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CN-122008101-A - Throwing-loading hydraulic loading device suitable for underwater vehicle

CN122008101ACN 122008101 ACN122008101 ACN 122008101ACN-122008101-A

Abstract

The invention discloses a throwing load hydraulic loading device suitable for an underwater vehicle, which comprises a base, a power conversion mechanism, a lifting mechanism, a lower frame, a left-right translation mechanism, an upper frame, a front-back translation mechanism, a rest frame and a telescopic positioning mechanism, wherein the power conversion mechanism is arranged on the base and fixedly connected with the lifting mechanism to drive the lifting mechanism to perform lifting movement, the lower frame is fixed on the lifting mechanism, the left-right translation mechanism is arranged between the lower frame and the upper frame, the upper frame is arranged on the left-right translation mechanism, the front-back translation mechanism is arranged between the upper frame and the rest frame, the rest frame is arranged on the front-back translation mechanism, and the telescopic positioning mechanism is arranged on the rest frame and is used for lifting a throwing load lead block to a loading position. The invention can stably lift and accurately position the lead throwing and carrying block.

Inventors

  • DONG SHENGFENG
  • LIU CHUNYU

Assignees

  • 宜昌测试技术研究所

Dates

Publication Date
20260512
Application Date
20231130

Claims (9)

  1. 1. The throwing-loading hydraulic loading device suitable for the underwater vehicle is characterized by comprising a base, a power conversion mechanism, a lifting mechanism, a lower frame, a left-right translation mechanism, an upper frame, a front-back translation mechanism, a rest frame and a telescopic positioning mechanism; The power conversion mechanism is arranged on the base and fixedly connected with the lifting mechanism to drive the lifting mechanism to perform lifting movement, the lower frame is fixed on the lifting mechanism, the left and right translation mechanisms are arranged between the lower frame and the upper frame, the upper frame is arranged on the left and right translation mechanisms, the front and rear translation mechanisms are arranged between the upper frame and the rest frame, the rest frame is arranged on the front and rear translation mechanisms, and the telescopic positioning mechanism is arranged on the rest frame and used for lifting the lead throwing block to a loading position.
  2. 2. The load rejection hydraulic loading device for the underwater vehicle according to claim 1, wherein a rubber stopper is further provided on the base, and the lower frame is at a lowest position in contact with the rubber stopper in an initial state.
  3. 3. The load rejection hydraulic loading device suitable for an underwater vehicle as in claim 1 wherein the power conversion mechanism comprises a compression bar, a connecting rod, a piston rod, a hydraulic cylinder, a crank and a slow descent handle; The pressure lever is hinged with the base, the pressure lever is connected with the connecting rod, the connecting rod is connected with the piston rod, the hydraulic cylinder is connected with the crank in a hinged mode, the crank is fixed on the lifting mechanism, the piston rod drives the hydraulic cylinder to move linearly, and the descent control handle is fixed on the base and used for decelerating the descent of the lower frame, the upper frame and the rest frame.
  4. 4. The load rejection hydraulic loading apparatus for an underwater vehicle as in claim 1 wherein the lift mechanism comprises two sets of intersecting struts, rollers; The two groups of crossed diagonal braces are hinged at the center and the lower end through connecting rods, each group of crossed diagonal braces comprises two supporting rods, the two supporting rods are hinged at the middle point, the two ends of the same side are respectively hinged with the base and the lower frame, and the two ends of the other side are respectively horizontally moved in two rolling channels of the base and the lower frame through idler wheels.
  5. 5. The load rejection hydraulic loading device suitable for the underwater vehicle according to claim 1, wherein the left-right translation mechanism comprises a left-right linear guide rail fixed on a lower frame, a lead screw supporting seat, a sliding block I fixed on an upper frame, a nut supporting seat for left-right translation, a lead screw, a bevel gear and a left-right adjusting handle; The left and right adjusting handles are rotated, the screw rod is rotated through the meshing of the two bevel gears, the rotation of the screw rod is converted into the left and right movement of the upper frame through the nut support for left and right translation, and the upper frame moves left and right along the left and right linear guide rail through the sliding block I.
  6. 6. The load rejection hydraulic loading device suitable for the underwater vehicle according to claim 1, wherein the fore-and-aft translation mechanism comprises a fore-and-aft linear guide rail fixed on an upper frame, a sliding block II fixed on a rest frame, a nut support for fore-and-aft translation, a screw rod and a fore-and-aft adjusting handle; The front-back adjusting handle is rotated, so that the screw rod rotates, the front-back translation converts the rotation of the screw rod into front-back movement of the rest frame, and the rest frame moves back and forth along the front-back linear guide rail through the sliding block II.
  7. 7. The load rejection hydraulic loading device for an underwater vehicle according to claim 1, wherein the telescopic positioning mechanism comprises a telescopic tube and a positioning pin, the telescopic positioning of the telescopic tube is realized by the positioning pin, the positioning pin is in a retracted state of the telescopic tube when inserted into an upper hole of the telescopic tube, and the positioning pin is in an extended state of the telescopic tube when inserted into a lower hole of the telescopic tube; The throwing screw enters from the lower part of the telescopic pipe and is screwed into the throwing sleeve, so that the fixed connection between the throwing sleeve and the throwing lead block is realized, and the throwing lead block is loaded in place.
  8. 8. A load-rejection hydraulic loading device for an underwater vehicle as in any of claims 1-7 wherein the telescopic tube is internally of conical configuration for providing mounting guidance for the load rejection screw.
  9. 9. The load rejection hydraulic loading device for an underwater vehicle as in claim 8 wherein the telescoping tube is circumferentially vented.

Description

Throwing-loading hydraulic loading device suitable for underwater vehicle Technical Field The invention relates to the technical field of underwater vehicles, in particular to a load-throwing hydraulic loading device suitable for an underwater vehicle. Background With the development of science and technology and the demands of ocean development and military application, underwater vehicles are increasingly applied to military due to the strong secrecy and maneuverability. The emergency load rejection system can reject the load rejection lead block when the underwater vehicle encounters an emergency, lighten the weight of the underwater vehicle, realize the rapid and autonomous floating of the underwater vehicle, thereby ensuring the safety of the underwater vehicle and avoiding the leakage of sensitive information. The lead throwing block needs to have enough weight to realize the rapid floating of the underwater vehicle, but the lead throwing block is difficult to load, and if the lead throwing block is not loaded in place, the risks of sudden falling off, personnel injury, incapability of realizing the emergency floating of the underwater vehicle and the like are very easy to occur. Therefore, the design is suitable for the underwater vehicle throw and carry the hydraulic loading device, through its stability to throwing and carry the lead block lift, accurate location to realize throwing and carry the quick, the reliable loading of lead block, solve the problem that the throwing of underwater vehicle carries the lead block loading degree of difficulty big. Disclosure of Invention In view of the above, the invention provides a load-throwing hydraulic loading device suitable for an underwater vehicle, which can stably lift and accurately position a load-throwing lead block. The technical scheme adopted by the invention is as follows: a throwing-loading hydraulic loading device suitable for an underwater vehicle comprises a base, a power conversion mechanism, a lifting mechanism, a lower frame, a left-right translation mechanism, an upper frame, a front-back translation mechanism, a rest frame and a telescopic positioning mechanism; The power conversion mechanism is arranged on the base and fixedly connected with the lifting mechanism to drive the lifting mechanism to perform lifting movement, the lower frame is fixed on the lifting mechanism, the left and right translation mechanisms are arranged between the lower frame and the upper frame, the upper frame is arranged on the left and right translation mechanisms, the front and rear translation mechanisms are arranged between the upper frame and the rest frame, the rest frame is arranged on the front and rear translation mechanisms, and the telescopic positioning mechanism is arranged on the rest frame and used for lifting the lead throwing block to a loading position. Further, a rubber limiting block is further arranged on the base, and in an initial state, the lower frame is located at the lowest position and is in contact with the rubber limiting block. Further, the power conversion mechanism comprises a compression bar, a connecting rod, a piston rod, a hydraulic cylinder, a crank and a slow-descent handle; The pressure lever is hinged with the base, the pressure lever is connected with the connecting rod, the connecting rod is connected with the piston rod, the hydraulic cylinder is connected with the crank in a hinged mode, the crank is fixed on the lifting mechanism, the piston rod drives the hydraulic cylinder to move linearly, and the descent control handle is fixed on the base and used for decelerating the descent of the lower frame, the upper frame and the rest frame. Further, the lifting mechanism comprises two groups of crossed diagonal braces and rollers; The two groups of crossed diagonal braces are hinged at the center and the lower end through connecting rods, each group of crossed diagonal braces comprises two supporting rods, the two supporting rods are hinged at the middle point, the two ends of the same side are respectively hinged with the base and the lower frame, and the two ends of the other side are respectively horizontally moved in two rolling channels of the base and the lower frame through idler wheels. Further, the left-right translation mechanism comprises a left-right linear guide rail, a screw rod supporting seat, a sliding block I, a left-right translation nut support, a screw rod, a bevel gear and a left-right adjusting handle, wherein the left-right linear guide rail, the screw rod supporting seat and the sliding block I are fixed on the lower frame; The left and right adjusting handles are rotated, the screw rod is rotated through the meshing of the two bevel gears, the rotation of the screw rod is converted into the left and right movement of the upper frame through the nut support for left and right translation, and the upper frame moves left and right along the left and right linear guide rail through the sliding bl