Search

CN-224215668-U - Turnover beam driving mechanism, door body assembly and refrigeration equipment

CN224215668UCN 224215668 UCN224215668 UCN 224215668UCN-224215668-U

Abstract

The application relates to a turnover beam driving mechanism, a door body assembly and refrigeration equipment, wherein the turnover beam driving mechanism comprises a first door body assembly, a hinge assembly, a turnover beam assembly and a transmission assembly, the first door body assembly comprises a mounting side and a rotating side which are opposite in position, and the hinge assembly is arranged on the mounting side and is in rotary connection with the first door body assembly; the turnover beam assembly is arranged on the rotating side and is rotationally connected with one side of the first door body assembly, and the transmission assembly is arranged on the first door body assembly and is respectively in transmission connection with the hinge assembly and the turnover beam assembly, so that the turnover beam assembly turns over along with the rotation of the first door body assembly relative to the hinge assembly. The turnover beam driving mechanism provided by the application can realize linkage between the turnover of the turnover beam assembly and the rotation of the first door body assembly through the transmission assembly. The overturning of the overturning beam assembly is realized without arranging the guide blocks on the box body, so that the problems of high switching resistance, easy noise generation and the like existing when the overturning beam is matched with the guide blocks can be avoided.

Inventors

  • LIANG DI
  • LI QI
  • LI ZONGZHAO
  • WANG GUAN
  • WANG XIANXIN
  • CAO ZHESHU

Assignees

  • 珠海格力电器股份有限公司

Dates

Publication Date
20260508
Application Date
20250507

Claims (14)

  1. 1. A roll-over beam drive mechanism, comprising: a first door body assembly (1), the first door body assembly (1) comprising a mounting side and a rotating side in opposite positions; The hinge assembly (2) is arranged on the installation side and is rotationally connected with the first door body assembly (1); The turnover beam assembly (3) is arranged on the rotating side and is rotationally connected with one side of the first door body assembly (1); The transmission assembly (4), transmission assembly (4) set up on the first door body subassembly (1), transmission assembly (4) respectively with hinge subassembly (2) with upset roof beam subassembly (3) transmission is connected, is used for making upset roof beam subassembly (3) follow first door body subassembly (1) for hinge subassembly (2) rotation takes place the upset.
  2. 2. The turnover beam driving mechanism according to claim 1, characterized in that the transmission assembly (4) comprises a first slider (41) and a first link (42), the first slider (41) is slidably arranged on the first door body assembly (1), and the first link (42) is hinged with the first slider (41) and the turnover beam assembly (3), respectively; in the process of closing the door of the first door body assembly (1), the first sliding piece (41) drives the first connecting rod (42) to push the turnover beam assembly (3) to turn to a unfolding state.
  3. 3. The turnover beam driving mechanism as set forth in claim 2, wherein a first rack part (411) is provided on said first slider (41), said first rack part (411) being provided extending in a sliding direction of said first slider (41); The transmission assembly (4) further comprises a first gear piece (43) rotatably arranged on the first door body assembly (1), the first gear piece (43) is in meshed connection with the first rack portion (411), and the first gear piece (43) rotates to drive the first rack portion (411) to slide.
  4. 4. A turnover beam driving mechanism as set forth in claim 3, characterized in that said transmission assembly (4) further comprises a connecting member (44), a first transmission member (45) and a second transmission member (46), said connecting member (44) is fixedly connected with a hinge shaft (21) of said hinge assembly (2), said first transmission member (45) and said second transmission member (46) are movably disposed on said first door body assembly (1), and said first transmission member (45) is connected with said connecting member (44) and said second transmission member (46), respectively; In the process of closing the door of the first door body assembly (1), the second transmission piece (46) drives the first sliding piece (41) to slide.
  5. 5. The turnover beam driving mechanism as set forth in claim 4, wherein said first transmission member (45) is a second link hinged with said connection member (44) and said second transmission member (46), respectively, for driving said second transmission member (46) to rotate relative to said first door body assembly (1).
  6. 6. The turnover beam driving mechanism as set forth in claim 5, characterized in that said connecting member (44) has a first connecting hole (441) eccentrically disposed thereon, said second transmission member (46) has a second connecting hole (461) eccentrically disposed thereon, and both ends of said second link are hinged to said first connecting hole (441) and said second connecting hole (461), respectively.
  7. 7. The turnover beam driving mechanism as set forth in any one of claims 4 to 6, characterized in that said transmission assembly (4) further comprises a second slide (47), said second transmission (46) being in driving connection with said second slide (47); In the process of closing the door of the first door body assembly (1), the second sliding piece (47) drives the first sliding piece (41) to slide towards the turnover beam assembly (3).
  8. 8. The turnover beam driving mechanism of claim 7, characterized in that said first slider (41) is slidingly connected with said second slider (47), said second slider (47) having a receiving space (471) provided in match with said first slider (41).
  9. 9. The turnover beam driving mechanism of claim 8, wherein the first slider (41) has a first guide portion (412) thereon which is disposed in matching with the second slider (47), and/or The second slider (47) has a second guide portion (472) provided in a matching manner with the first slider (41).
  10. 10. The turnover beam driving mechanism as set forth in claim 7, wherein said second transmission member (46) is a second gear member, a second rack portion (473) and a third rack portion (474) are provided on said second sliding member (47), said second gear member is engaged with said second rack portion (473), said first rack portion (411) and said third rack portion (474) are disposed opposite to each other and are engaged with both sides of said first gear member (43), respectively.
  11. 11. The roll-over beam drive mechanism of claim 10, wherein the second gear member is an incomplete gear.
  12. 12. The turnover beam driving mechanism as claimed in claim 7, characterized in that a guiding structure (11) is provided on the first door body assembly (1), and the guiding structure (11) is matched with the first sliding piece (41) and/or the second sliding piece (47).
  13. 13. A door assembly comprising a roll-over beam drive mechanism according to any one of claims 1 to 12, and further comprising a second door assembly (5), said second door assembly (5) being located on said rotating side, said roll-over beam assembly (3) being adapted for sealing abutment with said second door assembly (5).
  14. 14. A refrigeration apparatus comprising a roll-over beam drive mechanism as claimed in any one of claims 1 to 12; alternatively, a door assembly as claimed in claim 13.

Description

Turnover beam driving mechanism, door body assembly and refrigeration equipment Technical Field The application relates to the technical field of refrigeration equipment structures, in particular to a turnover beam driving mechanism, a door body assembly and refrigeration equipment. Background With the development of refrigerator technology and the improvement of living standard of people, the side-by-side combination door with larger volume gradually enters the life of people. In order to avoid leakage of cold air from a gap between the left refrigerator door and the right refrigerator door, a turnover beam is usually arranged on one refrigerator door, and when the refrigerator door is closed, the turnover beam can be turned to an unfolding state, so that the door frame or the other door is tightly attached to effectively seal the gap, and leakage of the cold air is prevented. In order to enable the turnover beam to realize automatic turnover in the door opening and closing process, the existing refrigerator is provided with a guide block corresponding to the position of the turnover beam on the refrigerator body, and the guide block is provided with a curve type guide groove. In the door closing process, the top of the turnover beam stretches into the curve type guide groove of the guide block, and turnover is realized under the action of the curve type guide groove. Because at the switch door in-process, the top and the curved guide way sliding contact of upset roof beam, curved guide way can apply motion resistance to the upset roof beam, and the resistance is great when leading to being equipped with the refrigerator door of upset roof beam and switch, and the refrigerator door closes or opens the in-process and can produce the noise because of guide block and upset roof beam sliding contact, influences user's use experience. Disclosure of utility model The application provides a turnover beam driving mechanism, a door body assembly and refrigeration equipment, which are used for solving the technical problems that in the prior art, when the automatic turnover of a turnover beam is realized through a guide block, the switching resistance is large and noise is easy to generate. In a first aspect, the present application provides a roll-over beam drive mechanism comprising: The first door body assembly comprises a mounting side and a rotating side which are opposite in position; The hinge assembly is arranged on the installation side and is rotationally connected with the first door body assembly; the turnover beam assembly is arranged on the rotating side and is rotationally connected with one side of the first door body assembly; The transmission assembly is arranged on the first door body assembly and is respectively in transmission connection with the hinge assembly and the turnover beam assembly, so that the turnover beam assembly turns over along with the rotation of the first door body assembly relative to the hinge assembly. Optionally, the transmission assembly includes a first sliding member and a first connecting rod, the first sliding member is slidably disposed on the first door body assembly, and the first connecting rod is hinged with the first sliding member and the turnover beam assembly respectively; In the door closing process of the first door body assembly, the first sliding piece drives the first connecting rod to push the turnover beam assembly to turn to the unfolding state. Optionally, the first sliding piece is provided with a first rack part, and the first rack part is extended along the sliding direction of the first sliding piece; the transmission assembly further comprises a first gear piece which is arranged on the first door body assembly in a rotating mode, the first gear piece is connected with the first rack portion in a meshed mode, and the first gear piece rotates to drive the first rack portion to slide. Optionally, the transmission assembly further comprises a connecting piece, a first transmission piece and a second transmission piece, the connecting piece is fixedly connected with the hinge shaft of the hinge assembly, the first transmission piece and the second transmission piece are movably arranged on the first door body assembly, and the first transmission piece is respectively connected with the connecting piece and the second transmission piece; In the process of closing the door of the first door body assembly, the second transmission piece drives the first sliding piece to slide. Optionally, the first transmission member is a second connecting rod, and the second connecting rod is hinged with the connecting member and the second transmission member respectively and is used for driving the second transmission member to rotate relative to the first door body assembly. Optionally, the connecting piece is provided with a first connecting hole eccentrically arranged, the second transmission piece is provided with a second connecting hole eccentrically arranged,