CN211632462U

CN211632462U - Shear type adjustable saddle seat

Info

Publication number: CN211632462U
Application number: CN201922155028.3U
Authority: CN
Inventors: 蒲若飞
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-12-03
Filing date: 2019-12-03
Publication date: 2020-10-09
Anticipated expiration: 2029-12-03

Abstract

The utility model relates to the technical field of furniture, in particular to a scissors type adjustable saddle seat, which comprises a bottom frame, wherein a lifting rod is arranged at the upper part of the bottom frame, a fixed seat is arranged at the upper part of the lifting rod, a rhombic scissors type lifting mechanism is arranged at the upper end of the fixed seat, a main seat surface is arranged at the upper part of the rhombic scissors type lifting mechanism, the two sides of the main seat surface are respectively hinged with a left auxiliary section seat surface and a right auxiliary section seat surface, and the rhombic scissors type lifting mechanism comprises two groups of upper supporting arms and lower supporting arms which are rotationally connected through pin shafts to form a rhombus; the utility model discloses novel structure, convenient to use adopts the rhombus to cut formula structure, changes application of force direction, reduces the stack height, and reinforcing stability can realize the free conversion between concave type bucket column structure, ordinary seat and saddle form.

Description

Shear type adjustable saddle seat

Technical Field

The utility model relates to the technical field of furniture, concretely relates to cut adjustable saddle seat of formula.

Background

According to the authoritative data of the world health organization, sedentariness becomes one of the important causes of death and disability, and diseases such as cervical spondylosis, lumbar spondylosis, cardiovascular and cerebrovascular diseases, rheumatoid arthritis and the like are all related to sedentariness. The traditional seat is straight and stiff, physiological and ergonomic factors are not considered, the comfort level is not good, the saddle chair is fixed at the same angle and can not be different from person to person, and the individual physical signs and the preference of a user are actively adapted. Although the existing saddle chair can realize the adjustable conversion between a common chair seat and a saddle-shaped chair seat, the saddle-shaped formation and the angle adjustment depend on the lifting of a cylinder at the bottom of the center of the chair seat or the lifting of an inlaid cylindrical component, the cylinder needs to be superposed on the top end of a lifting gas spring connected with a chassis, so that the problem of overhigh superposed lifting adjusting mechanism is solved, the gravity center is easy to deviate, the structural stability is poor, and the electrified intelligent control is not easy to realize.

SUMMERY OF THE UTILITY MODEL

In order to solve the defects in the technical problem, the utility model aims to provide a: the utility model provides a cut adjustable saddle seat of formula, novel structure adopts the cross formula structure of cutting, changes the application of force direction, reduces stack height, reinforcing stability.

The utility model discloses a solve the technical scheme that its technical problem adopted and do:

the adjustable saddle seat with the scissors comprises a bottom frame, wherein a lifting rod is arranged on the upper portion of the bottom frame, a fixing seat is arranged on the upper portion of the lifting rod, a rhombic scissors type lifting mechanism is installed at the upper end of the fixing seat, a main seat is arranged on the upper portion of the rhombic scissors type lifting mechanism, the two sides of the main seat are respectively hinged with a left auxiliary seat and a right auxiliary seat, the rhombic scissors type lifting mechanism comprises two groups of upper supporting arms and lower supporting arms which are connected in a rotating mode through pin shafts to form a rhombus, a mounting seat is arranged at the lower end of the main seat, the two groups of upper supporting arms are fixed on the inner side of the mounting seat through rotating shafts, and connecting rods are arranged on the two sides of the fixing seat and connected with the left auxiliary seat in a rotating mode and connected with.

Preferably, the upper supporting arm and the lower supporting arm are rotationally connected through a pin shaft, the middle parts of the two groups of pin shafts are respectively provided with a threaded hole and a through hole, a threaded adjusting screw rod is inserted in the threaded hole and the through hole, the adjusting screw rod is sleeved with a shaft sleeve which is positioned at the right end of the left pin shaft, and a rotating handle is arranged at the end part of the threaded adjusting screw rod; the rhombic shear type lifting mechanism descends by rotating the rotating handle to realize downward movement of the main chair surface, the left auxiliary section chair surface and the left auxiliary section chair surface can be turned upwards under the pulling action of the connecting rod, and the chair surface integrally forms a common chair surface or even a concave bucket-shaped structure.

