CN217695747U

CN217695747U - Waist support structure

Info

Publication number: CN217695747U
Application number: CN202123348252.8U
Authority: CN
Inventors: 季东亚; 赵祥国; 韩飞
Original assignee: Jiangsu Aruna Seat Co ltd
Current assignee: Jiangsu Aruna Seat Co ltd
Priority date: 2021-12-28
Filing date: 2021-12-28
Publication date: 2022-11-01
Anticipated expiration: 2031-12-28

Abstract

The utility model relates to a seat technical field provides a waist holds in palm structure, hold in the palm subassembly, support column and skeleton including the waist that sets gradually from the front to the back, support column rear end fixed connection is on the skeleton, and front end fixed connection holds in the palm the rear portion of subassembly at the waist, and when the waist held in the palm subassembly atress, the waist held in the palm the subassembly and can use the support column to produce the deflection as the strong point. The supporting column of universal regulation is increased between waist support subassembly and skeleton, makes the waist support position can follow the back gesture of people and carry out the follow-up deflection, under the circumstances that keeps original holding power, has further improved the comfort level of waist.

Description

Waist support structure

Technical Field

The utility model relates to a seat field especially relates to a waist holds in palm structure.

Background

In order to improve the travelling comfort of seat, a lot of seat structures have all set up the waist on the back and have held in the palm, and the waist on the present market holds in the palm the structure and has: an internal non-adjustable type, an external non-adjustable type, an internal adjustable type and an external adjustable type, wherein, the built-in adjustable type and the external adjustable type are only adjustable in the height direction and the up-and-down direction. The height of the non-adjustable waist support is fixed, only a part of people with proper height can obtain comfortable experience, and the height and the up-down direction of the waist support can be adjusted to meet the requirements of people with different heights. But it can only be in height and upper and lower direction adjustment, and the adjustment is fairly simple, and when sitting on one's side or leaning on to one's side, the waist holds in the palm can not be along with the multidirectional adjustment of health direction, therefore, height and adjustable waist holds in the palm of upper and lower direction still have certain adjustment limitation.

SUMMERY OF THE UTILITY MODEL

The utility model discloses the technical problem that will solve is: in order to overcome the defects in the prior art, the utility model provides a waist support structure.

The utility model provides a technical scheme that its technical problem will adopt is: the utility model provides a waist holds in palm structure, includes from the front to the waist that sets gradually holds in the palm subassembly, support column and skeleton, support column rear end fixed connection is on the skeleton, and front end fixed connection holds in the palm the rear portion of subassembly at the waist, and when the waist held in the palm the subassembly atress, the waist held in the palm the subassembly and can use the support column to produce the deflection as the strong point, and experience effect is relatively good.

Further, in order to improve the stability when the waist holds in the palm the subassembly and deflects, still including supporting two at least supporting spring between waist holds in the palm subassembly and skeleton, supporting spring sets up around the support column, and supporting spring one end is passed through the spring stationary blade and is connected with waist support subassembly rear portion, and the other end passes through the spring stationary blade and is connected with the skeleton. The support spring is used for stabilizing the initial posture of the waist support and preventing the support column from being inclined to influence the appearance during single-point support.

In order to facilitate the assembly of the supporting spring, a connecting hole is formed in the middle of the spring fixing piece, at least two hollowed-out bulges are distributed on the periphery of the connecting hole along the circumferential direction, and the bulges are used for pressing the end part of the supporting spring. During the use, fix the spring stationary blade on other structures through the connecting hole in middle part earlier, then pass the arch of spring stationary blade with supporting spring's tip, then compress tightly the arch with the instrument, make the spring fix.

The utility model discloses a support column, including the cylinder, the cylinder side is equipped with along the recess of radial symmetry, makes the support column be the I shape, and during the installation, the recess is located the left and right sides, because the waist holds in the palm the production the probability of deflecting about is bigger, consequently, for improving experience sense, sets up the recess with the side of support column, is convenient for absorb the stress that the deformation produced, every be equipped with axial connect the via hole on the cylinder tip at both ends about the recess for hold in the palm the backup pad with the waist and hold in the palm the bottom plate with the waist and be connected. The support column is made of soft and elastic bodies, such as polyurethane, silica gel and rubber, and can be completely twisted to perform 'follow-up' while supporting the waist of a human body.

