CN109864482A - A kind of sliding system of the chair back - Google Patents
A kind of sliding system of the chair back Download PDFInfo
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- CN109864482A CN109864482A CN201910330286.2A CN201910330286A CN109864482A CN 109864482 A CN109864482 A CN 109864482A CN 201910330286 A CN201910330286 A CN 201910330286A CN 109864482 A CN109864482 A CN 109864482A
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- Prior art keywords
- plate
- positioning
- arc panel
- chair back
- slot
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- 239000003351 stiffener Substances 0.000 claims description 7
- 230000006872 improvement Effects 0.000 description 9
- 238000010586 diagram Methods 0.000 description 6
- 230000007246 mechanism Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000036541 health Effects 0.000 description 2
- 230000036544 posture Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
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Abstract
A kind of sliding system of the chair back, including slide bar and the sliding block being set on the slide bar, the side of the slide bar is equipped with multiple location holes, the sliding block includes support plate for connecting the chair back and the sliding slot connected with the support plate, the sliding slot includes the first arc panel and the second arc panel being involutory, one end of two arc panels is equipped with extension board outward, two extension boards are equipped with corresponding jack, positioning pin is equipped in the jack, described positioning pin one end passes through the hinged cover board of hinged shaft, the rotating part of the corresponding cover board offers limiting slot on the outside of the extension board of second arc panel, an also hinged locating plate on the hinged shaft, the locating plate is equipped with a positioning column, second arc panel side offers a positioning groove, the locating plate is placed in the locating slot, the cover board drives the positioning when rotating The positioning column of on piece, which is placed in the location hole, realizes clamping positioning.
Description
Technical field
The invention belongs to children furniture fields, and in particular to a kind of height adjustment positioning mechanism of the learning chair chair back, especially
It is related to a kind of sliding system of chair back.
Background technique
Indispensable tool when learning chair is children for learning, wherein the chair back of learning chair is to provide under child's sitting posture state and supports
The important component of comfort level, currently, effectively to provide more wide adaptability, seat and the chair back are separated, cities at present
The most of also adjustable chair-back height of learning chair on field, with the upper body height being adapted under different child's sitting postures, but it is existing
Lifting regulating mechanism generally uses frictional fit, and the locking device of the sliding in chair back connector carries out position positioning to it,
The adjusting of the chair back is set to form gear adjusting, the locking device deficiency of these swivel chairs is that the locking device is one-way locking, only
Longitudinal locking is carried out to backrest, lacks the power of a transverse direction, backrest is caused to rock in use, after being used for a long time
It wears and fails, the chair back is caused to be difficult to keep strong support in a certain height gear, this mechanism also causes the service life shorter, difficult
To maintain the function of adjusting repeatedly for a long time, stability is poor, is unfavorable for the study of child.
Therefore, the above problem should be paid attention to and be solved during the design and use to chair back sliding lifting structure
Certainly the problem of.
Summary of the invention
In view of the above problems, the present invention provides one kind and overcomes defect in the prior art, provides a kind of structure and closes
The chair back sliding system of reason.
The technical solution of the invention is as follows: a kind of sliding system of the chair back, including slide bar and is set on the slide bar
Sliding block, the side of the slide bar is equipped with multiple location holes, and the sliding block includes the support plate and and institute for connecting the chair back
The sliding slot of support plate connection is stated, the sliding slot includes the first arc panel and the second arc panel being involutory, and the one of two arc panels
End is equipped with extension board outward, and two extension boards are equipped with corresponding jack, and positioning pin is equipped in the jack, described
It is opened by the hinged cover board of hinged shaft, the rotating part of the corresponding cover board in extension board outside of second arc panel positioning pin one end
Equipped with limiting slot, an also hinged locating plate on the hinged shaft, the locating plate is equipped with a positioning column, second arc panel side
Face offers a positioning groove, and the locating plate is placed in the locating slot, and the cover board drives on the locating plate when rotating
Positioning column, which is placed in the location hole, realizes clamping positioning.
