CN109259442A - The method and sitting-lying double-purpose desk and chair of afternoon nap function are realized on desk and chair - Google Patents
The method and sitting-lying double-purpose desk and chair of afternoon nap function are realized on desk and chair Download PDFInfo
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- CN109259442A CN109259442A CN201811225659.1A CN201811225659A CN109259442A CN 109259442 A CN109259442 A CN 109259442A CN 201811225659 A CN201811225659 A CN 201811225659A CN 109259442 A CN109259442 A CN 109259442A
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47B—TABLES; DESKS; OFFICE FURNITURE; CABINETS; DRAWERS; GENERAL DETAILS OF FURNITURE
- A47B39/00—School forms; Benches or forms combined with desks
- A47B39/02—Adjustable forms
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47B—TABLES; DESKS; OFFICE FURNITURE; CABINETS; DRAWERS; GENERAL DETAILS OF FURNITURE
- A47B39/00—School forms; Benches or forms combined with desks
- A47B39/08—Seats or backs for forms, e.g. foldable seat parts
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47B—TABLES; DESKS; OFFICE FURNITURE; CABINETS; DRAWERS; GENERAL DETAILS OF FURNITURE
- A47B41/00—School desks or tables
- A47B41/02—Adjustable, inclinable, sliding or foldable desks tops
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Abstract
A method of realizing afternoon nap function on desk and chair, design a kind of sitting-lying double-purpose desk and chair, including desk and tablet chair, desk includes table cabinet, table leg and table pedestal, tablet chair includes seat base and plate for sitting and leaning component, seat base is flexibly connected with plate for sitting and leaning component, the table cabinet of desk is hinged on table leg, the sitting-lying double-purpose desk and chair of method design accordingly, seat base and plate for sitting and leaning component are mutually hinged；Plate for sitting and leaning component includes hinged backboard, seat plate and supporting plate；It is folded into seat shape or chaise longue shape when use hingedly and is supported on seat base, the table cabinet of desk is hinged on table leg, and the space that user lies down is conceded in the rotation of table cabinet around hinge when to take a nap after lunch.The desk is matched with the tablet chair.The present invention realizes desk and chair for the function that lies down, provides a kind of comfortable, health afternoon nap facility to students in middle and primary schools under the premise of not increasing desk and chair occupied area, solves the problems, such as that the student of long-standing problem school and parent take a nap hardly possible.
Description
Technical field
The present invention relates to a kind of teaching equipments, especially classroom student desk and chair.
Background technique
Afternoon nap is essential for teenager.But since existence conditions are limited, most middle and primary schools can not
Afternoon nap facility can be provided for student, leave home not to be that too far student can only go home to take a nap after lunch in lunch break, road delays back and forth
Many times, for the pupil of not capacity, to ensure road safety, it is necessary to be picked back and forth by parent, daily back and forth
For several times, parent can't bear the heavy load for school.More it is difficult to, the farther away student that leaves home can only then lie prone to sleep on desk, though it can obtain
It a little rests, but if things go on like this, student gently then has a pain in the back, and heavy then hunchback is bent over, cervical vertebra disfiguration, seriously affects the body of children
Body health.Within quite long period, best solution is under the premise of not increasing occupied area by existing utility letter
Single transformation provides afternoon nap function.But realize this function difficulty it is big so that so far there are no, someone proposed solution, it is various
Unhealthy unsafe afternoon nap mode must be used as makeshift within considerable time.
Summary of the invention
A kind of healthiness is provided to students in middle and primary schools under the premise of the present invention is directed to not increase the occupied area of desk and chair
It takes a nap after lunch facility, solves the problems, such as that the student of long-standing problem school and parent do not take a nap after lunch condition.
To achieve the above object, the present invention proposes a kind of method that afternoon nap function is realized on desk and chair, designs a kind of seat
Sleeping Dual purpose desk chair, including desk and tablet chair, desk include table cabinet, table leg and table pedestal, tablet chair includes seat base and plate for sitting and leaning
Component, plate for sitting and leaning component include seat plate and backboard, it is characterised in that: connect the seat base of tablet chair and the activity of plate for sitting and leaning component
Connect, plate for sitting and leaning component further includes a supporting plate, and seat plate, backboard and supporting plate are hinged, when use be folded into seat shape or
Chaise longue shape is hinged and is supported on seat base, and the table cabinet of desk is hinged on table leg, rotates table cabinet around hinge when to take a nap after lunch
Concede the space that user lies down.
According to a kind of sitting-lying double-purpose desk and chair of the above-mentioned method design for realizing afternoon nap function on desk and chair, including 10 He of desk
Tablet chair 20, desk 10 include table cabinet 11, table leg 12 and table pedestal 13, and tablet chair 20 includes seat base 21 and plate for sitting and leaning component 22, chair
Pedestal 21 and plate for sitting and leaning component 22 are mutually hinged；Plate for sitting and leaning component 22 includes hinged backboard 221,222 and of seat plate
Supporting plate 223；Its table leg 12 is two vertical columns, their top is fixedly connected or hingedly with table cabinet 11, lower end and table pedestal
13 are fixedly connected, and platform 122 is fixed on table leg for supporting the table cabinet 11 being in a horizontal position；The desk 10 and the class
Chair 20 matches.
Realize that the technical solution of above-mentioned sitting-lying double-purpose desk and chair there are following a variety of preferred specific constructive forms:
The first: the seat plate 222 of the plate for sitting and leaning component 22 is compound seat plate 222a, the backboard 221 and compound seat plate
222a limit hinge 224 and torsional spring 225 connect, and the corner of limit hinge is no more than 90 degree；The side compound seat plate 222a is equipped with
Prosposition limiting stand 2221 and loxosis limiting stand 2222, the supporting plate 223 of the plate for sitting and leaning component 22 are cover type supporting plate 223a, with
222 front end of seat plate is hinged, and hinged place is fixed with limited block 223a1,
The seat base 21 be inverted T shaped pedestal 21a, it is hinged with the compound seat plate 222a of plate for sitting and leaning component 22, inverted T shaped pedestal it is straight
Vertical surface is equipped with fixed limiting stand 211 and is hinged with double ended pawl 212；
When tablet chair is for normally listening to the teacher, compound seat plate 222a is in prosposition, the leading flank of prosposition limiting stand 2221 and fixed limit
The trailing flank of position platform 211 is in contact, and the rear end pawl of double ended pawl 212 blocks prosposition limiting stand, and backboard 221 is in torsional spring 225
Elastic force effect is lower and the compound seat plate 222a angle of cut is close to 90 degree, for participant's seating, sits cover type supporting plate and is covered on compound seat plate
On, participant is sitting on cover type supporting plate, and when tablet chair is used to lie down lunch break, compound seat plate is in loxosis, loxosis limiting stand
2222 trailing flank is in contact with the leading flank of fixed limiting stand 211, and the front end pawl of double ended pawl 212 blocks loxosis limiting stand,
Backboard 221 goes to the angle of cut with compound seat plate 222a close to the position of 180 degree, to support the person of lying down afterwards under external force
Back waist, raise cover type supporting plate and be allowed to intersect with seat plate at obtuse angle, to support the buttocks for the person of lying down, limited block
223a1 keeps the angle of cut of setting and bears the external force being subject on seat plate.
Second: the seat plate 222 of the plate for sitting and leaning component 22 is skeleton symbol seat plate 222b, hinged with the backboard 221, is leaned on
Backboard lower end is fixed with extension plate 2211；The front skeleton symbol seat plate 222b is hinged with the double card connecting rod with upper latch notch and lower bayonet
222b1；
The seat base 21 be inverted T shaped pedestal 21a, it is hinged with the skeleton symbol seat plate 222b of plate for sitting and leaning component 22, inverted T shaped pedestal it is straight
Vertical surface is fixed with bayonet lock 213 and is hinged with handrail 214；
The supporting plate 223 of the plate for sitting and leaning component 22 is droop supporting plate 223b, hinged with 222 front end of seat plate, droop supporting plate back
Face is hinged with supporting plate connecting rod 223b1, and the other end and seat base 21 of supporting plate connecting rod are hinged, and the effective length of supporting plate connecting rod is solid
Fixed or adjustable, a hinge hole of the adjustable supporting plate connecting rod of effective length is kidney slot, to repay the reality of supporting plate connecting rod
Border error in length.A kind of cover type supporting plate of upper structure can also be used for replacing droop supporting plate in this structure.
When skeleton symbol seat plate 222b is in prosposition, the lower bayonet of double card connecting rod 222b1 is stuck on bayonet lock 213,214 end of handrail
End is fastened with 221 side of backboard, keeps skeleton symbol seat plate 222b and backboard 221 is in the angle of cut close to 90 degree, droop supporting plate
223b is naturally drooped；When skeleton symbol seat plate 222b is in loxosis, the upper latch notch of double card connecting rod 222b1 is stuck in bayonet lock 213, extension plate
2211 holding backboards 221 are gone under external force with the angle of cut of skeleton symbol seat plate 222b backward close to 180 degree, 214 quilt of handrail
The front for going to seat plate 222b, to the arm of the support person of lying down, droop supporting plate 223b intersects with seat plate at obtuse angle, and supporting plate connects
Bar 223b1 keeps the angle of cut of setting and bears the external force being subject on seat plate.
The third: the seat plate 222 of the plate for sitting and leaning component 22 is also skeleton symbol seat plate 222b, hinged with the backboard 221,
The seat base 21 is H type pedestal 21c, backrest leg 21c1 and seat plate leg 21c2 including being connected in one piece, backrest leg 21c1
Top and 221 top of backboard are mutually hinged；
The supporting plate 223 of the plate for sitting and leaning component 22 is droop supporting plate 223b, and hinged with 222 front end of seat plate, the back side is fixed with
Pallet support 223d；
When skeleton symbol seat plate 222b is in prosposition, skeleton symbol seat plate 222b and backboard 221 are in the angle of cut close to 90 degree, droop support
Plate naturally droops；When backboard 221 is in loxosis, the angle of cut of backboard 221 and skeleton symbol seat plate 222b are supported close to 180 degree
In the upper end of seat plate leg 21c2, droop supporting plate and skeleton symbol seat plate intersect obtuse angle, and the free end of pallet support 223d is contacted to earth, held
The external force being subject to by supporting plate.Above-mentioned H type pedestal 21c can also be equipped with connecting bracket 21c3, be fixed on behind backrest leg 21c1, when
In classroom when more set desk and chair combination longitudinal arrangement forming arrays, the table cabinet 11 and preceding group of connecting bracket 21c3 organized afterwards are cut with scissors
It connects.
