CN116211089A - Waist support chair with dynamic following function - Google Patents
Waist support chair with dynamic following function Download PDFInfo
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- CN116211089A CN116211089A CN202310230014.1A CN202310230014A CN116211089A CN 116211089 A CN116211089 A CN 116211089A CN 202310230014 A CN202310230014 A CN 202310230014A CN 116211089 A CN116211089 A CN 116211089A
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- rotating
- rotating shaft
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- plate
- sleeve
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47C—CHAIRS; SOFAS; BEDS
- A47C7/00—Parts, details, or accessories of chairs or stools
- A47C7/36—Support for the head or the back
- A47C7/40—Support for the head or the back for the back
- A47C7/402—Support for the head or the back for the back adjustable in height
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47C—CHAIRS; SOFAS; BEDS
- A47C7/00—Parts, details, or accessories of chairs or stools
- A47C7/002—Chair or stool bases
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47C—CHAIRS; SOFAS; BEDS
- A47C7/00—Parts, details, or accessories of chairs or stools
- A47C7/02—Seat parts
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47C—CHAIRS; SOFAS; BEDS
- A47C7/00—Parts, details, or accessories of chairs or stools
- A47C7/36—Support for the head or the back
- A47C7/40—Support for the head or the back for the back
- A47C7/46—Support for the head or the back for the back with special, e.g. adjustable, lumbar region support profile; "Ackerblom" profile chairs
- A47C7/462—Support for the head or the back for the back with special, e.g. adjustable, lumbar region support profile; "Ackerblom" profile chairs adjustable by mechanical means
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Special Chairs (AREA)
- Chairs Characterized By Structure (AREA)
Abstract
The invention relates to the technical field of furniture production, in particular to a waist support chair with a dynamic following function; the hip of human body is supported through the seat, and the back of human body is supported to the backup plate, and the back of human body leans on the backup plate, because of the backup plate can adjust inclination through rotary mechanism, makes the backup plate slope through the waist of human body, finds the comfort angle that is fit for the position of sitting, and the backup plate can dynamically follow the waist motion of human body and adjust inclination to can carry out rehabilitation training, reach recovered auxiliary function, the stable in structure moreover, convenient to use and long service life.
Description
Technical Field
The invention relates to the technical field of furniture production, in particular to a waist support chair with a dynamic following function.
Background
Currently, chairs are commonly used furniture in the workplace and life of people, and generally comprise stool legs, a seat plate and a backrest fixed on one side of the side.
In the existing chairs, especially chairs with backrests, in order to improve comfort, when a person sits on the chair, the contact area between the upper back and the backrests is increased, the upper half of the backrests are bent in a direction away from the chair, so that when the person sits on the chair and the back leans against the upper half of the backrests of the chair, the lower back and the waist of the person can be far away from the backrests, gaps are generated, if the person sits on the chair for a long time, the waist can be uncomfortable, even the risk of lumbar diseases is caused, and the person sits uncomfortable, can lean backwards unnaturally, the back legs of the chair and the feet of the person are used as supporting points, and the chair is inclined, so that the back legs of the chair bear too much weight, and the service life of the chair is shortened.
The patent name is a from chinese patent of taking medical waist support chair of waist support regulating pad (publication No. CN 215502091U), and it includes back of the chair, seat support and waist support regulating pad, and a vertical installation spout has been seted up respectively to the both sides of back of the chair, and waist support regulating pad is installed in vertical installation spout in the cooperation of adjustable, and waist support regulating pad includes: elastic cushion body, arc push rod, mount pad and drive push rod body, mount pad pass through bolt and vertical installation spout looks fixed mounting, and drive push rod body and arc push rod are installed respectively on the mount pad, and elastic cushion body installs in arc push rod front end with adapting, drives
The movable push rod body is in driving connection with the arc push rod, and drives the arc push rod to move along the transverse direction; the medical waist support chair has the advantages that the position of the medical waist support chair is adjusted through the waist support cushion body to achieve the functions of waist support, lumbar support and waist support, however, the medical waist support chair is actually used, the medical waist support chair needs to be adjusted through the waist support adjusting cushion, so that the medical waist support chair is troublesome to operate and has a poor effect.
The patent name is a Chinese patent invention patent of waist support chair (publication number is CN 108937284A) which utilizes the back leg of the chair to adjust the inclination of the chair surface in a personalized way, the chair comprises a chair and a chair frame arranged at the bottom of the chair, the back leg comprises an outer sleeve, a plurality of inner supporting blocks are arranged on the inner wall of the outer sleeve, a back-yielding groove is reserved between two baffle rings, a plurality of baffle rods are arranged on the outer wall of the supporting rod, a shaft pin is arranged on the outer wall of the lower extending rod, an extrusion pad is arranged on the back surface of the chair, the back leg adjustable four-leg waist support chair can slide in the outer sleeve, the shaft pin slides in a chute, the leg pad extends out, the whole height of the back leg is changed, and the inclination degree of the chair surface is adjusted in a personalized way; the waist support chair achieves the inclination degree of the chair surface by adjusting the rear legs, is troublesome to operate and is uncomfortable for people to sit.
Disclosure of Invention
In order to overcome the defects, the invention aims to provide the waist support chair with the dynamic following function, which supports the buttocks of a human body through the seat plate, supports the back of the human body through the back plate, and adjusts the inclination angle through the rotating mechanism because the back plate can adjust the inclination angle through the rotating mechanism, and can find the comfortable angle suitable for a chair person through the waist of the human body, and the back plate can dynamically follow the waist movement of the human body to adjust the inclination angle.
The technical scheme for solving the technical problems is as follows:
the utility model provides a waist support chair with developments follow function, wherein, is in including strutting arrangement and connect seat and backup plate on the strutting arrangement, strutting arrangement includes shank supporting mechanism and back supporting mechanism, the seat is connected on the shank supporting mechanism, the backup plate passes through rotary mechanism to be connected on the back supporting mechanism, rotary mechanism can carry out axial rotation.
As an improvement of the invention, the rotating mechanism can rotate at 0-45 ℃ in the axial direction.
As a further improvement of the invention, the rotating mechanism can rotate at 0-90 ℃ in the axial direction.
As a further improvement of the present invention, the rotating mechanism includes a first rotating sleeve and a first rotating shaft sleeved in the first rotating sleeve, the first rotating sleeve is fixedly connected to the back supporting mechanism, and the first rotating shaft is fixedly connected to the back plate.
As a further improvement of the invention, the first rotary sleeve is provided with a limit groove, and the limit post penetrates through the limit groove and is connected in the first rotary shaft.
As a further improvement of the present invention, the back support mechanism includes a back support member fixedly connected to the first rotating sleeve, and a back fixing plate fixedly connected to the first rotating shaft, and the back plate is connected to the back fixing plate.
As a still further improvement of the present invention, the leg support mechanism includes three or four support feet.
As a further development of the invention, the back support comprises a lifting mechanism for lifting the back fixing plate.
As a further improvement of the invention, the rotating mechanism comprises a second rotating shaft and a second rotating sleeve sleeved with the second rotating shaft, both ends of the second rotating shaft are provided with cylindrical platforms, square cylindrical platforms are arranged on the cylindrical platforms, and the width of each square cylindrical platform is smaller than the diameter of each cylindrical platform; the second rotary sleeve is internally provided with a circular slot hole which is communicated and used for bearing the cylindrical table and a square slot which is used for bearing the square column table, the side wall of the square slot is provided with a concave arc slot, the second rotary shaft is fixedly connected to the back plate, and the second rotary sleeve is fixedly connected to the back support mechanism.
