CN2843208Y - Chair armrest - Google Patents

Chair armrest Download PDF

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Publication number
CN2843208Y
CN2843208Y CNU2005200471557U CN200520047155U CN2843208Y CN 2843208 Y CN2843208 Y CN 2843208Y CN U2005200471557 U CNU2005200471557 U CN U2005200471557U CN 200520047155 U CN200520047155 U CN 200520047155U CN 2843208 Y CN2843208 Y CN 2843208Y
Authority
CN
China
Prior art keywords
arm
rest frame
positioning tooth
handrail handle
hole
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.)
Expired - Fee Related
Application number
CNU2005200471557U
Other languages
Chinese (zh)
Inventor
陈千奎
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
CHEN QIANKAI
Original Assignee
CHEN QIANKAI
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by CHEN QIANKAI filed Critical CHEN QIANKAI
Priority to CNU2005200471557U priority Critical patent/CN2843208Y/en
Application granted granted Critical
Publication of CN2843208Y publication Critical patent/CN2843208Y/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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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
    • 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
    • A47C1/0308—Reclining or easy chairs having independently-adjustable supporting parts the parts being arm-rests adjustable by rotation
    • 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
    • A47C1/0303—Reclining or easy chairs having independently-adjustable supporting parts the parts being arm-rests adjustable rectilinearly in vertical direction
    • A47C1/0305—Reclining or easy chairs having independently-adjustable supporting parts the parts being arm-rests adjustable rectilinearly in vertical direction by peg-and-notch or pawl-and-ratchet mechanism

Abstract

The utility model discloses a kind of Chair armrest, it comprises interconnective arm-rest frame and handrail handle, be respectively arranged with the rotational positioning controlling organization that cooperatively interacts on arm-rest frame and the handrail handle, this mechanism comprises last positioning tooth and the following positioning tooth that is separately positioned on arm-rest frame and the handrail handle, also comprise the flexible connection mechanism that connects arm-rest frame and handrail handle, this flexible connection mechanism does not impel and goes up positioning tooth and following positioning tooth is meshing with each other all the time when arm-rest frame and handrail handle are subjected to external force, when arm-rest frame and handrail handle are subjected to impelling the power that both axially are separated from each other, last positioning tooth breaks away from positioning tooth down, and arm-rest frame can rotate relative to the handrail handle.The handrail handle of this Chair armrest and arm-rest frame can relatively rotate and be positioned it and rotate residing position, back.

Description

Chair armrest
Technical field
The utility model relates to a kind of Chair armrest, especially wherein the rotational coupling mechanism of arm-rest frame and handrail handle.
Background technology
The Chair armrest of Xiao Shouing generally comprises arm-rest frame and handrail handle in the market, arm-rest frame and handrail handle generally interfix, can't relatively rotate along axis, but the user often needs to make the posture of user's armrest more comfortable by rotating the position of adjustment handrail handle and arm-rest frame in daily use.
Summary of the invention
Technical problem to be solved in the utility model provides a kind of Chair armrest, and the handrail handle of this Chair armrest and arm-rest frame can relatively rotate and be positioned it and rotate residing position, back.
For this reason, the utility model Chair armrest comprises interconnective arm-rest frame and handrail handle, be respectively arranged with the rotational positioning controlling organization that cooperatively interacts on arm-rest frame and the handrail handle, this mechanism comprises last positioning tooth and the following positioning tooth that is separately positioned on arm-rest frame and the handrail handle, also comprise the flexible connection mechanism that connects arm-rest frame and handrail handle, this flexible connection mechanism does not impel and goes up positioning tooth and following positioning tooth is meshing with each other all the time when arm-rest frame and handrail handle are subjected to external force, when arm-rest frame and handrail handle are subjected to impelling the power that both axially are separated from each other, last positioning tooth breaks away from positioning tooth down, and arm-rest frame can rotate relative to the handrail handle.
The flexible connection mechanism of above-mentioned Chair armrest comprises outer tube, inner connecting tube and screw, be fixed with connecting axle in the outer tube, be threaded the hole in the connecting axle, have through hole in the inner connecting tube, have the screens piece on the sidewall of the lower through-hole of inner connecting tube, last positioning tooth is arranged at distributing of inner connecting tube on every side and along the inner connecting tube tube wall, and the body end of outer tube is gone up positioning tooth relatively and is provided with down positioning tooth; The mutual socket of outer tube and inner connecting tube, screw are passed through hole and are entered screwed hole and be threaded with connecting axle, are with back-moving spring on the screw, and back-moving spring is stuck between the nut and screens piece of screw.Because therefore arm-rest frame and handrail handle can prevent arm-rest frame and handrail handle transversion malposition by being arranged on outer tube and the mutual socket of inner connecting tube on both.
Owing to be respectively arranged with positioning tooth and following positioning tooth on the arm-rest frame of the utility model Chair armrest and the handrail handle, both also realize connecting by flexible connection mechanism, therefore only need upwards promote the handrail handle when the user need rotate the handrail handle makes on its relative arm-rest frame and moves, positioning tooth and following positioning tooth are separated from each other, at this moment can transfer moving handrail handle to the position that needs, after position rotation adjustment finishes, only need to remove upwards thrust to the handrail handle, because arm-rest frame and handrail handle are subjected to being arranged on the effect of the flexible connection mechanism of both junctions, both are adjacent to again mutually, last positioning tooth is meshing with each other with following positioning tooth, again realize the location, this structure makes the utility model Chair armrest both can realize the rotation adjustment of the mutual arm-rest frame of handrail handle, the handrail handle is rotated adjust to the firm location of realization behind the precalculated position.
Description of drawings
Fig. 1 is the split structural representation of the utility model Chair armrest.
Fig. 2 is the sectional structure schematic diagram of the utility model Chair armrest.
Fig. 3 is the A-A cutaway view of Fig. 2.
Fig. 4 is the elevational schematic view of the handrail handle that has inner connecting tube among Fig. 2.
Fig. 5 is the B-B cutaway view of Fig. 4.
Fig. 6 is the structural plan schematic diagram that is provided with the fixed head of inner connecting tube and positioning pipe.
Fig. 7 is the C-C cutaway view of Fig. 6
Fig. 8 is the structural plan schematic diagram of hack lever that has the arm-rest frame of outer tube, connecting axle, screw, spring.
Fig. 9 is Fig. 8 left view.
In each accompanying drawing: 1, arm-rest frame, 2, the handrail handle, 3, go up positioning tooth, 4, following positioning tooth, 5, outer tube, 6, inner connecting tube, 7, screw, 7A, nut, 8, connecting axle, 9, screwed hole, 10, through hole, 11, the screens piece, 12, back-moving spring, 13, positioning pipe, 14, cannelure, 15, shell, 16, hack lever, 17, lower supporting frame, 18, lever, 19, rotating fulcrum, 20, reed, 21, shop bolt, 22, second through hole, 23, first through hole, 24, retaining groove, 25, button, 26, fixed head, 27, baffle plate, 28, spring.
The specific embodiment
As Fig. 1, Fig. 2, Fig. 3, Fig. 4, Fig. 5, Fig. 6, Fig. 7, Fig. 8, shown in Figure 9, the utility model Chair armrest comprises interconnective arm-rest frame 1 and handrail handle 2, be respectively arranged with the rotational positioning controlling organization that cooperatively interacts on arm-rest frame 1 and the handrail handle 2, this mechanism comprises last positioning tooth 3 and the following positioning tooth 4 that is separately positioned on arm-rest frame 1 and the handrail handle 2, also comprise the flexible connection mechanism that connects arm-rest frame 1 and handrail handle 2, this flexible connection mechanism does not impel and goes up positioning tooth 3 and following positioning tooth 4 is meshing with each other all the time when arm-rest frame 1 and handrail handle 2 are subjected to external force, when arm-rest frame 1 and handrail handle 2 are subjected to impelling the power that both axially are separated from each other, last positioning tooth 3 breaks away from positioning tooth 4 down, and arm-rest frame 1 can rotate relative to handrail handle 2.Flexible connection mechanism comprises outer tube 5, inner connecting tube 6 and screw 7, be fixed with connecting axle 8 in the outer tube 5, be threaded hole 9 in the connecting axle 8, have through hole 10 in the inner connecting tube 6, have screens piece 11 on the sidewall of the lower through-hole 10 of inner connecting tube 6, last positioning tooth 3 is arranged at distributing of inner connecting tube 6 on every side and along inner connecting tube 6 tube walls, and the body end of outer tube 5 is gone up positioning tooth 3 relatively and is provided with down positioning tooth 4; Outer tube 5 and inner connecting tube 6 mutual sockets, screw 7 enters screwed hole 9 by through hole 10 and is threaded with connecting axle 8, be with back-moving spring 12 on the screw 7, back-moving spring 12 is stuck between the nut 7A and screens piece 11 of screw 7, generally between screw 7 upper cap nut 7A and spring 12, also be socketed with baffle plate 27, baffle plate 27 can prevent that on the one hand spring 12 from deviating from, and may be stuck on the other hand on the fixed head 26 to limit the distance of arm-rest frame 1 and handrail handle 2 mutual axial separation.The periphery of inner connecting tube 6 also is provided with positioning pipe 13 in the present embodiment, last positioning tooth 3 is in the bottom of the cannelure 14 that forms between inner connecting tube 6 and the positioning pipe 13, the body of outer tube 5 can insert the socket that realizes outer tube 5 and inner connecting tube 6 in the cannelure 14, this structure can accurately be aimed at positioning tooth 3 and following positioning tooth 4, and outer tube 5 is enclosed within on the inner connecting tube 6, positioning pipe 13 is enclosed within the structure on the outer tube 5 again then, make arm-rest frame 1 more firm, especially transversion malposition mutually not with being connected of handrail handle 2.Inner connecting tube 6 operated by rotary motion are on the fixed head 26 of handrail handle 2 in the present embodiment, and outer tube 5 generally is fixed on the hack lever 27 of arm-rest frame 1.
When handrail handle 2 and arm-rest frame 1 are not subjected to external force, spring 12 1 ends push baffle plate 27 and then make the outer tube 5 that is threaded with screw 7 be subjected to pulling force upwards, the other end of spring 12 withstands on the screens piece 11 of inner connecting tube 6, make inner connecting tube 6 be subjected to downward thrust, therefore the positioning tooth 3 and the following positioning tooth 4 that are separately positioned on inner connecting tube 6 and the outer tube 5 are adjacent to engagement mutually, and then the arm-rest frame 1 and the handrail handle 2 that have outer tube 5 and inner connecting tube 6 are interconnected; When the user when handrail handle 2 and arm-rest frame 1 apply the power that makes both axial separation, the two ends of spring 12 are subjected to the extruding of nut 7A and screens piece 11 respectively and shrink, therefore inner connecting tube 6 can separate certain distance to axial with outer tube 5, thereby the last positioning tooth 3 and the following positioning tooth 4 that are arranged on above both are separated from each other, thereby can rotate handrail handle 2; When handrail handle 2 turns to the precalculated position, only need unclamp pulling to arm-rest frame 1 and handrail handle 2, owing to be subjected to the effect of spring 12, last positioning tooth 3 is adjacent to engagement again with following positioning tooth 4.
As Fig. 2, shown in Figure 3, for the arm-rest frame 1 that makes the utility model Chair armrest can stretch, to adjust handrail to comfortable height, arm-rest frame 1 comprises shell 15, hack lever 16 and lower supporting frame 17, be provided with lever 18 in the shell 15, the upper end of lever 18 is equipped with button 25, button 25 is furnished with spring 28, the end that spring 28 operated by rotary motion are connected with button 25 on lever 18, the other end of spring 28 withstands on the hack lever 16, the rotating fulcrum 19 of lever 18 is arranged on the shell 15, also be provided with reed 20 on the hack lever 16, one end of reed 20 is fixed on the bottom of hack lever 16, the other end of reed 20 also has shop bolt 21, the contiguous reed 20 in the bottom of described lever 18 and be in reed 20 and hack lever 16 between, offer first through hole 23 on the lever 18 with shop bolt 21 couplings, offer second through hole 22 on the hack lever 16 with shop bolt 21 couplings, shop bolt 21 is aimed at first through hole 23 and second through hole 22, corresponding shop bolt 21 is provided with retaining groove in a row 24 on the lower supporting frame 17, and shop bolt 21 does not pass first through hole 23 and second through hole 22 enters in the retaining groove 24 when being subjected to external force.When the user presses button 25, the end that lever 18 cooperates with button is oppressed, make the other end perk of lever 18 push reed 20, thereby make the shop bolt 21 that is arranged on reed 20 1 ends break away from retaining groove 24, at this moment shell 15 can upwards stretch by relative lower supporting frame 17 with hack lever 16, when user's release button 25, shop bolt 21 passes first through hole 23 again and second through hole 22 enters in the retaining groove 24, make hack lever 16 and housing 15 relative lower supporting frame 17 axial restraints, hack lever 16 interfixes with housing 15 in the present embodiment.

Claims (4)

1, a kind of Chair armrest, comprise interconnective arm-rest frame (1) and handrail handle (2), it is characterized in that: be respectively arranged with the rotational positioning controlling organization that cooperatively interacts on arm-rest frame (1) and the handrail handle (2), this mechanism comprises last positioning tooth (3) and the following positioning tooth (4) that is separately positioned on arm-rest frame (1) and the handrail handle (2), also comprise the flexible connection mechanism that connects arm-rest frame (1) and handrail handle (2), when arm-rest frame (1) and handrail handle (2) when not being subjected to external force this flexible connection mechanism impel and go up positioning tooth (3) and following positioning tooth (4) is meshing with each other all the time, when arm-rest frame (1) and handrail handle (2) are subjected to impelling the power that both axially are separated from each other, last positioning tooth (3) breaks away from positioning tooth (4) down, and arm-rest frame (1) can rotate relative to handrail handle (2).
2, Chair armrest according to claim 1, it is characterized in that: flexible connection mechanism comprises outer tube (5), inner connecting tube (6) and screw (7), be fixed with connecting axle (8) in the outer tube (5), be threaded hole (9) in the connecting axle (8), have through hole (10) in the inner connecting tube (6), have screens piece (11) on the sidewall of the lower through-hole (10) of inner connecting tube (6), last positioning tooth (3) is arranged at distributing of inner connecting tube (6) on every side and along inner connecting tube (6) tube wall, the body end of outer tube (5) is gone up positioning tooth (3) relatively and is provided with down positioning tooth (4), outer tube (5) and inner connecting tube (6) socket mutually, screw (7) enters screwed hole (9) by through hole (10) and is threaded with connecting axle (8), be with back-moving spring (12) on the screw (7), back-moving spring (12) is stuck between the nut (7A) and screens piece (11) of screw (7).
3, Chair armrest according to claim 2, it is characterized in that: the periphery of inner connecting tube (6) also is provided with positioning pipe (13), last positioning tooth (3) is in the bottom of the cannelure (14) that forms between inner connecting tube (6) and the positioning pipe (13), and the body of outer tube (5) can insert the socket that realizes outer tube (5) and inner connecting tube (6) in the cannelure (14).
4, according to claim 1 or 2 or 3 described Chair armrests, it is characterized in that: described arm-rest frame (1) comprises shell (15), hack lever (16) and lower supporting frame (17), be provided with lever (18) in the shell (15), the upper end of lever (18) is equipped with button (25), the rotating fulcrum (19) of lever (18) is arranged on the shell (15), also be provided with reed (20) on the described hack lever (16), one end of reed (20) is fixed on the bottom of hack lever (16), the other end of reed (20) also has shop bolt (21), the contiguous reed (20) in the bottom of described lever (18) and be in reed (20) and hack lever (16) between, offer first through hole (23) on the lever (18) with shop bolt (21) coupling, offer second through hole (22) on the hack lever (16) with shop bolt (21) coupling, shop bolt (21) is aimed at first through hole (23) and second through hole (22), and described lower supporting frame (17) is gone up corresponding shop bolt (21) and is provided with retaining groove in a row (24).
CNU2005200471557U 2005-11-28 2005-11-28 Chair armrest Expired - Fee Related CN2843208Y (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CNU2005200471557U CN2843208Y (en) 2005-11-28 2005-11-28 Chair armrest

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CNU2005200471557U CN2843208Y (en) 2005-11-28 2005-11-28 Chair armrest

Publications (1)

Publication Number Publication Date
CN2843208Y true CN2843208Y (en) 2006-12-06

Family

ID=37485165

Family Applications (1)

Application Number Title Priority Date Filing Date
CNU2005200471557U Expired - Fee Related CN2843208Y (en) 2005-11-28 2005-11-28 Chair armrest

Country Status (1)

Country Link
CN (1) CN2843208Y (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106073275A (en) * 2016-08-24 2016-11-09 开平瑞信家具配件有限公司 A kind of Rotatable armrest assembly with latch functions
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

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106073275A (en) * 2016-08-24 2016-11-09 开平瑞信家具配件有限公司 A kind of Rotatable armrest assembly with latch functions
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
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

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Legal Events

Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
C17 Cessation of patent right
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20061206

Termination date: 20091228