CN210870585U - Seat support mechanism and chair - Google Patents
Seat support mechanism and chair Download PDFInfo
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- CN210870585U CN210870585U CN201922173288.3U CN201922173288U CN210870585U CN 210870585 U CN210870585 U CN 210870585U CN 201922173288 U CN201922173288 U CN 201922173288U CN 210870585 U CN210870585 U CN 210870585U
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Abstract
The utility model discloses a seat support mechanism and chair for let seat support mechanism's seat portion rotate steadily. The chair seat mechanism of the embodiment of the utility model comprises a connecting piece, a seat part and a rotating device, wherein the rotating device is connected with the seat part and the connecting piece. The rotating device comprises a rotating shaft, a slotted hole and an elastic friction piece, wherein the rotating shaft is rotatably connected with the slotted hole. The seat part is rotationally connected with the connecting piece through the rotating shaft and the slotted hole. The side of the connecting piece comprises a first abutting surface, and the side of the seat comprises a second abutting surface. One side of the elastic friction piece is abutted against the first abutting surface, and the other side of the elastic friction piece is abutted against the second abutting surface. Like this, through the butt friction of the side of elasticity friction spare to the side of connecting piece and the side of seat, when seat and connecting piece rotate relatively, elasticity friction spare can provide frictional force to seat and connecting piece, lets seat and connecting piece can rotate steadily relatively to the seat can rotate steadily.
Description
Technical Field
The utility model relates to the technical field of furniture, especially, relate to a seat support mechanism and chair.
Background
The existing chair comprises a seat mechanism, wherein a seat part is arranged on the seat mechanism and is used for a user to sit on.
In order to conveniently store and use the chair, the seat on the chair can be rotated, and when the chair needs to be seated, the seat is rotated downwards to a sitting position; when the chair needs to be stored, the seat part is rotated upwards, so that the occupied space of the chair is reduced.
However, in the conventional chair, when the seat is rotated, the seat is easily and rapidly rotated downward due to its own weight, which is inconvenient for the user.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a seat support mechanism and chair for let seat support mechanism's seat portion rotate steadily.
To achieve the purpose, the embodiment of the present invention adopts the following technical solutions:
a chair seat mechanism comprises a connecting piece, a seat part and a rotating device, wherein the rotating device is connected with the seat part and the connecting piece;
the rotating device comprises a rotating shaft, a slotted hole and an elastic friction piece, and the rotating shaft is rotatably connected with the slotted hole;
the seat part is rotationally connected with the connecting piece through the rotating shaft and the slotted hole;
the side surface of the connecting piece comprises a first abutting surface, and the side surface of the seat part comprises a second abutting surface;
one side of the elastic friction piece is abutted against the first abutting surface, and the other side of the elastic friction piece is abutted against the second abutting surface.
Optionally, the elastic friction member is an annular structure, and the elastic friction member is arranged around the rotating shaft.
Optionally, the first abutting surface is a non-flat planar structure;
the second abutting joint surface is of a non-flat plane structure.
Optionally, the first abutting surface is provided with a plurality of radial stripe structures, and the second abutting surface is provided with a plurality of radial stripe structures.
Optionally, the seat part comprises a seat and a rotating part, and the rotating part is arranged at the side edge of the seat;
the slotted hole is arranged on the rotating part;
one end of the rotating shaft, which is far away from the rotating part, is fixedly connected with the connecting piece.
Optionally, the rotating device further comprises a limiting member and a washer;
the limiting part comprises a limiting end and a connecting rod, and the limiting end is fixedly connected with the connecting rod;
the packing ring with the portion butt rotates, it is located to rotate the position the connecting piece with between the packing ring, the connecting rod passes the packing ring with pivot fixed connection, spacing end with the packing ring butt.
Optionally, the rotating part is provided with a circular boss, the slot hole is located in the circular boss, and the second abutting surface is an end surface of the circular boss;
the connecting piece is provided with a cavity structure, the cavity structure is a cylindrical structure, the rotating shaft is positioned in the cavity structure, and the first abutting surface is the bottom surface of the cavity structure;
the circular boss is embedded into the cavity structure, and the circular boss is rotatably connected with the cavity structure.
Optionally, the elastic friction member is a rubber member;
the number of the connecting pieces is two, and the number of the rotating devices is two;
one of the rotating devices connects one side of the seat portion with one of the connecting members, and the other of the rotating devices connects the other side of the seat portion with the other of the connecting members.
To achieve the purpose, the embodiment of the present invention further adopts the following technical solutions:
a chair is characterized by comprising a chair frame and a chair seat mechanism;
the chair seat mechanism is the chair seat mechanism;
the connecting piece of the chair seat mechanism is fixedly connected with the chair frame.
Optionally, the chair further comprises a chair back and a limiting rod;
the chair back and the limiting rod are arranged on the chair frame, and the chair back is positioned above the limiting rod;
the seat part of the seat mechanism can rotate between the chair back and the limiting rod relative to the connecting piece of the seat mechanism.
The utility model has the advantages that:
the chair seat mechanism of the embodiment of the utility model comprises a connecting piece, a seat part and a rotating device, wherein the rotating device is connected with the seat part and the connecting piece. Wherein, the rotating device comprises a rotating shaft, a slotted hole and an elastic friction piece, and the rotating shaft is rotatably connected with the slotted hole. The seat part is rotationally connected with the connecting piece through the rotating shaft and the slotted hole. The side of the connecting piece comprises a first abutting surface, and the side of the seat comprises a second abutting surface. One side of the elastic friction piece is abutted against the first abutting surface, and the other side of the elastic friction piece is abutted against the second abutting surface. Like this, through the butt friction of the side of elasticity friction spare to the side of connecting piece and the side of seat, when seat and connecting piece rotate relatively, elasticity friction spare can provide frictional force to seat and connecting piece, lets seat and connecting piece can rotate steadily relatively to the seat can rotate steadily.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without inventive exercise.
Fig. 1 is a schematic structural view of a chair according to an embodiment of the present invention;
fig. 2 is a schematic structural view of a seat mechanism according to an embodiment of the present invention;
FIG. 3 is an exploded view of the seat mechanism of FIG. 2;
FIG. 4 is an enlarged view of portion A of the exploded view of the seat mechanism shown in FIG. 3;
FIG. 5 is an enlarged view of portion B of the exploded view of the seat mechanism shown in FIG. 3;
FIG. 6 is a cross-sectional view of a portion of the seat mechanism of FIG. 2;
fig. 7 is a schematic view of a usage scenario of the seat mechanism shown in fig. 2.
In the figure:
1. a seat mechanism; 2. a connecting member; 21. a first abutting surface; 22. a cavity structure; 3. a seat portion; 31. a second abutting surface; 32. a chair seat; 33. a rotating part; 34. a circular boss; 41. a rotating shaft; 42. a slot; 43. an elastic friction member; 44. a limiting member; 45. a limiting end; 46. a connecting rod; 47. a gasket; 5. a chair frame; 6. a chair back; 7. a limiting rod; 8. a film; 9. the target rotational direction.
Detailed Description
The embodiment of the utility model provides a seat support 32 mechanism 1 and chair for let seat support 32 mechanism 1's seat 3 steady rotation.
In order to make the objects, features and advantages of the present invention more obvious and understandable, the drawings in the embodiments of the present invention are combined below to clearly and completely describe the technical solutions in the embodiments of the present invention, and obviously, the embodiments described below are only some embodiments of the present invention, but not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
The technical solution of the present invention is further explained by the following embodiments with reference to the accompanying drawings.
Fig. 1 is a schematic structural diagram of a chair according to an embodiment of the present invention. As shown in fig. 1, the chair of the embodiment of the present invention includes a chair frame 5, a chair seat 32 mechanism 1, a chair back 6 and a limit rod 7. Wherein, seat 32 mechanism 1 includes link 2 and seat 3, and link 2 and seat 3 rotate to be connected. The seat 3 is intended for a user to sit, i.e. a user can sit on the seat 3. The connecting piece 2 of the chair seat 32 mechanism 1 is fixedly connected with the chair frame 5.
The chair back 6 and the limiting rod 7 are arranged on the chair frame 5, and the chair back 6 is positioned above the limiting rod 7. And the connecting piece 2 is rotatably connected with the seat part 3, and the seat part 3 can rotate between the chair back 6 and the limiting rod 7 relative to the connecting piece 2.
When the user uses this chair, the user can rotate seat 3 downwards relative to connecting piece 2 until seat 3 and gag lever post 7 butt, and gag lever post 7 restriction seat 3 continues to rotate downwards to make seat 3 conveniently supply the user to sit up.
When the user need not to use the chair, the user can upwards rotate seat 3 relative to connecting piece 2, until seat 3 and back of the chair 6 butt, back of the chair 6 restriction seat 3 continues upwards to rotate, and the occupation space of reducible chair like this does benefit to the user and accomodates the chair.
It should be understood that the chair of the embodiment shown in fig. 1 is only an exemplary illustration and is not intended to specifically limit the chair of the embodiment of the present invention.
The seat 32 mechanism 1 of the present invention will now be described in detail by way of example.
Fig. 2 is a schematic structural diagram of a seat 32 mechanism 1 according to an embodiment of the present invention, and fig. 3 is an exploded view of the seat 32 mechanism 1 shown in fig. 2. Wherein the seat 32 mechanism 1 shown in fig. 2 can be applied to the chair shown in fig. 1.
Referring to fig. 2 and 3, the chair seat 32 mechanism 1 of the embodiment of the present invention includes a connecting member 2, a seat portion 3 and a rotating device. The turning device connects the seat 3 and the link 2.
Wherein, the rotating device comprises a rotating shaft 41, a slot 42 and an elastic friction piece 43, and the rotating shaft 41 is rotatably connected with the slot 42. Specifically, the rotating shaft 41 is a cylinder structure, the slot 42 is a cylinder structure, the rotating shaft 41 extends into the slot 42, and the wall surface of the rotating shaft 41 and the wall surface of the slot 42 can rotate relatively.
The seat 3 and the connecting element 2 are rotatably connected by the rotating shaft 41 and the slot 42. Specifically, the shaft 41 is provided on the seat 3, and the slot 42 is provided on the link 2. Alternatively, the shaft 41 is provided on the link 2 and the slot 42 is provided on the seat 3.
Fig. 4 is an enlarged view of a portion a of the exploded view of the seat 32 mechanism 1 shown in fig. 3, and fig. 5 is an enlarged view of a portion B of the exploded view of the seat 32 mechanism 1 shown in fig. 3.
As shown in fig. 4 and 5, the side surface of the link 2 includes the first abutment surface 21, and the side surface of the seat 3 includes the second abutment surface 31.
As shown in fig. 3 and 6, one side of the elastic friction member 43 abuts against the first abutment surface 21, and the other side of the elastic friction member 43 abuts against the second abutment surface 31. The elastic friction member 43 is, for example, a rubber member, or a wear-resistant rubber member.
Like this, the side butt of elasticity friction piece 43 and connecting piece 2, elasticity friction piece 43 still with the side butt of seat 3, when seat 3 and connecting piece 2 rotate relatively, elasticity friction piece 43 provides the frictional force to connecting piece 2 and seat 3 respectively, these frictional forces produce the effect of blockking to the relative rotation of seat 3 and connecting piece 2, thereby avoided seat 3 to rotate fast relative to connecting piece 2, especially the torsion that the frictional force that elasticity friction piece 43 provided formed and the torsion that the gravity of seat 3 self formed can offset the part each other at least, thereby avoided the gravity of seat 3 self to lead to seat 3 to turn down suddenly relative connecting piece 2, make the utility model discloses seat support 32 mechanism 1's of the embodiment use is safer and more reliable.
In addition, the elastic friction member 43 may be deformed, so that the elastic friction member 43 and the first abutting surface 21 may be brought into closer abutment, and the elastic friction member 43 and the second abutting surface 31 may be brought into closer abutment. Thereby increasing the frictional force between the elastic friction member 43 and the first abutment surface 21 and between the elastic friction member 43 and the second abutment surface 31.
To facilitate the installation of the elastic friction member 43, alternatively, as shown in fig. 3 and 6, the elastic friction member 43 has a ring-shaped structure, and the elastic friction member 43 is disposed around the rotating shaft 41. Thus, the elastic friction member 43 is sleeved in the rotating shaft 41, so that the installation of the elastic friction member 43 can be realized, and when the seat part 3 rotates relative to the connecting part 2, the position of the elastic friction member 43 can be limited by the rotating shaft 41, thereby avoiding the movement of the elastic friction member 43 at four places and ensuring the stable use of the function of the mechanism 1 of the seat 32.
In order to increase the friction provided by the elastic friction member 43, the first abutment surface 21 is optionally a non-flat planar structure. The second contact surface 31 has a non-flat planar structure. For example, as shown in fig. 4 and 5, the first contact surface 21 has a plurality of radial stripe structures, and the second contact surface 31 has a plurality of radial stripe structures.
Thus, when the elastic friction member 43 abuts against the first abutment surface 21, a larger frictional force can be generated. And, when the elastic friction member 43 and the second contact surface 31 are contacted, a larger frictional force can be generated. In this way, the elastic friction member 43 is further facilitated to promote the stable rotation of the seat 3 with respect to the link 2.
It should be understood that there are various implementations of the first abutment surface 21 and the second abutment surface 31, for example, a bump structure is provided on the first abutment surface 21 and the second abutment surface 31.
There are various specific connection manners of the seat portion 3 and the link member 2, and in one specific implementation, as shown in fig. 2 and 3, the seat portion 3 includes a seat 32 and a rotating portion 33, and the rotating portion 33 is disposed at a side edge of the seat 32. The slot 42 is provided on the rotating portion 33. One end of the rotating shaft 41 far away from the rotating part 33 is fixedly connected with the connecting piece 2. Wherein the seat 32 is adapted for seating a user. Thus, the rotating part 33 and the link 2 are rotatably connected by the slot 42 and the rotating shaft 41, and the link 2 supports the seat 3 by the rotating shaft 41.
In order to stably connect the seat 3 and the link 2, optionally, as shown in fig. 3 and 6, the rotating means further includes a stopper 44 and a washer 47.
The limiting member 44 includes a limiting end 45 and a connecting rod 46, and the limiting end 45 is fixedly connected with the connecting rod 46. Specifically, the cross-section of the restraint end 45 is larger than the cross-section of the link rod 46.
The washer 47 abuts the rotating portion 33, and the rotating portion 33 is located between the link 2 and the washer 47. The link 46 is fixedly connected to the rotary shaft 41 through a washer 47, and the stopper 45 abuts against the washer 47. So that the rotating portion 33 is restrained between the link 2 and the washer 47 and rotates relative to the link 2 between the link 2 and the washer 47, preventing the sliding-off of the rotating portion 33.
As shown in fig. 6, the link 46 of the stopper 44 is fixedly connected to the rotating shaft 41, the stopper end 45 of the stopper 44 abuts against the washer 47, the washer 47 abuts against the rotating portion 33, and the elastic friction member 43 is sandwiched between the link 2 and the rotating portion 33, so that the elastic friction member 43 is clamped between the link 2 and the rotating portion 33 by the stopper 44, increasing the friction force of the elastic friction member 43 against the link 2 and the rotating portion 33, which increases the resistance effect of the seat 3 when rotating relative to the link 2.
The connecting rod 46 and the rotating shaft 41 are fixedly connected in various ways, such as clamping, gluing, etc., and in the example shown in fig. 6, the connecting rod 46 and the rotating shaft 41 are screwed. Thus, the limiting member 44 can be conveniently fixed to the connecting rod 46 and the rotating shaft 41 by only turning the knob into the rotating shaft 41.
It should be understood that in some embodiments, the stop 44 is a screw.
In other embodiments of the present invention, in order to protect the connection between the limiting end 45 and the washer 47, the rotating device further comprises a film 8, the film 8 is connected to the end surface of the washer 47, and the film 8 covers the end surface of the limiting end 45.
Referring to fig. 4, 5 and 6, optionally, the rotating portion 33 is provided with a circular boss 34, the slot 42 is located in the circular boss 34, and the second abutting surface 31 is an end surface of the circular boss 34.
The connecting piece 2 is provided with a cavity structure 22, the cavity structure 22 is a cylindrical structure, and the rotating shaft 41 is located in the cavity structure 22, specifically, the rotating shaft 41 is fixedly connected with the bottom surface of the cavity structure 22. The first abutting surface 21 is a bottom surface of the cavity structure 22.
As shown in fig. 6, the annular boss 34 is embedded in the cavity structure 22, and the annular boss 34 is rotatably connected to the cavity structure 22.
In this way, the elastic friction member 43 is located in the cavity structure 22, and the elastic friction member 43 is sandwiched between the end surface of the circular boss 34 and the bottom surface of the cavity structure 22, thereby preventing the elastic friction member 43 from slipping off. Moreover, the rotary connection between the circular boss 34 and the cavity structure 22 and the rotary connection between the rotary shaft 41 and the slot 42 can make more contact surfaces between the seat part 3 and the connecting piece 2, and the rotary connection between the seat part 3 and the connecting piece 2 can be more stable.
In the embodiment of the present invention, optionally, the elastic friction member 43 is a rubber member, and particularly, the elastic friction member 43 is a wear-resistant rubber pad.
As shown in fig. 2 and 3, in order to equalize the forces of the seat 32 mechanism 1, the rotation of the seat 3 is more stable, and optionally, the number of the connecting members 2 is two and the number of the rotating means is two. Wherein one rotation device connects one side of the seat part 3 with one connecting piece 2 and the other rotation device connects the other side of the seat part 3 with the other connecting piece 2.
Thus, the two sides of the seat part 3 are respectively connected with the connecting piece 2 in the same way, the stress on the two sides of the seat part 3 is balanced, and when the connecting piece 2 rotates relatively, the rotation of the seat part 3 can be more stable.
It should be understood that in some embodiments of the present invention, the two sides of the seat 3 may be connected differently, for example, one side of the seat 3 abuts the elastic friction member 43 and the other side does not abut the elastic friction member 43. The embodiment of the present invention is not limited to this embodiment.
To sum up, the chair seat 32 mechanism 1 of the embodiment of the present invention includes a connecting member 2, a seat portion 3 and a rotating device, and the rotating device connects the seat portion 3 and the connecting member 2. Wherein, the rotating device comprises a rotating shaft 41, a slot 42 and an elastic friction piece 43, and the rotating shaft 41 is rotatably connected with the slot 42. The seat 3 and the connecting element 2 are rotatably connected by the rotating shaft 41 and the slot 42. The side of the link 2 comprises a first abutment surface 21 and the side of the seat 3 comprises a second abutment surface 31. One side of the elastic friction member 43 abuts against the first abutment surface 21, and the other side of the elastic friction member 43 abuts against the second abutment surface 31. Thus, by the abutting friction of the elastic friction member 43 against the side surface of the link 2 and the side surface of the seat portion 3, when the seat portion 3 and the link 2 rotate relatively, the elastic friction member 43 can provide friction force to the seat portion 3 and the link 2, so that the seat portion 3 and the link 2 can rotate relatively smoothly, and the seat portion 3 can rotate smoothly.
The embodiment of the utility model provides a chair is still provided, this chair can be as the chair of the embodiment shown in fig. 1 above.
The chair of the embodiment of the utility model comprises a chair frame 5 and a chair seat 32 mechanism 1.
The seat 32 mechanism 1 is the seat 32 mechanism 1 described in the above embodiments, for example, the seat 32 mechanism 1 shown in fig. 2 and 3.
The seat 32 mechanism 1 comprises a connecting piece 2, and the connecting piece 2 of the seat 32 mechanism 1 is fixedly connected with the chair frame 5.
In order to limit the range of rotation of the seat 3 of the seat 32 mechanism 1, the chair optionally further comprises a backrest 6 and a stop bar 7, as shown in fig. 1. The chair back 6 and the limiting rod 7 are arranged on the chair frame 5, and the chair back 6 is positioned above the limiting rod 7. In this way, the seat 3 of the seat 32 mechanism 1 can rotate between the backrest 6 and the stop lever 7 with respect to the connecting element 2 of the seat 32 mechanism 1.
The use scenario of the pivoting seat 32 mechanism 1 can be seen in fig. 7. The seat 3 is rotated in the target rotation direction 9 relative to the link 2. Specifically, the seat 3 is turned up relative to the link 2, and when the seat 3 abuts against the seatback 6, the seat 3 is restricted from turning up, and the chair is in the storage state, thereby effectively saving space. When a user needs to use the chair, the user turns the seat part 3 downwards relative to the connecting piece 2, when the seat part 3 is abutted to the limiting rod 7, the seat part 3 is limited to turn downwards, the chair is in a use state, and the user can sit on the seat part 3.
The utility model discloses seat 3 of chair has the upset function, is equipped with elasticity friction member 43 because of seat support 32 mechanism 1, and the elastic force of elasticity friction member 43 produces the resistance effect to the rotation of seat 3 relative connecting piece 2 to make seat 3 can be stable relative connecting piece 2's rotation. Especially, when making seat 3 turn over down effectively, through the partial gravity who offsets seat 3, can be so that seat 3 can slowly turn over down and move, avoid seat 3 to turn over down because of self gravity in the twinkling of an eye, make the user use the utility model discloses the chair of embodiment can be safe and reliable more.
To sum up, the chair of the embodiment of the present invention includes a chair frame 5 and a chair seat 32 mechanism 1. The seat 32 mechanism 1 comprises a connecting piece 2, a seat part 3 and a rotating device, wherein the rotating device is connected with the seat part 3 and the connecting piece 2. Wherein, the rotating device comprises a rotating shaft 41, a slot 42 and an elastic friction piece 43, and the rotating shaft 41 is rotatably connected with the slot 42. The seat 3 and the connecting element 2 are rotatably connected by the rotating shaft 41 and the slot 42. The side of the link 2 comprises a first abutment surface 21 and the side of the seat 3 comprises a second abutment surface 31. One side of the elastic friction member 43 abuts against the first abutment surface 21, and the other side of the elastic friction member 43 abuts against the second abutment surface 31. The connecting piece 2 of the chair seat 32 mechanism 1 is fixedly connected with the chair frame 5. Thus, by the abutting friction of the elastic friction member 43 against the side surface of the link 2 and the side surface of the seat portion 3, when the seat portion 3 and the link 2 rotate relatively, the elastic friction member 43 can provide friction force to the seat portion 3 and the link 2, so that the seat portion 3 and the link 2 can rotate relatively smoothly, and the seat portion 3 can rotate smoothly.
The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.
Claims (10)
1. A chair seat mechanism is characterized by comprising a connecting piece, a seat part and a rotating device, wherein the rotating device is connected with the seat part and the connecting piece;
the rotating device comprises a rotating shaft, a slotted hole and an elastic friction piece, and the rotating shaft is rotatably connected with the slotted hole;
the seat part is rotationally connected with the connecting piece through the rotating shaft and the slotted hole;
the side surface of the connecting piece comprises a first abutting surface, and the side surface of the seat part comprises a second abutting surface;
one side of the elastic friction piece is abutted against the first abutting surface, and the other side of the elastic friction piece is abutted against the second abutting surface.
2. The seat mechanism of claim 1,
the elastic friction piece is of an annular structure and is arranged around the rotating shaft.
3. The seat mechanism of claim 2,
the first abutting surface is of a non-flat plane structure;
the second abutting joint surface is of a non-flat plane structure.
4. The seat mechanism of claim 3,
the first abutting surface is provided with a plurality of radial stripe structures, and the second abutting surface is provided with a plurality of radial stripe structures.
5. The seat mechanism of claim 2,
the seat part comprises a seat and a rotating part, and the rotating part is arranged on the side edge of the seat;
the slotted hole is arranged on the rotating part;
one end of the rotating shaft, which is far away from the rotating part, is fixedly connected with the connecting piece.
6. Seat means according to claim 5,
the rotating device further comprises a limiting piece and a gasket;
the limiting part comprises a limiting end and a connecting rod, and the limiting end is fixedly connected with the connecting rod;
the packing ring with the portion butt rotates, it is located to rotate the position the connecting piece with between the packing ring, the connecting rod passes the packing ring with pivot fixed connection, spacing end with the packing ring butt.
7. Seat means according to claim 5,
the rotating part is provided with a circular boss, the slot hole is positioned in the circular boss, and the second abutting surface is the end surface of the circular boss;
the connecting piece is provided with a cavity structure, the cavity structure is a cylindrical structure, the rotating shaft is positioned in the cavity structure, and the first abutting surface is the bottom surface of the cavity structure;
the circular boss is embedded into the cavity structure, and the circular boss is rotatably connected with the cavity structure.
8. The seat mechanism of claim 1,
the elastic friction piece is a rubber piece;
the number of the connecting pieces is two, and the number of the rotating devices is two;
one of the rotating devices connects one side of the seat portion with one of the connecting members, and the other of the rotating devices connects the other side of the seat portion with the other of the connecting members.
9. A chair is characterized by comprising a chair frame and a chair seat mechanism;
the seat mechanism is as claimed in any one of claims 1 to 8;
the connecting piece of the chair seat mechanism is fixedly connected with the chair frame.
10. The chair according to claim 9,
the chair also comprises a chair back and a limiting rod;
the chair back and the limiting rod are arranged on the chair frame, and the chair back is positioned above the limiting rod;
the seat part of the seat mechanism can rotate between the chair back and the limiting rod relative to the connecting piece of the seat mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922173288.3U CN210870585U (en) | 2019-12-06 | 2019-12-06 | Seat support mechanism and chair |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922173288.3U CN210870585U (en) | 2019-12-06 | 2019-12-06 | Seat support mechanism and chair |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210870585U true CN210870585U (en) | 2020-06-30 |
Family
ID=71329155
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922173288.3U Active CN210870585U (en) | 2019-12-06 | 2019-12-06 | Seat support mechanism and chair |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210870585U (en) |
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2019
- 2019-12-06 CN CN201922173288.3U patent/CN210870585U/en active Active
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