CN209712226U - Armrest with multiple freedom degrees - Google Patents

Abstract

The utility model belongs to seat part technical field, for being mounted on seat plate.It discloses a kind of armrest with multiple freedom degrees, including telescopic sleeve assembly, spud pile and shell, the middle part of shell and one end of sleeve assembly are connected by spud pile；Spud pile includes the column of cover board with the upper surface for standing on cover board；The bottom of shell is equipped with the slit matched with column, and inside is equipped with the sliding block with column secure fit.This armrest has free-moving function in above-mentioned at least three direction；Realize that the adjusting of two freedom degrees, part cooperation are more efficient using a spud pile.

Description

Armrest with multiple freedom degrees

Technical field

The utility model belongs to seat part technical field, in particular to a kind of armrest with multiple freedom degrees.

Background technique

Traditional armrest is connected to a fixed with chair legs, can not be adjusted.The people of different heights has difference Arm, required handrail height is also different.Therefore, the height of handrail needs adjustable；If too fat people is sitting in chair, It can be stuck, therefore, the space width between handrail is also required to adjustable.

Utility model content

The technical problem to be solved by the present invention is to provide a kind of armrests with multiple freedom degrees.

In order to solve the above-mentioned technical problem, the technical solution of the utility model are as follows:

A kind of armrest with multiple freedom degrees, including telescopic sleeve assembly, spud pile and shell, the shell The middle part of body is connect with one end of the sleeve assembly by the spud pile；The spud pile includes cover board and stands on the lid The column of the upper surface of plate；The bottom of the shell is equipped with the slit matched with the column, and inside is equipped with and the column The sliding block of secure fit.

Further, the sleeve assembly includes the inner and outer sleeves and button of coaxial cooperation, the circumferential wall of the inner sleeve On be provided with the tooth socket axially extended, the through-hole matched with the button is provided in the circumferential wall of the outer sleeve.

Further, the button includes the annulus that can be moved in the inner sleeve and briquetting, the briquetting Two sides are provided with the groove matched with the tooth socket, and elastic deformation can occur for the annulus.

Further, the internal chute being axially arranged is provided on the inner peripheral surface of the inner sleeve, on the annulus One end far from briquetting is provided with positioning sliding block.

Further, the column includes circumferential part and fixed part, and the fixed part is located remotely from one end of the cover board； The first through hole matched with the circumferential part is provided on the sliding block.

Further, it is provided with positioning plate above the sliding block, is provided on the positioning plate and the fixed part phase The fixation hole and screen post of cooperation are additionally provided with the location hole matched with the screen post on the sliding block.

Further, multiple arc surfaces are provided on the internal perisporium of the location hole.

Further, rectangle sliding slot is provided in the shell, the bottom of the rectangle sliding slot is connected to the slit, institute The middle section for stating rectangle sliding slot is provided with several cambered surfaces；The side wall of the sliding block is provided with arcuation protrusion.

A kind of armrest with multiple freedom degrees provided by the utility model, by telescopic sleeve assembly and handrail Shell by the connection of spud pile, telescopic sleeve assembly can be realized handrail and move along slip expansion；Further , and mobile shell can be carried out by the cooperation of the column in the bottom slit and spud pile of shell, realize shell along slit side To movement；And then pass through in the plane in the slit and rotate the shell, rotate the shell around column；This armrest There is free-moving function in above-mentioned at least three direction.

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

One, structural framing is relatively simple and is adapted to other kinds of seat, only need to be in extension sleeve component or handrail shell At least one is connected with other seats can be realized assembly.

Two, multiple freedom degree adjustable armrests facilitate the crowd of different building shape or use occasion to sit down or stand up, and improve Experience.

Three, telescopic sleeve component is different from other lift adjustment modes, tooth socket can finer adjusting height, detent Mode accept handrail shell by downward active force, it is stronger, will not wear.

Four, realize that the adjusting of two freedom degrees, part cooperation are more efficient using a spud pile.

Detailed description of the invention

Fig. 1 is the explosive view of the utility model embodiment；

Fig. 2 is the intracorporal top view of shell in the utility model embodiment；

Fig. 3 is sectional view along A-A in Fig. 2；

Fig. 4 is the perspective view of sliding block in the utility model embodiment；

Fig. 5 is the perspective view of inner sleeve in the utility model embodiment；

Fig. 6 is the perspective view of button in the utility model embodiment；

In figure: 11- upper housing, 12- lower case, 121- slit, 122- rectangle sliding slot, 123- cambered surface, 13- sliding block, 131- First through hole, 132- location hole, 133- arc surface, 134- protrusion, outside 14- positioning plate, 141- screen post, 21- inner sleeve, 22- Sleeve, 23- briquetting, 24- tooth socket, 25- internal chute, 26- annulus, 27- groove, 28- positioning sliding block, 31- cover board, 32- are vertical Column, 321- circumferential part, 322- fixed part.

Specific embodiment

Specific embodiment of the present utility model is described further with reference to the accompanying drawing.It should be noted that The explanation of these embodiments is used to help to understand the utility model, but does not constitute the restriction to the utility model.This Outside, technical characteristic involved in the various embodiments of the present invention described below is as long as they do not conflict with each other It can be combined with each other.

Embodiment:

As shown in Figure 1, a kind of armrest with multiple freedom degrees provided by the utility model, including telescopic set Cartridge module, spud pile and shell, wherein shell includes the upper and lower casing (11,12) mutually fastened, the middle part of lower case 12 and set One end of cartridge module is connected by spud pile；Spud pile includes the column 32 of cover board 31 with the upper surface for standing on cover board 31；Lower casing The bottom of body 12 is equipped with the slit 121 matched with column 32, and inside is equipped with the sliding block 13 with 32 secure fit of column.

As shown in Figure 1,5, sleeve assembly includes the inner and outer sleeves (21,22) and button of coaxial cooperation, the circle of inner sleeve 21 It is provided with the tooth socket 24 axially extended on peripheral wall, is provided with the through-hole matched with button in the circumferential wall of outer sleeve 22.

As shown in Figure 5,6, button includes the annulus 26 that can be moved in inner sleeve 21 and briquetting 23, and 26 liang of briquetting Side is provided with the groove 27 matched with tooth socket 24, and elastic deformation can occur for annulus 26.Annulus 26 can be for made of metal The size of ring, groove 27 is identical as backlash in tooth socket 24, and briquetting 23 squeezes annulus 26, and groove 27 is retracted in inner sleeve, Outer sleeve 22 is pushed to move in the axial direction together with briquetting 23.Between tooth socket 24 and groove 27 after coplanar cooperation, from axial direction Apply one active force of shell, be not susceptible to cunning and move back, unless all tooth of tooth socket 24 is all destroyed, therefore more firm.

The internal chute 25 being axially arranged, separate briquetting 23 on annulus 26 are provided on the inner peripheral surface of inner sleeve 21 One end be provided with positioning sliding block 28.Positioning sliding block 28 moves in internal chute 25, makes telescopic slide between inside and outside sleeve more It is smooth efficient.

As shown in Figure 2,3, column 32 includes two sections, respectively circumferential part 321 and fixed part 322, and fixed part 322 is located at remote One end from cover board 31；The first through hole 131 matched with circumferential part 321 is provided on sliding block 13.Lower case 12 is together with sliding block 13 rotate around circumferential part 321 together, realize the rotation of handrail.Fixed part 322 is cut by cylinder and is made, or by being molded into Type.

As shown in Fig. 1,3,4, the top of sliding block 13 is provided with positioning plate 14, is provided on positioning plate 14 and fixed part 322 The fixation hole and screen post 141 of concentric fit are additionally provided with the location hole 132 matched with screen post 141 on sliding block 13.This Place, positioning plate 14 are fixed hole and fix with the fixed part 322 of column 32 only, be not able to rotate, and then fix screen post 141.Location hole 132 is on sliding block 13, as handrail shell rotates together.

The length of location hole 132 is larger, multiple arc surfaces 133 is provided on internal perisporium, arc surface 133 is along screen post The rotation of handrail multi gear position is realized in 141 slidings.

Rectangle sliding slot 122 is provided in shell, the bottom of rectangle sliding slot 122 is connected to slit 121, rectangle sliding slot 122 Middle section is provided with several cambered surfaces 123；The side wall of sliding block 13 is provided with arcuation protrusion 134.Protrusion 134 with each cambered surface 123 it Between contradict cooperation and realize that the displacement of handrail multi gear is dynamic.

The embodiments of the present invention is explained in detail in conjunction with attached drawing above, but the utility model is not limited to be retouched The embodiment stated.For a person skilled in the art, right in the case where not departing from the utility model principle and spirit These embodiments carry out a variety of change, modification, replacement and modification, still fall in the protection scope of the utility model.

Claims (8)

1. a kind of armrest with multiple freedom degrees, it is characterised in that: including telescopic sleeve assembly, spud pile and shell Body, the middle part of the shell are connect with one end of the sleeve assembly by the spud pile；The spud pile include cover board and Stand on the column of the upper surface of the cover board；The bottom of the shell is equipped with the slit matched with the column, and inside is equipped with With the sliding block of the column secure fit.

2. the armrest according to claim 1 with multiple freedom degrees, it is characterised in that: the sleeve assembly includes The inner and outer sleeves and button of coaxial cooperation are provided with the tooth socket axially extended in the circumferential wall of the inner sleeve, described outer The through-hole matched with the button is provided in the circumferential wall of sleeve.

3. the armrest according to claim 2 with multiple freedom degrees, it is characterised in that: the button includes can be The annulus and briquetting moved in the inner sleeve, the briquetting two sides are provided with the groove matched with the tooth socket, Elastic deformation can occur for the annulus.

4. the armrest according to claim 3 with multiple freedom degrees, it is characterised in that: the inner circumferential of the inner sleeve The internal chute being axially arranged is provided on face, one end far from briquetting is provided with positioning sliding block on the annulus.

5. the armrest according to claim 1 with multiple freedom degrees, it is characterised in that: the column includes circumference Portion and fixed part, the fixed part are located remotely from one end of the cover board；It is provided on the sliding block and matches with the circumferential part The first through hole of conjunction.

6. the armrest according to claim 5 with multiple freedom degrees, it is characterised in that: set above the sliding block It is equipped with positioning plate, is provided with the fixation hole matched with the fixed part and screen post on the positioning plate, on the sliding block It is additionally provided with the location hole matched with the screen post.

7. the armrest according to claim 6 with multiple freedom degrees, it is characterised in that: the inner circumferential of the location hole Multiple arc surfaces are provided on wall.

8. the armrest according to claim 1 with multiple freedom degrees, it is characterised in that: be provided in the shell The bottom of rectangle sliding slot, the rectangle sliding slot is connected to the slit, and the middle section of the rectangle sliding slot is provided with several cambered surfaces；Institute The side wall for stating sliding block is provided with arcuation protrusion.