CN113679195B - Structure for improving rear collision strength of rotary seat mechanism - Google Patents
Structure for improving rear collision strength of rotary seat mechanism Download PDFInfo
- Publication number
- CN113679195B CN113679195B CN202111133263.6A CN202111133263A CN113679195B CN 113679195 B CN113679195 B CN 113679195B CN 202111133263 A CN202111133263 A CN 202111133263A CN 113679195 B CN113679195 B CN 113679195B
- Authority
- CN
- China
- Prior art keywords
- wall plate
- bushing
- step bolt
- sliding rail
- boss
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 125000006850 spacer group Chemical group 0.000 claims description 24
- 238000000034 method Methods 0.000 claims description 13
- 230000001050 lubricating effect Effects 0.000 claims description 7
- 239000011248 coating agent Substances 0.000 claims description 6
- 238000000576 coating method Methods 0.000 claims description 6
- 239000011229 interlayer Substances 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 4
- 230000008878 coupling Effects 0.000 claims 2
- 238000010168 coupling process Methods 0.000 claims 2
- 238000005859 coupling reaction Methods 0.000 claims 2
- 230000000452 restraining effect Effects 0.000 claims 1
- 239000004519 grease Substances 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Classifications
-
- 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
- A47C3/18—Chairs or stools with rotatable seat
-
- 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
Landscapes
- Seats For Vehicles (AREA)
Abstract
The invention provides a structure for improving the rear collision strength of a rotary seat mechanism, which comprises a connecting wall plate, a first sliding rail component and a second sliding rail component; the connecting wall plate is rotatably connected to the first sliding rail component and the second sliding rail component around the first connecting structure through a first connecting structure, a second connecting structure, a third connecting structure and a fourth connecting structure; the connecting parts of the first connecting structure, the second connecting structure, the third connecting structure and the fourth connecting structure and the connecting wall plate are distributed at four corners of the connecting wall plate and are distributed anticlockwise, the first connecting structure and the second connecting structure are connected between the connecting wall plate and the first sliding rail component, and the third connecting structure and the fourth connecting structure are connected between the connecting wall plate and the second sliding rail component; the connecting part of the first connecting structure and the connecting wall plate is positioned right above the first sliding rail component. The structure for improving the rear collision strength of the rotary seat mechanism improves the strength and the rigidity of the mechanism and has low assembly complexity.
Description
Technical Field
The invention relates to the field of rotary seats, in particular to a structure for improving the rear collision strength of a rotary seat mechanism.
Background
Limited by conventional seat frame systems, existing frame supports are disposed at the four corners of the swivel mechanism. Meanwhile, in order to meet the rotation function, the position where the key hinge point is arranged is far away from the framework support, a cantilever beam structure is formed at the position, and the cantilever is large, so that the strength and rigidity of the whole chair are directly reduced.
In addition, in the conventional seat rotating mechanism scheme, in order to bear radial load by using a bushing at a rotating hinge, axial load is borne by using a large-area circular lubricating gasket, but the positioning of the gasket is difficult, and the gasket is easily damaged in the assembly process, so that the assembly efficiency is extremely low.
Referring to fig. 1, in the conventional skeleton frame, since the conventional 4 skeleton frames are formed on 4 opposite corners of the turntable, the skeleton frame includes a first frame 1, a second frame 2, a third frame 3 and a fourth frame 4, so that there may be a case where a large cantilever exists from the hinge of the circled portion to the first frame 1.
Disclosure of Invention
In order to overcome the defects in the prior art, the invention provides a structure for improving the rear collision strength of a rotary seat mechanism, which improves the strength and rigidity of the mechanism and has low assembly complexity.
In order to achieve the above-mentioned objects, the present invention provides a structure for improving the rear impact strength of a swivel seat mechanism, comprising a connecting wall plate, a first rail assembly and a second rail assembly; the connecting wall plate is rotatably connected to the first sliding rail component and the second sliding rail component around the first connecting structure through a first connecting structure, a second connecting structure, a third connecting structure and a fourth connecting structure; the connecting parts of the first connecting structure, the second connecting structure, the third connecting structure and the fourth connecting structure and the connecting wall plate are distributed at four corners of the connecting wall plate and are distributed anticlockwise, the first connecting structure and the second connecting structure are connected between the connecting wall plate and the first sliding rail component, and the third connecting structure and the fourth connecting structure are connected between the connecting wall plate and the second sliding rail component; the connecting part of the first connecting structure and the connecting wallboard is positioned right above the first sliding rail assembly; the connecting part of the third connecting structure and the connecting wall plate is positioned right above the second sliding rail component.
Preferably, the first connecting structure comprises a first boss, a first step bolt and a first connecting bracket; the connecting wall plate downwards forms the first boss, and a first connecting hole is formed in the middle of the first boss; the first connecting bracket upwards forms a second boss, and the middle part of the second boss forms a first screw hole; the first step bolt passes through the first connecting hole from top to bottom and is in threaded connection with the first screw hole; the first connecting bracket is fixed on the first sliding rail component.
Preferably, the second connecting structure comprises a third boss, a first step nut, a second step bolt and a second connecting bracket; the connecting wall plate downwards forms the third boss, and a second connecting hole is formed in the middle of the third boss; the second connecting bracket forms a first arc-shaped through groove; the second connecting bracket is fixed on the first sliding rail component; the second step bolt penetrates through the first arc-shaped through groove and the second connecting hole from bottom to top, and the first step nut is in threaded connection with the top end of the second step bolt.
Preferably, the third connecting structure comprises a second arc-shaped through groove, a second step nut, a gasket, a plastic spacer, an outer hexagonal nut, a third connecting bracket, a third step bolt, a fourth connecting bracket, a fourth boss and a fourth step bolt; the connecting wall plate forms the second arc-shaped through groove; the third connecting bracket is arc-shaped, one end of the third connecting bracket is provided with a third connecting hole, and the other end of the third connecting bracket is provided with a second screw hole; the third step is connected to the fourth connecting bracket through a bolt, and the fourth connecting bracket is fixed on the second sliding rail component; the third step bolt sequentially penetrates through the third connecting hole, the outer hexagon nut, the plastic spacer bush, the second arc-shaped through groove and the gasket from bottom to top; the second step nut is in threaded connection with the top end of the third step bolt; the connecting wall plate downwards forms the fourth boss beside the second arc-shaped through groove; a fourth connecting hole is formed in the middle of the fourth boss; the fourth step bolt passes through the fourth connecting hole from top to bottom and is in threaded connection with the second screw hole.
Preferably, the fourth connecting structure comprises a fifth boss, a third step nut, a fifth step bolt and a fifth connecting bracket; the connecting wall plate downwards forms a fifth boss, and a fifth connecting hole is formed in the middle of the fifth boss; the fifth connecting bracket is fixed on the second sliding rail assembly and forms a third arc-shaped through groove; the fifth step bolt passes through the third arc-shaped through groove and the fifth connecting hole from bottom to top; the third step nut is in threaded connection with the top of the fifth step bolt.
Preferably, the first connecting structure further comprises a first bushing, and the first bushing is sleeved outside the first step bolt and is arranged between the first step bolt and the first connecting hole in a cushioning manner.
Preferably, the second connecting structure further comprises a second bushing, and the second bushing is sleeved outside the second step bolt and is arranged between the second step bolt and the second connecting hole in a cushioning manner.
Preferably, the third connecting structure further comprises a third bushing and a fourth bushing; the third bushing is sleeved outside the third step bolt and is arranged between the third step bolt and the third connecting hole in a cushioning mode; the fourth bushing is sleeved outside the fourth step bolt and is arranged between the fourth step bolt and the fourth connecting hole in a cushioning mode.
Preferably, the fourth connecting structure further comprises a fifth bushing; the fifth bushing is sleeved outside the fifth step bolt and is arranged between the fifth step bolt and the fifth connecting hole in a cushioning mode.
Preferably, the connecting wall plate can move between the gasket and the upper and lower limiting interlayers of the plastic spacer bush, and the movement track of the connecting wall plate is the track of the second arc-shaped through groove.
Preferably, the plastic spacer is assembled between the connecting wall plate and the outer hexagonal nut, and the plastic spacer supports the connecting wall plate and limits the connecting wall plate from collapsing.
Preferably, the second step nut and the third step bolt are pre-tightened to limit the tilting of the connecting wall plate, thereby improving the strength and rigidity of the system.
Preferably, the connecting part of the third connecting structure and the connecting wall plate is located right above the second sliding rail assembly, and the third connecting structure always carries out up-and-down limiting support on the slotting curve of the connecting wall plate no matter how the connecting wall plate moves, so that the length of a cantilever is reduced, and the strength and the rigidity of the mechanism are improved.
Preferably, the first bush, the second bush, the fourth bush and the fifth bush are fixed on the connecting wall plate through a press riveting process; the third bushing is fixed on the third connecting bracket through a press riveting process.
Preferably, the first bushing, the second bushing, the third bushing, the fourth bushing, and the fifth bushing include a top surface, an annular sidewall, and a functional surface; the top of the annular side wall extends outwards to form the top surface; the bottom of the annular side wall extends outwards to form the functional surface; the functional surface comprises a plurality of petals which are connected to the bottom of the annular side wall in a radial manner.
Preferably, the surfaces of the first, second, third, fourth and fifth bushings are coated with a lubricating coating.
Preferably, the plastic spacer is made of wear-resistant POM material; the plastic spacer sleeve forms a cavity, the cavity is matched with the outer hexagonal nut, and the outer hexagonal nut is accommodated in the cavity.
Preferably, the connecting wall plate is sunk at the periphery of the second arc-shaped through groove and the second arc-shaped through groove; the top surface of the second step nut is lower than the upper surface of the connecting wall plate.
The invention adopts the technical proposal, which has the following beneficial effects:
the first bushing, the second bushing, the fourth bushing and the fifth bushing are fixed on the connecting wallboard through a press riveting process; the third bushing is fixed on the third connecting bracket through a press riveting process; the bushing is not required to be repositioned during assembly, and the assembly efficiency is improved. The functional surface of the bushing comprises a plurality of radially arranged petals, the functional surfaces are petaloid and are used for bearing the axial load of the system, the petal-shaped petals are long and convenient to process, the area of the functional surface is large enough, and the pressure intensity between the supporting surfaces can be reduced; meanwhile, the intermittent modeling of petals is convenient for storing grease, and meanwhile, the surface of the lining is provided with a lubricating coating, so that the friction coefficient between the functional surface and the supporting surface can be reduced, and the durable service life is prolonged.
Drawings
FIG. 1 is a schematic structural view of a prior art skeletal support;
FIG. 2 is a schematic structural view of a structure for improving the rear impact strength of a swivel seat mechanism according to an embodiment of the present invention;
FIG. 3 is an exploded view of a structure for improving the rear impact strength of a swivel seat mechanism according to an embodiment of the present invention;
FIG. 4 is an exploded view of a first connection structure according to an embodiment of the present invention;
FIG. 5 is a cross-sectional view of a first connection structure according to an embodiment of the present invention;
FIG. 6 is an exploded view of a third connection structure according to an embodiment of the present invention;
FIG. 7 is a cross-sectional view of a third connecting structure according to an embodiment of the present invention;
FIG. 8 is an exploded view of a fourth connection structure according to an embodiment of the present invention;
fig. 9 is a cross-sectional view of a fourth connection structure according to an embodiment of the present invention.
Detailed Description
The following description of the preferred embodiments of the present invention will be given with reference to fig. 2 to 9, so that the functions and features of the present invention can be better understood.
Referring to fig. 2 and 3, a structure for improving the rear impact strength of a swivel seat mechanism according to an embodiment of the present invention includes a connecting wall plate 1, a first slide rail assembly 2 and a second slide rail assembly 3;
the connecting wall plate 1 is rotatably connected to the first sliding rail assembly 2 and the second sliding rail assembly 3 around the first connecting structure 4 through the first connecting structure 4, the second connecting structure 5, the third connecting structure 6 and the fourth connecting structure 7;
The connection parts of the first connection structure 4, the second connection structure 5, the third connection structure 6 and the fourth connection structure 7 and the connection wall plate 1 are distributed at four corners of the connection wall plate 1 and are distributed anticlockwise, the first connection structure 4 and the second connection structure 5 are connected between the connection wall plate 1 and the first sliding rail component 2, and the third connection structure 6 and the fourth connection structure 7 are connected between the connection wall plate 1 and the second sliding rail component 3;
The connecting part of the first connecting structure 4 and the connecting wall plate 1 is positioned right above the first sliding rail assembly 2; the connecting part of the third connecting structure 6 and the connecting wall plate 1 is positioned right above the second sliding rail assembly 3.
Referring to fig. 3 to 5, the first connecting structure 4 includes a first boss 41, a first step bolt 42, a first bushing 43 and a first connecting bracket 44; the connecting wall plate 1 downwards forms a first boss 41, and a first connecting hole is formed in the middle of the first boss 41; the first connecting bracket 44 forms a second boss 441 upward, and a first screw hole is formed in the middle of the second boss 441; the first step bolt 42 passes through the first connecting hole from top to bottom and is screwed with the first screw hole; the first bushing 43 is sleeved outside the first step bolt 42 and is arranged between the first step bolt 42 and the first connecting hole in a cushioning manner; the first connecting bracket 44 is fixed to the first slide rail assembly 2. The first bush 43 receives the radial load of the first step bolt 42; the first step bolt 42 connects the connecting wall plate 1 and the first bushing 43 to the first connecting bracket 44 from top to bottom, thereby realizing the functions of rotation and supporting the hinge.
Referring to fig. 3, the second connection structure 5 includes a third boss 51, a first step nut 52, a second bushing 53, a second step bolt 54, and a second connection bracket 55; the connecting wall plate 1 is downwards provided with a third boss 51, and a second connecting hole is formed in the middle of the third boss 51; the second connecting bracket 55 forms a first arc-shaped through groove 551; the second connecting bracket 55 is fixed on the first sliding rail assembly 2; the second step bolt 54 is arranged in the first arc-shaped through groove 551 and the second connecting hole in a penetrating way from bottom to top, and the first step nut 52 is in threaded connection with the top end of the second step bolt 54; the second bushing 53 is sleeved outside the second step bolt 54 and is arranged between the second step bolt 54 and the second connecting hole in a cushioning manner.
Referring to fig. 3,6 and 7, the third connecting structure 6 includes a second arc-shaped through groove 601, a second step nut 602, a gasket 603, a plastic spacer 604, an outer hexagonal nut 605, a third bushing 606, a third connecting bracket 607, a third step bolt 608, a fourth connecting bracket 609, a fourth boss 610, a fourth step bolt 611 and a fourth bushing 612; the connecting wall plate 1 forms a second arc-shaped through groove 601; the third connecting bracket 607 is arc-shaped, one end of the third connecting bracket 607 forms a third connecting hole, and the other end of the third connecting bracket 607 forms a second screw hole; the third step bolt 608 is connected to a fourth connecting bracket 609, and the fourth connecting bracket 609 is fixed on the second sliding rail assembly 3; the third step bolt 608 is sequentially arranged in the third connecting hole, the outer hexagon nut 605, the plastic spacer 604, the second arc-shaped through groove 601 and the gasket 603 from bottom to top in a penetrating manner; the second step nut 602 is screwed to the top end of the third step bolt 608; the third bushing 606 is sleeved outside the third step bolt 608 and is arranged between the third step bolt 608 and the third connecting hole in a cushioning manner; the connecting wall plate 1 forms a fourth boss 610 downwards beside the second arc-shaped through groove 601; a fourth connection hole is formed in the middle of the fourth boss 610; the fourth step bolt 611 passes through the fourth connecting hole from top to bottom and is screwed with the second screw hole; the fourth bushing 612 is sleeved outside the fourth step bolt 611 and is arranged between the fourth step bolt 611 and the fourth connecting hole in a cushioning manner.
The connecting part of the third connecting structure 6 and the connecting wall plate 1 is positioned right above the second sliding rail component 3, and no matter how the connecting wall plate 1 moves, the third connecting structure 6 always carries out up-and-down limiting support on the slotting curve of the connecting wall plate 1.
The plastic spacer 604 is made of wear-resistant POM material; the plastic spacer 604 defines a cavity that mates with the outer hex nut 605, and the outer hex nut 605 is received within the cavity.
The connecting wall plate 1 sinks in the second arc-shaped through groove 601 and the part of the periphery of the second arc-shaped through groove 601; the top surface of the second step nut 602 is lower than the upper surface of the connection wall plate 1.
During assembly, the third step bolt 608 is fixed with the fourth connecting bracket 609 by using a squeeze riveting process;
The third connecting bracket 607 and the third bushing 606 are assembled through a press riveting process;
next, the third connecting bracket 607 and the fourth connecting bracket 609 are preloaded by the outer hexagonal nut 605.
Next, a plastic spacer 604 is assembled, which is a wear-resistant POM material, with a cavity matching the outer hex nut 605 to achieve a limit, thereby ensuring that there is sufficient clearance between the central through hole of the assembled plastic spacer 604 and the stepped section of the second stepped nut 602.
Next, the connecting wall plate 1 is assembled, and the second arc-shaped through groove 601 is formed on the connecting wall plate, and a sufficient gap is left between the inner diameter of the second arc-shaped through groove 601 and the step section of the second step nut 602. The second arc-shaped through groove 601 of the connecting wall plate 1 is wholly sunken, so that the nut height of the second step nut 602 is lower than the upper mounting surface of the connecting wall plate 1, and the influence of the second step nut 602 on skeleton parts in movement is avoided.
Next, the spacer 603 is positioned over the connecting wall plate 1, and the connection between the spacer 603 and the connecting wall plate 1 is provided with a lubricating coating.
Next, the second step nut 602 is provided with a nut section above and a stage below, and is internally provided with a through internal thread, and is fastened by the internal thread and the third step bolt 608.
By virtue of the above-described design,
The connecting wall plate 1 can move between the upper limiting interlayer and the lower limiting interlayer of the gasket 603 and the plastic spacer 604, and the movement track is the track of the second arc-shaped through groove 601.
A plastic spacer 604 is fitted between the connecting wall plate 1 and the outer hexagonal nut 605 to support the connecting wall plate 1 and limit the collapse of the connecting wall plate 1.
The second step nut 602 and the third step bolt 608 are pre-tightened to limit the tilting of the connecting wall plate 1, thereby improving the strength and rigidity of the system.
The connecting part of the third connecting structure 6 and the connecting wall plate 1 is positioned right above the second sliding rail component 3, and no matter how the connecting wall plate 1 moves, the third connecting structure 6 always carries out up-and-down limiting support on the slotting curve of the connecting wall plate 1. Thereby reducing the cantilever length and improving the strength and rigidity of the mechanism.
Referring to fig. 3, 8 and 9, the fourth connecting structure 7 includes a fifth boss 71, a third step nut 72, a fifth bushing 73, a fifth step bolt 74 and a fifth connecting bracket 75; the connecting wall plate 1 is downwards provided with a fifth boss 71, and a fifth connecting hole is formed in the middle of the fifth boss 71; the fifth connecting bracket 75 is fixed on the second sliding rail assembly 3 and forms a third arc-shaped through groove; the fifth step bolt 74 passes through the third arc-shaped through groove and the fifth connecting hole from bottom to top; the third step nut 72 is screwed to the top of the fifth step bolt 74; the fifth bushing 73 is sleeved outside the fifth step bolt 74 and is arranged between the fifth step bolt 74 and the fifth connecting hole in a padded manner.
The side wall of the fifth bush 73 receives the radial load of the third step nut 72; the boss of the third stepped nut 72 abuts the stepped face of the fifth stepped bolt 74, controlling the bolt axial compression force thereat. The third step nut 72 and the fifth step bolt 74 fix the connection wall plate 1 assembled with the fifth bushing 73 with the fifth connection bracket 75, and realize auxiliary guiding and supporting functions.
Referring to fig. 2 to 9, in the present embodiment, the first bushing 43, the second bushing 53, the fourth bushing 612 and the fifth bushing 73 are fixed on the connecting wall plate 1 through a press riveting process; the third bushing 606 is fixed to the third connecting bracket 607 by a caulking process.
The first bushing 43, the second bushing 53, the third bushing 606, the fourth bushing 612, and the fifth bushing 73 include a top surface, an annular sidewall, and a functional surface; the top of the annular side wall extends outwards to form a top surface; the bottom of the annular side wall extends outwards to form a functional surface; the functional surface comprises a plurality of petals which are connected to the bottom of the annular side wall in a radial manner.
The functional surface of the bushing comprises a plurality of radially arranged petals, the functional surfaces are petaloid and are used for bearing the axial load of the system, the petal-shaped petals are long and convenient to process, the area of the functional surface is large enough, and the pressure intensity between the supporting surfaces can be reduced; meanwhile, the intermittent modeling of petals is convenient for storing grease, and meanwhile, the surface of the lining is provided with a lubricating coating, so that the friction coefficient between the functional surface and the supporting surface can be reduced, and the durable service life is prolonged.
The surfaces of the first, second, third, fourth and fifth bushings 43, 53, 606, 612 and 73 are coated with a lubricating coating.
The original rotary turntable is provided with 4 hinges, and the current increase is 4 hinges and 1 sinking slotting curve, wherein the sinking slotting curve bracket is connected with the 5 th hinge (No. 6 of fig. 2), so that the cantilever length of the framework bracket 1 at the position is reduced, and the stress condition is optimized in principle.
The present invention has been described in detail with reference to the embodiments of the drawings, and those skilled in the art can make various modifications to the invention based on the above description. Accordingly, certain details of the illustrated embodiments are not to be taken as limiting the invention, which is defined by the appended claims.
Claims (14)
1. The structure for improving the rear collision strength of the rotary seat mechanism is characterized by comprising a connecting wall plate, a first sliding rail component and a second sliding rail component; the connecting wall plate is rotatably connected to the first sliding rail component and the second sliding rail component around the first connecting structure through a first connecting structure, a second connecting structure, a third connecting structure and a fourth connecting structure;
The connecting parts of the first connecting structure, the second connecting structure, the third connecting structure and the fourth connecting structure and the connecting wall plate are distributed at four corners of the connecting wall plate and are distributed anticlockwise, the first connecting structure and the second connecting structure are connected between the connecting wall plate and the first sliding rail component, and the third connecting structure and the fourth connecting structure are connected between the connecting wall plate and the second sliding rail component; the connecting part of the first connecting structure and the connecting wallboard is positioned right above the first sliding rail assembly; the connecting part of the third connecting structure and the connecting wall plate is positioned right above the second sliding rail assembly;
The third connecting structure comprises a second arc-shaped through groove, a second step nut, a gasket, a plastic spacer, an outer hexagonal nut, a third connecting bracket, a third step bolt, a fourth connecting bracket, a fourth boss and a fourth step bolt; the connecting wall plate forms the second arc-shaped through groove; the third connecting bracket is arc-shaped, one end of the third connecting bracket is provided with a third connecting hole, and the other end of the third connecting bracket is provided with a second screw hole; the third step is connected to the fourth connecting bracket through a bolt, and the fourth connecting bracket is fixed on the second sliding rail component; the third step bolt sequentially penetrates through the third connecting hole, the outer hexagon nut, the plastic spacer bush, the second arc-shaped through groove and the gasket from bottom to top; the second step nut is in threaded connection with the top end of the third step bolt; the connecting wall plate downwards forms the fourth boss beside the second arc-shaped through groove; a fourth connecting hole is formed in the middle of the fourth boss; the fourth step bolt passes through the fourth connecting hole from top to bottom and is in threaded connection with the second screw hole;
the connecting wall plate can move between the gasket and the upper and lower limiting interlayers of the plastic spacer bush, and the movement track of the connecting wall plate is the track of the second arc-shaped through groove;
The connecting part of the third connecting structure and the connecting wallboard is positioned right above the second sliding rail assembly, and the third connecting structure always carries out up-down limit support on the slotting curve of the connecting wallboard no matter how the connecting wallboard moves, so that the length of a cantilever is reduced, and the strength and the rigidity of the mechanism are improved;
The connecting wall plate sinks at the second arc-shaped through groove and the part of the periphery of the second arc-shaped through groove; the top surface of the second step nut is lower than the upper surface of the connecting wall plate.
2. The structure for improving the rear impact strength of a swivel seat mechanism of claim 1, wherein the first connecting structure comprises a first boss, a first step bolt and a first connecting bracket; the connecting wall plate downwards forms the first boss, and a first connecting hole is formed in the middle of the first boss; the first connecting bracket upwards forms a second boss, and the middle part of the second boss forms a first screw hole; the first step bolt passes through the first connecting hole from top to bottom and is in threaded connection with the first screw hole; the first connecting bracket is fixed on the first sliding rail component.
3. The structure for improving the rear impact strength of a swivel seat mechanism of claim 2, wherein the second connecting structure comprises a third boss, a first step nut, a second step bolt and a second connecting bracket; the connecting wall plate downwards forms the third boss, and a second connecting hole is formed in the middle of the third boss; the second connecting bracket forms a first arc-shaped through groove; the second connecting bracket is fixed on the first sliding rail component; the second step bolt penetrates through the first arc-shaped through groove and the second connecting hole from bottom to top, and the first step nut is in threaded connection with the top end of the second step bolt.
4. The structure for improving the rear impact strength of a swivel seat mechanism as claimed in claim 3, wherein the fourth coupling structure comprises a fifth boss, a third step nut, a fifth step bolt and a fifth coupling bracket; the connecting wall plate downwards forms a fifth boss, and a fifth connecting hole is formed in the middle of the fifth boss; the fifth connecting bracket is fixed on the second sliding rail assembly and forms a third arc-shaped through groove; the fifth step bolt passes through the third arc-shaped through groove and the fifth connecting hole from bottom to top; the third step nut is in threaded connection with the top of the fifth step bolt.
5. The structure for improving the rear impact strength of a swivel seat mechanism of claim 4, wherein the first connecting structure further comprises a first bushing, the first bushing being sleeved outside the first step bolt and being interposed between the first step bolt and the first connecting hole.
6. The structure for improving the rear impact strength of a swivel seat mechanism of claim 5, wherein the second connecting structure further comprises a second bushing, the second bushing being sleeved outside the second step bolt and being interposed between the second step bolt and the second connecting hole.
7. The structure for improving the rear impact strength of a swivel seat mechanism of claim 6, wherein the third connecting structure further comprises a third bushing and a fourth bushing; the third bushing is sleeved outside the third step bolt and is arranged between the third step bolt and the third connecting hole in a cushioning mode; the fourth bushing is sleeved outside the fourth step bolt and is arranged between the fourth step bolt and the fourth connecting hole in a cushioning mode.
8. The structure for improving the rear impact strength of a swivel seat mechanism of claim 7, wherein the fourth connecting structure further comprises a fifth bushing; the fifth bushing is sleeved outside the fifth step bolt and is arranged between the fifth step bolt and the fifth connecting hole in a cushioning mode.
9. The structure for improving the rear impact strength of a swivel seat mechanism of claim 1, wherein the plastic spacer is fitted between the connection wall plate and the outer hexagonal nut, the plastic spacer supporting the connection wall plate and restraining the connection wall plate from collapsing.
10. The structure for improving the rear impact strength of a swivel seat mechanism according to claim 1, wherein the second step nut and the third step bolt are pre-tightened to restrict tilting of the connecting wall plate, thereby improving the strength and rigidity of the system.
11. The structure for improving the rear impact strength of a swivel seat mechanism according to claim 8, wherein the first bush, the second bush, the fourth bush, and the fifth bush are fixed to the connecting wall plate by a clinching process; the third bushing is fixed on the third connecting bracket through a press riveting process.
12. The structure for improving the rear impact strength of a swivel seat mechanism of claim 8, wherein the first bushing, the second bushing, the third bushing, the fourth bushing and the fifth bushing comprise a top surface, an annular side wall and a functional surface; the top of the annular side wall extends outwards to form the top surface; the bottom of the annular side wall extends outwards to form the functional surface; the functional surface comprises a plurality of petals which are connected to the bottom of the annular side wall in a radial manner.
13. The structure for improving the rear impact strength of a rotary seat mechanism according to claim 8, wherein surfaces of the first bush, the second bush, the third bush, the fourth bush, and the fifth bush are coated with a lubricating coating.
14. The structure for improving the rear impact strength of a swivel seat mechanism according to claim 1, wherein the plastic spacer is made of wear-resistant POM material; the plastic spacer sleeve forms a cavity, the cavity is matched with the outer hexagonal nut, and the outer hexagonal nut is accommodated in the cavity.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111133263.6A CN113679195B (en) | 2021-09-27 | 2021-09-27 | Structure for improving rear collision strength of rotary seat mechanism |
| PCT/CN2022/120783 WO2023046052A1 (en) | 2021-09-27 | 2022-09-23 | Structure for improving rear impact strength of swivel seat mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111133263.6A CN113679195B (en) | 2021-09-27 | 2021-09-27 | Structure for improving rear collision strength of rotary seat mechanism |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113679195A CN113679195A (en) | 2021-11-23 |
| CN113679195B true CN113679195B (en) | 2024-06-25 |
Family
ID=78587371
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111133263.6A Active CN113679195B (en) | 2021-09-27 | 2021-09-27 | Structure for improving rear collision strength of rotary seat mechanism |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN113679195B (en) |
| WO (1) | WO2023046052A1 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113679195B (en) * | 2021-09-27 | 2024-06-25 | 恺博(常熟)座椅机械部件有限公司 | Structure for improving rear collision strength of rotary seat mechanism |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110774950A (en) * | 2019-10-29 | 2020-02-11 | 延锋安道拓(常熟)座椅机械部件有限公司 | Welcome sliding rail |
Family Cites Families (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3368830B2 (en) * | 1998-06-26 | 2003-01-20 | トヨタ車体株式会社 | Revolving seat for vehicles |
| CN100577467C (en) * | 2008-05-15 | 2010-01-06 | 上海延锋江森座椅有限公司 | Slideway mechanism for vehicle seat |
| CN101665090B (en) * | 2008-09-03 | 2012-05-23 | 宝贝心企业股份有限公司 | Adjusting device and vehicle seat |
| CN201333952Y (en) * | 2009-01-14 | 2009-10-28 | 上海李尔汽车系统有限公司 | Rotation structure of rotary seat |
| DE102010044654B4 (en) * | 2010-09-02 | 2017-06-29 | Adient Luxembourg Holding S.à.r.l. | vehicle seat |
| KR101629109B1 (en) * | 2014-12-30 | 2016-06-10 | 주식회사다스 | A structure for supporting rotation of a seat recliner |
| US9452692B1 (en) * | 2015-05-07 | 2016-09-27 | Atieva, Inc. | Multi-position vehicle seat |
| US10640017B2 (en) * | 2017-11-14 | 2020-05-05 | Shiroki Corporation | Seat rotating device |
| CN109823239B (en) * | 2019-02-14 | 2023-03-10 | 延锋国际座椅系统有限公司 | Electric rotating device for automobile seat |
| CN210821921U (en) * | 2019-09-30 | 2020-06-23 | 周泽坤 | Novel rotary seat frame for automobile seat |
| CN211862324U (en) * | 2020-03-19 | 2020-11-06 | 鹤山市世铭家具五金制品有限公司 | Spring adjusting mechanism of adjustable swivel chair base |
| CN112172621B (en) * | 2020-09-30 | 2021-12-17 | 恺博(常熟)座椅机械部件有限公司 | Rotary seat mechanism capable of improving movement clearance |
| CN112158109A (en) * | 2020-09-30 | 2021-01-01 | 延锋安道拓座椅机械部件有限公司 | Rotary seat mechanism |
| CN113060055A (en) * | 2021-03-30 | 2021-07-02 | 恺博(常熟)座椅机械部件有限公司 | Improved sliding rail mechanism |
| CN113401016B (en) * | 2021-07-27 | 2022-07-12 | 恺博(常熟)座椅机械部件有限公司 | Manual turnover device for automobile seat backrest and automobile seat |
| CN113679195B (en) * | 2021-09-27 | 2024-06-25 | 恺博(常熟)座椅机械部件有限公司 | Structure for improving rear collision strength of rotary seat mechanism |
-
2021
- 2021-09-27 CN CN202111133263.6A patent/CN113679195B/en active Active
-
2022
- 2022-09-23 WO PCT/CN2022/120783 patent/WO2023046052A1/en unknown
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110774950A (en) * | 2019-10-29 | 2020-02-11 | 延锋安道拓(常熟)座椅机械部件有限公司 | Welcome sliding rail |
Also Published As
| Publication number | Publication date |
|---|---|
| CN113679195A (en) | 2021-11-23 |
| WO2023046052A1 (en) | 2023-03-30 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| EP2548750B1 (en) | Thrust sliding bearing, and mechanism with this thrust sliding bearing combined with piston rod | |
| US9488222B2 (en) | Thrust sliding bearing and combination mechanism of the thrust sliding bearing and a piston rod | |
| CN113679195B (en) | Structure for improving rear collision strength of rotary seat mechanism | |
| EP2123922B1 (en) | Thrust slide bearing and combined mechanism of the thrust slide bearing and piston rod | |
| WO2019218499A1 (en) | Transmission apparatus and lifting column | |
| CN106891681B (en) | Lightweight balanced suspension | |
| CN106864195B (en) | Non-thrust rod type balance shaft bracket | |
| CN210937152U (en) | Vertical numerical control lathe spindle structure | |
| CN201561056U (en) | Rubber bearing of balancing shaft of automobile rear suspension | |
| CN219562299U (en) | Long-span deep hole machine tool ball screw auxiliary supporting device | |
| CN2815680Y (en) | Press slider and oil cylinder link mechanism | |
| CN202220842U (en) | Reinforcement main reducer capable of disposing retarder on reducer housing | |
| CN202591979U (en) | Cross beam guide rail structure of numerical control gantry machining center | |
| CN211076384U (en) | Tray platform that manual machine adjusted | |
| CN220522327U (en) | Single hinge of shaft-driven vehicle door | |
| CN112026503A (en) | Novel suspension cushion assembly | |
| CN219857488U (en) | High-speed electric motor car bottom fork and frame coupling mechanism | |
| CN215474658U (en) | Shaft sleeve structure for automobile | |
| CN111532095B (en) | Height-adjustable sliding column and automobile | |
| CN212794807U (en) | Automobile bushing press-fitting device | |
| CN221009128U (en) | Lightweight battery installing support | |
| CN221503012U (en) | Door body mounting hinge | |
| CN216660061U (en) | Front floor left lower longitudinal beam assembly | |
| CN217683033U (en) | Three-way vibration isolator of elevator tractor | |
| CN220330501U (en) | Small bearing press-in mounting structure |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20211117 Address after: 215500 No.69 Yinhai Road, Southeast street, Changshu City, Suzhou City, Jiangsu Province Applicant after: Kaibo (Changshu) seat mechanical parts Co.,Ltd. Address before: 451 dieqiao Road, Kangqiao Town, Pudong New Area, Shanghai, 200120 Applicant before: Kaibo seat mechanical parts Co.,Ltd. |
|
| TA01 | Transfer of patent application right | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |