CN110710814B - Seat and supporting structure thereof - Google Patents
Seat and supporting structure thereof Download PDFInfo
- Publication number
- CN110710814B CN110710814B CN201911149179.6A CN201911149179A CN110710814B CN 110710814 B CN110710814 B CN 110710814B CN 201911149179 A CN201911149179 A CN 201911149179A CN 110710814 B CN110710814 B CN 110710814B
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- Prior art keywords
- seat
- elastic
- groove
- substrate
- limiting
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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
- A47C3/00—Chairs characterised by structural features; Chairs or stools with rotatable or vertically-adjustable seats
- A47C3/02—Rocking chairs
- A47C3/025—Rocking chairs with seat, or seat and back-rest unit elastically or pivotally mounted in a rigid base frame
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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
- A47C3/00—Chairs characterised by structural features; Chairs or stools with rotatable or vertically-adjustable seats
- A47C3/02—Rocking chairs
- A47C3/025—Rocking chairs with seat, or seat and back-rest unit elastically or pivotally mounted in a rigid base frame
- A47C3/0252—Rocking chairs with seat, or seat and back-rest unit elastically or pivotally mounted in a rigid base frame connected only by an elastic member positioned between seat and base frame
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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
Abstract
The invention discloses a supporting structure of a seat, which comprises a tray support and a seat plate arranged on the tray support, wherein a swinging assembly is arranged between the tray support and the seat plate, the swinging assembly comprises an upper substrate and a lower substrate which are arranged up and down, the upper substrate is fixedly connected with the bottom of the seat plate, the lower substrate is fixedly connected with the top of the tray support, an elastic part and a plurality of connecting parts are arranged between the upper substrate and the lower substrate, the connecting parts are linearly arranged in front and at the back, and the elastic part is arranged around the connecting parts. The swing assembly of the seat supporting structure is provided with the connecting pieces, the connecting pieces are linearly arranged front and back, the seat can swing left and right, the front and back swing of the seat is restrained, and the front and back swing of the seat is reduced. In addition, an elastic supporting block is arranged between the upper substrate and the lower substrate, when the upper substrate swings, the elastic supporting block plays a role of a fulcrum, the gravity borne by the upper substrate is mainly concentrated on the elastic supporting block, and the upper substrate swings by taking the elastic supporting block as the fulcrum.
Description
Technical Field
The present invention relates to the field of seating, and more particularly, to a seat and support structure therefor.
Background
People sitting for a long time can suffer from muscle soreness or other discomfort, and in severe cases can cause cervical or lumbar soreness. People suffering from such afflictions are often people who must sit for long periods of time, for example, when working with computers, it is not possible to recall from time to time that the correct sitting position is being maintained. It is therefore important to select an ergonomic chair to alleviate various discomfort or health problems associated with sedentary sitting.
Patent ES2020456A6 relates to an ergonomic chair comprising a support provided for resting on the floor and articulated elastic means provided on the support, which enable the chair to swing in any direction and to be restored by the action of elastic elements. The seat is restrained by a bolted connection which allows the seat surface to rock in any direction and the resilient member restores the seat to its original position. In the prior art, the backward swinging of the seat is mostly realized by an elastic component arranged at the back part of the seat; the forward swing of the seat is often meaningless, and the forward swing amplitude is too large, so that a seated person can slip from the seat to cause a fall injury.
Disclosure of Invention
In view of the disadvantages of the prior art, the present invention provides a seat and a supporting structure thereof, which has the advantages that the supporting structure can make the seat swing left and right, and simultaneously restrain the seat from swinging back and forth, thereby reducing the seat from swinging back and forth.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a bearing structure of seat, includes tray support and the seat of setting on tray support, is equipped with the swing subassembly between tray support and the seat, the swing subassembly is including the upper substrate and the infrabasal plate that set up from top to bottom, upper substrate and seat bottom fixed connection, the top fixed connection of infrabasal plate and tray support, is provided with elastic component and a plurality of connecting piece between upper substrate and the infrabasal plate, the elastic component sets up around the connecting piece. Thus, the arrangement of the plurality of connecting pieces on the swinging assembly of the seat can realize the left-right swinging of the seat, restrain the front-back swinging of the seat and reduce the front-back swinging of the seat.
Preferably, the upper end of the connecting piece penetrates through the upper substrate and limits the upper substrate to move upwards, the lower end of the connecting piece penetrates through the lower substrate and limits the lower substrate to move downwards, and the connecting pieces are arranged in a straight line in front and at the back. Therefore, the plurality of connecting pieces on the swinging assembly of the seat are linearly arranged front and back, the seat can swing left and right, the front and back swinging of the seat is restrained, and the front and back swinging of the seat is reduced.
Preferably, two connecting pieces are arranged between the upper substrate and the lower substrate; an elastic supporting block is further arranged between the upper substrate and the lower substrate and arranged between the two connecting pieces, the upper end of the elastic supporting block abuts against the bottom of the upper substrate, the lower end of the elastic supporting block abuts against the upper portion of the lower substrate, and the upper substrate can swing by taking the elastic supporting block as a fulcrum. Therefore, when the upper substrate swings, the elastic supporting blocks play a role of supporting points, the gravity borne by the upper substrate is mainly concentrated on the elastic supporting blocks, and the upper substrate swings by taking the elastic supporting blocks as the supporting points.
Preferably, the bottom of the upper substrate is provided with a third limiting groove corresponding to the elastic supporting block, and the top of the lower substrate is provided with a fourth limiting groove corresponding to the elastic supporting block; the top and the bottom of the elastic supporting block are respectively provided with a third groove, an upper abutting block is embedded in the third groove at the top of the elastic supporting block, the center of the upper abutting block protrudes upwards to form a first limiting protruding part, and the first limiting protruding part is embedded in the third limiting groove; the third recess of elasticity supporting shoe bottom is embedded to have lower butt piece, and lower butt piece central authorities downward protrusion forms the spacing bellying of second, the spacing bellying embedding of second fourth spacing inslot. Go up in the third recess at butt piece embedding elasticity supporting shoe top and by the third recess spacing, butt piece embedding elasticity supporting shoe bottom is spacing by the third recess down in the third recess, go up the third spacing inslot of the first spacing bellying embedding upper substrate of butt piece, the spacing bellying embedding fourth spacing inslot of infrabasal plate of second of butt piece down, and then realize elasticity supporting shoe spacing, avoid elasticity supporting shoe to take place to shift between upper substrate and infrabasal plate.
Preferably, the center of the upper substrate is recessed downwards to form a first recessed plate part, the first recessed plate part is arched upwards to form the third limiting groove, and the first limiting bulge part is embedded into the third limiting groove; the center of the lower substrate is sunken upwards to form a second sunken plate part, and the second sunken plate part arches downwards to form the fourth limiting groove; the second limiting protruding part is embedded into the fourth limiting groove. Therefore, direct slotting of the upper substrate and the lower substrate is avoided, the corresponding positions of the upper substrate and the lower substrate are thinned, and the strength of the upper substrate and the lower substrate is reduced.
Preferably, the center of the upper substrate protrudes downwards to form a first arch plate part, the center of the lower substrate protrudes upwards to form a second arch plate part, the first arch plate part and the second arch plate part correspond up and down, and the elastic element and the connecting element are arranged in the centers of the first arch plate part and the second arch plate part. Thus, on the one hand, the first and second raised plate portions can increase the range of the seat performing the side-to-side swinging; on the other hand, the provision of the first and second raised plate portions can increase the strength of the substrate. In the up-down distance of each position of the first arched plate part and the second arched plate part, the up-down distance of the left position and the up-down distance of the right position are both larger than the up-down distance of the front position and the up-down distance of the rear position; the upper and lower interval of rear side position is greater than the upper and lower interval of front side position. Thus, the amplitude of the left-right swinging of the seat can be further increased, and the vertical spacing of the rear position is larger than that of the front position, so that the forward-leaning and backward-leaning angles can be adjusted.
Preferably, the center of the first arched plate portion is recessed upward to form a first stopper plate portion, the center of the second arched plate portion is recessed downward to form a second stopper plate portion, the upper end of the elastic member is fitted into a first stopper groove formed in the first stopper plate portion, and the lower end of the elastic member is fitted into a second stopper groove formed in the second stopper plate portion. The first limiting groove and the second limiting groove can limit the elastic piece, and the elastic piece is prevented from horizontally moving.
Preferably, the first limiting plate part is provided with a first through hole for the connecting piece to pass through, the part of the first limiting plate part surrounding the first through hole protrudes downwards to form a first positioning protruding part, the upper surface of the first positioning protruding part forms a corresponding first positioning groove, the first through hole is positioned in the center of the first positioning groove, the elastic piece is provided with a first groove matched with the lower surface of the first positioning protruding part, and the upper end of the connecting piece passes through the first through hole and is accommodated in the first positioning groove; the second limiting plate portion is provided with a second through hole for the connecting piece to penetrate through, a second positioning protruding portion is formed in the portion, surrounding the second through hole, of the second limiting plate portion in an upward protruding mode, a corresponding second positioning groove is formed in the lower surface of the second positioning protruding portion, the second through hole is located in the center of the second positioning groove, a second groove matched with the upper surface of the second positioning protruding portion is formed in the elastic piece, and the lower end of the connecting piece penetrates through the second through hole and then is contained in the second positioning groove.
Preferably, a noise reduction piece is arranged between the upper substrate and the lower substrate and surrounds the elastic piece; a gap is formed between the upper end of the connecting piece and the seat plate; the elastic piece is a pressure spring or an elastic rubber piece, an annular groove is formed in the outer side wall of the elastic rubber piece, and a plurality of fifth through holes are formed in the inner side wall of the annular groove. When the seat swings, the noise reduction piece is arranged to avoid the direct contact between the upper substrate and the lower substrate, and noise is generated. A gap is formed between the upper end of the connecting piece and the seat plate, so that when the seat swings, the upper end of the connecting piece is prevented from abutting against the seat plate arranged above the connecting piece. The fifth through hole is formed in the inner side wall of the annular groove of the elastic rubber piece, so that the compression space of the elastic rubber piece can be enlarged.
A seat comprising a support structure for a seat as described above
In conclusion, the invention has the following beneficial effects: the plurality of connecting pieces are arranged on the swinging assembly of the seat and are linearly arranged front and back, so that the seat can swing left and right, the front and back swinging of the seat is restrained, and the front and back swinging of the seat is reduced; the first and second rising plate portions can increase the range of the seat in which the seat can swing left and right, and can increase the strength of the base plate.
Drawings
FIG. 1 is a schematic structural view of embodiment 1 of the present invention;
FIG. 2 is a schematic structural view illustrating an assembly of a support frame and a swing assembly according to embodiment 1 of the present invention;
FIG. 3 is a schematic structural view of the assembly of the support, the lower substrate and the elastic member according to embodiment 1 of the present invention;
FIG. 4 is a bottom view of the upper substrate in accordance with embodiment 1 of the present invention;
FIG. 5 is a schematic structural view of the assembly of the bracket and the lower substrate according to embodiment 1 of the present invention;
FIG. 6 is a schematic structural view of an assembly of a support and a swing assembly according to embodiment 1 of the present invention;
FIG. 7 is a top view of an upper substrate according to embodiment 1 of the present invention;
fig. 8 is a bottom view of the lower substrate of embodiment 1 of the present invention;
FIG. 9 is a schematic view showing the structure of the elastic member in embodiment 1 of the present invention;
FIG. 10 is a schematic structural view of a noise-reducing member according to embodiment 1 of the present invention;
FIG. 11 is a schematic structural view of a second annular gasket according to embodiment 1 of the present invention;
fig. 12 is a schematic structural view of a support structure of embodiment 2 of the present invention;
FIG. 13 is a schematic structural view of the assembly of the support, the lower substrate and the elastic member according to embodiment 2 of the present invention;
fig. 14 is a bottom view of the upper substrate of embodiment 2 of the present invention;
fig. 15 is a top view of a lower substrate according to embodiment 2 of the present invention;
fig. 16 is a schematic structural view illustrating an assembly of the elastic support block, the upper abutting block and the lower abutting block according to embodiment 2 of the present invention;
FIG. 17 is a schematic view showing the structure of the elastic support block according to embodiment 2 of the present invention;
fig. 18 is a schematic structural view of an upper abutment block according to embodiment 2 of the present invention;
fig. 19 is a schematic structural view of an elastic member according to embodiment 2 of the present invention.
Reference numerals: 1. a support; 2. a seat plate; 3. a chair back swing assembly; 4. an upper substrate; 5. a lower substrate; 6. a connecting member; 7. an elastic member; 8. a third through hole; 9. a first raised plate portion; 10. a second raised plate portion; 11. a first limit plate portion; 12. a second limiting plate part; 13. a first positioning boss; 14. a first groove; 15. a first annular shim; 16. a second positioning boss; 17. a second groove; 18. a second annular shim; 19. a noise reduction member; 20. a sector notch; 21. an elastic support block; 22. a third limiting groove; 23. a fourth limit groove; 24. a first limit bulge; 25. a second limit bulge; 26. an annular groove; 27. a fifth through hole; 28. and (4) protruding.
Detailed Description
The invention is further described with reference to the accompanying drawings.
Example 1: the embodiment discloses a seat and a supporting structure thereof, as shown in fig. 1, the seat comprises a tray support 1 and a seat 2 arranged on the tray support 1, a chair back swing assembly 3 is arranged at the rear end of the tray support 1, a swing assembly for realizing the left-right swing of the seat is arranged between the tray support 1 and the seat 2, as shown in fig. 2 and fig. 3, the swing assembly comprises an upper substrate 4 and a lower substrate 5 which are symmetrically arranged up and down, the upper substrate 4 and the lower substrate 5 are both rectangular, the long side of the upper substrate 4 is parallel to the front-back direction of the seat, the long side of the lower substrate 5 is also parallel to the front-back direction of the seat, the upper substrate 4 is fixedly connected with the bottom of the seat 2, the lower substrate 5 is fixedly connected with the top of the tray support 1, an elastic member 7 and a plurality of connecting members 6 are arranged between the upper substrate 4 and the lower substrate 5, the plurality of connecting members 6 are linearly arranged front and back, as an optimization, the number of the connecting members 6 is two, as an optimization, the connection line of the two connecting members 6 is parallel to the front-back direction of the seat, and a gap exists between the upper ends of the two connecting members 6 and the seat 2, and a gap is avoided when the seat swings and the seat is arranged against the upper end of the seat 2. The upper end of the connector 6 penetrates the upper substrate 4 and restricts the upper substrate 4 from moving upward, and the lower end of the connector 6 penetrates the lower substrate 5 and restricts the lower substrate 5 from moving downward. The elastic member 7 is disposed around the connection member 6. The middle position of the elastic part 7 is provided with a third through hole 8, the elastic part 7 is a pressure spring or elastic rubber, the upper end of the elastic part 7 is abutted against the upper substrate 4, and the lower end of the elastic part 7 is abutted against the lower substrate 5. Thus, the plurality of connecting pieces 6 on the swinging assembly of the seat are linearly arranged front and back, so that the seat can swing left and right, the front and back swinging of the seat is restrained, and the front and back swinging of the seat is reduced.
As shown in fig. 3 and 4, the center of the upper base plate 4 protrudes downward to form a first arching plate portion 9, the lower base plate 5 protrudes upward to form a second arching plate portion 10, the first arching plate portion 9 and the second arching plate portion 10 correspond up and down, and the elastic member 7 and the connecting member 6 are arranged in the center of the first arching plate portion 9 and the second arching plate portion 10, so that on one hand, the first arching plate portion 9 and the second arching plate portion 10 can increase the amplitude of the left-right swinging of the seat; on the other hand, the provision of the first arched plate portion 9 and the second arched plate portion 10 can increase the strength of the base plate, and of the up-down pitches of the respective positions of the first arched plate portion 9 and the second arched plate portion 10, the up-down pitch of the left position and the up-down pitch of the right position are both larger than the up-down pitch of the front position and the up-down pitch of the rear position. Thus, the width of the seat swinging left and right can be further increased.
As shown in fig. 3, 4 and 5, the center of the first arched plate portion 9 is formed with a first stopper plate portion 11 which is upwardly recessed, the center of the second arched plate portion 10 is formed with a second stopper plate portion 12 which is downwardly recessed, the upper end of the elastic member 7 is fitted into a first stopper groove formed in the first stopper plate portion 11, the lower end of the elastic member 7 is fitted into a second stopper groove formed in the second stopper plate portion 12, and the first stopper groove and the second stopper groove can restrict the elastic member 7 and prevent the elastic member 7 from moving horizontally.
As shown in fig. 7, 8 and 9, a first through hole for the connecting piece 6 to pass through is formed on the first limiting plate portion 11, a first positioning protrusion 13 is formed on a portion of the first limiting plate portion 11 surrounding the first through hole and protrudes downward, a corresponding first positioning groove is formed on an upper surface of the first positioning protrusion 13, the first through hole is located in the center of the first positioning groove, as shown in fig. 3, a first groove 14 matched with a lower surface of the first positioning protrusion 13 is formed on the elastic piece 7, and an upper end of the connecting piece 6 passes through the first through hole and is accommodated in the first positioning groove; the second limiting plate portion 12 is provided with a second through hole for the connecting piece 6 to pass through, the portion of the second limiting plate portion 12 surrounding the second through hole protrudes upwards to form a second positioning protruding portion 16, the lower surface of the second positioning protruding portion 16 forms a corresponding second positioning groove, the second through hole is located in the center of the second positioning groove, the elastic piece 7 is provided with a second groove 17 matched with the upper surface of the second positioning protruding portion 16, and the lower end of the connecting piece 6 passes through the second through hole and then is accommodated in the second positioning groove. Thus, the first recess 14 of the elastic member 7 can cooperate with the first positioning protrusion 13 of the first raised plate portion 9, and the second recess 17 of the elastic member 7 can cooperate with the second positioning protrusion 16 of the second raised plate portion 10, so as to limit the rotation of the elastic member 7. As shown in fig. 5 and 6, the upper portion of the connecting member 6 is sleeved with a first annular gasket 15, the first annular gasket 15 is embedded in a gap between the first positioning groove and the connecting member 6, the lower portion of the connecting member 6 is sleeved with a second annular gasket 18, the structure of the second annular gasket 18 is shown in fig. 11, and the second annular gasket 18 is embedded in a gap between the second positioning protrusion 16 and the connecting member 6.
The connecting pieces 6 are rivets or bolts.
As shown in fig. 2 and 10, a noise reduction member 19 is further disposed between the upper substrate 4 and the lower substrate 5, the noise reduction member 19 may be a sponge, and the noise reduction member 19 is disposed around the elastic member 7. When the seat swings, the noise reducing member 19 is provided to prevent the upper substrate 4 and the lower substrate 5 from directly contacting each other, thereby generating noise. Noise reduction piece 19 is the quadrangle, and the fourth through-hole has been seted up to noise reduction piece 19's intermediate position, and noise reduction piece 19's four angular positions has seted up fan-shaped incision 20, and elastic component 7 sets up in noise reduction piece 19's fourth through-hole.
Example 2: as shown in fig. 12 to 17, example 2 differs from example 1 in that: an elastic supporting block 21 is further arranged between the upper substrate 4 and the lower substrate 5, and the elastic supporting block is as follows:
this bearing structure is applied on the seat, and when the people sat on the seat, the gravity that the people received was used on seat 2, and this gravity transmits to bearing structure through seat 2, and upper substrate 4 atress downstream and then compression elastic component 7, and at this moment, elastic component 7 constitutes the support component between upper substrate 4 and the infrabasal plate 5, and this bearing structure is after long-time the use, and the elasticity of elastic component 7 can weaken gradually, and then can influence the whole comfort level of seat. For this purpose, as shown in fig. 12 and 13, preferably, two connectors 6 are disposed between the upper substrate 4 and the lower substrate 5, an elastic support block 21 is further disposed between the upper substrate 4 and the lower substrate 5, the elastic support block 21 is disposed between the two connectors 6, an upper end of the elastic support block 21 abuts against a bottom of the upper substrate 4, a lower end of the elastic support block 21 abuts against an upper portion of the lower substrate 5, and the upper substrate 4 can swing with the elastic support block 21 as a fulcrum. Thus, when the upper substrate 4 swings, the elastic support block 21 functions as a fulcrum, the gravity applied to the upper substrate 4 is mainly concentrated on the elastic support block 21, and the upper substrate 4 swings about the elastic support block 21 as the fulcrum.
Preferably, as shown in fig. 14, 15 and 16, a third limiting groove 22 is formed at the bottom of the upper substrate 4 corresponding to the elastic supporting block 21, and a fourth limiting groove 23 is formed at the top of the lower substrate 5 corresponding to the elastic supporting block 21; the top and the bottom of the elastic supporting block 21 are respectively provided with a third groove, an upper abutting block is embedded in the third groove at the top of the elastic supporting block 21, the center of the upper abutting block protrudes upwards to form a first limiting bulge 24, and the first limiting bulge 24 is embedded in a third limiting groove 22; the third recess of elasticity supporting shoe 21 bottom is embedded to have lower butt piece, and lower butt piece central authorities downward protrusion forms second spacing bellying 25, and second spacing bellying 25 imbeds in the fourth spacing groove 23. Go up in the third recess at butt piece embedding elastic support piece 21 top and by the third recess spacing, butt piece embedding elastic support piece 21 bottom is spacing in the third recess and by the third recess down, go up the third spacing inslot 22 of the first spacing bellying 24 embedding upper substrate 4 of butt piece, the spacing bellying 25 embedding fourth spacing inslot 23 of infrabasal plate 5 of second of butt piece down, and then realize elastic support piece 21 spacing, avoid elastic support piece 21 to take place to shift between upper substrate 4 and infrabasal plate 5.
The center of the upper substrate 4 is sunken downwards to form a first sunken plate part, the first sunken plate part is arched upwards to form a third limiting groove 22, and the first limiting bulge 24 is embedded into the third limiting groove 22; the center of the lower substrate 5 is sunken upwards to form a second sunken plate part, and the second sunken plate part is arched downwards to form a fourth limiting groove 23; the second stopper protrusion 25 is fitted into the fourth stopper groove 23. In this way, direct slotting of the upper substrate 4 and the lower substrate 5 is avoided, so that the corresponding positions of the upper substrate 4 and the lower substrate 5 are thinned, and the strength of the upper substrate 4 and the lower substrate 5 is reduced.
In addition, as shown in fig. 17, when the elastic element 7 is an elastic rubber element, an annular groove 26 is formed on an outer side wall of the elastic rubber element, and a plurality of fifth through holes 27 are radially formed on an inner side wall of the annular groove 26. The fifth through hole 27 is formed in the inner side wall of the annular groove 26 of the elastic rubber member, so that the compression space of the elastic rubber member can be increased. The upper surface and the lower surface of the elastic part 7 are both provided with a plurality of cylindrical bulges 28, the upper substrate 4 and the lower substrate 5 are both provided with sixth through holes corresponding to the bulges 28, and the bulges on the elastic part 7 are embedded into the sixth through holes.
The directions given in the present embodiment are merely for convenience of describing positional relationships between the respective members and the relationship of fitting with each other. The above description is only a preferred embodiment of the present invention, and the protection scope of the present invention is not limited to the above embodiments, and all technical solutions belonging to the idea of the present invention belong to the protection scope of the present invention. It should be noted that modifications and embellishments within the scope of the invention may occur to those skilled in the art without departing from the principle of the invention, and are considered to be within the scope of the invention.
Claims (8)
1. The utility model provides a bearing structure of seat, includes tray support (1) and seat (2) of setting on tray support (1), is equipped with swing subassembly, characterized by between tray support (1) and seat (2): the swing assembly comprises an upper substrate (4) and a lower substrate (5) which are arranged up and down, the upper substrate (4) is fixedly connected with the bottom of the seat plate (2), the lower substrate (5) is fixedly connected with the top of the tray support (1), an elastic part (7) and a plurality of connecting parts (6) are arranged between the upper substrate (4) and the lower substrate (5), and the elastic part (7) is arranged around the connecting parts (6);
the upper end of the connecting piece (6) penetrates through the upper substrate (4) and limits the upper substrate (4) to move upwards, the lower end of the connecting piece (6) penetrates through the lower substrate (5) and limits the lower substrate (5) to move downwards, and the connecting pieces (6) are linearly arranged front and back;
the center of the upper substrate (4) protrudes downwards to form a first arched plate part (9), the lower substrate (5) protrudes upwards to form a second arched plate part (10), the first arched plate part (9) and the second arched plate part (10) correspond to each other up and down, and the elastic part (7) and the connecting part (6) are arranged in the centers of the first arched plate part (9) and the second arched plate part (10); in the up-down distance of each position of the first arched plate part (9) and the second arched plate part (10), the up-down distance of the left position and the up-down distance of the right position are both larger than the up-down distance of the front position and the up-down distance of the rear position; the upper and lower interval of rear side position is greater than the upper and lower interval of front side position.
2. A support structure for a seat as claimed in claim 1, wherein: two connecting pieces (6) are arranged between the upper substrate (4) and the lower substrate (5); an elastic supporting block (21) is further arranged between the upper substrate (4) and the lower substrate (5), the elastic supporting block (21) is arranged between the two connecting pieces (6), the upper end of the elastic supporting block (21) is abutted against the bottom of the upper substrate (4), the lower end of the elastic supporting block (21) is abutted against the upper portion of the lower substrate (5), and the upper substrate (4) can swing by taking the elastic supporting block (21) as a fulcrum.
3. A support structure for a seat as claimed in claim 2, wherein: a third limiting groove (22) is formed in the bottom of the upper substrate (4) corresponding to the elastic supporting block (21), and a fourth limiting groove (23) is formed in the top of the lower substrate (5) corresponding to the elastic supporting block (21); the top and the bottom of the elastic supporting block (21) are respectively provided with a third groove, an upper abutting block is embedded in the third groove at the top of the elastic supporting block (21), the center of the upper abutting block protrudes upwards to form a first limiting bulge (24), and the first limiting bulge (24) is embedded in the third limiting groove (22); a lower abutting block is embedded in a third groove in the bottom of the elastic supporting block (21), the center of the lower abutting block protrudes downwards to form a second limiting protruding part (25), and the second limiting protruding part (25) is embedded in the fourth limiting groove (23).
4. A support structure for a seat as claimed in claim 3, wherein: the center of the upper substrate (4) is downwards sunken to form a first sunken plate part, the first sunken plate part is upwards arched to form the third limiting groove (22), and the first limiting bulge part (24) is embedded into the third limiting groove (22); the center of the lower substrate (5) is sunken upwards to form a second sunken plate part, and the second sunken plate part is arched downwards to form the fourth limiting groove (23); the second limit bulge (25) is embedded into the fourth limit groove (23).
5. A support structure for a seat as claimed in claim 1, wherein: the center of the first arched plate part (9) is sunken upwards to form a first limiting plate part (11), the center of the second arched plate part (10) is sunken downwards to form a second limiting plate part (12), the upper end of the elastic part (7) is embedded into a first limiting groove formed by the first limiting plate part (11), and the lower end of the elastic part (7) is embedded into a second limiting groove formed by the second limiting plate part (12).
6. A support structure for a seat as claimed in claim 1, wherein: a first through hole for the connecting piece (6) to pass through is formed in the first limiting plate portion (11), a first positioning protruding portion (13) is formed in the portion, surrounding the first through hole, of the first limiting plate portion (11) in a downward protruding mode, a corresponding first positioning groove is formed in the upper surface of the first positioning protruding portion (13), the first through hole is located in the center of the first positioning groove, a first groove (14) matched with the lower surface of the first positioning protruding portion (13) is formed in the elastic piece (7), and the upper end of the connecting piece (6) is accommodated in the first positioning groove after passing through the first through hole; the second limiting plate part (12) is provided with a second through hole for the connecting piece (6) to pass through, the part of the second limiting plate part (12) surrounding the second through hole protrudes upwards to form a second positioning protruding part (16), the lower surface of the second positioning protruding part (16) forms a corresponding second positioning groove, the second through hole is located in the center of the second positioning groove, the elastic piece (7) is provided with a second groove (17) matched with the upper surface of the second positioning protruding part (16), and the lower end of the connecting piece (6) penetrates through the second through hole and then is accommodated in the second positioning groove.
7. A support structure for a seat as claimed in claim 1, wherein: a noise reduction piece (19) is further arranged between the upper substrate (4) and the lower substrate (5), and the noise reduction piece (19) is arranged around the elastic piece (7); a gap is formed between the upper end of the connecting piece (6) and the seat plate (2); elastic component (7) are pressure spring or elastic rubber spare, annular groove (26) have been seted up to the lateral wall of elastic rubber spare, a plurality of fifth through-holes (27) have been seted up on the inside wall of annular groove (26).
8. A kind of seat, its characteristic is: a support structure comprising a seat as claimed in any one of claims 1 to 7.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/CN2020/097417 WO2021098205A1 (en) | 2019-06-28 | 2020-06-22 | Seat and supporting structure thereof |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2019105751832 | 2019-06-28 | ||
| CN201910575183.2A CN110313742A (en) | 2019-06-28 | 2019-06-28 | A kind of seat and its support construction |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110710814A CN110710814A (en) | 2020-01-21 |
| CN110710814B true CN110710814B (en) | 2023-03-10 |
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Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910575183.2A Pending CN110313742A (en) | 2019-06-28 | 2019-06-28 | A kind of seat and its support construction |
| CN201911149179.6A Active CN110710814B (en) | 2019-06-28 | 2019-11-21 | Seat and supporting structure thereof |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910575183.2A Pending CN110313742A (en) | 2019-06-28 | 2019-06-28 | A kind of seat and its support construction |
Country Status (2)
| Country | Link |
|---|---|
| CN (2) | CN110313742A (en) |
| WO (1) | WO2021098205A1 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110313742A (en) * | 2019-06-28 | 2019-10-11 | 浙江恒林椅业股份有限公司 | A kind of seat and its support construction |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2132291A (en) * | 1938-02-04 | 1938-10-04 | Fitos Miklos | Spring seat |
| GB1437678A (en) * | 1974-11-07 | 1976-06-03 | Parker Knoll Ltd | Rocking mechanism for chairs |
| CH678388A5 (en) * | 1989-04-25 | 1991-09-13 | Hugo Degen | |
| US6209958B1 (en) * | 1998-10-23 | 2001-04-03 | Haworth, Inc. | Universal tilt mechanism for a chair |
| ITTO20030152A1 (en) * | 2003-03-04 | 2004-09-05 | Pro Cord Spa | CHAIR WITH OSCILLATING SEAT. |
| DE202009011135U1 (en) * | 2009-08-14 | 2009-11-05 | Jäger, Edwin | Seat device with safety arrangement |
| WO2012133679A1 (en) * | 2011-03-31 | 2012-10-04 | テイ・エス テック株式会社 | Mechanism for raising vehicle seat, and vehicle seat |
| US9107505B1 (en) * | 2014-02-11 | 2015-08-18 | Ju-Yi Ma | Seat pad |
| CN105054642B (en) * | 2015-08-24 | 2018-10-09 | 佛山市精一家具有限公司 | Chain cushion |
| CN110313742A (en) * | 2019-06-28 | 2019-10-11 | 浙江恒林椅业股份有限公司 | A kind of seat and its support construction |
-
2019
- 2019-06-28 CN CN201910575183.2A patent/CN110313742A/en active Pending
- 2019-11-21 CN CN201911149179.6A patent/CN110710814B/en active Active
-
2020
- 2020-06-22 WO PCT/CN2020/097417 patent/WO2021098205A1/en active Application Filing
Also Published As
| Publication number | Publication date |
|---|---|
| CN110710814A (en) | 2020-01-21 |
| WO2021098205A1 (en) | 2021-05-27 |
| CN110313742A (en) | 2019-10-11 |
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