CN-224231044-U - Oil storage tank measuring equipment

CN224231044UCN 224231044 UCN224231044 UCN 224231044UCN-224231044-U

Abstract

The utility model discloses oil storage tank measuring equipment which comprises a main body support, a wheel disc and a guide assembly, wherein a cable ruler is wound on the wheel disc, scale marks are arranged on the cable ruler, one end of the cable ruler is fixed on the wheel disc, the other end of the cable ruler bypasses the guide assembly and is connected with a medium detection sensing device, the medium detection sensing device is used for sensing the liquid level position, the oil-water interface position and the tank bottom platform position in an oil storage tank, a cable electrically connected with the medium detection sensing device is arranged in the cable ruler, one end of the cable, which is not connected with the medium detection sensing device, passes through the wheel disc and is electrically connected with an alarm, and the alarm emits corresponding alarm signals along with the current medium detected by the medium detection sensing device, so that the energy supply for measuring the liquid level position, the oil-water interface position and the tank bottom platform position is integrated, the number of measuring appliances carrying each single function is reduced, unified operation and management of various measuring data are conveniently realized, and the digitization and intelligent level of a using unit is improved.

Inventors

ZHANG JINGUANG
LI BIN
LI ZHINAN
ZHANG MENG
YU YUEWEI

Assignees

北京瑞赛长城航空测控技术有限公司

Dates

Publication Date: 20260512
Application Date: 20250508

Claims (10)

1. The oil storage tank measuring equipment is characterized by comprising a main body support, a wheel disc rotatably mounted on the main body support, and guide assemblies arranged at one side of the wheel disc at intervals, wherein a cable tape with a flexible structure is wound on the wheel disc, scale marks for identifying the unwinding length of the cable tape are arranged on the cable tape, one end of the cable tape is fixed on the wheel disc, the other end of the cable tape bypasses the guide assemblies and is connected with a medium detection sensing device, and the medium detection sensing device is arranged in the oil storage tank along with the lower part of the cable tape and is used for sensing the liquid level position, the oil-water interface position and the tank bottom platform position in the oil storage tank; The cable ruler belt is internally provided with a cable wire electrically connected with the medium detection sensing device, one end of the cable wire, which is not connected with the medium detection sensing device, penetrates through the wheel disc and is electrically connected with an alarm, and the alarm sends out a corresponding alarm signal along with the current medium detected by the medium detection sensing device.
2. The storage tank measuring apparatus of claim 1 wherein the body support is movably provided with a scale pointer positioned proximate to and above the cable gauge at a top position of the guide assembly.
3. The oil storage tank measurement device according to claim 1 or 2, wherein the medium detection sensing means comprises a gas-liquid interface detection mechanism, the gas-liquid interface detection mechanism comprises a mechanical wave emitter and a mechanical wave receiver which are electrically connected with the cable, the mechanical wave emitter and the mechanical wave receiver are distributed over to each other, a space is arranged between the mechanical wave emitter and the mechanical wave receiver, the mechanical wave receiver is electrically connected with a first connection circuit for collecting the amplitude change of the mechanical wave, and the first connection circuit is electrically connected with the alarm through the cable.
4. A storage tank measuring apparatus according to claim 3, wherein the medium detecting and sensing device comprises an oil-water interface position detecting mechanism, the oil-water interface position detecting mechanism comprises two mutually insulated probes, a space for containing a liquid to be measured is provided between the two probes, the probes are electrically connected with a second connecting circuit for collecting the electrical conductivity of the liquid to be measured between the two probes, and the second connecting circuit is electrically connected with the alarm through the cable.
5. The oil tank measuring apparatus according to claim 4, wherein any one of the probes is built-in with a temperature sensor for detecting the liquid to be measured.
6. The oil storage tank measuring apparatus according to claim 4, wherein the medium detection sensing device comprises a tank bottom platform position detection mechanism including an inclination sensor electrically connected with a third connection circuit for collecting a signal emitted therefrom, the third connection circuit being electrically connected with the alarm through the cable.
7. The oil storage tank measuring device according to claim 6, wherein the alarm comprises a buzzer, an LED lamp and a display screen, the buzzer respectively emits buzzes with corresponding frequencies corresponding to the liquid level position, the oil-water interface position and the tank bottom platform position, the LED lamp respectively blinks with corresponding frequencies corresponding to the liquid level position, the oil-water interface position and the tank bottom platform position, and the display screen respectively displays corresponding medium information corresponding to the liquid level position, the oil-water interface position and the tank bottom platform position; And the buzzer, the LED lamp and the display screen are electrically connected with the first connecting circuit, the second connecting circuit and the third connecting circuit.
8. The oil storage tank measuring device according to claim 7, wherein the wheel disc is provided with an anti-slipping self-locking mechanism, the anti-slipping self-locking mechanism comprises a lock pin capable of self-resetting and a plurality of lock holes, the lock holes are formed in the main body support and circumferentially and equally spaced around the outer peripheral side of the rotation center of the wheel disc, and the lock pins are mounted on the wheel disc and are inserted into the corresponding lock holes nearby after the wheel disc is slipping off.
9. The oil storage tank measuring device according to claim 8, wherein the medium detection sensing means comprises a measuring rod, the top end of the measuring rod is connected with the cable tape, and the bottom end of the measuring rod is used for installing the gas-liquid interface detection mechanism, the oil-water interface position detection mechanism and the tank bottom platform position detection mechanism; the main body support is provided with a protection tube which extends vertically and is provided with openings at two ends, a limit hole and at least two locking holes are formed in the same height position of the protection tube, the locking holes are distributed at equal intervals along the circumferential direction of the protection tube, and the limit hole is positioned at a position between the two locking holes; The outer peripheral wall of the protection tube is coaxially and rotatably sleeved with a locking ring, a plurality of spring marbles corresponding to the limiting holes and the locking holes one by one are arranged in the locking ring, each spring marble synchronously rotates along with the locking ring, the spring marbles corresponding to the locking holes pass through the locking holes and are abutted to the outer peripheral wall of the measuring rod after rotating in place, and the spring marbles corresponding to the limiting holes are embedded at the limiting holes after rotating in place and are arranged at intervals with the measuring rod.
10. The oil storage tank measuring apparatus according to claim 9, wherein the protection tube has built-in a cable cleaning device located above the measuring rod, the cable cleaning device including at least two wiper blades, one end of each wiper blade being connected to an inner wall of the protection tube, and the other end extending in a horizontal direction and abutting against both side surfaces of the cable blade, respectively.

Description

Oil storage tank measuring equipment Technical Field The utility model relates to the technical field of industrial metering equipment, in particular to oil storage tank measuring equipment. Background In the material storage and transportation industry of large-scale liquid storage tanks. In order to measure the transfer quality, parameters such as a gas-liquid interface and an oil-water interface height of liquid in a storage tank are required to be measured frequently, especially in the industries of lubricating oil, fuel oil and crude oil, a heavy hammer is difficult to sink to a tank bottom platform due to high medium viscosity, and a traditional heavy hammer type oil dipstick is difficult to throw to the tank bottom to see that the oil line is high in quantity due to the factors such as high medium temperature, sticky and difficult to clean, so that the liquid level height is calculated by a method for measuring the empty height in most practical applications. The method for identifying whether the liquid level is touched by the traditional heavy hammer oil dipstick is determined by rough methods such as hand feeling, shaking of the liquid level and the like, and the measurement error is quite large. When the traditional top-mounted ultrasonic or radar liquid level meter is used in the petroleum storage and transportation industry, the measurement error is large and the stability is poor due to factors such as liquid level shaking, oil mist in a tank, floating disc interference, guide tube echo interference and the like, and the whole performance is difficult to meet the metering requirement of the petroleum storage and transportation industry. Disclosure of utility model The utility model aims to provide oil storage tank measuring equipment, which solves the problems in the prior art, integrates the functions of measuring the liquid level position, the oil-water interface position and the tank bottom platform position, reduces the number of various single-function measuring appliances carried on an upper tank, conveniently realizes the unified operation and management of various measuring data, and greatly improves the digitization and intelligent level of a using unit. The utility model provides oil storage tank measuring equipment, which comprises a main body bracket, a wheel disc rotatably arranged on the main body bracket, and guide components arranged at one side of the wheel disc at intervals, wherein a flexible cable tape is wound on the wheel disc, a scale mark for identifying the unwinding length of the cable tape is arranged on the cable tape, one end of the cable tape is fixed on the wheel disc, the other end of the cable tape bypasses the guide components and is connected with a medium detection sensing device, and the medium detection sensing device is arranged in the oil storage tank along with the lower part of the cable tape and is used for sensing the liquid level position, the oil-water interface position and the tank bottom platform position in the oil storage tank; The cable ruler belt is internally provided with a cable wire electrically connected with the medium detection sensing device, one end of the cable wire, which is not connected with the medium detection sensing device, penetrates through the wheel disc and is electrically connected with an alarm, and the alarm sends out a corresponding alarm signal along with the current medium detected by the medium detection sensing device. Preferably, the main body support is movably provided with a scale pointer, and the scale pointer is closely arranged above the cable ruler tape at the top position of the guide assembly. Preferably, the medium detection sensing device comprises a gas-liquid interface detection mechanism, the gas-liquid interface detection mechanism comprises a mechanical wave emitter and a mechanical wave receiver which are electrically connected with the cable, the mechanical wave emitter and the mechanical wave receiver are just opposite to each other, a space is reserved between the mechanical wave emitter and the mechanical wave receiver, the mechanical wave receiver is electrically connected with a first connection circuit for collecting the amplitude change of the mechanical wave, and the first connection circuit is electrically connected with the alarm through the cable. Preferably, the medium detection sensing device comprises an oil-water interface position detection mechanism, the oil-water interface position detection mechanism comprises two mutually insulated probes, a space for containing liquid to be detected is arranged between the two probes, the probes are electrically connected with a second connection circuit for collecting the conductivity of the liquid to be detected between the two probes, and the second connection circuit is electrically connected with the alarm through the cable. Preferably, any one of the probes is internally provided with a temperature sensor for detecting the liquid to b