CN202304954U - Oil body detecting device of oil tank - Google Patents
Oil body detecting device of oil tank Download PDFInfo
- Publication number
- CN202304954U CN202304954U CN2011204217423U CN201120421742U CN202304954U CN 202304954 U CN202304954 U CN 202304954U CN 2011204217423 U CN2011204217423 U CN 2011204217423U CN 201120421742 U CN201120421742 U CN 201120421742U CN 202304954 U CN202304954 U CN 202304954U
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- oil body
- cpu
- circuit
- signal output
- fuel tank
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Abstract
The utility model discloses an oil body detecting device of an oil tank, which comprises a detection sensor and a central processing unit. The detection sensor is installed in the oil tank and used for detecting parameters of an oil body, the signal output end of the detection sensor is connected with the signal input end of the central processing unit, the signal output end of the central processing unit is connected with a display unit, and a power circuit provides power for each circuit. The oil body detecting device can enable users to conveniently know viscosity and temperature of the oil body, when the temperature of the oil body exceeds the set value or the viscosity of the oil body exceeds the set value or the oil level is over-low, the oil body detecting device can give out alerting signals to attract general attention, enables the users to timely adopt corresponding measures to let the oil body to return to a normal sate, and guarantees regular work of a machine.
Description
Technical field
The utility model relates to the oil storage fuel tank of various oil circuits, relates in particular to the oil body pick-up unit of fuel tank.
Background technology
All there is not the oil body pick-up unit above the fuel tank that present various oil circuit uses; And the parameter dependence experience usually of oil body is judged; Suitable standard is seldom arranged; The viscosity of oil body and temperature can directly influence the duty of oil circuit, can cause machine strike even device damage etc. when serious, may cause heavy losses.
The utility model content
The purpose of the utility model provides a kind of oil body pick-up unit of fuel tank, can detect the parameter of oil body, guarantees that oil circuit is normal.
The utility model adopts following technical proposals: a kind of oil body pick-up unit of fuel tank; Comprise that detecting sensor, CPU, said detecting sensor are installed in the fuel tank; Be used for detecting the parameter of oil body; The signal output part of detecting sensor is connected with the signal input part of central signal processing unit, and the signal output part of CPU is connected with display unit, and power circuit provides power supply for each circuit.
Described detecting sensor comprises temperature sensor and oil body viscosity test device.
Described oil body viscosity test device comprises motor, adjusts circuit near switch and electric moter voltage; Motor is used for being arranged in the oil body; Be arranged on the fan blade top of motor near switch; Signal output part near switch is connected with the signal input part of CPU, is used for detecting rotating speed of motor; The signal input part of electric moter voltage adjustment circuit is connected with the signal output part of CPU, and the signal output part of electric moter voltage adjustment circuit is connected with motor.
The fan blade of described motor adopts metal two wing types.
Described electric moter voltage adjustment circuit comprises that the signal output part of pressure regulation chip, optical coupling isolation circuit, relay, CPU connects the coil of relay through optical coupling isolation circuit; The coil other end of relay connects power supply; The normally opened contact of relay connects the input end of pressure regulation chip; It is anodal that the output terminal of pressure regulation chip connects motor power, and the adjustable side of pressure regulation chip connects the motor power negative pole through electric capacity; Be connected with adjustable resistance between the adjustable side of pressure regulation chip and the motor power negative pole, be connected with the parallel resistor and first diode between the adjustable side of pressure regulation chip and the output terminal, be connected with second diode between the input end of pressure regulation chip and the output terminal.
Described detecting sensor also includes the float switch that detects the oil body liquid level, and the signal output part of float switch is connected with the signal input part of CPU.
The signal output part of CPU also is connected with buzzer alarm circuit.
The signal input part of described CPU also is connected with key circuit.
The signal output part of described CPU also is connected with condition indication circuit.
The oil body pick-up unit of the utility model fuel tank can let the people know the viscosity and the temperature of oil body very easily; When the oil body temperature surpasses setting value or viscosity and surpasses setting value or oil level cross when low; Will send alerting signal to cause people's attention; People are in time taken appropriate measures, let oil body recover normal condition, guarantee the machine operate as normal.
Description of drawings
Fig. 1 is the installation site figure of detecting sensor in the utility model;
Fig. 2 is the circuit theory diagrams of the utility model.
