changed the problem not directly perceived inaccurate of in the past judging the self -checking time with the sense of hearing.
Description
Technical field
The utility model relates to vehicle electric field, particularly relates to a kind of diesel fuel filter level sensor detector.
Background technology
Diesel fuel filter level sensor is a kind of novel automobile electronics, and its Specifeca tion speeification comprises the sensor energize self-inspection time, and the output voltage etc. when reporting to the police.In prior art, special checkout equipment be there is no to its context of detection, just simply test level sensor and export a signal driving hummer sound when POST, detect its self-inspection time by the sense of hearing and rung the output voltage judging sensor by hummer, measurement data is not intuitively and extremely inaccurate, thus cause the product percent of pass sold not high, easily returned goods or imposed a fine, for producer causes certain economic loss.
Therefore need badly and provide a kind of device for detecting diesel fuel filter level sensor product quality to solve the problems referred to above.
Utility model content
Technical problem to be solved in the utility model is to provide a kind of diesel fuel filter level sensor detector, accurately and intuitively can measure the various performance parameters of level sensor.
For solving the problems of the technologies described above, the technical scheme that the utility model adopts is: provide a kind of diesel fuel filter level sensor detector, comprise the pilot lamp on instrument panel, terminals, display and switch, internal circuit blocks, pilot lamp on instrument panel, terminals, display and switch comprise the counter of display self-inspection time, the counter of water delayed alarm time is met in display, output voltage display, supply voltage display, pullup or pulldown voltage display, supply current display, meet water pilot lamp, access sensor pilot lamp, export noble potential pilot lamp, export electronegative potential pilot lamp, meet water detection line terminals, positive source terminals, level sensor first output line terminals, power cathode terminals, actuation voltage terminals, pull-up voltage terminal, level sensor second output line terminals, upper actuation voltage adjustment knob, supply voltage adjustment knob, height potential measurement switch, power switch,
Internal circuit blocks comprises sensor and meets water module, sensor access module, signal sorting module, logic processing module, delay timer, self-inspection timer, delay time display module, self-inspection time showing module, current measurement module, output voltage measurement module, supply voltage module, upper actuation voltage module, power module, civil power module, electric current display module, output voltage display module, supply voltage display module, upper actuation voltage display module;
One end that water module met by sensor connects chance water display lamp, the other end connects respectively meets water detection line terminals, logic processing module, time delay timing module, one end of signal sorting module respectively with positive source terminals, level sensor first output line terminals, power cathode terminals connect, the other end is connected with logic processing module, and one end of sensor access module is connected with access sensor pilot lamp, the other end is connected with self-inspection timer, exports noble potential pilot lamp, be connected with the output signal line of signal sorting module after exporting the output line parallel connection of electronegative potential pilot lamp, one end of delay timer is connected with logic processing module, the other end is connected with delay time display module, and one end of self-inspection timer is connected with logic processing module, the other end is connected with self-inspection time display, current measurement module, the input end of output voltage measurement module all with level sensor first output line terminals, power cathode terminals are connected, output terminal respectively with electric current display module, output voltage display module is connected, the input end of supply voltage module respectively with positive source terminals, power cathode terminals, supply voltage adjustment knob is connected, output terminal is connected with supply voltage display module, and level sensor second output line terminals are connected with power cathode terminals, and the input end of upper actuation voltage module adjusts knob with upper actuation voltage respectively, height potential measurement switch, supply voltage module is connected, output terminal and upper actuation voltage display module, power module is connected, and actuation voltage terminals are connected with upper actuation voltage module with after the output terminal parallel connection of pull-up voltage terminal, the output terminal of civil power module and power module, power switch is connected.
In the utility model preferred embodiment, positive source terminals, level sensor first output line terminals, power cathode terminals are connected with the connector of level sensor, level sensor is connected with the connector of level sensor, and level sensor connector is applicable to different classes of level sensor.
