CN105124980B - A kind of myopia prevention hunchback chair - Google Patents
A kind of myopia prevention hunchback chair Download PDFInfo
- Publication number
- CN105124980B CN105124980B CN201510649340.1A CN201510649340A CN105124980B CN 105124980 B CN105124980 B CN 105124980B CN 201510649340 A CN201510649340 A CN 201510649340A CN 105124980 B CN105124980 B CN 105124980B
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- CN
- China
- Prior art keywords
- chair
- seat support
- myopia prevention
- sheet metal
- elastic rod
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Abstract
The invention provides a kind of myopia prevention hunchback chair, it is related to tables and chairs field.The myopia prevention hunchback chair, including seat support, the chair back, circuit board and elastic rod, because meeting deformation is shortened after elastic rod stress, utilize this property, control whether sensor circuit is powered by the sheet metal on elastic rod, and then whether controlling loudspeaker sends alarm, remind user to be taken a seat according to correct sitting posture by the alarm of loudspeaker, prevent hunch and myopia caused by sitting posture is bad.
Description
Technical field
The present invention relates to tables and chairs field, in particular to a kind of myopia prevention hunchback chair.
Background technology
Myopia and hunchback are students in middle and primary schools' common problems, seriously endanger the body development of youngsters and children and are good for
Health.Nearest scientific research result shows：It is due to employ caused by bad sitting posture to cause the main reason for near-sighted and bow-backed.
Sitting correction set is pre- myopia prevention and bow-backed key point.But children how are allowed consciously to be protected in prolonged learning process
Good sitting position is held, is a problem.
Many father and mother think that the incorrect sitting-pose of children is due to caused by fatigue, but few people know bad sitting posture
It is due to that the structure of conventional chair is substantially " h " type (facing perpendicular type directly), is taken a seat caused by the unreasonable structure of chair in fact
Shi Renti weight mainly has buttocks and thigh root to bear, and in study, work, the angle between upper body and thigh is typically small
In 90 degree, into " c " type, this sitting posture can make the spinal curvature of people, leg, waist, hall portion burden, sitting waist naturally for upper body
Sour backache.Prior art typically increases restraining arm in the back part of chair or increases fixed waistband in waist location, to reach
The sitting posture of people is in the sitting posture state of specification, but have ignored the posture of buttocks, when buttocks moves, the sitting posture of people
Can easily it change.
The content of the invention
In view of this, the present invention provides a kind of myopia prevention hunchback chair, to improve the problems of the prior art.
To achieve the above object, the present invention provides following technical scheme：
A kind of myopia prevention hunchback chair, including seat support, the chair back and circuit board, sensor circuit are disposed with the circuit board, institute
Stating sensor circuit includes power supply, master switch, loudspeaker and total wire, and the power supply, the master switch, the loudspeaker pass through institute
State total wire to connect and form open circuit, the inside of the seat support and the chair back is provided with an elastic rod, described two bullets
Property bar one end be provided with a sheet metal, the both ends of the sheet metal can form returning for conduction after accessing the sensor circuit
Road, described two sheet metals are in parallel respectively, and under the pressure effect in sitting posture of the user in specification, the elastic rod after deformation
One end connection sheet metal can be disconnected with sensor circuit.
It is connected by the sheet metal for being connected with wire with total electric wire, forms loop, because total wire is provided with loudspeaker, when
Loudspeaker has electric current by rear, can send alarming prompt sound, prompts user to be sitting according to specification sitting posture on chair, works as use
When person is sitting on chair according to specification sitting posture, due to the buttocks of user and the pressure of shoulder, two elastic rods by respectively by
The pressure of buttocks and shoulder and deform shortening so that sheet metal is separated with total wire, forms open circuit, does not just have in loudspeaker
Electric current will not then send alarm sound with regard to mistake；Because two sheet metals are connected in parallel into circuit, so only specification is sat
During appearance, i.e., when buttocks and shoulder apply pressure to two corresponding elastic rods simultaneously, loudspeaker will not just send alarm sound.
Further, one end of elastic rod is vertically installed with a connecting rod, and the sheet metal is arranged on the connecting rod
Both ends, the connecting rod are provided with the first magnet, and the seat support is provided with the second magnet corresponding with first magnet, works as institute
State the first magnet and second magnet is attracting attached, the sheet metal is connected with total wire and forms the loop of conduction.
The effect of the first magnet and the second magnet is set to be so that sheet metal preferably with total conductive contact, that is, works as user
When not taken a seat according to specification sitting posture, by the property of the second magnet adsorption in the first magnet in connecting rod and seat support, make gold
Loop can be formed more sensitively with total conductive contact by belonging to piece.
