CN206284609U - A kind of pre- myopic-preventing chair - Google Patents
A kind of pre- myopic-preventing chair Download PDFInfo
- Publication number
- CN206284609U CN206284609U CN201620917386.7U CN201620917386U CN206284609U CN 206284609 U CN206284609 U CN 206284609U CN 201620917386 U CN201620917386 U CN 201620917386U CN 206284609 U CN206284609 U CN 206284609U
- Authority
- CN
- China
- Prior art keywords
- connecting rod
- installing plate
- fixed
- bar
- myopic
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Landscapes
- Special Chairs (AREA)
Abstract
The utility model discloses a kind of pre- myopic-preventing chair, including five fulcrum type bases, the crown center of the five-point type base is fixed with telescoping mechanism, installing plate is rotatably connected at the top of the telescoping mechanism, installing plate is rotated in the horizontal direction, head rod is fixed with the top of the first support bar, the hollow connecting rod is inserted with the second connecting rod away from one end of installing plate, and second connecting rod be made up of two bars, the first perforate is uniformly provided with wherein one bar, fix bar is installed on another bar, gear leg plate is installed in the fix bar, the bottom of the telescoping mechanism is provided with fixed disk, and the edge of fixed disk is provided with breach, the lower rotation of the installing plate is connected with guide rod, and the bottom of guide rod is provided with bayonet socket, bayonet socket matches with the breach on fixed disk.The utility model structure is novel, designs ingenious and reasonable, takes into full account the use feeling of user, easily promotes.
Description
Technical field
The utility model is related to pre- myopic-preventing chair technology field, more particularly to a kind of pre- myopic-preventing chair.
Background technology
Recorded according to books, the incoming north when title of chair will then pass up to Chinese Wei first appeared in the Tang Dynasty, and the image of chair
Hu bed.The cave mural painting of Dunhuang 285 just has the image that two people point are sitting on chair；There are seat square stool and cross leg long in 257 cave mural paintings
The women of stool；There is seat circle stool women in the stone carving of gantry lotus flower hole.These images have vivo reproduced Northern and Southern Dynasties' period chair, stool in bodyguard
Service condition in official noble family.Although thing to sit at that time has been equipped with the shape of chair, stool, because at that time without chair,
The appellation of stool, people are also accustomed to referred to as " Hu bed ", in temple, are usually used in sitting in meditation, therefore also known as bed for meditation.After the Tang Dynasty, chair
Use gradually increase, the title of chair is also widely used.
The seat of existing chair is unable to adjustment angle, and such seat cannot form a suitable angle with backrest,
Comfortable experience is provided to user, also existing chair can rotate, but can not fast and easily fix, sometimes the noon
Need to fix the seat that can arbitrarily rotate when not, can thus be rested with convenient use person, existing chair does not prevent
The effect of myopia, present myopia of student is too universal, therefore, the utility model proposes a kind of pre- myopic-preventing chair, for
The deficiencies in the prior art make improvement.
Utility model content
The purpose of this utility model be in order to solve shortcoming present in prior art, and propose it is a kind of pre- myopic-preventing
Chair.
To achieve these goals, the utility model employs following technical scheme：
A kind of pre- myopic-preventing chair, including five fulcrum type bases, the crown center of the five-point type base is fixed with to be stretched
Contracting mechanism, is rotatably connected to installing plate at the top of the telescoping mechanism, installing plate is rotated in the horizontal direction, the installing plate
Side is fixed with a pair of first support bars by fastening bolt, and head rod, institute are fixed with the top of the first support bar
State and backrest is fixed on head rod, the both sides of the installing plate are mounted on the first tumbler, on first tumbler
It is rotatably connected to support bar, the support bar is fixed with seat away from one end of the first tumbler, the bottom seat is near the
The side of one support bar is rotatably connected to screw mandrel, and the bottom side of the installing plate is fixed with L-type connecting rod, the L-type connection
Bar is rotatably connected to contiguous block away from one end of installing plate, and the screwed hole matched with screw mandrel is provided with the top of the contiguous block,
And screw mandrel passes through contiguous block by screwed hole, the lower end of screw mandrel is provided with round handle, and round handle is fixedly connected with screw mandrel,
The same side that the installing plate is located at the first tumbler is provided with hollow connecting rod, the one end of the hollow connecting rod away from installing plate
The second connecting rod is inserted with, and the second connecting rod is made up of two bars, wherein being uniformly provided with the first perforate, Ling Yigen on a bar
Fix bar is installed on bar, gear leg plate is installed in the fix bar, the bottom of the telescoping mechanism is provided with fixed disk, and fixed
The edge of disk is provided with breach, and the lower rotation of the installing plate is connected with guide rod, and the bottom of guide rod is provided with bayonet socket, bayonet socket with it is solid
Breach on price fixing matches.
Preferably, the hollow connecting rod is provided with the second perforate, and the second perforate is provided with fastener.
Preferably, the guide rod includes the 3rd connecting rod, the second tumbler and L-type handle, and the surface of the 3rd connecting rod sets
There is bayonet socket, L-type handle is fixed on a mounting board by a pair second tumblers, and the 3rd connecting rod is connected on L-type handle.
Preferably, the five fulcrum types base includes cross fixed mount and the 4th connecting rod, the bottom of cross fixed mount
Portion is provided with four universal wheels, and the 4th connecting rod is provided with universal wheel away from one end of cross fixed mount.
Preferably, the gear leg plate is convex structure.
In the utility model, by the design of screw mandrel and contiguous block, the collapsing length of screw mandrel can be arbitrarily adjusted, so as to adjust
The angle for swinging up and down of whole seat, such seat is just changing with the angle of backrest, and user can be according to the demand of oneself
To adjust a suitable angle, by the design of telescoping mechanism, the height of seat can be adjusted, by fixed disk and guide rod
Design, can fix seat when need not rotate seat, and L-type handle can quickly fix seat, in
The design of empty connecting rod and the second connecting rod, can adjust the distance between gear leg plate and seat, the use for facilitating different legs long
Person uses, and can correct the sitting posture of user, forward lean when gear leg plate can prevent student writing, for keeping off leg, student
Can prevent that body is unlimited to lean forward when using, preventing students from nearsightedness, the design of five fulcrum type bases increases overall steady of chair
Qualitative, the utility model structure is novel, designs ingenious and reasonable, takes into full account the use feeling of user, easily promotes.
Brief description of the drawings
Fig. 1 be the utility model proposes a kind of pre- myopic-preventing chair structural representation；
Fig. 2 be the utility model proposes a kind of pre- myopic-preventing chair five-point type base top view；
Fig. 3 be the utility model proposes a kind of pre- myopic-preventing chair fixed disk and guide rod structural representation；
Fig. 4 be the utility model proposes a kind of pre- myopic-preventing chair installing plate and hollow connecting rod top view；
Fig. 5 be the utility model proposes a kind of pre- connecting rod of myopic-preventing chair second top view.
In figure：1 five fulcrum type bases, 111 cross fixed mounts, 112 the 4th connecting rods, 2 universal wheels, 3 telescoping mechanisms, 4
Fixed disk, 5 round handles, 6 contiguous blocks, 7 first support bars, 8 screw mandrels, 9 backrests, 10 head rods, 11 support bars, 12 chairs
Face, 13 L-type connecting rods, 14 guide rods, 141 the 3rd connecting rods, 142 second tumblers, 143 L-type handles, 15 hollow connecting rods,
151 second perforates, 16 second connecting rods, 161 first perforates, 162 fix bars, 17 gear leg plates, 18 installing plates, 181 first rotate
Part.
Specific embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out
Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of the utility model, rather than whole
Embodiment.
Reference picture 1-5, a kind of pre- myopic-preventing chair, including five fulcrum type bases 1, the crown center of five-point type base 1
Telescoping mechanism 3 is fixed with, the top of telescoping mechanism 3 is rotatably connected to installing plate 18, and installing plate 18 is rotated in the horizontal direction, pacified
The side for filling plate 18 is fixed with a pair of first support bars 7 by fastening bolt, and the top of first support bar 7 is fixed with the first connection
Bar 10, fixes backrest 9 on head rod 10, the both sides of installing plate 18 are mounted on the first tumbler 181, the first tumbler
Support bar 11 is rotatably connected on 181, support bar 11 is fixed with seat 12, seat 12 away from one end of the first tumbler 181
Bottom is rotatably connected to screw mandrel 8 near the side of first support bar 7, and the bottom side of installing plate 18 is fixed with L-type connecting rod 13,
L-type connecting rod 13 is rotatably connected to contiguous block 6 away from one end of installing plate 18, and the top of contiguous block 6 is provided with and matches with screw mandrel 8
Screwed hole, and screw mandrel 8 by screwed hole pass through contiguous block 6, the lower end of screw mandrel 8 is provided with round handle 5, and round handle 5
It is fixedly connected with screw mandrel 8, the same side that installing plate 18 is located at the first tumbler 181 is provided with hollow connecting rod 15, hollow connecting rod
15 are inserted with the second connecting rod 16 away from one end of installing plate 18, and the second connecting rod 16 is made up of two bars, wherein a bar
On be uniformly provided with the first perforate 161, fix bar 162 is installed on another bar, gear leg plate 17 is installed in fix bar 162, stretch
The bottom of contracting mechanism is provided with fixed disk 4, and the edge of fixed disk 4 is provided with breach, and the lower rotation of installing plate 18 is connected with guide rod
14, and the bottom of guide rod 14 is provided with bayonet socket, bayonet socket matches with the breach on fixed disk 4.
In the utility model, hollow connecting rod 15 is provided with the second perforate 151, and the second perforate 151 is provided with fastening dress
Put.Guide rod 14 includes the 3rd connecting rod 141, the second tumbler 142 and L-type handle 143, and the surface of the 3rd connecting rod 141 is provided with
Bayonet socket, L-type handle 143 is fixed on installing plate 18 by a pair second tumblers 142, and the 3rd connecting rod 141 is connected to L-type
On handle 143.Five fulcrum type bases 1 include the connecting rod 112 of cross fixed mount 111 and the 4th, the bottom of cross fixed mount 111
Portion is provided with four universal wheels 2, and the 4th connecting rod 112 is provided with universal wheel 2 away from one end of cross fixed mount 111.Gear leg
Plate 17 is convex structure, by the design of screw mandrel 8 and contiguous block 6, the collapsing length of screw mandrel 8 can be arbitrarily adjusted, so as to adjust
The angle for swinging up and down of whole seat 12, the angle of such seat 12 and backrest 9 just changing, user can according to oneself
Demand adjusts a suitable angle, by the design of telescoping mechanism 3, the height of seat 12 can be adjusted, by fixed disk 4
With the design of guide rod 14, seat 12 can be fixed when need not rotate seat 12, and L-type handle 143 can be fast
The fixed seat 12 of speed, by the design of the connecting rod 16 of hollow connecting rod 15 and second, can adjust gear leg plate 17 and seat 12 it
Between distance, the user for facilitating different legs long uses, and can correct the sitting posture of user, and gear leg plate 17 can prevent student from writing
Forward lean during word, can prevent that body is unlimited to lean forward for keeping off leg, when student uses, preventing students from nearsightedness, five fulcrums
The design of formula base 1, increases the overall stability of chair, and the utility model structure is novel, designs ingenious and reasonable, takes into full account
The use feeling of user, easily promotes.
This chair when in use, is moved on to suitable position by the utility model by the universal wheel on five-point type base
Put, install the height of backrest 9 and then the custom adjustment telescoping mechanism 3 according to user, by the rotary screw 8 of round handle 5,
The length that hobby adjustment screw mandrel 8 according to user stretches, so that the angle of seat 12 is adjusted, after adjusting, if necessary to stop
During breath, the second connecting rod 16 can be installed, the distance of the adjustment gear leg plate 17 long of the leg according to oneself and seat 12 is adjusted with tightly
Be fixedly mounted with to put and fix, it is not necessary to keep off leg plate 17 put pin avoid the need for install the second connecting rod 16, seat 12 is fixed if desired
, when not wanting to allow seat 12 arbitrarily to rotate, can be by pulling L-type handle 143, so as to drive the 3rd connecting rod 141 to be stuck in fixation
On the breach of disk 4, the effect of seat 12 is fixed so as to reach, can thus allow user to use.
The above, only the utility model preferably specific embodiment, but protection domain of the present utility model is not
Be confined to this, any one skilled in the art in the technical scope that the utility model is disclosed, according to this practicality
New technical scheme and its utility model design are subject to equivalent or change, should all cover in protection model of the present utility model
Within enclosing.
Claims (5)
1. a kind of pre- myopic-preventing chair, including five fulcrum type bases（1）, it is characterised in that the five fulcrum types base (1)
Crown center is fixed with telescoping mechanism（3）, the telescoping mechanism（3）Top be rotatably connected to installing plate（18）, installing plate
（18）Rotate in the horizontal direction, the installing plate（18）Side a pair of first support bars are fixed with by fastening bolt（7）,
The first support bar（7）Top be fixed with head rod（10）, the head rod（10）Upper fixed backrest（9）,
The installing plate（18）Both sides be mounted on the first tumbler（181）, first tumbler（181）On be rotatably connected to
Support bar（11）, the support bar（11）Away from the first tumbler（181）One end be fixed with seat（12）, the seat（12）
Bottom is near first support bar（7）Side be rotatably connected to screw mandrel（8）, the installing plate（18）Bottom side be fixed with L
Type connecting rod（13）, the L-type connecting rod（13）Away from installing plate（18）One end be rotatably connected to contiguous block（6）, the company
Connect block（6）Top be provided with and screw mandrel（8）The screwed hole for matching, and screw mandrel（8）Contiguous block is passed through by screwed hole（6）, silk
Bar（8）Lower end round handle is installed（5）, and round handle（5）With screw mandrel（8）It is fixedly connected, the installing plate（18）Position
In the first tumbler（181）The same side be provided with hollow connecting rod（15）, the hollow connecting rod（15）Away from installing plate（18）
One end be inserted with the second connecting rod（16）, and the second connecting rod（16）It is made up of two bars, wherein being uniformly provided with a bar
First perforate（161）, fix bar is installed on another bar（162）, the fix bar（162）On be provided with gear leg plate（17）,
The bottom of the telescoping mechanism is provided with fixed disk（4）, and fixed disk（4）Edge be provided with breach, the installing plate（18）Bottom
Portion is rotatably connected to guide rod（14）, and guide rod（14）Bottom be provided with bayonet socket, bayonet socket and fixed disk（4）On breach match.
