CN210407764U - Seat base with backrest gear adjusting function and seat - Google Patents
Seat base with backrest gear adjusting function and seat Download PDFInfo
- Publication number
- CN210407764U CN210407764U CN201921127604.7U CN201921127604U CN210407764U CN 210407764 U CN210407764 U CN 210407764U CN 201921127604 U CN201921127604 U CN 201921127604U CN 210407764 U CN210407764 U CN 210407764U
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- base
- clamping
- seat
- block
- backrest
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Abstract
The utility model discloses a seat base with back gear regulatory function, include: a base body; a backrest connector; the swinging plate is provided with a butting block at one end close to the backrest connecting piece; and the gear adjusting mechanism can adjust the abutting block to vertically lift relative to the base body. The horizontal height of the abutting block is adjusted through the gear adjusting mechanism, the swinging amplitude of the backrest connecting piece is limited through the abutting of the abutting block and the backrest connecting piece, the purpose of adjusting the swinging amplitude of the backrest connecting piece through gears is achieved, and the requirements of users are met; simultaneously the utility model also provides an use the seat of above-mentioned seat base, and then make the user can adjust the purpose of the range of swing of this seat back with the gear.
Description
Technical Field
The utility model belongs to the technical field of the seat and specifically relates to a seat base and seat with back gear regulatory function.
Background
As is well known, with the development of society and the continuous progress of science and technology, people have higher requirements on the quality of life, and therefore people want to sit on seats more comfortably.
Therefore, chairs with casters are available in the market, so that a user can conveniently sit on the chair and move; or some chairs with lifting functions appear, and a user can adjust the chair to a proper height at will so as to be convenient for the user to use; the back of the seat can be rotatably arranged on the seat main body, meanwhile, a spring for driving the back to reset is arranged on the seat main body, when the back of a user depends on the back of the seat, the back can rotate to swing backwards, so that the user can lie backwards to relax the body of the user, although the back of the seat can swing backwards, the swinging amplitude of the back of the seat is generally larger, the user can not set the swinging amplitude of the back according to own requirements, and the user requirements can not be well met.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to solve one of the technical problem that exists among the prior art at least, provide a seat base with back gear regulatory function, provide a seat that can adjust back amplitude of oscillation simultaneously.
The utility model discloses a solve above-mentioned technical problem and adopt following technical scheme:
a seat base with a backrest gear adjusting function includes:
a base body;
the backrest connecting piece is rotatably arranged on the base main body, a connecting rod capable of swinging relative to the backrest connecting piece is movably arranged on the backrest connecting piece, and the other end of the connecting rod is movably connected with the base main body;
the swinging plate is movably arranged on the base main body, and one end of the swinging plate close to the backrest connecting piece is provided with an abutting block which can abut against the backrest connecting piece;
the gear adjusting mechanism is arranged between the base body and the butt block and can adjust the butt block to lift up and down relative to the base body.
As an improvement of the above technical solution, the gear adjusting mechanism includes a clamping block and more than two clamping grooves, one of the clamping block and the clamping groove is disposed on the base body, and the other is disposed on the abutting block; the clamping block and the clamping groove can move relatively to be close to clamping or to be away from each other for separation.
As a further improvement of the above technical solution, the clamping grooves are disposed on a side wall of the abutting block, and all the clamping grooves are sequentially arranged on the abutting block along a direction from top to bottom; the base main part is provided with a sliding channel, the clamping block is movably arranged in the sliding channel, and the clamping block can move along the sliding channel to be close to and embedded into the clamping groove or can move along the sliding channel to be far away from and be separated from the clamping groove.
The utility model discloses in, be provided with in the base main part and can exert force on the joint piece and make the joint piece automatic embedding canceling release mechanical system in the joint groove.
Preferably, the reset mechanism is a torsion spring, one torsion arm of the torsion spring is connected with the clamping block, and the other torsion arm of the torsion spring is abutted against the base main body.
Furthermore, a deflector rod capable of driving the clamping block to be far away from the clamping groove is movably arranged on the base main body; the base main body is provided with a rotating central shaft arranged along the vertical direction, the torsion spring is movably sleeved on the rotating central shaft, one torsion arm of the torsion spring is connected with the clamping block, and the other torsion arm of the torsion spring is connected with the deflector rod; when the shifting lever rotates relative to the base main body, the shifting lever can drive the torsion spring to rotate around the rotating central shaft, and the shifting spring can drive the clamping block to move away from the clamping groove.
A seat comprises a seat main body, wherein the seat base is arranged on the seat main body.
The utility model has the advantages that: because the seat base of the utility model is provided with the gear adjusting mechanism between the base main body and the butt block, the butt block is adjusted to be relative through the gear adjusting mechanism, the base main body is lifted up and down to adjust the horizontal height of the butt block, when the butt block at different horizontal heights is abutted with the backrest connecting piece, the butt block limits different swinging amplitudes of the backrest connecting piece relative to the seat base, thereby realizing adjusting the swinging amplitude of the backrest connecting piece in a gear manner and meeting the requirements of users; simultaneously the utility model also provides an use the seat of above-mentioned seat base, and then make the user can adjust the purpose of the range of swing of this seat back with the gear.
Drawings
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
Fig. 1 is a schematic structural view of a preferred embodiment of the present invention;
FIG. 2 is an exploded view of a portion of a preferred embodiment of the present invention;
fig. 3 is a schematic view of the internal structure of a preferred embodiment of the present invention;
FIG. 4 is a schematic structural view of a preferred embodiment of the present invention with the wobble plate and abutment block removed;
fig. 5 is a schematic view of a preferred embodiment of the present invention with the backrest connector and the connecting rod removed.
Detailed Description
This section will describe in detail the embodiments of the present invention, preferred embodiments of the present invention are shown in the attached drawings, which are used to supplement the description of the text part of the specification with figures, so that one can intuitively and vividly understand each technical feature and the whole technical solution of the present invention, but they cannot be understood as the limitation of the protection scope of the present invention.
In the description of the present invention, it should be understood that the orientation or positional relationship indicated with respect to the orientation description, such as up, down, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In the description of the present invention, a plurality of means are one or more, a plurality of means are two or more, and the terms greater than, less than, exceeding, etc. are understood as not including the number, and the terms greater than, less than, within, etc. are understood as including the number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.
In the description of the present invention, unless there is an explicit limitation, the words such as setting, installation, connection, etc. should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above words in combination with the specific contents of the technical solution.
Referring to fig. 1, a preferred embodiment of a seat base with a backrest gear adjusting function according to the present invention includes a base main body 10, a backrest connecting member 20 is rotatably installed on the base main body 10, the backrest connecting member 20 is used for being connected with a backrest, a connecting rod 21 capable of swinging relative to the backrest connecting member 20 is movably installed on the backrest connecting member 20, and the other end of the connecting rod 21 is movably connected with the base main body 10; referring to fig. 2, a swinging plate 30 capable of swinging in the vertical direction relative to the base body 10 is movably mounted on the base body 10, in this embodiment, a first pivot shaft 300 horizontally disposed is disposed on the base body 10, the middle portion of the swinging plate 30 is movably connected to the base body 10 through the first pivot shaft 300, an abutting block 31 capable of abutting against the backrest connecting member 20 is disposed at one end of the swinging plate 30 close to the backrest connecting member 20, the abutting block 31 is capable of swinging and lifting up and down along with the swinging plate 30, and a gear adjusting mechanism is further disposed between the base body 10 and the abutting block 31 and capable of adjusting the abutting block 31 to lift up and down relative to the base body 10.
Therefore, a user can adjust the horizontal height of the abutting block 31 by adjusting the abutting block 31 to ascend and descend in the vertical direction through the gear adjusting mechanism, so that when the backrest connecting member 20 rotates relative to the base body 10, the backrest connecting member 20 rotates to a certain angle and then abuts against the abutting block 31, thereby achieving the purpose of adjusting the rotation angle of the backrest connecting member 20, because when the abutting blocks 31 at different horizontal heights abut against the backrest connecting member 20, the abutting block 31 limits different swinging ranges of the backrest connecting member 20 relative to the seat base 10, when the abutting block 31 is at a higher horizontal position, the distance between the abutting block 31 and the backrest connecting member 20 is farther, the swinging range of the backrest connecting member 20 is larger, and when the abutting block 31 is at a lower horizontal position, the distance between the abutting block 31 and the backrest connecting member 20 is closer, and the swinging range of the backrest connecting member 20 is smaller, by adopting the structure, a user can adjust the swing amplitude of the backrest connecting piece in a gear position manner, and then adjust the swing amplitude of the backrest in a gear position manner, so that the requirements of the user are met.
Referring to fig. 3, in order to simplify the structure of the gear adjusting mechanism, preferably, the gear adjusting mechanism includes a clamping block 41 and more than two clamping grooves 42, as shown in fig. 2, in this embodiment, the number of the clamping grooves 42 is three, of course, the number of the clamping grooves 42 may also be four, five or more, the number of the clamping grooves 42 is the gear number of the gear adjusting mechanism, specifically, the number of the clamping grooves 42 may be set according to the gear requirement of the gear adjusting mechanism, the clamping block 41 is movably disposed on the base main body 10, and the clamping grooves 42 are disposed on one side wall of the abutting block 31; joint piece 41 is portable to be close to butt joint piece 31 and rather than one of them joint groove 42 looks joint, or joint piece 4 is portable to be kept away from butt joint piece 31 and with joint groove 42 release the joint to make butt joint piece 31 can follow swing board 30 swing and rise or descend, thereby be convenient for adjust butt joint piece 31's level, through adopting foretell structure, can make seat base's simple structure, be convenient for production and equipment.
In order to adjust the horizontal height of the abutting block 31, in the embodiment, three clamping grooves 42 are sequentially arranged on a side wall of the abutting block 31 facing the clamping block 41 along the direction from top to bottom; the base body 10 is provided with a sliding channel 11, the engaging block 41 is movably mounted in the sliding channel 11, the engaging block 41 can move along the sliding channel 11 to approach and be embedded in the engaging groove 42, or the engaging block 41 can move along the sliding channel 11 to move away and be pulled out from the engaging groove 42. Through adopting foretell structure, the joint piece 41 of both being convenient for removes and is close to or keeps away from joint groove 42 to make joint piece 41 and joint groove 42 joint back, through the fixed unchangeable of the level of slide channel 11 restriction joint piece 41, and then make the level with the butt piece 31 of joint piece 41 looks joint also keep unchangeable, reach the purpose of adjusting the level of butt piece 31.
Referring to fig. 4 and 5, in order to enable the clamping block 41 to automatically approach the abutting block 31 and be inserted into one of the clamping grooves 42, in the present embodiment, the base main body 10 is provided with a reset mechanism 50 capable of applying a force to the clamping block 41 and enabling the clamping block 41 to be automatically inserted into the clamping groove 42. Preferably, the reset mechanism 50 is a torsion spring, one torsion arm 500 of the torsion spring is connected to the clamping block 41, and the other torsion arm 500 of the torsion spring abuts against the base body 10. The reset mechanism 50 applies force to the clamping blocks 41 and drives the clamping blocks 41 to move close to the abutting blocks 31, so that the clamping blocks 41 are automatically embedded into one of the clamping grooves 42, the clamping blocks 41 are automatically clamped with the clamping grooves 42, the clamping blocks 41 are prevented from being accidentally separated from the clamping grooves 42, and the clamping of the clamping blocks 41 and the clamping grooves 42 is guaranteed to be firm and reliable.
Further, in order to facilitate a user to drive the clamping block 41 to be disengaged from the clamping groove 42, in this embodiment, a shift lever 60 capable of driving the clamping block 41 to be away from the clamping groove 42 is movably disposed on the base main body 10; the base body 10 is provided with a rotating central shaft 12 arranged along a vertical direction, the torsion spring is movably sleeved on the rotating central shaft 12, one torsion arm 500 of the torsion spring is connected with the clamping block 41, and the other torsion arm 500 of the torsion spring is connected with the deflector rod 60; when the shift lever 60 rotates relative to the base body 10, the shift lever 60 can drive the torsion spring to rotate around the rotation center shaft 12, and the shift spring can drive the engaging block 41 to move away from the engaging slot 42.
Meanwhile, the utility model also provides a seat that has used above-mentioned seat base, including a seat main part (not shown in the figure), dispose above-mentioned seat base in the seat main part. The seat of this embodiment is through adopting foretell seat base, consequently can install the back of seat on back connecting piece 20 to make the user can adjust the gear adjustment mechanism of seat base, and then the swing range of back connecting piece 20 is adjusted to the gear, realize the swing range of gear control back, satisfy user's demand.
The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge of those skilled in the art.
Claims (7)
1. A seat base with back gear adjustment function, its characterized in that includes:
a base body (10);
the backrest connecting piece (20) is rotatably arranged on the base main body (10), a connecting rod (21) capable of swinging relative to the backrest connecting piece (20) is movably arranged on the backrest connecting piece (20), and the other end of the connecting rod (21) is movably connected with the base main body (10);
the swinging plate (30) is movably arranged on the base main body (10), and one end of the swinging plate (30) close to the backrest connecting piece (20) is provided with an abutting block (31) which can abut against the backrest connecting piece (20);
the gear adjusting mechanism is arranged between the base body (10) and the abutting block (31), and can adjust the abutting block (31) to be opposite to the base body (10) to lift up and down.
2. The seat base with a backrest gear adjusting function according to claim 1,
the gear adjusting mechanism comprises a clamping block (41) and more than two clamping grooves (42),
one of the clamping block (41) and the clamping groove (42) is arranged on the base main body (10), and the other clamping block is arranged on the abutting block (31);
the clamping block (41) and the clamping groove (42) can move relatively to be close to clamping or be away from each other to be separated.
3. The seat base with the backrest gear adjusting function according to claim 2, characterized in that:
the clamping grooves (42) are arranged on one side wall of the abutting block (31), and all the clamping grooves (42) are sequentially arranged on the abutting block (31) along the direction from top to bottom;
the base body (10) is provided with a sliding channel (11), the clamping block (41) is movably installed in the sliding channel (11), the clamping block (41) can be moved close to and embedded into the clamping groove (42) along the sliding channel (11) or the clamping block (41) can be moved far away from and separated from the clamping groove (42) along the sliding channel (11).
4. A seat base having a back position adjusting function according to claim 3, wherein:
the base body (10) is provided with a reset mechanism (50) which can apply force to the clamping block (41) and enables the clamping block (41) to be automatically embedded into the clamping groove (42).
5. The seat base with the backrest gear adjusting function according to claim 4, characterized in that:
the reset mechanism (50) is a torsion spring, one torsion arm (500) of the torsion spring is connected with the clamping block (41), and the other torsion arm (500) of the torsion spring is abutted with the base main body (10).
6. The seat base with the backrest gear adjusting function according to claim 5, characterized in that:
a shifting lever (60) capable of driving the clamping block (41) to be far away from the clamping groove (42) is movably arranged on the base main body (10);
the base main body (10) is provided with a rotating central shaft (12) which is arranged along the vertical direction, the rotating central shaft (12) is movably sleeved with a torsion spring, one torsion arm (500) of the torsion spring is connected with the clamping block (41), and the other torsion arm (500) of the torsion spring is connected with the deflector rod (60);
when the shifting lever (60) rotates relative to the base main body (10), the shifting lever (60) can drive the torsion spring to rotate around the rotating central shaft (12), and the shifting spring can drive the clamping block (41) to move away from the clamping groove (42).
7. A seat comprising a seat body provided with a seat base as claimed in any one of claims 1 to 6.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201921127604.7U CN210407764U (en) | 2019-07-17 | 2019-07-17 | Seat base with backrest gear adjusting function and seat |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201921127604.7U CN210407764U (en) | 2019-07-17 | 2019-07-17 | Seat base with backrest gear adjusting function and seat |
Publications (1)
Publication Number | Publication Date |
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CN210407764U true CN210407764U (en) | 2020-04-28 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201921127604.7U Active CN210407764U (en) | 2019-07-17 | 2019-07-17 | Seat base with backrest gear adjusting function and seat |
Country Status (1)
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CN (1) | CN210407764U (en) |
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2019
- 2019-07-17 CN CN201921127604.7U patent/CN210407764U/en active Active
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