As a kind of embodiment, total wire is set along the both sides of the edge of the seat support and the chair back, described total
The side that wire is also connected along the remote seat support of the seat support with the chair back is set.
Further, in above-mentioned myopia prevention hunchback chair, the seat support and the chair back are rotatably connected.It is arranged such, can
To meet the different demands of user, more hommization.
Further, in above-mentioned myopia prevention hunchback chair, sponge is additionally provided with inside the seat support and the chair back.
Sponge better softness, and the recovery capability after deformation is extremely strong, it is cheap, with extensive.
Further, the elastic rod being arranged in the seat support is located at stern position when user is in the sitting posture of specification
Put, the elastic rod being arranged in the chair back is located at shoulder position when user is in the sitting posture of specification.
In this way, user, in specification sitting posture, two elastic rods can all deform upon, and make the interruption of sheet metal and total wire
Open, loudspeaker just will not send sound, it is ensured that user takes a seat according to the sitting posture of specification.
As a kind of embodiment, the elastic rod is polyethylene straight-bar.Polyethylene straight-bar made of polythene material
Suppleness is high, lighter weight.
Further, the sheet metal is copper sheet.Copper sheet conducts electricity very well, and price is relatively low, with universal.
Further, in addition to height regulating rod, the height regulating rod are vertically installed in the bottom of the seat support.
Height regulating rod can adjust the height of the seat support of myopia prevention hunchback chair, meet the different demands of user, can root
The height of seat support is arbitrarily adjusted according to the height of desk, the use of different users can also be met, for example, adult and child
The myopia prevention hunchback chair can be used according to the height of oneself.
Further, one end of the height regulating rod is provided with pony sill, is provided with the pony sill multiple universal
Wheel.
User can rely on the random mobile myopia prevention hunchback chair of universal wheel, and cause larger friction without face over the ground.
Relative to prior art, the present invention includes following beneficial effect：
A kind of myopia prevention hunchback chair provided by the invention, be provided with seat support and the chair back circuit board of sensor circuit with
And elastic rod, because meeting deformation is shortened after elastic rod stress, using this property, by the sheet metal on elastic rod come Perceived control
Answer whether circuit is powered, particularly, when user is sitting on chair according to specification sitting posture, due to the buttocks and shoulder of user
The pressure in portion, two elastic rods will be obtained pressure by buttocks and shoulder respectively and deform shortening so that sheet metal and total wire it
It is separated, open circuit is formed, does not just have electric current with regard to mistake in loudspeaker, then alarm sound will not be sent, if not sat according to specification
Appearance, any one in two elastic rods recover the state before deformation, and sheet metal is connected on sensor circuit, forms conduction
Loop, loudspeaker send alarm.
Remind user to be taken a seat according to correct sitting posture by the alarm of loudspeaker, help to improve user's
Inappropriate sitting posture, user is prevented because abnormal sitting posture is true to reach, the problem of causing visual impairment and hunch.
Brief description of the drawings
, below will be to embodiment or existing for the clearer explanation embodiment of the present invention or technical scheme of the prior art
There is the required accompanying drawing used in technology description to be briefly described, it should be apparent that, drawings in the following description are only this
Some embodiments of invention, for those of ordinary skill in the art, on the premise of not paying creative work, can be with
Other accompanying drawings are obtained according to these accompanying drawings.
Fig. 1 is the structural representation of myopia prevention hunchback chair provided in an embodiment of the present invention；
Fig. 2 is the structural representation of the sensor circuit of myopia prevention hunchback chair provided in an embodiment of the present invention；
Fig. 3 is the schematic diagram of internal circuit when myopia prevention hunchback chair provided in an embodiment of the present invention is in different conditions.
Wherein reference is summarized as follows：
Seat support 101；The chair back 102；Power supply 103；Master switch 104；Loudspeaker 105；Elastic rod 106；Sheet metal 107；Always lead
Line 108；First magnet 109；Second magnet 110；Height regulating rod 111；Universal wheel 112.
Embodiment
Myopia and hunchback are students in middle and primary schools' common problems, seriously endanger the body development of youngsters and children and are good for
Health.Nearest scientific research result shows：It is due to employ caused by bad sitting posture to cause the main reason for near-sighted and bow-backed.
Sitting correction set is pre- myopia prevention and bow-backed key point.
Caused by bad sitting posture is all due to much the unreasonable structure of chair, the structure of conventional chair is substantially
" h " type (facing perpendicular type directly), the weight of human body mainly has buttocks and thigh root to bear when taking a seat, in study, work, upper body
Angle between thigh is generally less than 90 degree, and upper body can make the spinal curvature of people, leg, waist naturally into " c " type, this sitting posture
Portion, hall portion burden, sitting are had a pain in the back.Prior art typically increases restraining arm or in loin in the back part of chair
The fixed waistband of increase is put, the sitting posture of people is in the sitting posture state of specification to reach, but have ignored the posture of buttocks, works as buttocks
When moving, the sitting posture of people also can easily change.
In view of the foregoing, the invention provides a kind of myopia prevention hunchback chair, including seat support, the chair back, circuit board and bullet
Property bar, due to after elastic rod stress can deformation shorten, using this property, induced electricity is controlled by the sheet metal on elastic rod
Whether road is powered, and then whether controlling loudspeaker sends alarm, by the alarm of loudspeaker come remind user by
Taken a seat according to correct sitting posture, to improve the problems of the prior art.
The present invention is described in further detail below by specific examples of the implementation and with reference to accompanying drawing.
Fig. 1 to Fig. 3 is refer to, the present embodiment provides a kind of myopia prevention hunchback chair, including seat support 101, the chair back 102 and circuit
Plate (not shown), sensor circuit is disposed with circuit board, and the sensor circuit includes power supply 103, master switch 104, raised one's voice
The inside of device 105 and total wire 108, seat support 101 and the chair back 102 is provided with an elastic rod 106, two elastic rods 106
One end is provided with a sheet metal 107, and sheet metal 107 is connected by wire with total wire 108, the other end of sheet metal 107
The loop of conduction is formed after being connected with total wire 108, two sheet metals 107 are to be parallel to respectively in sensor circuit, are made
Under pressure effect of the user in the sitting posture of specification, the sheet metal 107 of one end connection of the elastic rod 106 after deformation can be with sensing
Circuit disconnects.
Be connected due to the loudspeaker 105 set on circuit board with total wire 108, when loudspeaker 105 have electric current by after,
Alarming prompt sound can be sent, prompts user to be sitting according to specification sitting posture on chair；When user is sitting according to specification sitting posture
When on seat support 101, due to the buttocks of user and the pressure of shoulder, two elastic rods 106 are by respectively by buttocks and shoulder
Pressure and deform shortening, so as to drive the position of sheet metal 107 to be moved so that the interruption of sheet metal 107 and total wire 108
Open, form open-circuit, just there is no electric current with regard to mistake in loudspeaker 105, then will not send alarm sound.
Also, two sheet metals 107 are to be connected by conductor in parallel on the circuit of total wire 108, so only advising
During model sitting posture (body of user and the angle of leg is close to 90 degree), i.e., the buttocks of user and shoulder are simultaneously right to two
When the elastic rod 106 answered applies pressure, two elastic rods 106 deform upon, and drive sheet metal 107 to move, sensor circuit is broken
Open non-conductive, loudspeaker 105 will not just send alarm sound.
In the present embodiment, two elastic rods 106 are all parallel to the edge line setting of the front end of seat support 101, in this way, elastic
Bar 106 could preferably experience the pressure of user's application, and then drive the movement of sheet metal 107, so as to controlling loudspeaker
Whether it is powered.Needing it is to be noted that in other embodiments, elastic rod 106 can also have other set-up modes,
For example, elastic rod 106 can have angle with the edge line of the front end of seat support 101, i.e., elastic rod 106 is relative to the front end of seat support 101
Edge line is obliquely installed.
In the present embodiment, the first magnet 109 and the second magnet 110 are also provided with, specifically, in two elastic rods 106
One end is provided with a connecting rod, and the middle part of connecting rod is connected with elastic rod 106, and sheet metal is provided with the both ends of connecting rod
107, the first magnet 109 is also provided with two connecting rods, and second is provided with the position of close total wire 108 of seat support 101
Magnet 110, when elastic rod 106 is not under pressure, the first magnet 109 and the second magnet 110 adsorb by the effect of magnetic
Together, so as to driving sheet metal 107 to be connected with total wire 108.Sheet metal 107 and total conductive contact can so be made more
It is sensitive, improve the accuracy that loudspeaker 105 is alarmed.
The material of elastic rod 106 in the present embodiment uses polyethylene, the suppleness of elastic rod made of polythene material
Height, lighter weight, it is easy to moving for whole myopia prevention hunchback chair.Certainly, in other embodiments, elastic rod also may be used
Think other, such as spring.
Fig. 3 a are refer to, when the myopia prevention hunchback chair is not used in user, two elastic rods 106 are all without generation shape
Become, so two sheet metals are all communicated on total wire 108, but master switch 104 is off-state, therefore loudspeaker 105
Sound will not be sent.
Fig. 3 b and Fig. 3 c are refer to, after user is sitting on myopia prevention hunchback chair, master switch 104 is closure, if
Do not taken a seat according to specification sitting posture, i.e., the elastic rod in seat support 101 does not deform upon, or the elastic rod in the chair back 102 does not have
Deform upon, cause sheet metal 107 to be connected with total wire 108, form the loop of conduction, now have electric current in loudspeaker 105
By the way that loudspeaker 105 can send alarm, and user's can corrects the sitting posture of oneself, so as to bring himself into specification
Sitting posture, prevent because sitting posture draws hunch and the myopia of bad.
Fig. 3 d are refer to, only when user is in the sitting posture of specification, even if master switch 104 is in closure state, by
Acted in the pressure of user's buttocks and shoulder, two elastic rods 106 can all deform upon because of stress, cause sheet metal with
Total wire separation, forms open-circuit condition, electric current is not had by the way that loudspeaker 105 would not also send alarm and carry in loudspeaker 105
Show.
Certainly, user also can turn off master switch 104, the alarm for avoiding loudspeaker 105 from sending according to the hobby of oneself
Oneself or other people are had an impact, more hommization.
The sheet metal of the present embodiment is copper sheet, naturally it is also possible to using other sheet metals, such as iron plate, aluminium flake.
It is the myopia prevention hunchback chair more hommization to improve the comfort level of user, can be in seat support 101 and the chair back
102 set sponge, can be arranged to be rotatablely connected by seat support 101 and the chair back 102.
Moreover, height regulating rod 111 can also be set in the bottom of seat support 101, meets the different demands of user,
User can arbitrarily adjust the height of seat support 101 according to the height of desk, can also meet the use of different users, example
Such as, adult and child can use the myopia prevention hunchback chair according to the height of oneself.Can also be in height regulating rod 111
Multiple universal wheels 112 are set under the pony sill of bottom connection, and user can rely on the movement of the random multiple directions of universal wheel 112
Myopia prevention hunchback chair.
Myopia prevention hunchback chair provided by the invention, people and students in middle and primary schools especially suitable for long-time sedentary.
The preferred embodiments of the present invention are the foregoing is only, are not intended to limit the invention, for the skill of this area
For art personnel, the present invention can have various modifications and variations.Within the spirit and principles of the invention, that is made any repaiies
Change, equivalent substitution, improvement etc., should be included in the scope of the protection.It should be noted that：Similar label and letter exists
Similar terms is represented in following accompanying drawing, therefore, once being defined in a certain Xiang Yi accompanying drawing, is then not required in subsequent accompanying drawing
It is further defined and explained.
In the description of the invention, it is necessary to explanation, term " " center ", " on ", " under ", "left", "right", " vertical ",
The orientation or position relationship of the instruction such as " level ", " interior ", " outer " be based on orientation shown in the drawings or position relationship, or should
Invention product using when the orientation usually put or position relationship, be for only for ease of the description present invention and simplify description, without
It is instruction or implies that signified device or element there must be specific orientation, with specific azimuth configuration and operation, therefore not
It is understood that as limitation of the present invention.
In the description of the invention, it is also necessary to explanation, unless otherwise clearly defined and limited, term " setting ",
" installation ", " connected ", " connection " should be interpreted broadly, for example, it may be fixedly connected or be detachably connected, or one
Connect body；Can be mechanical connection or electrical connection；Can be joined directly together, can also be indirect by intermediary
It is connected, can is the connection of two element internals.For the ordinary skill in the art, on being understood with concrete condition
State the concrete meaning of term in the present invention.
Claims (8)
1. a kind of myopia prevention hunchback chair, it is characterised in that including seat support, the chair back and circuit board, thoughts are arranged on the circuit board
Answer circuit, the sensor circuit includes power supply, master switch, loudspeaker and total wire, the power supply, the master switch, described raises
Sound device is connected by total wire and forms open circuit, and the inside of the seat support and the chair back is provided with an elastic rod,
One end of described two elastic rods is provided with a sheet metal, can be formed after the both ends access sensor circuit of the sheet metal
Conductive loop, described two sheet metals are in parallel respectively, and under the pressure effect in sitting posture of the user in specification, after deformation
Elastic rod one end connection sheet metal can be disconnected with sensor circuit；
One end of the elastic rod is vertically installed with a connecting rod, and the sheet metal is arranged on the both ends of the connecting rod, described
Connecting rod is provided with the first magnet, and the seat support is provided with the second magnet corresponding with first magnet, when first magnetic
Iron and second magnet are attracting attached, and the sheet metal is connected with total wire by wire and forms the loop of conduction；
The elastic rod being arranged in the seat support is located at hip point when user is in the sitting posture of specification, is arranged at the chair
Elastic rod in the back of the body is located at shoulder position when user is in the sitting posture of specification.
