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CN-122000590-A - Multistage shock attenuation collet and battery system

CN122000590ACN 122000590 ACN122000590 ACN 122000590ACN-122000590-A

Abstract

The invention relates to the technical field of energy storage, in particular to a multistage damping shoe and a battery system. The multi-stage shock absorption base comprises a base frame body and shock absorption plates, wherein the base frame body is connected with the shock absorption plates, at least part of the shock absorption plates are arranged to be elastic bodies, the shock absorption components are connected with one side, close to the shock absorption plates, of the base frame body, part of the shock absorption components are arranged to be elastic bodies, the multi-stage shock absorption base comprises a first working state and a second working state, the first working state comprises that the shock absorption plates are deformed under the action of force along the vertical direction, and the second working state comprises that the shock absorption components and the shock absorption plates are simultaneously deformed under the action of force along the horizontal direction. Thus, the problem of insufficient strength of the shock absorbing plate under partial working conditions is solved.

Inventors

  • LIU JUN

Assignees

  • 徐州徐工玖行能源科技有限公司

Dates

Publication Date
20260508
Application Date
20260204

Claims (10)

  1. 1. A multi-stage shock absorbing shoe, comprising: The frame assembly comprises a bottom frame body and a shock absorption plate, wherein the bottom frame body is connected with the shock absorption plate; The damping assembly is connected with one side of the bottom frame body, which is close to the damping plate, and part of the damping assembly is arranged as an elastomer; The multistage damping shoe comprises a first working state and a second working state, wherein the first working state comprises that the damping plate is deformed under the action of force along the vertical direction, and the second working state comprises that the damping assembly and the damping plate are simultaneously deformed under the action of force along the horizontal direction.
  2. 2. The multistage damping shoe according to claim 1, wherein the damping assembly comprises a damping seat, a damping ring body and an abutting unit, wherein the damping seat is connected with the frame assembly, the damping ring body is arranged as an elastic body, the damping ring body is connected with the damping seat, and the abutting unit is sleeved on the outer peripheral side of the damping ring body; the second working state further comprises that the abutting unit transmits acting force at least along the horizontal direction to the damping ring body, so that the damping ring body is deformed, and meanwhile, the damping plate is deformed at least by acting force along the horizontal direction.
  3. 3. The multistage shock absorption shoe according to claim 2, wherein the abutting unit comprises a first abutting arc plate and a second abutting arc plate, the first abutting arc plate is connected to one side of the shock absorption ring body in a first direction, the other side of the shock absorption ring body in the first direction is connected with the shock absorption seat, the second abutting arc plate is connected to one side of the shock absorption ring body in a second direction, the other side of the shock absorption ring body in the second direction is connected with the shock absorption seat, a minimum included angle between the first direction and a mounting surface of the frame assembly is in a first setting range, a minimum included angle between the second direction and the mounting surface is in a second setting range, and a minimum included angle between the first direction and the second direction is in a third setting range; The second working state further comprises that at least one of the first abutting arc plate and the second abutting arc transmits acting force at least along the horizontal direction to the damping ring body, so that the damping ring body is deformed, and meanwhile, the damping plate is deformed at least by acting force along the horizontal direction.
  4. 4. A multi-stage vibration damping shoe according to claim 3, wherein a portion of the first abutment arc is convex in the first direction away from the damping ring body.
  5. 5. The multi-stage damping shoe according to claim 2, wherein the damping ring body is formed as a ring body, and the wall thickness of the damping ring body is gradually reduced and then gradually increased in the vertical direction.
  6. 6. The multi-stage damping shoe of claim 2, wherein the damping ring has a wall thickness in a first direction that is greater than a wall thickness of the damping ring in a second direction.
  7. 7. The multistage shock absorption base according to claim 1, further comprising a guide assembly, wherein the guide assembly comprises a guide seat, a guide hole, a shock absorption ring and a guide rod, the guide seat is connected with the base frame body, the guide hole is recessed from one side of the guide seat to the other side, the shock absorption ring is arranged as an elastomer, the outer peripheral wall of the shock absorption ring is abutted against the inner peripheral wall of the guide seat, one end of the guide rod is connected with the inner peripheral wall of the shock absorption ring, and the other end of the guide rod extends towards the direction approaching the shock absorption plate.
  8. 8. The multistage shock absorption base of claim 1, further comprising a first locking assembly, wherein the first locking assembly comprises a locking base body and a locking unit, the locking base body is connected with the base frame body, the locking unit comprises a driving part, a locking rod and a locking head, the outer peripheral surface of the locking rod is movably connected with the inner peripheral surface of the locking base body, the locking head is connected with one end of the locking rod, which is far away from the locking base body, and the projection of the locking rod towards the locking head is overlapped with part of the locking head; the first locking assembly comprises a third working state and a fourth working state, the third working state comprises that the driving part drives the locking head to move until the length direction of the locking head is parallel to the first direction, and the fourth working state comprises that the driving part drives the locking head to move until the length direction of the locking head is parallel to the second direction.
  9. 9. The multistage shock absorbing shoe according to claim 8, wherein the locking unit further comprises a shock absorbing gasket, the shock absorbing gasket is made of an elastic body, the outer circumferential surface of the shock absorbing gasket is abutted against the inner circumferential surface of the locking seat body, and the outer circumferential surface of the locking rod is movably connected with the locking seat body through the inner circumferential surface of the shock absorbing gasket.
  10. 10. A battery system comprising a multi-stage shock absorbing shoe of any one of claims 1-9, the battery system further comprising: the battery assembly comprises a battery body and a connecting frame unit, wherein the battery body is connected with the connecting frame unit; The battery system comprises a first combination state and a second combination state, wherein the first combination state comprises that the connecting frame unit is abutted with a shock absorption plate of the bottom frame body, and the shock absorption plate is deformed under the action force of the connecting frame; The second combination state comprises that the connecting frame unit and the bottom frame body are relatively displaced at least along the horizontal direction, the connecting frame unit is abutted to the shock absorption plate of the bottom frame body, the connecting frame unit is abutted to the shock absorption assembly, and the shock absorption plate is deformed under the action force of the connecting frame.

Description

Multistage shock attenuation collet and battery system Technical Field The invention relates to the technical field of energy storage, in particular to a multistage damping shoe and a battery system. Background In the field of vehicle power system assembly, a battery box is used as an energy storage core component, and fixed installation of the battery box and a vehicle body is realized through a collet structure so as to ensure the installation stability of the battery box in the vehicle running process. In the running process of the vehicle, the vehicle is influenced by working conditions such as road condition fluctuation, acceleration and deceleration, steering and the like, relative displacement and vibration can be generated between the battery box and the shoe, and if the vibration is directly transmitted to the inside of the battery box, the connection reliability and the electrical performance stability of the battery module can be possibly influenced, so that a damping plate is usually installed between the joint surfaces of the battery box and the shoe in the prior art, and the battery box, the damping plate and the shoe are sequentially abutted. The shock attenuation board adopts elastic material to make more, absorbs vibration energy through self deformation, weakens the transmission efficiency of vibration between battery box and collet to reduce the adverse effect of vibration to the battery box. However, during the running of the vehicle, the shock absorbing plate needs to bear shocks in different directions and the stress intensity is obviously improved. Because the structural design and the material performance of the existing damping plate are difficult to adapt to the vibration impact of the vehicle during running, the intensity of the damping plate in the running process of the vehicle is insufficient, stable buffering cannot be provided, the damping effect is greatly attenuated, and the stable running of the battery box under the complex running working condition is difficult to guarantee. Disclosure of Invention The invention provides a multistage damping shoe and a battery system, which aim to solve the problem of insufficient strength of a damping plate under partial working conditions. In a first aspect, the present invention discloses a multi-stage shock absorbing shoe comprising: The frame assembly comprises a bottom frame body and a shock absorption plate, wherein the bottom frame body is connected with the shock absorption plate; The damping assembly is connected with one side of the bottom frame body, which is close to the damping plate, and part of the damping assembly is arranged as an elastomer; The multistage damping shoe comprises a first working state and a second working state, wherein the first working state comprises that the damping plate is deformed under the action of force along the vertical direction, and the second working state comprises that the damping assembly and the damping plate are simultaneously deformed under the action of force along the horizontal direction. In some embodiments, the shock absorption assembly comprises a shock absorption seat, a shock absorption ring body and an abutting unit, wherein the shock absorption seat is connected with the frame assembly, the shock absorption ring body is arranged to be an elastomer, the shock absorption ring body is connected with the shock absorption seat, and the abutting unit is sleeved on the outer peripheral side of the shock absorption ring body; the second working state further comprises that the abutting unit transmits acting force at least along the horizontal direction to the damping ring body, so that the damping ring body is deformed, and meanwhile, the damping plate is deformed at least by acting force along the horizontal direction. In some embodiments, the abutting unit comprises a first abutting arc plate and a second abutting arc plate, wherein the first abutting arc plate is connected to one side of the shock absorption ring body along a first direction, the other side of the shock absorption ring body along the first direction is connected with the shock absorption seat, the second abutting arc plate is connected to one side of the shock absorption ring body along a second direction, the other side of the shock absorption ring body along the second direction is connected with the shock absorption seat, the minimum included angle between the first direction and a mounting surface of the frame assembly is in a first setting range, the minimum included angle between the second direction and the mounting surface is in a second setting range, and the minimum included angles between the first direction and the second direction are in a third setting range; The second working state further comprises that at least one of the first abutting arc plate and the second abutting arc transmits acting force at least along the horizontal direction to the damping ring body, so that the damping ring body is