In the utility model preferred embodiment, instrument panel also establishes debugging internal interface, for the performance test of seldom water breakthrough level sensor.
The beneficial effects of the utility model are: the utility model accurately and intuitively can measure the various performance parameters of level sensor, comprise the self-inspection time, meet water warning delay time, output voltage and electric current etc., revolutionize the inaccurate problem not directly perceived in the past judging the self-inspection time with the sense of hearing.
Accompanying drawing explanation
Fig. 1 is the front view of the utility model diesel fuel filter level sensor detector panel;
Fig. 2 is the theory diagram of described diesel fuel filter level sensor detector.
Embodiment
Below in conjunction with accompanying drawing, preferred embodiment of the present utility model is described in detail, to make advantage of the present utility model and feature can be easier to be readily appreciated by one skilled in the art, thus more explicit defining is made to protection domain of the present utility model.
Refer to Fig. 1 and Fig. 2, the utility model embodiment comprises:
A kind of diesel fuel filter level sensor detector, comprises the pilot lamp on instrument panel, terminals, display and switch, internal circuit blocks.Composition graphs 1, pilot lamp on instrument panel, terminals, display and switch are for ease of indicating, mark with letter respectively, it comprises the counter B1 of display self-inspection time, the counter B2 of water delayed alarm time is met in display, output voltage display b1, supply voltage display b2, pullup or pulldown voltage display b4, supply current display b3, meet water pilot lamp LED1, access sensor pilot lamp LED2, export noble potential pilot lamp LED3, export electronegative potential pilot lamp LED4, meet water detection line terminals D1, positive source terminals D2, level sensor first output line terminals D3, power cathode terminals D4, actuation voltage terminals D5, pull-up voltage terminal D7, level sensor second output line terminals D6, upper actuation voltage adjustment knob W2, supply voltage adjustment knob W1, height potential measurement switch K2, power switch K1, also comprise debugging internal interface C, for the performance test of seldom water breakthrough level sensor.
Refer to Fig. 2, dotted line left-hand component is the pilot lamp on instrument panel, terminals, display and switch, right-hand component is internal circuit blocks, internal circuit blocks comprises sensor and meets water module, sensor access module, signal sorting module, logic processing module, delay timer, self-inspection timer, delay time display module, self-inspection time showing module, current measurement module, output voltage measurement module, supply voltage module, upper actuation voltage module, power module, civil power module, electric current display module, output voltage display module, supply voltage display module, upper actuation voltage display module,
One end that water module met by sensor connects chance water display lamp, the other end connects respectively meets water detection line terminals, logic processing module, time delay timing module, one end of signal sorting module respectively with positive source terminals, level sensor first output line terminals, power cathode terminals connect, the other end is connected with logic processing module, and one end of sensor access module is connected with access sensor pilot lamp, the other end is connected with self-inspection timer, exports noble potential pilot lamp, be connected with the output signal line of signal sorting module after exporting the output line parallel connection of electronegative potential pilot lamp, one end of delay timer is connected with logic processing module, the other end is connected with delay time display module, and one end of self-inspection timer is connected with logic processing module, the other end is connected with self-inspection time display, current measurement module, the input end of output voltage measurement module all with level sensor first output line terminals, power cathode terminals are connected, output terminal respectively with electric current display module, output voltage display module is connected, the input end of supply voltage module respectively with positive source terminals, power cathode terminals, supply voltage adjustment knob is connected, output terminal is connected with supply voltage display module, and level sensor second output line terminals are connected with power cathode terminals, and the input end of upper actuation voltage module adjusts knob with upper actuation voltage respectively, height potential measurement switch, supply voltage module is connected, output terminal and upper actuation voltage display module, power module is connected, and actuation voltage terminals are connected with upper actuation voltage module with after the output terminal parallel connection of pull-up voltage terminal, the output terminal of civil power module and power module, power switch is connected.
