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CN-224210836-U - Lifting wheel

CN224210836UCN 224210836 UCN224210836 UCN 224210836UCN-224210836-U

Abstract

The utility model discloses a lifting wheel for placing, which comprises a bracket, a rotating seat, a supporting seat, a spring piece and a pedal. The rotary seat is rotationally connected to the support, and the lower end of the rotary seat is provided with a roller. The supporting seat is arranged on the bracket. The both ends of spring part are connected with support and roating seat respectively. The pedal is rotatably connected to the bracket and provided with a first abutting surface and a second abutting surface. The pedal rotates to drive the rotating seat to rotate, and when the first abutting surface abuts against the upper end face of the rotating seat, the bottommost end of the roller is higher than the bottommost end of the supporting seat. The pedal rotates to overcome the force of the spring piece to drive the rotating seat to rotate, and when the second abutting surface abuts against the upper end face of the rotating seat, the bottommost end of the roller is lower than the bottommost end of the supporting seat, the pedal, the support and the rotating seat are relatively fixed to realize self-locking, and the spring piece applies a rotating and ascending biasing force to the rotating seat. The lifting wheel is arranged on furniture. The lifting wheel is simple in structure, simple in assembly and convenient to operate.

Inventors

  • YAN SHICONG
  • LIU YOUWEI
  • CHEN WEN

Assignees

  • 佛山奔宇脚轮股份有限公司

Dates

Publication Date
20260508
Application Date
20250530

Claims (10)

  1. 1. A lift wheel for placement, comprising: A bracket (100); The rotating seat (200) is rotatably connected to the bracket (100), and a roller (210) is arranged at the lower end of the rotating seat (200); A support base (300) mounted to the bracket (100); The two ends of the spring piece (500) are respectively connected with the bracket (100) and the rotating seat (200); A pedal (400) rotatably connected to the bracket (100), the pedal (400) having a first abutment surface (410) and a second abutment surface (420); The pedal (400) can rotate to drive the rotating seat (200) to rotate, and when the first abutting surface (410) abuts against the upper end surface of the rotating seat (200), the lowest end of the roller (210) is higher than the lowest end of the supporting seat (300); The pedal (400) rotates to overcome the force of the spring piece (500) to drive the rotating seat (200) to rotate, and when the second abutting surface (420) abuts against the upper end face of the rotating seat (200), the lowest end of the roller (210) is lower than the lowest end of the supporting seat (300).
  2. 2. The lifting wheel according to claim 1, wherein the bracket (100) is provided with a first shaft (110) and a second shaft (120), the first shaft (110) and the second shaft (120) are arranged in parallel, the first shaft (110) is lower than the second shaft (120), the first shaft (110) is penetrated and rotatably connected to the rotating seat (200), and the second shaft (120) is penetrated and rotatably connected to the pedal (400).
  3. 3. The lifting and lowering wheel according to claim 2, wherein the rotating base (200) is provided with a third shaft (220), the third shaft (220) being lower than the first shaft (110), the third shaft (220) being threaded and rotatably connected to the roller (210).
  4. 4. The lift-setting wheel of claim 2, wherein a rear side of the first abutment surface (410) is connected to a front side of the second abutment surface (420), an included angle between the first abutment surface (410) and the second abutment surface (420) is an obtuse angle, and a distance between the first abutment surface (410) and the second shaft (120) is smaller than a distance between the second abutment surface (420) and the second shaft (120).
  5. 5. The lifting wheel according to claim 1, wherein a first through hole (130) is formed in the upper end face of the bracket (100), a first protruding portion (131) is formed in a hole wall of the first through hole (130), the first protruding portion (131) is inclined upwards, and the upper end of the spring member (500) is hung on the first protruding portion (131).
  6. 6. The lifting wheel according to claim 1, wherein a second through hole (230) is formed in the upper end face of the rotating seat (200), a second convex portion (231) is formed in the hole wall of the second through hole (230), the second convex portion (231) is inclined downwards, and the lower end of the spring member (500) is hung on the second convex portion (231).
  7. 7. The lifting and lowering wheel according to claim 1, wherein a plurality of anti-slip raised strips (430) are provided on an upper end surface of the pedal (400), and the plurality of anti-slip raised strips (430) are provided at intervals in a front-rear direction.
  8. 8. The lifting and lowering wheel according to claim 1, wherein the pedal (400) is provided with a third through hole (440), the lifting and lowering wheel further comprising a handle ring (450), the handle ring (450) being arranged through the third through hole (440).
  9. 9. The lifting wheel according to claim 1, wherein the upper end of the bracket (100) is rotatably connected with a mounting seat (510), the mounting seat (510) is provided with a plurality of fourth through holes (520), the fourth through holes (520) are distributed along the circumferential direction of the mounting seat (510), and the fourth through holes (520) are used for being connected with bolts.
  10. 10. The lifting wheel according to claim 1, wherein the supporting base (300) comprises a fixing base (310) and supporting legs (320), the fixing base (310) is fixedly installed on the support (100), the fixing base (310) is provided with an inner cavity and an opening facing downwards, the inner peripheral wall of the fixing base (310) is provided with threads, the upper ends of the supporting legs (320) are provided with external threads, the upper ends of the supporting legs (320) are inserted into the fixing base (310) and are connected with the fixing base (310) in a threaded mode, and the supporting legs (320) can be rotated upwards or rotated downwards relative to the fixing base (310).

Description

Lifting wheel Technical Field The utility model relates to the technical field of wheels, in particular to a lifting wheel for placing. Background Currently, to facilitate the migration and position adjustment of devices, most devices incorporate rolling elements as moving components. The part of the moving assembly adopts a foldable design, and can be contracted into the equipment base body in a non-working state, so that the equipment is stably supported on the ground. However, the existing connection structure of the rolling component mostly adopts a multi-stage transmission and composite locking device, so that the assembly and disassembly processes are complicated, the driving module needs to be replaced integrally during maintenance, and the use cost is obviously increased. Disclosure of utility model The present utility model aims to solve at least one of the technical problems in the related art to some extent. To this end, the utility model proposes a lifting wheel to be placed. The embodiment of the utility model provides a lifting and placing lifting wheel, which comprises the following components: A bracket; The rotating seat is rotatably connected to the bracket, and the lower end of the rotating seat is provided with a roller; The support seat is arranged on the bracket; the two ends of the spring piece are respectively connected with the bracket and the rotating seat; A pedal rotatably connected to the bracket, the pedal having a first abutment surface and a second abutment surface; The pedal can rotate to drive the rotating seat to rotate, and when the first abutting surface abuts against the upper end face of the rotating seat, the bottommost end of the roller is higher than the bottommost end of the supporting seat; The pedal rotation can overcome the force of the spring piece drives the rotating seat to rotate, and when the second abutting surface abuts against the upper end face of the rotating seat, the bottommost end of the roller is lower than the bottommost end of the supporting seat. According to some embodiments of the utility model, the support is provided with a first shaft and a second shaft, the first shaft and the second shaft are arranged in parallel, the first shaft is lower than the second shaft, the first shaft penetrates through and is rotatably connected with the rotating seat, and the second shaft penetrates through and is rotatably connected with the pedal. According to some embodiments of the utility model, the rotating seat is provided with a third shaft, the third shaft is lower than the first shaft, and the third shaft is penetrated and rotatably connected with the roller. According to some embodiments of the utility model, a rear side of the first abutment surface is connected to a front side of the second abutment surface, an included angle between the first abutment surface and the second abutment surface is an obtuse angle, and a distance between the first abutment surface and the second shaft is smaller than a distance between the second abutment surface and the second shaft. According to some embodiments of the utility model, the upper end face of the bracket is provided with a first through hole, the hole wall of the first through hole is provided with a first convex part, the first convex part is inclined upwards, and the upper end of the spring piece is hung on the first convex part. According to some embodiments of the utility model, the upper end surface of the rotating seat is provided with a second through hole, the hole wall of the second through hole is provided with a second convex part, the second convex part is inclined downwards, and the lower end of the spring piece is hung on the second convex part. According to some embodiments of the utility model, the upper end surface of the pedal is provided with a plurality of anti-slip raised strips, and the plurality of anti-slip raised strips are arranged at intervals along the front-back direction. According to some embodiments of the utility model, the pedal is provided with a third through hole, and the lifting wheel further comprises a handle ring, and the handle ring is arranged through the third through hole. According to some embodiments of the utility model, the upper end of the bracket is rotatably connected with a mounting seat, the mounting seat is provided with a plurality of fourth through holes, the fourth through holes are distributed along the circumferential direction of the mounting seat, and the fourth through holes are used for being connected with bolts. According to some embodiments of the utility model, the support base comprises a fixing base and a support leg, the fixing base is fixedly installed on the support, the fixing base is provided with an inner cavity and an opening facing downwards, the inner peripheral wall of the fixing base is provided with threads, the upper end of the support leg is provided with external threads, the upper end of the support leg is inserted into