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CN-224224938-U - Ventilated lumbar support

CN224224938UCN 224224938 UCN224224938 UCN 224224938UCN-224224938-U

Abstract

The utility model discloses a ventilation waist rest, which comprises a back plate, a movable sliding seat moving on the back plate, a ventilation assembly arranged on the movable sliding seat, a guide mechanism for guiding the movable sliding seat and a back plate arranged on the back plate, wherein the back plate is elastically connected with the back plate, and a plurality of ventilation holes are formed in the back plate. The ventilation assembly can move up and down, can be used by people with different heights, is suitable for automobile seats, family seats or office seats, has a certain buffering effect when being leaned on, and is more comfortable to 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. A ventilation waist rest is characterized by comprising a back plate, a movable sliding seat moving on the back plate, a ventilation assembly arranged on the movable sliding seat, a guide mechanism for guiding the movable sliding seat and a back plate arranged on the back plate, wherein the back plate is elastically connected with the back plate, and a plurality of ventilation holes are formed in the back plate.
  2. 2. The ventilated lumbar support according to claim 1, wherein the ventilation assembly comprises a fan having an outlet cover provided with a protective mesh.
  3. 3. The ventilated lumbar support according to claim 1, wherein the guide mechanism includes a first guide groove and a second guide groove, and the left and right ends of the movable slider are respectively disposed in the first guide groove and the second guide groove.
  4. 4. The ventilated lumbar support according to claim 3, wherein a first rack is arranged in the second guide groove, a second rack meshed with the first rack is arranged at the right end of the movable sliding seat, and the back of the first rack is elastically connected with the inner side wall of the second guide groove.
  5. 5. The ventilation lumbar support according to claim 4, wherein a positioning column is arranged on the inner side wall of the second guide groove, a positioning hole is formed in the back of the first rack, the outer extending end of the positioning column is sleeved in the positioning hole, a first reset spring is sleeved on the outer wall of the positioning column, and positioning blocks limiting the upper position and the lower position of the first rack are respectively arranged at two ends of the first rack.
  6. 6. The ventilated lumbar support according to claim 1, wherein the back plate and the back plate are provided with a first column hole and a second column hole respectively, a first screw is connected between the first column hole and the second column hole, a second return spring is sleeved outside the first screw, and a counter bore is arranged at the bottom of the first column hole on the back plate.
  7. 7. The ventilated lumbar support according to claim 1, further comprising a driving mechanism for driving the movable slide to move, wherein the driving mechanism comprises a driving motor, a screw rod arranged at an output end of the driving motor and a nut in threaded connection with the screw rod, the nut is arranged on the movable slide, a first screw rod seat and a second screw rod seat are arranged on the back plate, and two ends of the screw rod are respectively arranged on the first screw rod seat and the second screw rod seat.
  8. 8. The ventilated lumbar support according to claim 7, wherein said guide mechanism comprises a guide rod and a guide assembly sleeved on said guide rod, said guide assembly is mounted in said movable carriage, both ends of said guide rod are respectively fixed on said back plate, and said movable carriage is suspended on said guide rod.
  9. 9. The ventilation lumbar support according to claim 1, wherein a third column hole is formed in the back surface of the backup plate, a connecting sheet is arranged on the back plate, the connecting sheet is connected with the backup plate through a second screw, and a spring sheet is arranged between the third column hole and the connecting sheet.
  10. 10. The ventilated lumbar support according to claim 1, wherein the backboard is provided with a power cord retraction mechanism, and the power cord retraction mechanism comprises a guide rod and a telescopic wire sleeved on the guide rod.

Description

Ventilated lumbar support Technical Field The utility model relates to a lumbar support, in particular to a ventilation lumbar support. Background Automobiles are becoming more and more popular in people's daily lives, and for drivers who often drive automobiles, sitting on the driver's seats for a long time can cause soreness and backache. Therefore, people invent the automobile waist rest, the automobile waist rest perfectly fits the waist of a human body, and the automobile waist rest gives good support to the human body, so that the fatigue and fatigue of the waist caused by long-time driving are effectively relieved. However, when the waist support is used in hot summer, the waist of a user can feel sultry due to the fact that the automobile waist support is attached to the waist of a human body and cannot dissipate heat, and the comfort is poor. 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 ventilation lumbar support with good ventilation property and use comfort. The ventilation waist rest is realized by the following technical scheme that the ventilation waist rest comprises a back plate, a movable sliding seat moving on the back plate, a ventilation assembly arranged on the movable sliding seat, a guide mechanism for guiding the movable sliding seat and a backup plate arranged on the back plate, wherein the backup plate is elastically connected with the back plate, and a plurality of ventilation holes are formed in the backup plate. Further, the ventilation assembly comprises a fan, and an air outlet cover of the fan is provided with a protection net. Further, the guide mechanism comprises a first guide groove and a second guide groove, and the left end and the right end of the movable sliding seat respectively run in the first guide groove and the second guide groove. Further, a first rack is arranged in the second guide groove, a second rack meshed with the first rack is arranged at the right end of the movable sliding seat, and the back of the first rack is elastically connected with the inner side wall of the second guide groove. Further, the second guide way inside wall is equipped with the reference column, the locating hole has been seted up to the back of first rack, the extension outer end cover of reference column is located in the locating hole, the outer wall cover of reference column is equipped with first reset spring, the both ends of first rack are equipped with respectively and inject the locating piece of position about the first rack. Further, the backplate with the opposite face of backup plate is equipped with first post hole and second post hole respectively, be connected with first screw between first post hole and the second post hole, first screw overcoat is equipped with second reset spring, first post hole bottom on the backplate is equipped with the counter bore. Further, the device also comprises a driving mechanism for driving the moving slide seat to move, 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 moving slide seat, a first screw rod seat and a second screw rod seat are arranged on the back plate, and two ends of the screw rod are respectively arranged on the first screw rod seat and the second screw rod seat. Further, the guiding mechanism comprises a guiding rod and a guiding component sleeved on the guiding rod, the guiding component is installed in the movable sliding seat, two ends of the guiding rod are respectively fixed on the back plate, and the movable sliding seat is hung on the guiding rod. Further, the back of backup plate is equipped with the third post hole, the backplate is equipped with the connection piece, the connection piece pass through the second screw with the backup plate is connected, the third post hole with be equipped with the shell fragment between the connection piece. Further, a power line winding and unwinding mechanism is arranged on the backboard, and the power line winding and unwinding mechanism comprises a guide rod and a telescopic wire sleeved on the guide rod. Compared with the prior art, the movable sliding seat capable of moving up and down is arranged on the backboard, so that the ventilation assembly can move up and down, the use requirements of people with different heights are met, the backrest is elastically connected with the backboard, and the backrest of a user has a certain buffering effect when being pressed on the backrest, so that the ventilation assembly is more comfortable to use. 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