The function of inner each circuit module is described respectively: after opening power below, the display of time delay display module, self-inspection time showing module, electric current display module and output voltage display module is zero, and the displayed value of supply voltage display module and upper actuation voltage display module is setting value.After level sensor access detector, trigger access sensor pilot lamp bright, level sensor output signal is after signal sorting module and logic processing module simultaneously, and the acting in conjunction triggering self-inspection timer of sensor access module starts timing, and shown by self-inspection time showing module.After level sensor self-inspection terminates, level sensor meets water, meet water rear drive when the input line of meeting water detection line terminals detects level sensor to meet water pilot lamp bright, level sensor output signal Time delay timer under sensor meets water module and logic processing module acting in conjunction starts timing simultaneously, and is shown by delay time display module.Height potential measurement switch can be that noble potential or electronegative potential switch according to the level sensor measured, upwards dial when measuring noble potential and select noble potential, corresponding output noble potential pilot lamp is bright, selects electronegative potential when measuring electronegative potential to setting aside, and corresponding output electronegative potential pilot lamp is bright.Need the level sensor of pullup or pulldown voltage can access pull-up resistor or pull down resistor at level sensor second output line terminals, actuation voltage terminals, pull-up voltage terminal, and adjustment upper actuation voltage adjustment knob, for pull-up voltage terminal, actuation voltage terminals are preset upper actuation voltage and measured.Supply voltage adjustment knob is that level sensor presets supply voltage, and adjustable voltage scope is 5 ~ 30V.Power switch is connected with civil power module, and after switch opens, civil power is converted to after low-voltage DC through power module, powers to whole circuit.
To measure the using method that noble potential level sensor illustrates described diesel fuel filter level sensor detector.When connecting level sensor, first level sensor is connected with the connector of level sensor, the connector of level sensor is connected with positive source terminals D2, level sensor first output line terminals D3, power cathode terminals D4 again, and level sensor connector is applicable to different classes of level sensor.After connecting the p-wire of sensor, fetch boiling water the power switch K1 of level sensor, notice that the supply voltage debugging level sensor is 12V, that mainly sees b2 is shown as 12v, also be adjustable to other magnitude of voltage and carry out survey sensor, range of adjustment 5 ~ 30V, just can testing sensor after mixing up.After level sensor connector and level sensor docking, LED2 is bright for access sensor pilot lamp, and level sensor starts POST, and now B1 shows the self-inspection time of level sensor in real time, b1 shows the output voltage of sensor in real time, and b3 shows the supply current of sensor in real time.After self-inspection terminates, the self-inspection time of B1 gauge outfit display keeps display always.Then the electrode of level sensor is met water, now meet water pilot lamp LED1 bright, B2 shows the time of meeting water delayed alarm in real time, and b1 shows the output voltage of level sensor in real time, and b3 shows the supply current of level sensor in real time.Therefore, the utility model accurately and intuitively can measure the various performance parameters of level sensor, comprise the self-inspection time, meet water warning delay time, output voltage and electric current etc., revolutionize the inaccurate problem not directly perceived in the past judging the self-inspection time with the sense of hearing.When needing pull-up resistor and upper pull-up voltage when testing the level sensor had, as long as add a pull-up resistor between D6 and D7 two terminals, pull-up voltage being adjusted to the upper pull-up voltage of needs, needing the in like manner operation of pull down resistor and actuation voltage.
The foregoing is only embodiment of the present utility model; not thereby the scope of the claims of the present utility model is limited; every utilize the utility model instructions and accompanying drawing content to do equivalent structure or equivalent flow process conversion; or be directly or indirectly used in other relevant technical fields, be all in like manner included in scope of patent protection of the present utility model.
