Search

CN-224211199-U - Magnesium alloy frame with damping cavity

CN224211199UCN 224211199 UCN224211199 UCN 224211199UCN-224211199-U

Abstract

The utility model relates to the technical field of bicycle frames and discloses a magnesium alloy frame with a shock absorption cavity, which comprises a magnesium alloy frame with a shock absorption cavity and is characterized by comprising a saddle main shaft, wherein two sides of the outer wall of the saddle main shaft are respectively and rotationally connected with a rotating rod, the other ends of the rotating rods are respectively and rotationally connected with a rear wheel inclined rod, the other ends of the rear wheel inclined rods are fixedly connected with a rear wheel sleeve, the outer wall of the saddle main shaft is fixedly connected with a second connecting block, the outer wall of the second connecting block is rotationally connected with a lower sleeve, the top end of the lower sleeve is fixedly connected with a telescopic sleeve, the inner wall of the telescopic sleeve is in sliding connection with a moving rod, and the outer wall of the moving rod is provided with a first buffer component. According to the utility model, the first spring is compressed by the moving rod, the pressing plate is driven by the moving rod to press the pressure receiving plate, so that the second spring is compressed by the pressure receiving plate, the effect of twice buffering is realized, and the honeycomb-shaped damping cavity can absorb and disperse vibration energy through deformation of the honeycomb-shaped damping cavity, so that the damping effect is realized.

Inventors

  • ZHEN LILI
  • Dou Longwei
  • DOU CHANGWEI
  • DOU CHANGSHENG

Assignees

  • 平乡县洲智儿童玩具有限公司

Dates

Publication Date
20260508
Application Date
20250630

Claims (8)

  1. 1. The utility model provides a take magnesium alloy frame in shock attenuation chamber, a serial communication port, including saddle main shaft (1), saddle main shaft (1) outer wall both sides all rotate and are connected with dwang (2), dwang (2) other end all rotate and are connected with rear wheel diagonal bar (3), rear wheel diagonal bar (3) other end fixedly connected with rear wheel sleeve (4), saddle main shaft (1) outer wall fixedly connected with second connecting block (12), second connecting block (12) outer wall rotation is connected with lower sleeve (13), sleeve (13) top fixedly connected with telescopic bush (14) down, telescopic bush (14) inner wall sliding connection has movable rod (15), movable rod (15) outer wall is provided with first buffer assembly, movable rod (15) top fixedly connected with upper sleeve (16), rear wheel diagonal bar (3) bottom fixedly connected with third connecting block (17), upper sleeve (16) outer wall rotation is in third connecting block (17) inner wall, telescopic bush (14) inner wall is provided with second buffer assembly.
  2. 2. The magnesium alloy frame with the shock absorption cavity as set forth in claim 1, wherein said first buffer assembly comprises a first spring (19) sleeved on the outer wall of said movable rod (15), and the bottom of said first spring (19) is fixedly connected to the top of said telescopic sleeve (14).
  3. 3. The magnesium alloy frame with the shock absorption cavity according to claim 2, wherein a baffle plate (18) is fixedly connected to the outer wall of the moving rod (15), and the top end of the first spring (19) is fixedly connected to the bottom end of the baffle plate (18).
  4. 4. The magnesium alloy frame with the shock absorption cavity as set forth in claim 1, wherein the second buffer assembly comprises a second spring (23) fixedly connected to the bottom end of the inner wall of the telescopic sleeve (14), a compression block (21) is fixedly connected to the top end of the second spring (23), an extrusion block (20) is arranged on the top end of the compression block (21), and the top end of the extrusion block (20) is fixedly connected to the bottom end of the movable rod (15).
  5. 5. The magnesium alloy vehicle frame with the shock absorption cavity as set forth in claim 4, wherein the inner wall of the second spring (23) is provided with a telescopic rod (22), the bottom end of the telescopic rod (22) is fixedly connected with the bottom end of the inner wall of the telescopic sleeve (14), and the top end of the telescopic rod (22) is fixedly connected with the bottom end of the pressure receiving block (21).
  6. 6. The magnesium alloy vehicle frame with the shock absorption cavity according to claim 1, wherein a rear wheel cross rod (5) is fixedly connected to the outer wall of the rear wheel sleeve (4), a first connecting block (6) is fixedly connected to the outer wall of the main seat shaft (1), and the other end of the rear wheel cross rod (5) is rotatably connected to the outer wall of the first connecting block (6).
  7. 7. The magnesium alloy frame with the shock absorption cavity as set forth in claim 1, wherein the outer wall of the main seat shaft (1) is connected with a front wheel cross rod (9) through a honeycomb shock absorption cavity (8), and the other end of the front wheel cross rod (9) is fixedly connected with a plunger rod sleeve (10).
  8. 8. The magnesium alloy frame with the shock absorption cavity as set forth in claim 7, wherein the outer wall of the inserted link sleeve (10) is fixedly connected with a front wheel inclined rod (11), the other end of the front wheel inclined rod (11) is connected with a pedal sleeve (7) through a honeycomb shock absorption cavity (8), and the top end of the pedal sleeve (7) is fixedly connected with the bottom end of the saddle main shaft (1).

Description

Magnesium alloy frame with damping cavity Technical Field The utility model relates to the technical field of bicycle frames, in particular to a magnesium alloy frame with a damping cavity. Background The bicycle frame is used as a key part of a bicycle and plays a role in connecting and supporting parts (such as a fork, a handle, a rim, a chain and the like), so that the stability of the whole structure of the bicycle is determined, the correctness and the comfortableness of riding postures are influenced to the greatest extent, and the basic requirements of light weight and high strength are met so as to adapt to the functional requirements of green traffic, sports, body building and the like. The traditional bicycle shock absorption only depends on a single spring and a single damper, and has the problem that the shock absorption is insufficient, when continuous jolting or large impact is encountered, the single spring is easy to deform and lose control due to instant overload, and shock sensation is directly transmitted to a bicycle frame and a rider, so that the comfort is affected. In order to solve the technical problems that the conventional bicycle is insufficient in shock absorption due to the fact that only a single spring and a single damper are relied on, the application provides a magnesium alloy frame with a shock absorption cavity. Disclosure of utility model The utility model aims to solve the defect that the conventional bicycle shock absorption only depends on a single spring and a single damper to have insufficient buffer, and provides the magnesium alloy frame with the shock absorption cavity, wherein the first spring is compressed by the moving rod and the moving rod drives the extrusion plate to extrude the compression plate, so that the compression plate compresses the second spring, the effect of twice buffer is realized, the shock energy can be more fully dispersed and consumed, and the honeycomb shock absorption cavity can absorb and disperse the shock energy through the deformation of the honeycomb shock absorption cavity, so that the shock absorption effect is realized. The magnesium alloy frame with the shock absorption cavity comprises a saddle main shaft, wherein two sides of the outer wall of the saddle main shaft are respectively and rotatably connected with a rotating rod, the other end of the rotating rod is respectively and rotatably connected with a rear wheel inclined rod, the other end of the rear wheel inclined rod is fixedly connected with a rear wheel sleeve, the outer wall of the saddle main shaft is fixedly connected with a second connecting block, the outer wall of the second connecting block is rotatably connected with a lower sleeve, the top end of the lower sleeve is fixedly connected with a telescopic sleeve, the inner wall of the telescopic sleeve is slidably connected with a moving rod, the outer wall of the moving rod is provided with a first buffer assembly, the top end of the moving rod is fixedly connected with an upper sleeve, the bottom end of the rear wheel inclined rod is fixedly connected with a third connecting block, the outer wall of the upper sleeve is rotatably connected with the inner wall of the third connecting block, and the inner wall of the telescopic sleeve is provided with a second buffer assembly. Further, the first buffer assembly comprises a first spring sleeved on the outer wall of the moving rod, and the bottom end of the first spring is fixedly connected to the top end of the telescopic sleeve. Further, the movable rod outer wall is fixedly connected with a baffle, and the top end of the first spring is fixedly connected with the bottom end of the baffle. Further, the second buffer assembly comprises a second spring fixedly connected to the bottom end of the inner wall of the telescopic sleeve, a pressed block is fixedly connected to the top end of the second spring, an extrusion block is arranged on the top end of the pressed block, and the top end of the extrusion block is fixedly connected to the bottom end of the movable rod. Further, the second spring inner wall is provided with the telescopic link, telescopic link bottom fixed connection is in telescopic sleeve inner wall bottom, telescopic link top fixed connection is in the pressurized piece bottom. Further, rear wheel sleeve outer wall fixedly connected with rear wheel horizontal pole, saddle main shaft outer wall fixedly connected with first connecting block, the rear wheel horizontal pole other end rotates to be connected in first connecting block outer wall. Further, the outer wall of the main shaft of the saddle is connected with a front wheel cross rod through a honeycomb type damping cavity, and the other end of the front wheel cross rod is fixedly connected with a plunger rod sleeve. Further, the outer wall of the inserted link sleeve is fixedly connected with a front wheel inclined rod, the other end of the front wheel inclined rod is connected with a pedal slee