Intelligent oil tank robot multifunction passive sensor device

Abstract

The utility model provides a simple structure, can realize oil tank multi -parameter passive measurement, safe in utilization, prevent and treat the intelligent oil tank robot multifunctional passive sensor device of hidden danger of safety. Including sensor shell, set up radio frequency signal emitter and radio frequency signal receiver in sensor shell bottom, set up temperature sensor on the lateral wall of sensor shell, by the load cable that goes into and is fixedly arranged in sensor shell from sensor shell top, its special is: load cable is equipped with temperature signal cable and water signal cable, temperature signal cable and water signal cable lower end are exposed outside load cable, temperature signal line of temperature sensor is connected with the temperature signal cable that is exposed outside load cable, the radio frequency signal line of radio frequency signal emitter and radio frequency signal receiver is connected with the water signal cable that is exposed outside load cable.

Description

TECHNICAL FIELD

[0001] The application relates to an oil tank inspection and automatic water cutting device accessory, in particular to an intelligent oil tank robot multifunctional passive sensor device. BACKGROUND

[0002] The intelligent oil tank inspection robot and the oil tank automatic water cutting robot are respectively used for oil tank inspection and automatic water cutting, and are collectively referred to as intelligent oil tank robots, and the intelligent oil tank robot sensor device is used for providing water content signals, temperature sensor signals and the like to the intelligent oil tank inspection robot and the oil tank automatic water cutting robot. The existing intelligent oil tank robot sensor is in an active form, including a shell, a 15V power supply arranged in the shell, a control circuit board, a radio frequency signal generator, a radio frequency signal receiver, a temperature sensor arranged on the side wall of the shell and a corrosion-resistant load-bearing cable, the 15V power supply is used for supplying power to the control circuit board, signal output ends of the radio frequency signal generator, the radio frequency signal receiver and the temperature sensor are connected with signal input ends of the control circuit board, and the control circuit board is provided with water content signals and temperature signals, and a signal line in the corrosion-resistant load-bearing cable is connected with a signal output end of the control circuit board through a 485 communication mode. The sensor device with the structure has a safety hazard in use in the oil tank, and is prone to causing safety accidents due to the built-in 15V power supply. SUMMARY

[0003] The application aims to solve the above problems in the prior art, and provides an intelligent oil tank robot multifunctional passive sensor device which is simple in structure, can realize multi-parameter passive measurement of an oil storage tank, is safe in use and eliminates safety hazards.

[0004] The technical solution of the application is as follows: an intelligent oil tank robot multifunctional passive sensor device, including a sensor shell, a radio frequency signal emitter and a radio frequency signal receiver arranged at the bottom of the sensor shell, a temperature sensor arranged on the side wall of the sensor shell, and a load-bearing cable penetrating the top of the sensor shell and fixedly arranged in the sensor shell, and the special part is that a temperature signal cable and a water content signal cable are arranged in the load-bearing cable, lower ends of the temperature signal cable and the water content signal cable are exposed outside the load-bearing cable, a temperature signal line of the temperature sensor is electrically connected with the temperature signal cable exposed outside the load-bearing cable, and radio frequency signal lines of the radio frequency signal emitter and the radio frequency signal receiver are electrically connected with the water content signal cable exposed outside the load-bearing cable.

[0005] Further, the temperature signal cable and the corresponding temperature signal line and the water content signal cable and the corresponding radio frequency signal line are respectively connected through electrical plug-in parts.

[0006] Further, the sensor housing comprises an insulating joint body, a signal receiving body electrical connector, a signal transmitting body electrical connector, a lower sealing protection pipe, a protection pipe connector, an upper sealing protection pipe, a conical protection sleeve, and a load-bearing cable lock, the signal transmitting body upper portion is connected with the signal transmitting body electrical connector through screw connection, the insulating joint body is sleeved between the signal transmitting body upper portion and the connecting portion between the signal transmitting body and the signal transmitting body electrical connector, the signal receiving body electrical connector is sleeved on the outer surface of the radio frequency signal receiving body, the radio frequency signal receiving body is installed on the signal receiving body electrical connector through screw connection, the lower sealing protection pipe is connected with the outer surface of the signal receiving body electrical connector through screw connection, the lower end of the protection pipe connector is connected with the upper portion of the outer circumferential surface of the lower sealing protection pipe through screw connection, the lower end of the upper sealing protection pipe is connected with the upper portion of the outer circumferential surface of the protection pipe connector through screw connection, the load-bearing cable lock is connected with the upper sealing protection pipe, the radio frequency signal lines are led out from the signal receiving body electrical connector and the signal transmitting body electrical connector, and the temperature sensor is arranged in the protection pipe connector and leads out a temperature signal line.