2. myopia prevention hunchback chair according to claim 1, it is characterised in that total wire is along the seat support and the chair
The both sides of the edge of the back of the body are set, and total wire is also set along the remote seat support of the seat support with the side that the chair back is connected
Put.
3. myopia prevention hunchback chair according to claim 2, it is characterised in that the seat support and the chair back rotatably connect
Connect.
4. myopia prevention hunchback chair according to claim 3, it is characterised in that also set up inside the seat support and the chair back
There is sponge.
5. myopia prevention hunchback chair according to claim 1, it is characterised in that the elastic rod is polyethylene straight-bar.
6. myopia prevention hunchback chair according to claim 5, it is characterised in that the sheet metal is copper sheet.
7. myopia prevention hunchback chair according to claim 6, it is characterised in that also adjusted including height regulating rod, the height
Pole is vertically installed in the bottom of the seat support.
8. myopia prevention hunchback chair according to claim 7, it is characterised in that one end of the height regulating rod is provided with bottom
Mounting, multiple universal wheels are provided with the pony sill.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510649340.1A CN105124980B (en) | 2015-10-09 | 2015-10-09 | A kind of myopia prevention hunchback chair |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510649340.1A CN105124980B (en) | 2015-10-09 | 2015-10-09 | A kind of myopia prevention hunchback chair |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105124980A CN105124980A (en) | 2015-12-09 |
| CN105124980B true CN105124980B (en) | 2018-01-26 |
Family
ID=54710846
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510649340.1A Expired - Fee Related CN105124980B (en) | 2015-10-09 | 2015-10-09 | A kind of myopia prevention hunchback chair |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105124980B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109859440A (en) * | 2019-04-02 | 2019-06-07 | 雷霆 | A kind of human body attitude correction underwear |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19982047D2 (en) * | 1998-10-14 | 2002-01-31 | Grammer Ag | Seat |
| CN201064301Y (en) * | 2007-01-04 | 2008-05-28 | 郑世镇 | Chair |
| CN101828820A (en) * | 2009-08-18 | 2010-09-15 | 郑世镇 | Sitting posture supervising chair |
| CN201640980U (en) * | 2010-04-21 | 2010-11-24 | 李娜 | Positioning ergonomic chair used for correcting postures of students |
| CN203000023U (en) * | 2012-11-20 | 2013-06-19 | 但杭妍 | Electronic sitting posture correcting chair |
| CN203367143U (en) * | 2013-07-22 | 2013-12-25 | 林志璁 | Invisible magnetic circuit switch |
| CN204467565U (en) * | 2015-03-10 | 2015-07-15 | 刘超 | A kind of correcting sitting posture warning chair |
| CN205030876U (en) * | 2015-10-09 | 2016-02-17 | 金杨淇 | Myopia and kyphosis prevention chair |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2035596U (en) * | 1988-07-02 | 1989-04-12 | 叶婴茀 | Health back of chair preventing shortsightedness |
| CN201370315Y (en) * | 2009-03-19 | 2009-12-30 | 傅饶 | Myopia prevention chair |
| CN202168610U (en) * | 2011-08-25 | 2012-03-21 | 朱家君 | Chair capable of preventing myopia |
-
2015
- 2015-10-09 CN CN201510649340.1A patent/CN105124980B/en not_active Expired - Fee Related
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19982047D2 (en) * | 1998-10-14 | 2002-01-31 | Grammer Ag | Seat |
| CN201064301Y (en) * | 2007-01-04 | 2008-05-28 | 郑世镇 | Chair |
| CN101828820A (en) * | 2009-08-18 | 2010-09-15 | 郑世镇 | Sitting posture supervising chair |
| CN201640980U (en) * | 2010-04-21 | 2010-11-24 | 李娜 | Positioning ergonomic chair used for correcting postures of students |
| CN203000023U (en) * | 2012-11-20 | 2013-06-19 | 但杭妍 | Electronic sitting posture correcting chair |
| CN203367143U (en) * | 2013-07-22 | 2013-12-25 | 林志璁 | Invisible magnetic circuit switch |
| CN204467565U (en) * | 2015-03-10 | 2015-07-15 | 刘超 | A kind of correcting sitting posture warning chair |
| CN205030876U (en) * | 2015-10-09 | 2016-02-17 | 金杨淇 | Myopia and kyphosis prevention chair |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105124980A (en) | 2015-12-09 |
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Granted publication date: 20180126 Termination date: 20191009 |