As a further improvement of the invention, the rotating mechanism comprises a third rotating shaft and a third rotating sleeve, wherein the side walls of the two ends of the third rotating shaft are respectively provided with an inserting strip, the third rotating sleeve is provided with a circular groove for sleeving the third rotating shaft and a slot for inserting the inserting strips, and the width of the inner groove of the slot is larger than that of the inserting strips.
The invention has the following advantages:
1. the existing chair is uncomfortable to sit and can lean backwards in an unnatural way, the chair is inclined by taking the back legs of the chair and the feet of a human body as supporting points, the back legs of the chair bear too much weight although sitting comfortably, the service life of the chair is shortened, and the back leaning inclination is adjusted by the rotating mechanism, so that the chair is prevented from being inclined backwards, and the service life of the chair can be prolonged.
2. The seat plate and the backup plate are concave, and have good wrapping property.
3. The back plate can dynamically follow the waist movement of a human body, so that rehabilitation training can be performed, and a rehabilitation auxiliary function is achieved.
Drawings
For ease of illustration, the invention is described in detail by the following preferred embodiments and the accompanying drawings.
FIG. 1 is a schematic diagram of a first embodiment of the present invention;
FIG. 2 is a schematic view of a first embodiment of the present invention (two states of the back plate);
FIG. 3 is a schematic diagram of a second embodiment of the present invention;
FIG. 4 is a schematic diagram illustrating the installation of a rotary mechanism according to a second embodiment of the present invention;
FIG. 5 is a schematic view of a first embodiment of a rotary mechanism of the present invention;
FIG. 6 is a schematic view of a second embodiment of a rotary mechanism of the present invention;
FIG. 7 is a schematic view of a second rotary shaft of a second embodiment of the rotary mechanism of the present invention;
FIG. 8 is a schematic view of a second rotating sleeve of a second embodiment of the rotary mechanism of the present invention;
FIG. 9 is a schematic view of a third embodiment of a rotary mechanism of the present invention;
FIG. 10 is a schematic diagram of a fourth embodiment of the present invention;
FIG. 11 is a schematic view of an embodiment of the lift mechanism of the present invention;
reference numerals: 1-supporting device, 11-leg supporting mechanism, 12-back supporting mechanism, 13-back supporting piece, 14-back fixing plate, 15-supporting foot, 2-seat plate, 3-backing plate, 31-inner groove, 4-rotating mechanism, 41-first rotating sleeve, 411-limit groove, 412-limit post, 42-first rotating shaft, 43-second rotating shaft, 431-cylinder table, 432-square column table, 44-second rotating sleeve, 441-circular slot, 442-square slot, 443-concave arc slot, 45-third rotating shaft, 451-cutting, 46-third rotating sleeve, 461-circular groove, 462-slot, 5-lifting mechanism, 51-nut, 52-screw, 6-backing pillow, 7-armrest.
Description of the embodiments
The present invention will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present invention more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the invention.
As shown in fig. 1 to 11, the functional chair for a movable lumbar of the present invention comprises a support device 1, and a seat plate 2 and a back plate 3 connected to the support device 1, wherein the support device 1 comprises a leg support mechanism 11 and a back support mechanism 12, the seat plate 2 is connected to the leg support mechanism 11, the back plate 3 is connected to the back support mechanism 14 through a rotation mechanism 4, and the rotation mechanism 4 can axially rotate.
In the invention, the rotation mechanism 4 can rotate by 0-90 degrees in the axial direction, and the rotation mechanism 4 can rotate by 0-25 degrees in the axial direction.
The present invention provides three embodiments of the rotation mechanism 4:
first embodiment of the rotation mechanism:
the rotary mechanism 4 comprises a first rotary sleeve 41 and a first rotary shaft 42 sleeved in the first rotary sleeve 41, the first rotary sleeve 41 is fixedly connected to the back support mechanism 12, the first rotary shaft 42 is fixedly connected to the back plate 3, a limiting groove 411 is formed in the first rotary sleeve 41, and a limiting column 412 penetrates through the limiting groove 411 to be connected to the first rotary shaft 42, so that the specific working process is as follows: the waist of the human body leans against the leaning plate 3, the leaning plate 3 can dynamically follow the waist of the human body to move, when the human body leans backwards, the leaning plate 3 can drive the first rotating shaft 42 to move axially, when the limiting column 412 is propped against the rear edge of the limiting slot 411 to limit, when the human body leans forwards slightly, the leaning plate 3 can drive the first rotating shaft 42 to move axially, and when the limiting column 412 is propped against the front edge of the limiting slot 411 to limit; the specific rotation angle of the rotation mechanism 4 is designed and controlled by the limit slot 411, and can be 25 degrees, 30 degrees, 45 degrees or 60 degrees, and the preferred rotation angle of the rotation mechanism 4 is 30 degrees and 45 degrees in the design style at present, and the comfort and the experience of the two types of rotation angles are better in trial.
Second embodiment of the rotation mechanism:
the rotating mechanism 4 comprises a second rotating shaft 43 and a second rotating sleeve 44 sleeved with the second rotating shaft 43, two ends of the second rotating shaft 43 are provided with cylindrical platforms 431, square cylindrical platforms 432 are arranged on the cylindrical platforms 431, and the width of each square cylindrical platform 432 is smaller than the diameter of each cylindrical platform 431; the second rotary sleeve 44 is internally provided with a circular slot hole 441 which is communicated and used for bearing a cylindrical table 431 and a square slot 442 which is communicated and used for bearing a square cylindrical table 432, the side wall of the square slot 442 is provided with a concave arc slot 443, the second rotary shaft 44 is fixedly connected to the backboard 3, and the second rotary sleeve 44 is fixedly connected to the back support mechanism 12; the specific working process is as follows: the waist of the human body leans against the leaning plate 3, the leaning plate 3 can dynamically follow the waist movement of the human body, when the human body leans backwards, the leaning plate 3 can drive the second rotating shaft 43 to axially move, the square column table 432 of the second rotating shaft 43 rotates, and when one edge angle of the square column table 432 is clamped on the groove wall at one side of the square groove 442 of the second rotating sleeve 44 to limit; when the human body is slightly inclined forward, the square column 432 of the second rotating shaft 43 rotates, and when the other edge of the square column 432 is clamped on the groove wall of the other side of the square groove 442 of the second rotating sleeve 44, the limit is carried out.
Third embodiment of the rotation mechanism:
the rotating mechanism 4 comprises a third rotating shaft 45 and a third rotating sleeve 46, wherein the side walls of the two ends of the third rotating shaft 45 are respectively provided with an inserting strip 451, the third rotating sleeve 46 is provided with a circular groove 461 for sleeving the third rotating shaft 45 and a slot 462 for inserting the inserting strip 451, and the width of the inner groove of the slot 462 is larger than that of the inserting strip 451; the specific working process is as follows: the waist of the human body leans against the backup plate 3, the backup plate 3 can dynamically follow the waist movement of the human body, when the human body leans backwards, the backup plate 3 can drive the third rotating shaft 45 to axially move, the cutting 451 of the third rotating shaft 45 rotates in a following way, the cutting 451 of the third rotating shaft 46 is limited when being propped against one side wall of the slot 462 of the third rotating sleeve 46, when the human body leans forwards slightly, the cutting 451 of the third rotating shaft 45 moves towards the other direction, and the cutting 451 of the third rotating shaft 45 is limited when being propped against the other side wall of the slot 462 of the third rotating sleeve 46.
In the invention, the leg supporting mechanism 11 comprises three or four supporting feet 15, can be placed in a superimposed manner, does not occupy too much space for placement, and has the front two supporting feet higher than the rear supporting feet, so that the sitting upper surface of a person can lean backwards slightly, and the comfort is improved.
In the invention, the seat plate 2 is concave, thereby fitting the buttocks of the human body, meeting the aesthetic requirement of the human body and having better wrapping property; the leaning plate 3 is concave, thereby being attached to the back of the human body and the spine of the human body, achieving the aesthetic requirement of the human body and having better wrapping property.
In order to prevent the leaning plate 3 from being easily pushed to the lower end of the waist of the human body or the buttocks of the human body when the leaning plate 3 is adjusted, the inner groove 31 is arranged at the bottom end of the leaning plate 3, and the situation is avoided through the arrangement of the inner groove 31, so that the comfort level is improved.
The present invention provides an embodiment one:
the first embodiment comprises a supporting device 1, a seat plate 2 and a back plate 3 which are connected to the supporting device 1, wherein the supporting device 1 comprises a leg supporting mechanism 11 and a back supporting mechanism 12, the seat plate 2 is connected to the leg supporting mechanism 11, the back plate 3 is connected to the back supporting mechanism 14 through a rotating mechanism 4, and the rotating mechanism 4 can axially rotate; the rotating mechanism 4 can rotate by 0-25 degrees in the axial direction; the seat plate 2 is concave, the backup plate 3 is concave, the bottom end of the backup plate 3 is provided with an inner groove 31, the rotating mechanism 4 comprises a first rotating sleeve 41 and a first rotating shaft 42 sleeved in the first rotating sleeve 41, the first rotating sleeve 41 is fixedly connected to the back supporting mechanism 12, the first rotating shaft 42 is fixedly connected to the back plate 3, the first rotating sleeve 41 is provided with a limiting slot 411, and a limiting column 412 passes through the limiting slot 411 and is connected to the first rotating shaft 42; the back support mechanism 12 includes a back support 13 and a back fixing plate 14, the back support 13 is fixedly connected with the first rotary sleeve 41, the back fixing plate 14 is fixedly connected with the first rotary shaft 42, and the back plate 3 is connected to the back fixing plate 14.
The present invention provides a second embodiment:
the second embodiment comprises a supporting device 1, a seat plate 2 and a back plate 3 which are connected to the supporting device 1, wherein the supporting device 1 comprises a leg supporting mechanism 11 and a back supporting mechanism 12, the seat plate 2 is connected to the leg supporting mechanism 11, the back plate 3 is connected to the back supporting mechanism 14 through a rotating mechanism 4, and the rotating mechanism 4 can axially rotate; the rotating mechanism 4 can rotate by 0-25 degrees in the axial direction; the seat plate 2 is concave, the backup plate 3 is concave, the bottom end of the backup plate 3 is provided with an inner groove 31, the rotating mechanism 4 comprises a second rotating shaft 43 and a second rotating sleeve 44 sleeved with the second rotating shaft 43, both ends of the second rotating shaft 43 are provided with cylindrical platforms 431, the cylindrical platforms 431 are provided with square cylindrical platforms 432, and the width of the square cylindrical platforms 432 is smaller than the diameter of the cylindrical platforms 431; the second rotary sleeve 44 is internally provided with a circular slot hole 441 which is communicated and used for bearing a cylindrical table 431 and a square slot 442 which is communicated and used for bearing a square cylindrical table 432, the side wall of the square slot 442 is provided with a concave arc slot 443, the second rotary shaft 44 is fixedly connected to the backboard 3, and the second rotary sleeve 44 is fixedly connected to the back support mechanism 12; the back support mechanism 12 includes a back support 13 and a back fixing plate 14, the back support 13 is fixedly connected with the second rotating sleeve 44, the back fixing plate 14 is fixedly connected with the second rotating shaft 43, and the back plate 3 is connected to the back fixing plate 14.
The present invention provides embodiment three:
the third embodiment comprises a supporting device 1, a seat plate 2 and a back plate 3 which are connected to the supporting device 1, wherein the supporting device 1 comprises a leg supporting mechanism 11 and a back supporting mechanism 12, the seat plate 2 is connected to the leg supporting mechanism 11, the back plate 3 is connected to the back supporting mechanism 14 through a rotating mechanism 4, and the rotating mechanism 4 can axially rotate; the rotating mechanism 4 can rotate by 0-25 degrees in the axial direction; the seat plate 2 is concave, the backup plate 3 is concave, the bottom end of the backup plate 3 is provided with an inner groove 31, the rotating mechanism 4 comprises a third rotating shaft 45 and a third rotating sleeve 46, the side walls of the two ends of the third rotating shaft 45 are respectively provided with an inserting strip 451, the third rotating sleeve 46 is provided with a circular groove 461 for sleeving the third rotating shaft 45 and a slot 462 for inserting the inserting strip 451, and the width of the inner groove of the slot 462 is larger than that of the inserting strip 451; the back support mechanism 12 includes a back support 13 and a back fixing plate 14, the back support 13 is fixedly connected with the third rotary sleeve 46, the back fixing plate 14 is fixedly connected with the third rotary shaft 45, and the back plate 3 is connected to the back fixing plate 14.
The present invention provides a fourth embodiment:
the fourth embodiment comprises a supporting device 1, a seat plate 2 and a back plate 3 which are connected to the supporting device 1, wherein the supporting device 1 comprises a leg supporting mechanism 11 and a back supporting mechanism 12, the seat plate 2 is connected to the leg supporting mechanism 11, the back plate 3 is connected to the back supporting mechanism 14 through a rotating mechanism 4, and the rotating mechanism 4 can axially rotate; the rotating mechanism 4 can rotate by 0-45 degrees in the axial direction; the seat plate 2 is concave, the backup plate 3 is concave, the bottom end of the backup plate 3 is provided with an inner groove 31, the rotating mechanism 4 comprises a first rotating sleeve 41 and a first rotating shaft 42 sleeved in the first rotating sleeve 41, the first rotating sleeve 41 is fixedly connected to the back supporting mechanism 12, the first rotating shaft 42 is fixedly connected to the back plate 3, the first rotating sleeve 41 is provided with a limiting slot 411, and a limiting column 412 passes through the limiting slot 411 and is connected to the first rotating shaft 42; the back support mechanism 12 comprises a back support 13 and a back fixing plate 14, the back support 13 is fixedly connected with a first rotary sleeve 41, the back fixing plate 14 is fixedly connected with a first rotary shaft 42, the back plate 3 is connected to the back fixing plate 14, the back fixing plate 14 is further connected with the lifting mechanism 5 and can lift, the leg support mechanism 11 is provided with an armrest 7, the back support mechanism 12 is arranged above the back support mechanism 6, the back support mechanism 12 is provided with vibrating balls or massaging balls, and the leg support mechanism 11 comprises four support legs 15.
In the invention, because the heights of all persons are inconsistent, in order to be better suitable for most people, the back support piece comprises a lifting mechanism 5 for driving the back fixing plate 14 to lift, the height of the back fixing plate 14 can be adjusted through the lifting mechanism, so that the position of the rotating mechanism 4 can be adjusted, and the backrest can be better realized; the lifting mechanism 5 in the invention can also adopt a telescopic rod structure or a gear rack structure.
In the first embodiment of the present invention, the fixed connection position of the back fixing plate 14 and the rotation shaft 42 is located at the middle position of the waist of the human body, so that the back fixing plate 14 can be rotated better, and the waist of the human body can be used as the center to perform movement better, thereby achieving the function of waist support.
In the invention, the leg supporting mechanism 11 is provided with the armrests 7, so that the armrests are convenient to hold; and also
The detachable headrest 6 is arranged above the back support mechanism 12, so that the headrest is convenient for placing the head of a human body, and the user can feel more comfortable; the back support mechanism 12 is provided with vibrating balls or massage balls, which facilitate the massage.
The invention can also carry out intelligent control, an intelligent control device is arranged on the back supporting mechanism 12, the intelligent control device comprises a motor and a button, the motor is controlled by the button to drive the rotating mechanism 4 to move, further, the intelligent control device can also comprise a wireless receiver and a remote controller, the wireless receiver is arranged in the button, the remote controller is used for transmitting a control signal to the wireless receiver to control the motor to drive the rotating mechanism 4 to move, and the remote controller can also be matched with a mobile phone APP or an applet in a wireless way.
The foregoing description of the preferred embodiments of the invention is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the invention.
Claims (10)
1. The utility model provides a waist support chair with developments follow function, its characterized in that includes strutting arrangement and connects seat and backup plate on the strutting arrangement, strutting arrangement includes shank supporting mechanism and back supporting mechanism, the seat is connected on the shank supporting mechanism, the backup plate passes through rotary mechanism to be connected on the back supporting mechanism, rotary mechanism can carry out axial rotation.
2. The waist support chair with dynamic following function according to claim 1, wherein the rotating mechanism can rotate at 0-45 ℃ in the axial direction.
3. The waist support chair with dynamic following function according to claim 1, wherein the rotating mechanism can rotate at 0-90 ℃ in the axial direction.
4. The waist support chair with dynamic following function according to claim 2, wherein the rotating mechanism comprises a first rotating sleeve and a first rotating shaft sleeved in the first rotating sleeve, the first rotating sleeve is fixedly connected to the back supporting mechanism, and the first rotating shaft is fixedly connected to the back plate.
5. The waist support chair with dynamic following function according to claim 4, wherein the first rotating sleeve is provided with a limiting groove, and the limiting post penetrates through the limiting groove to be connected in the first rotating shaft.
6. The lumbar support chair with dynamic follow-up function according to claim 5, wherein the back support mechanism comprises a back support and a back fixing plate, the back support is fixedly connected with the first rotating sleeve, the back fixing plate is fixedly connected with the first rotating shaft, and the back plate is connected to the back fixing plate.
7. The lumbar support chair with dynamic follow-up function according to claim 6, wherein the leg support mechanism comprises three or four support feet.
8. The lumbar support chair with dynamic follow-up function according to claim 7, wherein the back support comprises a lifting mechanism for lifting the back fixing plate.
9. The waist support chair with the dynamic following function according to claim 1, wherein the rotating mechanism comprises a second rotating shaft and a second rotating sleeve sleeved with the second rotating shaft, cylindrical platforms are arranged at two ends of the second rotating shaft, square cylindrical platforms are arranged on the cylindrical platforms, and the width of each square cylindrical platform is smaller than the diameter of each cylindrical platform; the second rotary sleeve is internally provided with a circular slot hole which is communicated and used for bearing the cylindrical table and a square slot which is used for bearing the square column table, the side wall of the square slot is provided with a concave arc slot, the second rotary shaft is fixedly connected to the back plate, and the second rotary sleeve is fixedly connected to the back support mechanism.
10. The waist support chair with dynamic following function according to claim 1, wherein the rotating mechanism comprises a third rotating shaft and a third rotating sleeve, cutting bars are arranged on side walls of two ends of the third rotating shaft, the third rotating sleeve is provided with a circular groove for sleeving the third rotating shaft and a slot for inserting the cutting bars, and the width of an inner groove of the slot is larger than that of the cutting bars.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310230014.1A CN116211089A (en) | 2023-03-10 | 2023-03-10 | Waist support chair with dynamic following function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310230014.1A CN116211089A (en) | 2023-03-10 | 2023-03-10 | Waist support chair with dynamic following function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN116211089A true CN116211089A (en) | 2023-06-06 |
Family
ID=86587168
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310230014.1A Pending CN116211089A (en) | 2023-03-10 | 2023-03-10 | Waist support chair with dynamic following function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN116211089A (en) |
-
2023
- 2023-03-10 CN CN202310230014.1A patent/CN116211089A/en active Pending
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