2. a kind of pre- myopic-preventing chair according to claim 1, it is characterised in that the hollow connecting rod（15）On set
There is the second perforate（151）, and the second perforate（151）It is provided with fastener.
3. a kind of pre- myopic-preventing chair according to claim 1, it is characterised in that the guide rod（14）Connect including the 3rd
Extension bar（141）, the second tumbler（142）With L-type handle（143）, the 3rd connecting rod（141）Surface be provided with bayonet socket, L-type handle
（143）By a pair second tumblers（142）It is fixed on installing plate（18）On, and the 3rd connecting rod（141）It is connected to L-type handle
（143）On.
4. a kind of pre- myopic-preventing chair according to claim 1, it is characterised in that the five fulcrum types base（1）Bag
Include cross fixed mount（111）With the 4th connecting rod（112）, cross fixed mount（111）Bottom four universal wheels are installed
（2）, the 4th connecting rod（112）Away from cross fixed mount（111）One end universal wheel is installed（2）.
5. a kind of pre- myopic-preventing chair according to claim 1, it is characterised in that the gear leg plate（17）It is arc-shaped
Structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620917386.7U CN206284609U (en) | 2016-08-23 | 2016-08-23 | A kind of pre- myopic-preventing chair |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620917386.7U CN206284609U (en) | 2016-08-23 | 2016-08-23 | A kind of pre- myopic-preventing chair |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206284609U true CN206284609U (en) | 2017-06-30 |
Family
ID=59094138
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620917386.7U Expired - Fee Related CN206284609U (en) | 2016-08-23 | 2016-08-23 | A kind of pre- myopic-preventing chair |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206284609U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108968379A (en) * | 2018-08-13 | 2018-12-11 | 常傲寒 | A kind of sitting-posture correction device |
-
2016
- 2016-08-23 CN CN201620917386.7U patent/CN206284609U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108968379A (en) * | 2018-08-13 | 2018-12-11 | 常傲寒 | A kind of sitting-posture correction device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN215195278U (en) | Dance physique trainer | |
| JP2013501544A (en) | Study the backrest to correct the posture ergonomic | |
| CN210785280U (en) | Portable multifunctional walking-aid chair | |
| CN204169336U (en) | Comfortable desk and chair | |
| CN206284609U (en) | A kind of pre- myopic-preventing chair | |
| CN106108395A (en) | A kind of pre-myopic-preventing chair | |
| CN203952983U (en) | A kind of seat | |
| CN205513569U (en) | Page formula sofa | |
| CN205214759U (en) | Position of sitting afternoon nap bracket | |
| CN207639980U (en) | A kind of chair being laid flat the chair back | |
| CN206261234U (en) | A kind of office chair | |
| CN211536509U (en) | Swing bed capable of being lain | |
| CN211298906U (en) | Desk and chair for correcting sitting posture | |
| TWM473848U (en) | Electric handstand machine | |
| CN207814873U (en) | A kind of computer display supporting rack | |
| CN220308744U (en) | Multifunctional leisure chair with vertically-reversed backrest | |
| CN204674603U (en) | The portable table of lying prone of a kind of train | |
| CN218738006U (en) | Office chair convenient to height-adjusting | |
| CN217185345U (en) | Student uses seat with prevent empting protection architecture | |
| CN220257075U (en) | Waist auxiliary device is used in dance training | |
| CN219249666U (en) | Posture-adjustable sofa | |
| CN217885411U (en) | Multipurpose table and chair facilitating rest | |
| CN219500640U (en) | Adjustable noon break desk and chair | |
| CN209237289U (en) | Training is with rod structure | |
| CN207639952U (en) | A kind of swivel chair convenient for adjustment backrest up and down |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170630 Termination date: 20180823 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |