CN101731868B - Horizontally adjustable seat armrest - Google Patents

Horizontally adjustable seat armrest Download PDF

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Publication number
CN101731868B
CN101731868B CN2008101764515A CN200810176451A CN101731868B CN 101731868 B CN101731868 B CN 101731868B CN 2008101764515 A CN2008101764515 A CN 2008101764515A CN 200810176451 A CN200810176451 A CN 200810176451A CN 101731868 B CN101731868 B CN 101731868B
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China
Prior art keywords
tooth portion
lamellar body
base
fixture
lid
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CN2008101764515A
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CN101731868A (en
Inventor
王清章
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Chuan Hsing Chemical Industry Co Ltd
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Chuan Hsing Chemical Industry Co Ltd
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Priority to CN2008101764515A priority Critical patent/CN101731868B/en
Publication of CN101731868A publication Critical patent/CN101731868A/en
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Publication of CN101731868B publication Critical patent/CN101731868B/en
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    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47C—CHAIRS; SOFAS; BEDS
    • A47C1/00—Chairs adapted for special purposes
    • A47C1/02—Reclining or easy chairs
    • A47C1/022—Reclining or easy chairs having independently-adjustable supporting parts
    • A47C1/03—Reclining or easy chairs having independently-adjustable supporting parts the parts being arm-rests

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  • Health & Medical Sciences (AREA)
  • Dentistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Seats For Vehicles (AREA)

Abstract

The invention relates to a horizontally adjustable seat armrest which comprises a base and a cover body, wherein a fixed device and an adjusting piece are arranged between the base and the cover body and both provided with a plurality of tooth parts. In the adjusting method of the invention, by lightly pressing the adjusting piece, the cover body and the base can be held to move relative to the fixed device horizontally and can be controlled to move front and back or left and right, and an operator can adjust balance easily without greater effort. The invention is really convenient and easy to operate, and meanwhile, achieves the effect of fine adjustment by using an engagement mode of the tooth parts.

Description

But the armrest of horizontal adjusting
Technical field
The present invention relates to a kind of armrest, refer in particular to the armrest that to locate really after a kind of the adjustment.
Background technology
Please refer to Fig. 8, adjust the schematic diagram of structure for traditional office chair handrail.Comprise: a supporter 91, its bottom are sides that is connected the pedestal of office chair, and its epimere portion leading edge forms the spatial accommodation 911 of a depression, and its front face is provided with plural continuously arranged recess 912; One hollow sleeve 92 is to be nested with in described supporter 91 peripheries, lifting thereon; One shank of the key 93, its upper end forms a drive-connecting shaft 931, and its bottom is provided with embeddable convex body 932 with respect to described recess 912, be provided with a spring 933 between the wall of described again shank of the key 93 leading flanks and described hollow sleeve 92, make described shank of the key 93 have elastic thrust towards described recess 912, moreover described shank of the key 93 extends a holding part 934 that passes the perforation of described hollow sleeve 92 forward at described drive-connecting shaft 931 places; And an armrest body 94, be to be to be horizontally installed on described hollow sleeve 92 tops, and along with described hollow sleeve 92 interlock liftings.
Prior art has the function of adjustment up and down, left-right rotation and front and back slippage simultaneously, in this discussion is the adjustment structure of front and back slippage, utilize in the shell of armrest body 94 and be provided with two intermediate plates 941, two intermediate plates, 941 medial surfaces are provided with a plurality of fins 942, the convex arc 961 in fin 942 selectivity and pedestal 95 outsides produces mutual cutting ferrule, the positioning function when further reaching the precalculated position, front and back.
But, prior art is gripping armrest body by the operator and is gripping simultaneously and drive armrest body and move forward and backward, and allow armrest body interior fin and convex arc produce mutual cutting ferrule in place, such mode must force fin and convex arc to break away from by the external force that the operator bestows, further driving armrest body moves forward and backward, but also can't control fast by the external force that the operator bestows, especially armrest body must have certain width in order to support arm, the operator must bestow bigger external force and can drive armrest body and move, the design of prior art can't offer operator one control mode easily, be not a design easily, the necessity that is improved is arranged really.
Summary of the invention
But main purpose of the present invention is to provide a kind of armrest of horizontal adjusting, has the effect that moves forward and backward though solved existing armrest body, must bestow bigger external force during operation and can drive the shortcoming that armrest body moves.
In order to achieve the above object, but the invention provides a kind of armrest of horizontal adjusting, include a base, described base comprises a bottom surface, the periphery ring of described bottom surface is provided with one first joint portion, described bottom surface is provided with an opening that penetrates, and the wall of described base first joint portion is provided with an appearance hole; Described base is in conjunction with a lid, be provided with a fixture and an adjustment part between described base and the described lid, described fixture is resisted against described base, and Local Convex is stretched in described base and is incorporated into armrest body, described fixture is provided with plurality of pins portion in contrast to the one side of described base, described adjustment part comprises a body and a control part, described body is provided with plurality of pins portion, the tooth portion of described body is corresponding to the tooth portion of described fixture, described control part convexedly stretches in the appearance hole of described base, control the tooth portion that tooth portion selectivity that described control part makes described body is engaged in described fixture, described lid periphery is provided with one second joint portion, second joint portion of described lid and first joint portion of described base combine, described lid and described base are coating described fixture and described adjustment part, described lid, the relative described fixture with described adjustment part of described base moves horizontally.
Beneficial effect of the present invention is, adjustment mode of the present invention is for easily pushing described adjustment part, can grip lid and described base moves horizontally with respect to described fixture, and can control front and back and move left and right, the operator need not to spend the purpose that bigger strength can be easy to reach the adjustment level, really quite convenient and handy, the mode of utilizing tooth portion to mesh simultaneously can reach the effect of fine setting.
Description of drawings
But Fig. 1 is the stereo appearance figure of the armrest of the present invention's horizontal adjusting;
But Fig. 2 is the three-dimensional exploded view of the armrest of the present invention's horizontal adjusting;
The profile that Fig. 3 is got along the 3-3 hatching of Fig. 1 for the present invention;
The profile that Fig. 4 is got along the 4-4 hatching of Fig. 1 for the present invention, the schematic diagram of table fixture and adjustment part;
Fig. 5 is the continuity of Fig. 4 of the present invention, the toothed portion of showing the tooth portion of described adjustment part and described fixture from schematic diagram;
Fig. 6 is the continuity of Fig. 5 of the present invention, but the schematic diagram that the front and back of the armrest of table horizontal adjusting are adjusted;
Fig. 7 is the continuity of Fig. 5 of the present invention, but the armrest of table horizontal adjusting about the schematic diagram adjusted;
Fig. 8 is the schematic diagram that traditional office chair handrail is adjusted structure.
Description of reference numerals: 91-supporter; The 911-spatial accommodation; The 912-recess; The 92-hollow sleeve; The 93-shank of the key; The 931-drive-connecting shaft; The 932-convex body; The 933-spring; The 934-holding part; The 94-armrest body; The 941-intermediate plate; The 942-fin; The 95-pedestal; The 961-convex arc; The 10-base; The 11-bottom surface; 12-first joint portion; The 13-blocking part; The 14-opening; The 15-track; 16-holds the hole; The 20-fixture; The 21-lamellar body; The 211-receiving part; 212-holds the hole; The 213-protuberance; The 214-projection; The 215-depression; 216-tooth portion; The 22-stator; The 221-fixed leg; The 222-fixing hole; The 223-positioning convex portion; 224-tooth portion; The 23-gear; The 231-trepanning; 232-tooth portion; The 30-adjustment part; The 31-body; The 311-first tooth portion; 312-first stopper; The 313-second tooth portion; 314-second stopper; The 32-control part; The 321-protuberance; The 322-elastomer; The 33-neck; The 40-lid; The 41-outer cover; 411-second joint portion; The 412-holding part; The 413-retaining wall; The 414-passage; Lid in the 42-; 421-is in conjunction with wall; The 422-holding part; The 423-passage.
The specific embodiment
Below in conjunction with accompanying drawing, be described in more detail with other technical characterictic and advantage the present invention is above-mentioned.
With reference to Fig. 1, Fig. 2 and Fig. 3, but be stereo appearance figure, three-dimensional exploded view and the generalized section of the armrest of the present invention's horizontal adjusting.But the armrest of horizontal adjusting of the present invention is to include a base 10, a fixture 20, an adjustment part 30 and a lid 40, and described fixture 20 and described adjustment part 30 are located between described base 10 and the described lid 40.
Described base 10 comprises a bottom surface 11, the periphery ring of described bottom surface 11 is provided with first joint portion 12 of a projection, described first joint portion 12 is around the outer peripheral edges of described base 10, described bottom surface 11 also convexes with the blocking part 13 of the ring-type of a projection, described bottom surface 11 also is provided with an opening that penetrates 14 and a track that penetrates 15 in described blocking part 13, described opening 14 is with described track 15 and is connected, and the wall of described base 10 first joint portions 12 offers one and holds hole 16.
Described fixture 20 comprises a lamellar body 21, a stator 22 and two gears 23.Described fixture 20 is placed in the bottom surface 11 of described base 10, and can move on described track 15.The middle part of described lamellar body 21 is provided with a receiving part 211 and two and holds hole 212, and described lamellar body 21 comprises first and second, and first two ends are respectively equipped with the protuberance 213 of a strip, and described protuberance 213 is corresponding to the track 15 of described base 10.Second two ends contiguous described two hold hole 212 and are respectively equipped with a projection 214, and the depression 215 that forms a ring-type on every side of described projection 214, and described depression 215 also forms tangent with described appearance hole 212.Described lamellar body 21 two ends and a side that is close to described appearance hole 212 are respectively equipped with a row tooth portion 216.
Described stator 22 comprises first and second, described first two ends are provided with two fixed legs 221, and described two fixed legs 221 are respectively equipped with a fixing hole 222, be provided with a location protuberance 223 between described two fixed legs 221, the end at described stator 22 two ends is respectively equipped with a row tooth portion 224.Described two fixed legs 221 just are located at described two and are held hole 212, and described positioning convex portion 223 is located at described receiving part 211.
The center of described gear 23 is provided with a trepanning 231, and the outer peripheral edges of described gear 23 are equipped with plurality of pins portion 232.Described trepanning 231 is socketed on the projection 214 of described lamellar body 21, and described gear 23 also is placed in the depression 215 of described lamellar body 21, and the tooth portion 232 of described two gears 23 is engaged in the tooth portion 224 at described stator 22 two ends.
Described adjustment part 30 comprises a body 31 and a control part 32, described control part 32 is by being provided with a neck 33 between the described body 31, described neck 33 is positioned at the centre position of described control part 32, described control part 32 contiguous described necks 33 also are provided with two protuberances 321, described two protuberances 321 are towards described body 31, and described two protuberances 321 lay respectively at described neck 33 both sides.Described two protuberances 321 are arranged in two elastomers 322 respectively, and described elastomer 322 provides the elastic reset effect of the external force that removes operation control part 32.
The side that described body 31 and described neck 33 join, be provided with the row first tooth portion 311, the described first tooth portion 311 is extended by described neck 33 both sides, the described first tooth portion 311 also is connected to one first stopper 312, described body 31 also is provided with the row second tooth portion 313, described two row tooth portions 311,313 are located at the both sides of described body 31 respectively, the described second tooth portion 313 is away from described neck 33, the described second tooth portion 313 is connected to one second stopper 314, the described first tooth portion 311, first stopper 312 and the described second tooth portion 313, the orientation of described second stopper 314 is towards equidirectional.Described body 31 is covered on described fixture 20, and described control part 32 is stretched out by the appearance hole 16 of described base 10.
Described lid 40 comprises lid 42 in an outer cover 41 and, the periphery of described outer cover 41 is provided with one second joint portion 411, described second joint portion 411 is around the outer peripheral edges of described outer cover 41, the described outer cover 41 inner holding parts 412 that form, form a retaining wall 413 between described holding part 412 and described second joint portion 411, form a passage 414 between the side wall surface of described holding part 412 and described outer cover 41.
Lid 42 comprises one in conjunction with a wall 421 and a holding part 422 in described, forms a passage 423 between the side wall surface of described holding part 422 1 sides and described interior lid 42.Lid 42 is incorporated into described outer cover 41 in described, the holding part 422 of lid 42 just is arranged at the holding part 412 of described outer cover 41 in described, the passage 423 of lid 42 is corresponding to the passage 414 of described outer cover 41 in described, and lid 42 is connected to the retaining wall 413 of described outer cover 41 in conjunction with wall 421 in described, further inside and outside lid 42,41 is combined, the blocking part 13 of described base 10 is connected to the holding part 422 of described interior lid 42, further reaches the packing effect.
The holding part 422 of lids 42 holds described adjustment part 30 in the described lid 40, and described passage 423 is nested with the neck 33 of described adjustment part 30, and second joint portion 411 of described lid 40 outer cover 41 combines with first joint portion 12 of described base 10.
Simultaneously with reference to Fig. 4, but be the generalized section of the armrest of the present invention's horizontal adjusting.The lamellar body 21 of described fixture 20 is enclosed within the blocking part 13 of described base 10, and the protuberance 213 of described lamellar body 21 is limited in the track 15 of described base 10, after two fixed legs 221 of described stator 22 were extended through two appearance holes 212 of described lamellar body 21, described two fixed legs 221 were incorporated into armrest body (not looking among the figure) by bolting.Described base 10 can described relatively fixture 20 move forward and backward.Control part 32 parts of described adjustment part 30 are stretched out by the appearance hole 16 of described base 10, the elastomer 322 of described adjustment part 30 is restricted between described protuberance 321 and described base 10 blocking parts 13, the first tooth portion 311 of described adjustment part 30 bodies 31 is engaged in the tooth portion 216 of described fixture 20 lamellar bodies 21, and described first stopper 312 prevents that described adjustment part 30 from being deviate from by described tooth portion 216.The described second tooth portion 313 is engaged in the tooth portion 232 of described gear 23, and the tooth portion 232 of described gear 23 is engaged in the tooth portion 224 at stator 22 two ends of described fixture 20 simultaneously.
Track 15 length in described base 10 blocking parts 13 are greater than the length of described fixture 20 lamellar bodies 21, and described fixture 20 is fixedly the time, and described base 10 can described relatively fixture 20 move forward and backward.The length in the appearance hole 212 of described fixture 20 lamellar bodies 21 is greater than the section length of described stator 22 positioning convex portion 223, and described appearance hole 212 can be moved relative to described positioning convex portion 223.
With reference to Fig. 5 and Fig. 6, but be the application drawing of the armrest of the present invention's horizontal adjusting, the schematic diagram of adjusting before and after the table.The user controls the control part 32 of pushing described adjustment part 30, the neck 33 of described adjustment part 30 moves in described lid 40 passages 423, the first tooth portion 311 of described adjustment part 30 bodies 31 is away from the tooth portion 216 of described fixture 20 lamellar bodies 21, the second tooth portion 313 of described adjustment part 30 bodies 31 is away from the tooth portion 232 of described fixture 20 gears 23, at this moment, described adjustment part 30 does not mesh with described fixture 20, the operator only need continue to push described adjustment part 30, and gripping described lid 40, promptly can be easy to control described lid 40, described base 10 moves forward and backward with respect to described fixture 20 with described adjustment part 30, and the track 15 of described base 10 is being guided.
When described lid 40 and described pedestal 10 move to suitable position and when adjusting front and back position, the operator removes the strength of control adjustment part 30, elastomer 322 elasticity of described adjustment part 30 are recovered, and make two tooth portions 311,313 of described adjustment part 30 be engaged in the tooth portion 216 of described lamellar body 21 and the tooth portion 232 of described gear 23 once again.
With reference to Fig. 7, but the schematic diagram for adjusting about the armrest of the present invention's horizontal adjusting.The user controls the control part 32 of pushing described adjustment part 30, the neck 33 of described adjustment part 30 moves in described lid 40 passages 423, the first tooth portion 311 of described adjustment part 30 bodies 31 is away from the tooth portion 216 of described fixture 20 lamellar bodies 21, the second tooth portion 313 of described adjustment part 30 bodies 31 is away from the tooth portion 232 of described fixture 20 gears 23, at this moment, described adjustment part 30 does not mesh with described fixture 20, the operator only need continue to push described adjustment part 30, and gripping described lid 40, promptly can be easy to control the lamellar body 21 and stator 22 relative move left and right of described fixture 20, lamellar body 21 is restricted to the track 15 of described base 10 simultaneously, further controls described base 10 along with described lamellar body 21 moves.
When described lamellar body 21 move left and right during to suitable position, the operator removes the strength of control adjustment part 30, elastomer 322 elasticity of described adjustment part 30 are recovered, make two tooth portions 311,313 of described adjustment part 30 be engaged in the tooth portion 216 of described lamellar body 21 and the tooth portion 232 of described gear 22 once again, promptly reach positioning function.
Adjustment mode of the present invention is for easily pushing described adjustment part 30, can grip lid 40 moves horizontally with respect to described fixture 20 with described base 10, and can control front and back and move left and right, the operator need not to spend the purpose that bigger strength can be easy to reach the adjustment level, really quite convenient and handy, utilize the mode of tooth portion 216,224,232,311,313 engagements simultaneously, can reach the effect of fine setting.
Can summarize the present invention with regard to the above and have following advantage:
1. but the armrest of the present invention horizontal adjusting, mode of operation is simple and need not spend than great strength and can be easy to reach the adjustment purpose.
2. but the armrest of the present invention horizontal adjusting utilizes the engagement system of tooth portion to reach the effect of fine setting.
3. but the armrest of the present invention horizontal adjusting utilizes and pushes adjustment part, allows adjustment part and fixture not mesh, and promptly can adjust horizontal level, and when loosening adjustment part, adjustment part further produces engagement with described fixture, reaches positioning function.
More than explanation is just illustrative for the purpose of the present invention, and nonrestrictive, those of ordinary skills understand; under the situation of the spirit and scope that do not break away from following claims and limited, can make many modifications, change; or equivalence, but all will fall within the scope of protection of the present invention.

