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CN-224212372-U - Lifting mechanism

CN224212372UCN 224212372 UCN224212372 UCN 224212372UCN-224212372-U

Abstract

The utility model discloses a lifting mechanism which comprises a frame, a first rotating member, a second rotating member and a transmission member, wherein a first rotating shaft and a second rotating shaft which extend horizontally and are arranged in parallel are arranged on the frame, the first rotating member is rotatably arranged on the first rotating shaft, the second rotating member is rotatably arranged on the first rotating shaft, the transmission member is rotatably arranged on the second rotating shaft, a first transmission structure and a second transmission structure are formed on the transmission member, the first transmission structure and the second transmission structure are respectively positioned on two opposite sides of the second rotating shaft, the first transmission structure is in transmission connection with the first rotating member, and the second transmission structure is in transmission connection with the second rotating member, wherein when the first rotating member rotates positively under the action of external force, the first rotating member can push the first transmission structure to drive the transmission member to rotate so that the second transmission structure drives the second rotating member to rotate reversely. The lifting mechanism of the utility model is more stable in lifting.

Inventors

  • ZHU JUEQIANG
  • WU QINGBO
  • CHEN WANG

Assignees

  • 东莞市宏联电子有限公司

Dates

Publication Date
20260508
Application Date
20250508

Claims (10)

  1. 1. A lifting mechanism, comprising: The device comprises a frame (100), wherein a first rotating shaft (101) and a second rotating shaft (102) which extend horizontally and are arranged in parallel are arranged on the frame (100); A first rotating member (200) rotatably provided on the first rotating shaft (101), wherein a first supporting portion (210) is formed on a peripheral edge of the first rotating member (200); The second rotating piece (300) is rotatably arranged on the first rotating shaft (101), a second supporting part (310) is formed on the peripheral edge of the second rotating piece (300), and the second supporting part (310) is used for supporting a rack in cooperation with the first supporting part (210); The transmission piece (400) is rotatably arranged on the second rotating shaft (102), a first transmission structure (410) and a second transmission structure (420) are formed on the transmission piece (400), the first transmission structure (410) and the second transmission structure (420) are respectively positioned on two opposite sides of the second rotating shaft (102), the first transmission structure (410) is in transmission connection with the first rotating piece (200), and the second transmission structure (420) is in transmission connection with the second rotating piece (300); When the first rotating member (200) rotates forward under the action of external force, the first rotating member (200) can push the first transmission structure (410) to drive the transmission member (400) to rotate, so that the second transmission structure (420) drives the second rotating member (300) to rotate reversely.
  2. 2. The lifting mechanism according to claim 1, wherein the first transmission structure (410) is a first elongated hole extending radially along the second rotating shaft (102), the second transmission structure (420) is a second elongated hole extending radially along the second rotating shaft (102), the first rotating member (200) and the second rotating member (300) are respectively provided with a first penetrating portion (220) and a second penetrating portion (320), and the first penetrating portion (220) and the second penetrating portion (320) are respectively slidably penetrated in the first elongated hole and the second elongated hole.
  3. 3. A lifting mechanism according to claim 2, wherein the first elongated hole and the second elongated hole are arranged centrally symmetrically with respect to the second rotation axis (102).
  4. 4. A lifting mechanism according to claim 1, wherein a plurality of second rotating shafts (102) are circumferentially and alternately distributed around the first rotating shaft (101), a plurality of transmission members (400) are provided, and each second rotating shaft (102) is rotatably provided with one transmission member (400).
  5. 5. A lifting mechanism according to claim 1, characterized in that the transmission member (400) is arranged between the first rotating member (200) and the second rotating member (300).
  6. 6. The lifting mechanism according to claim 5, wherein the frame (100) further comprises a frame body (110) and an end cover (120), opposite ends of the first rotating shaft (101) are respectively connected with the frame body (110) and the end cover (120), the second rotating shaft (102) is arranged on the end cover (120), the second rotating member (300) is arranged between the first rotating member (200) and the end cover (120), an arc-shaped avoiding hole (300 a) is formed in the second rotating member (300), and the second rotating shaft (102) slidably penetrates through the avoiding hole (300 a).
  7. 7. The lifting mechanism according to claim 6, further comprising a driver disposed on the frame (110), wherein an output end of the driver is connected to the first rotating member (200) and is configured to drive the first rotating member (200) to rotate about the first rotating shaft (101).
  8. 8. The lifting mechanism according to claim 5, wherein an accommodating groove (200 a) is formed in an end surface of the first rotating member (200) adjacent to the second rotating member (300), and the transmission member (400) is disposed in the accommodating groove (200 a).
  9. 9. A lifting mechanism according to claim 1, characterized in that one end of the first rotating member (200) adjacent to the second rotating member (300) is provided with a limit groove (200 b), and the second rotating member (300) is partially accommodated in the limit groove (200 b).
  10. 10. The lifting mechanism according to claim 1, wherein the first rotating shaft (101), the second rotating shaft (102), the first rotating member (200), the second rotating member (300) and the transmission member (400) are provided with a plurality of groups.

Description

Lifting mechanism Technical Field The utility model relates to the technical field of lifting frames, in particular to a lifting mechanism. Background In the related art, elevating system is including first dwang, the second dwang, support body and drive structure, the upper end of first dwang articulates mutually and sets up on the support body with the upper end of second dwang, drive structure can drive the second dwang and rotate, thereby drive the lower extreme of second dwang to be close to or keep away from the lower extreme of first dwang, in order to realize the lift of support body height, but when the lower extreme of drive structure drive second dwang is close to or keep away from the lower extreme of first dwang, there is the condition that the syntropy of first dwang and second dwang removed, at this moment, first dwang and second dwang can drive support body horizontal migration, thereby lead to elevating system's lift unstability. Disclosure of utility model The present utility model aims to solve at least one of the technical problems existing in the prior art. Therefore, the utility model provides a lifting mechanism with more stable lifting. The lifting mechanism comprises a frame, a first rotating member, a second rotating member and a transmission member, wherein a first rotating shaft and a second rotating shaft which extend horizontally and are arranged in parallel are arranged on the frame, the first rotating member is rotatably arranged on the first rotating shaft, a first supporting portion is formed on the peripheral edge of the first rotating member, the second rotating member is rotatably arranged on the first rotating shaft, a second supporting portion is formed on the peripheral edge of the second rotating member and is used for supporting the frame in a matched mode, the transmission member is rotatably arranged on the second rotating shaft, a first transmission structure and a second transmission structure are formed on the transmission member, the first transmission structure and the second transmission structure are respectively arranged on two opposite sides of the second rotating shaft, the first transmission structure is in transmission connection with the first rotating member, and the second transmission structure is in transmission connection with the second rotating member, wherein when the first rotating member rotates positively under the action of external force, the first transmission structure can be pushed by the first rotating member to drive the transmission structure to rotate so that the second transmission structure drives the second rotating member to rotate reversely. According to the lifting mechanism provided by the embodiment of the utility model, the lifting mechanism has at least the following technical effects: When the lifting mechanism is used, the object to be borne is placed on the frame, when the lifting of the frame is required, the first rotating member is driven to rotate forwards around the first rotating shaft through external force, the first rotating member pushes the first transmission structure in the rotating process, so that the first transmission structure drives the transmission member to rotate around the second rotating shaft, the second transmission structure drives the second rotating member to rotate reversely around the first rotating shaft in the rotating process, in this case, the first rotating member rotates forwards around the first rotating shaft, meanwhile, the second rotating member rotates reversely around the first rotating shaft, the lower end of the first rotating member and the lower end of the second rotating member are enabled to be close to each other, and accordingly the first rotating shaft is enabled to ascend in the vertical direction, the frame is enabled to drive the object to be borne to ascend, when the lifting of the frame is required, the first rotating member is driven to rotate reversely around the first rotating shaft through external force, the first transmission structure is pushed to drive the first transmission member to rotate reversely around the second rotating shaft in the rotating process, in this case, the second transmission member rotates reversely around the first rotating shaft, the second transmission member drives the first rotating member to rotate reversely around the first rotating shaft, and the first rotating member rotates reversely around the first rotating shaft, and the first rotating member is enabled to rotate reversely around the first rotating shaft and the first rotating member to rotate reversely, and the first rotating member is enabled to rotate reversely around the first rotating member and the first rotating member to rotate reversely. As can be seen from the foregoing, in the lifting mechanism of the present application, when the first rotating member rotates, the second rotating member can synchronously rotate in opposite directions relative to the first rota