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CN-224219772-U - Electric waist rest

CN224219772UCN 224219772 UCN224219772 UCN 224219772UCN-224219772-U

Abstract

The utility model discloses an electric waist rest, which comprises a mounting shell, a movable sliding seat arranged in the mounting shell, a driving mechanism for driving the movable sliding seat to move and a guiding mechanism for guiding the movable sliding seat, wherein the driving mechanism comprises a driving motor, a screw rod arranged at the output end of the driving motor and a nut in threaded connection with the screw rod, the nut is arranged on the movable sliding seat, a first bearing and a second bearing are respectively arranged at the front end and the rear end of the movable sliding seat, the screw rod sequentially penetrates through the first bearing, the nut and the second bearing, the screw rod and the output end of the driving motor are integrally formed, and a massage component or a ventilation component is arranged on the movable sliding seat. The utility model has the advantages of stable structure, stable operation, low noise, replaceable massage or ventilation assembly, strong applicability and convenient and comfortable use.

Inventors

  • QI RUILIN

Assignees

  • 广州市鑫深家居有限公司

Dates

Publication Date
20260512
Application Date
20250618

Claims (10)

  1. 1. The electric waist rest is characterized by comprising a mounting shell, a movable sliding seat mounted in the mounting shell, a driving mechanism for driving the movable sliding seat to move and a guiding mechanism for guiding the movable sliding seat, wherein the driving mechanism comprises a driving motor, a screw rod mounted at the output end of the driving motor and a nut screwed with the screw rod, the nut is mounted on the movable sliding seat, a first bearing and a second bearing are respectively arranged at the front end and the rear end of the movable sliding seat, the screw rod sequentially penetrates through the first bearing, the nut and the second bearing, the screw rod and the output end of the driving motor are integrally formed, and a massage assembly or a ventilation assembly is mounted on the movable sliding seat.
  2. 2. The electric lumbar support according to claim 1, wherein the massage assembly is a massage machine core, and the massage machine core comprises a rotating seat, a massage motor for driving the rotating seat to rotate, and a massage head mounted on the rotating seat.
  3. 3. The electric lumbar support according to claim 1, wherein the massage assembly is a lumbar pad or a hot compress pad.
  4. 4. The electric lumbar support according to claim 1, wherein the mounting shell is internally provided with a mounting groove, the driving mechanism is mounted in the mounting groove, the mounting shell is further covered with a cover plate, and the cover plate is provided with an opening for the massage assembly to operate.
  5. 5. The electric lumbar support according to claim 1, wherein the ventilation assembly comprises a fan and a ventilation backup plate covered on the mounting shell.
  6. 6. The electric lumbar support according to claim 1, wherein a guide groove is formed in the mounting shell, a power line retracting mechanism is arranged in the guide groove, and the power line retracting mechanism comprises a guide rod and a telescopic wire sleeved on the guide rod.
  7. 7. The electric lumbar support according to claim 1, wherein a first screw rod seat and a second screw rod seat are arranged in the mounting shell, two ends of the screw rod are respectively arranged on the first screw rod seat and the second screw rod seat, the movable sliding seat is hung on the screw rod, and ball bearings are arranged in the first screw rod seat and the second screw rod seat.
  8. 8. The electric lumbar support according to claim 1, wherein the guide mechanism comprises a guide rod and a guide assembly sleeved on the guide rod, the guide assembly is installed in the movable sliding seat, two ends of the guide rod are respectively fixed on the installation shell, and the movable sliding seat is hung on the guide rod.
  9. 9. The powered lumbar support of claim 8 wherein said guide rod is a cylindrical guide rod.
  10. 10. The electric lumbar support according to claim 8, wherein the guide assembly is a guide rod sleeve or a third bearing, and the third bearing is a linear bearing.

Description

Electric waist rest Technical Field The utility model relates to the field of lumbar support, in particular to an electric lumbar support. Background People such as computer families and drivers in work and life sit for a long time and have great pressure on cervical vertebra, lumbar vertebra and other parts, and spine injury, pathological changes, bending and the like are easily caused for a long time, so that normal life and work are affected. The waist rest is quite common in daily necessities, and the automobile seat and the household seat can be matched with a proper waist rest, so that the good waist rest can relieve the back fatigue of people. The existing lumbar support is basically fixedly arranged, and has single function. Accordingly, there is a need for improvements in the art to avoid the disadvantages of the prior art. Disclosure of utility model The utility model aims to overcome the defects and shortcomings in the prior art and provide the electric lumbar support which is stable in operation and strong in universality. The utility model is realized by the following technical scheme that the electric waist rest comprises a mounting shell, a movable sliding seat arranged in the mounting shell, a driving mechanism for driving the movable sliding seat to move and a guiding mechanism for guiding the movable sliding seat, wherein the driving mechanism comprises a driving motor, a screw rod arranged at the output end of the driving motor and a nut in threaded connection with the screw rod, the nut is arranged on the movable sliding seat, a first bearing and a second bearing are respectively arranged at the front end and the rear end of the movable sliding seat, the screw rod sequentially penetrates through the first bearing, the nut and the second bearing, the screw rod and the output end of the driving motor are integrally formed, and a massage assembly or a ventilation assembly is arranged on the movable sliding seat. Further, the massage component is a massage machine core, and the massage machine core comprises a rotating seat, a massage motor for driving the rotating seat to rotate and a massage head arranged on the rotating seat. Further, the massage component is a waist pad or a hot compress pad. Further, a mounting groove is formed in the mounting shell, the driving mechanism is mounted in the mounting groove, a cover plate is further covered on the mounting shell, and an opening for the massage assembly to operate is formed in the cover plate. Further, the ventilation assembly comprises a fan and a ventilation backup plate covered on the installation shell. Further, a guide groove is formed in the mounting shell, a power line winding and unwinding mechanism is arranged in the guide groove, and the power line winding and unwinding mechanism comprises a guide rod and a telescopic wire sleeved on the guide rod. Further, a first screw rod seat and a second screw rod seat are arranged in the installation shell, two ends of the screw rod are respectively installed on the first screw rod seat and the second screw rod seat, the movable sliding seat is hung on the screw rod, and ball bearings are installed in the first screw rod seat and the second screw rod seat. Further, the guide mechanism comprises a guide rod and a guide assembly sleeved on the guide rod, the guide assembly is installed in the movable sliding seat, two ends of the guide rod are respectively fixed on the installation shell, and the movable sliding seat is hung on the guide rod. Further, the guide rod is a cylindrical guide rod. Further, the guide assembly is a guide rod sleeve or a third bearing, and the third bearing is a linear bearing. Compared with the prior art, the screw rod and the output end of the driving motor are integrally formed, so that screw rod transmission is more stable, shaking is prevented, running stability is improved, noise is reduced, a massage assembly or a ventilation assembly can be respectively arranged on the movable sliding seat, replacement can be performed according to requirements, and adaptability is high. Drawings In order to more clearly illustrate the embodiments of the utility model or the technical solutions of the prior art, the drawings which are used in the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the description below are only some embodiments of the utility model, and that other drawings can be obtained according to these drawings without inventive faculty for a person skilled in the art. Fig. 1 is a schematic structural view of an electric lumbar support mounting massage assembly of the present utility model. Fig. 2 is a cross-sectional view taken along A-A of fig. 1. Fig. 3 is a schematic view of the internal structure of the electric lumbar support mounting massage assembly of the present utility model. Fig. 4 is a schematic structural view of the electric lumbar support mounting ventilation assembly of the pre