Further, the waist holds in the palm the subassembly and includes that the waist holds in the palm the bottom plate, adjustable waist holds in the palm and adjusting hand wheel, wherein, the waist holds in the palm the bottom plate rear portion and is equipped with the first constant head tank with the supporting spring one-to-one, adjustable waist holds in the palm the setting and holds in the palm the front portion of bottom plate at the waist, and the waist holds in the palm and is provided with the mounting groove on the bottom plate for fixed adjustable waist holds in the palm to the waist holds in the palm and sets up the platform on the bottom plate, and as the sliding platform that adjustable waist held in the palm, adjustable waist holds in the palm upper and lower position and hunch-up height on the bottom plate and can adjust through adjusting hand wheel. The waist holds in palm the bottom plate and can be plastic slab or iron plate, can customize as required, needs satisfy the requirement of reliable support. The shape and the position of the adjustable waist support can be fixed or changeable, and the adjustment of the up-down position and the arching height of the adjustable waist support is realized by adding an adjusting mechanism.

The utility model discloses well adjustable waist holds in the palm the sheet metal for having certain elasticity resilience ability, consequently can realize that adjustable waist holds in the palm to arch out the deformation and the adjustment mechanism of upper and lower position adjustment have multiple implementation mode to adopt prior art's structure can realize, adjustment mechanism is not the utility model discloses an innovation point place, consequently, do not give unnecessary details here to its detailed structure.

Preferably, the skeleton includes hollow rectangular frame, the middle part of rectangular frame is equipped with a plurality of backup pads that are parallel to each other, the one end of support column and supporting spring is all connected in the backup pad, the upper portion of rectangular frame is equipped with the head support, and the left and right sides symmetry of head support is equipped with the shoulder support, the left and right sides of rectangular frame is equipped with the waist support, and the waist support extends to the outside.

The utility model provides a backrest, includes foretell waist and holds in the palm the structure, still includes the peripheral sponge of backrest and sets up the waist support sponge inboard at the peripheral sponge of backrest, the waist holds in the palm the sponge and connects the front side at holding in the palm the waist structure, the peripheral sponge fixed connection of backrest is on the skeleton. The utility model discloses well peripheral sponge of preferred back and waist hold in the palm the sponge and be the physique sponge, according to ergonomic design back, make the back structure more reasonable, use more comfortablely. The waist holds in the palm the inside fretwork of sponge, forms the space that holds the waist and hold in the palm the bottom plate for guarantee back intensity.

Furthermore, a second positioning groove is formed in the position, corresponding to the supporting spring, of the waist support sponge, and a third positioning groove is formed in the position, corresponding to the supporting column, of the waist support sponge. The waist holds in the palm and sets up the constant head tank on the sponge and be convenient for support column and supporting spring's location.

A seat comprises the backrest.

The beneficial effects of the utility model are that: the utility model provides a pair of waist holds in palm structure on the basis that current built-in adjustable waist held in the palm, holds in the palm the support column that increases universal regulation between subassembly and skeleton at the waist, makes the waist hold in the palm the position and can follow up the person's back gesture and deflect, under the condition that keeps original holding power, has further improved waist and has got the comfort level.

Drawings

The present invention will be further explained with reference to the drawings and examples.

Fig. 1 is a schematic structural view of the backrest of the present invention.

Fig. 2 is a schematic structural view of a sponge at the periphery of a backrest.

Fig. 3 is a schematic structural view of the waist support structure of the present invention.

Fig. 4 is a schematic structural view of the waist support structure of the present invention.

Figure 5 is a schematic view of the structure of the waist support base plate.

Fig. 6 is a schematic structural view of the support column.

Fig. 7 is a schematic view of an assembled structure of the supporting spring.

In the figure: 100-waist support structure, 1-skeleton, 1.1-rectangular frame, 1.2-support plate, 1.3-head support, 1.4-shoulder support, 1.5-waist support, 2-support column, 2.1-column, 2.2-groove, 2.3-connecting through hole, 3-support spring, 4-spring fixing piece, 4.1-protrusion, 4.2-connecting hole, 5-waist support bottom plate, 5.1-first positioning groove, 5.2-fourth positioning groove, 5.3-guide rail, 6-adjustable waist support, 7-adjusting hand wheel, 200-backrest periphery sponge, 201-second positioning groove, 202-third positioning groove, 203-waist support containing cavity and 300-waist support sponge.

Detailed Description

The present invention will now be described in detail with reference to the accompanying drawings. This figure is a simplified schematic diagram, and merely illustrates the basic structure of the present invention in a schematic manner, and therefore it shows only the constitution related to the present invention.

As shown in fig. 1 and 2, the utility model discloses a seat, including the back, the back includes that the waist holds in the palm structure 100, the peripheral sponge 200 of back and waist support sponge 300, and wherein, the middle part of the peripheral sponge 200 of back is equipped with the waist and holds in the palm and hold chamber 203, and the waist holds in the palm sponge 300 and the waist and holds in the palm the within range that bottom plate 5, support column 2 and supporting spring 3 all lie in the waist and hold in the palm chamber 203 in the structure 100, and the waist holds in the palm sponge 300 and connects in the front side that holds in the palm the waist structure. A second positioning groove 201 is arranged on the position of the backrest peripheral sponge 200 corresponding to the supporting spring 3, and a third positioning groove 202 is arranged on the position corresponding to the supporting column 2. The positioning grooves are formed in the sponge 200 at the periphery of the backrest, so that the supporting columns 2 and the supporting springs 3 can be positioned conveniently.

As shown in fig. 3-7, waist holds in palm structure 100 and includes waist support subassembly, support column 2, skeleton 1 that set gradually from front to back, support column 2 rear end fixed connection is on skeleton 1, and front end fixed connection holds in the palm the rear portion of subassembly at the waist, and supporting spring 3 sets up around support column 2, supports between waist support subassembly and skeleton 1, and when waist held in the palm the subassembly atress, the waist held in the palm the subassembly and can use support column 2 to produce the deflection as the strong point.

Support spring 3 is two at least, and specific quantity can set up as required, and support spring 3 is four in this embodiment, and upper portion is two, and the lower part is two, and balanced support is on the four corners of waist support subassembly. One end of the supporting spring 3 is connected with the rear part of the waist support component through a spring fixing piece 4, and the other end of the supporting spring is connected with the framework 1 through the spring fixing piece 4. The middle part of the spring fixing piece 4 is provided with a connecting hole 4.2, the periphery of the connecting hole 4.2 is circumferentially provided with at least two hollowed-out bulges 4.1, and the bulges 4.1 are used for pressing the end part of the supporting spring 3. The support column 2 includes cylinder 2.1, cylinder 2.1 side is equipped with along radial symmetry's recess 2.2, every be equipped with axial connect the via hole 2.3 on the cylinder 2.1 tip at both ends about the recess 2.2, connect the via hole 2.3 be used for through screw or screw and waist support bottom plate 5 and backup pad 1.2 fixed connection.

Skeleton 1 includes hollow rectangular frame 1.1, rectangular frame 1.1's middle part is equipped with a plurality of backup pads 1.2 that are parallel to each other, support column 2 and supporting spring 3's one end are all connected on backup pad 1.2, rectangular frame 1.1's upper portion is equipped with head support 1.3, and head support 1.3's left and right sides symmetry is equipped with shoulder support 1.4, rectangular frame 1.1's the left and right sides is equipped with waist support 1.5, and waist support 1.5 extends outside the front.

The waist support assembly comprises a waist support base plate 5, an adjustable waist support 6 and an adjusting hand wheel 7, wherein the rear part of the waist support base plate 5 is provided with first positioning grooves 5.1 which correspond to the supporting springs 3 one by one, and when the supporting springs 3 are installed, the spring fixing plates 4 above the supporting springs 3 are firstly fixed in the first positioning grooves 5.1 and then connected with the supporting springs 3; the waist holds in the palm still to be equipped with the fourth constant head tank 5.2 that corresponds with support column 2 on the bottom plate 5, adjustable waist holds in the palm 6 settings in the front portion that holds in the palm bottom plate 5 at the waist, just adjustable waist holds in the palm 6 upper and lower position and hunch-up height on the bottom plate 5 and can adjust through adjusting hand wheel 7.

The waist holds in the palm the subassembly and includes that the waist holds in the palm bottom plate 5, adjustable waist holds in the palm 6 and adjusting hand wheel 7, wherein, the waist holds in the palm 5 rear portions and is equipped with the first constant head tank 5.1 with supporting spring 3 one-to-one, adjustable waist holds in the palm 6 setting in the front portion that the bottom plate 5 was held in the palm to the waist is provided with the mounting groove on holding in the palm the bottom plate 5 for fixed adjustable waist holds in the palm 6 to the waist holds in the palm and sets up the platform on the bottom plate 5, and as the sliding platform that adjustable waist held in the palm 6, adjustable waist holds in the palm about the position and hunch-up height on the bottom plate 5 and can adjust through adjusting hand wheel 7. Waist holds in palm bottom plate 5 can be plastic slab or iron plate, can customize according to the demand, needs satisfy the requirement of reliable support, for the convenience of adjustable waist holds in the palm 6 and reciprocates, still is equipped with bellied guide rail 5.3 that makes progress. The shape and the position of the adjustable waist support 6 can be fixed or changeable, and the adjustment of the up-down position and the arching height of the adjustable waist support 6 can be realized by adding an adjusting mechanism. The adjusting hand wheel 7 is connected with the adjusting mechanism through a line, and when the adjusting hand wheel 7 is rotated, the adjusting mechanism can enable the adjustable waist support 6 to arch or unfold or move up and down. In this embodiment, the adjustable lumbar support 6 is a thin plate having a certain elastic recovery capability, so that the adjusting mechanism capable of achieving the arching deformation and the up-down position adjustment of the adjustable lumbar support 6 has a plurality of implementation manners, and the structure in the prior art can be implemented, for example: the adjustable waist support 6 can move up and down by adopting a structure of a motor driving a screw rod, a gear rack and the like, and a stop block can be arranged at a certain position of the up-and-down movement, so that the extrusion force in the up-and-down direction is exerted, and the adjustable waist support 6 generates arching deformation; adjustment mechanism is not the utility model discloses an innovation point place, consequently, do not do here to its detailed structure and give unnecessary details.

The utility model discloses can make the waist hold in the palm and have "follow-up" function, gesture change when the gesture of better laminating human body sitting on office chair and daily action to can be fine with relatively ripe waist on the market hold in the palm the accessory and combine together, make the waist hold in the palm and can increase "height" about "function, further improve comfortable going.

In light of the foregoing, it will be apparent to those skilled in the art from this disclosure that various changes and modifications can be made without departing from the scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.

Claims

1. A waist holds in palm structure which characterized in that: including waist support subassembly, support column and the skeleton that sets gradually from the front to the back, support column rear end fixed connection is on the skeleton, and front end fixed connection holds in the palm the rear portion of subassembly at the waist, and when the waist held in the palm the subassembly atress, the waist held in the palm the subassembly and can use the support column to produce the deflection as the strong point, the support column is found with soft, elastomer.

2. The lumbar support structure of claim 1, wherein: still including supporting two at least supporting spring between waist support subassembly and skeleton, supporting spring sets up around the support column, and supporting spring one end is passed through the spring stationary blade and is held in the palm the subassembly rear portion with the waist and be connected, and the other end passes through the spring stationary blade and is connected with the skeleton.

3. The lumbar support structure of claim 2, wherein: the spring fixing piece is characterized in that a connecting hole is formed in the middle of the spring fixing piece, at least two hollowed-out bulges are distributed on the periphery of the connecting hole along the circumferential direction, and the bulges are used for pressing the end part of the supporting spring.

4. The lumbar support structure of claim 1, wherein: the support column comprises a column body, the side face of the column body is provided with grooves which are symmetrical along the radial direction, and axial connecting through holes are formed in the end parts of the column body at the upper end and the lower end of each groove.

5. The lumbar support structure of any of claims 1-4, wherein: the waist holds in the palm the subassembly and includes that the waist holds in the palm the bottom plate, adjustable waist holds in the palm and adjusting hand wheel, wherein, the waist holds in the palm the bottom plate rear portion and is equipped with the first constant head tank with supporting spring one-to-one, adjustable waist holds in the palm the setting in the front portion that the bottom plate was held in the palm to the waist, just adjustable waist holds in the palm upper and lower position and the hunch-up height on the bottom plate is held in the palm to the waist and can adjust through adjusting hand wheel.

6. The lumbar support structure of claim 5, wherein: the skeleton includes hollow rectangle frame, the middle part of rectangle frame is equipped with a plurality of backup pads that are parallel to each other, support column and supporting spring's one end are all connected in the backup pad, the upper portion of rectangle frame is equipped with the head support, and the left and right sides symmetry of head support is equipped with the shoulder support, the left and right sides of rectangle frame is equipped with the waist support, and the waist support extends to the outside.