CN201194660Y

CN201194660Y - Pad stool capable of swaying

Info

Publication number: CN201194660Y
Application number: CNU2008200473293U
Authority: CN
Inventors: 哥洛克
Original assignee: DONGGUAN MEITI LEATHERWARE Co Ltd
Current assignee: DONGGUAN MEITI LEATHERWARE Co Ltd
Priority date: 2008-05-01
Filing date: 2008-05-01
Publication date: 2009-02-18
Anticipated expiration: 2018-05-01

Abstract

The utility model relates to a shakeable pad stool which comprises a seat part (1), a middle part (3) and a base part (2), wherein, the middle part (3) can be arranged on the base (2) in a tilting and resetting mode, the middle part (3) comprises a central pillar (4) and an elastic component (5), the central pillar (4) and the elastic component (5) are connected in series between the seat part (1) and the base part (2) and used for bearing the rheological force of the seat, and a guide bearing (6) is arranged between the central pillar (4) and the elastic component (5).

Description

Shakable mat stool

Technical field

The utility model relates to a Shakable mat stool, has seat part, mid portion and base part, and mid portion wherein is set up on tiltable and the recoverable pedestal, and this mid portion is formed by center pole and elastic component.

Background technology

This well known Shakable mat stool, can from 10 No. 098 patent documents of DE-A-42 know to this type pad stool under definition.Specific embodiment according to Fig. 1, mid portion is made up of a spiral spring and built-in helical spring concentric pole, this pole links its upper end and seat part securely, and its helical spring end is via the prestressing force of a pad and screw nut generation.In addition, mid portion is made up of two hollow cylinders, and this hollow cylinder is replaceable each other, and helical spring is arranged around thereon, and the bottom of two hollow cylinders links via the assembly of a tool elasticity Hui Li.

This is the formation of mid portion, yet this Shakable mat stool can't provide seat partly to adjust the possibility of height.

Can further understand Shakable mat stool from DE-GM 75 31 129 patent No.s.Yet with regard to the workplace at employee place, this similarly is the seat of a job unlike individual pad stool.This Work seat has a height adjustable saddle, and can move along with each action of user.Ball-and-socket joint be positioned the disk pedestal above, make rocking action become possibility, and extension spring mechanism causes it to automatically revert to the position of center in conjunction with pedestal.Control the adjustment of height of seat and the restriction of resilience by vapour-pressure type spring and combining of mid portion.

This Work seat or Shakable mat stool have a shortcoming, have only spring to be set up in the longitudinal axis place of mid portion exactly, see through the vapour-pressure type spring and have limited its hunting range, and therefore the swing about the mid portion longitudinal axis is impossible.

The utility model content

The utility model main purpose is to intend further researching and developing a Shakable mat stool, makes it can be applicable to movable dynamic sitting posture, and innovation simultaneously is in conjunction with the possibility of adjusting seat part height.Movable dynamic sitting posture means, and except the action of shaking, when the outside deflection of longitudinal axis of centre part, allows movable normal sitting position that the possibility of swing is also arranged.

For achieving the above object, the utility model adopts following technical scheme:

According to the purpose that the utility model is reached, center pole and elastic component are series between seat part and the base part, and the rheological force of the seat that is used to load is provided with guide bearing between this maincenter pillar and the elastic component.

See through mid portion to the design of a center pole and elastic component with through the configuration of center pole and elastic component compactness, and between center pole and elastic component, see through guide bearing relatively moving that this place takes place, be might with the pad stool size hereinto between the part the longitudinal axis place, create the action of a resilience, and during the assurance sitting posture, on long spring path, dynamic swing in activity cosily.

Advantageously, it is coaxial that center pole and elastic component are set to, and elastic component herein has the dynamic spring frame of seat and a static spring frame of seat, is provided with a spring between the dynamic spring frame of seat and the static spring frame of seat.Guide bearing successfully is placed between the center pole and the static spring frame of seat.

Advantageously, center pole is configured to a length-adjustable spring strut, air spring for example, and include vertical guide rail with the guide bearing work compound at least.

The favourable part of guide bearing is to comprise that at least one pair of has the plain bearing arrangement of the relative spacing of short transverse, and ball or roller are as the optimum assembly of bearing.

In a special preferred embodiment, bearing element be subjected to extruding spring extruding and rely on the guide rail.When bearing element does not have the spring-loaded time spent of doing, the error that action produces of shaking during this and swinging is very noticeable, and the dynamic sitting posture of activity is produced very destructive effect.

