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CN-224228991-U - Oil cylinder assembly for automobile armrest

CN224228991UCN 224228991 UCN224228991 UCN 224228991UCN-224228991-U

Abstract

The utility model relates to the technical field of automobile parts and discloses an oil cylinder assembly for an automobile armrest, which comprises a mounting assembly, an oil cylinder assembly and an armrest body, wherein the mounting assembly comprises a bottom plate, side plates are fixedly arranged on the four side surfaces of the bottom plate, a hydraulic oil tank is fixedly arranged at the center of the surface of the bottom plate, a second fixing bolt is arranged and convenient to mount and dismount, the mounting hole enhances the connection stability of a cylinder seat and the bottom plate, the oil cylinder assembly is prevented from easily shaking or shifting in the use process, a cylinder barrel is connected with an end cover through a first mounting hole and a first fixing bolt, a first sealing ring, a second sealing ring and a third sealing ring are arranged at the connection part, a multiple sealing structure is used for effectively preventing hydraulic oil from leaking, and the piston and a piston rod in the two groups of cylinder barrels are arranged, so that the armrest body can flexibly lift and adjust under the action of hydraulic oil, the use requirements of drivers on different heights of the automobile armrests are met, and riding comfort is improved.

Inventors

  • XIE SHOUQIN
  • LAI WEILIN
  • LAN JIE
  • Zhong Yonggu

Assignees

  • 宁波科镭汽车零部件有限公司

Dates

Publication Date
20260512
Application Date
20250529

Claims (7)

  1. 1. The oil cylinder assembly for the automobile armrest comprises an installation assembly (1), an oil cylinder assembly (2) and an armrest body (3), wherein the armrest body (3) is arranged at the top of the oil cylinder assembly (2), and the oil cylinder assembly (2) is provided with two groups of cylinder seats (201) which are respectively arranged at two ends of the interior of the installation assembly (1), and the oil cylinder assembly is characterized in that the installation assembly (1) comprises a bottom plate (101), side plates (102) are fixedly arranged on four side surfaces of the bottom plate (101), a hydraulic oil tank (103) is fixedly arranged at the center of the surface of the bottom plate (101), the oil cylinder assembly (2) comprises two groups of cylinder seats (201) fixedly arranged at two ends of the surface of the bottom plate (101), and cylinder barrels (202) are fixedly arranged on the surfaces of the two groups of the cylinder seats (201).
  2. 2. The cylinder assembly for the automobile armrest according to claim 1, wherein a plurality of second mounting holes (213) distributed in a circumferential array are formed in the surface of the cylinder base (201), and the cylinder base (201) is fixedly connected with the bottom plate (101) through a plurality of groups of second mounting holes (213) respectively by a plurality of groups of second fixing bolts.
  3. 3. The cylinder assembly for the automobile armrest according to claim 2, wherein an end cover (203) is fixedly arranged at the top of the cylinder barrel (202), a plurality of first mounting holes (210) distributed in a circumferential array are formed in the surface of the cylinder barrel (202), the cylinder barrel (202) is fixedly connected with the end cover (203) through a plurality of groups of first fixing bolts, and a locking seat (207) is fixedly arranged at the top of the end cover (203).
  4. 4. The cylinder assembly for automobile armrests according to claim 3, wherein the second sealing ring (209) is fixedly arranged at the top of the inner part of the cylinder barrel (202), and the first sealing ring (208) and the third sealing ring (211) are fixedly arranged at the joint of the circumferential surface of the end cover (203) and the cylinder barrel (202).
  5. 5. The cylinder assembly for automobile armrests according to claim 4, wherein an oil filling hole (212) is formed in one side surface of the end cover (203), oil pipes (104) are fixedly connected to the bottom ends of the left side and the right side of the hydraulic oil tank (103), and one end, far away from the hydraulic oil tank (103), of each oil pipe (104) is fixedly installed in the oil filling hole (212).
  6. 6. The cylinder assembly for automobile armrests according to claim 5, wherein pistons (205) are fixedly installed in two groups of cylinder barrels (202), piston rods (206) are arranged at output ends of the two groups of pistons (205), and the piston rods (206) penetrate through end covers (203).
  7. 7. The cylinder assembly for automobile armrests according to claim 1, wherein the armrest body (3) is fixedly arranged at the top of two groups of piston rods (206), and a spiral heat dissipation groove (204) is formed in the circumferential surface of the cylinder barrel (202).