Claims (4)

  1. But 1. the armrest of a horizontal adjusting, it is characterized in that: it includes:
    One base, it comprises a bottom surface, and the periphery ring of described bottom surface is provided with one first joint portion, and described bottom surface is provided with an opening that penetrates, and the wall of described base first joint portion is provided with one and holds the hole, and the bottom surface of described base is provided with a track;
    One fixture, be resisted against the bottom surface of described base, described fixture Local Convex is stretched in described opening and is incorporated into armrest body, described fixture is provided with plurality of pins portion in contrast to the one side of described base, described fixture comprises a lamellar body and a stator, described stator is incorporated into described armrest body, described lamellar body is limited to described base, described lamellar body moves relative to described stator, the one side that described lamellar body contacts with described base is provided with a protuberance, described track moves along described protuberance, described lamellar body middle part is provided with two and holds the hole, described stator simultaneously is provided with two fixed legs, described fixed leg moves in described lamellar body holds the hole, described fixture also includes two gears, the rotation of described two gears be located at described lamellar body, described two gear rings are provided with plurality of pins portion, described lamellar body is provided with tooth portion, described lamellar body contiguous described two holds the hole and is respectively equipped with a projection, and form the depression of a ring-type around the described projection, described two gears are respectively equipped with a trepanning, described trepanning is socketed on the projection of described lamellar body, described gear is placed in the depression of described lamellar body, the end at described stator two ends is respectively equipped with a row tooth portion, and the tooth portion of described two gears is engaged in the tooth portion at described stator two ends;
    One adjustment part, it comprises a body, one control part and a neck, described neck is located between described control part and the described body, described body is provided with plurality of pins portion, the tooth portion of described body is corresponding to the tooth portion of described fixture, described control part convexedly stretches in the appearance hole of described base, control the tooth portion that tooth portion selectivity that described control part makes described body is engaged in described fixture, the tooth portion of described body includes one first tooth portion and the one second tooth portion that is located at described body both sides respectively, the described first tooth portion selectivity is engaged in the tooth portion of described lamellar body, and the described second tooth portion selectivity is engaged in the tooth portion of described two gears; And
    One lid, its periphery is provided with one second joint portion, second joint portion of described lid and first joint portion of described base combine, described lid and described base are coating described fixture and described adjustment part, and described lid, the relative described fixture with described adjustment part of described base move horizontally.
  2. 2. but the armrest of horizontal adjusting according to claim 1, it is characterized in that, described lamellar body is provided with a receiving part between described two appearance holes, be provided with a location protuberance between two fixed legs of described stator, described positioning convex portion is located in the described receiving part, and described receiving part moves relative to described positioning convex portion selectivity.
  3. 3. but the armrest of horizontal adjusting according to claim 1, it is characterized in that, the described first tooth portion is connected to one first stopper, described first stopper prevents that described adjustment part from being deviate from by the tooth portion of described lamellar body, the described second tooth portion is connected to one second stopper, and the orientation of the described first tooth portion, described first stopper and the described second tooth portion, described second stopper is towards equidirectional.
  4. 4. but the armrest of horizontal adjusting according to claim 1, it is characterized in that, described bottom surface is provided with the blocking part of a ring-type, be provided with two elastomers between described control part and the described blocking part, described elastomer provides the elastic reset of the external force that removes the operation control part, described blocking part is connected to the holding part of described lid, further reach packing, described lid comprises lid in an outer cover and, described outer cover is located in described second joint portion, described holding part is located at described interior lid, and described outer cover and described interior lid socket combine.
CN2008101764515A 2008-11-11 2008-11-11 Horizontally adjustable seat armrest Active CN101731868B (en)

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Application Number Priority Date Filing Date Title
CN2008101764515A CN101731868B (en) 2008-11-11 2008-11-11 Horizontally adjustable seat armrest

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Application Number Priority Date Filing Date Title
CN2008101764515A CN101731868B (en) 2008-11-11 2008-11-11 Horizontally adjustable seat armrest

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CN101731868A CN101731868A (en) 2010-06-16
CN101731868B true CN101731868B (en) 2011-08-24

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Cited By (1)

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CN107280306A (en) * 2016-03-30 2017-10-24 铨兴化成股份有限公司 Can Rapid Combination armrest connecting device

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KR101534414B1 (en) * 2010-11-09 2015-07-09 테-춘 첸 Chair armrest adjustment device
GB2524766B (en) * 2014-04-01 2017-07-12 Wang Chih-Wei Armrest assembly for a chair
CN105534118B (en) * 2016-01-20 2018-08-28 湖州四友旅游用品有限公司 A kind of armchair
CN107568980B (en) * 2016-07-04 2019-12-13 正州实业股份有限公司 Chair armrest
CN106073275B (en) * 2016-08-24 2023-04-11 开平瑞信家具配件有限公司 Rotatable handrail assembly with locking function
CN106108455A (en) * 2016-08-24 2016-11-16 开平瑞信家具配件有限公司 A kind of Rotatable armrest assembly with latch fitting
CN106333537A (en) * 2016-09-23 2017-01-18 中国航空综合技术研究所 Multi-freedom-degree adjusting device of seat arm support
CN110236864A (en) * 2019-06-24 2019-09-17 张玲 Medical bed handle-adjusting device based on ratch principle

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WO2003068025A2 (en) * 2002-02-13 2003-08-21 Herman Miller, Inc. Tilt chair having a flexible back, adjustable armrests and asjustable seat depth, and methods for the use thereof
US6663183B1 (en) * 2002-07-31 2003-12-16 Simon Liao Controlling device for a body support pivotally mounted on top of a stool
CN2904813Y (en) * 2006-02-23 2007-05-30 铨兴化成股份有限公司 Adjustable handle capable of lifting automatically

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CN2434964Y (en) * 2000-07-14 2001-06-20 余国鸿 Adjustable chair arm
WO2003068025A2 (en) * 2002-02-13 2003-08-21 Herman Miller, Inc. Tilt chair having a flexible back, adjustable armrests and asjustable seat depth, and methods for the use thereof
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CN107280306A (en) * 2016-03-30 2017-10-24 铨兴化成股份有限公司 Can Rapid Combination armrest connecting device
CN107280306B (en) * 2016-03-30 2020-03-20 铨兴化成股份有限公司 Handrail connecting device capable of being quickly combined

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