Comfortable office chair waist pillow

Abstract

The utility model discloses an office chair waist pillow comfortable to use, which comprises a back frame, a mounting box is mounted on the front side of the lower portion of the back frame, a mounting seat capable of moving back and forth is slidably connected to the inner side of the mounting box, a main waist cushion is mounted on the front side of the mounting seat, auxiliary waist cushions are respectively hinged to the left side and the right side of the main waist cushion, and the auxiliary waist cushions are hinged to the left side and the right side of the main waist cushion. A lower mounting seat is arranged at the bottom of the mounting box, a limiting block is mounted on the lower mounting seat through a hinge shaft, one-way teeth are arranged at the top of the front side of the limiting block, a plurality of tooth grooves corresponding to the one-way teeth are formed in the bottom of the mounting seat, a torsional spring is mounted on the outer side of the hinge shaft, and one end of the torsional spring abuts against the limiting block. The waist pillow is stable in structure, supports the middle of the waist of the human body, supports the two sides of the waist of the human body, can be completely attached to the waist of the human body, meets the use requirements of different human bodies, improves the use comfort, has a front jacking function, and can be adjusted in a front jacking mode at several gears.

Description

TECHNICAL FIELD

[0001] The utility model relates to office chair technical field, concretely relates to a comfortable office chair waist pillow of use. BACKGROUND

[0002] Office chair is the seat that people often use in daily work, and the quality of office chair affects the office comfort of people. For people who sit for a long time, the body is easy to feel fatigue, especially the neck and waist are easy to feel fatigue and discomfort. In order to solve this problem, some office chairs are designed with a waist pillow to protect the lumbar vertebrae and improve the comfort of the office chair. The waist pillow becomes an important part of the office chair. However, the existing office chair has a single structure of the waist pillow, which only supports the middle of the human waist and does not support the two sides of the human waist. It cannot completely fit the human waist and cannot meet the needs of different people, affecting the comfort of use and the experience of consumers. Therefore, in order to avoid the shortcomings in the prior art, it is necessary to improve the existing technology. SUMMARY

[0003] The utility model aims at overcoming the shortcomings and deficiencies in the prior art, and providing a comfortable office chair waist pillow that completely fits the human waist.

[0004] The utility model is realized through the following technical schemes:

[0005] A comfortable office chair waist pillow, comprising a back frame, a mounting box is installed on the front side of the lower part of the back frame, a mounting seat that can move forward and backward is slidably connected to the inner side of the mounting box, a main waist pad is installed on the front side of the mounting seat, and a vice waist pad is hingedly connected to the left and right sides of the main waist pad.

[0006] Further, a lower mounting seat is arranged at the bottom of the mounting box, a limiting block is installed on the lower mounting seat through a hinge shaft, a one-way tooth is arranged on the top of the front side of the limiting block, a plurality of tooth grooves corresponding to the one-way tooth are arranged on the bottom of the mounting seat, a torsional spring is installed on the outer side of the hinge shaft, one end of the torsional spring abuts against the limiting block, the other end of the torsional spring abuts against the lower mounting seat, and a gap is arranged between the upper and lower inner sides of the front part of the mounting box and the upper and lower outer sides of the front part of the mounting seat.

[0007] Further, a abutting block is installed on the top of the lower mounting seat, an abutting column is arranged on the rear side of the abutting block, and an abutting inclined surface corresponding to the abutting column is arranged on the bottom of the rear side of the limiting block.

[0008] Further, a sliding rail extending along the front and back is arranged on the left and right inner sides of the mounting box, and a sliding groove corresponding to the sliding rail is arranged on the left and right outer sides of the mounting seat.

[0009] Further, the auxiliary waist pad is hinged to the main waist pad through a hinge.

[0010] Further, a guide plate is mounted on the front side of the lower part of the back frame, and a guide block is mounted on the rear side of the mounting box and is in sliding connection with the guide plate in the up-down direction.

[0011] Further, the rear side of the guide block is hinged with a left gear block and a right gear block respectively, and the guide plate is provided with a left gear slot and a right gear slot corresponding to the left gear block and the right gear block respectively.

[0012] Further, the right side of the lower part of the left gear block is provided with a clamping groove, the left side of the lower part of the right gear block is provided with a clamping block corresponding to the clamping groove, the upper side of the guide plate is provided with a guide slot for clamping the left gear block and the right gear block, and the lower side of the guide plate is provided with abutting blocks for abutting and separating the left gear block and the right gear block.

[0013] Further, the left and right sides of the mounting box are provided with operation handles.

[0014] Further, the outer side of the main waist pad is covered with a mesh cloth, and the outer side of the auxiliary waist pad is covered with a sponge.

[0015] Compared with the prior art, the inner side of the mounting box is slidingly connected with a mounting seat capable of moving forward and backward, the front side of the mounting seat is mounted with a main waist pad, the left and right sides of the main waist pad are hinged with auxiliary waist pads respectively, the auxiliary waist pads can be turned over and abut against the side part of the main waist pad after being turned over, and the whole waist part side wing is supported, so that the structure of the waist pillow is stable, the middle part of the human waist is supported, the two sides of the human waist are supported, the human waist part can be completely fitted, the use needs of different human bodies are met, the use comfort is improved, the waist pillow has the front top function, the front top adjustment is easy, and the consumer experience is good. BRIEF DESCRIPTION OF DRAWINGS

[0016] In order to more clearly illustrate the technical scheme in the embodiments of the present application or the prior art, the drawings needed to be used in the following embodiment or prior art description will be briefly introduced. Obviously, the drawings in the following description are only some embodiments of the present application, and other drawings can be obtained by those skilled in the art without creative labor.

[0017] Figure 1 It is a structural schematic view of the comfortable office chair waist pillow of the present application;

[0018] Figure 2 It is an exploded view of the comfortable office chair waist pillow of the present application;

[0019] Figure 3 It is Figure 2A enlarged view of part A of Fig.

[0020] Figure 4 Fig. 1 is a structural schematic view of the left gear block and the right gear block of the utility model.

[0021] In the figure: 1-back frame; 2-mounting box; 3-mounting seat; 4-main waist pad; 5-secondary waist pad; 6-lower mounting seat; 7-hinge shaft; 8-limiting block; 9-one-way tooth; 10-torsional spring; 11-abutment block; 12-abutment column; 13-abutment inclined surface; 14-slideway; 15-sliding groove; 16-hinge; 17-guide plate; 18-guide block; 19-left gear block; 20-right gear block; 21-left gear block slot; 22-right gear block slot; 23-engaging groove; 24-engaging block; 25-guide groove; 26-abutment protrusion; 27-operation handle. DETAILED DESCRIPTION

[0022] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0023] As Figures 1 to 4 indicated in the utility model, a comfortable office chair waist pillow, including back frame 1, the front side of the lower part of back frame 1 is provided with a mounting box 2, the inner side of mounting box 2 is slidably connected with a mounting seat 3 that can move forward and backward, the front side of mounting seat 3 is provided with a main waist pad 4, and the left and right sides of main waist pad 4 are respectively hinged with secondary waist pads 5. The inner side of mounting box 2 is slidably connected with a mounting seat 3 that can move forward and backward, the front side of mounting seat 3 is provided with a main waist pad 4, and the left and right sides of main waist pad 4 are respectively hinged with secondary waist pads 5, the secondary waist pads 5 can be turned over, abut against the side of main waist pad 4 after turning over, and support the entire waist side wing, so that the structure of the waist pillow is stable, which not only supports the middle of human waist, but also supports the two sides of human waist, can completely fit the human waist, is suitable for the use needs of different human bodies, improves the use comfort, and the waist pillow has a front top function, is easy to adjust, and has good consumer experience.

[0024] The bottom of mounting box 2 is provided with a lower mounting seat 6, the lower mounting seat 6 is provided with a limiting block 8 through a hinge shaft 7, the top of the front side of limiting block 8 is provided with one-way tooth 9, the bottom of mounting seat 6 is provided with a plurality of tooth grooves corresponding to one-way tooth 9, the outer side of hinge shaft 7 is provided with a torsional spring 10, one end of torsional spring 10 abuts against limiting block 8, the other end of torsional spring 10 abuts against lower mounting seat 6, and the upper and lower inner sides of the front part of mounting box 2 and the upper and lower outer sides of the front part of mounting seat 3 are all provided with gaps, so that the waist pillow is divided into several gears to adjust the front top, and the use comfort is improved.

[0025] The top of the lower mounting seat 6 is provided with an abutting block 11, the rear side of the abutting block 11 is provided with an abutting column 12, the bottom of the rear side of the limiting block 8 is provided with an abutting inclined surface 13 corresponding to the abutting column 12, the abutting column 11 abuts against the limiting block 8 to prevent the limiting block 8 from rotating backward and the one-way tooth 9 from turning backward to disengage from the tooth groove.

[0026] The left and right inner sides of the mounting box 2 are provided with sliding rails 14 extending along the front and back, and the left and right outer sides of the mounting seat 3 are provided with sliding grooves 15 corresponding to the sliding rails 14, so that the mounting seat 3 can slide forward and backward more smoothly and stably.

[0027] The sub waist pad 5 is hinged to the main waist pad 4 through a hinge 16, so that the sub waist pad 5 can turn more smoothly and the turning angle can be easily controlled.

[0028] The front side of the lower part of the back frame 1 is provided with a guide plate 17, and the rear side of the mounting box 2 is provided with a guide block 18 slidingly connected with the guide plate 17 up and down, so that the position of the waist pillow can be adjusted up and down, and the use is more convenient.