Preferably, the two groups of upper supporting arms are fixed on the inner side of the mounting seat through pin shafts and are meshed with each other, and the two groups of lower supporting arms are fixed on the outer side of the fixing seat through pin shafts and are meshed with each other.

Preferably, an extension arm extends from the upper part of one group of the lower supporting arms, a connecting shaft is arranged on the upper part of the extension arm, a push rod is arranged on the lower part of the mounting seat, one end of the push rod is fixedly connected with the connecting shaft, and the other end of the push rod is fixed on a pin shaft of one upper supporting arm; when the push rod is pushed leftwards, the rhombic shear type lifting mechanism descends to realize downward movement of the main chair surface, the left auxiliary section chair surface and the left auxiliary section chair surface can turn upwards under the pulling action of the connecting rod, and the chair surface integrally forms a common chair surface or even a concave bucket-shaped structure.

Preferably, the lower part of the fixed seat is provided with a through hole, the lifting rod is fixed in the through hole, the contact at the upper part of the lifting rod is connected with the lifting wrench through a rotating rod, the lifting wrench is rotated, and the contact is triggered through the rotating rod, so that the lifting of the lifting rod is controlled.

Preferably, the main seat surface is hinged with the left auxiliary section seat surface and the right auxiliary section seat surface through hinges respectively, lifting lugs are arranged at the lower ends of the left auxiliary section seat surface and the right auxiliary section seat surface, lifting lugs are arranged on two sides of the fixing seat, and the connecting rod is fixed on the lifting lugs.

Preferably, the lifting rod is a hydraulic lifting rod or an electric push rod; the push rod is a controllable gas spring or an electric push rod.

Preferably, the lower part of the underframe is provided with universal wheels.

Preferably, the main seat surface, the left auxiliary seat surface and the right auxiliary seat surface are integrally made of soft plastics or are coated by soft materials such as sponge and the like.

Compared with the prior art, the utility model discloses following beneficial effect has:

the utility model discloses novel structure, convenient to use adopts the rhombus to cut formula structure, changes application of force direction, reduces the stack height, and reinforcing stability can realize freely changing between concave type bucket column structure, ordinary seat and saddle form, can adjust the angle of saddle according to different users 'self condition, delays fatigue, realizes the ventilation of seat again, furthest's improvement the travelling comfort of seat.

Drawings

Fig. 1 a perspective view of embodiment 1 of the present invention;

fig. 2 is a perspective view 2 of embodiment 1 of the present invention;

fig. 3 is a perspective view 3 of embodiment 1 of the present invention;

fig. 4 is a perspective view 4 of embodiment 1 of the present invention;

FIG. 5 is a perspective view of the lift lever of the present invention;

fig. 6 is a perspective view of embodiment 2 of the present invention shown in fig. 1;

fig. 7 is a perspective view 2 of embodiment 2 of the present invention;

fig. 8 is a perspective view of embodiment 2 of the present invention shown in fig. 3.

In the figure: 1. a left auxiliary section chair surface; 2. a main seat surface; 3. a right auxiliary section seat surface; 4. a lifting rod; 5. a universal wheel; 6. a chassis; 7. a lifting wrench; 8. an upper bracket arm; 9. a mounting seat; 10. a pin shaft; 11. a screw thread adjusting screw rod; 12. a lower supporting arm; 13. a fixed seat; 14. a shaft sleeve; 15. a connecting rod; 16. rotating the handle; 17. a contact; 18. rotating the rod; 19. a push rod; 20. a connecting shaft; 21. an extension arm.

Detailed Description

The embodiments of the present invention will be further described with reference to the accompanying drawings:

example 1

As shown in FIGS. 1-5, the scissors-type adjustable saddle chair of the present invention comprises a bottom frame 6, universal wheels 5 are disposed on the bottom of the bottom frame 6, a lifting rod 4 is disposed on the top of the bottom frame 6, a fixing seat 13 is disposed on the top of the lifting rod 4, a rhombic scissors-type lifting mechanism is disposed on the top of the fixing seat 13, a main seat 2 is disposed on the top of the rhombic scissors-type lifting mechanism, a left sub-joint seat 1 and a right sub-joint seat 3 are respectively hinged on two sides of the main seat 2, the rhombic scissors-type lifting mechanism comprises two groups of upper supporting arms 8 and lower supporting arms 12 rotatably connected by a pin 10 to form a rhombus, the two groups of upper supporting arms 8 are fixed on the inner side of a mounting seat 9 by a pin 10 and are engaged with each other, the two groups of lower supporting arms 12 are fixed on the outer side of the fixing seat 13 by a pin 10 and are engaged with each other, a mounting seat 9 is disposed on the bottom, two sides of the fixed seat 13 are provided with connecting rods 15, one connecting rod 15 is rotatably connected with the left auxiliary section seat surface 1, and the other connecting rod 15 is rotatably connected with the right auxiliary section seat surface 3.

A through hole is formed in the lower part of the fixed seat 13, the lifting rod 4 is fixed in the through hole, a contact 17 on the upper part of the lifting rod 4 is connected with the lifting wrench 7 through a rotating rod 18, the lifting wrench 7 is rotated, the contact 17 is triggered through the rotating rod 18, and then the lifting of the lifting rod 4 is controlled; the main seat surface 2 is hinged with the left auxiliary section seat surface 1 and the right auxiliary section seat surface 3 through hinges respectively, lifting lugs are arranged at the lower ends of the left auxiliary section seat surface 1 and the right auxiliary section seat surface 3, lifting lugs are arranged at the two sides of the fixed seat 13, the connecting rod 15 is fixed on the lifting lugs, and the lifting rod 4 is a hydraulic lifting rod 4 or an electric push rod 19; the main chair surface 2, the left auxiliary chair surface 1 and the right auxiliary chair surface 3 adopt soft plastics on one surface of the whole body to replace or are coated by soft materials such as sponge and the like.

The upper supporting arm 8 and the lower supporting arm 12 are rotatably connected through a pin shaft 10, the middle parts of the two groups of pin shafts 10 are respectively provided with a threaded hole and a through hole, wherein the left side of the two groups of pin shafts 10 is provided with a threaded hole, the right side of the two groups of pin shafts is provided with a through hole, a threaded adjusting screw rod 11 is inserted in the threaded hole and the through hole, an adjusting screw rod on the right side of the threaded hole on the left side of the two groups of pin shafts is sleeved with a shaft sleeve 14, the end part of the threaded adjusting screw rod 11 is provided with a rotating handle 16, when the lifting mechanism is used, the rhombic scissor type lifting mechanism is lifted by rotating the rotating handle 16 to realize that the main chair surface 2 moves; the rhombic scissors type lifting mechanism descends by rotating the rotating handle 16 to realize that the main seat 2 moves downwards, the left auxiliary seat 1 and the left auxiliary seat 1 turn upwards under the pulling action of the connecting rod 15, and the seat integrally forms a common seat or even a concave bucket-shaped structure.

In addition, the screw thread adjusting screw 11 can be replaced by an electric screw.

Example 2

As shown in FIGS. 5-8, the scissors-type adjustable saddle chair of the present invention comprises a bottom frame 6, universal wheels 5 are disposed on the lower portion of the bottom frame 6, a lifting rod 4 is disposed on the upper portion of the bottom frame 6, a fixing seat 13 is disposed on the upper portion of the lifting rod 4, a rhombic scissors-type lifting mechanism is disposed on the upper portion of the fixing seat 13, a main seat 2 is disposed on the upper portion of the rhombic scissors-type lifting mechanism, a left sub-seat 1 and a right sub-seat 3 are respectively hinged to both sides of the main seat 2, the rhombic scissors-type lifting mechanism comprises two groups of upper supporting arms 8 and lower supporting arms 12 rotatably connected by a pin 10 to form a rhombus, the two groups of upper supporting arms 8 are fixed on the inner side of a mounting seat 9 by a pin 10 and are engaged with each other, the two groups of lower supporting arms 12 are fixed on the outer side of the fixing seat 13 by a pin 10 and are engaged with each other, a mounting seat 9 is disposed, two sides of the fixed seat 13 are provided with connecting rods 15, one connecting rod 15 is rotatably connected with the left auxiliary section seat surface 1, and the other connecting rod 15 is rotatably connected with the right auxiliary section seat surface 3.

When the saddle is used, when the push rod 19 is pushed rightwards, the rhombic scissors type lifting mechanism is lifted to realize that the main seat 2 moves upwards, the left auxiliary section seat 1 and the left auxiliary section seat 1 turn downwards under the pulling action of the connecting rod 15, and the seat is integrally in a saddle seat state; when the push rod 19 is pushed leftwards, the rhombic scissors type lifting mechanism descends to realize that the main seat surface 2 moves downwards, the left auxiliary seat surface 1 and the left auxiliary seat surface 1 can turn upwards under the pulling action of the connecting rod 15, and the seat surface integrally forms a common seat surface or even a concave bucket-shaped structure.

Wherein the push rod 19 is a controllable gas spring or an electric push rod 19.

Claims

1. A scissor type adjustable saddle seat comprises a chassis (6), wherein a lifting rod (4) is arranged on the upper portion of the chassis (6), a fixing seat (13) is arranged on the upper portion of the lifting rod (4), and is characterized in that a diamond type scissor type lifting mechanism is arranged at the upper end of the fixing seat (13), a main seat surface (2) is arranged on the upper portion of the diamond type scissor type lifting mechanism, two sides of the main seat surface (2) are respectively hinged with a left auxiliary seat surface (1) and a right auxiliary seat surface (3), the diamond type scissor type lifting mechanism comprises two groups of upper supporting arms (8) and lower supporting arms (12) which are rotatably connected through a pin shaft (10) to form a diamond shape, a mounting seat (9) is arranged at the lower end of the main seat surface (2), the two groups of upper supporting arms (8) are fixed on the inner side of the mounting seat (9) through rotating shafts, connecting rods (15) are arranged on two sides of the fixing seat (13), and one connecting rod (15, the other connecting rod (15) is connected with the right auxiliary joint chair surface (3) in a rotating way.

2. A scissors adjustable saddle chair as claimed in claim 1, wherein the upper arm (8) and the lower arm (12) are pivotally connected by a pin (10), the middle of the two sets of pins (10) are respectively provided with a threaded hole and a through hole, a threaded adjusting screw (11) is inserted into the threaded hole and the through hole, and the end of the threaded adjusting screw (11) is provided with a rotary handle (16).

3. A scissors adjustable saddle chair according to claim 1 or 2, characterised in that the two sets of upper arms (8) are fixed inside the mounting seat (9) by means of pins (10) and engage, and the two sets of lower arms (12) are fixed outside the fixed seat (13) by means of pins (10) and engage.

4. A scissors adjustable saddle chair as claimed in claim 3, wherein an extension arm (21) extends from the upper part of one set of said lower supporting arms (12), a connecting shaft (20) is arranged on the upper part of said extension arm (21), a push rod (19) is arranged on the lower part of said mounting seat (9), one end of said push rod (19) is fixedly connected with said connecting shaft (20), and the other end is fixed on the pin (10) of one of the upper supporting arms (8).

5. A scissors adjustable saddle chair according to claim 1, characterised in that the lower part of the fixed seat (13) is provided with a through hole, the lifting rod (4) is fixed in the through hole, and the contact (17) at the upper part of the lifting rod (4) is connected to the lifting wrench (7) via a rotating rod (18).

6. The scissors-type adjustable saddle chair according to claim 1, wherein the main chair seat (2) is hinged with the left auxiliary chair seat (1) and the right auxiliary chair seat (3) through hinges, lifting lugs are arranged at the lower ends of the left auxiliary chair seat (1) and the right auxiliary chair seat (3), lifting lugs are arranged at the two sides of the fixed seat (13), and the connecting rod (15) is fixed on the lifting lugs.

7. A scissors adjustable saddle seat according to claim 4, characterised in that the lifting lever (4) is a hydraulic lifting lever (4) or an electric push rod (19); the push rod (19) is a controllable gas spring or an electric push rod (19).

8. A scissors-adjustable saddle chair according to claim 1, characterised in that the main seat (2), the left secondary seat (1) and the right secondary seat (3) are replaced by an integral one-sided soft plastic.

9. A scissors-type adjustable saddle chair according to claim 1, characterised in that the main seat (2), the left secondary seat (1) and the right secondary seat (3) are covered with a spongy soft material.

10. A scissors adjustable saddle seat according to claim 1, characterised in that the lower part of the base frame (6) is provided with universal wheels (5).