CN108887973B - Folding seat - Google Patents

Folding seat Download PDF

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Publication number
CN108887973B
CN108887973B CN201810765277.1A CN201810765277A CN108887973B CN 108887973 B CN108887973 B CN 108887973B CN 201810765277 A CN201810765277 A CN 201810765277A CN 108887973 B CN108887973 B CN 108887973B
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CN
China
Prior art keywords
seat
backrest
fixing
joint
adjusting
Prior art date
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Expired - Fee Related
Application number
CN201810765277.1A
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Chinese (zh)
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CN108887973A (en
Inventor
宿丁
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Dongguan Kingstar Children Products Co ltd
Original Assignee
Dongguan Kingstar Children Products Co ltd
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Publication date
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Priority to CN201810765277.1A priority Critical patent/CN108887973B/en
Publication of CN108887973A publication Critical patent/CN108887973A/en
Application granted granted Critical
Publication of CN108887973B publication Critical patent/CN108887973B/en
Expired - Fee Related legal-status Critical Current
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    • AHUMAN NECESSITIES
    • A47FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47CCHAIRS; SOFAS; BEDS
    • A47C4/00Foldable, collapsible or dismountable chairs
    • A47C4/04Folding chairs with inflexible seats
    • AHUMAN NECESSITIES
    • A47FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47CCHAIRS; SOFAS; BEDS
    • A47C7/00Parts, details, or accessories of chairs or stools
    • A47C7/36Support for the head or the back
    • A47C7/40Support for the head or the back for the back
    • A47C7/46Support for the head or the back for the back with special, e.g. adjustable, lumbar region support profile; "Ackerblom" profile chairs
    • A47C7/462Support for the head or the back for the back with special, e.g. adjustable, lumbar region support profile; "Ackerblom" profile chairs adjustable by mechanical means

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Special Chairs (AREA)
  • Chairs For Special Purposes, Such As Reclining Chairs (AREA)

Abstract

The invention discloses a folding seat.A back adjusting button and a back adjusting secondary lock are operated to further control the locking states of a back adjusting clamping pin and a back fixing sliding sleeve; when the backrest adjusting secondary lock is unlocked, the backrest adjusting button is rotated, the backrest adjusting clamping pin and the backrest fixing sliding sleeve are unlocked, so that the seat backrest joint is kept stationary when the seat backrest joint rotates, and when the backrest fixing teeth are pushed by the fixing tooth pushing block to be separated from the armrest fixing seat, the seat backrest joint, the seat footrest joint and the armrest fixing seat can be folded together to realize the folding function. Therefore, the folding seat saves space and seat components through an integrated design, not only ensures the comfort of the seat, but also ensures the foldability of the seat.

Description

Folding seat
Technical Field
The invention relates to the technical field of seats, in particular to a folding seat.
Background
A folding chair is a portable chair with folding function, which is convenient to move and saves space.
The folding seat generally comprises a seat backrest joint, a seat pedal joint and an armrest fixing seat. When the seat is folded, the seat back joint, the seat pedal joint and the armrest fixing seat are folded together in a rotating mode. When the seat is unfolded, the angle of the backrest joint of the seat is often required to be adjusted in order to make the sitting back more comfortable. However, in the folding seat of the prior art, the angle of the seat back joint is changed, while the angle of the seat footrest joint is kept unchanged, so that the angle between the seat footrest joint and the seat back joint is changed, and thus the feet cannot be comfortably placed on the seat footrest joint.
Disclosure of Invention
The invention aims to provide a folding seat, which can realize the folding function of the seat, and can keep the angle between a seat backrest joint and a seat pedal joint unchanged when the seat is unfolded, so that people feel comfortable all the time when sitting back on.
In order to achieve the purpose, the invention adopts the following technical scheme:
a folding seat comprises a button mechanism, a folding mechanism and a backrest adjusting steel cable, wherein two ends of the backrest adjusting steel cable are respectively connected with the button mechanism and the folding mechanism;
the button mechanism comprises a back-rest adjusting secondary lock, a back-rest adjusting button, a back-rest secondary lock return spring, a back-rest button return spring, a back-rest adjusting fixed seat and a back-rest adjusting fixed pin;
the backrest adjusting fixing pin penetrates through the backrest adjusting button and is fixed on the backrest adjusting fixing seat, so that the backrest adjusting button is rotatably connected with the backrest adjusting fixing seat, and two ends of the backrest button return spring are respectively connected with the backrest adjusting button and the backrest adjusting fixing seat;
the backrest two-way lock is arranged on the backrest adjusting button, the backrest two-way lock return spring is sleeved on the backrest adjusting fixed pin, and two ends of the backrest two-way lock return spring are respectively connected to the first end of the backrest adjusting steel cable and the backrest adjusting two-way lock;
the folding mechanism comprises a seat armrest fixing seat, a seat back joint, a back adjusting clamping pin, a back fixing sliding sleeve, a fixing tooth outer sleeve, a back fixing tooth, a seat pedal joint and a seat main joint clamping seat;
a locking hole matched with the back adjustment clamping pin is formed in the fixing tooth outer sleeve, the second end of the back adjustment steel cable is connected to the back adjustment clamping pin, and when the back adjustment secondary lock is locked, the back adjustment button is rotated to enable the back adjustment steel cable to move, so that the back adjustment clamping pin is driven to be far away from the locking hole to unlock;
the backrest fixing teeth are provided with fixing tooth teeth, fixing tooth grooves are formed among the fixing tooth teeth, the backrest fixing sliding sleeve can be inserted into the fixing tooth grooves, and when the backrest adjusting secondary lock is unlocked, the backrest adjusting button is rotated to enable the backrest adjusting steel cable to move, so that the backrest fixing sliding sleeve is driven to be far away from the fixing tooth grooves to be unlocked;
the seat back joint is provided with a fixed tooth pushing block, and when the seat back joint rotates around the back fixed tooth, the fixed tooth pushing block pushes the back fixed tooth to move horizontally, so that the back fixed sliding sleeve is separated from the back fixed tooth.
Optionally, a backrest tube is connected between the button mechanism and the folding mechanism, and the backrest adjusting steel cable penetrates through the backrest tube.
Optionally, the button mechanism is mounted at the middle of the top of the backrest tube.
Optionally, the backrest adjusting and clamping pin is sleeved in the backrest fixing sliding sleeve;
the backrest adjusting clamping pin comprises a clamping pin front end and a clamping pin rear end, a backrest sliding sleeve compression spring is sleeved at the clamping pin front end, and a seat backrest adjusting spring is installed at the clamping pin rear end.
Optionally, the backrest fixing sliding sleeve comprises a fixing sliding sleeve front end, and the fixing sliding sleeve front end is matched with the fixing tooth groove.
Optionally, the pedal joint of the seat is provided with pedal joint teeth, and pedal joint inner grooves are formed between the pedal joint teeth.
Optionally, the folding mechanism further comprises a main joint return spring and a main joint fixing block, the seat main joint clamping seat is provided with a fixing block sliding groove, the main joint fixing block is connected with the fixing block sliding groove in a sliding mode, and the main joint return spring is sleeved on the main joint fixing block.
Optionally, a rivet hole for fixing the folding mechanism is formed in the seat main joint clamping seat.
Optionally, the armrest fixing seat is connected with an armrest tube, and the seat pedal joint is connected with a pedal tube.
Optionally, the number of the folding mechanism, the backrest adjusting steel cable and the backrest secondary lock return spring is two.
Compared with the prior art, the embodiment of the invention has the following beneficial effects:
when the backrest adjusting secondary lock is locked, the backrest adjusting button is rotated, the backrest adjusting clamping pin is unlocked and the backrest fixing sliding sleeve is locked, so that when the seat backrest joint rotates, the seat pedal joint rotates along with the seat, and the angle between the seat backrest joint and the seat pedal joint is kept unchanged all the time; when the backrest adjusting secondary lock is unlocked, the backrest adjusting button is rotated, the backrest adjusting clamping pin and the backrest fixing sliding sleeve are unlocked, so that the seat backrest joint is kept stationary when the seat backrest joint rotates, and when the backrest fixing teeth are pushed by the fixing tooth pushing block to be separated from the armrest fixing seat, the seat backrest joint, the seat footrest joint and the armrest fixing seat can be folded together to realize the folding function. Therefore, the folding seat saves space and seat components through an integrated design, not only ensures the comfort of the seat, but also ensures the foldability of the seat.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.
Fig. 1 is a schematic structural diagram of the folding seat provided in this embodiment.
Fig. 2 is a schematic rotation diagram of the button mechanism of the folding seat provided in this embodiment.
Fig. 3 is a schematic view of another rotation of the button mechanism of the folding seat provided in the present embodiment.
Fig. 4 is another schematic rotation diagram of the button mechanism of the folding seat provided in this embodiment.
Fig. 5 is an exploded schematic view of the folding seat provided in this embodiment.
Fig. 6 is an exploded schematic view of the button mechanism of the folding seat provided in this embodiment.
Fig. 7 is an exploded schematic view of the folding mechanism of the folding seat according to the present embodiment.
Fig. 8 is a schematic structural diagram of the folding mechanism with the backrest adjusting latch pin in the locked state according to the present embodiment.
Fig. 9 is a schematic structural view of the folding mechanism with the backrest adjusting latch in the unlocked state according to the present embodiment.
Fig. 10 is a schematic structural view of the folding seat provided in this embodiment when the seat back joint is in the first gear.
Fig. 11 is a schematic structural view of the folding seat provided in this embodiment when the seat back joint is in the second gear.
Fig. 12 is a schematic structural view of the folding seat when the seat back joint is in the third gear according to the embodiment.
Fig. 13 is a schematic structural view of the folding mechanism in the locked state of the armrest fixing seat provided in this embodiment.
Fig. 14 is a schematic structural diagram of the folding mechanism with the armrest fixing base in the unlocked state according to the embodiment.
Fig. 15 is a schematic structural view of the folding seat in the folded state according to the present embodiment.
Illustration of the drawings:
a button mechanism 10; a folding mechanism 20; a handrail tube 30; a foot tube 40; a back rest tube 50; adjusting the backrest by a second lock 101; a backrest adjustment button 102; a back-rest secondary lock return spring 103; a back rest button return spring 104; a backrest adjustment fixing seat 105; a backrest adjustment fixing pin 106; a backrest adjusting wire 107; a seat back joint 201; fixing the tooth pushing block 2011; a seat footrest joint 202; an intra-pedal joint groove 2021; the pedal joint teeth 2022; a handrail fixing base 203; a seat main joint cartridge 204; a fixed block chute 2041; rivet holes 2042; a seat back adjustment spring 205; back-to-back sliding compression spring 206; a backrest adjustment engaging pin 207; an engagement pin rear end 2071; an engagement pin tip 2072; a backrest fixed sliding sleeve 208; a fixed sliding sleeve front end 2081; a stationary tooth jacket 209; back rest retention teeth 210; a stationary tooth recess 2101; a fixed tooth 2102; a main joint return spring 211; a primary joint fixation block 212.
Detailed Description
In order to make the objects, features and advantages of the present invention more obvious and understandable, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the embodiments described below are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The technical scheme of the invention is further explained by the specific implementation mode in combination with the attached drawings.
Referring to fig. 1, fig. 1 is a schematic structural view of the folding seat provided in this embodiment.
This folding seat includes button mechanism 10 and folding mechanism 20, through operating button mechanism 10 for folding mechanism 20 moves, realizes the seat folding function, when can making the seat use again, when the inclination that the seat backed joint 201 needs to be adjusted, the seat backed joint 201 and the seat pedal angle between the joint 202 remain unchanged all the time, when making people lean on the back to sit, can place the foot on pedal pipe 40 at all the time, keeps comfortable experience.
Please refer to fig. 2 to 4.
Fig. 2 is a schematic rotation diagram of the button mechanism 10 of the folding seat provided in the present embodiment.
Fig. 3 is a schematic view of another rotation of the button mechanism 10 of the folding seat according to the present embodiment.
Fig. 4 is another schematic rotation diagram of the button mechanism 10 of the folding seat provided in the present embodiment.
Please refer to fig. 5 to 7.
Fig. 5 is an exploded schematic view of the folding seat provided in this embodiment.
Fig. 6 is an exploded schematic view of the push button mechanism 10 of the folding seat according to the present embodiment.
Fig. 7 is an exploded view of the folding mechanism 20 of the folding seat according to the present embodiment.
Specifically, the folding seat includes a button mechanism 10, a folding mechanism 20 and a backrest adjusting cable 107, and two ends of the backrest adjusting cable 107 are respectively connected to the button mechanism 10 and the folding mechanism 20.
The button mechanism 10 includes a back adjustment secondary lock 101, a back adjustment button 102, a back adjustment secondary lock return spring 103, a back button return spring 104, a back adjustment fixing seat 105, and a back adjustment fixing pin 106.
The backrest adjustment fixing pin 106 passes through the backrest adjustment button 102 and is fixed on the backrest adjustment fixing seat 105, so that the backrest adjustment button 102 is rotatably connected with the backrest adjustment fixing seat 105, and two ends of the backrest button return spring 104 are respectively connected with the backrest adjustment button 102 and the backrest adjustment fixing seat 105.
The backrest two-way lock is installed on the backrest adjusting button 102, the backrest two-way lock return spring 103 is sleeved on the backrest adjusting fixing pin 106, and two ends of the backrest two-way lock return spring 103 are respectively connected to a first end of the backrest adjusting steel cable 107 and the backrest adjusting two-way lock 101.
The backrest button return spring 104 is used to return the position of the backrest adjustment wire 107, so that the backrest adjustment engagement pin 207 is returned. The backrest two-way lock return spring 103 is used for returning and adjusting the position of the two-way lock 101.
When the back rest adjusting secondary lock 101 moves left or right, the back rest adjusting secondary lock 101 is unlocked, and the back rest adjusting button 102 is rotated to drive the back rest adjusting steel cable 107, so that the other end of the back rest adjusting steel cable 107 moves, and not only the back rest adjusting latch 207 is unlocked, but also the back rest fixing sliding sleeve 208 in the folding mechanism 20 is unlocked.
Specifically, the folding mechanism 20 includes an armrest fixing seat 203, a seat back joint 201, a back adjustment engaging pin 207, a back fixing sliding sleeve 208, a fixing tooth housing 209, a back fixing tooth 210, a seat pedal joint 202, and a seat main joint clamping seat 204. The armrest fixing seat 203, the seat back-rest joint 201, the fixing tooth outer sleeve 209, the back-rest fixing tooth 210, the seat pedal joint 202 and the seat main joint clamping seat 204 are mutually sleeved in pairs.
The fixed tooth housing 209 is provided with a locking hole matching with the backrest adjustment engaging pin 207, the second end of the backrest adjustment cable 107 is connected to the backrest adjustment engaging pin 207, and when the backrest adjustment secondary lock 101 is locked, the backrest adjustment button 102 is rotated to move the backrest adjustment cable 107, so as to drive the backrest adjustment engaging pin 207 to move away from the locking hole for unlocking.
Fixed tooth teeth 2102 are arranged on the backrest fixed teeth 210, fixed tooth grooves 2101 are formed among the fixed tooth teeth 2102, the backrest fixed sliding sleeve 208 can be inserted into the fixed tooth grooves 2101, when the backrest adjusting secondary lock 101 is unlocked, the backrest adjusting button 102 is rotated, the backrest adjusting steel cable 107 is made to move, and the backrest fixed sliding sleeve 208 is driven to be far away from the fixed tooth grooves 2101 to be unlocked.
The seat back joint 201 is provided with a fixed tooth pushing block 2011, when the seat back joint 201 rotates around the back fixed teeth 210, the fixed tooth pushing block 2011 pushes the back fixed teeth 210 to move horizontally, so that the back fixed sliding sleeve 208 is separated from the back fixed teeth 210.
When the back rest adjusting secondary lock 101 is locked, the back rest adjusting button 102 is rotated, the back rest adjusting clamping pin 207 is unlocked and the back rest fixing sliding sleeve 208 is locked, so that when the seat back rest joint 201 rotates, the seat pedal joint 202 rotates along with the seat, and the angle between the seat back rest joint 201 and the seat pedal joint 202 is kept unchanged all the time; when the backrest adjusting secondary lock 101 is unlocked, the backrest adjusting button 102 is rotated, the backrest adjusting engaging pin 207 and the backrest fixing sliding sleeve 208 are unlocked, so that the seat pedal joint 202 is kept still when the seat backrest joint 201 rotates, and when the backrest fixing teeth 210 are pushed by the fixing tooth pushing block 2011 to be separated from the armrest fixing seat 203, the seat backrest joint 201, the seat pedal joint 202 and the armrest fixing seat 203 can be folded together, so that the folding function is realized. Therefore, the folding seat saves space and seat components through an integrated design, not only ensures the comfort of the seat, but also ensures the foldability of the seat.
Further, a back-rest tube 50 is connected between the button mechanism 10 and the folding mechanism 20, and a back-rest adjusting cable 107 passes through the back-rest tube 50.
The button mechanism 10 is installed at the middle of the top of the backrest tube 50, so that the button mechanism 10 can be conveniently operated by hands when the chair is pushed.
The backrest adjusting latch 207 is sleeved in the backrest fixing sliding sleeve 208; the backrest adjustment latch 207 includes a latch front end 2072 and a latch rear end 2071, the latch front end 2072 is sleeved with a backrest sliding sleeve compression spring 206, and the latch rear end 2071 is mounted with a seat backrest adjustment spring 205. The seat back adjusting spring 205 is used to control the locking and unlocking of the back adjusting engaging pin 207. Back-to-sliding sleeve compression spring 206 is used to control the locking and unlocking of back-to-fixed sliding sleeve 208.
The back fixed sliding sleeve 208 comprises a fixed sliding sleeve front end 2081, and the fixed sliding sleeve front end 2081 is matched with the fixed tooth groove 2101.
The pedal joint teeth 2022 are arranged on the pedal joint 202 of the seat, and pedal joint inner grooves 2021 are formed between the pedal joint teeth 2022. The seat footrest joint 202 is connected to the backrest fixing teeth 210 via the footrest joint teeth 2022 and the footrest joint inner groove 2021.
The folding mechanism 20 further includes a main joint return spring 211 and a main joint fixing block 212, the seat main joint clamping seat 204 is provided with a fixing block sliding groove 2041, and the main joint fixing block 212 is slidably connected with the fixing block sliding groove 2041. The main joint reset spring 211 is sleeved on the main joint fixing block 212 and used for resetting the main joint fixing block 212.
The seat main joint clamping seat 204 is provided with a rivet hole 2042 for fixing the folding mechanism 20, so that the folding mechanism 20 can be fixed in a rivet mode.
Furthermore, the armrest fixing seat 203 is connected with an armrest tube 30, and the seat pedal joint 202 is connected with a pedal tube 40. The number of the folding mechanism 20, the backrest adjusting cable 107 and the backrest secondary lock return spring 103 is two.
For better explanation of the technical solution of the present invention, please refer to fig. 8 and 9, and fig. 8 and 9 are for explaining the comparison between the locking and unlocking of the back rest adjusting engaging pin 207.
Fig. 8 is a schematic structural diagram of the folding mechanism 20 in the locked state of the backrest adjustment engaging pin 207 according to this embodiment.
Fig. 9 is a schematic structural view of the folding mechanism 20 in the unlocked state of the backrest adjustment latch 207 according to this embodiment.
Referring to fig. 10 to 12, fig. 10 to 12 are provided to illustrate that an included angle between the seat back joint 201 and the seat footrest joint 202 is always kept constant when the reclining angle of the seat back joint 201 is adjusted.
Fig. 10 is a schematic structural diagram of the folding seat provided in this embodiment when the seat back joint 201 is in the first gear.
Fig. 11 is a schematic structural diagram of the folding seat when the seat back joint 201 is in the second gear according to the embodiment.
Fig. 12 is a schematic structural diagram of the folding seat when the seat back joint 201 provided in this embodiment is in the third gear.
Further, the process of the mutual disengagement between the handrail fixing seat 203 and the backrest fixing teeth 210 is as follows:
the fixed tooth pushing block 2011 on the seat back joint 201 rotates, and in the rotating process of the fixed tooth pushing block 2011, the fixed tooth pushing block 2011 pushes the back fixing teeth 210 to move, so that the back fixing teeth 210 are far away from the armrest fixing seat 203 until the back fixing teeth 210 are separated from the armrest fixing seat 203. At this time, the rotation of the seat back joint 201 and the rotation of the armrest fixing seat 203 are independent from each other with respect to the back fixing tooth 210, and the seat footrest joint 202 rotates along with the back fixing tooth 210, so that the rotation of the seat back joint 201, the armrest fixing seat 203 and the seat footrest joint 202 is independent from each other, and the folding function of the folding seat is realized.
Specifically, referring to fig. 13 and 14, fig. 13 and 14 are front and rear references for explaining the detachment between the armrest fixing seat 203 and the backrest fixing teeth 210.
Fig. 13 is a schematic structural diagram of the folding mechanism 20 in the locked state of the armrest fixing seat 203 according to this embodiment.
Fig. 14 is a schematic structural diagram of the folding mechanism 20 in the unlocked state of the armrest fixing seat 203 according to this embodiment.
Referring to fig. 15, fig. 15 is a schematic structural view of the folding seat in a folded state according to the present embodiment. When the folding seat is in the folding state, the angle of the seat main joint clamping seat 204 can be any position, that is, the seat main joint clamping seat 204 can rotate around the backrest fixing teeth 210 at will.
The above-mentioned embodiments are only used for illustrating the technical solutions of the present invention, and not for limiting the same; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.

Claims (10)

1. The utility model provides a folding seat chair, includes button mechanism, folding mechanism and leans against the adjustment cable wire, lean against the both ends of adjustment cable wire connect respectively in button mechanism and folding mechanism, its characterized in that:
the button mechanism comprises a back-rest adjusting secondary lock, a back-rest adjusting button, a back-rest secondary lock return spring, a back-rest button return spring, a back-rest adjusting fixed seat and a back-rest adjusting fixed pin;
the backrest adjusting fixing pin penetrates through the backrest adjusting button and is fixed on the backrest adjusting fixing seat, so that the backrest adjusting button is rotatably connected with the backrest adjusting fixing seat, and two ends of the backrest button return spring are respectively connected with the backrest adjusting button and the backrest adjusting fixing seat;
the backrest two-way lock is arranged on the backrest adjusting button, the backrest two-way lock return spring is sleeved on the backrest adjusting fixed pin, and two ends of the backrest two-way lock return spring are respectively connected to the first end of the backrest adjusting steel cable and the backrest adjusting two-way lock;
the folding mechanism comprises an armrest fixing seat, a seat back joint, a back adjusting clamping pin, a back fixing sliding sleeve, a fixing tooth outer sleeve, a back fixing tooth, a seat pedal joint and a seat main joint clamping seat;
a locking hole matched with the back adjustment clamping pin is formed in the fixing tooth outer sleeve, the second end of the back adjustment steel cable is connected to the back adjustment clamping pin, and when the back adjustment secondary lock is locked, the back adjustment button is rotated to enable the back adjustment steel cable to move, so that the back adjustment clamping pin is driven to be far away from the locking hole to unlock;
the backrest fixing teeth are provided with fixing tooth teeth, fixing tooth grooves are formed among the fixing tooth teeth, the backrest fixing sliding sleeve can be inserted into the fixing tooth grooves, and when the backrest adjusting secondary lock is unlocked, the backrest adjusting button is rotated to enable the backrest adjusting steel cable to move, so that the backrest fixing sliding sleeve is driven to be far away from the fixing tooth grooves to be unlocked;
the seat back joint is provided with a fixed tooth pushing block, and when the seat back joint rotates around the back fixed tooth, the fixed tooth pushing block pushes the back fixed tooth to move horizontally, so that the back fixed sliding sleeve is separated from the back fixed tooth.
2. The folding seat of claim 1, wherein a back tube is connected between said button mechanism and said folding mechanism, said back adjustment cable passing through said back tube.
3. The folding seat of claim 2 in which said button mechanism is mounted at the top middle of said back tube.
4. The folding seat of claim 1, wherein said backrest adjustment latch is telescopically mounted in said backrest stationary sleeve;
the backrest adjusting clamping pin comprises a clamping pin front end and a clamping pin rear end, a backrest sliding sleeve compression spring is sleeved at the clamping pin front end, and a seat backrest adjusting spring is installed at the clamping pin rear end.
5. The folding seat of claim 1, wherein said backrest fixed sliding sleeve includes a fixed sliding sleeve front end that mates with said fixed tooth recess.
6. The folding seat according to claim 1, wherein the seat is provided with pedal joint teeth, and pedal joint internal grooves are formed between the pedal joint teeth.
7. The folding seat according to claim 1, wherein the folding mechanism further comprises a main joint return spring and a main joint fixing block, the seat main joint clamping seat is provided with a fixing block sliding groove, the main joint fixing block is slidably connected with the fixing block sliding groove, and the main joint return spring is sleeved on the main joint fixing block.
8. The folding seat as claimed in claim 1, wherein a rivet hole for fixing the folding mechanism is formed on the seat main joint clamping seat.
9. The folding seat according to claim 1, wherein the armrest fixing seat is connected with an armrest tube, and the seat pedal joint is connected with a pedal tube.
10. The folding seat of claim 1, wherein said folding mechanism, said backrest adjustment cable and said secondary backrest lock return spring are each two in number.
CN201810765277.1A 2018-07-12 2018-07-12 Folding seat Expired - Fee Related CN108887973B (en)

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Application Number Priority Date Filing Date Title
CN201810765277.1A CN108887973B (en) 2018-07-12 2018-07-12 Folding seat

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CN201810765277.1A CN108887973B (en) 2018-07-12 2018-07-12 Folding seat

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CN108887973B true CN108887973B (en) 2021-03-09

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Publication number Priority date Publication date Assignee Title
JP7049237B2 (en) * 2018-12-12 2022-04-06 アロン化成株式会社 Bathroom chair

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CN203485968U (en) * 2013-09-17 2014-03-19 珠海优力创工贸有限公司 Child cart seat capable of being folded in linkage mode
CN204567733U (en) * 2015-01-30 2015-08-19 浙江金华雪贝婴童用品制造有限公司 A kind of being folded by single hand mechanism
CN204846014U (en) * 2015-07-15 2015-12-09 英属维尔京群岛商贯新企业股份有限公司 Portable interlock control folding mechanism
CN107117199A (en) * 2016-12-27 2017-09-01 上海童歌母婴用品有限公司 The stroller seat that handrail linkage is folded
CN108001513A (en) * 2016-10-28 2018-05-08 深圳市飞速精密模具有限公司 A kind of perambulator mounting structures
CN207565667U (en) * 2017-11-30 2018-07-03 好孩子儿童用品有限公司 Cradle head and baby seat pocket

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US9908551B2 (en) * 2015-09-02 2018-03-06 Artsana USA, Inc Travel stroller folding and latch mechanism

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE202013102269U1 (en) * 2013-05-24 2013-06-06 Dongguan Master Kids Toy Co., Ltd. With a hand collapsible stroller
CN203485968U (en) * 2013-09-17 2014-03-19 珠海优力创工贸有限公司 Child cart seat capable of being folded in linkage mode
CN204567733U (en) * 2015-01-30 2015-08-19 浙江金华雪贝婴童用品制造有限公司 A kind of being folded by single hand mechanism
CN204846014U (en) * 2015-07-15 2015-12-09 英属维尔京群岛商贯新企业股份有限公司 Portable interlock control folding mechanism
CN108001513A (en) * 2016-10-28 2018-05-08 深圳市飞速精密模具有限公司 A kind of perambulator mounting structures
CN107117199A (en) * 2016-12-27 2017-09-01 上海童歌母婴用品有限公司 The stroller seat that handrail linkage is folded
CN207565667U (en) * 2017-11-30 2018-07-03 好孩子儿童用品有限公司 Cradle head and baby seat pocket

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