A further improvement of the present invention is that: the positioning pin includes positioning plate and is arranged on the positioning plate at least
One connecting plate, the connecting plate pass through the jack, and outer end is equipped with the through-hole passed through for the hinged shaft.
A further improvement of the present invention is that: the positioning plate and the connecting plate are vertically arranged in inverted " t " shape, and described the
One arc panel outer end face is equipped with cavity compatible with the positioning plate shape, and the positioning plate is placed in the cavity.
A further improvement of the present invention is that: second arc panel, which corresponds to be equipped at the locating slot, encloses plate, up and down
A limit plate is equipped between two enclosing plates, so that channel is formed between the limit plate and the locating slot, the locating plate
Across the channel.
A further improvement of the present invention is that: the inside of the cover board is equipped with two stiffener plates being parallel to each other, so that
When the cover plate lid is closed, the enclosing plate is just embedded between two stiffener plates.
A further improvement of the present invention is that: the end of the locating plate is equipped with groove, and the two sides up and down of the groove are set
There is opposite arc groove, the connecting pin of the positioning column is cylindricality, is entrenched in the arc groove.
A further improvement of the present invention is that: the inner wall of first arc panel and second arc panel is equipped with wear-resisting
Pad, the top of the wear-resistant pad are equipped with the convex edge turned up.
A further improvement of the present invention is that: rubber is additionally provided between the wear-resistant pad and the arc panel to fit with it
Pad.
A further improvement of the present invention is that: fixed plate is equipped between the bottom of the support plate and the sliding block.
The present invention provides a kind of sliding system of chair back, slide bar is arranged on learning chair, and cooperate and be arranged cunning on slide bar
Block, wherein for wearing the sliding slot of slide bar using two the first arc panels and the second arc panel being involutory on sliding block, described the
One end of one arc panel and second arc panel is not closed, is provided with gap, is prolonged by being provided with jack in arc panel one end
Plate is stretched, jack is inserted by positioning pin, and one cover board is hingedly set in the outer end of positioning pin, the cover board and the locating plate are logical
It crosses its articulated section while being hinged on the hinged shaft, wherein the locating plate is hinged on the middle part of the hinged shaft, rotated in cover board
While, locating plate is driven, so that positioning column, which is placed in the location hole of slide bar, realizes fixation, by cover plate lid in institute after fixing
It states on locating slot, its rotating part tenses two extension boards by a resistance of limiting slot when due to cover board rotation, thus
So that gap between two arc panels reduces so that two arc plate closings are secured firmly on the slide bar, need to adjust height
When spending, cover board is opened to home position, arc panel is relaxed state, and cover board rotation locating plate relaxation simultaneously is turned out, so that
Positioning column is removed from location hole, and sliding block, which loses resistance, can readjust height in free state.
The beneficial effects of the present invention are: its structure is simple, design rationally, is cooperated by slide bar and sliding block, can be to the chair back
There is provided effectively, strong support, more stability, moreover, the different height of slide bar can buckle slide block so that the height of the chair back
It is convenient adjustable, and it is firmly fixed on to the height of some comfortable, appearance looks elegant and save space, side easy to operate
Just, so that learning chair has certain growth, and prolong the service life, and comfort enhances, and is suitble to more crowds and year
Age section, especially to children, can preferably protect its health.
Detailed description of the invention
Fig. 1 is structural schematic diagram of the invention；
Fig. 2 is the structural schematic diagram of sliding block in the present invention；
Fig. 3 is the outer end face schematic diagram of the second arc panel in the present invention；
Fig. 4 is the outer end face schematic diagram of the first arc panel in the present invention；
Fig. 5 is limiting slot schematic diagram in the present invention；
Fig. 6 is positioning pin and stud connection schematic diagram in the present invention；
Wherein: 1- slide bar, 2- location hole, 3- support plate, 4- sliding slot, the first arc panel of 5-, the second arc panel of 6-, 7- extension board,
8- jack, 9 positioning plates, 10- connecting plate, 11- hinged shaft, 12- cover board, 13- limiting slot, 14- locating plate, 15- positioning column, 16- are fixed
Position slot, 17- cavity, 18- enclosing plate, 19- limit plate, 20- groove, 21- arc groove, 22- stiffener plate, 23- wear-resistant pad,
24- rubber pad, 25- fixed plate, 26- mounting hole.
Specific embodiment
In order to deepen the understanding of the present invention, the present invention is done below in conjunction with drawings and examples and is further retouched in detail
It states, the embodiment is only for explaining the present invention, does not constitute and limits to protection scope of the present invention.
The technical solution of the present embodiment is: a kind of sliding system of the chair back, including slide bar 1 and is set in the slide bar
Sliding block on 1, the side of the slide bar 1 is equipped with the equidistant location hole 2 of a row, and the sliding block includes the branch for connecting the chair back
Fagging 3 and the sliding slot 4 connected with the support plate, the sliding slot 4 include the first arc panel 5 and the second arc panel 6 of pairing,
One end of two arc panels is equipped with extension board 7 outward, and two extension boards 7 are equipped with corresponding jack 8, the jack
Interior to be equipped with positioning pin, the positioning pin includes positioning plate 9 and two connecting plates 10 being arranged on the positioning plate 9, the company
Fishplate bar 10 passes through the jack 8, and 10 outer end of connecting plate is equipped with the through-hole passed through for hinged shaft 11, and 10 outer end of connecting plate is logical
The hinged cover board 12 of hinged shaft 11 is crossed, the rotating part that the outside of the extension board 7 of second arc panel 6 corresponds to the cover board 12 opens up
There is limiting slot 13, rotating part is circle, it is placed in the limiting slot 13, so that limiting slot 13 gives one resistance when its rotation,
An also hinged locating plate 14 on the hinged shaft 11, the locating plate 14 are equipped with a positioning column 15,6 side of the second arc panel
A positioning groove 16 is offered, the locating plate 14 is placed in the locating slot 16, and the cover board 12 drives the positioning when rotating
Positioning column 15 on piece 14, which is placed in the location hole 2, realizes clamping positioning.
The positioning plate 9 and the connecting plate 10 are vertically arranged in inverted " t " shape, and the hinged shaft 11 sequentially passes through two connections
Plate 10, the outer end face of the extension board of first arc panel 5 is equipped with cavity 17 compatible with 9 shape of positioning plate, described
Positioning plate 9 is placed in the cavity 17, and positioning plate 9 and 5 outer end face of the first arc panel are in same level, more beautiful
It sees.
It is equipped at the corresponding locating slot 16 of second arc panel 6 and encloses plate 18, be equipped between upper and lower two enclosings plate
One limit plate 19, so that forming channel between 19 lower section of the limit plate and the locating slot 16, the locating plate 14 passes through institute
Channel is stated, the end of the locating plate 14 is equipped with groove 20, and the two sides up and down of the groove 20 are equipped with opposite arc groove 21,
The connecting pin of the positioning column 15 is cylindricality, is fixedly fitted in the arc groove 21.
The inside of the cover board 12 is equipped with two stiffener plates 22 being parallel to each other, when so that the lid of the cover board 12 closing, institute
Enclosing plate is stated just to be embedded between described two stiffener plates 22.The cover board 12 and the locating plate 14 are hinged by it
Portion is hinged on simultaneously on the hinged shaft 11, and the articulated section of the cover board 12 is in " E " shape in fact, and both ends are respectively hinged at hinged shaft 11
Both ends, middle part is hinged on the middle part of hinged shaft 11, and the articulated section of the locating plate 14 is for half " E " shape, and both ends are cut with scissors respectively
Connect the both ends in the middle part of 12 articulated section of cover board.
The inner wall of first arc panel 5 and second arc panel 6 is equipped with wear-resistant pad 23, the top of the wear-resistant pad 23
Portion is equipped with the convex edge turned up, and rubber pad 24 is additionally provided between the wear-resistant pad 23 and the arc panel to fit with it, and rubber is arranged
Pad 24 to be bonded more closely between two arc panels.It is equipped between 3 side of support plate and the sliding block straight
In 3 side of support plate the middle part of sliding block is arranged in, the cunning in angle triangular plate 25, the setting on one side of two right-angle sides on one side
The middle part of block is 6 closed end intersection of first arc panel 5 and second arc panel.
The present embodiment provides a kind of sliding systems of chair back, slide bar 1 are arranged on learning chair, and cooperate and cover on slide bar 1
If sliding block, the support plate 3 on sliding block is equipped with the mounting hole 26 for connecting the chair back, wherein for wearing the cunning of slide bar on sliding block
Slot 4 uses two the first arc panels 5 and the second arc panel 6 being involutory, first arc panel 5 and second arc panel 6
One end it is not closed, be provided with gap, by being provided with the extension board 7 of jack 8 in arc panel one end, by positioning pin be inserted into insert
Hole 8, and one cover board 12 is hingedly set in the outer end of positioning pin, while cover board 12 rotates, its immediate 14 quilt of locating plate
It drives, so that positioning column 15, which is placed in the location hole 2 of slide bar 1, realizes fixation, covers cover board 12 in the locating slot after fixed
On 16, its rotating part compresses two extension boards 7 by a resistance of limiting slot 13 when due to the rotation of cover board 12, to make
Gap between two not closed ends of arc panel reduces so that two arc plate closings and be secured firmly on the slide bar 1,
When needing to adjust height, opens cover board 12 and arrive home position, arc panel is relaxed state, and cover board 12 rotates while driving locating plate
14 relaxations are turned out, so that positioning column 15 is removed from location hole 2, sliding block loses resistance and can readjust in free state
Highly.
The beneficial effect of the present embodiment is: its structure is simple, and design rationally, is cooperated by slide bar and sliding block, can be to chair
Back provide effectively, strong support, more stability, moreover, the different height of slide bar can buckle slide block so that the height of the chair back
It spends height convenient adjustable, and that it is firmly fixed on to some comfortable, appearance looks elegant and saves space, it is easy to operate
It is convenient so that learning chair has certain growth, and prolong the service life, and comfort enhances, be suitble to more crowds with
Age bracket can preferably protect its health especially to children.
It should be understood by those skilled in the art that the present invention is not limited to the above embodiments, above-described embodiment and explanation
It is merely illustrated the principles of the invention described in book, without departing from the spirit and scope of the present invention, the present invention also has
Various changes and modifications, these changes and improvements all fall within the protetion scope of the claimed invention.The claimed scope of the invention
It is defined by the appending claims and its equivalent thereof.
Claims (9)
1. a kind of sliding system of the chair back, it is characterised in that: including slide bar and the sliding block being set on the slide bar, the slide bar
Side be equipped with multiple location holes, the sliding block includes support plate for connecting the chair back and the cunning connected with the support plate
Slot, the sliding slot include the first arc panel and the second arc panel being involutory, and one end of two arc panels is equipped with extension outward
Plate, two extension boards are equipped with corresponding jack, are equipped with positioning pin in the jack, described positioning pin one end passes through hinge
The rotating part of the hinged cover board of axis, the corresponding cover board in extension board outside of second arc panel offers limiting slot, described
An also hinged locating plate on hinged shaft, the locating plate are equipped with a positioning column, and second arc panel side offers a positioning
Slot, the locating plate are placed in the locating slot, and the cover board drives the positioning column on the locating plate to be placed in when rotating described
Clamping positioning is realized in location hole.
2. the sliding system of a kind of chair back according to claim 1, it is characterised in that: the positioning pin includes positioning plate
With at least one connecting plate being arranged on the positioning plate, the connecting plate passes through the jack, and outer end is equipped with described in confession
The through-hole that hinged shaft passes through.
3. a kind of sliding system of chair back according to claim 2, it is characterised in that: the positioning plate and the connecting plate
It is vertically arranged in inverted " t " shape, the first arc panel outer end face is equipped with cavity compatible with the positioning plate shape, described fixed
Position plate is placed in the cavity.
4. the sliding system of a kind of chair back according to claim 1, it is characterised in that: second arc panel corresponds to institute
It states to be equipped at locating slot and encloses plate, a limit plate is equipped between upper and lower two enclosings plate, so that the limit plate and the positioning
Channel is formed between slot, the locating plate passes through the channel.
5. a kind of sliding system of chair back according to claim 1, it is characterised in that: the inside of the cover board is equipped with mutual
Two parallel stiffener plates, when so that the cover plate lid being closed, the enclosing plate is just embedded in two stiffener plates
Between.
6. the sliding system of a kind of chair back according to claim 1, it is characterised in that: the end of the locating plate is equipped with
Groove, the two sides up and down of the groove are equipped with opposite arc groove, and the connecting pin of the positioning column is cylindricality, are entrenched in described
In arc groove.
7. a kind of sliding system of chair back according to claim 1, it is characterised in that: first arc panel and described
The inner wall of second arc panel is equipped with wear-resistant pad, and the top of the wear-resistant pad is equipped with the convex edge turned up.
8. a kind of sliding system of chair back according to claim 7, it is characterised in that: the wear-resistant pad and fit with it
Arc panel between be additionally provided with rubber pad.
9. a kind of sliding system of chair back according to claim 1, it is characterised in that: the bottom of the support plate and described
Fixed plate is equipped between sliding block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910330286.2A CN109864482A (en) | 2019-04-23 | 2019-04-23 | A kind of sliding system of the chair back |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910330286.2A CN109864482A (en) | 2019-04-23 | 2019-04-23 | A kind of sliding system of the chair back |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109864482A true CN109864482A (en) | 2019-06-11 |
Family
ID=66923024
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910330286.2A Pending CN109864482A (en) | 2019-04-23 | 2019-04-23 | A kind of sliding system of the chair back |
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| Country | Link |
|---|---|
| CN (1) | CN109864482A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110025164A (en) * | 2019-04-24 | 2019-07-19 | 丹阳市康成未来智能家具有限公司 | A kind of multifunctional children learning chair |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201131506Y (en) * | 2007-12-06 | 2008-10-15 | 益典工业股份有限公司 | Adjusting device for chair |
| CN203182473U (en) * | 2013-02-21 | 2013-09-11 | 陈柏霖 | Children growth seat |
| US20140374557A1 (en) * | 2013-06-19 | 2014-12-25 | Tsung-Yao Yu | Positioning Device for Rod |
| CN205358958U (en) * | 2016-01-14 | 2016-07-06 | 魏建军 | Children's seat of growing up |
| CN209750440U (en) * | 2019-04-23 | 2019-12-10 | 丹阳市康成未来智能家具有限公司 | Sliding system of chair back |
-
2019
- 2019-04-23 CN CN201910330286.2A patent/CN109864482A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201131506Y (en) * | 2007-12-06 | 2008-10-15 | 益典工业股份有限公司 | Adjusting device for chair |
| CN203182473U (en) * | 2013-02-21 | 2013-09-11 | 陈柏霖 | Children growth seat |
| US20140374557A1 (en) * | 2013-06-19 | 2014-12-25 | Tsung-Yao Yu | Positioning Device for Rod |
| CN205358958U (en) * | 2016-01-14 | 2016-07-06 | 魏建军 | Children's seat of growing up |
| CN209750440U (en) * | 2019-04-23 | 2019-12-10 | 丹阳市康成未来智能家具有限公司 | Sliding system of chair back |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110025164A (en) * | 2019-04-24 | 2019-07-19 | 丹阳市康成未来智能家具有限公司 | A kind of multifunctional children learning chair |
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| PB01 | Publication | ||
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| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20190611 |