Description

Oil cylinder assembly for automobile armrest Technical Field The utility model relates to the technical field of automobile parts, in particular to an oil cylinder assembly for an automobile armrest. Background The automobile armrests in the automobile interior trim are important parts with functions and comfortableness, support is provided for the arms of drivers and passengers from the function, fatigue caused by long-time driving or riding is relieved, in the design of comfortableness, the automobile armrests are always in an ergonomic shape and are attached to an arm natural placing curve, in terms of position distribution, the automobile armrests mainly comprise front-row seat armrests, rear-row seat armrests and a central armrest box, the front-row seat armrests are usually arranged on the outer sides of seats or vehicle doors, the rear-row seat armrests can be folded and contained in a seat backrest, the central armrest box is positioned in the middle of the front-row seats and has the functions of storing and supporting the arms, and armrests in different positions are weighted according to use scenes in design details so as to better meet driving and riding requirements; The existing automobile armrest is often provided with an oil cylinder assembly to realize functions of lifting, adjusting and the like of the armrest, however, the existing automobile armrest oil cylinder assembly on the market has the common problems that firstly, the sealing performance is poor, hydraulic oil in the oil cylinder is easy to leak, normal operation of the oil cylinder is affected, pollution to automobile interior is possibly caused, secondly, the structural design is unreasonable, the stability of the oil cylinder assembly is poor in a frequent telescopic adjustment process, shaking is easy to occur, the armrest adjustment is inaccurate, and user experience is affected. Disclosure of utility model (One) solving the technical problems Aiming at the defects of the prior art, the utility model provides the oil cylinder assembly for the automobile armrest, which solves the problems that the oil cylinder assembly for the automobile armrest commonly has the problems that firstly, the sealing performance is poor, hydraulic oil in the oil cylinder is easy to leak, the normal operation of the oil cylinder is influenced, the pollution to the automobile interior is possibly caused, secondly, the structural design is unreasonable, the stability of the oil cylinder assembly is poor in the frequent telescopic adjustment process, the shaking is easy to occur, the armrest adjustment is inaccurate, and the user experience is influenced. (II) technical scheme The oil cylinder assembly for the automobile armrest comprises a mounting assembly, an oil cylinder assembly and an armrest body, wherein the armrest body is arranged at the top of the oil cylinder assembly, the oil cylinder assembly is provided with two groups and is respectively arranged at two ends of the interior of the mounting assembly, the mounting assembly comprises a bottom plate, side plates are fixedly arranged on the four side surfaces of the bottom plate, a hydraulic oil tank is fixedly arranged at the center of the surface of the bottom plate, the oil cylinder assembly comprises two groups of cylinder seats fixedly arranged at two ends of the surface of the bottom plate, and cylinder barrels are fixedly arranged on the surfaces of the two groups of cylinder seats. Further, a plurality of second mounting holes distributed in a circumferential array are formed in the surface of the cylinder seat, and the cylinder seat is fixedly connected with the bottom plate through a plurality of groups of second mounting holes respectively penetrated by a plurality of groups of second fixing bolts. Further, the top fixed mounting of cylinder has the end cover, the first mounting hole that a plurality of is circumference array distribution is seted up to the surface of cylinder, and the cylinder passes through multiunit first fixing bolt and end cover fixed connection, the top fixed mounting of end cover has the locking seat. Further, the second sealing ring is fixedly arranged at the top of the inner part of the cylinder barrel, and the first sealing ring and the third sealing ring are fixedly arranged on the circumferential surface of the end cover and at the joint of the end cover and the cylinder barrel. Further, the oil filling hole is formed in one side surface of the end cover, oil pipes are fixedly connected to the bottom ends of the left side and the right side of the hydraulic oil tank, and one end, away from the hydraulic oil tank, of each oil pipe is fixedly installed in the oil filling hole. Further, two groups of the inner parts of the cylinder barrels are fixedly provided with pistons, the output ends of the two groups of the pistons are provided with piston rods, and the piston rods penetrate through the end covers. Further, the handrail body is fixedly arranged a