CN207679950U - A kind of body-building office chair - Google Patents

Abstract

The utility model provides a kind of body-building office chair, is related to office chair technical field, solves office chair backrest angle existing in the prior art and cannot keep unlocked state, can not during the break carry out the technical issues of the small of the back exercise.The device includes backrest, seat, chair leg and armrest mechanism, adjusting angle mechanism is set between the backrest and the seat, the adjusting angle mechanism includes recliner and tripper, ratchet is set on recliner baffle, pawl is slided by handle and locking level control on ratchet, make the fluted disc in recliner that can be stuck on ratchet using pawl under locking and unlocked state under unlocked state to maintain, enables body-building office chair free switching under office mode and health keeping mode.The utility model can unlock adjusting angle mechanism under health keeping mode, can repeatedly extrude backrest with wide-angle when carrying out the small of the back exercise, play the effect of exercise.

Description

A kind of body-building office chair

Technical field

The utility model is related to office chair technical fields, more particularly, to a kind of body-building office chair.

Background technology

Office chair is the necessary article of routine office work, style there are many various, general seat include backrest, adjusting angle mechanism, Handrail, elevating mechanism, tripod, seat cushion, backrest can by adjusting angle mechanism adjust reclined by angle, seat can not only lift but also It can rotate, to office worker, adjusting sitting posture is relieved fatigue and moved and brings convenience at any time.But in use exist with Lower problem, first, office chair on the market can only adjust backrest reclined by angle by recliner, recliner has handlebar stem, pulls When handlebar stem, the gear unlock in recliner, backrest can be adjusted to any angle with seat, then unclamp handlebar stem, gear Locked, the angle of backrest and seat is fixed.When taking exercise for back, need to carry out extruding repeatedly to backrest, be related to compared with The movement repeatedly of big backrest angle range, should release the angle locking of backrest at this time.But existing common recliner is only Have in cocked handlebar stem, backrest angle could arbitrarily change, and unclamp handlebar stem, and chair angle is just locked；And one in taking exercise Straight pull lives handlebar stem, keeps exercise very inconvenient, this makes existing office chair for that can only rest on the daily rest that lies down, can not Really realize the purpose for tempering the small of the back.For the personnel of computer office are used for a long time, body, which is sitting in for a long time on office chair, to be led to It crosses wrist and finger and carries out office or other operations, the small of the back and shoulder neck load is excessive, overlong time is easy to cause cervical vertebra The occupational diseases such as disease, lumbar muscular injury, protrusion of lumber intervertebral disc or back muscle strain directly affect its work and life, it is also very desirable to Arm, leg, the small of the back and shoulder neck are performed physical exercise and maintained at any time.Second is that some existing exercise equipment are often set It sets in some special health centers or outdoor sports place, these personnel to go to work on time are difficult to do in time and efforts To the exercise and health care for regularly carrying out the small of the back and shoulder neck for a long time.

Applicant is collected by literature search and data information, and not yet finding can be such that office chair is released under exercise mode Backrest is locked with seat angle, has both the body-building office of the functions such as office, the rest that lies low, whole body exercise and back shoulder neck massaging Chair.

Utility model content

The purpose of this utility model is to provide a kind of body-building office chairs, are leaned on solving office chair existing in the prior art Dorsal horn degree cannot keep unlocked state, can not during the break carry out the technical issues of the small of the back exercise.It is provided by the utility model Many technique effects (can selectively carry out leg, arm exercise) that optimal technical scheme in many technical solutions can be generated Elaboration as detailed below.

To achieve the above object, the utility model provides following technical scheme：

Body-building office chair provided by the utility model, including backrest, seat, chair leg and armrest mechanism, the seat branch It supports in leg, the movable backrest is connected to the side of the seat, and the armrest mechanism is set to the seat two Side；It is provided with splined shaft between the backrest and the seat；The splined shaft is provided at both ends with adjusting angle mechanism, the angle modulation machine Structure includes backrest connecting seat, band tooth strip, fluted disc, baffle, handlebar stem, and the backrest connecting seat is fixedly connected with the seat, The fluted disc is fixedly connected with the splined shaft, and the baffle is relatively fixed with the backrest connecting seat, and the band tooth strip can It is rotationally connected with the backrest connecting seat, the handlebar stem coordinates with the band tooth strip, makes the band tooth strip and the tooth Disk is engaged or is detached from.

At least adjusting angle mechanism described in one end is additionally provided with tripper, and the tripper includes：It is set to the baffle The ratchet of side, pawl are rotationally connected with the backrest connecting seat, and described pawl one end is flexibly connected with the handlebar stem, institute It when stating handlebar stem rotation, interlocks the pawl other end and is slided on the ratchet, the band tooth strip is made to be protected with the fluted disc Hold engagement or disengaged position.

Preferably, the handlebar stem end set has handle, and the handle is axially disposed cavity, the cavity inside It is provided with locking level, the locking level is flexibly connected with the pawl；Reset is provided between the locking level and the handle Spring, the locking level can be moved axially along the handle；Pin the locking level and push down on the handle can So that the pawl is placed in the ratchet, locks the backrest angle.

Preferably, the backrest includes neck wheel carrier and back wheel carrier, and the neck wheel carrier is set to back wheel carrier top, It is arranged along the backrest central axis；The neck wheel carrier is provided with multiple rotatable neck wheels from top to bottom, for massaging user Neck；The back wheel carrier is symmetrical arranged several rotatable backs along the backrest central axis and takes turns, for massaging user's waist Back.

Preferably, it is flexibly connected between the neck wheel carrier and back wheel carrier, the neck wheel carrier and the setting of back wheel carrier are limited Position pin, the relative position for fixing the neck wheel carrier and back wheel carrier.

Preferably, neck wheel carrier top is provided with headrest.

Preferably, it is provided with force-increasing mechanism between the backrest and the seat, the restoring force for enhancing the backrest.

Preferably, the force-increasing mechanism is the splined shaft being set between the backrest and the seat, the splined shaft It is fixedly connected with the backrest, fixing wound has several wind springs, the wind spring movable end to be fixed on the chair on the splined shaft On seat.

Preferably, the armrest mechanism includes handrail, and the handrail is movably connected on the both sides of seat, the handrail energy It is enough to swing around with the seat junction；Handrail tension spring is installed in the handrail lower end, handrail tension spring one end with it is described Handrail connects, and the other end is connect with the seat bottom.

Preferably, further include leg exercises mechanism, be movably connected in front of the seat；The leg exercises mechanism includes Telescopic sleeve, foot pedal and castor, the telescopic sleeve, the castor are set to the pedal support both ends, the foot pedal It is set to pedal support lower part, is arranged towards seat front.

Preferably, the telescopic sleeve both sides are provided with long tension spring, and described long tension spring one end hangs over the both sides of telescopic sleeve, The other end hangs over the both sides of the pedal support.

Body-building office chair provided by the utility model increases adjusting angle mechanism unlock dress on the basis of traditional office chair It sets, adjusting angle mechanism can be unlocked under health keeping mode, backrest can be repeatedly extruded with wide-angle when carrying out the small of the back exercise, Play the effect of exercise.Also, in the office mode, tripper does not influence the normal use of adjusting angle mechanism.This practicality Novel body-building office chair can carry out back exercise during the break, and the work that clerk can be effectively relieved is tired.

Description of the drawings

In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor Under, other drawings may also be obtained based on these drawings.

Fig. 1 is：The body-building office chair left view；

Fig. 2 is：The body-building office chair adjusting angle mechanism explosive view；

Fig. 3 is：The body-building office chair handle arrangement schematic diagram；

Fig. 4 is；The first embodiment structural schematic diagram of the body-building office chair；

Fig. 5 is：The first embodiment Structure explosion diagram of the body-building office chair；

Fig. 6 is：The second embodiment structural schematic diagram of the body-building office chair；

Fig. 7 is：The second embodiment Structure explosion diagram of the body-building office chair；

Fig. 8 is：The structural schematic diagram of the body-building office chair second embodiment splined shaft；

Fig. 9 is：The body-building office chair armrest mechanism structural schematic diagram；

Figure 10 is：Body-building office chair leg exercises mechanism structural schematic diagram.

In figure；1, backrest；2, adjusting angle mechanism；3, right handrail；4, seat；5, backrest force-increasing mechanism；6, armrest mechanism；7, chair Frame；8, telescopic rod；9, leg exercises mechanism；10, chair leg；11, left handrail；12, cardioid is rested the head on；13, neck wheel；14, neck wheel carrier； 15, back wheel carrier；16, back is taken turns；17, spline sets of holes；18, preceding hanging rod；19, splined shaft；20, axis cover；191, axis body；192, it rolls up Spring；193, spline housing；194, jackscrew；195, bearing；26, rear hanging rod；27, short tension spring；28, lift adjustment handle；29, seat support Plate；30, gas bar；31, tripod；32, universal wheel；33, locking knob；34, foot pad；35, nut；36, T-type part；37, handrail is drawn Spring；38, active connection；40, double threaded screw；41, bolt；42, support；43, explosion-proof steel plate；44, trim；45, wind spring； 46, baffle；461, ratchet；47, handlebar stem；471, pawl；472, handle；473, locking level；474, resetting spring；48, it rotates Block；49, band tooth strip；50, fluted disc；51, right backrest connecting seat；53, spacer pin；54, right limit axis；55, U-shaped hasp；56、 U-shaped hanging tube；57, pin；58, telescopic sleeve；59, long tension spring；60, foot pedal；61, pedal support；62, castor.

Specific implementation mode

It, below will be to the technology of the utility model to keep the purpose of this utility model, technical solution and advantage clearer Scheme is described in detail.Obviously, the described embodiments are only a part of the embodiments of the utility model, rather than all Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are not before making creative work Obtained all other embodiment is put, the range that the utility model is protected is belonged to.

The utility model provides a kind of body-building office chair, and Fig. 1 is the left view of body-building office chair.Including backrest 1, seat 4, chair leg 10, the seat 4 are supported in leg 10, and the backrest 1 connect and upwardly extends with the seat 4, helps Mobile phone structure 6 is set to 4 both sides of seat, and seat 4, backrest 1 and armrest mechanism 6 is made to constitute the sitting and lying space of body-building office chair.

The body-building office chair includes chair leg 10, and leg is provided with pedestal, and the pedestal can be tripod, can also It is disk, tripod is selected in the present embodiment.The seat 4 is fixedly connected on the top of chair leg 10.Chair leg 10 has tripod 31, institute Stating tripod has multiple straddle, and universal wheel 32 is equipped with below each straddle, for stablizing support and fast moving the body-building Office chair.Gas bar 30 straight up is installed, for adjusting on the office chair vertical direction on 31 central axis of tripod Highly.The top side detachable of gas bar 30 is installed with seat supporting plate 29, is detachably fixed and is connected on the seat supporting plate 29 Chair frame 7 is typically provided with cushion in chair frame 7, seat 4 is together constituted with chair frame 7.Meanwhile the side of the seat supporting plate 29 With through-hole, for installing lift adjustment handle 28, the lift adjustment handle 28 can be controlled effectively on 30 vertical direction of gas bar Height adjust.Splined shaft 19 is provided between backrest in the utility model and seat 4, splined shaft 19 is provided at both ends with angle modulation Mechanism 2, for adjusting and fixing the angle between backrest 1 and seat 4.

Fig. 2 be the utility model is related to body-building office chair adjusting angle mechanism structural schematic diagram.Seat angle adjustor generally wraps Master recliner and secondary recliner are included, seat both sides are set to.This specification illustrates the knot of adjusting angle mechanism 2 by taking master recliner as an example Structure, including it is fixed on 7 side of chair frame, the backrest connecting seat 51 being connected on splined shaft 19, the backrest connecting seat 51 and decoration Lid 44 is fixedly connected, and baffle 46 is movably installed on splined shaft 19, and is close to the medial surface of trim 44；The inner end of wind spring 45 is solid Surely it is connected in the open slot of 19 shaft end of splined shaft, outer end is fixedly connected with the backrest connecting seat 51.

Fluted disc 50, band tooth strip 49, handlebar stem 47, rotary block 48, the tooth are sequentially arranged in backrest connecting seat 51 The endoporus of disk 50 coordinates with splined shaft, and band tooth strip 49 is hinged on backrest connecting seat 51, on band tooth strip 49 and splined shaft 19 Fluted disc 50 engage, handlebar stem 47 is rotatably arranged on backrest connecting seat 51, and rotary block 48 is fixed on handlebar stem 47, Rotary block 48 is matched with the arc-shaped limit with tooth strip 49.

Above-mentioned adjusting angle mechanism 2 also sets up the locking device of the angle for locking backrest 1.Referring specifically to Fig. 9 and Figure 10, 46 side of baffle is provided with ratchet 461, and 47 end of handlebar stem is provided with handle 472, and handle 472 is internally provided with locking level 473, Resetting spring 474 is provided between handle 472 and locking level 473, locking level 473 is flexibly connected with 471 one end of pawl, pawl 471 other ends are stuck on ratchet 461；Ratchet 461 is set as the tooth of reversed acanthoid, and the side of each tooth is steep face, and the other side is slow Face, pawl 471 are flexibly connected with backrest connecting seat 51 by an axis pin, press locking level 473, pawl 471 can be pushed around pin Shaft rotation is dynamic, and pawl 471 is enable to be moved by tooth on ratchet 461 along slow face, and rotary block 48 is made to stir band tooth strip 49 and tooth Disk 50 keeps engagement or disengaged position.

1 angle of backrest unlocks：When pulling handle 472 upwards, pawl 471 delays along ratchet 461 to be slided on face, while handle Hand lever 47 drives rotary block 48 that will be dialed to tooth strip 49 and is detached from fluted disc 50, and fluted disc 50 lifts restrictions, 19 energy of splined shaft It is enough freely rotated, the latch-release of backrest 1.Since pawl 471 can not voluntarily slide on ratchet 461, so band can be kept The disengaged position of tooth strip 49 and fluted disc 50.

1 angle locking of backrest：Locking level 473 is pinned, so that pawl 471 is tilted, while being pressed downward handle 472, makes pawl 471 461 lower part of ratchet is moved downwardly to along 461 end face of ratchet, unclamps locking level 473, locking level 473 is under the effect of resetting spring 474 Rebound, band pawl 471 stick into ratchet 461；Handlebar stem 47 drives block 48 to stir band tooth strip 49 and is engaged with fluted disc 50 simultaneously Connection engages shape since pawl 471 can not voluntarily slide on ratchet 461 so as to keep tooth strip 49 and fluted disc 50 State, and then splined shaft 19,1 angle of backrest are all locked.

In order to keep 1 angle locking of backrest more smooth, stretching can be set between handlebar stem 47 and backrest connecting seat 51 Spring, when 1 angle of backrest being made to unlock, extension spring is in tensile deformation, and handle 472 and handlebar stem 47, which have, restores locking Trend makes the switching that solution is locked into locking mode be easier.

By being arranged above-mentioned adjusting angle mechanism 2, backrest 1 and seat 4 with angle-adjustable and can lock, moreover, Under health keeping mode, the angle of backrest 1 and seat 4 can unlock, and the massage being arranged on backrest 1 is combined by pushing backrest 1 Mechanism realizes the purpose for tempering lumbodorsal muscle.

Using above-mentioned adjusting angle mechanism, the ab lounge of the utility model is provided with back exercise mechanism, with reference to two The back exercise mechanism of the utility model is described in detail in embodiment.

Embodiment 1

Fig. 4 and Fig. 5 is the body-building office chair structural schematic diagram for containing the present embodiment 1, is specifically described in conjunction with explosive view The concrete structure of the utility model.Neck wheel carrier 14 and back wheel carrier 15, the neck wheel are installed on backrest 1 described in the utility model Frame 14 and back wheel carrier 15 are vertically detachably connected, and are positioned using spacer pin 53, are pulled out spacer pin 53 and are released limit Behind position, the height of backrest 1 can be adjusted by pulling up neck wheel carrier 14.The backrest 1 can carry out vertical direction around splined shaft 19 On swing (rotation), user can easily carry out the exercise of waist and abdomen.

Wherein, 14 top of neck wheel carrier is installed with single cardioid headrest 12, and multiple neck wheels 13 are arranged in 12 lower section of headrest.Neck Wheel 13 is symmetrical arranged along 14 central axis of neck wheel carrier, head of the heart-shaped headrest 12 for placing and supporting user, described The neck and shoulder muscle of the rolling massage user when user rocks back and forth arm-chair 1 of neck wheel 13, reaches and loosens shoulder neck Effect.

Several backs wheel 16 on the wheel carrier length direction of back is installed, according to actual use on the back wheel carrier 15 Effect from the point of view of, the body-building massage effect for installing six backs wheel 16 is best.Back wheel carrier 15 is using under back wheel carrier 15 The spline sets of holes 17 of side are fixedly connected with splined shaft 19；It is provided with through-hole in the spline sets of holes 17, for pacifying after coordinating with axis Jackscrew 194 is filled, keeps connection relatively reliable.

15 obliquely downward of back wheel carrier is provided with backrest force-increasing mechanism 5.The backrest force-increasing mechanism 5 includes being located at back The preceding hanging rod 18 of 15 obliquely downward of wheel carrier, 18 both ends of preceding hanging rod hang with short tension spring 27 respectively, after 27 other end of short tension spring is hung in The both ends of hanging rod 26, chair frame 7 are provided with protrusion backward, and rear hanging rod 26 is welded on 7 protrusion of chair frame, and backrest 1 is in outer force effect It is lower by lower to pressure when, short tension spring 27 plays the role of power-assisted, user can according to oneself need increase and decrease the quantity of short tension spring 27.

Adjusting angle mechanism 2 is arranged in 19 shaft end of splined shaft, when body-building office chair is office mode, makes to lean on using adjusting angle mechanism 2 The back of the body 1 and seat 4 constitute suitable angle, pin locking level 473 while pushing handle 472, and band tooth strip 49 is made to be nibbled with fluted disc 50 It closes, while pawl 471 is stuck in ratchet 461, locks the angle of backrest 1 and seat 4；When body-building office chair is health keeping mode, Handle 472 is pulled up, pawl 471 is made to be slided on ratchet 461, while handle 472 drives handlebar stem 47 to stir band tooth strip 49 Be detached from fluted disc 50, fluted disc 50 lifts restrictions, the angle latch-release of backrest 1 and seat 4, can as needed by backrest 1 to Any angle is pressed to, using the help of backrest force-increasing mechanism 5, plays the purpose of exercise.

Embodiment 2

As different from Example 1, chair frame 7 is not provided with protrusion backward, and corresponding backrest force-increasing mechanism 5 utilizes novel Splined shaft 19 replaces.Fig. 6 and Fig. 7 is the splined shaft for containing the body-building office chair structural schematic diagram of the present embodiment 2, and novel 19 structures are as shown in figure 8, include axis body 191 and wind spring 192.Axis body 191 divides saves independent short axles for five, leads between the short axle It crosses spline housing 193 and connects into an axis.Two bearings 195 are used to support and fix axis body 191, and it is logical that spline housing 193 offers installation Hole, jackscrew 194 are installed in the installation through-hole, for positioning the link position between spline housing 193 and two axis.It sets in an axial direction Several wind springs 192 are set, one end of wind spring 192 is fixedly installed on the axis body 191, is wound around axis body 191,192 outside of wind spring It is fixed on bearing 195.The quantity of wind spring 192 can be set as needed 4-6.The lower part of bearing 195 is fixedly mounted on chair The rear portion of frame 7, axis body 191 can rotate on bearing 195 around own axes, and spline sets of holes 17 are fixedly connected with axis body 191, waist When backgear frame 15 is pressed downward under external force, axis body 191 is driven to rotate, wind spring 192 generates deformation by pressure, is returned in wind spring 192 Under multiple force effect, backrest 1 has the trend of rebound, forms the reinforcement of backrest 1, reinforces the train on of backrest 1.Use novel flower Key axis 19 is used as force-increasing mechanism, reduces parts and uses, can greatly save the space of ab lounge, make compact-sized.

Adjusting angle mechanism 2 is arranged in 19 shaft end of splined shaft, when body-building office chair is office mode, makes to lean on using adjusting angle mechanism 2 The back of the body 1 and seat 4 constitute suitable angle, pin locking level 473 while pushing handle 472, and band tooth strip 49 is made to be nibbled with fluted disc 50 It closes, while pawl 471 is stuck in ratchet 461, locks the angle of backrest 1 and seat 4；When body-building office chair is health keeping mode, Handle 472 is pulled up, pawl 471 is made to be slided on ratchet 461, while handle 472 drives handlebar stem 47 to stir band tooth strip 49 Be detached from fluted disc 50, fluted disc 50 lifts restrictions, the angle latch-release of backrest 1 and seat 4, can as needed by backrest 1 to Any angle is pressed to, using the help of wind spring 192, plays the purpose of exercise.

Further include axis cover 20 in above-described embodiment 1 and embodiment 2, axis cover 20 is fixedly installed in the outer of the splined shaft 19 Side is fixed in chair frame 7, for covering splined shaft 19, causes to press from both sides to user in 19 rotation process of splined shaft when preventing from using Wound.

On the basis of above-described embodiment 1 and embodiment 2, the utility model is additionally provided with armrest mechanism 6, is forged for arm Refining.Fig. 9 is the structural schematic diagram of body-building office chair armrest mechanism.The armrest mechanism 6 includes right handrail 3, the right handrail 3 Lower part is equipped with through-hole, and handrail 3 can left-right rotation in the vertical direction.Bolt 41 pass through 3 lower part of right handrail through-hole with Active connection 38 connects, and active connection 38 is installed vertically on the lower section of 7 right side front of chair frame.Meanwhile 3 lower section peace of right handrail Equipped with stud 40, the both sides of stud 40 hang with handrail tension spring 37 respectively, and by nut 35 and bolt through being threadedly coupled It is fixedly mounted on handrail 3.Correspondingly, the armrest mechanism 6 further includes the T-type part for being fixedly mounted on 7 support of chair frame, 42 lower section 36, there is on the T-type part 36 through-hole, stud to be connected on T-type part 36 across the through-hole, handrail tension spring 37 it is another End is hung on the stud, and is fixed on T-type part 36 by nut 35 and bolt through being threadedly coupled.Left handrail 11 is symmetrical Provided with 3 identical mechanism of right handrail, user firmly to both sides pulls left and right handrail, and left and right handrail overcomes handrail tension spring 37 Resistance and move, and then realize take exercise arm purpose.

In addition to this, on the basis of above-described embodiment 1 and embodiment 2, the utility model is additionally provided with leg exercise machines Structure 9, for carrying out leg exercises to user.Figure 10 is leg exercises mechanism structural schematic diagram, and peace is fixed by leg exercises mechanism 9 Loaded on 7 front of chair frame, and the rotary motion on vertical direction can be carried out, user can be placed on foot the leg exercises On foot pedal set by mechanism 9, the action of leg is gone down on one's knees and stretched, achievees the purpose that leg exercising.The leg forging Mill structure includes the U-shaped hanging tube 56 being fixed below 7 front end of chair frame, and U-shaped hasp 55 is buckled on U-shaped hanging tube 56, and U-shaped hasp 55 is opened Mouth end is fixedly connected by pin 57 with telescopic sleeve 58, and pedal support 61 is inserted in telescopic sleeve 58, two root long tension springs 59 One end is hung in the both sides of telescopic sleeve 58, and the other end hangs over the both sides of pedal support 61.Correspondingly, under pedal support 61 Portion is additionally provided with foot pedal 60, the both feet for placing user, and the both sides of foot pedal 60 also set up that there are two castors 62, described Castor can roll on the ground.When healthy chair for working is in ab lounge state, user is leg exercises mechanism 9 and chair frame U-shaped hanging tube 56 below 7 front ends connects, and user is sitting on body-building office chair, both feet is placed on before exerting oneself on foot pedal 60 and is pedaled, User's both legs overcome the resistance of long tension spring 59, you can realize the purpose of leg exercising.It can also be inserted in chair frame 7 telescopic Telescopic rod 8, is fixed with foot pad 34 on telescopic rod 8, and fixed below 7 front end of chair frame there are one locking knobs 33, unscrew locking knob 33 can realize the adjusting of 8 collapsing length of telescopic rod, and telescopic rod 8 can be positioned by screwing locking knob 33.7 lower rear of the chair frame is also It is welded with explosion-proof steel plate 43, explosion-proof steel plate 43 is connect with seat supporting plate 29.

The utility model body-building office chair is as ab lounge in use, leg exercises mechanism 9 is first installed on chair by user It on frame 7, is then sitting on the body-building office chair, back gives a hard push backwards backrest 1, and backrest 1 drives splined shaft 19 to rotate, spline 194 stress of wind spring curling on axis 19, forms stronger restoring force, when user's back stops exerting oneself, backrest 1 is in restoring force The backrest is recoiled into original position under effect.During 1 rotary motion of backrest, the neck wheel 13 on backrest 1 and back The neck and waist muscle of 16 difference rolling massage user of wheel, achievees the purpose that loosen and exercise neck and waist muscle.Make User firmly pushes out left handrail 11 and right handrail 3, is rotated after handrail stress, stretches handrail tension spring 37, forms larger resistance, User overcomes resistance to continue to push, and can temper arm segment, meanwhile, the restoring force that handrail can be formed by handrail tension spring 37 It is resetted.Foot is placed on foot pedal 60 by user, force into front, leg exercises mechanism 9 with castor 60 rolling It moves forwards, while stretching the long tension spring 59 of both sides, extended after the long tension spring stress and generating larger resistance, user gram It takes the resistance to continue to push leg exercises mechanism forward, can achieve the purpose that leg exercising.The body-building office chair has forging Refine neck, waist, back, arm, leg multi-functional, the use demand of office work crowd can be met.

The utility model has filled up the market vacancy, serves the social crowd such as office clan, teacher family, computer player, The purpose is to provide, one kind is simple and compact for structure, operation is flexibly light, can be not only used for office and can be used as chaise longue and body-building simultaneously The body-building office chair that chair uses.Overcome some dedicated massage armchairs with shoulder back massage functions in the market and with back The health and fitness facilities product function of portion's exercise function is relatively single, or is not particularly suited for the shortcomings that office uses.For making for a long time For the people of computer office, the utility model be provided simultaneously with can 85-180 degree lie low afternoon nap, arm exercises, leg exercises, The small of the back is taken exercise, the body-building office chair of six kinds of functions of the massage of back neck and shoulder part and office can be more convenient them in office time free time It uses, and does not need additional placement space.

Above description is only a specific implementation of the present invention, but the scope of protection of the utility model is not limited to In this, any one skilled in the art within the technical scope disclosed by the utility model, can readily occur in variation Or replace, it should be covered within the scope of the utility model.Therefore, the scope of protection of the utility model should be with the power Subject to the protection domain that profit requires.

Claims (10)

1. a kind of body-building office chair, including backrest (1), seat (4), chair leg (10) and armrest mechanism (6), the seat (4) It is supported in leg (10), the backrest (1) is movably connected on the side of the seat (4), and the armrest mechanism (6) sets It is placed in the seat (4) both sides；Splined shaft (19) is provided between the backrest (1) and the seat；It is characterized in that,

The splined shaft (19) is provided at both ends with adjusting angle mechanism (2), and the adjusting angle mechanism (2) includes backrest connecting seat (51), band Tooth strip (49), fluted disc (50), baffle (46), handlebar stem (47)；The backrest connecting seat (51) is fixedly connected with the seat, The fluted disc (50) is fixedly connected with the splined shaft (19), and the baffle (46) and the backrest connecting seat (51) are relatively solid Fixed, the band tooth strip (49) is rotationally connected with the backrest connecting seat (51), the handlebar stem (47) and the band tooth card Item (49) coordinates, and the band tooth strip (49) is made to engage or be detached from the fluted disc (50)；

At least adjusting angle mechanism described in one end (2) is additionally provided with tripper, and the tripper includes：It is set to the baffle (46) ratchet (461) of side, pawl (471) are rotationally connected with the backrest connecting seat (51), described pawl (471) one end It is flexibly connected with the handlebar stem (47), when the handlebar stem (47) rotates, interlocks the pawl (471) other end in the spine The specific position for sliding and being stuck in ratchet (461) on tooth (461) makes the band tooth strip (49) keep nibbling with the fluted disc (50) Conjunction or disengaged position.

2. body-building office chair according to claim 1, which is characterized in that handlebar stem (47) end set has handle (472), the handle (472) is axially disposed has cavity, the cavity inside to be provided with locking level (473), the locking level (473) it is flexibly connected with the pawl (471)；It is provided with resetting spring between the locking level (473) and the handle (472) (474), the locking level (473) can move axially along the handle (472)；Pin the locking level (473) and downwards It pushes the handle 472 that the pawl (471) can be made to be placed in the ratchet (461), locks the backrest (1) angle.

3. body-building office chair according to claim 1, which is characterized in that the backrest (1) includes neck wheel carrier (14) and waist Backgear frame (15), the neck wheel carrier (14) are set to back wheel carrier (15) top, and along the backrest (1), central axis is set It sets；The neck wheel carrier (14) is provided with multiple rotatable neck wheels from top to bottom, for massaging user's neck；The back wheel carrier (15) it is symmetrical arranged several rotatable backs along the backrest (1) central axis to take turns, for massaging user's the small of the back.

4. body-building office chair according to claim 3, which is characterized in that the neck wheel carrier (14) and back wheel carrier (15) it Between be flexibly connected, the neck wheel carrier (14) and back wheel carrier (15) are provided with spacer pin, for fix the neck wheel carrier (14) and The relative position of back wheel carrier (15).

5. body-building office chair according to claim 3, which is characterized in that neck wheel carrier (14) top is provided with headrest (12)。

6. body-building office chair according to claim 1, which is characterized in that set between the backrest (1) and the seat (4) It is equipped with force-increasing mechanism, the restoring force for enhancing the backrest (1).

7. body-building office chair according to claim 6, which is characterized in that the force-increasing mechanism is to be set to the backrest (1) splined shaft between the seat (19), the splined shaft (19) are fixedly connected with the backrest (1), the splined shaft (19) fixing wound has several wind springs (192), wind spring (192) movable end to be fixed on the seat (4) on.

8. body-building office chair according to claim 1, which is characterized in that the armrest mechanism includes handrail (3,11), institute State handrail (3,11) and be movably connected on the both sides of seat, the handrail (3,11) can around with the seat junction or so pendulum It is dynamic；Handrail (3,11) the lower end installation handrail tension spring (37), described handrail tension spring (37) one end is connect with the handrail, another End is connect with the seat (4) bottom.

9. body-building office chair according to claim 1, which is characterized in that further include leg exercises mechanism (9), flexible connection In front of the seat；The leg exercises mechanism (9) include telescopic sleeve (58), pedal support (61), foot pedal (60) and Castor (62), described telescopic sleeve (58) one end are connected to the seat bottom, and the other end is connected to the pedal support (61), The castor (62) is set to the pedal support (61) both ends, and the foot pedal (60) is set to pedal support (61) lower part, It is arranged in front of towards the seat (4).

10. body-building office chair according to claim 9, which is characterized in that telescopic sleeve (58) both sides are provided with length Tension spring (59), described long tension spring (59) one end hang over the both sides of telescopic sleeve (58), and the other end hangs over the pedal support (61) Both sides.