At least two bearing elements of each bearing arrangement arrangement on the guide rail are favourable.

Advantageously, bearing element herein is loaded on the bearing of bearing element, and the bearing of bearing element impels bearing element to rely on the guide rail via the extrusion effect of compression spring, elastic deformation area or strain protrusion.Compression spring, elastic deformation area or protrusion extrusion bearing element are centripetal type radial.

Advantageously, this guide rail is made as tubular structure, and its front end is connected to the end of spring strut, and its rear end is connected on the dynamic spring frame of seat.

In addition, arranging a sliding bearing axle sleeve is favourable between guide rail and spring strut, and its preferable design is to be used as an air spring.During the action of continuous dynamic shaking/swing, its main elastic component is exactly the extremely low air spring of an extent of rebound about the longitudinal axis of mid portion, and therefore, sliding bearing axle sleeve main application is the height during the corrective action.

Guide bearing preferably is placed on the main body of support foot, and wherein Bearing fittings is spring loaded and supports, and the displacement radial.About the longitudinal axis of mid portion, its scale error is remedied by spring-loaded bearing element, is consistent in order to take place subsequently, fault-free and almost noiseless swing.

The support foot main body preferably can be fixed on the base part via a spline connector.

The spacing that can adjust between the dynamic spring frame of seat and the static spring frame of seat is favourable.For this purpose, a rotatable union nut is provided as the device of support foot main body upper support spring, and by this nut, spring can be subjected to prestressing force.Through the spring of prestress, Shakable mat stool can be according to the human body weight adjustment so that when someone sat thereon, the surface of seat can not sink, just can away from or only feel a little discomfort.It is favourable forming prestressed mechanism via a rotatable articulation on the support foot main body, and through nut thus, spring can be subjected to prestressing force or be loosened by the rotation nut.

The favourable part of return mechanism is to provide the form of rubber-metal swing connector between mid portion and base part.And can see through this screen resilience of wheel adjustment on the other hand.For a desirable rocking action, mid portion can tilt near base part, and this is quite favourable.

Description of drawings

Fig. 1----is the side view and the half-sectional view thereof of Shakable mat stool;

Fig. 2----is the profile of Fig. 1 mid portion bottom;

Fig. 3----is the zone that mid portion has guide bearing;

Fig. 4 a---is the cross section by mid portion guide bearing zone;

Fig. 4 b---is the more detailed zoomed-in view of Fig. 4 a;

Fig. 4 c---is the view that Fig. 4 b realizes with distinct methods.

The specific embodiment

The utility model is described in further detail below in conjunction with accompanying drawing and specific embodiment:

Fig. 1 shows the side view and the half-sectional view thereof of Shakable mat stool, is made up of seat part 1, mid portion 3 and base part 2.Mid portion 3 has center pole 4 and elastic component 5, and the end of supporting base part 2, therefore can tilt and resilience.Center pole 4 is configured to a height adjustable spring strut 10, is generally air spring.Seat part 1 is filled in type joint 22 via one and is linked to spring strut 10 securely, and through being positioned at the bearing 23 of spring strut 10 ends to rotate the longitudinal axis of this spring strut.The Height Adjustment of seat surface 1 is handled by the end of control lever 24, actuates control lever, makes it act on spring strut, adjusts height immediately in a known way.In addition, center pole 4 comprises a vertical guide rail 11, and this guide rail 11 is designed to tubular ring and is around in around the spring strut 10, and is linked to the end of spring strut 10 via bearing 23 rotations.

Reach the movable dynamically behavioral requirements of sitting posture, elastic component 5 needs to link swimmingly on the series connection center pole 4.

One reverse configuration, the generation of its rheological force, possible equally earlier via elastic component, and then pass through center pole.

Elastic component 5 is made up of the static spring frame of seat 8, spring 9 and the dynamic spring frame of seat 7.Dynamically the spring frame of seat 7 is attached firmly to the upper end of guide rail 11.For the relative motion of centre strut 4 and elastic component 5, a guide bearing 6 is formed between elastic component 5 and the guide rail 11.Specific embodiment shows that guide bearing 6 is made up of two bearing arrangements 12, and remains on the part of support foot main body 15 upper end mountings.Support foot main body 15 is formed at the end of center pole 4, and is installed on the structure of base part 2 via spline connector 16.The external screw thread of support foot main body 15 its stub areas is tightened on the union nut 17, becomes the bracing or strutting arrangement of spring 9 simultaneously.Spring 9 can produce prestressing force by union nut 17, and therefore, when carrying can be matched to the user and is sitting in the weight of pad stool, seat surface 1 can sedimentation one segment distance.