Claims (3)
1. a diesel fuel filter level sensor detector, comprise the pilot lamp on instrument panel, terminals, display and switch, internal circuit blocks, it is characterized in that, pilot lamp on instrument panel, terminals, display and switch comprise the counter of display self-inspection time, the counter of water delayed alarm time is met in display, output voltage display, supply voltage display, pullup or pulldown voltage display, supply current display, meet water pilot lamp, access sensor pilot lamp, export noble potential pilot lamp, export electronegative potential pilot lamp, meet water detection line terminals, positive source terminals, level sensor first output line terminals, power cathode terminals, actuation voltage terminals, pull-up voltage terminal, level sensor second output line terminals, upper actuation voltage adjustment knob, supply voltage adjustment knob, height potential measurement switch, power switch,
Internal circuit blocks comprises sensor and meets water module, sensor access module, signal sorting module, logic processing module, delay timer, self-inspection timer, delay time display module, self-inspection time showing module, current measurement module, output voltage measurement module, supply voltage module, upper actuation voltage module, power module, civil power module, electric current display module, output voltage display module, supply voltage display module, upper actuation voltage display module;
One end that water module met by sensor connects chance water display lamp, the other end connects respectively meets water detection line terminals, logic processing module, time delay timing module, one end of signal sorting module respectively with positive source terminals, level sensor first output line terminals, power cathode terminals connect, the other end is connected with logic processing module, and one end of sensor access module is connected with access sensor pilot lamp, the other end is connected with self-inspection timer, exports noble potential pilot lamp, be connected with the output signal line of signal sorting module after exporting the output line parallel connection of electronegative potential pilot lamp, one end of delay timer is connected with logic processing module, the other end is connected with delay time display module, and one end of self-inspection timer is connected with logic processing module, the other end is connected with self-inspection time display, current measurement module, the input end of output voltage measurement module all with level sensor first output line terminals, power cathode terminals are connected, output terminal respectively with electric current display module, output voltage display module is connected, the input end of supply voltage module respectively with positive source terminals, power cathode terminals, supply voltage adjustment knob is connected, output terminal is connected with supply voltage display module, and level sensor second output line terminals are connected with power cathode terminals, and the input end of upper actuation voltage module adjusts knob with upper actuation voltage respectively, height potential measurement switch, supply voltage module is connected, output terminal and upper actuation voltage display module, power module is connected, and actuation voltage terminals are connected with upper actuation voltage module with after the output terminal parallel connection of pull-up voltage terminal, the output terminal of civil power module and power module, power switch is connected.
2. diesel fuel filter level sensor detector according to claim 1, it is characterized in that, positive source terminals, level sensor first output line terminals, power cathode terminals are connected with the connector of level sensor, and level sensor is connected with the connector of level sensor.
3. diesel fuel filter level sensor detector according to claim 1, is characterized in that, instrument panel is also provided with debugging internal interface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520824671.XU CN205027421U (en) | 2015-10-19 | 2015-10-19 | Diesel oil filter level sensor detector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520824671.XU CN205027421U (en) | 2015-10-19 | 2015-10-19 | Diesel oil filter level sensor detector |
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| Publication Number | Publication Date |
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| CN205027421U true CN205027421U (en) | 2016-02-10 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201520824671.XU Expired - Fee Related CN205027421U (en) | 2015-10-19 | 2015-10-19 | Diesel oil filter level sensor detector |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105157795A (en) * | 2015-10-19 | 2015-12-16 | 蚌埠森瑟尔测控***工程有限公司 | Detector for fuel oil filter water level sensor |
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2015
- 2015-10-19 CN CN201520824671.XU patent/CN205027421U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105157795A (en) * | 2015-10-19 | 2015-12-16 | 蚌埠森瑟尔测控***工程有限公司 | Detector for fuel oil filter water level sensor |
| CN105157795B (en) * | 2015-10-19 | 2018-11-06 | 蚌埠森瑟尔测控***工程有限公司 | Diesel fuel filter water level sensor detector |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160210 Termination date: 20191019 |
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| CF01 | Termination of patent right due to non-payment of annual fee |