CN206612443U - One kind combination chair back multi-angle regulation seat - Google Patents

One kind combination chair back multi-angle regulation seat Download PDF

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Publication number
CN206612443U
CN206612443U CN201621401075.1U CN201621401075U CN206612443U CN 206612443 U CN206612443 U CN 206612443U CN 201621401075 U CN201621401075 U CN 201621401075U CN 206612443 U CN206612443 U CN 206612443U
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CN
China
Prior art keywords
chair back
passive
shaft
self
driving shaft
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Expired - Fee Related
Application number
CN201621401075.1U
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Chinese (zh)
Inventor
王媚
陈健
陈文�
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Cangnan Middle School
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Cangnan Middle School
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Application filed by Cangnan Middle School filed Critical Cangnan Middle School
Priority to CN201621401075.1U priority Critical patent/CN206612443U/en
Application granted granted Critical
Publication of CN206612443U publication Critical patent/CN206612443U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

One kind combination chair back multi-angle regulation seat, by coupling by universal adjustment bulb and with the universal adjustment connection component that the ball recess of universal adjustment bulb corresponding matching is constituted between seat support and the chair back, back height regulation self-locking system is additionally provided with the chair back, described back height regulation self-locking system includes the universal driving shaft being placed in split type chair back unit, the active at universal driving shaft two ends is adjusted from lock set and passive adjusting part, the active for being placed in universal driving shaft one end is adjusted from the manually adjustable side back height of lock set, self-locking system is adjusted by back height and adjusts the height distance between split type chair back each unit so as to realize the adjustable locking of back height.The people of different building shape can select to be adapted to the angle and height of oneself, and human body compactness is high, greatly improves seat comfort degree and individual character degree.

Description

One kind combination chair back multi-angle regulation seat
Technical field
The utility model is related to a kind of combination chair back multi-angle regulation seat
Background technology
With the increasing of life stress and operating pressure, computer office, amusement, the popularization of study, present people need To be sitting in for a long time before desk or study table, prolonged sitting and sitting posture it is incorrect, cause the vertebra of people to bear Very big pressure, even strains, and causes slight illness.Although there are various seats present market, it can not play slow The effect of lumbar fatigue is solved, because most of Chair back can not be adjusted, it is impossible to waist, back with strong support, sitting Time slightly length will have sense of fatigue.Even if part Chair back can be adjusted, back portion also can only be integrally-regulated, it is impossible to separates Regulation, the chair back and human body back can not form good laminating, it is impossible to back with good support;Most of regulation seat In regulation, regulation angle is dumb, it is impossible to carry out low-angle regulation, and the chair back of market seat mostly can not random adjustment angle Degree, choice is small, bad adaptability.
Utility model content
For above-mentioned technical problem, the utility model provide a kind of chair back both can with integrally-regulated, again can with separate regulation, The seat of angle needed for human body back can flexibly being selected.
In order to solve the above technical problems, the utility model uses following technical scheme:One kind combination chair back multi-angle regulation Seat, including chair leg, seat support, the chair back, head rest, between described seat support and the chair back by by universal adjustment bulb and with it is universal The universal adjustment connection component connection of the ball recess composition of adjusting ball head corresponding matching, the described chair back be it is split type, its by Top chair back unit, several middle chair back units, tail chair back unit with head rest are installed one and pass through ten thousand successively It is assembled to regulation connection component support combinations, back height regulation self-locking system is additionally provided with the described chair back, it is described Back height regulation self-locking system include be placed in split type chair back unit universal driving shaft, universal driving shaft two ends active regulation from Lock set and passive adjusting part, the active for being placed in universal driving shaft one end are adjusted from the manually adjustable side back height of lock set, Passively adjust and be arranged at the other end of universal driving shaft from lock set and driven by actively adjusting from lock set through universal driving shaft, realize and master Dynamic regulation self-locking component synchronization adjusts the back height of the side, and described active is adjusted from lock set by being fixedly installed in respectively The first clip and active self-locking device composition on two chair back units of lower mutually assembling, master built in described active self-locking device Dynamic adjusting rope, manually regulation is around in the active adjusting rope length on the first clip, realizes up and down mutually two chair back units of assembling Master end height it is adjustable;Passive regulation is from lock set by being fixedly installed in respectively up and down on mutually two chair back units of assembling Second clip and passive self-locking device composition, passive adjusting rope built in described passive self-locking device, quilt is driven by universal driving shaft It is dynamic to be adjusted in synchronism the length for being around in passive adjusting rope on the second clip, so as to realize that mutually two chair back units of assembling are passive up and down The synchronous adjustment of side height;Described active self-locking device includes casing part, handle portion, running part, the housing department Point include housing, the round end cap of through hole is provided with installed in hull outside and circle centre position;The housing includes being located at housing Internal the first axle bed, the second axle bed and the 3rd axle bed, the rope outlet for being opened in housing side, the circular hole with through hole coaxial line, Two triangular shape locking projections on the inside of circular hole, the handle portion includes connecting shaft, installed in the non-perforate end of connecting shaft Handle, the first ratchet and the first ratchet installed in connecting shaft perforate end be provided with and placed with the coaxial spring of connecting shaft deep hole Groove, " Z " shape locking pawl on the first ratchet end face, one end of the connecting shaft are provided with deep hole, other end insertion In the through hole of round end cap, the cross sectional shape of the locking pawl is sector, and the running part includes one end and inserts deep hole The interior other end is placed on the driving shaft of the first axle bed, the second ratchet on driving shaft, on driving shaft and hollow out Driving gear, one end be placed on the second axle bed other end be placed on the driven shaft of the 3rd axle bed, on driven shaft from Dynamic disk, the driven gear engaged installed in driven shaft and with driving gear, the rounded tabs for being installed on driven gear both sides, The driving shaft is to be provided with spring on driving shaft section, the active shaft part close to the first ratchet end.
As an improvement:Described passive self-locking device includes being built-in with the passive self-locking of vertical axle bed and circular axle bed Housing, rotary shaft, left rotation shaft are held, right rotation shafts are held, shaft-cup, the left disk of rotation being set in rotary shaft and rotate right circle Disk, described rotary shaft two ends are held by left rotation shaft, right rotation shafts hold and are connected to vertical axle bed, on circular axle bed, rotate left Disk and the right disk spacer of rotation are that at passive adjusting rope wiring, passive rope outlet is provided with the side of housing.
As an improvement:Described universal driving shaft one end is connected with the driving shaft of active self-locking device by spline, the other end It is connected with the rotary shaft of passive self-locking device also by spline.
As an improvement:The driven gear both sides carry gear baffle.
The beneficial effects of the utility model are:Using the cooperation of universal adjustment head and groove bulb so that each is split type Flexible front and rear angles swing can be carried out between chair back each unit, and back height regulation self-locking system is additionally provided with the chair back System, adjusts self-locking system by back height and adjusts the height distance between split type chair back each unit so as to realize back height Adjustable locking.The people of different building shape can select to be adapted to the angle and height of oneself, and human body compactness is high, greatly improves seat Chair comfort level and individual character degree;Active self-locking device uses gear type structure, simple and compact for structure, easy to operate, and can realize double To self-locking.
In order that the purpose, technical scheme and advantage of utility model are clearer, it is new to this practicality below in conjunction with accompanying drawing Type is described in further detail.
Brief description of the drawings:
Fig. 1 is chair back multi-angle regulation armchair structure schematic diagram.
Fig. 2 is chair base structure schematic diagram.
Fig. 3 is the structural representation for pushing up chair back unit.
Fig. 4 is the structural representation of middle chair back unit.
Fig. 5 is the structural representation of tail chair back unit.
Fig. 6 is the Structure explosion diagram of passive self-locking device.
Fig. 7 is active self-locking device Structure explosion diagram.
Fig. 8 is one of casing assembly structural representation in active self-locking device.
Fig. 9 is two of casing assembly structural representation in active self-locking device.
Figure 10 is the structural representation from lock set in active self-locking device.
Specific embodiment
As shown in Fig. 1 to 10, one kind combination chair back multi-angle regulation seat, including chair leg 101, seat support 1, the chair back, head rest 5, pass through the ball by universal adjustment bulb 103 and with the corresponding matching of universal adjustment bulb 103 between described seat support 1 and the chair back The universal adjustment connection component connection that connected in star 202 is constituted, the described chair back is split type, and it is provided with head rest 5 by one Top chair back unit 4, several middle chair back units 3, tail chair back unit 2 pass through universal adjustment connection component branch successively Support combination is assembled, and back height regulation self-locking system is additionally provided with the described chair back, described back height regulation is certainly Universal driving shaft 10 that lock system includes being placed in split type chair back unit, the active regulation at the two ends of universal driving shaft 10 are from lock set and passive Adjusting part, the active for being placed in the one end of universal driving shaft 10 is adjusted from the manually adjustable side back height of lock set, and passive regulation is certainly Lock set is arranged at the other end of universal driving shaft 10 and driven by actively adjusting from lock set through universal driving shaft 10, realizes with actively regulation certainly The back height of the lock set synchronous adjustment side, described active regulation is mutually filled up and down from lock set by being fixedly installed in respectively Constituted with the first clip 12 and active self-locking device 9 on two chair back units, described active self-locking device 9 is built-in actively to be adjusted Section rope 7, manually regulation is around in the length of active adjusting rope 7 on the first clip 12, realizes up and down mutually two chair back units of assembling Master end height it is adjustable;Passive regulation is from lock set by being fixedly installed in respectively up and down on mutually two chair back units of assembling Second clip 6 and passive self-locking device 8 are constituted, passive adjusting rope 11 built in described passive self-locking device 8, by universal driving shaft 10 The passive and synchronous length for adjusting and being around in passive adjusting rope 11 on the second clip 6 is driven, two chairs are mutually assembled up and down so as to realize Carry on the back the synchronous adjustment of the passive side height of unit;Described active self-locking device 9 include casing part, handle portion, running part, The casing part includes housing 900, through hole 905a round end cap 905 is provided with installed in hull outside and circle centre position; The housing includes being located at the first axle bed 90a, the second axle bed 90b and the 3rd axle bed 90c of enclosure interior, is opened in the side of housing 900 The rope outlet 90d in face, the circular hole 90f with through hole 905a coaxial lines, two triangular shape locking projections on the inside of circular hole 90e, the handle portion includes connecting shaft 902, the handle 901 installed in the non-perforate end of connecting shaft 902, installed in connecting shaft First ratchet 903 at 902 perforate ends and the first ratchet is provided with the spring standing groove 903a coaxial with connecting shaft deep hole, is arranged on " Z " shape locking pawl 904 on first ratchet end face, one end of the connecting shaft 902 is provided with deep hole 902a, other end insertion In the through hole 905a of round end cap 905, the cross sectional shape of the locking pawl 904 is sector, and the running part includes one The other end is placed on the first axle bed 90a driving shaft 907, the second ratchet on driving shaft in the insertion deep hole 902a of end 908th, on driving shaft and the driving gear 909 of hollow out, one end are placed on the second axle bed 90b other ends and are placed on the 3rd axle Seat driven shaft 914, the driven disk 915 on driven shaft, engaged installed in driven shaft and with driving gear from Moving gear 916, the rounded tabs 917 for being installed on driven gear both sides, described driving shaft 907 are placed on the first axle bed 90a's One end is with active bearings 910 and is equally positioned in the first axle bed 90a, and first axle bed is provided with active shaft-cup 911, institute The two ends for the driven shaft 914 stated are separately installed with first driven shaft and hold 913, second driven shaft 918 and be individually positioned in the second axle In seat 90b and the 3rd axle bed 90c, passive bearing lid 912 is installed on the second axle bed 90b, the driving shaft 907 is close to the One ratchet end is to be provided with spring 906 on driving shaft section 907a, the active shaft part 907a.
Described passive self-locking device 8 includes being built-in with the passive from lock housing body of vertical axle bed 80a and circular axle bed 80b 800th, rotary shaft 801, left rotation shaft hold the left circle of rotation that 804, right rotation shafts hold 805, shaft-cup 806, are set in rotary shaft 801 Disk 802 and right disk 803 is rotated, described two ends of rotary shaft 801, which hold 804, right rotation shafts by left rotation shaft and hold 805, to be connected to On vertical axle bed 80a, circular axle bed 80b, it is passive adjusting rope wiring to rotate left disk 802 and rotate the right spacer of disk 803 Passive rope outlet 80c is provided with place, the side of housing.
Described one end of universal driving shaft 10 is connected with the driving shaft 913 of active self-locking device 9 by spline, the other end with it is passive from The rotary shaft of locking device 8 is connected also by spline 801.
The both sides of driven gear 920 carry gear baffle 919.

Claims (4)

1. one kind combination chair back multi-angle regulation seat, it is characterised in that including chair leg (101), seat support (1), the chair back, head rest (5), described seat support (1) between the chair back by by universal adjustment bulb (103) and corresponding with universal adjustment bulb (103) The universal adjustment connection component connection of ball recess (202) composition of cooperation, the described chair back is split type, and it is by an installation Top chair back unit (4), several middle chair back units (3), the tail chair back unit (2) for having head rest (5) are passed through successively Universal adjustment connection component support combinations are assembled, and back height regulation self-locking system, institute are additionally provided with the described chair back The back height regulation self-locking system stated includes universal driving shaft (10), universal driving shaft (10) two ends being placed in split type chair back unit Actively regulation is from lock set and passive adjusting part, and the active regulation for being placed in universal driving shaft (10) one end is manually adjustable from lock set Side back height, passive regulation is arranged at universal driving shaft (10) other end and by actively adjusting from lock set through linkage from lock set Axle (10) drives, and realizes and actively adjusts the back height that self-locking component synchronization adjusts the side, described actively adjusts self-locking group Part by being fixedly installed in the first clip (12) and active self-locking device (9) group that mutually assemble up and down on two chair back units respectively Into active adjusting rope (7) built in described active self-locking device (9), manually regulation is around in the active on the first clip (12) Adjusting rope (7) length, realizes and mutually assembles the adjustable of two chair back unit master end height up and down;Passive regulation from lock set by The second clip (6) and passive self-locking device (8) composition mutually assembled up and down on two chair back units, institute are fixedly installed in respectively Passive adjusting rope (11) built in the passive self-locking device (8) stated, drives passive and synchronous regulation to be around in second and consolidates by universal driving shaft (10) The length of passive adjusting rope (11) on fixed button (6), so as to realize the mutually synchronization of the assembling passive side height of two chair back units up and down Regulation;Described active self-locking device (9) includes casing part, and handle portion, running part, the casing part includes housing (900) through hole (905a) round end cap (905), is provided with installed in hull outside and circle centre position;The housing includes setting In the first axle bed (90a) of enclosure interior, the second axle bed (90b) and the 3rd axle bed (90c), it is opened in going out for housing (900) side Rope mouth (90d), the circular hole (90f) with through hole (905a) coaxial line, two triangular shape locking projections on the inside of circular hole (90e), the handle portion includes connecting shaft (902), the handle (901) installed in the non-perforate end of connecting shaft (902), installed The first ratchet (903) and the first ratchet at connecting shaft (902) perforate end are provided with to be placed with the coaxial spring of connecting shaft deep hole Groove (903a), " Z " the shape locking pawl (904) on the first ratchet end face, one end of the connecting shaft is provided with deep hole In (902a), the through hole (905a) of other end insertion round end cap (905), the cross sectional shape of the locking pawl (904) is Sector, the running part includes one end and inserts the driving shaft that deep hole (902a) interior other end is placed on the first axle bed (90a) (907) the second ratchet (908), on driving shaft, on driving shaft and hollow out driving gear (909), one end It is placed on the second axle bed (90b) other end and is placed on the driven shaft (914) of the 3rd axle bed, the driven disk on driven shaft (915) driven gear (916) that, is engaged installed in driven shaft and with driving gear, the circle for being installed on driven gear both sides Catch (917), the driving shaft (907) is on driving shaft section (907a), the active shaft part (907a) close to the first ratchet end Spring (906) is installed.
2. a kind of combination chair back multi-angle regulation seat according to claim 1, it is characterised in that:Described passive self-locking Device (8) include be built-in with vertical axle bed (80a) and circle axle bed (80b) it is passive from lock housing body (800), rotary shaft (801), Left rotation shaft holds (804), right rotation shafts and holds (805), shaft-cup (806), the left disk of rotation being set in rotary shaft (801) (802) and right disk (803) is rotated, described rotary shaft (801) two ends are held (804), right rotation shafts by left rotation shaft and held (805) it is connected to vertical axle bed (80a), on circular axle bed (80b), rotates left disk (802) and rotate right disk (803) and be spaced Section is that at passive adjusting rope (11) wiring, passive rope outlet (80c) is provided with the side of housing.
3. a kind of combination chair back multi-angle regulation seat according to claim 1, it is characterised in that:The universal driving shaft (10) One end is connected with the driving shaft (913) of active self-locking device (9) by spline, the rotation of the other end and passive self-locking device (8) Axle is connected also by spline.
4. a kind of combination chair back multi-angle regulation seat according to claim 1, it is characterised in that:The driven gear (920) both sides carry gear baffle (919).
CN201621401075.1U 2016-12-20 2016-12-20 One kind combination chair back multi-angle regulation seat Expired - Fee Related CN206612443U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201621401075.1U CN206612443U (en) 2016-12-20 2016-12-20 One kind combination chair back multi-angle regulation seat

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201621401075.1U CN206612443U (en) 2016-12-20 2016-12-20 One kind combination chair back multi-angle regulation seat

Publications (1)

Publication Number Publication Date
CN206612443U true CN206612443U (en) 2017-11-07

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ID=60229329

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201621401075.1U Expired - Fee Related CN206612443U (en) 2016-12-20 2016-12-20 One kind combination chair back multi-angle regulation seat

Country Status (1)

Country Link
CN (1) CN206612443U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106388374A (en) * 2016-12-20 2017-02-15 苍南中学 Combined chair capable of achieving multi-angle adjustment of chair back

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106388374A (en) * 2016-12-20 2017-02-15 苍南中学 Combined chair capable of achieving multi-angle adjustment of chair back

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GR01 Patent grant
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20171107

Termination date: 20211220