Mid portion 3 be via spline connector 16 on the return mechanism 21 of base part 2.Return mechanism 21 is configured to the connector of a rubber-metal swing, it is formed substantially pipe upper part 25, the spline of upper end connects 16, one end portion 27, be secured in the support arm 31 of base part 2, and an elastic material 26 is placed between its upper part 25 and the end portion 27.Around upper part 25, elastomeric material 26 not only is placed between the distal end faces this end portion 27, also is placed between the sidewall simultaneously with the cup-shaped form.Upper part 25 and end portion 27 interlink via a screw rod 29, and the prestressing force of return mechanism 21 comes from the co-operating of adjustable nut 28 and screw rod 29, and therefore screen resilience can be adjusted.Fig. 1 shows heteroid view, and a flexible reposition element 30 is disposed between screw rod 29 head ends and the upper part 25 further, and this reposition element 30 that the operating conditions of return mechanism 21 is presented is soft and very comfortable.Base part 2 is designed to the configuration of an intimate endless loop usually, and promptly return mechanism 21, and therefore, mid portion and seat portion branch are set up in the center via support arm 31.Under the carrying effect, support arm 31 can strains, so Shakable mat stool can be via the extruding of the enhancing CONTACT WITH FRICTION device 33 of return mechanism 21 ends towards ground.

The circular base part 2 of Shakable mat stool has been settled roller or ball 34, under spring load, enters base part 2.According to the DIN standard, those are referred to as roller or ball, also can be used for the state that stops spring to eject, and under slight bearing load, Shakable mat stool can produce displacement, and down fully loaded at load, spring can enter base part.

Fig. 2 shows the end portion of mid portion 3 and the zoomed-in view that Fig. 1 shows Shakable mat stool return mechanism 21.During the dynamic swing of activity, the longitudinal axis of relevant mid portion 3 produces relative motion between guide rail 11 and elastic component 5.This relative motion may be that the guide bearing 6 between guide rail 11 and elastic component 5 mentioned above causes.Following legend will be done more fully this guide bearing 6 and explain.In the state that spring ejects, the path of spring 9 is subject to the arresting stop 35 of vertical guide rail 11 ends.This arresting stop 35 operates with short distance on the main body 15 of support foot.In order to make path upwards noiseless, rubber ring 36 is placed between the main body 15 and arresting stop 35 of support foot.And in order to limit its downward landing, a resilient arresting stop 32 be provided in screw rod 29 head ends above.

Fig. 3 shows the profile of mid portion, and guide bearing 6 wherein has been installed.Guide bearing 6 shows and to be made up of two bearing arrangements 12 in specific embodiment, be positioned on the main body 15 of support foot and with guide rail 11 co-operatings.Each face, bearing arrangement 12 have respectively 4 bearing elements 13 be distributed in guide rail 11 around, these bearing elements 13 may be configured to roller or ball.(this association also sees Fig. 4 a).Specific embodiment shows that bearing element 13 is designed to roller, the bearing 18 of the two ends bearing shaft fixed bearing element of roller axle.The bearing 18 of these bearing elements is moved to the main body 15 of certain scope to withstand support foot radially, and spring loads the direction that acts on guide rail 11.The extrusion spring shows two kinds of different implementations, and first kind of difference is configured to the support of the bearing 18 of bearing element via compression spring 19 on the pipe 37, be surrounded on support foot main body 15 around, thereby extrusion axis fixed bearing element 13 is towards the direction of guide rail 11.The pipe 37 tops from support foot main body 15 upper tubular zones be placed into, and with 15 co-operatings of support foot main body with common rigid bearing device 12.

In second specific embodiment, the bearing 18 of bearing element has elasticity protrusion 20 respectively, relies on its elastically-deformable advantage, the bearing 18 of the bearing element of also extruding, and therefore, bearing element 13 will be near guide rail 11.

Fig. 4 a shows that one passes the profile of bearing arrangement 12, has been depicted in Fig. 3, and Fig. 4 b is the detailed zoomed-in view of Fig. 4 a, and these heteroid legends show that bearing element 13 via compression spring 19 extrusion springs, is supported on the pipe 37 simultaneously.

Fig. 4 c recasting is as the same detail of Fig. 4 b, but realization in a different manner.In Fig. 4 c, the bearing 18 of this bearing element has an elasticity protrusion 20, and this thing similarly is supported on the pipe 37, and therefore, extrusion bearing element 13 is near guide rail 11.

The utility model does not limit the performance of specific embodiment.Therefore, for instance, the spring of a configured in parallel and as the center pole of an adjustable prop according to the utility model, also is might be respectively at using guide bearing between seat part and the base part.About guide bearing, for example, can provide a plurality of bearing elements to be installed on fixing perpendicular separation and reverse an angle respectively.

Claims

1. Shakable mat stool, have seat part (1), mid portion (3) and base part (2), mid portion wherein (3) is set up on the base part (2) with tiltable and the mode that resets, mid portion (3) includes center pole (4) and elastic component (5), it is characterized in that: center pole (4) and elastic component (5) are serially connected with between seat part (1) and the base part (2), are provided with guide bearing (6) between this maincenter pillar (4) and the elastic component (5).

2. Shakable mat stool according to claim 1, it is characterized in that: described center pole (4) is coaxial setting with elastic component (5), this elastic component (5) includes the dynamic spring frame of seat (7) and the static spring frame of seat (8), is provided with a spring (9) between this dynamic spring frame of seat (7) and the static spring frame of seat (8).

3. Shakable mat stool according to claim 1 is characterized in that: described guide bearing (6) is arranged between center pole (4) and the elastic component (5).

4. the Shakable mat stool according to claim 1 is characterized in that: described center pole (4) is a spring strut (10) and includes vertical guide rail (11) with guide bearing (6) work compound at least.

5. the Shakable mat stool according to claim 4 is characterized in that: described spring strut (10) is length-adjustable structure.

6. the Shakable mat stool according to claim 3 is characterized in that: described guide bearing (6) comprises that at least one pair of has the plain bearing arrangement of the relative spacing of short transverse (12).

7. the Shakable mat stool according to claim 6 is characterized in that: each bearing arrangement (12) on the described guide rail (11) includes two bearing elements (13) at least.

8. the Shakable mat stool according to claim 7 is characterized in that: described bearing element (13) is ball or roller.

9. described according to Claim 8 Shakable mat stool is characterized in that: described bearing element (13) be subjected to extruding spring extruding and peak on the guide rail (11).

10. described according to Claim 8 Shakable mat stool is characterized in that: described bearing element (13) is fixed on the bearing (18) of bearing element.

11. the Shakable mat stool according to claim 10 is characterized in that: the bearing of described bearing element (18) impels bearing element (13) to rely on the guide rail (11) under the squeezing action of compression spring (19).

12. the Shakable mat stool according to claim 10 is characterized in that: having one on the bearing of described bearing element (18) can provide and impel bearing element (13) to rely on the elastic deformation zone of the last active force of guide rail (11).

13. the Shakable mat stool according to claim 10 is characterized in that: the bearing of described bearing element (18) has an elastically-deformable protrusion (20), and this protrusion (20) extrusion bearing element (13) leans on to guide rail (11).

14. the Shakable mat stool according to claim 13 is characterized in that: described guide rail (11) is a tube, and its front end is connected in the end of spring strut (10), and its rear end is connected on the dynamic spring frame of seat (7).

15. the Shakable mat stool according to claim 14 is characterized in that: be provided with sliding bearing axle sleeve (14) between described guide rail (11) spring strut (10).

16. the Shakable mat stool according to claim 15 is characterized in that: described guide bearing (6) is arranged on the support foot main body (15).

17. the Shakable mat stool according to claim 16 is characterized in that: support foot main body (15) is withstood in the bearing of described bearing element (18) displacement radially.

18. the Shakable mat stool according to claim 17 is characterized in that: described support foot main body (15) is installed on the base part (2) via spline connector (16).

19. the Shakable mat stool according to claim 18 is characterized in that: the spacing between the described dynamic spring frame of seat (7) and the static spring frame of seat (8) is adjustable structure.

20. the Shakable mat stool according to claim 19 is characterized in that: described support foot main body (15) is provided with rotatable union nut (17).

21. the Shakable mat stool according to claim 20 is characterized in that: described return mechanism (21) is rubber-metal swing connector, and this return mechanism (21) is arranged between mid portion (3) and the base part (2).

22. the Shakable mat stool according to claim 21 is characterized in that: described return mechanism (21) is adjustable structure.

23. the Shakable mat stool according to claim 22 is characterized in that: described mid portion (3) is for tilting to the structure near base part (2).