Embodiment
Like Fig. 1, shown in Figure 2; The oil body pick-up unit of the utility model fuel tank comprises that detecting sensor, CPU U6 (AT89S52), described detecting sensor comprise the float switch 7 of temperature sensor 4, oil body viscosity test device, detection oil body liquid level; Described oil body viscosity test device comprises motor 1, adjusts circuit near switch 3 and electric moter voltage; Motor 1 is used for being arranged in the oil body; Motor 1 is fixed on the fuel tank wallboard 8 through support 5; The fan blade 2 of described motor 1 adopts metals two wing types, is arranged on the top of metal two wing type fan blades 2 near switch 3, is connected with the signal input part (P17, P15) of CPU U6 respectively with the signal output part of temperature sensor 4 near the signal output part of switch 3.Motor 1, near the sealing of the lead portion of switch 3 and temperature sensor 4, prevent the oil body corrosion, the installation of detecting sensor is the end too partially, in case the bottom booty is too many, sensor is caused measuring error.As shown in Figure 2; Described electric moter voltage adjustment circuit comprises pressure regulation chip U1 (L1317), optical coupling isolation circuit OPT1 (PC817), relay; The signal output part of CPU U1 (P14) connects the coil JDQ1 of relay through optical coupling isolation circuit OPT1; The coil JDQ1 other end of relay connects power supply+12V; The normally opened contact JDQ1-1 of relay connects the input end (Vin) of pressure regulation chip U1, and the output terminal (Vout) of pressure regulation chip U1 connects the positive source of motor 1, and the adjustable side (ADJ) of pressure regulation chip U1 connects the power cathode of motor 1 through capacitor C 1; Be connected with adjustable resistance RP1 between the adjustable side (ADJ) of pressure regulation chip U1 and the power cathode of motor 1; Be connected with the parallel resistor R5 and the first diode D1 between the adjustable side (ADJ) of pressure regulation chip U1 and the output terminal (Vout), be connected with the second diode D2 between the input end (Vin) of pressure regulation chip U1 and the output terminal (Vout).The signal output part of float switch 7 is connected with the signal input part (P16) of CPU U6.The signal output part of CPU U6 is connected with display unit, and display unit is made up of group of four figures pipe DPY1-DPY4, chip 7407 and peripheral resistance R 8-R23, and the use of chip 7407 is in order to increase the brightness of group of four figures pipe; The signal output part of CPU U6 (INT0) also is connected with buzzer alarm circuit, and buzzer alarm circuit is made up of resistance R 25 triode Q1 and hummer B; The signal input part of CPU U6 is connected with key circuit, and key circuit is made up of button AN1, AN2, AN3, AN4, is used to provide the function of checking, changing item, increasing, confirming; The signal output part of CPU U6 also is connected with condition indication circuit; Condition indication circuit is made up of resistance R 1-R4 and light emitting diode LED1, LED2, LED3, LED4, is used for that indicated temperature exceeds standard, viscosity exceeds standard, liquid level is low excessively, the function of set condition; CPU U6 also is connected with the reset circuit of crystal oscillating circuit, resistance R 22 and capacitor C 7 formations of memory circuit U2 (24C02), crystal oscillator CS1 and capacitor C 5, C6 formation.Capacitor C 3 is in order to increase the antijamming capability of CPU U6 with C4.Power circuit is made up of transformer T1, bridge rectifier BG1, voltage stabilizing chip U5 etc., and the voltage of output+12V and+5V is that each above circuit provides power supply.
Like Fig. 1, shown in Figure 2, CPU U6 outputs signal to electric moter voltage adjustment circuit, the voltage of adjustment 12V direct current generator 1; Let motor 1 running speed slow down, be fit to the oil body viscosity measurements and use, when the voltage of motor 1 is turned down to a certain degree; The viscosity of oil body directly affects the rotating speed of motor 1, and viscosity is big more, and motor 1 rotating speed is slow more; In certain scope, the relation between it is linear, just can know the viscosity of oil body as long as measure the rotating speed of motor 1.When relay coil JDQ1 adhesive, motor 1 will rotate, and gathers the blank signal of motor 1 rotation near switch 3 and gives CPU U6 with signal, and CPU U6 is through calculating the viscosity that will draw oil body.Temperature sensor 4 also sends to CPU U6 with temperature value; When oil level surpassed minimum oil level line 9, float switch 7 was in closure state, and when oil level was lower than minimum oil level line 9, float switch 7 will break off, and CPU U6 will receive signal.If oil body viscosity, temperature value, oil level position exceed the scope of setting, CPU U6 will output alarm signal, arouses people's attention, and it is in time taken appropriate measures make equipment recover normal.
Claims (9)
1. the oil body pick-up unit of a fuel tank; It is characterized in that: comprise that detecting sensor, CPU, said detecting sensor are installed in the fuel tank; Be used for detecting the parameter of oil body; The signal output part of detecting sensor is connected with the signal input part of central signal processing unit, and the signal output part of CPU is connected with display unit, and power circuit provides power supply for each circuit.
2. the oil body pick-up unit of fuel tank according to claim 1, it is characterized in that: described detecting sensor comprises temperature sensor and oil body viscosity test device.
3. the oil body pick-up unit of fuel tank according to claim 2; It is characterized in that: described oil body viscosity test device comprises motor, adjusts circuit near switch and electric moter voltage; Motor is used for being arranged in the oil body; Be arranged on the fan blade top of motor near switch, be connected with the signal input part of CPU, be used for detecting rotating speed of motor near the signal output part of switch; The signal input part of electric moter voltage adjustment circuit is connected with the signal output part of CPU, and the signal output part of electric moter voltage adjustment circuit is connected with motor.
4. the oil body pick-up unit of fuel tank according to claim 3 is characterized in that: the fan blade employing metal two wing types of described motor.
5. the oil body pick-up unit of fuel tank according to claim 4; It is characterized in that: described electric moter voltage adjustment circuit comprises that the signal output part of pressure regulation chip, optical coupling isolation circuit, relay, CPU connects the coil of relay through optical coupling isolation circuit; The coil other end of relay connects power supply; The normally opened contact of relay connects the input end of pressure regulation chip; It is anodal that the output terminal of pressure regulation chip connects motor power, and the adjustable side of pressure regulation chip connects the motor power negative pole through electric capacity; Be connected with adjustable resistance between the adjustable side of pressure regulation chip and the motor power negative pole, be connected with the parallel resistor and first diode between the adjustable side of pressure regulation chip and the output terminal, be connected with second diode between the input end of pressure regulation chip and the output terminal.
6. according to the oil body pick-up unit of the arbitrary described fuel tank of claim 1 to 5, it is characterized in that: described detecting sensor also includes the float switch that detects the oil body liquid level, and the signal output part of float switch is connected with the signal input part of CPU.
7. the oil body pick-up unit of fuel tank according to claim 6, it is characterized in that: the signal output part of described CPU also is connected with buzzer alarm circuit.
8. the oil body pick-up unit of fuel tank according to claim 7, it is characterized in that: the signal input part of described CPU also is connected with key circuit.
9. the oil body pick-up unit of fuel tank according to claim 8, it is characterized in that: the signal output part of described CPU also is connected with condition indication circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204217423U CN202304954U (en) | 2011-10-31 | 2011-10-31 | Oil body detecting device of oil tank |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204217423U CN202304954U (en) | 2011-10-31 | 2011-10-31 | Oil body detecting device of oil tank |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202304954U true CN202304954U (en) | 2012-07-04 |
Family
ID=46373830
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011204217423U Expired - Fee Related CN202304954U (en) | 2011-10-31 | 2011-10-31 | Oil body detecting device of oil tank |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202304954U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103093584A (en) * | 2012-10-24 | 2013-05-08 | 华晶精密制造有限公司 | Work task alarm |
| CN104276089A (en) * | 2014-10-31 | 2015-01-14 | 成都众易通科技有限公司 | Automatic gasoline loading system of automobile |
| CN104913833A (en) * | 2015-05-25 | 2015-09-16 | 江苏红光仪表厂有限公司 | Magnetic pulse liquidometer |
| CN105445149A (en) * | 2015-11-20 | 2016-03-30 | 江苏国平油品科技有限公司 | Viscometer |
| CN106593575A (en) * | 2017-01-21 | 2017-04-26 | 杭州科技职业技术学院 | Vehicle engine oil consumption monitoring device |
-
2011
- 2011-10-31 CN CN2011204217423U patent/CN202304954U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103093584A (en) * | 2012-10-24 | 2013-05-08 | 华晶精密制造有限公司 | Work task alarm |
| CN103093584B (en) * | 2012-10-24 | 2015-02-04 | 华晶精密制造有限公司 | Work task alarm |
| CN104276089A (en) * | 2014-10-31 | 2015-01-14 | 成都众易通科技有限公司 | Automatic gasoline loading system of automobile |
| CN104913833A (en) * | 2015-05-25 | 2015-09-16 | 江苏红光仪表厂有限公司 | Magnetic pulse liquidometer |
| CN105445149A (en) * | 2015-11-20 | 2016-03-30 | 江苏国平油品科技有限公司 | Viscometer |
| CN106593575A (en) * | 2017-01-21 | 2017-04-26 | 杭州科技职业技术学院 | Vehicle engine oil consumption monitoring device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 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: 20120704 Termination date: 20191031 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |