CN211704103U - Seat depth adjusting mechanism and seat - Google Patents
Seat depth adjusting mechanism and seat Download PDFInfo
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- CN211704103U CN211704103U CN201922191399.7U CN201922191399U CN211704103U CN 211704103 U CN211704103 U CN 211704103U CN 201922191399 U CN201922191399 U CN 201922191399U CN 211704103 U CN211704103 U CN 211704103U
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- sliding
- seat plate
- seat
- clamping groove
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Abstract
The utility model relates to a seat depth adjusting mechanism and a seat, which comprises a slot seat, a seat body and a slot strip, wherein the slot strip is formed by arranging a plurality of slots; the sliding seat comprises a first sliding piece capable of sliding in the front and back directions and a second sliding piece capable of sliding in the left and right directions, the first sliding piece comprises an oblique guide rail, and the second sliding piece comprises a latch capable of being clamped into the clamping groove and a sliding tooth in sliding connection with the oblique guide rail; when the first sliding piece slides forwards and backwards, the inclined guide rail drives the second sliding piece to slide left and right so as to realize the clamping of the teeth or the clamping of the teeth in or out of the clamping groove; the chair seat comprises a lower seat plate and an upper seat plate, and a depth adjusting mechanism is connected between the upper seat plate and the lower seat plate; the clamping groove seat is connected with one of the upper seat plate or the lower seat plate, and the sliding seat is connected with the other of the upper seat plate or the lower seat plate. Compared with the prior art, the utility model discloses can follow children and grow up, avoid when different height crowds take thigh portion tired, have advantages such as travelling comfort and applicable extensive.
Description
Technical Field
The utility model relates to the technical field of furniture, in particular to seat portion depth adjustment mechanism and seat support.
Background
The seat part functions of the seat in the current market mainly comprise rotation and height adjustment functions, but the related functions of adjusting the depth of the seat part aiming at the thigh length difference of the children in different growth periods or people with different heights do not relate to the prior art; further, in the case that the thigh part of the user is long, when the user sits on the seat with the conventional depth, the thigh part above the knee is in a suspended state, and for example, in the case that the thigh part of the user is short, when the user sits on the seat with the conventional depth or needs to further fit the backrest, the thigh part above the knee is positioned at the front end of the seat or above the seat, and after sitting for a long time, limb fatigue is easily generated, and the comfort is poor; therefore, the prior chair seat can not be applied to the growth process of children for a long time, has short service cycle, can not be applied to people with different heights to take, and has narrow application range.
In order to overcome the deficiencies in the prior art, the utility model provides a can follow children and grow up, when avoiding different height crowds to take thighs portion tired, have the comfort and be suitable for advantage such as extensive seat depth adjustment mechanism and seat support.
SUMMERY OF THE UTILITY MODEL
The utility model overcomes exist not enough among the above-mentioned prior art, provide one kind can follow children and grow up, when avoiding different height crowds to take thigh portion fatigue, have the comfort and be suitable for advantage such as extensive seat depth adjustment mechanism and seat support.
The technical scheme of the utility model is realized like this:
a seat depth adjustment mechanism comprising:
the clamping groove seat comprises a seat body and a clamping groove strip arranged on the seat body, wherein the clamping groove strip is formed by arranging a plurality of clamping grooves in the front-back direction;
the sliding seat comprises a first sliding piece capable of sliding in the front and back directions and a second sliding piece capable of sliding in the left and right directions, wherein the first sliding piece comprises an oblique guide rail, and the second sliding piece comprises a latch capable of being clamped into the clamping groove and a sliding tooth in sliding connection with the oblique guide rail;
when the first sliding piece slides forwards and backwards, the inclined guide rail drives the second sliding piece to slide left and right through the sliding teeth so as to realize the clamping teeth or clamping or separating from the clamping groove.
In the utility model, the oblique guide rails are obliquely arranged relative to the front and back direction and the left and right direction; the distance between the oblique guide rail and the clamping groove strip in the left and right directions is increased or decreased in the front and back directions, so that when the first sliding piece slides forwards and backwards, the oblique guide rail slides along the first sliding piece in the front and back directions, the sliding oblique guide rail pulls or pushes the clamping teeth to slide and move in the left and right directions through the sliding teeth (namely, the distance between the sliding teeth and the clamping groove strip in the left and right directions is increased or decreased in the front and back directions), and the clamping teeth are clamped (locked) or separated (unlocked) from the clamping groove, so that the chair seat can be adjusted and positioned at different depths, can grow along with children, avoid fatigue of thighs when people with different heights take the chair, and is good in comfort and wide in application range; wherein the draw-in groove strip is arranged by a plurality of draw-in grooves in the front and back direction and is formed for the latch can block in the draw-in groove of difference, realizes the regulation and the location of the different depths of seat support, also guarantees that the range of seat depth regulation is great, increases application scope.
Preferably, an acute angle is formed between the inclined guide rail and the sliding direction of the first sliding piece when the clamping teeth are driven to be separated from the clamping grooves.
Preferably, the slot strips comprise two rows which are arranged in a bilateral symmetry mode, the first sliding pieces are arranged between the two rows of slot strips, the inclined guide rails and the second sliding pieces comprise two rows which are arranged in a bilateral symmetry mode, and the second sliding pieces on the same side are arranged between the inclined guide rails and the slot strips on the same side.
Two rows of clamping groove strips, two oblique guide rails and two second sliding pieces which are symmetrically arranged are arranged, so that the locking stability of the seat part during and after depth adjustment can be enhanced, the firmness is increased, and the service life is effectively prolonged.
A chair seat comprises the seat depth adjusting mechanism, and the seat depth adjusting mechanism comprises a lower seat plate and an upper seat plate capable of sliding back and forth relative to the lower seat plate, wherein the depth adjusting mechanism is connected between the upper seat plate and the lower seat plate and is used for realizing the state that the upper seat plate slides or is locked relative to the lower seat plate; wherein the clamping groove seat is connected with one of the upper seat plate or the lower seat plate, and the sliding seat is connected with the other of the upper seat plate or the lower seat plate.
When the latch is separated from the clamping groove (unlocked), the upper seat plate can slide back and forth relative to the lower seat plate to realize the depth adjustment of the seat part, and when the latch is clamped into the clamping groove (locked), the upper seat plate and the lower seat plate are relatively fixed to realize the positioning and locking after the depth adjustment of the seat part; the utility model discloses the user can adjust suitable degree of depth according to the demand of self, can follow children and grow up, when avoiding different height crowds to take thigh portion fatigue, and the travelling comfort is good, and the range of application is wide.
Preferably, the slot seat is fixedly connected with one of the upper seat plate and the lower seat plate, and the sliding seat is slidably connected with the other of the upper seat plate and the lower seat plate.
The sliding seat is connected with the other one of the upper seat plate or the lower seat plate in a sliding manner, and the sliding seat and the slot seat are locked or unlocked by sliding of the sliding seat, so that the sliding or positioning state between the upper seat plate and the lower seat plate is realized.
Preferably, a return spring is arranged between the sliding seat and the upper seat plate or between the sliding seat and the lower seat plate connected with the sliding seat, one end of the return spring abuts against the first sliding piece, the other end of the return spring abuts against the corresponding upper seat plate or the lower seat plate, and the latch is clamped into the clamping groove by resetting the first sliding piece.
After the user has adjusted the slip range of going up the bedplate, release first sliding member, realize the reseing of first sliding member under reset spring's drive for in the draw-in groove is gone into to the latch that breaks away from the draw-in groove steadily, when not sliding first sliding member, the latch that the card goes into in the draw-in groove also can not break away from rather than the draw-in groove of card income, stability is good.
Preferably, a limiting structure used for limiting the sliding stroke of the first sliding piece is arranged between the sliding seat and the upper seat plate or between the sliding seat and the lower seat plate connected with the sliding seat, and the limiting structure comprises a limiting waist-shaped groove and a limiting tooth which are in sliding connection; the limiting waist-shaped groove is formed in the first sliding piece, and the limiting teeth are arranged on the corresponding upper seat plate or the corresponding lower seat plate.
The sliding stroke of the first sliding piece in the front-back direction is prevented from being too long or too short, the matching relation between the latch and the clamping groove is prevented from being affected, the seat portion is prevented from being adjusted unsmoothly, and the efficiency is reduced.
Preferably, the slot seat is connected with one of the upper seat plate and the lower seat plate, and the other of the upper seat plate and the lower seat plate is provided with a limiting sliding groove which is connected with the slot strip in a sliding manner.
The stroke that the restriction upper seat board slideed, stability and the security that the user of being convenient for took also are stable when the upper seat board of being convenient for slided, can not the roll-off, realize simultaneously that the latch passes spacing spout card and goes into the draw-in groove.
Preferably, the upper seat plate and the lower seat plate are slidably connected through a slide bar and a slide rail, wherein the slide bar is arranged on one of the upper seat plate or the lower seat plate, the slide rail is arranged on the other of the upper seat plate or the lower seat plate, and stopping parts are arranged at the front end and the rear end of the slide rail.
The sliding connection between the upper seat plate and the lower seat plate is realized, wherein the stopping part is used for preventing the upper seat plate and the lower seat plate from being separated.
Preferably, the upper seat plate and the lower seat plate are slidably connected through a sliding strip and a sliding rail, wherein the sliding strip is arranged on the left side and the right side of the seat body, the sliding rail is arranged on the upper seat plate or the lower seat plate connected with the sliding seat, and stopping parts are arranged at the front end part and the rear end part of the sliding rail.
The seat body is connected with one of the upper seat plate or the lower seat plate, the left side edge and the right side edge of the seat body are provided with the slide bars, the sliding seat is connected with the other of the upper seat plate or the lower seat plate, the slide rails are arranged on the upper seat plate or the lower seat plate connected with the sliding seat, the sliding connection between the upper seat plate and the lower seat plate is realized, and the stopping part is used for preventing the separation of the upper seat plate and the lower seat plate.
Preferably, the sliding strip is provided with an elastic piece which is elastically extruded with the sliding rail.
On the one hand, the friction force between the sliding rail and the sliding strip can be enhanced, the stability of adjustment is convenient, and meanwhile, the smoothness of sliding is not influenced.
Preferably, the first sliding member includes a first guide portion, and a first guide groove for guiding the first guide portion to slide back and forth is formed in the upper seat plate or the lower seat plate connected to the sliding seat.
The accuracy and stability of the first sliding member in the front-rear direction are enhanced.
Preferably, the latch and the sliding tooth are respectively located at two end portions of the second sliding member, the middle portion of the second sliding member is a second guide portion, and a second guide groove for guiding the second guide portion to slide left and right is formed in the upper seat plate or the lower seat plate connected with the sliding seat.
The accuracy and stability of the sliding of the second sliding member in the left-right direction are enhanced.
Adopted above-mentioned technical scheme the beneficial effects of the utility model are that:
the utility model provides a can follow children and grow up, thigh portion is tired, have advantages such as travelling comfort and suitability extensive when avoiding different height crowds to take seat depth adjustment mechanism and seat support. In the utility model, the oblique guide rails are obliquely arranged relative to the front and back direction and the left and right direction; the distance between the oblique guide rail and the clamping groove strip in the left and right directions is increased or decreased progressively in the front and back directions, therefore, when the first sliding piece slides forwards and backwards, the oblique guide rail slides along the front and back directions along with the first sliding piece, the sliding oblique guide rail pulls or pushes the clamping teeth to slide and move in the left and right directions through the sliding teeth (namely, the distance between the sliding teeth and the clamping groove strip in the left and right directions is increased or decreased progressively in the front and back directions), and therefore the clamping teeth are clamped (locked) or separated (unlocked) from the clamping groove, and the adjustable clamping groove is applied to adjustment and positioning of different depths of the seat, can follow the growth of children, avoids fatigue of thighs when people with different heights take, and is good in comfort and wide in application range.
Drawings
FIG. 1 is a schematic view of the overall structure of the depth adjustment mechanism according to the present embodiment;
FIG. 2 is a simplified exploded view of FIG. 1;
FIG. 3 is a schematic structural view of a first runner;
FIG. 4 is a schematic view of the overall structure of the chair seat of the present embodiment;
FIG. 5 is a schematic diagram of the exploded structure of FIG. 4;
FIG. 6 is an enlarged view of portion A of FIG. 5;
FIG. 7 is an enlarged view of the portion B of FIG. 5;
FIG. 8 is a schematic view of the internal structure of FIG. 4 with the seat surface removed;
FIG. 9 is an enlarged view of the portion C of FIG. 8;
FIG. 10 is an internal view of FIG. 8 with the first runner removed;
FIG. 11 is an enlarged view of the portion D of FIG. 10;
FIG. 12 is a schematic view of the internal structure of FIG. 10 with the upper seat plate removed;
FIG. 13 is an internal view of FIG. 12 with the second runner removed;
FIG. 14 is a schematic view of the underside of the seat;
FIG. 15 is another view of the underside of the seat;
FIG. 16 is an enlarged view of section E of FIG. 15;
reference numerals:
the sliding seat comprises a slot seat 100, a seat body 101, a sliding strip 1011, an elastic piece 10111, a slot strip 102, a slot 1021, a first sliding piece 201, an inclined guide rail 2011, a limit waist-shaped groove 2012, a first guide part 2013, a second sliding piece 202, a latch 2021, a sliding tooth 2022, a second guide part 2023, a lower seat plate 300, an upper seat plate 400, a limit sliding groove 401, a sliding rail 402, a limit tooth 403, a first guide groove 404, a second guide groove 405, a butting part 406, a seat surface 500, a return spring 600 and a handle 700.
Detailed Description
The specific implementation manner of the utility model is as follows:
it should be noted that the reference orientations, such as front, rear, left, right, etc., related to the present embodiment are described in the normal use state of the user seated on the seat, for example, the "front" is the front of the user.
Example (b):
as shown in fig. 1-16:
a seat depth adjustment mechanism comprising:
a card slot seat 100 including a seat body 101 and a card slot bar 102 disposed on the seat body 101, the card slot bar 102 being formed by arranging 6 card slots 1021 in the front-rear direction, specifically, the card slot bar 102 includes two rows symmetrically disposed in the left-right direction;
a sliding seat which comprises a first sliding piece 201 capable of sliding in the front-back direction and a second sliding piece 202 capable of sliding in the left-right direction, wherein the first sliding piece 201 is arranged between two rows of the slot strips 102;
specifically, the first sliding member 201 includes two oblique guide rails 2011 that are arranged in bilateral symmetry, the second sliding member 202 includes two that are arranged in bilateral symmetry, the second sliding member 202 includes latch 2021 that can be blocked into the card slot 1021, and sliding tooth 2022 with oblique guide rail 2011 sliding connection, the second sliding member 202 of homonymy is arranged between the oblique guide rail 2011 and the card slot bar 102 of homonymy, wherein an acute angle is formed between the oblique guide rail 2011 and the sliding direction when the first sliding member 201 drives the latch 2021 to break away from the card slot 1021, and for convenience of operation, the horn-shaped opening that two oblique guide rails 2011 form faces the place ahead.
When the first sliding member 201 slides back and forth, the inclined guide rail 2011 slides in the front and back direction along with the first sliding member 201, and the sliding inclined guide rail 2011 pulls or pushes the latch 2021 to slide and displace in the left and right direction through the sliding tooth 2022, so that the latch 2021 is clamped or separated into or from the clamping groove 1021.
A chair seat comprises a seat depth adjusting mechanism as described above, which comprises a lower seat plate 300 (below which a supporting component is arranged, the supporting component generally comprises a chassis, a vertical rod, chair legs and the like) and an upper seat plate 400 (above which a seat surface 500 is arranged) which can slide back and forth relative to the lower seat plate 300, wherein the depth adjusting mechanism is connected between the upper seat plate 400 and the lower seat plate 300 for realizing the sliding or locking state of the upper seat plate 400 relative to the lower seat plate 300; wherein the slot seat 100 is fixedly connected with the lower seat plate 300, and the sliding seat is slidably connected with the upper seat plate 400; the upper seat plate 400 is provided with a limiting sliding groove 401, and the limiting sliding groove 401 is slidably connected with the clamping groove strip 102; the left side and the right side of the seat body 101 are provided with sliding strips 1011, the upper seat plate 400 is provided with sliding rails 402 which are in sliding connection with the sliding strips 1011 to realize the sliding connection between the upper seat plate 400 and the lower seat plate 300, wherein the front end and the rear end of each sliding rail 402 are provided with stopping parts; the slide bar 1011 is provided with a curved elastic member 10111 elastically pressed against the slide rail 402.
Furthermore, a return spring 600 is disposed between the sliding seat and the upper seat plate 400, one end of the return spring 600 abuts against the first sliding member 201, and the other end abuts against the abutting portion 406 of the upper seat plate 400, so that the latch 2021 is locked into the locking groove 1021 by resetting the first sliding member 201.
A limiting structure for limiting the sliding travel of the first sliding piece 201 is further arranged between the sliding seat and the upper seat plate 400, and the limiting structure comprises a limiting waist-shaped groove 2012 arranged on the first sliding piece 201 in a sliding connection manner and a limiting tooth 403 arranged on the upper seat plate 400.
In order to enhance the stability and accuracy of the sliding of the first sliding member 201 and the second sliding member 202, the first sliding member 201 includes a first guiding portion 2013, and a first guiding groove 404 for guiding the first guiding portion 2013 to slide back and forth is opened on the upper seat plate 400; the latch 2021 and the sliding tooth 2022 are respectively located at two end portions of the second sliding member 202, the middle portion of the second sliding member 202 is a second guiding portion 2023, and the upper seat plate 400 is provided with a second guiding groove 405 for guiding the second guiding portion 2023 to slide left and right.
In addition, the inclined guide rail is located at the rear part of the first sliding member 201, the front end of the first sliding member 201 is connected with the handle 700, and the handle 700 is simultaneously located at the front part of the upper seat plate 400, so that the user can operate the sliding of the upper seat plate 400 when riding, and the seat is efficient and convenient.
During specific operation, the first sliding piece 201 is pulled forwards through the handle 700, the inclined guide rail 2011 slides forwards along with the first sliding piece 201, the distance between the sliding teeth 2022 and the clamping groove strips 102 in the left-right direction is increased progressively through the inclined guide rail 2011 of sliding, namely the trend that the clamping teeth 2021 are separated from the clamping grooves 1021 is obtained, until the clamping teeth 2021 are separated from the clamping grooves 1021, the upper seat plate 400 can realize front-back sliding adjustment relative to the lower seat plate 300, when the required depth length is adjusted, the handle 700 is released, the first sliding piece 201 slides backwards under the action of the return spring 600, the distance between the sliding teeth 2022 and the clamping groove strips 102 in the left-right direction is decreased progressively, namely the trend that the clamping teeth 2021 are clamped into the clamping grooves 1021 is obtained, and the upper seat plate 400 is locked with the lower seat plate 300 until the clamping teeth 2021 are clamped into the clamping; thereby realizing the adjustment and the positioning of different depths of the chair seat.
The above description in this specification is merely illustrative of the present invention. Various modifications, additions and substitutions may be made by those skilled in the art without departing from the scope of the invention as defined in the accompanying claims.
Claims (10)
1. A seat depth adjustment mechanism, comprising:
the clamping groove seat comprises a seat body and a clamping groove strip arranged on the seat body, wherein the clamping groove strip is formed by arranging a plurality of clamping grooves in the front-back direction;
the sliding seat comprises a first sliding piece capable of sliding in the front and back directions and a second sliding piece capable of sliding in the left and right directions, wherein the first sliding piece comprises an oblique guide rail, and the second sliding piece comprises a latch capable of being clamped into the clamping groove and a sliding tooth in sliding connection with the oblique guide rail;
when the first sliding piece slides forwards and backwards, the inclined guide rail drives the second sliding piece to slide left and right through the sliding teeth so as to realize the clamping teeth or clamping or separating from the clamping groove.
2. A seat depth adjustment mechanism according to claim 1, wherein: an acute angle is formed between the inclined guide rail and the sliding direction of the first sliding piece when the clamping teeth are driven to be separated from the clamping grooves.
3. A seat depth adjustment mechanism according to claim 1, wherein: the clamping groove strips comprise two rows which are arranged in a bilateral symmetry mode, the first sliding piece is arranged between the two rows of clamping groove strips, the inclined guide rails and the second sliding pieces comprise two which are arranged in a bilateral symmetry mode, and the second sliding pieces on the same side are arranged between the inclined guide rails and the clamping groove strips on the same side.
4. A chair seat, which is characterized in that: the seat depth adjusting mechanism comprises a lower seat plate and an upper seat plate which can slide back and forth relative to the lower seat plate, wherein the depth adjusting mechanism is connected between the upper seat plate and the lower seat plate and is used for realizing the state that the upper seat plate slides or is locked relative to the lower seat plate; wherein the clamping groove seat is connected with one of the upper seat plate or the lower seat plate, and the sliding seat is connected with the other of the upper seat plate or the lower seat plate.
5. A seat base according to claim 4, in which: the clamping groove seat is fixedly connected with one of the upper seat plate or the lower seat plate, and the sliding seat is in sliding connection with the other of the upper seat plate or the lower seat plate.
6. A seat base according to claim 4, in which: and a return spring is arranged between the sliding seat and the upper seat plate connected with the sliding seat or between the lower seat plate, one end of the return spring is abutted against the first sliding part, the other end of the return spring is abutted against the corresponding upper seat plate or the lower seat plate, and the first sliding part is reset to further realize that the latch is clamped into the clamping groove.
7. A seat base according to claim 4, in which: a limiting structure used for limiting the sliding stroke of the first sliding piece is arranged between the sliding seat and the upper seat plate or between the sliding seat and the lower seat plate connected with the sliding seat, and the limiting structure comprises a limiting waist-shaped groove and a limiting tooth which are connected in a sliding manner; the limiting waist-shaped groove is formed in the first sliding piece, and the limiting teeth are arranged on the corresponding upper seat plate or the corresponding lower seat plate.
8. A seat base according to claim 4, in which: the clamping groove seat is connected with one of the upper seat plate or the lower seat plate, the other one of the upper seat plate or the lower seat plate is provided with a limiting sliding groove, and the limiting sliding groove is connected with the clamping groove strip in a sliding mode.
9. A seat base according to claim 4, in which: the upper seat plate and the lower seat plate are connected in a sliding mode through a sliding strip and a sliding rail, the sliding strip is arranged on one of the upper seat plate or the lower seat plate, the sliding rail is arranged on the other of the upper seat plate or the lower seat plate, and stopping portions are arranged at the front end portion and the rear end portion of the sliding rail.
10. A seat base according to claim 4, in which: the upper seat plate and the lower seat plate are in sliding connection through the sliding strips and the sliding rails, the sliding strips are arranged on the left side edge and the right side edge of the seat body, the sliding rails are arranged on the upper seat plate or the lower seat plate connected with the sliding seat, and stopping portions are arranged at the front end portion and the rear end portion of the sliding rails.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922191399.7U CN211704103U (en) | 2019-12-09 | 2019-12-09 | Seat depth adjusting mechanism and seat |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922191399.7U CN211704103U (en) | 2019-12-09 | 2019-12-09 | Seat depth adjusting mechanism and seat |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211704103U true CN211704103U (en) | 2020-10-20 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922191399.7U Active CN211704103U (en) | 2019-12-09 | 2019-12-09 | Seat depth adjusting mechanism and seat |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211704103U (en) |
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2019
- 2019-12-09 CN CN201922191399.7U patent/CN211704103U/en active Active
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