[0007] Further, a sealing joint is arranged between the protection pipe connector and the upper sealing protection pipe, the sealing joint body is inserted into the upper end of the protection pipe connector and is sealed therebetween, four electrical plug-in lower connectors are fixedly installed in the sealing joint, and the radio frequency signal lines and the temperature signal line are electrically connected with the wiring ends of the corresponding electrical plug-in lower connectors.

[0008] Further, the radio frequency signal lines corresponding to the radio frequency signal transmitting body are electrically connected through the disc head screw and the gasket installed on the top surface of the signal transmitting body electrical connector and the welding sheet fixedly arranged on the top surface of the signal transmitting body electrical connector.

[0009] Further, the load-bearing cable is fixed through the compression stud and the load-bearing cable connecting sleeve arranged inside the connecting portion between the load-bearing cable lock and the upper sealing protection pipe, the lower end of the load-bearing cable connecting sleeve is fixedly arranged on the inner end surface of the upper sealing protection pipe through the shaft elastic stopper, the load-bearing cable connecting sleeve is internally provided with an upper installation hole and a stepped lower installation hole which are communicated with each other, and the outer surface of the load-bearing cable connecting sleeve is provided with an annular groove, the load-bearing cable passes through the upper installation hole and the lower installation hole from top to bottom, an O-shaped sealing ring is stacked in the upper installation hole and the load-bearing cable is compressed through the compression stud connected with the upper installation hole, the outer steel wire of the load-bearing cable is expanded into a conical shape through the conical protection sleeve arranged between the outer steel wire and the signal cable, the conical protection sleeve is locked through the locking nut connected with the lower installation hole, and the signal cable of the load-bearing cable passes out downward from the central hole of the conical protection sleeve and the locking nut and is connected with the upper connector of the electrical plug-in connector.

[0010] Further, the load-bearing cable lock is hung with the upper sealing protection pipe, and the load-bearing cable lock is connected together through the connecting screw after the two load-bearing cable lock halves are buckled.

[0011] Further, the outer surface of the sealing upper protection tube is provided with a guiding sleeve 15 with arc longitudinal section, which is fixed by a hexagonal flat end screw.

[0012] Further, the upper part of the insulation joint body is provided with an annular inner boss and an annular outer boss, the outer circumferential surface of the signal emitter electric connection body is provided with an annular groove corresponding to the annular inner boss, and the inner circumferential surface of the signal receiver electric connection body is provided with an annular groove corresponding to the annular outer boss.

[0013] The present application has the advantages that: there is no power supply in the whole sensor device, the sensing signal is led out of the sensor shell and is powered by an oil tank crude oil water content multifunctional analyzer or an external power supply, passive sensors are used to detect the water content of crude oil in the oil tank and the oil temperature, and then the oil tank level, interface, emulsification zone, layered water content, layered temperature, layered density, layered pressure, total liquid volume, oil volume, water volume, water cutting level height, sludge thickness and other parameters are accurately measured by the oil tank crude oil water content multifunctional analyzer, and functions such as high liquid level alarm and low liquid level alarm are completed, which fundamentally eliminates the safety hazards of automatic measurement of the oil tank and completely avoids the occurrence of safety accidents. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 is a structural diagram of the intelligent oil tank robot multifunctional passive sensor of the present application;

[0015] Figure 2 is an enlarged view of A of Figure 1 ;

[0016] Figure 3 is a B-B sectional view of Figure 1 ;

[0017] Figure 4 is an enlarged view of the load-bearing cable of Figure 3 ;

[0018] Figure: signal emitter-1, insulation joint body-2, radio frequency signal receiver-3, sealed lower protective tube-4, protective tube connector-5, sealed joint-6, conical protective sleeve-7, load-bearing cable lock-8, compression stud-9, radio frequency signal line-10, load-bearing cable-11, sealed upper protective tube-12, load-bearing cable connecting sleeve-13, load-bearing cable sealing connecting sleeve-14, guide sleeve-15, electrical plug-in lower connector-16, electrical plug-in upper connector-17, temperature sensor-18, O-ring 19-22, hexagonal flat end fastening screw-23, connecting screw-24, O-ring-25, hexagonal flat end fixing screw-26, O-ring-27, pan head screw-28, spring washer-29, soldering pad-30, shaft elastic retainer-31, signal receiver electrical connector-32, signal emitter electrical connector-33, locking nut-34, annular inner boss-201, annular outer boss-202, steel wire-1101, signal cable-1102, upper mounting hole-1301, lower mounting hole-1302, annular groove-1303, annular groove-3201, annular groove-3301. DETAILED DESCRIPTION

[0019] As shown in the figure, the intelligent oil tank robot multifunctional passive sensor of the present application comprises a sensor shell, a radio frequency signal emitter 1 and a radio frequency signal receiver 3 arranged at the bottom of the sensor shell, a temperature sensor 18 arranged on the side wall of the sensor shell, and a load-bearing cable 11 penetrating into the sensor shell at the top of the sensor shell. The load-bearing cable sealing connecting sleeve 14 is installed at the leading end of the load-bearing cable 11. The temperature and water content signal cables 1102 are arranged in the load-bearing cable 11, and the lower ends of the temperature signal cable and the water content signal cable are exposed outside the load-bearing cable 11. The temperature signal line of the temperature sensor 18 is electrically connected to the temperature signal cable led out by the load-bearing cable 11. The radio frequency signal line 10 of the radio frequency signal emitter 1 and the radio frequency signal receiver 3 is electrically connected to the water content signal cable led out by the load-bearing cable 11. The electrical connection is specifically connected through the electrical plug-in connector.

[0020] The sensor housing comprises an insulating joint body 2, a signal receiving body electric connection body 32, a signal emitting body electric connection body 33, a sealed lower protection pipe 4, a protection pipe connecting piece 5, a sealed upper protection pipe 12, a conical protection sleeve 7, and a load-bearing cable locking piece 8. The upper part of the signal emitting body 1 is connected with the signal emitting body electric connection body 33 through screw connection. The insulating joint body 2 is sleeved on the upper part of the signal emitting body 1 and the connecting part between the signal emitting body 1 and the signal emitting body electric connection body 33. The signal receiving body electric connection body 32 is sleeved on the outer surface of the radio frequency signal receiving body 3. The radio frequency signal receiving body 3 is installed on the signal receiving body electric connection body 32 through a screw 26. The sealed lower protection pipe 4 is connected with the outer surface of the signal receiving body electric connection body 32 through screw connection. The lower end of the protection pipe connecting piece 5 is connected with the upper part of the outer circumferential surface of the sealed lower protection pipe 4 through screw connection. The lower end of the sealed upper protection pipe 12 is connected with the upper part of the outer circumferential surface of the protection pipe connecting piece 5 through screw connection. The load-bearing cable locking piece 8 is connected with the sealed upper protection pipe 12. The radio frequency signal line is led out from the signal receiving body electric connection body 32 and the signal emitting body electric connection body 33. The temperature sensor 18 is arranged in the protection pipe connecting piece 5 and the temperature signal line is led out.

[0021] A sealing joint 6 is arranged between the protection pipe connecting piece 5 and the sealed upper protection pipe 12. The main body of the sealing joint 6 is inserted into the upper end of the protection pipe connecting piece 5 and is sealed therebetween. Four electric plug-in and plug-out connecting pieces 16 are fixedly installed in the sealing joint 6. The radio frequency signal line and the temperature signal line are electrically connected with the wiring ends of the corresponding electric plug-in and plug-out connecting pieces 16.

[0022] The radio frequency signal line corresponding to the radio frequency signal emitting body is electrically connected through a disc head screw 28 and a gasket 29 installed on the top surface of the signal emitting body electric connection body 33 and a soldering sheet 30 fixedly arranged on the top surface of the signal emitting body electric connection body 33.

[0023] The load cable is fixed by the compression stud 9 and the load cable connecting sleeve 13 inside the connecting position between the load cable lock 8 and the sealing upper protection tube 12, the lower end of the load cable connecting sleeve 13 is fixed on the inner end surface of the sealing upper protection tube 12 by the elastic stop ring 31 for shaft, the load cable connecting sleeve 3 is provided with the upper installation hole 1301 and the stepped lower installation hole 1302 which communicate with each other and the annular groove 1303 is arranged on the outer surface of the load cable connecting sleeve 3, the load cable 11 passes through the upper installation hole 1301 and the lower installation hole 1302 from top to bottom, the O-shaped sealing ring 25 is overlapped in the upper installation hole 1301 and the load cable 11 is compressed by the compression stud 9 which is connected with the upper installation hole by screw thread, the outer wire 1101 of the load cable 11 is expanded to be conical by the conical sheath 7 which is arranged between the outer wire 1101 and the signal cable 1102, the conical sheath 7 is locked by the locking nut 34 which is connected with the lower installation hole 1302 by screw thread, the signal cable 1102 of the load cable 11 passes out downward from the central hole of the conical sheath 7 and the locking nut 34 and is connected with the upper connecting part 17 of the electric plug.

[0024] The load cable lock 8 is hung with the sealing upper protection tube 12, and the load cable lock is connected together by the connecting screw 24 after the two load cable lock halves are buckled.

[0025] The guide sleeve 15 with arc-shaped longitudinal section is installed on the outer surface of the sealing upper protection tube 12 by the inner hexagonal flat-end fastening screw 23.

[0026] The upper part of the insulation joint body 2 is provided with the annular inner boss 201 and the annular outer boss 202, the outer circumferential surface of the signal emitter electric connecting body 33 is provided with the annular groove 3301 which corresponds to the annular inner boss 201, and the inner circumferential surface of the signal receiver electric connecting body 32 is provided with the annular groove 3201 which corresponds to the annular outer boss 202.

[0027] The O-shaped sealing rings 19-22 and 27 are respectively arranged between the upper and lower contact surfaces of the signal emitter 1 and the insulation joint body 2, between the insulation sleeve 1301 and the sealing upper protection tube 12, between the sealing lower protection tube 4 and the protection tube connecting part 5, between the sealing joint 6 and the protection tube connecting part 5 and between the signal receiver electric connecting body 32 and the sealing lower protection tube 4.

[0028] The above is only the specific embodiment of the present application and is not used for limiting the present application, and the present application can have various changes and variations for the person skilled in the art. Any modification, equivalent replacement, improvement and the like which is made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. A kind of intelligent oil tank robot multifunctional passive sensor device, including sensor shell, radio frequency signal emitter (1) and radio frequency signal receiver (3) being arranged in the bottom of sensor shell, temperature sensor (18) being arranged on the side wall of sensor shell, load cable (11) being arranged in sensor shell and the leading end being introduced by the top of sensor shell, temperature and water content signal cable are arranged in the load cable (11) and are introduced downward by load cable (11), the temperature signal line of temperature sensor (18) is electrically connected with the temperature signal cable introduced by load cable (11), the radio frequency signal line of radio frequency signal emitter (1) and radio frequency signal receiver (3) is electrically connected with the water content signal cable introduced by load cable;The temperature signal cable of load cable (11) and the corresponding temperature signal line and the water content signal cable of load cable (11) and the corresponding radio frequency signal line are connected by electrical plug-in part;Its characterized in that: The sensor housing comprises an insulating joint body (2), a signal receiving body electric connection body (32), a signal emitting body electric connection body (33), a sealed lower protection pipe (4), a protection pipe connecting piece (5), a sealed upper protection pipe (12), a conical protection sleeve (7), a load-bearing cable lock piece (8), the upper part of the radio frequency signal emitting body (1) is connected with the signal emitting body electric connection body (33) through threads, the insulating joint body (2) is sleeved on the upper part of the radio frequency signal emitting body (1) and the connecting part between the radio frequency signal emitting body (1) and the signal emitting body electric connection body (33), the signal receiving body electric connection body (32) is sleeved on the outer surface of the radio frequency signal receiving body (3), the radio frequency signal receiving body (3) is installed on the signal receiving body electric connection body (32) through a screw (26), the sealed lower protection pipe (4) is connected on the outer surface of the signal receiving body electric connection body (32) through threads, the lower end of the protection pipe connecting piece (5) is connected on the upper part of the outer peripheral surface of the sealed lower protection pipe (4) through threads, the lower end of the sealed upper protection pipe (12) is connected on the upper part of the outer peripheral surface of the protection pipe connecting piece (5) through threads, the load-bearing cable lock piece (8) is connected with the sealed upper protection pipe (12), the radio frequency signal line is led out from the signal receiving body electric connection body (32) and the signal emitting body electric connection body (33), and the temperature sensor (18) is arranged in the protection pipe connecting piece (5) and a temperature signal line is led out.

2. The smart tank robot multi-functional passive sensor device of claim 1, wherein A sealing joint (6) is arranged between the protection pipe connecting piece (5) and the sealed upper protection pipe (12), the main body of the sealing joint (6) is inserted into the upper end of the protection pipe connecting piece (5) and is sealed therebetween, four electric plug-in and pull-out lower connecting pieces (16) are fixedly installed in the sealing joint (6), and the radio frequency signal line and the temperature signal line are electrically connected with the connecting ends of the corresponding electric plug-in and pull-out lower connecting pieces (16).

3. The smart tank robot multi-functional passive sensor device of claim 1, wherein: The load-bearing cable is fixed through a compression stud (9) and a load-bearing cable connecting sleeve (13) inside the connecting part between the load-bearing cable lock piece (8) and the sealed upper protection pipe (12), the lower end of the load-bearing cable connecting sleeve (13) is fixed on the inner end surface of the sealed upper protection pipe (12) through an elastic shaft retaining ring (31), the load-bearing cable connecting sleeve (13) is provided with an upper mounting hole (1301) and a stepped lower mounting hole (1302) which are communicated with each other and an annular groove (1303) is arranged on the outer surface of the load-bearing cable connecting sleeve (13), the load-bearing cable (11) passes through the upper mounting hole (1301) and the lower mounting hole (1302) from top to bottom, an O-shaped sealing ring is stacked in the upper mounting hole (1301) and the load-bearing cable (11) is compressed through the compression stud (9) which is connected with the upper mounting hole through threads, the outer steel wire of the load-bearing cable (11) is expanded in a conical shape through the conical protection sleeve (7) arranged between the outer steel wire and the signal cable, the conical protection sleeve (7) is locked through a locking nut (34) which is connected with the lower mounting hole (1302) through threads, and the signal cable of the load-bearing cable (11) passes out downward from the central hole of the conical protection sleeve (7) and the locking nut (34) and is connected with an electric plug-in and pull-out upper connecting piece (17).

4. The smart tank robot multi-functional passive sensor device of claim 1, wherein: The load-bearing cable lock (8) is hung with the sealing upper protection pipe (12), and the load-bearing cable lock is connected together by connecting screws (24) after two load-bearing cable lock halves are buckled.

5. The intelligent tank robot multi-functional passive sensor device of claim 1, wherein: A guide sleeve (15) with an arc-shaped longitudinal section is installed on the outer surface of the sealing upper protection pipe (12) through a hexagonal flat-end fastening screw (23).

6. The smart tank robot multi-functional passive sensor apparatus of claim 1, wherein: The upper part of the insulation joint body (2) is provided with an annular inner boss (201) and an annular outer boss (202), the outer peripheral surface of the signal emitter electric connection body (33) is provided with an annular groove (3301) corresponding to the annular inner boss (201), and the inner peripheral surface of the signal receiver electric connection body (32) is provided with an annular groove (3201) corresponding to the annular outer boss (202).

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