CN206155234U - Regulation device for angle of chair - Google Patents

Abstract

The utility model provides a regulation device for angle of chair, including first angle demodulator and second angle demodulator, first angle demodulator includes first seatpad support, first back support, first rotation piece, the linkage piece and the piece that resets, first seatpad support and the pin joint of first back support looks, be equipped with master gear portion on the first back support, the linkage piece is including pinion portion, a first rotation pin joint is on first seatpad support, and first rotation piece cooperates with a linkage linkage, this first rotation piece is through promoting linkage piece and messenger master gear portion and the phase separation of pinion portion, the piece that resets is installed on first seatpad support, the piece that should reset resets and makes master gear portion and pinion portion mesh mutually through driving first rotation piece, the second angle demodulator includes that the second rotates the piece, the second rotates and passes through transmission parts connection between piece and the first rotation piece. This regulation device for angle of chair can realize that the inclination to the back adjusts in the both sides of seat, is favorable to promoting user experience.

Description

Device for regulating chair angle

Technical field

The utility model is related to a kind of seat unit, more particularly to a kind of device for regulating chair angle.

Background technology

At present, the seat of the setting such as many automobiles, motor-car can adjust the angle of inclination of backrest, be taken advantage of with being lifted The comfortableness that visitor takes.However, existing device for regulating chair angle typically all can only realize backrest in the one side of seat Angle of inclination regulation, when running into single hand and having the passenger of disease or injury, such passenger is adjusting backrest Angle of inclination when can be relatively difficult, so as to customer experience can be caused to be affected.

Utility model content

To solve above-mentioned technical problem, the purpose of this utility model is to provide a kind of device for regulating chair angle, the seat Chair angle regulator can be realized being adjusted the angle of inclination of backrest in the both sides of seat, be conducive to lifting client's body Test.

Based on this, the utility model proposes a kind of device for regulating chair angle, including first installed in seat both sides Angle demodulator and second angle adjuster, the first angle adjuster include the first cushion rack, the first back bracket, First tumbler, STATEMENT OF FEDERALLY SPONSORED and return unit, first cushion rack and first back bracket are articulated, and described first leans on Back braces is provided with main gear section, and the STATEMENT OF FEDERALLY SPONSORED includes the pinion portion being engaged with the main gear section, and described first Tumbler is articulated on first cushion rack, and first tumbler is linked with the STATEMENT OF FEDERALLY SPONSORED, this first turn Moving part makes the main gear section and the pinion portion be separated by promoting the STATEMENT OF FEDERALLY SPONSORED, and the return unit is arranged on institute State on the first cushion rack, the return unit makes the master gear by driving first tumbler and the STATEMENT OF FEDERALLY SPONSORED to reset Portion and the pinion portion are meshed, and the second angle adjuster includes the second tumbler, second tumbler and described Connected by driving member between first tumbler.

Optionally, first tumbler includes the first swinging mounting, and first swinging mounting is articulated in described first Cushion rack, the STATEMENT OF FEDERALLY SPONSORED is also articulated in first cushion rack, and first swinging mounting is included and pushes away post, described Moving part is provided with and pushes away the position-limited edge that post is engaged with described.

Optionally, first tumbler is arranged at the first side of first cushion rack, first back bracket The second side of first cushion rack is arranged at, the STATEMENT OF FEDERALLY SPONSORED includes main socket part, avoids pars convoluta and the pinion portion, institute Position-limited edge is stated in the main socket part, the main socket part is articulated in the first side of first cushion rack, the pinion Portion is located at the second side of first cushion rack, the avoidance pars convoluta be arranged at the main socket part and the pinion portion it Between, and the avoidance pars convoluta is across between first side and the second side of first cushion rack of first cushion rack.

Optionally, first swinging mounting is provided with spacer pin, and the STATEMENT OF FEDERALLY SPONSORED is provided with what is be engaged with the spacer pin Guide chute.

Optionally, the return unit is the first torsion spring, and first torsion spring is arranged at first swinging mounting and described At drive-connecting shaft between first cushion rack.

Optionally, first cushion rack is provided with the first drive-connecting shaft, and first swinging mounting is provided with the first pivoted hole, First drive-connecting shaft is arranged in first pivoted hole, and first torsion spring is socketed on first drive-connecting shaft, and institute The two ends for stating the first torsion spring connect respectively first swinging mounting and first drive-connecting shaft.

Optionally, first tumbler includes knob, and first swinging mounting includes connection projection, the knob It is fixedly sheathed on the connection projection.

Optionally, first cushion rack is provided with the second drive-connecting shaft, and first back bracket is provided with the second pivot Hole is connect, second drive-connecting shaft is arranged in second pivoted hole, be socketed with the second torsion spring on second drive-connecting shaft, described The two ends of two torsion springs connect respectively second drive-connecting shaft and first back bracket.

Optionally, the second angle adjuster includes the second cushion rack and the second back bracket, second seat cushion Support and second back bracket are articulated, and second tumbler includes the second swinging mounting, second swinging mounting It is articulated on second cushion rack, and is provided with the articulated section of second swinging mounting and second cushion rack 3rd torsion spring, the driving member includes drive line and line set, and the drive line is arranged in the line set, the two ends of the line set It is separately fixed on first cushion rack and second cushion rack, the two ends of the drive line connect respectively described One swinging mounting and second swinging mounting.

Optionally, first swinging mounting includes the first posting with opening, is provided with first posting First limited post, second swinging mounting includes the second posting with opening, and in second posting second is provided with Limited post, the two ends of the drive line connect respectively first limited post and second limited post.

Optionally, the drive line is metal wire.

Implement the utility model embodiment, have the advantages that：

Device for regulating chair angle of the present utility model includes first angle adjuster and second angle adjuster, described the One angle demodulator includes the first tumbler, STATEMENT OF FEDERALLY SPONSORED and return unit, and the first tumbler makes the by promoting the STATEMENT OF FEDERALLY SPONSORED The pinion portion of the main gear section of one back bracket and the STATEMENT OF FEDERALLY SPONSORED is separated, and the return unit is by driving the first tumbler Reset with STATEMENT OF FEDERALLY SPONSORED and make the main gear section and the pinion portion be meshed, thus, when the first side hand in seat revolves During dynamic first tumbler, the main gear section and the pinion portion can be made to be separated, and then can be to the inclination of backrest Angle is adjusted, and when hand unclamps, the first tumbler and STATEMENT OF FEDERALLY SPONSORED can reset in the presence of return unit, make the main tooth Wheel portion and the pinion portion are meshed, so as to be fixed positioning to the backrest for having regulated angle of inclination；Institute State the second tumbler of second angle adjuster and the first tumbler of the first angle adjuster to connect by driving member, then In the second side of seat the first tumbler can be driven with the second tumbler described in hand turn to rotate, and then be also capable of achieving for seat The regulation at the angle of inclination of chair back, and when hand unclamps from second tumbler, first tumbler and described Two tumblers can reset in the presence of respective torsion spring, and the main gear section and the pinion portion engage again, now The backrest for having regulated angle of inclination also can be by stationary positioned.Therefore, device for regulating chair angle of the present utility model The angle of inclination of backrest can be adjusted in the both sides of seat, this is conducive to lifting Consumer's Experience；Especially for individual For the passenger of other hand disability or injury, adjust due to being capable of achieving backrest angle in the both sides of seat, then can give its tune Section brings bigger convenience.In addition, the driving member includes drive line and line set, the drive line is arranged in the line set, then The second side that may be implemented in the seat by the effect of the transmission line component is adjusted to the angle of inclination of backrest, Cross bearer in the middle of without the need for arranging, this advantageously reduces the cost of device for regulating chair angle, and its assembly technology is simple.

Description of the drawings

Fig. 1 is the structural representation that the device for regulating chair angle of the present embodiment is arranged in seat.

Fig. 2 is the dimensional structure diagram at the first visual angle of the device for regulating chair angle of the present embodiment.

Fig. 3 is the dimensional structure diagram at the second visual angle of the device for regulating chair angle described in the present embodiment.

Fig. 4 is the decomposition texture schematic diagram of the first angle adjuster described in the present embodiment.

Fig. 5 is the first assembling structure schematic diagram of the first angle adjuster described in the present embodiment.

Fig. 6 is the partial enlarged drawing in Fig. 5 at A.

Fig. 7 is the fit structure schematic diagram between the main gear section described in the present embodiment and pinion portion.

Fig. 8 is the second assembling structure schematic diagram of the first angle adjuster described in the present embodiment.

Fig. 9 is the 3rd assembling structure schematic diagram of the first angle adjuster described in the present embodiment.

Figure 10 is the assembling structure schematic diagram of the second angle adjuster described in the present embodiment.

Figure 11 is the decomposition texture schematic diagram of the second angle adjuster described in the present embodiment.

Description of reference numerals：

1st, first angle adjuster, the 11, first cushion rack, the 111, first drive-connecting shaft, the 112, second drive-connecting shaft, 1121, Slot, the 113, first fixed frame, the 12, first back bracket, 121, main gear section, 122, locating dowel, the 123, second pivoted hole, 13rd, the first knob, the 14, first swinging mounting, 141, push away post, the 142, first connection projection, the 1421, first pivoted hole, 143, turn round Spring stopper slot, 144, spacer pin, the 145, first posting, the 1314, first tumbler, 15, STATEMENT OF FEDERALLY SPONSORED, 151, pinion portion, 152nd, main socket part, 1521, position-limited edge, 1522, guide chute, 153, avoid pars convoluta, the 16, first torsion spring, the 17, second torsion spring, 2, Second angle adjuster, the 21, second cushion rack, the 211, second fixed frame, the 212, the 3rd drive-connecting shaft, the 22, second back bracket, 23rd, the second knob, the 24, second swinging mounting, the 241, second posting, the 242, second connection projection, the 2421, the 3rd pivoted hole, 2324th, the second tumbler, the 25, the 3rd torsion spring, 3, driving member, 31, drive line, the 311, first limited post, 32, line set, 4, seat cushion, 5th, backrest.

Specific embodiment

Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of the utility model, rather than whole Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made The every other embodiment for being obtained, belongs to the scope of the utility model protection.

In description of the present utility model, it is to be understood that the orientation or position relationship of the instruction such as term "left", "right" It is, based on orientation shown in the drawings or position relationship, to be for only for ease of description the utility model and simplify description, rather than refers to Show or imply that the device or element of indication with specific orientation, with specific azimuth configuration and operation, therefore must can not be managed Solution is to restriction of the present utility model.

Referring to Fig. 1 to Fig. 3, the device for regulating chair angle of the present embodiment includes that the first angle being arranged on the left of seat is adjusted The section device 1 and second angle adjuster 2 on the right side of seat, and first angle adjuster 1 and second angle adjuster 2 it Between be connected by driving member 3, the driving member 3 for transmission line component.Wherein, referring to Fig. 1, seat includes backrest 5 and seat cushion 4. In the present embodiment, first angle adjuster 1 and second angle adjuster 2 are capable of achieving for the angle of inclination of backrest 5 Regulation, and first angle adjuster 1 plays main and directly effect in the angular adjustment, and second angle adjuster 2 is by realizing the transmission of first angle adjuster 1 for the angular adjustment of backrest 5 indirectly.

Referring to Fig. 2 to Fig. 9, the first angle adjuster 1 of the present embodiment includes the first cushion rack 11, the first back bracket 12nd, the first tumbler 1314, STATEMENT OF FEDERALLY SPONSORED 15 and return unit, the first cushion rack 11 and the first back bracket 12 are articulated, and first Back bracket 12 is provided with main gear section 121, and STATEMENT OF FEDERALLY SPONSORED 15 includes the pinion portion 151 being engaged with main gear section 121, the One tumbler 1314 is articulated on the first cushion rack 11, and the first tumbler 1314 is linked with STATEMENT OF FEDERALLY SPONSORED 15, and this first Tumbler 1314 makes main gear section 121 and pinion portion 151 be separated by promoting STATEMENT OF FEDERALLY SPONSORED 15, and return unit is arranged on first On cushion rack 11, the return unit is resetted by driving the first tumbler 1314, and and then drives STATEMENT OF FEDERALLY SPONSORED 15 to reset to make master Gear part 121 and pinion portion 151 are meshed；Wherein, above-mentioned first back bracket 12 is used for the backrest 5 of connecting chair, above-mentioned First cushion rack 11 is used for the seat cushion 4 of connecting chair.Thus, by rotating the first tumbler 1314, STATEMENT OF FEDERALLY SPONSORED 15 can be made Raw linkage, and then the pinion portion 151 of STATEMENT OF FEDERALLY SPONSORED 15 can be made to separate with the main gear section 121 of the first back bracket 12, by This can be adjusted to the angle of inclination of backrest 5；And passing through return unit can make the first tumbler 1314 and STATEMENT OF FEDERALLY SPONSORED 15 multiple Position, and then above-mentioned pinion portion 151 can be made to be meshed with above-mentioned main gear section 121, realize for the seat for regulating angle is leaned on The stationary positioned of the back of the body 5.Knot when engaging between the main gear section 121 of the first back bracket 12 and above-mentioned pinion portion 151 Structure can be found in Fig. 7.

Referring to Fig. 4 to Fig. 9, first tumbler 1314 of the present embodiment includes the first knob 13 and the first swinging mounting 14, First knob 13 is fixedly connected on the first swinging mounting 14, and the first swinging mounting 14 and STATEMENT OF FEDERALLY SPONSORED 15 respectively with the first seat cushion Support 11 is articulated, and the first swinging mounting 14 is included and pushes away post 141, and STATEMENT OF FEDERALLY SPONSORED 15 is provided with spacing with push away that post 141 is engaged Side 1521.Thus, when rotating the first knob 13 with hand, the first swinging mounting 14 can be made to rotate, the rotation can make it push away post 141 promote the position-limited edge 1521 of STATEMENT OF FEDERALLY SPONSORED 15, and then STATEMENT OF FEDERALLY SPONSORED 15 can be made to link, and the linkage of the STATEMENT OF FEDERALLY SPONSORED 15 can make it secondary The main gear section 121 of gear part 151 and above-mentioned first back bracket 12 is separated, and now backrest 5 can be inclined The regulation of rake angle.Specifically：First tumbler 1314 is arranged at the first side of the first cushion rack 11, the first back bracket 12 The second side of the first cushion rack 11 is arranged at, above-mentioned STATEMENT OF FEDERALLY SPONSORED 15 includes main socket part 152, avoids pars convoluta 153 and pinion portion 151, in main socket part 152, main socket part 152 is articulated in the first side of first cushion rack 11 to above-mentioned position-limited edge 1521, Pinion portion 151 is located at the second side of the first cushion rack 11, avoids pars convoluta 153 and is arranged at main socket part 152 and pinion portion 151 Between, and pars convoluta 153 is avoided across between first side and the second side of the first cushion rack 11 of the first cushion rack 11, from And, can realize on the basis of avoiding being interfered between each part between the first tumbler 1314 and STATEMENT OF FEDERALLY SPONSORED 15 Be linked, and and then realize the regulation at angle of inclination for backrest 5, the structure design is very ingenious；On the other hand, Drive-connecting shaft (the second drive-connecting shaft 112 i.e. hereinafter) between first back bracket 12 and the first cushion rack 11 is parallel to linkage Drive-connecting shaft between the cushion rack 11 of part 15 and first, that is, show the central axis of the two drive-connecting shafts not in same axis On, so as to be advantageously implemented STATEMENT OF FEDERALLY SPONSORED 15 by it is above-mentioned push away post 141 and promote when, its pinion portion 151 and above-mentioned first backrest The main gear section 121 of frame 12 is separated.In addition, the first swinging mounting 14 includes the first connection projection 142, above-mentioned first rotation Button 13 is fixedly sheathed on the first connection projection 142, then can ensure that matching somebody with somebody between the first knob 13 and the first swinging mounting 14 Close.

Referring to Fig. 4, Fig. 8 and Fig. 9, the return unit of the present embodiment is the first torsion spring 16, and the first torsion spring 16 is arranged at first turn At drive-connecting shaft between the cushion rack 11 of dynamic support 14 and first.Specifically, the first cushion rack 11 is provided with the first drive-connecting shaft 111, the first swinging mounting 14 is provided with the first pivoted hole 1421, and the first pivoted hole 1421 connects in projection 142 located at above-mentioned first, First pivoted hole 1421 is socketed above-mentioned first drive-connecting shaft 111, and the first torsion spring 16 is also socketed at first drive-connecting shaft 111, and Torsion spring stopper slot 143 is provided with first swinging mounting 14, draw-in groove is provided with the first drive-connecting shaft 111, the two of the first torsion spring 16 End is respectively embedded in above-mentioned torsion spring stopper slot 143 and above-mentioned draw-in groove；In addition, the first swinging mounting 14 is provided with spacer pin 144, linkage Part 15 is provided with the guide chute 1522 being engaged with spacer pin 144.Thus, when above-mentioned first tumbler 1314 is freely discharged When, by first torsion spring 16 the first swinging mounting 14 and the first knob 13 can be made to automatically reset, and then the first rotation can be made The spacer pin 144 of support 14 is had an effect to the guide chute 1522 of STATEMENT OF FEDERALLY SPONSORED 15, STATEMENT OF FEDERALLY SPONSORED 15 is occurred under the effect Reset, the pinion portion 151 for causing STATEMENT OF FEDERALLY SPONSORED 15 engages again with above-mentioned main gear section 121, is achieved in for backrest 5 Angle of inclination stationary positioned；And the cooperation of the spacer pin 144 of the first swinging mounting 14 and above-mentioned guide chute 1522, moreover it is possible to Movement locus when enough guaranteeing that STATEMENT OF FEDERALLY SPONSORED 15 resets.It should be noted that above-mentioned first drive-connecting shaft 111 is also from the first connection projection Pass in 142, and the part that the first drive-connecting shaft 111 therefrom wears out is provided with c-type jump ring, is existed with limiting the first swinging mounting 14 Position in the axial direction of first drive-connecting shaft 111.

Referring to Fig. 9, (first tumbler in other words was shown before the first tumbler 1314 rotates in the figure After 1314 reset) above-mentioned push away post 141 and above-mentioned spacer pin 144 position respectively in STATEMENT OF FEDERALLY SPONSORED 15.

On the basis of with reference to Fig. 2, referring to Fig. 4, first cushion rack 11 of the present embodiment is provided with the second drive-connecting shaft 112, the first back bracket 12 is provided with the second pivoted hole 123, and the second drive-connecting shaft 112 is arranged in the second pivoted hole 123, and this The second torsion spring 17 is socketed with two drive-connecting shafts 112, the two ends of the second torsion spring 17 connect respectively the second drive-connecting shaft 112 and the first backrest Support 12；Specifically, the second drive-connecting shaft 112 is provided with slot 1121, and the first back bracket 12 includes locating dowel 122, and second One end of torsion spring 17 is plugged in above-mentioned slot 1121, and the other end of second torsion spring 17 is snapped onto in above-mentioned locating dowel 122.By This realizes the pivot joint between the first cushion rack 11 and the first back bracket 12, and guarantees mutual cooperation, and causes Above-mentioned pinion portion 151 and above-mentioned main gear section 121 are not to make the backrest 5 of seat directly to fall down when being separated.Need explanation , in the present embodiment, the central axis of above-mentioned first drive-connecting shaft 111 exists with the central axis of above-mentioned second drive-connecting shaft 112 On same axis.

Further, on the basis of with reference to Fig. 3,5 and 6, and referring to Figure 10 and 11, above-mentioned second angle adjuster 2 is wrapped The second cushion rack 21 and the second back bracket 22 are included, the second cushion rack 21 and the second back bracket 22 are articulated, second turn Moving part 2324 includes the second knob 23 and the second swinging mounting 24, and the second knob 23 is fixedly connected with the second swinging mounting 24, the Two swinging mountings 24 are articulated on the second cushion rack 21；Wherein, driving member 3 includes drive line 31 and line set 32, drive line 31 In being arranged in line set 32, the two ends of line set 32 are separately fixed on the first cushion rack 11 and the second cushion rack 21, drive line 31 two ends connect respectively the first swinging mounting 14 and the second swinging mounting 24.Specifically：First swinging mounting 14 includes band First posting 145 of opening, is provided with the first limited post 311 in the first posting 145, the second swinging mounting 24 includes band and opens Second posting 241 of mouth, is provided with the second limited post in the second posting 241, the two ends of drive line 31 connect respectively the first limit The position limited post of post 311 and second；First cushion rack 11 includes the first fixed frame 113, and the second cushion rack 21 includes Two fixed frames 211, the two ends of above-mentioned line set 32 are individually fixed in the first fixed frame 113 and the second fixed frame 211；And be to realize Pivot joint between two cushion racks 21 and the second swinging mounting 24, on above-mentioned second cushion rack 21 the 3rd drive-connecting shaft is provided with 212, above-mentioned second swinging mounting 24 includes the second connection projection 242, and in the second connection projection 242 the 3rd pivot is equipped with Hole 2421 is connect, the 3rd pivoted hole 2421 is socketed the 3rd drive-connecting shaft 212；In addition, being also arranged with the 3rd at the 3rd drive-connecting shaft 212 Torsion spring 25, above-mentioned second swinging mounting 24 is provided with torsion spring stopper slot (not shown), and the 3rd drive-connecting shaft 212 is provided with draw-in groove, The two ends of the 3rd torsion spring 25 are respectively embedded into the draw-in groove of the 3rd drive-connecting shaft 212 and the torsion spring stopper slot of the second swinging mounting 24, by This is capable of achieving the reset of the second swinging mounting 24 and corresponding second knob 23.And wherein, above-mentioned drive line 31 is metal wire.Cause And, can rotate the second swinging mounting 24 by rotating the second knob 23, and the rotation of the second swinging mounting 24 can then make gold Category drive line 31 pulls the first swinging mounting 14 to rotate, and then makes STATEMENT OF FEDERALLY SPONSORED 15 link, and thus makes above-mentioned pinion Portion 151 and above-mentioned main gear section 121 are separated, and now just the angle of inclination of backrest 5 can be adjusted, and afterwards, are led to The second knob 23 of release is crossed, then the second swinging mounting 24 can reset in the presence of the 3rd torsion spring 25, at the same time, first Swinging mounting 14 and STATEMENT OF FEDERALLY SPONSORED 15 also reset in the presence of the first torsion spring 16, above-mentioned pinion portion 151 and above-mentioned main tooth Wheel portion 121 is engaged again, and realization regulates the fixation of the backrest 5 at angle of inclination.

Explanation is needed also exist for, above-mentioned 3rd drive-connecting shaft 212 is also passed from the second connection projection 242, and the 3rd The position that drive-connecting shaft 212 therefrom wears out is also equipped with c-type jump ring, and the second swinging mounting 24 is limited in the 3rd drive-connecting shaft with this Position in 212 axial direction.

The device for regulating chair angle of the present embodiment may be implemented in the left and right sides of seat being capable of inclining to backrest 5 Rake angle is adjusted, and its course of work and operation principle are：When the first knob 13 on the left of seat is rotated by hand, the first rotation Button 13 can drive the first swinging mounting 14 to rotate, and the rotation of the first swinging mounting 14 causes it to push away post 141 to promote STATEMENT OF FEDERALLY SPONSORED 15 to move Make, and then the pinion portion 151 of STATEMENT OF FEDERALLY SPONSORED 15 is separated with the main gear section 121 of the first back bracket 12, now can use Hand or back overcome or comply with the active force of the second torsion spring 17 to adjust the angle of inclination of backrest 5, and afterwards, hand unclamps the One knob 13, then the first swinging mounting 14 reset in the presence of the first torsion spring 16, the reset of first swinging mounting 14 The spacer pin 144 for arranging thereon can be caused to promote the trough rim of guide chute 1522, and then make STATEMENT OF FEDERALLY SPONSORED 15 also reset, be linked The reset of part 15 causes its pinion portion 151 and above-mentioned main gear section 121 to engage again, is achieved in for regulating angle The stationary positioned of backrest 5；And if when rotating the second knob 23 on the right side of seat by hand, the second knob 23 can be passed by metal Moving-wire 31 pull the first swinging mounting 14 rotate, and and then be capable of achieving STATEMENT OF FEDERALLY SPONSORED 15 pinion portion 151 and above-mentioned main tooth Wheel portion 121 is separated, and the angle of inclination of backrest 5, afterwards, hand now equally can be adjusted with the active force at hand or back If unclamping second knob 23, the second knob 23 can reset in the presence of the 3rd torsion spring 25, and the first knob 13 also can Reset in the presence of the first torsion spring 16, and metal drive line similarly return, and then it is capable of achieving the secondary tooth of STATEMENT OF FEDERALLY SPONSORED 15 Wheel portion 151 and above-mentioned main gear section 121 are engaged again, and the fixation for being thus also capable of achieving the backrest 5 of adjusted good angle is determined Position.

Thus, the inclination that the device for regulating chair angle of the utility model embodiment can be in the both sides of seat to backrest Angle is adjusted, and is conducive to lifting Consumer's Experience；For passenger especially for indivedual hand disabilities or injury, due to The both sides of seat are capable of achieving the angular adjustment of backrest, then can bring bigger convenience to its regulation.In addition, the present embodiment Driving member be include drive line and line set transmission line component, then can be realized in seat by the effect of the transmission line component Right side the angle of inclination of backrest is adjusted, without the need for arrange in the middle of cross bearer, this advantageously reduce chair angle tune The cost of regulating device, its assembly technology is simple.

It should be appreciated that being described using term " first ", " second ", " the 3rd ", " the 4th " etc. in the utility model Various information, but these information should not necessarily be limited by these terms, and these terms are only used for that same type of information is distinguished from each other out. For example, in the case of without departing from the utility model scope, " first " information can also be referred to as " second " information, similar, " second " information can also be referred to as " first " information.

The above is preferred embodiment of the present utility model, it is noted that for the ordinary skill of the art For personnel, on the premise of without departing from the utility model principle, some improvement and deformation can also be made, these improve and become Shape is also considered as protection domain of the present utility model.

Claims (10)

1. a kind of device for regulating chair angle, it is characterised in that include being arranged on the first angle adjuster of seat both sides and the Two angle demodulators, the first angle adjuster includes the first cushion rack, the first back bracket, the first tumbler, linkage Part and return unit, first cushion rack and first back bracket are articulated, and first back bracket is provided with master Gear part, the STATEMENT OF FEDERALLY SPONSORED includes the pinion portion being engaged with the main gear section, and first tumbler is articulated in institute State on the first cushion rack, and first tumbler is linked with the STATEMENT OF FEDERALLY SPONSORED, first tumbler is by driving institute State STATEMENT OF FEDERALLY SPONSORED and make the main gear section and the pinion portion be separated, the return unit is arranged on first cushion rack On, the return unit makes the main gear section and the pinion by driving first tumbler and the STATEMENT OF FEDERALLY SPONSORED to reset Portion is meshed, and the second angle adjuster includes the second tumbler, between second tumbler and first tumbler Connected by driving member.

2. device for regulating chair angle according to claim 1, it is characterised in that first tumbler includes first turn Dynamic support, first swinging mounting is articulated in first cushion rack, and the STATEMENT OF FEDERALLY SPONSORED is also articulated in first seat cushion Support, first swinging mounting is included and pushes away post, and the STATEMENT OF FEDERALLY SPONSORED is provided with and pushes away the position-limited edge that post is engaged with described.

3. device for regulating chair angle according to claim 2, it is characterised in that first tumbler is arranged at described First side of the first cushion rack, first back bracket is arranged at the second side of first cushion rack, the linkage Part includes main socket part, avoids pars convoluta and the pinion portion, and the position-limited edge is located in the main socket part, the main socket part pivot joint In the first side of first cushion rack, the pinion portion is located at the second side of first cushion rack, the avoidance Pars convoluta is arranged between the main socket part and the pinion portion, and the pars convoluta that avoids is across the of first cushion rack Between second side of side and first cushion rack.

4. device for regulating chair angle according to claim 2, it is characterised in that first swinging mounting is provided with spacing Pin, the STATEMENT OF FEDERALLY SPONSORED is provided with the guide chute being engaged with the spacer pin.

5. device for regulating chair angle according to claim 2, it is characterised in that the return unit is the first torsion spring, institute State at the drive-connecting shaft that the first torsion spring is arranged between first swinging mounting and first cushion rack.

6. device for regulating chair angle according to claim 5, it is characterised in that first cushion rack is provided with first Drive-connecting shaft, first swinging mounting is provided with the first pivoted hole, and first drive-connecting shaft is arranged in first pivoted hole, institute State the first torsion spring to be socketed on first drive-connecting shaft, and the two ends of first torsion spring connect respectively first swinging mounting With first drive-connecting shaft.

7. device for regulating chair angle according to claim 2, it is characterised in that first tumbler includes knob, First swinging mounting includes connection projection, and the knob is fixedly sheathed on the connection projection.

8. device for regulating chair angle according to claim 1, it is characterised in that first cushion rack is provided with Two drive-connecting shafts, first back bracket is provided with the second pivoted hole, and second drive-connecting shaft is arranged in second pivoted hole In, the second torsion spring is socketed with second drive-connecting shaft, the two ends of second torsion spring connect respectively second drive-connecting shaft and institute State the first back bracket.

9. the device for regulating chair angle according to any one of claim 2 to 7, it is characterised in that the second angle is adjusted Section device includes the second cushion rack and the second back bracket, and second cushion rack and second back bracket are articulated, Second tumbler includes the second swinging mounting, and second swinging mounting is articulated on second cushion rack, and The articulated section of second swinging mounting and second cushion rack is provided with the 3rd torsion spring, and the driving member includes drive line With line set, the drive line is arranged in line set, the two ends of the line set be separately fixed at first cushion rack and On second cushion rack, the two ends of the drive line connect respectively first swinging mounting and second rotation Frame.

10. device for regulating chair angle according to claim 9, it is characterised in that first swinging mounting is included The first posting with opening, is provided with the first limited post in first posting, second swinging mounting includes band and opens Mouthful the second posting, be provided with the second limited post in second posting, the two ends of the drive line connect respectively described the One limited post and second limited post.