CN105361501A - Pedal ring height-adjustable chair - Google Patents
Pedal ring height-adjustable chair Download PDFInfo
- Publication number
- CN105361501A CN105361501A CN201510772613.1A CN201510772613A CN105361501A CN 105361501 A CN105361501 A CN 105361501A CN 201510772613 A CN201510772613 A CN 201510772613A CN 105361501 A CN105361501 A CN 105361501A
- Authority
- CN
- China
- Prior art keywords
- inner sleeve
- fixing inner
- fixed jacket
- fixing
- fixed
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47C—CHAIRS; SOFAS; BEDS
- A47C7/00—Parts, details, or accessories of chairs or stools
- A47C7/50—Supports for the feet or the legs coupled to fixed parts of the chair
- A47C7/506—Supports for the feet or the legs coupled to fixed parts of the chair of adjustable type
- A47C7/5062—Supports for the feet or the legs coupled to fixed parts of the chair of adjustable type rectilinearly
- A47C7/5064—Supports for the feet or the legs coupled to fixed parts of the chair of adjustable type rectilinearly in vertical direction
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47C—CHAIRS; SOFAS; BEDS
- A47C7/00—Parts, details, or accessories of chairs or stools
- A47C7/50—Supports for the feet or the legs coupled to fixed parts of the chair
- A47C7/52—Supports for the feet or the legs coupled to fixed parts of the chair of detachable type
Landscapes
- Chairs Characterized By Structure (AREA)
Abstract
The invention discloses a pedal ring height-adjustable chair, which comprises a base, a pneumatic bar arranged on the base, a chair main body arranged at the upper end of the pneumatic bar, an adjusting component sleeving the middle of the pneumatic bar, and a pedal ring screwed to the adjusting component, wherein the adjusting component comprises a fixed inner sleeve, a fixed outer sleeve and a spanner, and the fixed outer sleeve is screwed at the upper end of the fixed inner sleeve. The fixed outer sleeve is arranged on the pedal ring; the fixed inner sleeve is arranged in the form of a conical tube; an outer screw thread is arranged at the upper end of the fixed inner sleeve; an inner screw thread is arranged on the inner side face of the fixed outer sleeve; an opening is formed in one side of the fixed outer sleeve, and the fixed outer sleeve is of a conical tube-shaped structure; and when the chair is fixed, as the spanner is pressed down, the opening of the fixed inner sleeve is shrunk, the fixed inner sleeve and the fixed outer sleeve are mutually screwed and become tighter as the pedal ring is rotated in a forward direction, and the fixed inner sleeve, which is squeezed by the fixed outer sleeve, is gradually tightened and is firmly fixed on the pneumatic bar. The pedal ring height-adjustable chair disclosed by the invention can be adjusted by users according to own actual demands; and the chair is convenient to operate, good in flexibility and strong in practicability, and the chair is relatively strong in significance of popularization.
Description
Technical field
The present invention relates to a kind of seat, particularly relate to a kind of step ring height adjustable seat.
Background technology
In the middle of the life of modern people, it is all too busy to get away chair of rest, work or amusement.Along with the raising day by day of people's living standard, people require also more and more higher to the comfort level of chair, so just there is the chair being installed with pedal ring under chair body on the market, pin can be positioned on pedal ring when people are sitting on chair, thus obtain more comfortable sitting posture.
But, existing chair adopts the form of screw to fix pedal ring, pedal ring can not carry out position adjustment, structure is single, not there is the function adjusting position up and down, thus pedal ring can not be made adjustment according to the actual demand of user, overall construction design is reasonable not, can not meet the instructions for use of life to seat.
Summary of the invention
Based on this, be necessary for deficiency of the prior art, a kind of step ring height adjustable seat is provided.
A kind of step ring height adjustable seat, comprise base, be installed in the air pressure rod on base, be installed in the chair body of air pressure rod upper end, be sheathed on the adjusting part in the middle part of air pressure rod, and be bolted in the pedal ring of adjusting part, described adjusting part comprises fixing inner sleeve, be bolted in the fixed jacket of fixing interior set upper side, spanner, screw rod and nut, described fixed jacket is installed on step ring, described fixing inner sleeve entirety is arranged in up-narrow and down-wide tapered tubular, external screw thread is provided with outside the upper end of described fixing inner sleeve, the medial surface of described fixed jacket is provided with internal thread, the side of described fixed jacket is provided with the opening running through whole side up and down, the fixing inner sleeve of described fixed jacket correspondence is up-narrow and down-wide tapered tubular structure, described screw rod is through spanner and fixing inner sleeve and be spirally connected with nut, pedal ring and fixing inner sleeve are sheathed on air pressure rod successively, time fixing, by lower ejector lever, the opening of fixing inner sleeve shrinks, fixing inner sleeve and air pressure rod fit tightly, and fixing inner sleeve is carried out preliminary position and fixed, and rotates forward pedal ring, the fixing inner sleeve that taper is arranged and the fixed jacket that taper is arranged are spirally connected mutually, along with the rotation of pedal ring, pedal ring revolves tighter and tighter, and the fixing inner sleeve of fixed jacket extruding is progressively tightened up and is fastened on air pressure rod, when carrying out position adjustment, rotary pedals ring in the other direction, pedal ring withdraws from fixing interior cover, then unclamps spanner, carries out position adjustment.
Further, the lateral surface of described fixing inner sleeve is convexly equipped with limited block respectively in opening both sides, and wherein, the junction of a limited block and fixing inner sleeve lateral surface is provided with the arc groove of indent, and described spanner is provided with the circular arc projection coordinated with arc groove; The circular arc projection of described spanner is arranged in arc groove.
Further, described spanner outer surface is provided with the longitudinal movable span inwardly running through circular arc projection, and described screw rod is through movable span and limited block and be spirally connected with nut.
Further, the lateral surface of described fixed jacket is provided with locating piece, described pedal ring comprises an assembling inner sleeve, the outer surface of described assembling inner sleeve is provided with the locating hole inwardly run through, the outer surface of fixed jacket fits tightly with the inner surface of assembling inner sleeve, and the locating piece of fixed jacket is arranged in the locating hole of assembling inner sleeve.
Further, described pedal ring also comprises an outer shroud and some connecting rods, and described connecting rod two ends are connected in outer shroud and assembling and put.
Further, the connecting rod winding dress overcoat uniform intervals on described pedal ring is arranged.
Further, described fixed jacket is made up of two overcoat monomers, and two overcoat monomers surround the tubular structure of hollow.
In sum, step ring height adjustable seat of the present invention by arranging adjusting part, and dress pedal ring is installed in fixing in put, this adjusting part can in the enterprising line position adjustment of air pressure rod, the height of Indirect method pedal ring, thus user can be adjusted according to the actual demand of oneself, and easy to operate, realize rapid adjustment, overall structure is simple, flexibility is good, practical, has stronger dissemination.
Accompanying drawing explanation
Fig. 1 is the structural representation of step ring height adjustable seat of the present invention.
Fig. 2 is the structural representation after the ring of step shown in Fig. 1 height adjustable seat removal base and chair body.
Fig. 3 is the exploded view of the ring of step shown in Fig. 2 height adjustable seat.
Schematic diagram when the fixing inner sleeve that Fig. 4 is adjusting part shown in Fig. 1 and wrench group.
Detailed description of the invention
In order to make object of the present invention, technical scheme and advantage clearly understand, below in conjunction with drawings and Examples, the present invention is further elaborated.
As shown in Figures 1 to 4, the invention provides a kind of step ring height adjustable seat, this step ring height adjustable seat comprises base 10, the air pressure rod 20 be installed on base 10, the chair body 30 being installed in air pressure rod 20 upper end, the pedal ring 40 that is sheathed on the adjusting part 50 in the middle part of air pressure rod 20 and is bolted in adjusting part 50, described adjusting part 50 pairs of pedal rings 40 carry out spacing, this adjusting part 50 can adjust at the enterprising line position of air pressure rod 20, thus the height of Indirect method pedal ring 40.
Described pedal ring 40 comprises an outer shroud 41, and assembles inner sleeve 42 and connect outer shroud 41 and the some connecting rods 43 assembling inner sleeve 42, described assembling inner sleeve 42 is arranged in up-narrow and down-wide tapered tubular, the outer surface of described assembling inner sleeve 42 is provided with the locating hole 421 inwardly run through, and connecting rod 43 winding dress inner sleeve 42 uniform intervals on pedal ring 40 is arranged.
Described adjusting part 50 comprises fixing inner sleeve 60, is bolted in the fixed jacket 70 of fixing inner sleeve 60 upper end, spanner 80, screw rod 90 and nut 100, described screw rod 90 is arranged in spanner 80 and fixing inner sleeve 60 simultaneously, nut 100 is spirally connected with the end of screw rod 90, thus is installed in fixing inner sleeve 60 by spanner 80.
Described fixing inner sleeve 60 entirety is arranged in up-narrow and down-wide tapered tubular, and the external diameter of fixing inner sleeve 60 upper end is less than the external diameter of its lower end, and the upper end of fixing inner sleeve 60 is provided with external screw thread, and the side of fixing inner sleeve 60 is provided with the opening 61 running through whole side up and down.The lateral surface of described fixing inner sleeve 60 lower end is convexly equipped with limited block 62 respectively in opening 61 both sides, and limited block 62 is provided with the perforation 63 that anterior-posterior horizontal runs through.Wherein a limited block 62 and the junction of fixing inner sleeve 60 lateral surface are provided with the arc groove 64 of indent,
Described spanner 80 is provided with the circular arc projection 81 coordinated with arc groove 64, and the circular arc projection 81 of described spanner 80 is arranged in arc groove 64; Described spanner 80 outer surface is provided with the longitudinal movable span 82 inwardly running through circular arc projection 81, and described screw rod 90 simultaneously one end passes movable span 82 and perforation 63.During adjustment, unclamp spanner 80, owing to being provided with movable span 82, spanner 80 entirety can be rotated relative to screw rod 90, circular arc projection 81 is stuck in the bottom land of arc groove 64, now the wider width of opening 61, and the internal diameter of whole fixing inner sleeve 60 is larger, the fixing inner sleeve 60 of adjusting part 50 can move up and down along air pressure rod 20, carries out position adjustment; Otherwise, by lower ejector lever 80, circular arc projection 81 exits from the bottom land of arc groove 64 and slips over the groove face of arc groove 64, circular arc projection 81 supports the lateral surface of fixed jacket 70, the width of opening 61 reduces, the corresponding reduction of internal diameter of whole fixing inner sleeve 60, fixing inner sleeve 60 fits tightly with air pressure rod 20 and fixes, and completes preliminary fixing.
Described fixed jacket 70 is made up of two overcoat monomers, and two overcoat monomers surround up-narrow and down-wide tapered tubular structure, and the medial surface of described overcoat monomer is provided with internal thread, and the lateral surface of overcoat monomer is provided with locating piece 71.
During assembling, first fixed jacket 70 is installed in the assembling inner sleeve 42 of pedal ring 40, the outer surface of fixed jacket 70 fits tightly with the inner surface of assembling inner sleeve 42, and the locating piece 71 of fixed jacket 70 is arranged in the locating hole 421 of assembling inner sleeve 42.Again pedal ring 40 and fixing inner sleeve 60 are sheathed on air pressure rod 20 successively, after fixing inner sleeve 60 completes position adjustment, by lower ejector lever 80, the external diameter of fixing inner sleeve 60 shrinks and fits tightly with air pressure rod 20, carry out preliminary position to fixing inner sleeve 60 to fix, rotate forward pedal ring 40, fixing inner sleeve and fixed jacket are spirally connected mutually, due to all tapered setting of fixing inner sleeve and fixed jacket, along with the rotation of pedal ring 40, pedal ring 40 revolves tighter and tighter, fixed jacket 70 extrudes fixing inner sleeve 60 and progressively tightens up and be fastened on air pressure rod 20, by this, complete the assembling of pedal ring 40.When carrying out position adjustment, rotary pedals ring 40, withdraws pedal ring 40 from fixing inner sleeve 60, then unclamps spanner 80, carry out position adjustment in the other direction.
In sum, dress pedal ring 40 by arranging adjusting part 50, and is installed in fixing inner sleeve 60 by step ring height adjustable seat of the present invention, and this adjusting part 50 can in the enterprising line position adjustment of air pressure rod 20, the height of Indirect method pedal ring 40, thus user can be adjusted according to the actual demand of oneself, and easy to operate, realize rapid adjustment, overall structure is simple, flexibility is good, practical, has stronger dissemination.
The above embodiment only have expressed one embodiment of the present invention, and it describes comparatively concrete and detailed, but therefore can not be interpreted as the restriction to the scope of the claims of the present invention.It should be pointed out that for the person of ordinary skill of the art, without departing from the inventive concept of the premise, can also make some distortion and improvement, these all belong to protection scope of the present invention.Therefore, the protection domain of patent of the present invention should be as the criterion with claims.
Claims (7)
1. a step ring height adjustable seat, it is characterized in that: comprise base, be installed in the air pressure rod on base, be installed in the chair body of air pressure rod upper end, be sheathed on the adjusting part in the middle part of air pressure rod, and be bolted in the pedal ring of adjusting part, described adjusting part comprises fixing inner sleeve, be bolted in the fixed jacket of fixing interior set upper side, spanner, screw rod and nut, described fixed jacket is installed on step ring, described fixing inner sleeve entirety is arranged in up-narrow and down-wide tapered tubular, external screw thread is provided with outside the upper end of described fixing inner sleeve, the medial surface of described fixed jacket is provided with internal thread, the side of described fixed jacket is provided with the opening running through whole side up and down, the fixing inner sleeve of described fixed jacket correspondence is up-narrow and down-wide tapered tubular structure, described screw rod is through spanner and fixing inner sleeve and be spirally connected with nut, pedal ring and fixing inner sleeve are sheathed on air pressure rod successively, time fixing, by lower ejector lever, the opening of fixing inner sleeve shrinks, fixing inner sleeve and air pressure rod fit tightly, fixing inner sleeve is carried out preliminary position and is fixed, and rotates forward pedal ring, and the fixing inner sleeve that taper is arranged and the fixed jacket that taper is arranged are spirally connected mutually, along with the rotation of pedal ring is revolved tighter and tighter, the fixing inner sleeve of fixed jacket extruding is progressively tightened up and is fastened on air pressure rod, when carrying out position adjustment, rotary pedals ring in the other direction, pedal ring withdraws from fixing interior cover, then unclamps spanner, carries out position adjustment.
2. step ring height adjustable seat according to claim 1, it is characterized in that: the lateral surface of described fixing inner sleeve is convexly equipped with limited block respectively in opening both sides, wherein, the junction of one limited block and fixing inner sleeve lateral surface is provided with the arc groove of indent, and described spanner is provided with the circular arc projection coordinated with arc groove; The circular arc projection of described spanner is arranged in arc groove.
3. step ring height adjustable seat according to claim 2, is characterized in that: described spanner outer surface is provided with the longitudinal movable span inwardly running through circular arc projection, and described screw rod is through movable span and limited block and be spirally connected with nut.
4. step ring height adjustable seat as claimed in claim 1, it is characterized in that: the lateral surface of described fixed jacket is provided with locating piece, described pedal ring comprises an assembling inner sleeve, the outer surface of described assembling inner sleeve is provided with the locating hole inwardly run through, the outer surface of fixed jacket fits tightly with the inner surface of assembling inner sleeve, and the locating piece of fixed jacket is arranged in the locating hole of assembling inner sleeve.
5. step ring height adjustable seat as claimed in claim 4, is characterized in that: described pedal ring also comprises an outer shroud and some connecting rods, and described connecting rod two ends are connected in outer shroud and assembling and put.
6. step ring height adjustable seat as claimed in claim 5, is characterized in that: the connecting rod winding dress overcoat uniform intervals on described pedal ring is arranged.
7. step ring height adjustable seat as claimed in claim 1, it is characterized in that: described fixed jacket is made up of two overcoat monomers, two overcoat monomers surround the tubular structure of hollow.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510772613.1A CN105361501A (en) | 2015-11-12 | 2015-11-12 | Pedal ring height-adjustable chair |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510772613.1A CN105361501A (en) | 2015-11-12 | 2015-11-12 | Pedal ring height-adjustable chair |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105361501A true CN105361501A (en) | 2016-03-02 |
Family
ID=55364562
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510772613.1A Pending CN105361501A (en) | 2015-11-12 | 2015-11-12 | Pedal ring height-adjustable chair |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105361501A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108937287A (en) * | 2018-08-14 | 2018-12-07 | 安吉隆博家具有限公司 | A kind of high intensity swivel chair footrest rack |
| IT202000014356A1 (en) * | 2020-06-16 | 2021-12-16 | Donati Spa | HEIGHT-ADJUSTABLE FOOTRESTS FOR A CHAIR, AN ARMCHAIR OR A STOOL |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20030151291A1 (en) * | 2002-02-12 | 2003-08-14 | Lin Ming Chuen | Foot rest for stools |
| CN2607881Y (en) * | 2003-02-19 | 2004-03-31 | 陈进忠 | Pedal ring structure for chair |
| CN2737237Y (en) * | 2004-11-02 | 2005-11-02 | 苏致诚 | Pedal ring connecting structure |
| CN202876246U (en) * | 2012-09-27 | 2013-04-17 | 东莞市长安上名模具科技有限公司 | Stilts with adjustable height |
| US9144315B1 (en) * | 2014-08-22 | 2015-09-29 | Jui-Pin CHENG | Adjustment device of a chair with a foot ring |
-
2015
- 2015-11-12 CN CN201510772613.1A patent/CN105361501A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20030151291A1 (en) * | 2002-02-12 | 2003-08-14 | Lin Ming Chuen | Foot rest for stools |
| CN2607881Y (en) * | 2003-02-19 | 2004-03-31 | 陈进忠 | Pedal ring structure for chair |
| CN2737237Y (en) * | 2004-11-02 | 2005-11-02 | 苏致诚 | Pedal ring connecting structure |
| CN202876246U (en) * | 2012-09-27 | 2013-04-17 | 东莞市长安上名模具科技有限公司 | Stilts with adjustable height |
| US9144315B1 (en) * | 2014-08-22 | 2015-09-29 | Jui-Pin CHENG | Adjustment device of a chair with a foot ring |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108937287A (en) * | 2018-08-14 | 2018-12-07 | 安吉隆博家具有限公司 | A kind of high intensity swivel chair footrest rack |
| IT202000014356A1 (en) * | 2020-06-16 | 2021-12-16 | Donati Spa | HEIGHT-ADJUSTABLE FOOTRESTS FOR A CHAIR, AN ARMCHAIR OR A STOOL |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20160302 |
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| WD01 | Invention patent application deemed withdrawn after publication |