CN214414520U - Front-back moving mechanism of swivel chair seat cushion - Google Patents
Front-back moving mechanism of swivel chair seat cushion Download PDFInfo
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- CN214414520U CN214414520U CN202120354390.8U CN202120354390U CN214414520U CN 214414520 U CN214414520 U CN 214414520U CN 202120354390 U CN202120354390 U CN 202120354390U CN 214414520 U CN214414520 U CN 214414520U
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Abstract
The utility model belongs to the technical field of the swivel chair, especially, relate to a back-and-forth movement mechanism of swivel chair seatpad. It has solved current swivel chair seatpad position defects such as can not the front and back regulation. The front and back moving mechanism of the swivel seat cushion comprises a fixed seat, wherein a front moving seat and a back moving seat are connected on the fixed seat through a front and back sliding guide structure, a vertical concave-convex locking matching structure is connected on at least any one side of the fixed seat in the width direction, the corresponding side of the front and back moving seat is connected with a concave-convex locking matching structure matched with the vertical concave-convex locking matching structure, a driving device is arranged on the front and back moving seat and drives the concave-convex locking matching structure to ascend and descend along the inclination direction of the inclined concave-convex locking matching structure, and the driving device drives the inclined concave-convex locking matching structure to ascend so as to cancel the cooperation of the inclined concave-convex locking matching structure and the vertical concave-convex locking matching structure. The utility model discloses the advantage: the adjustment of the front and rear positions of the seat cushion can be realized, and the practicability is improved.
Description
Technical Field
The utility model belongs to the technical field of the swivel chair, especially, relate to a back-and-forth movement mechanism of swivel chair seatpad.
Background
The structure of the swivel chair comprises a seat cushion, a backrest connected with the seat cushion and the like.
It can't carry out the removal of front and back position of traditional seatpad, leads to the unable regulation of distance between seatpad and the back, and it is relatively poor to use the travelling comfort.
SUMMERY OF THE UTILITY MODEL
The utility model aims at the above problems and provides a back-and-forth moving mechanism of a swivel chair seat cushion, which can solve the technical problems.
In order to achieve the above purpose, the utility model adopts the following technical proposal:
the front and back moving mechanism of the swivel seat cushion comprises a fixed seat, wherein a front moving seat and a back moving seat are connected on the fixed seat through a front and back sliding guide structure, a vertical concave-convex locking matching structure is connected on at least any one side of the fixed seat in the width direction, the corresponding side of the front and back moving seat is connected with a concave-convex locking matching structure matched with the vertical concave-convex locking matching structure, a driving device is arranged on the front and back moving seat and drives the concave-convex locking matching structure to ascend and descend along the inclination direction of the inclined concave-convex locking matching structure, and the driving device drives the inclined concave-convex locking matching structure to ascend so as to cancel the cooperation of the inclined concave-convex locking matching structure and the vertical concave-convex locking matching structure.
In foretell swivel seat pad's back-and-forth movement mechanism, vertical unsmooth locking cooperation structure is including setting up a plurality of vertical tooth in the at least arbitrary one side of fixing base width direction, the unsmooth locking cooperation structure of tilting including the slope uide bushing, the incline direction of slope uide bushing is from the top down towards fixed seat side slope, the lower extreme of slope uide bushing has uncovered, put along the slope uide bushing axial displacement's slope locking piece in the slope uide bushing, the lower extreme of slope locking piece stretches out to uncovered and be equipped with the vertical locking groove of slope at the lower extreme terminal surface of slope locking piece, arbitrary vertical tooth matches with the vertical locking groove of slope.
In the fore-and-aft movement mechanism of the swivel seat cushion, the upper side of one end, close to the opening, of the inclined guide sleeve is connected with a horizontal positioning part, and the horizontal positioning part is installed on the fore-and-aft movement seat.
In the forward-backward movement mechanism of the seat cushion of the swivel chair, a positioning notch is arranged on the lower surface of one side of the forward-backward movement seat, which is close to the horizontal positioning part, and the horizontal positioning part is fixed in the positioning notch.
In the forward and backward movement mechanism of the swivel seat cushion, a spring is arranged between the upper end of the inside of the inclined guide sleeve and the upper end of the inclined locking block, and the spring forces the inclined locking block to have a tendency of moving towards the vertical tooth side.
In the above-mentioned back-and-forth movement mechanism of the swivel seat cushion, the driving device includes a wire-controlled handle connected to an upper end of the inclined locking block, and the wire-controlled handle is provided at an end of the wire-controlled cable away from the inclined locking block and is mounted on the front and rear movement seats.
In the fore-and-aft movement mechanism of the swivel seat cushion, the fore-and-aft sliding guide structure comprises waist-shaped guide holes arranged at four corners of the fixed seat, guide pins for the waist-shaped guide holes to correspond one to one are arranged at corresponding positions of the fore-and-aft movement seat, and the guide pins are inserted into the waist-shaped guide holes one to one.
In the fore-and-aft movement mechanism of the swivel seat cushion, the fore-and-aft sliding guide structure further comprises lower convex guide flanges arranged on two sides of the fore-and-aft movement seat in the width direction, a guide groove body is formed between the two lower convex guide flanges, and the fixed seat is arranged in the guide groove body.
Compared with the prior art, the front-back moving mechanism of the seat cushion of the swivel chair has the advantages that:
utilize the unsmooth locking cooperation structure of tilting and vertical unsmooth locking cooperation structure's cooperation it can realize the position locking after the front and back position control, simultaneously, utilize the drive arrangement that the drive direction is the over-and-under type, it can be convenient for sit the direct operation on the swivel chair, convenient and swift, the practicality is strong.
Drawings
Fig. 1 is a schematic structural view of the back-and-forth moving mechanism provided by the present invention.
Fig. 2 is a schematic view of the fixing base structure provided by the present invention.
Fig. 3 is the utility model provides a unsmooth locking cooperation structure schematic diagram of tilting.
Fig. 4 is the utility model provides a unsmooth locking cooperation structure section structure schematic diagram of tilting.
Fig. 5 is a schematic structural view of the front and rear movable seat provided by the present invention.
Fig. 6 is a schematic structural view of the fixing base after the angle is finely adjusted.
Fig. 7 is a schematic view of the swivel chair structure provided by the present invention.
In the figure, a pad c0, a fixed seat c1, a guide pin c10, a front-back moving seat c2, a positioning notch c20, a waist-shaped guide hole c21, a lower convex guide flange c22, a vertical concave-convex locking matching structure c3, a vertical tooth c30, an inclined concave-convex locking matching structure c4, an inclined guide sleeve c40, an open c41, an inclined locking block c42, an inclined vertical locking groove c43, a horizontal positioning part c44, a spring c45, a driving device c5, a wire control cable c50 and a wire control handle c 51.
Detailed Description
The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.
Example one
As shown in fig. 7, the forward and backward moving mechanism of the seat cushion of the swivel chair comprises a fixed seat c1, a forward and backward moving seat c2 is connected to the fixed seat c1 through a forward and backward sliding guide structure, and a pad c0 is mounted on the forward and backward moving seat c 2.
As shown in fig. 1-6, at least any one side of the fixed seat c1 in the width direction is connected with a vertical concave-convex locking matching structure c3, the corresponding side of the front and rear moving seat c2 is connected with an inclined concave-convex locking matching structure c4 matched with the vertical concave-convex locking matching structure, a driving device c5 for driving the inclined concave-convex locking matching structure to ascend and descend along the inclined direction of the inclined concave-convex locking matching structure is arranged on the front and rear moving seat c2, and the driving device drives the inclined concave-convex locking matching structure to ascend so as to cancel the matching of the inclined concave-convex locking matching structure and the vertical concave-convex locking matching structure.
Utilize the unsmooth locking cooperation structure of tilting and vertical unsmooth locking cooperation structure's cooperation it can realize the position locking after the front and back position control, simultaneously, utilize drive direction be the drive arrangement c5 of over-and-under type, it can be convenient for sit the direct operation on the swivel chair, convenient and swift, the practicality is strong.
Specifically, the vertical concave-convex locking matching structure c3 of the present embodiment includes a plurality of vertical teeth c30 disposed on at least any one side of the width direction of the permanent seat c1, the inclined concave-convex locking matching structure c4 includes an inclined guide sleeve c40, the inclined direction of the inclined guide sleeve c40 is inclined from top to bottom towards the side of the permanent seat c1, the lower end of the inclined guide sleeve c40 has an open c41, an inclined locking block c42 axially moving along the inclined guide sleeve c40 is disposed in the inclined guide sleeve c40, the lower end of the inclined locking block c42 protrudes to the open and is provided with an inclined vertical locking groove c43 on the lower end surface of the inclined locking block c42, and any one of the vertical teeth c30 is matched with the inclined vertical locking groove c 43. By utilizing the matching of tilting and vertical, the control device can be convenient to control in real time and is more labor-saving.
Further, a horizontal positioning portion c44 is connected to an upper side of one end of the inclined guide sleeve c40 near the opening, and the horizontal positioning portion c44 is mounted on the front and rear moving seat c 2. The horizontal positioning portion c44 is provided to facilitate fixing the inclined guide sleeve c40, providing a stability. The horizontal positioning portion c44 is suspended above the opening. Next, a positioning notch c20 is formed in a lower surface of the front and rear moving seat c2 on a side close to the horizontal positioning portion c44, and the horizontal positioning portion c44 is fixed in the positioning notch c 20. This structure can further improve the compactness of the whole structure, and at the same time, can further improve the stability of the fixation of the inclined guide sleeve c 40.
Preferably, the horizontal positioning part c44 is U-shaped, and the positioning notch c20 is similar to the horizontal positioning part c44 in shape for directional installation.
A plurality of bolts penetrate through the horizontal positioning part c44 and are in threaded connection with threaded holes at the bottom of the positioning notch c 20.
Next, a spring c45 is provided between the inner upper end of the tilt guide sleeve c40 and the upper end of the tilt lock block c42, and the spring c45 urges the tilt lock block c42 to have a tendency to move toward the vertical tooth c30 side. The spring c45 has the functions of: when the inclined locking block c42 rises, the inclined locking block c42 is reset by a spring, so that the inclined vertical locking groove c43 on the inclined locking block c42 is matched with the vertical tooth c30 again, and the aim of locking is fulfilled.
Specifically, the driving device c5 of the present embodiment includes a wire control handle c50 connected to the upper end of the tilt lock block c42, a wire control knob c51 provided at an end of the wire control cable c50 remote from the tilt lock block c42, and a wire control knob c51 mounted on the front-rear movable base c 2. The wire control handle c51 pulls the wire control cable c50 to drive the inclined locking block c42 to be separated from the vertical teeth c30 upwards under the action of external force, so that the purpose of locking cancellation is achieved.
Specifically, the front-rear sliding guide structure of the present embodiment includes waist-shaped guide holes 21 provided at four corners of the fixed seat c1, and guide pins 10 for the waist-shaped guide holes 21 to correspond one to one are provided at corresponding positions of the front-rear moving seat 2, and the guide pins c10 are inserted into the waist-shaped guide holes c21 one to one. Secondly, the front and rear sliding guide structure further comprises lower convex guide edges c22 arranged at two sides of the front and rear moving seat c2 in the width direction, a guide groove body is formed between the two lower convex guide edges c22, and the fixed seat c1 is arranged in the guide groove body.
The lower convex guide flange c22 is used for sliding guide, and the guide pin c10 and the waist-shaped guide hole c21 are cooperated, so that double-safety guide during sliding can be realized, and the sliding stability and reliability are ensured.
An escape notch c23 is provided in one of the lower convex guide flanges c22, and the inclined guide sleeve 40 extends into the escape notch c23, thereby further improving the compactness.
In this embodiment, the wire control handle c51 forces the wire control cable c50 to be drawn upward under the action of external force and drives the inclined vertical locking groove c43 of the inclined locking block c42 to be separated from the vertical tooth c30, the front and rear moving seat c2 can move forward and backward relative to the fixed seat c1, when the wire control handle c51 moves to a set position, the external force is released, and under the action of the spring, the inclined vertical locking groove c43 is matched with the vertical tooth c30 at the position, so as to achieve the purpose of locking.
Example two
The working principle and structure of the embodiment are basically the same as those of the first embodiment, and the different structures are as follows: vertical unsmooth locking cooperation structure c3 is including setting up a plurality of vertical tooth c30 at the at least arbitrary one side of fixing base c1 width direction, forms the tooth's socket between two adjacent vertical tooth c30, slope unsmooth locking cooperation structure c4 include slope uide bushing c40, the slope direction of slope uide bushing c40 is for inclining towards fixing base c1 side from the top down, the lower extreme of slope uide bushing c40 has open c41, slope lock piece c42 along slope uide bushing c40 axial displacement is built-in to slope uide bushing c40, the lower extreme of slope lock piece c42 stretches out to the uncovered and be equipped with the inserted tooth that inserts in arbitrary tooth's socket at the lower extreme terminal surface of slope lock piece c42 to reach the locking purpose.
The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.
Claims (8)
1. A front-back moving mechanism of a swivel seat cushion comprises a fixed seat (1) and is characterized in that a front-back moving seat (2) is connected to the fixed seat (1) through a front-back sliding guide structure, a vertical concave-convex locking matching structure (3) is connected to at least any one side of the fixed seat (1) in the width direction, a corresponding side of the front-back moving seat (2) is connected with a vertical concave-convex locking matching structure (4) matched with the vertical concave-convex locking matching structure, a driving device (5) is arranged on the front-back moving seat (2) and drives the inclined concave-convex locking matching structure to ascend and descend along the inclination direction of the inclined concave-convex locking matching structure, and the driving device drives the inclined concave-convex locking matching structure to ascend so as to cancel the cooperation of the inclined concave-convex locking matching structure and the vertical concave-convex locking matching structure.
2. The mechanism of the swivel seat cushion for forward and backward movement according to claim 1, wherein the vertical concavo-convex locking engagement structure (3) comprises a plurality of vertical teeth (30) provided on at least either side in the width direction of the fixed base (1), the inclined concave-convex locking matching structure (4) comprises an inclined guide sleeve (40), the inclined direction of the inclined guide sleeve (40) is inclined from top to bottom towards the side of the fixed seat (1), the lower end of the inclined guide sleeve (40) is provided with an opening (41), the inclined guide sleeve (40) is internally provided with an inclined locking block (42) which axially moves along the inclined guide sleeve (40), the lower end of the inclined locking block (42) extends to the opening, an inclined vertical locking groove (43) is formed in the lower end face of the inclined locking block (42), and any one vertical tooth (30) is matched with the inclined vertical locking groove (43).
3. The forward and backward moving mechanism of a swivel seat cushion according to claim 2, wherein a horizontal positioning portion (44) is connected to an upper side of one end of the inclined guide sleeve (40) near the opening, and the horizontal positioning portion (44) is installed on the forward and backward moving seat (2).
4. The forward-backward movement mechanism of a swivel seat cushion according to claim 3, wherein a positioning notch (20) is formed on the lower surface of the forward-backward movement seat (2) near one side of the horizontal positioning portion (44), and the horizontal positioning portion (44) is fixed in the positioning notch (20).
5. The mechanism for the forward and backward movement of the seat cushion of the swivel chair according to claim 2, characterized in that a spring (45) is provided between the inner upper end of the tilt guide sleeve (40) and the upper end of the tilt lock block (42), the spring (45) forcing the tilt lock block (42) to have a tendency to move to the vertical tooth (30) side.
6. The mechanism for the forward and backward movement of a swivel seat cushion according to claim 2, characterized in that the driving means (5) comprises a wire control cable (50) connected to the upper end of the tilt locking block (42), a wire control handle (51) is provided at the end of the wire control cable (50) remote from the tilt locking block (42), and the wire control handle (51) is mounted on the front and rear movable seat (2).
7. The mechanism of the swivel seat cushion for the forward and backward movement according to claim 1, wherein the front and rear sliding guide structure comprises waist-shaped guide holes (21) provided at four corners of the fixed seat (1), guide pins (10) for the waist-shaped guide holes (21) to correspond one to one are provided at corresponding positions of the front and rear movable seat (2), and the guide pins (10) are inserted into the waist-shaped guide holes (21) one to one.
8. The mechanism of the forward and backward movement of the seat cushion of the swivel chair as claimed in claim 7, wherein the front and rear sliding guide structure further comprises a lower convex guide flange (22) disposed at both sides of the front and rear movable seat (2) in the width direction, a guide groove is formed between the two lower convex guide flanges (22), and the fixed seat (1) is disposed in the guide groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120354390.8U CN214414520U (en) | 2021-02-08 | 2021-02-08 | Front-back moving mechanism of swivel chair seat cushion |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120354390.8U CN214414520U (en) | 2021-02-08 | 2021-02-08 | Front-back moving mechanism of swivel chair seat cushion |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214414520U true CN214414520U (en) | 2021-10-19 |
Family
ID=78071225
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120354390.8U Active CN214414520U (en) | 2021-02-08 | 2021-02-08 | Front-back moving mechanism of swivel chair seat cushion |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214414520U (en) |
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2021
- 2021-02-08 CN CN202120354390.8U patent/CN214414520U/en active Active
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