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CN-121989671-A - Active buffering durable oil tank, vehicle and control method

CN121989671ACN 121989671 ACN121989671 ACN 121989671ACN-121989671-A

Abstract

The application relates to an active buffering durable oil tank, a vehicle and a control method, wherein the active buffering durable oil tank comprises a tank body, a first electromagnetic unit, a second electromagnetic unit and a control unit, wherein a plurality of partition plates are fixedly arranged in the tank body at intervals, and a first buffering damping plate is fixedly arranged between two adjacent partition plates; the first electromagnetic unit is fixedly arranged at the top of the partition board, the second electromagnetic unit is arranged below the first electromagnetic unit and is arranged on the partition board in a sliding mode, the control unit is electrically connected with the first electromagnetic unit, and the control unit is used for adjusting the height of the second electromagnetic unit according to the oil liquid reduction condition. Through setting up first buffering damping board in the box, reduce the impact force of fluid to the box inner wall, through set firmly first electromagnetic unit at the top of baffle, establish the second electromagnetic unit in the below of first electromagnetic unit is smooth to according to the high of fluid reduction condition adjustment second electromagnetic unit, change oil tank barycenter position, solved fluid and reduced, oil tank frequency promotes the technical problem who causes resonance.

Inventors

  • ZHOU XIAOBIN
  • WANG HUI
  • ZHANG YANG
  • XU ZEYUAN
  • ZHAO KE
  • Ke Qiufu

Assignees

  • 东风商用车有限公司

Dates

Publication Date
20260508
Application Date
20260304

Claims (10)

  1. 1. An active cushioning durable fuel tank, comprising: the box body is internally and fixedly provided with a plurality of partition boards (1) which are arranged at intervals, and a first buffer damping plate (2) is fixedly arranged between two adjacent partition boards (1); the device comprises a first electromagnetic unit (3) and a second electromagnetic unit (4), wherein the first electromagnetic unit (3) is fixedly arranged at the top of the partition board (1), the second electromagnetic unit (4) is positioned below the first electromagnetic unit (3), and the second electromagnetic unit (4) is slidably arranged on the partition board (1); the control unit is electrically connected with the first electromagnetic unit (3) and is used for adjusting the height of the second electromagnetic unit (4) according to the oil liquid reduction condition.
  2. 2. The active buffering durable oil tank according to claim 1, wherein a guide rail (11) is arranged on the outer side of the partition board (1), the second electromagnetic unit (4) is slidably arranged on the guide rail (11), and the control unit is used for controlling the first electromagnetic unit (3) to absorb the second electromagnetic unit (4) when oil liquid is reduced to a set threshold value.
  3. 3. The active-cushioning durable fuel tank of claim 2, characterized in that the second electromagnetic unit (4) comprises an electromagnetic housing (41), the electromagnetic housing (41) is provided with a chute (42), and the chute (42) is slidably arranged on the guide rail (11).
  4. 4. The active buffering durable oil tank according to claim 1, wherein two sides of the first buffering damping plate (2) are provided with second buffering damping plates (5), the second buffering damping plates (5) are slidably arranged on the partition plate (1), one side of each second buffering damping plate (5) is provided with a hydraulic rod, the hydraulic rod is electrically connected with the control unit, and the control unit is used for controlling the expansion and contraction amount of the hydraulic rod.
  5. 5. The active buffering durable oil tank according to claim 4, wherein sliding rails (12) are arranged at intervals on the inner side of the partition board (1), two ends of the second buffering damping plates (5) are slidably arranged on the sliding rails (12), and the control unit is used for controlling the hydraulic rod to extend according to the running condition of a vehicle, so that the two second buffering damping plates (5) slide and lock in the directions away from each other along the sliding rails (12).
  6. 6. The active buffering durable oil tank according to claim 4, wherein the first buffering damping plate (2) and the second buffering damping plate (5) are respectively provided with a plurality of subareas, each subarea is provided with a plurality of oil passing holes, the apertures of the oil passing holes in each subarea are equal, and the apertures of the oil passing holes of two adjacent subareas are gradually reduced from top to bottom.
  7. 7. The active buffering durable oil tank according to claim 6, wherein the first buffering damping plate (2) is provided with a plurality of first oil passing holes (21), the second buffering damping plate (5) is provided with a plurality of second oil passing holes (51), and the plurality of first oil passing holes (21) and the plurality of second oil passing holes (51) which are positioned at the same height are arranged in a staggered mode along the horizontal direction.
  8. 8. A vehicle comprising an active cushioning durable fuel tank according to any one of claims 1-7.
  9. 9. A method of controlling an active cushioning durable fuel tank according to any one of claims 1-7, comprising the steps of: When the oil liquid is reduced to a set threshold value, the second electromagnetic unit (4) is controlled to move towards the direction approaching the first electromagnetic unit (3).
  10. 10. The control method according to claim 9, characterized in that the control method further comprises: when the vehicle runs on the expressway, the hydraulic rod is controlled to extend to a first set length, so that the two second buffering damping plates (5) are in an initial state; When the vehicle runs on the urban road, the hydraulic rod is controlled to extend to a second set length, so that the two second buffering damping plates (5) slide in the directions away from each other; When the vehicle runs on a complex road surface, the hydraulic rod is controlled to extend to a third set length, so that the two second buffering damping plates (5) are close to the inner wall of the box body, wherein the third set length is larger than the second set length, and the second set length is larger than the first set length.

Description

Active buffering durable oil tank, vehicle and control method Technical Field The application relates to the field of vehicles, in particular to an active buffering durable oil tank, a vehicle and a control method. Background With the continuous development of the automobile industry, consumers have increasingly higher requirements on the quality of the automobile, the reliability and the durability of all subsystems of the automobile are increasingly valued, and the oil tank is taken as an important component part of an automobile oil supply system, so that the function of storing fuel oil is carried out, and the NVH performance and the safety and the reliability of the whole automobile are directly influenced. In the related art, the internal structure of the traditional oil tank is relatively simple, and a wave board is usually arranged in the oil tank to reduce oil return impact, so that fuel in the oil tank can shake violently along with the bumping of the vehicle in the running process of the vehicle, especially when the vehicle passes through an uneven road surface, obvious liquid impact noise can be generated, and the oil impact energy can repeatedly act on the wall surface of the oil tank to cause fatigue damage of the oil tank, and meanwhile, the overall modal frequency of the oil tank is continuously improved along with the continuous reduction of oil, and resonance can be caused when the frequency is close to the road surface excitation frequency. Therefore, there is a need to design a new active cushioning durable fuel tank to overcome the above-mentioned problems. Disclosure of Invention The application provides an active buffering durable oil tank, a vehicle and a control method, which can solve the technical problems that in the prior art, fuel oil in the oil tank can shake severely along with the jolt of the vehicle, fatigue damage can occur to the oil tank, and the overall modal frequency of the oil tank is continuously improved along with the continuous reduction of the oil liquid, so that resonance can be caused when the frequency is close to the excitation frequency of a road surface. In a first aspect, an embodiment of the application provides an active buffering durable oil tank, which comprises a tank body, a first electromagnetic unit, a second electromagnetic unit and a control unit, wherein a plurality of partition plates are fixedly arranged in the tank body at intervals, a first buffering damping plate is fixedly arranged between two adjacent partition plates, the first electromagnetic unit is fixedly arranged at the top of each partition plate, the second electromagnetic unit is arranged below the first electromagnetic unit and is slidably arranged on the partition plates, the control unit is electrically connected with the first electromagnetic unit, and the control unit is used for adjusting the height of the second electromagnetic unit according to oil reduction conditions. Wherein the partition plate is provided with a through hole, an oil liquid channel is increased, when the operation condition of the vehicle is complex, such as the vehicle shaking violently or driving on a bumpy road section, part of oil liquid can flow in time through the through hole, the normal oil supply of the oil tank is ensured, the first buffering damping plate can absorb the impact energy of the oil liquid, the shaking amplitude of the oil liquid is reduced, thereby promote the durability of the durable oil tank of active buffering, first buffering damping plate is located the intermediate position of box, and follows the thickness direction setting of baffle, the control unit is used for adjusting according to the fluid reduces the condition the height of second electromagnetic unit, changes the whole barycenter position of oil tank, avoids the road surface excitation to take place resonance. In combination with the first aspect, in an implementation manner, a guide rail is disposed on the outer side of the partition board, the second electromagnetic unit is slidably disposed on the guide rail, and the control unit is configured to control the first electromagnetic unit to adsorb the second electromagnetic unit when oil liquid decreases to a set threshold value. The guide rail extends along the height direction of the partition board, when the oil is consumed to only 25%, the modal frequency of the active buffering durable oil tank is close to 21Hz, the control unit controls the first electromagnetic unit to generate electromagnetic force, the first electromagnetic unit adsorbs the second electromagnetic unit and locks, the integral mass center position of the oil tank is lifted, the modal frequency of the active buffering durable oil tank is lifted, the active buffering durable oil tank rapidly crosses the resonance range of 21Hz, the resonance caused by road surface excitation is avoided, the first electromagnetic unit and corresponding electrical equipment are packaged on the partition board