[0029] The rear side of the guide block 18 is respectively hinged with a left gear clamping block 19 and a right gear clamping block 20, and the guide plate 17 is respectively provided with a left gear clamping groove 21 and a right gear clamping groove 22 corresponding to the left gear clamping block 19 and the right gear clamping block 20, so as to facilitate the positioning of the waist pillow after being adjusted upward, prevent the waist pillow from sliding downward, and use more stably.

[0030] The right side of the lower part of the left gear clamping block 19 is provided with a clamping groove 23, the left side of the lower part of the right gear clamping block 20 is provided with a clamping block 24 corresponding to the clamping groove 23, the upper side of the guide plate 17 is provided with a guide groove 25 for clamping the left gear clamping block 19 and the right gear clamping block 20, and the lower side of the guide plate 17 is provided with a clamping protrusion 26 for abutting and separating the left gear clamping block 19 and the right gear clamping block 20. When in use, the waist pillow moves upward, the left gear clamping block 19 and the right gear clamping block 20 enter the guide groove 25 and are clamped with each other, then the waist pillow moves downward, the clamped left gear clamping block 19 and right gear clamping block 20 enter the guide groove 25 and abut against the clamping protrusion 26, then the left gear clamping block 19 and the right gear clamping block 20 are separated, the waist pillow moves upward, the left gear clamping block 19 and the right gear clamping block 20 enter the left gear clamping groove 21 and the right gear clamping groove 22 respectively, the positioning after adjustment is realized, the waist pillow is prevented from sliding downward, and the use is stable.

[0031] The left and right sides of the mounting box 2 are respectively provided with operation handles 27, so as to facilitate the adjustment operation of the position of the waist pillow up and down.

[0032] The outer side of the main waist pad 4 is covered with a mesh cloth, and the outer side of the sub waist pad 5 is covered with a sponge, so as to improve the comfort of the use of the waist pillow.

[0033] The above merely describes preferred embodiments of the present application and is not intended to limit the present application, and any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. A comfortable office chair lumbar pillow for use, characterized by: The back frame is provided with a mounting box on the front side of the lower part, a mounting seat capable of moving forward and backward is slidably connected to the inner side of the mounting box, a main waist pad is mounted on the front side of the mounting seat, and a sub waist pad is hingedly connected to the left and right sides of the main waist pad.

2. The comfortable office chair lumbar pillow for use according to claim 1, characterized in that: The bottom of the mounting box is provided with a lower mounting seat, a limiting block is mounted on the lower mounting seat through a hinge shaft, a unidirectional tooth is arranged on the top of the front side of the limiting block, a plurality of tooth grooves corresponding to the unidirectional tooth are arranged on the bottom of the mounting seat, a torsional spring is mounted on the outer side of the hinge shaft, one end of the torsional spring abuts against the limiting block, and the other end of the torsional spring abuts against the lower mounting seat.

3. The comfortable office chair lumbar pillow for use according to claim 2, characterized in that: The top of the lower mounting seat is provided with an abutting block, the rear side of the abutting block is provided with an abutting column, and the bottom of the rear side of the limiting block is provided with an abutting inclined surface corresponding to the abutting column.

4. The comfortable office chair lumbar pillow for use as claimed in claim 1, wherein: The left and right inner sides of the mounting box are provided with sliding rails extending along the front and back, and the left and right outer sides of the mounting seat are provided with sliding grooves corresponding to the sliding rails.

5. The comfortable office chair lumbar pillow for use as claimed in claim 1, wherein: The sub waist pad is hingedly connected to the main waist pad.

6. The comfortable office chair lumbar pillow for use as claimed in claim 1, wherein: The front side of the lower part of the back frame is provided with a guide plate, and the rear side of the mounting box is provided with a guide block slidably connected to the guide plate in the up-down direction.

7. The comfortable office chair lumbar pillow for use according to claim 6, characterized in that: The rear side of the guide block is hingedly connected with a left gear block and a right gear block, and the guide plate is provided with a left gear slot and a right gear slot corresponding to the left gear block and the right gear block.

8. The comfortable office chair lumbar pillow for use according to claim 7, characterized in that: The right side of the lower part of the left gear block is provided with a clamping groove, the left side of the lower part of the right gear block is provided with a clamping block corresponding to the clamping groove, the upper side of the guide plate is provided with a guide groove for clamping the left gear block and the right gear block, and the lower side of the guide plate is provided with an abutting protrusion for abutting and separating the left gear block and the right gear block.

9. The comfortable office chair lumbar pillow for use as claimed in claim 1, wherein: The left and right sides of the mounting box are provided with operation handles.

10. The comfortable office chair lumbar pillow for use according to claim 1, characterized in that: The outer side of the main waist pad is covered with a mesh cloth, and the outer side of the sub waist pad is covered with a sponge.

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