CN-121994327-A - Full-rotation tugboat liquid tank liquid level detection device

CN121994327ACN 121994327 ACN121994327 ACN 121994327ACN-121994327-A

Abstract

The invention discloses a liquid level detection device of a liquid tank of a full-rotation tug, which comprises a liquid level detection part, a detection clamping part and an overhaul part, wherein the liquid level detection part comprises a support part and a liquid level detector, the support part provides flexible support for the liquid level detector arranged in the liquid tank on the liquid tank so as to stably submerge the liquid level detector to a preset depth below the liquid level in the liquid tank for monitoring the liquid level depth in real time, the detection clamping part comprises a clamping part and a first power part, the clamping part is in transmission connection with the first power part on the liquid tank so as to laterally support the support part, the support stability of the support part below the liquid level is improved, and the overhaul part is used for stretching the bottom end of the support part upwards to an overhaul port on the top surface of the liquid tank so as to overhaul or replace the liquid level detector in the bottom end of the support part. The invention has reasonable structural design, high automation degree, high supporting stability, high efficiency in the process of overhauling and replacing the sensor, convenience and simplicity.

Inventors

SUN HONGJUAN
XIA GUIFANG
CHEN WEIZHONG
ZHU SHENG
HU YINKAI

Assignees

江苏省镇江船厂（集团）有限公司

Dates

Publication Date: 20260508
Application Date: 20251230

Claims (10)

1. A full-rotation tug tank liquid level detection device, comprising: the liquid level detection piece is arranged on the liquid tank of the ship and comprises a support piece and a liquid level detector, wherein the support piece provides flexible support for the liquid level detector arranged in the liquid tank on the liquid tank so as to stably submerge the liquid level detector to a preset depth below the liquid level in the liquid tank and is used for monitoring the liquid level depth in real time; The detection clamping piece is arranged on the liquid tank and comprises a clamping piece and a first power piece, and the clamping piece is in transmission connection with the first power piece on the liquid tank so as to laterally support the supporting piece and improve the stability of the supporting piece under the liquid level; the maintenance piece is arranged on the liquid tank and is used for upwards stretching the bottom end of the support piece to a maintenance opening on the top surface of the liquid tank, so that the maintenance or replacement of the liquid level detector in the bottom end of the support piece is facilitated.
2. The full-swing tug tank liquid level detection device of claim 1, wherein the support member comprises a mounting seat, a flexible support tube and a quick-release head, the mounting seat is arranged on the tank top surface, the flexible support tube is arranged on the mounting seat, and the quick-release head is arranged on the flexible support tube to provide support for the liquid level detector.
3. The liquid level detection device for the liquid tank of the full-rotation tugboat according to claim 2, wherein the flexible support tube comprises a first support groove and a second support groove, the top end of the first support groove is fixedly and penetratingly arranged on a first installation tube of the installation seat, the top end of the second support groove is hinged on the wall of the bottom end of the first support groove, and a plurality of first support grooves and a plurality of second support grooves are alternately distributed at intervals and hinged, so that the length of the flexible support tube meets the depth requirement of guiding and extending the liquid level detector into the liquid tank.
4. A full-swing tug tank liquid level detection device according to claim 3, wherein the quick-dismantling head comprises a second installation tube and a dismantling head, the top end of the second installation tube is arranged on the bottom end of the second support tube at the lowest part of the flexible support tube in a penetrating way, and the top end of the dismantling head is detachably arranged on the bottom end of the second installation tube to provide support for the liquid level detector.
5. The full-swing tug tank level detection device of claim 4, wherein the level detector comprises a sensor cable, a sensor and a wire box, one end of the sensor cable passes through the top surface of the tank and then extends into the inner bottom of the flexible support tube, the sensor is electrically connected to one end of the sensor cable in the quick-release head, and the wire box is electrically connected to the other end of the driver cable.
6. The full-swing tug tank liquid level detection device according to any one of claims 2-5, wherein the clamping members comprise a first clamping transmission member, a second clamping transmission member and clamping claws, the first clamping transmission member is arranged on the side surface of the tank and is in transmission connection with two sets of the second clamping transmission members, and the clamping claws are driven on the second clamping transmission members to clamp the flexible support tube.
7. The full-rotation tug tank liquid level detection device according to claim 6, wherein the first clamping transmission member comprises a first transmission shaft, a first worm, a gear box, a screw rod, a first worm wheel and a sliding groove, one end of the first transmission shaft rotates in a sealing mode to penetrate through the side face of the tank and extend into the tank, the first worm is arranged at one end of the first transmission shaft, a notch sealing sleeve of the gear box is arranged on the side face of the tank outside the first worm, the screw rod rotates in a sealing mode to penetrate through two side walls of the gear box, the first worm wheel is fixedly sleeved on the screw rod in the gear box and meshed with the first worm, the sliding groove is arranged on the side face of the tank and sleeved outside one end of the screw rod, the two sliding grooves are symmetrically distributed at two ends of the screw rod, and the threads at two ends of the screw rod rotate in opposite directions.
8. The full-rotation tug liquid tank liquid level detection device according to claim 7, wherein the second clamping transmission piece comprises a first sliding block, a second sliding block, a third sliding block and a spring, the first sliding block is axially and slidably matched and embedded in the sliding groove, a first threaded hole on the first sliding block is matched and sleeved on one end of the screw rod, the second sliding block is axially and slidably matched and embedded in the sliding groove, a first through hole on the second sliding block is sleeved outside the screw rod, the third sliding block is identical to the first sliding block in structure, the third sliding block is axially and slidably matched and embedded in the sliding groove, a second threaded hole on the third sliding block is matched and sleeved on one end of the screw rod, the spring is sleeved outside the screw rod, two ends of the spring are respectively connected with the first sliding block and the second sliding block, the second sliding block and the third sliding block are detachably and respectively attached, two sets of second clamping transmission pieces are correspondingly arranged in the two sliding grooves, the second clamping claws comprise a first clamping claw and a second supporting pipe, the first clamping claw and the second clamping claw are sleeved on one side of the other side of the sliding groove, and the second supporting pipe is arranged on the other side of the second clamping claw, and the second supporting pipe is arranged on the other side of the flexible clamping claw.
9. The full-swing tug tank level detection device of claim 7, wherein the first power member includes a third clamping transmission member and a second power member, the third clamping transmission member and the second power member are both disposed on the tank side, and the third clamping transmission member is simultaneously in driving connection with a plurality of sets of clamping members, while the second power member is in driving connection with the third clamping transmission member to provide clamping power for the clamping members.
10. The full-swing tug tank level detection device according to any one of claims 3-5, wherein the maintenance member comprises a first transmission rod and a second transmission rod, one end of the first transmission rod axially slides to penetrate through the top surface of the tank and then extends into the tank, one right-angle end edge of the second transmission rod is hinged to the other end of the first transmission rod, and the other right-angle end of the second transmission rod is rotatably connected to the wall of a second supporting groove at the lowest part of the flexible supporting tube.

Description

Full-rotation tugboat liquid tank liquid level detection device Technical Field The invention relates to the technical field of ship construction, in particular to a liquid level detection device for a liquid tank of a full-rotation tugboat. Background The method is characterized in that the method comprises the steps of setting a manual depth measuring head and a depth measuring pipe in a liquid tank of a conventional full-rotation tugboat, setting a scale on a depth measuring scale, comparing with a ship body capacity depth measuring meter, checking the oil consumption of the liquid tank by a shipper through the method, if the ship is used frequently, adding an external oil supply function to the full-rotation tugboat, more frequent oil metering times, higher accuracy requirement for oil supply, more troublesome manual measurement, larger measurement error and difficult storage of original oil supply data, and setting a liquid tank alarm point (high-level alarm or low-level alarm) through partial liquid level sensors. However, in the liquid level measuring device of the existing full-rotation tugboat, the liquid level sensor is usually fixedly arranged at a preset depth below the liquid level in the liquid tank, when the liquid level sensor needs to be overhauled or replaced by faults, the fuel in the liquid tank needs to be completely discharged, then the fuel vapor in the liquid tank is completely emptied, and finally, workers can enter the liquid tank to overhaul or replace the liquid level sensor. The maintenance and replacement process of the liquid level sensor is very complex, and the normal use efficiency of the full-rotation tugboat is seriously affected. Therefore, the design of the liquid level detection device of the liquid tank of the full-rotation tugboat is convenient to overhaul, and has important use value. Disclosure of Invention In order to overcome the defects, the invention provides a liquid level detection device for a liquid tank of a full-rotation tugboat, which adopts the following technical scheme: A full-rotation tug tank liquid level detection device, comprising: the liquid level detection piece is arranged on the liquid tank of the ship and comprises a support piece and a liquid level detector, wherein the support piece provides flexible support for the liquid level detector arranged in the liquid tank on the liquid tank so as to stably submerge the liquid level detector to a preset depth below the liquid level in the liquid tank and is used for monitoring the liquid level depth in real time; The detection clamping piece is arranged on the liquid tank and comprises a clamping piece and a first power piece, and the clamping piece is in transmission connection with the first power piece on the liquid tank so as to laterally support the supporting piece and improve the stability of the supporting piece under the liquid level; the maintenance piece is arranged on the liquid tank and is used for upwards stretching the bottom end of the support piece to a maintenance opening on the top surface of the liquid tank, so that the maintenance or replacement of the liquid level detector in the bottom end of the support piece is facilitated. Preferably, the support member comprises a mounting seat, a flexible support tube and a quick-release head, wherein the mounting seat is arranged on the top surface of the cabin, the flexible support tube is arranged on the mounting seat, and the quick-release head is arranged on the flexible support tube and provides support for the liquid level detector. Preferably, the flexible support tube comprises a first support groove and a second support groove, wherein the top end of the first support groove is fixedly and fixedly arranged on a first installation tube of the installation seat, the top end of the second support groove is hinged to the groove wall at the bottom end of the first support groove, and the plurality of first support grooves and the plurality of second support grooves are alternately distributed at intervals and hinged to each other, so that the length of the flexible support tube meets the depth requirement of guiding the liquid level detector to extend into the liquid tank. Preferably, the quick-dismantling head comprises a second installation tube and a dismantling head, the top end of the second installation tube is arranged at the bottom end of the second support tube at the lowest part of the flexible support tube in a penetrating mode, and the top end of the dismantling head is detachably arranged at the bottom end of the second installation tube to provide support for the liquid level detector. Preferably, the liquid level detector comprises a sensor cable, a sensor and a wire box, wherein one end of the sensor cable penetrates through the top surface of the cabin and then extends into the inner bottom of the flexible supporting tube, the sensor is electrically connected to one end of the sensor cable in the quick-dismantling