CN220069260U - Seat leg props adjusting structure - Google Patents
Seat leg props adjusting structure Download PDFInfo
- Publication number
- CN220069260U CN220069260U CN202321708875.8U CN202321708875U CN220069260U CN 220069260 U CN220069260 U CN 220069260U CN 202321708875 U CN202321708875 U CN 202321708875U CN 220069260 U CN220069260 U CN 220069260U
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- leg support
- adjusting
- leg
- seat
- lever
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- 230000007246 mechanism Effects 0.000 claims abstract description 46
- 230000001105 regulatory effect Effects 0.000 claims abstract description 9
- 230000000694 effects Effects 0.000 claims description 7
- 238000007789 sealing Methods 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000007792 addition Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Chair Legs, Seat Parts, And Backrests (AREA)
Abstract
The utility model relates to a seat leg support adjusting structure. The leg support solves the technical problems that the use of a customer is affected due to the fact that an existing leg support cannot be adjusted. The leg support plate is movably arranged on one side of the lower end of the seat cushion, a leg support rotating sleeve is arranged on one side of the leg support plate and is sleeved on a leg support adjusting shaft connected with the seat cushion, a plurality of adjusting gears are circumferentially arranged on the leg support adjusting shaft, at least one group of lever type adjusting control mechanisms capable of circumferentially positioning at least one adjusting gear among the plurality of adjusting gears to enable the leg support rotating sleeve and the leg support adjusting shaft to be circumferentially locked are movably arranged on the outer side of the leg support rotating sleeve, and a pressing operation mechanism capable of enabling the leg support rotating sleeve and the leg support adjusting shaft to be circumferentially locked or unlocked is movably arranged on the outer side of the leg support rotating sleeve. The advantages are that: the device is fixed leg fagging and leg props the regulating spindle through lever regulation control mechanism, and the locking hole can be adjusted according to different customer demands simultaneously to cooperation pressing operation mechanism and elastic support subassembly increase travelling comfort and stability.
Description
Technical Field
The utility model belongs to the technical field of seat leg supports, and particularly relates to a seat leg support adjusting structure.
Background
The chair is widely applied to various occasions as furniture commonly used in daily life of people, and various chairs are appeared on the market due to the universality of the use of the chair so as to meet different demands of people. When people sit on the seat for a long time and work, the lower legs are easy to fatigue, so that the working state is influenced, the fatigue feeling of office workers for sitting for a long time is relieved, and then a leg support or leg support structure is arranged on many seats for people to put legs for rest, but the angle of the existing leg support or leg support structure is generally fixed, the angle cannot be adjusted according to different users, and the use is inconvenient.
Disclosure of Invention
The utility model aims to solve the problems and provide a seat leg support adjusting structure.
In order to achieve the above purpose, the present utility model adopts the following technical scheme: the utility model provides a seat leg props adjusting structure, includes the activity setting leg fagging in seat cushion lower extreme one side, leg fagging one side have the leg props that the cover was located on the leg props regulating spindle that links to each other with the seat cushion and rotate the cover, leg props regulating spindle circumference have a plurality of adjustment gears, leg props and rotates the cover outside activity and be equipped with at least one in a set of and can adjust gear circumference location and make leg props rotation cover and leg props regulating spindle circumference locking lever type adjustment control mechanism in a plurality of adjustment gears, leg props rotation cover outside activity be equipped with and enables leg props rotation cover and leg props regulating spindle and keep circumference locking or release circumference locking's press operating mechanism. The leg supporting plate is rotationally connected with the leg supporting adjusting shaft in the circumferential direction through the leg supporting rotating sleeve, and locking of different angles of the leg supporting plate and the leg supporting adjusting shaft is realized by utilizing the lever type adjusting control mechanism and the pressing operation mechanism, so that the use requirements of different clients are met, and the practicability is improved.
In the above-mentioned chair leg support adjusting structure, the leg support rotating sleeve is tubular and the leg support rotating sleeve outside is connected with the leg support plate through the leg support rotating seat with an inner cavity, and the lever type adjusting control mechanism and the pressing operation mechanism are both arranged in the leg support rotating seat. The leg support rotating seat is an operation part, and meanwhile, the leg support rotating seat can also protect the lever type adjusting control mechanism and the pressing operation mechanism.
In the above-mentioned chair leg support adjusting structure, the press operating device including setting up the mounting hole that is close to leg fagging one side at leg support rotation seat, the mounting hole in the activity be equipped with the pressing part, leg support rotation seat be close to leg fagging one side have the operating window, just pressing part outer end extend to in the operating window, pressing part inner extend to leg support rotation seat in and link to each other with the elastic support subassembly. The operation window is used for enabling a hand to extend into the pressing part, the pressing part slides in the mounting hole, and meanwhile the mounting hole plays a certain limiting role on the pressing part.
In the above-mentioned chair leg support adjusting structure, the elastic support assembly comprises a top pressure spring arranged in the leg support rotating seat, one end of the top pressure spring acts on the inner side of the leg support rotating seat, and the other end acts on the positioning hole at the inner end of the pressing part.
In the above seat leg support adjusting structure, the number of the lever-type adjusting control mechanisms is two, the lever-type adjusting control mechanisms are respectively and correspondingly arranged on two sides of the pressing part, and each lever-type adjusting control mechanism is circumferentially positioned with any one of a plurality of adjusting gears. The lever-type adjusting control mechanism is symmetrically arranged, so that stability is improved, stress at two ends of the leg supporting plate is uniform, and damage is reduced.
In the above seat leg rest adjusting structure, the adjusting gear is a locking hole arranged on the outer side of the leg rest adjusting shaft in the circumferential direction, and at least three locking holes are respectively arranged on the outer sides of the two ends of the leg rest adjusting shaft in the circumferential direction. The locking holes below the leg support adjusting shafts are used for retracting the leg support plates, and the rest locking holes are used for adjusting the angles of the leg support plates.
In the above-mentioned chair leg support adjusting structure, the lever-type adjusting control mechanism include that the middle part rotates the adjusting lever that sets up in leg support rotation seat, adjusting lever one end link to each other with pressing part one side, the adjusting lever other end buckle towards leg support rotation cover direction and form the location portion that runs through leg support rotation seat and extend to leg support rotation cover, just location portion and one of them locking hole peg graft and link to each other. The adjusting lever is adopted to control locking, the structure is simple, and the manufacturing cost is low.
In the seat leg rest adjusting structure, the middle part of the adjusting lever is rotatably arranged on the pin shaft in the leg rest rotating seat, the two sides of the pressing part are respectively provided with the connecting grooves with openings facing the direction of the adjusting lever, and one end of the adjusting lever is provided with the arc-shaped part rotatably arranged in the connecting grooves. The arc-shaped part of the adjusting lever is connected with the connecting groove of the pressing part, and the pressing part moves to drive the adjusting lever to rotate.
In the seat leg support adjusting structure, the leg support plate is formed by splicing a first plate body and a second plate body up and down, the second plate body, the leg support rotating seat and the leg support rotating sleeve are connected into an integral structure, the upper end of the leg support rotating seat is provided with an opening communicated with the inner cavity, and the leg support rotating seat is provided with a cover plate capable of sealing the opening. The first plate body is in contact with the legs, and is made of flexible materials, so that comfort level of leg support plates is improved.
In the above-mentioned chair leg support adjusting structure, the leg support adjusting shaft both ends have connecting portion respectively, just the connecting portion outside all be connected with towards keeping away from leg support board direction extension and parallel arrangement and with the connecting rod that seat cushion links to each other.
Compared with the prior art, the utility model has the advantages that:
the device controls the locking between the leg supporting plate and the leg supporting adjusting shaft through the lever-type adjusting control mechanism, the locking holes on the leg supporting adjusting shaft can be adjusted according to different customer demands, the practicability is improved, the operating mechanism and the elastic supporting assembly are matched to press the rotating adjusting lever which can be relaxed, and the comfort and the stability are improved.
Drawings
Fig. 1 is a schematic structural view of the present utility model.
Fig. 2 is an exploded view of the structure of the present utility model.
Fig. 3 is a schematic structural view of a leg rest rotating seat in the present utility model.
Fig. 4 is a schematic structural view of a leg rest adjusting shaft in the present utility model.
Fig. 5 is a schematic view of the structure of the pressing portion in the present utility model.
Fig. 6 is a schematic view of the structure of the adjusting lever in the present utility model.
Fig. 7 is a schematic view of the structure in the locked state in the present utility model.
FIG. 8 is a schematic view of the structure of the present utility model in an unlocked state.
In the figure: the leg rest 1, the leg rest adjusting shaft 11, the adjusting gear 12, the locking hole 13, the first plate body 14, the second plate body 15, the opening 16, the cover plate 17, the connecting part 18, the connecting rod 19, the leg rest rotating sleeve 2, the leg rest rotating seat 21, the lever type adjusting control mechanism 3, the adjusting lever 31, the positioning part 32, the pin shaft 33, the arc-shaped part 34, the pressing operation mechanism 4, the mounting hole 41, the pressing part 42, the operation window 43, the connecting groove 44, the elastic supporting component 5, the pressing spring 51 and the positioning hole 52.
Detailed Description
The utility model will be described in further detail with reference to the drawings and the detailed description.
As shown in fig. 1-8, a leg support adjusting structure of a seat comprises a leg support plate 1 movably arranged at one side of the lower end of a seat cushion, a leg support rotating sleeve 2 rotatably sleeved on a leg support adjusting shaft 11 connected with the seat cushion is arranged at one side of the leg support plate 1, a plurality of adjusting gears 12 are circumferentially arranged on the leg support adjusting shaft 11, at least one group of lever type adjusting control mechanisms 3 capable of circumferentially positioning at least one adjusting gear 12 in the plurality of adjusting gears 12 to enable the leg support rotating sleeve 2 and the leg support adjusting shaft 11 to be circumferentially locked are movably arranged at the outer side of the leg support rotating sleeve 2, and a pressing operation mechanism 4 capable of enabling the leg support rotating sleeve 2 and the leg support adjusting shaft 11 to be circumferentially locked or unlocked is movably arranged at the outer side of the leg support rotating sleeve 2. The leg supporting plate 1 is rotationally connected with the leg supporting adjusting shaft 11 in the circumferential direction through the leg supporting rotating sleeve 2, and the locking of different angles of the leg supporting plate 1 and the leg supporting adjusting shaft 11 is realized by utilizing the lever type adjusting control mechanism 3 and the pressing operation mechanism 4, so that the use requirements of different clients are facilitated, and the practicability is improved.
As shown in fig. 3, the leg rest rotating sleeve 2 is cylindrical, the outer side of the leg rest rotating sleeve 2 is connected with the leg rest plate 1 through a leg rest rotating seat 21 with an inner cavity, and the lever type adjusting control mechanism 3 and the pressing operation mechanism 4 are both arranged in the leg rest rotating seat 21. The leg rest rotating seat 21 is an operation part, and the leg rest rotating seat 21 can protect the lever type adjusting control mechanism 3 and the pressing operation mechanism 4.
The pressing operation mechanism 4 includes a mounting hole 41 disposed on one side of the leg rest rotating seat 21 near the leg rest plate 1, a pressing portion 42 is movably disposed in the mounting hole 41, one side of the leg rest rotating seat 21 near the leg rest plate 1 has an operation window 43, an outer end of the pressing portion 42 extends into the operation window 43, and an inner end of the pressing portion 42 extends into the leg rest rotating seat 21 and is connected with the elastic supporting component 5. The operation window 43 allows a hand to extend into the pressing portion 42, the pressing portion 42 slides in the mounting hole 41, and the mounting hole 41 plays a certain limiting role on the pressing portion 42.
As shown in fig. 5 and 7, the elastic support member 5 includes a pressing spring 51 provided in the leg rest rotation seat 21, and one end of the pressing spring 51 acts on the inside of the leg rest rotation seat 21 and the other end acts in a positioning hole 52 in the inner end of the pressing portion 42.
As shown in fig. 6 and 8, the number of lever-type adjustment control mechanisms 3 is two and are respectively provided on both sides of the pressing portion 42 correspondingly, and each lever-type adjustment control mechanism 3 is positioned circumferentially with any one of the plurality of adjustment gears 12. The lever-type adjusting control mechanism 3 is symmetrically arranged, so that stability is improved, stress at two ends of the leg supporting plate 1 is uniform, and damage is reduced.
As shown in fig. 4, the adjustment gear 12 is a locking hole 13 provided on the outer side in the circumferential direction of the leg rest adjustment shaft 11, and at least three locking holes 13 are provided on the outer sides in the circumferential direction of both ends of the leg rest adjustment shaft 11. The locking holes 13 below the leg rest adjusting shaft 11 are used for retracting the leg rest plate 1, and the rest locking holes 13 are used for adjusting the angle of the leg rest plate 1.
As shown in fig. 6, the lever-type adjusting control mechanism 3 includes an adjusting lever 31 whose middle part is rotatably provided in the leg rest rotating seat 21, one end of the adjusting lever 31 is connected to one side of the pressing part 42, the other end of the adjusting lever 31 is bent toward the leg rest rotating sleeve 2 to form a positioning part 32 penetrating through the leg rest rotating seat 21 and extending into the leg rest rotating sleeve 2, and the positioning part 32 is connected to one of the locking holes 13 in an inserting manner. The adjusting lever 31 is adopted to control locking, so that the structure is simple and the manufacturing cost is low.
As shown in fig. 5 and 6, the middle part of the adjusting lever 31 is rotatably disposed on the pin shaft 33 in the leg rest rotating seat 21, both sides of the pressing part 42 are respectively provided with a connecting groove 44 opened toward the direction of the adjusting lever 31, and one end of the adjusting lever 31 is provided with an arc part 34 rotatably disposed in the connecting groove 44. The arc-shaped portion 34 of the adjusting lever 31 is connected with the connection groove 44 of the pressing portion 42, and the pressing portion 42 moves to rotate the adjusting lever 31.
As shown in fig. 2, the leg support plate 1 is formed by vertically splicing a first plate body 14 and a second plate body 15, the second plate body 15, a leg support rotating seat 21 and a leg support rotating sleeve 2 are connected into an integrated structure, an opening 16 communicated with an inner cavity is formed at the lower end of the leg support rotating seat 21, and a cover plate 17 capable of sealing the opening 16 is arranged on the leg support rotating seat 21. The first plate body 14 is in contact with the leg, and the first plate body 14 is made of flexible materials, so that the comfort of the leg support plate 1 is improved.
As shown in fig. 1, the two ends of the leg support adjusting shaft 11 are respectively provided with a connecting part 18, and the outer sides of the connecting parts 18 are respectively connected with a connecting rod 19 which extends towards the direction away from the leg support plate 1, is arranged in parallel and is connected with the seat cushion.
The principle of this embodiment is:
pressing the pressing part 42 towards the leg support rotating sleeve 2, starting to tighten the pressing spring 51, rotating the adjusting rod bodies 31 at the two ends of the pressing part 42 through the pin shafts 33, separating the positioning part 32 from the locking holes 13 of the leg support adjusting shaft 11 to unlock the leg support adjusting shaft 11, adjusting the angle of the leg support adjusting shaft 1, loosening the pressing part 42 after the adjustment is finished, starting to reset the pressing spring 51, simultaneously moving the positioning part 32 towards the leg support rotating sleeve 2 under the driving of the pressing part 42, and plugging the positioning part 32 into the locking holes 13 of the leg support adjusting shaft 11 to unlock the leg support adjusting shaft 11.
The specific embodiments described herein are offered by way of example only to illustrate the spirit of the utility model. Those skilled in the art may make various modifications or additions to the described embodiments or substitutions thereof without departing from the spirit of the utility model or exceeding the scope of the utility model as defined in the accompanying claims.
Although terms such as the leg rest 1, the leg rest adjusting shaft 11, the adjusting gear 12, the locking hole 13, the first plate body 14, the second plate body 15, the opening 16, the cover plate 17, the connecting portion 18, the connecting rod 19, the leg rest rotating sleeve 2, the leg rest rotating seat 21, the lever type adjusting control mechanism 3, the adjusting lever 31, the positioning portion 32, the pin shaft 33, the arc portion 34, the pressing operation mechanism 4, the mounting hole 41, the pressing portion 42, the operation window 43, the connecting groove 44, the elastic support member 5, the pressing spring 51, the positioning hole 52, etc. are used more herein, the possibility of using other terms is not excluded. These terms are used merely for convenience in describing and explaining the nature of the utility model; they are to be interpreted as any additional limitation that is not inconsistent with the spirit of the present utility model.
Claims (10)
1. The utility model provides a seat leg brace adjusting structure, includes that the activity sets up foot brace board (1) in seat cushion lower extreme one side, foot brace board (1) one side have rotate cover locate foot brace on the foot brace regulating spindle (11) that links to each other with the seat cushion and rotate cover (2), its characterized in that, foot brace regulating spindle (11) circumference have a plurality of regulation gears (12), foot brace rotate cover (2) outside activity be equipped with at least a set of can with a plurality of regulation gears (12) in at least one regulation gear (12) circumference location thereby make foot brace rotate cover (2) and foot brace regulating spindle (11) circumference locking lever regulation control mechanism (3), foot brace rotate cover (2) outside activity be equipped with can make foot brace rotate cover (2) and foot brace regulating spindle (11) keep circumference locking or release circumference locking press operating mechanism (4).
2. The leg support adjusting structure of the seat according to claim 1, wherein the leg support rotating sleeve (2) is cylindrical, the outer side of the leg support rotating sleeve (2) is connected with the leg support plate (1) through a leg support rotating seat (21) with an inner cavity, and the lever type adjusting control mechanism (3) and the pressing operation mechanism (4) are arranged in the leg support rotating seat (21).
3. The seat leg rest adjusting structure according to claim 2, wherein the pressing operation mechanism (4) comprises a mounting hole (41) arranged on one side, close to the foot rest plate (1), of the foot rest rotating seat (21), a pressing part (42) is movably arranged in the mounting hole (41), an operation window (43) is formed on one side, close to the foot rest plate (1), of the foot rest rotating seat (21), the outer end of the pressing part (42) extends into the operation window (43), and the inner end of the pressing part (42) extends into the foot rest rotating seat (21) and is connected with the elastic support assembly (5).
4. A seat leg rest adjustment mechanism according to claim 3, wherein the elastic support member (5) comprises a pressing spring (51) provided in the leg rest rotation seat (21), and one end of the pressing spring (51) acts on the inner side of the leg rest rotation seat (21) and the other end acts in a positioning hole (52) at the inner end of the pressing portion (42).
5. A leg rest adjusting structure according to claim 3 or 4, wherein the number of lever-type adjusting control mechanisms (3) is two and the lever-type adjusting control mechanisms are respectively and correspondingly arranged at two sides of the pressing part (42), and each lever-type adjusting control mechanism (3) is circumferentially positioned with any one adjusting gear (12) of the plurality of adjusting gears (12).
6. The leg support adjusting structure of the seat according to claim 5, wherein the adjusting gear (12) is a locking hole (13) arranged on the outer side of the circumference of the leg support adjusting shaft (11), and at least three locking holes (13) are respectively arranged on the outer sides of the circumference of two ends of the leg support adjusting shaft (11).
7. The leg support adjusting structure of the chair according to claim 6, wherein the lever type adjusting control mechanism (3) comprises an adjusting lever (31) which is rotatably arranged in the leg support rotating seat (21) at the middle part, one end of the adjusting lever (31) is connected with one side of the pressing part (42), the other end of the adjusting lever (31) is bent towards the direction of the leg support rotating sleeve (2) to form a positioning part (32) which penetrates through the leg support rotating seat (21) and extends into the leg support rotating sleeve (2), and the positioning part (32) is connected with one locking hole (13) in an inserting mode.
8. The leg support adjusting structure of claim 7, wherein the middle part of the adjusting lever (31) is rotatably arranged on a pin shaft (33) in the leg support rotating seat (21), two sides of the pressing part (42) are respectively provided with a connecting groove (44) with an opening facing the direction of the adjusting lever (31), and one end of the adjusting lever (31) is provided with an arc-shaped part (34) rotatably arranged in the connecting groove (44).
9. The seat leg support adjusting structure according to claim 2, wherein the leg support plate (1) is formed by splicing a first plate body (14) and a second plate body (15) up and down, the second plate body (15) is connected with a leg support rotating seat (21) and a leg support rotating sleeve (2) into an integral structure, an opening (16) communicated with an inner cavity is formed at the lower end of the leg support rotating seat (21), and a cover plate (17) capable of sealing the opening (16) is arranged on the leg support rotating seat (21).
10. The leg support adjusting structure of the seat according to claim 1, wherein the two ends of the leg support adjusting shaft (11) are respectively provided with a connecting part (18), and connecting rods (19) which extend towards the direction far away from the leg support plate (1) and are arranged in parallel and are connected with the seat cushion are connected to the outer sides of the connecting parts (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321708875.8U CN220069260U (en) | 2023-06-30 | 2023-06-30 | Seat leg props adjusting structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321708875.8U CN220069260U (en) | 2023-06-30 | 2023-06-30 | Seat leg props adjusting structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220069260U true CN220069260U (en) | 2023-11-24 |
Family
ID=88814934
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321708875.8U Active CN220069260U (en) | 2023-06-30 | 2023-06-30 | Seat leg props adjusting structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220069260U (en) |
-
2023
- 2023-06-30 CN CN202321708875.8U patent/CN220069260U/en active Active
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