4th kind: the seat plate 222 of the plate for sitting and leaning component 22 is also skeleton symbol seat plate 222b, hinged with the backboard 221；
The seat base 21 is also H type pedestal 21c, backrest leg 21c1 and seat plate leg 21c2 including being connected in one piece, backrest
The top leg 21c1 and plate for sitting and leaning component 22 are mutually hinged；
The supporting plate 223 of the plate for sitting and leaning component 22 is pillow support plate 223c, and one end and 221 upper end of backboard are hinged, the other end
It is hinged with the upper end backrest leg 21c1 of seat base 21, handle 223c1 is fixed on pillow support plate.
When pillow support plate 223c is gone to counterclockwise above backrest leg 21c1 hinge, when skeleton symbol seat plate 222b is in prosposition,
Skeleton symbol seat plate 222b and backboard 221 are in the angle of cut close to 90 degree, when pillow support plate moves clockwise under backrest leg 21c1 hinge
Fang Shi constitutes the plane for being in loxosis, is supported on the upper end of seat plate leg 21c2, leans on backboard 221 at the 180 degree angle of cut
Backboard intersects with skeleton symbol seat plate 222b at obtuse angle, and head of the pillow support plate to support the person of lying down, skeleton symbol seat plate is lain to support
The buttocks of sleeping person, to keep the setting value at obtuse angle and the weight of the receiving person of lying down, skeleton symbol seat plate rear portion is fixed with limit edge
222b3。
5th kind: the seat plate 222 of the plate for sitting and leaning component 22 is also skeleton symbol seat plate 222b, hinged with backboard 221, described
The seat base 21 of tablet chair 20 is L-type pedestal 21d, including is fixed into L-shaped backrest leg 21d1 and lower margin 21d2 and cuts with scissors with lower margin
The seat plate support 21d3 connect, seat plate support is in п shape both legs structure, and the upper end two corners and the skeleton symbol front seat plate 222b two sides are hinged；Backrest
The top leg 21d1 and 221 top of backboard are mutually hinged；Skeleton symbol seat plate rear portion is fixed with the positioning plate 222b2 that with has fore shaft, leans on
Lock tongue 21d11 is hinged on back leg 21d1;
The supporting plate 223 of the plate for sitting and leaning component 22 is cover type supporting plate 223a, hinged place hinged with the front end skeleton symbol seat plate 222b
It is fixed with limited block 223a1；Above droop supporting plate can also be used for replacing cover type supporting plate in this structure.
When skeleton symbol seat plate 222b is in prosposition, lock tongue is caught in the fore shaft of positioning plate, and holding skeleton symbol seat plate is in backboard
Close to 90 degree of the angle of cut, cover type supporting plate is covered on above skeleton symbol seat plate；After seat plate support 21d3 is rotated clockwise, skeleton symbol seat plate
In loxosis, close to 180 degree, cover type supporting plate intersects with skeleton symbol seat plate at obtuse angle the angle of cut of backboard and skeleton symbol seat plate.
6th kind: the seat plate 222 of the plate for sitting and leaning component 22 is J column seat plate 222c, the backboard 221 and J column seat plate
222c limit hinge 224 and torsional spring 225 connect, and the corner of limit hinge is no more than 90 degree；J column seat plate 222c includes flat seat plate
222c1 and J-type column 222c2 fixed thereto；
The seat base 21 is H-type pedestal 21b, is flat on ground in H-type, its rear end is hinged with the latch hook of with control stick
The J-type column lower part of 21b1, J column seat plate and the H-type pedestal 21b of seat base 21 are hinged, and front side is fixed with supporting leg
222c21；
The supporting plate 223 of the plate for sitting and leaning component 22 is cover type supporting plate 223a, and hinged with 222 front end of seat plate, hinged place is fixed
There is limited block 223a1；
When J column seat plate 222c is in prosposition, J-type column 222c2 is lockked by latch hook 21a1, and the elastic force of torsional spring 225 keeps J column to sit
Plate and backboard are in the angle of cut close to 90 degree, and cover type supporting plate 223a is covered on above J column seat plate, when latch hook 21b1 founds J-type
When column 222c2 is decontroled, J column seat plate 222c leans forward in loxosis, and backboard 221 is gone to and J column seat plate backward under external force
222c is in the angle of cut close to 180 degree, and cover type supporting plate intersects with J column seat plate at obtuse angle.
In the above various structures, the table cabinet 11 with the matching used desk 10 of tablet chair is required when generally lying down to turning over
It rises, the space that user lies down can be conceded when to take a nap after lunch.For this purpose, table cabinet 11 will be hinged with table leg 12, table cabinet to
Just around hinge rotates when turning over, and will be fixed up after adjustment corner is appropriate.11 around hinge of table dormant cabinet rotates position adjusted
Setting need to be with table cabinet retaining mechanism, and a kind of retaining mechanism is ratchet mechanism 111, the ratchet 1111 including being fixed on table cabinet 11 and hinge
The pawl 1112 being connected on table leg 12；When necessary, concentric balance wind spring 1113 can be equipped in ratchet for the inclined of balance table cabinet
The torque generated again reduces driving force required when the deflection of table cabinet；Locking knob device 1114, locking rotating also can be used in retaining mechanism
Button device includes the knob 11141 being mounted on table leg and the screw hole 11142 that is located on 11 side wall of table cabinet.
Accident occurs to prevent student from overexerting to table cabinet 11, can also add telescopic strut in the table leg 12 of desk 10
121, position adjusted is rotated for reinforcing 11 around hinge of table cabinet, the upper end of telescopic strut and table cabinet 11 are hinged, lower end and table
Pedestal 13 is hinged；Telescopic strut 121 includes outer tube 1211, inner sleeve 1212, the positioning pin 1213 of with spring and control positioning
The button 1214 of pin.
In the above various structures, the table leg 12 of desk 10 and the seat base 21 of tablet chair 20 can be made into telescopic type, with
Just the user of different heights is readily tuned to optimum height.
Advantageous effect of the invention
Sitting-lying double-purpose desk and chair provided by the invention is not increasing desk and chair occupied area and is not increasing the premise of additional facilities
Under, function of the desk and chair for lying down is realized, the configuration of the present invention is simple, manufacturing cost is low, and it is easy to use, it is securely and reliably, few
Year children's independent operation, within one minute can completion status transformation, provide a kind of convenience, comfortable, health to students in middle and primary schools
Afternoon nap facility, solve the problems, such as that the student of long-standing problem school and parent take a nap hardly possible, are beneficial to the strong growth of student, favorably
In improving middle and primary schools' quality of instruction, there is significant Social benefit and economic benefit.
Detailed description of the invention
Below in conjunction with attached drawing, the invention will be further described.
A kind of sitting posture use state side schematic view of sitting-lying double-purpose desk and chair of Fig. 1 embodiment one.
A kind of use state side schematic view that lies down of sitting-lying double-purpose desk and chair of Fig. 2 embodiment one.
A kind of use state side schematic view that lies down of the desk of sitting-lying double-purpose desk and chair of Fig. 3 embodiment one.
A kind of sitting posture of sitting-lying double-purpose desk and chair array of Fig. 4 embodiment one and state of couching service condition side view signal
Figure.
A kind of sitting posture use state side schematic view of sitting-lying double-purpose desk and chair of Fig. 5 embodiment two.
A kind of use state side schematic view that lies down of sitting-lying double-purpose desk and chair of Fig. 6 embodiment two.
A kind of sitting posture of sitting-lying double-purpose desk and chair of Fig. 7 embodiment three and the use state side schematic view that lies down.
The connection status of desk and preceding tablet chair is laterally illustrated after a kind of sitting-lying double-purpose desk and chair array of Fig. 8 embodiment three
Figure.
A kind of sitting posture of the tablet chair of sitting-lying double-purpose desk and chair of Fig. 9 example IV and the use state side schematic view that lies down.
A kind of sitting posture of the tablet chair of sitting-lying double-purpose desk and chair of Figure 10 embodiment five and the use state side schematic view that lies down.
To schematic diagram before a kind of sitting-lying double-purpose desk and chair sitting posture use state of Figure 11 embodiment five.
A kind of sitting posture of the tablet chair of sitting-lying double-purpose desk and chair of Figure 12 embodiment six and the use state side schematic view that lies down.
Specific embodiment
Embodiment one
A kind of sitting-lying double-purpose desk and chair is shown in that Fig. 1-4, including desk 10 and tablet chair 20, desk 10 include table cabinet 11,12 and of table leg
Table pedestal 13, tablet chair 20 include seat base 21 and plate for sitting and leaning component 22, and seat base 21 and plate for sitting and leaning component 22 are mutually hinged；Seating
Board group part 22 includes hinged backboard 221, seat plate 222 and supporting plate 223；Its table leg 12 is two vertical columns, it
Top be fixedly connected with table cabinet 11 or hingedly, lower end is fixedly connected with table pedestal 13, the use of platform 122 is fixed on table leg
In the table cabinet 11 that bearing is in a horizontal position；The desk 10 is matched with the tablet chair 20.
The seat plate 222 of plate for sitting and leaning component 22 is compound seat plate 222a, backboard 221 and compound seat plate 222a limit hinge
224 and torsional spring 225 connect, the hinged shaft sets of two occlusions of limit hinge for there are the tooth coupling structure of 90 degree of sector spaces,
Hinge corner is no more than 90 degree；The side compound seat plate 222a is equipped with prosposition limiting stand 2221 and loxosis limiting stand 2222, the seat
The supporting plate 223 of backup plate component 22 is cover type supporting plate 223a, and hinged with 222 front end of seat plate, hinged place is fixed with limited block
223a1,
Seat base 21 is inverted T shaped pedestal 21a, the erection part of inverted T shaped pedestal hinged with the compound seat plate 222a of plate for sitting and leaning component 22
Point side is equipped with fixed limiting stand 211 and is hinged with double ended pawl 212；
When tablet chair is for normally listening to the teacher, compound seat plate 222a is in prosposition, the leading flank of prosposition limiting stand 2221 and fixed limit
The trailing flank of position platform 211 is in contact, and the rear end pawl of double ended pawl 212 blocks prosposition limiting stand, and backboard 221 is in torsional spring 225
Elastic force effect is lower and the compound seat plate 222a angle of cut is close to 90 degree, and for participant's seating, cover type supporting plate is covered on compound seat plate,
Participant is sitting on cover type supporting plate, when tablet chair is used to lie down lunch break, pushes double ended pawl 212 aside manually, makes at compound seat plate
In loxosis, the trailing flank of loxosis limiting stand 2222 is in contact with the leading flank of fixed limiting stand 211, the front end of double ended pawl 212
Pawl blocks loxosis limiting stand, and backboard 221 is gone under external force with the angle of cut of compound seat plate 222a afterwards close to the position of 180 degree
It sets, to support the back waist for the person of lying down, raises cover type supporting plate and be allowed to intersect with seat plate at obtuse angle, to support the person's of lying down
Buttocks, limited block 223a1 are used to keep the angle of cut of setting and bear the external force being subject on seat plate, the body for the person that mainly do not lie down
Weight.
With the table cabinet 11 of the matching used desk 10 of tablet chair, require to dig upwards when generally lying down, energy when to take a nap after lunch
Concede the space that user lies down.For this purpose, table cabinet 11 is hinged with table leg 12, table cabinet to just around hinge rotates when turning over,
It will be fixed up after adjustment corner is appropriate.The fixation device of table dormant cabinet 11 need to use retaining mechanism, and this example retaining mechanism is spine
Mechanism 111 is taken turns, it includes the ratchet 1111 being fixed on table cabinet 11 and the pawl 1112 being articulated on table leg 12；When afternoon nap, use
Hand rest rises when table cabinet goes to appropriate location clockwise by diagram, and pawl is caught in hook tooth under spring force, needs back
When position, play the part of out pawl on the other hand, the other hand makes table cabinet fall back to horizontal position under the auxiliary of gravity.To operate lighter, ratchet
The torque that interior also settable concentric balance wind spring 1113 is generated for the weighting of balance table cabinet, reduces required when the deflection of table cabinet
Driving force.Referring to Fig. 3.
When lunch break, student unrestricted choice sitting posture or can lie down according to their own needs, will not interfere with each other, as shown in Figure 4.
Embodiment two
The embodiment of the present invention two and example one are essentially identical, as shown in Figure 5,6, do not exist together and essentially consist in:
The seat plate 222 of the plate for sitting and leaning component of this example is skeleton symbol seat plate 222b, hinged with the backboard 221, under backboard
End is fixed with extension plate 2211；The front skeleton symbol seat plate 222b is hinged with the double card connecting rod 222b1 with upper latch notch and lower bayonet.Chair
Pedestal 21 is inverted T shaped pedestal 21a, the upstanding portion side of inverted T shaped pedestal hinged with the skeleton symbol seat plate 222b of plate for sitting and leaning component 22
It is fixed with bayonet lock 213 and is hinged with handrail 214；
The supporting plate 223 of this example plate for sitting and leaning component 22 is droop supporting plate 223b, and hinged with 222 front end of seat plate, the supporting plate back side is hinged
Have a supporting plate connecting rod 223b1, the other end and seat base 21 of supporting plate connecting rod are hinged, the effective length of supporting plate connecting rod be it is fixed or
Adjustable, a hinge hole of the adjustable supporting plate connecting rod of effective length is kidney slot, to repay the physical length of supporting plate connecting rod
Error.When skeleton symbol seat plate 222b is in prosposition, the lower bayonet of double card connecting rod is stuck on bayonet lock, handrail end and backboard side
It fastens, keeps skeleton symbol seat plate and backboard is in the angle of cut close to 90 degree, droop supporting plate naturally droops；When skeleton symbol seat plate is in oblique
When position, the upper latch notch of double card connecting rod is stuck on bayonet lock, and extension plate keeps backboard to go to backward under external force and skeleton symbol seat
For the angle of cut of plate close to 180 degree, handrail is transferred to the front of seat plate, to the arm of the support person of lying down, droop supporting plate and seat plate
Intersect at obtuse angle, supporting plate connecting rod keeps the angle of cut of setting and bears the external force being subject on seat plate, the weight for the person that mainly do not lie down.Support
The cover type supporting plate 223a being the same as example 1 can also be used in plate 223.
The retaining mechanism of this example table dormant cabinet 11 is locking knob device, and locking knob device includes being mounted on table leg
Knob is screwed into screw hole by knob 11141 and the screw hole 11142 being located on 11 side wall of table cabinet after table cabinet is flipped up.
Accident occurs to prevent student from overexerting to table cabinet 11, can also add telescopic strut in the table leg 12 of desk 10
121, position adjusted is rotated for reinforcing 11 around hinge of table cabinet, the upper end of telescopic strut and table cabinet 11 are hinged, lower end and table
Pedestal 13 is hinged；Telescopic strut 121 includes outer tube 1211, inner sleeve 1212, the positioning pin 1213 of with spring and control positioning
The button 1214 of pin.When inner sleeve reaches setting position, positioning pin pop-up, inner sleeve positioned, when needing to put table cabinet
When lower, positioning pin is pressed back by hand, and inner sleeve retracts in outer tube.
The table leg 12 of this example desk 10 and the seat base 21 of tablet chair 20 can also use the structure of common telescopic type,
Optimum height is readily tuned to so as not to the user of same height.
Embodiment three
As shown in Figure 7,8, the seat plate 222 of this example plate for sitting and leaning component 22 is also skeleton symbol seat plate 222b to the embodiment of the present invention three, with institute
It is hinged to state backboard 221, but seat base 21 is H type pedestal 21c, backrest leg 21c1 and seat plate leg including being connected in one piece
21c2, the backrest top leg 21c1 and 221 top of backboard are mutually hinged.The supporting plate 223 of plate for sitting and leaning component 22 is droop support
Plate 223b, hinged with 222 front end of seat plate, the back side is fixed with pallet support 223d.
When skeleton symbol seat plate 222b is in prosposition, skeleton symbol seat plate 222b and backboard 221 are sagging in the angle of cut close to 90 degree
Formula supporting plate naturally droops；When backboard 221 is in loxosis, the angle of cut of backboard 221 and skeleton symbol seat plate 222b close to 180 degree,
It is supported on the upper end of seat plate leg 21c2, droop supporting plate and skeleton symbol seat plate intersect obtuse angle, the free end touching of pallet support 223d
Ground bears the external force that supporting plate is subject to.
Above-mentioned H type pedestal 21c can also be equipped with connecting bracket 21c3, be fixed on behind backrest leg 21c1, when in classroom
When more set desk and chairs combination longitudinal arrangement forming array, the table cabinet 11 organized afterwards and preceding group of connecting bracket 21c3 are hinged, to save
The table leg 12 slightly organized afterwards, but table pedestal 13 also needs to retain, it is fixedly connected with backrest leg 21c1, referring to Fig. 8.
Example IV
The embodiment of the present invention four as shown in figure 9, essentially identical with example three, be different in:
The seat plate 222 of this example plate for sitting and leaning component 22 is also skeleton symbol seat plate 222b, and seat base 21 is also H type pedestal 21c, including is connected
In one piece of backrest leg 21c1 and seat plate leg 21c2；But the supporting plate 223 of plate for sitting and leaning component 22 be pillow support plate 223c, one end with
221 upper end of backboard is hinged, and the upper end backrest leg 21c1 of the other end and seat base 21 is hinged, and handle is fixed on pillow support plate
223c1, to rotate pillow support plate.
When skeleton symbol seat plate 222b is in prosposition, rotational handle goes to pillow support plate counterclockwise on backrest leg 21c1 hinge
Side, skeleton symbol seat plate 222b and backboard 221 are in the angle of cut close to 90 degree, sitting posture use state are in, when pillow support plate is clockwise
When going to below backrest leg 21c1 hinge, with backboard 221 at the 180 degree angle of cut, the plane for being in loxosis is constituted, is supported on
The upper end of seat plate leg 21c2 is intersected with skeleton symbol seat plate 222b at obtuse angle, head of the pillow support plate to support the person of lying down, and skeleton symbol is sat
Buttocks of the plate to support the person of lying down, to keep the setting value at obtuse angle and the weight of the receiving person of lying down, skeleton symbol seat plate rear portion is fixed
There is limit edge 222b3.To keep stabilization when lying down, the bottom plate on a patch ground is preferably fixed at backrest leg 21c1 and seat plate leg 21c2
21c3 is fallen in expand the support zone of seat plate leg to prevent the center of gravity for the person of lying down.
Embodiment five
The embodiment of the present invention five is as shown in Figure 10,11, and the desk of this sitting-lying double-purpose desk and chair each example with more than is identical, tablet chair 20
The seat plate 222 of plate for sitting and leaning component 22 be also skeleton symbol seat plate 222b, it is hinged with backboard 221, unlike tablet chair seat base
21 be L-type pedestal 21d, including being fixed into L-shaped backrest leg 21d1 and lower margin 21d2 and supportting 21d3 with the hinged seat plate of lower margin,
Seat plate support is in being п shape both legs structure, and rigidity, which can be improved, prevents left and right from twisting, the upper end two corners and the front skeleton symbol seat plate 222b two sides
Hingedly；The backrest top leg 21d1 and 221 top of backboard are mutually hinged, referring to Figure 11；Skeleton symbol seat plate rear portion, which is fixed with with, lock
Lock tongue 21d11 is hinged on the positioning plate 222b2 of mouth, backrest leg 21d1.
The supporting plate 223 of this example plate for sitting and leaning component 22 is cover type supporting plate 223a, hinged with the front end skeleton symbol seat plate 222b, hinge
The place of connecing is fixed with limited block 223a1；The droop supporting plate of the above various embodiments can also be used for replacing cover type support in this structure
Plate.
When skeleton symbol seat plate 222b is in prosposition, lock tongue is caught in the fore shaft of positioning plate, and holding skeleton symbol seat plate is in backboard
It is in seat state close to 90 degree of the angle of cut, cover type supporting plate is covered on above skeleton symbol seat plate；When the lock that lock tongue is exited to positioning plate
Mouthful, after seat plate support 21d3 rotates clockwise, skeleton symbol seat plate be in loxosis, and the angle of cut of backboard and skeleton symbol seat plate is covered close to 180 degree
Lid formula supporting plate intersects with skeleton symbol seat plate at obtuse angle, is in chaise longue state.
Embodiment six
The embodiment of the present invention six and example one are essentially identical, as shown in Figure 12, do not exist together and are only that:
The seat plate 222 of the plate for sitting and leaning component 22 of this example tablet chair 20 is J column seat plate 222c, the backboard 221 and J column seat plate
222c limit hinge 224 and torsional spring 225 connect, and the corner of limit hinge is no more than 90 degree, are detailed in Figure 12；J column seat plate 222c
Including flat seat plate 222c1 and J-type column 222c2 fixed thereto.
The seat base 21 is H-type pedestal 21b, is flat on ground in H-type, its rear end is hinged with the latch hook of with control stick
The J-type column lower part of 21b1, J column seat plate and the H-type pedestal 21b of seat base 21 are hinged, and front side is fixed with supporting leg
222c21。
The supporting plate 223 of the plate for sitting and leaning component 22 is cover type supporting plate 223a, hinged place hinged with 222 front end of seat plate
It is fixed with limited block 223a1.
When J column seat plate 222c is in prosposition, J-type column 222c2 is lockked by latch hook 21b1, and the elastic force of torsional spring 225 keeps J
Column seat plate and backboard are in the angle of cut close to 90 degree, and cover type supporting plate 223a is covered on above J column seat plate, when latch hook 21b1 is by J
When type column 222c2 is decontroled, J column seat plate 222c leans forward in loxosis, and backboard 221 is gone to and J column backward under external force
Seat plate 222c is in the angle of cut close to 180 degree, and cover type supporting plate intersects with J column seat plate at obtuse angle.
The above various embodiments is the preferred part-structure form of technical solution of the present invention, is combined according to the technical program
Existing machinery principle knowledge may be devised which many structure types, all fall in the protection scope of the invention.
Claims (10)
1. a kind of method that afternoon nap function is realized on desk and chair, designs a kind of sitting-lying double-purpose desk and chair, including desk and tablet chair,
Desk includes table cabinet, table leg and table pedestal, and tablet chair includes seat base and plate for sitting and leaning component, and plate for sitting and leaning component includes seat plate and backrest
Plate, it is characterised in that: be flexibly connected the seat base of tablet chair with plate for sitting and leaning component, plate for sitting and leaning component further includes a supporting plate, is sat
Plate, backboard and supporting plate are hinged, and when use is folded into seat shape or chaise longue shape is hinged and be supported on seat base, desk
Table cabinet be hinged on table leg, the space that user lies down is conceded into the rotation of table cabinet around hinge when to take a nap after lunch.
2. a kind of sitting-lying double-purpose desk of the method design according to claim 1 for realizing afternoon nap function on desk and chair
Chair, including desk (10) and tablet chair (20), desk (10) include table cabinet (11), table leg (12) and table pedestal (13), tablet chair (20)
Including seat base (21) and plate for sitting and leaning component (22), it is characterised in that: seat base (21) and plate for sitting and leaning component (22) are mutually hinged；
Plate for sitting and leaning component (22) includes hinged backboard (221), seat plate (222) and supporting plate (223)；Its table leg (12) is two
Root vertical columns, their top is fixedly connected with table cabinet (11) or hingedly, lower end is fixedly connected with table pedestal (13)；The class
Table (10) is matched with the tablet chair (20).
3. sitting-lying double-purpose desk and chair according to claim 2, it is characterised in that: be fixed with platform on the table leg (12)
(122)；The seat plate (222) of the plate for sitting and leaning component (22) is compound seat plate (222a), the backboard (221) and compound seat plate
(222a) is connected with limit hinge (224) and torsional spring (225), and the corner of limit hinge is no more than 90 degree；Compound seat plate (222a)
Side is equipped with prosposition limiting stand (2221) and loxosis limiting stand (2222), and the supporting plate (223) of the plate for sitting and leaning component (22) is to cover
Lid formula supporting plate (223a), hinged with seat plate (222) front end, hinged place is fixed with limited block (223a1),
The seat base (21) is inverted T shaped pedestal (21a), hingedly with the compound seat plate (222a) of plate for sitting and leaning component (22), inverted T shaped
The upstanding portion side of pedestal is equipped with fixed limiting stand (211) and is hinged with double ended pawl (212)；
When compound seat plate (222a) is in prosposition, after the leading flank of prosposition limiting stand (2221) and fixed limiting stand (211)
Side is in contact, and the rear end pawl of double ended pawl (212) blocks prosposition limiting stand, and backboard (221) is made in the elastic force of torsional spring (225)
With lower and compound seat plate (222a) angle of cut close to 90 degree, cover type supporting plate is covered on compound seat plate, when compound seat plate is in oblique
When position, the trailing flank of loxosis limiting stand (2222) is in contact with the leading flank of fixed limiting stand (211), double ended pawl (212)
Front end pawl blocks loxosis limiting stand, and backboard (221) goes to close with the angle of cut of compound seat plate (222a) afterwards under external force
The position of 180 degree, cover type supporting plate intersect with seat plate at obtuse angle, and limited block (223a1) keeps the angle of cut of setting and bears to sit
The external force being subject on plate.
4. sitting-lying double-purpose desk and chair according to claim 2, it is characterised in that: the seat plate of the plate for sitting and leaning component (22)
It (222) is skeleton symbol seat plate (222b), hingedly with the backboard (221), backboard lower end is fixed with extension plate (2211)；Skeleton symbol
The front seat plate (222b) is hinged with the double card connecting rod (222b1) with upper latch notch and lower bayonet；
The seat base (21) is inverted T shaped pedestal (21a), hingedly with the skeleton symbol seat plate (222b) of plate for sitting and leaning component (22), inverted T shaped
The upstanding portion side of pedestal is fixed with bayonet lock (213) and is hinged with handrail (214)；
The supporting plate (223) of the plate for sitting and leaning component (22) is droop supporting plate (223b), hinged with seat plate (222) front end, sagging
The formula supporting plate back side is hinged with supporting plate connecting rod (223b1), the other end of supporting plate connecting rod and seat base (21) hingedly, supporting plate connecting rod
Effective length is fixation or adjustable, and a hinge hole of the adjustable supporting plate connecting rod of effective length is kidney slot, to repay
The physical length error of supporting plate connecting rod；
When skeleton symbol seat plate (222b) is in prosposition, the lower bayonet of double card connecting rod (222b1) is stuck on bayonet lock (213), handrail
(214) end and backboard (221) side fasten, and keeping skeleton symbol seat plate (222b) and backboard (221) is in the friendship close to 90 degree
Angle, droop supporting plate (223b) naturally droop；When skeleton symbol seat plate (222b) is in loxosis, the upper card of double card connecting rod (222b1)
Mouth is stuck on bayonet lock (213), and extension plate (2211) keeps backboard (221) to go to backward under external force and skeleton symbol seat plate
The angle of cut of (222b) is transferred to the front of seat plate (222b) close to 180 degree, handrail (214), to the arm of the support person of lying down,
Droop supporting plate (223b) intersects with seat plate at obtuse angle, supporting plate connecting rod (223b1) keep setting the angle of cut and bear on seat plate by
The external force arrived.
5. sitting-lying double-purpose desk and chair according to claim 2, it is characterised in that: the seat plate of the plate for sitting and leaning component (22)
It (222) is skeleton symbol seat plate (222b), hingedly with the backboard (221), the seat base (21) is H type pedestal (21c), including
It is connected in one piece of backrest leg (21c1) and seat plate leg (21c2), the backrest leg top (21c1) and backboard (221) top are mutual
It is hinged；
The supporting plate (223) of the plate for sitting and leaning component (22) is droop supporting plate (223b), hinged with seat plate (222) front end, back
Face is fixed with pallet support (223d)；
When skeleton symbol seat plate (222b) is in prosposition, skeleton symbol seat plate (222b) and the angle of cut that backboard (221) are in close to 90 degree, under
The formula supporting plate that hangs down naturally droops；When backboard (221) is in loxosis, backboard (221) and the angle of cut of skeleton symbol seat plate (222b) are connect
Nearly 180 degree, is supported on the upper end of seat plate leg (21c2), and droop supporting plate and skeleton symbol seat plate intersect obtuse angle, pallet support
The free end of (223d) is contacted to earth, and the external force that supporting plate is subject to is born.
6. sitting-lying double-purpose desk and chair according to claim 5, it is characterised in that: the H type pedestal (21c) further includes connection
Bracket (21c3) is fixed on behind backrest leg (21c1), when set desk and chairs more in classroom combine longitudinal arrangement forming array
When, the table cabinet (11) and preceding group of connecting bracket (21c3) organized afterwards are hinged.
7. sitting-lying double-purpose desk and chair according to claim 2, it is characterised in that: the seat plate of the plate for sitting and leaning component (22)
It (222) is skeleton symbol seat plate (222b) that hingedly with the backboard (221), skeleton symbol seat plate rear portion is fixed with limit edge (222b3)；
The seat base (21) be H type pedestal (21c), backrest leg (21c1) and seat plate leg (21c2) including being connected in one piece,
Its backrest leg top (21c1) and plate for sitting and leaning component (22) are mutually hinged；
The supporting plate (223) of the plate for sitting and leaning component (22) is pillow support plate (223c), and one end and backboard (221) upper end are cut with scissors
It connects, upper end backrest leg (21c1) of the other end and seat base (21) is hinged, and handle (223c1) is fixed on pillow support plate；
When pillow support plate (223c) is gone to counterclockwise above backrest leg (21c1) hinge, skeleton symbol seat plate (222b) is in prosposition,
Skeleton symbol seat plate (222b) and backboard (221) are in the angle of cut close to 90 degree, when pillow support plate moves clockwise to backrest leg (21c1)
When below hinge, with backboard (221) at the 180 degree angle of cut, the plane for being in loxosis is constituted, seat plate leg (21c2) is supported on
Upper end, backboard intersects with skeleton symbol seat plate (222b) at obtuse angle, head of the pillow support plate to support the person of lying down, skeleton symbol seat plate
To support the buttocks for the person of lying down.
8. sitting-lying double-purpose desk and chair according to claim 2, it is characterised in that: the seat plate of the plate for sitting and leaning component (22)
It (222) is skeleton symbol seat plate (222b) that hingedly with backboard (221), the seat base (21) of the tablet chair (20) is L-type pedestal
(21d) is sat including being fixed into L-shaped backrest leg (21d1) and lower margin (21d2) and the seat plate support (21d3) hinged with lower margin
Plate support is in п shape both legs structure, and the upper end two corners and the front two sides skeleton symbol seat plate (222b) are hinged；The backrest leg top (21d1) with lean on
Backboard (221) top is mutually hinged；Skeleton symbol seat plate rear portion is fixed with the positioning plate (222b2) that with has fore shaft, backrest leg (21d1)
On be hinged with lock tongue (21d11);
The supporting plate (223) of the plate for sitting and leaning component (22) is cover type supporting plate (223a), hinged with the front end skeleton symbol seat plate (222b),
Its hinged place is fixed with limited block (223a1)；
When skeleton symbol seat plate (222b) is in prosposition, lock tongue is caught in the fore shaft of positioning plate, and holding skeleton symbol seat plate is in connect with backboard
Nearly 90 degree of angle of cut, cover type supporting plate are covered on above skeleton symbol seat plate；After seat plate support (21d3) rotates clockwise, skeleton symbol seat plate
In loxosis, close to 180 degree, cover type supporting plate intersects with skeleton symbol seat plate at obtuse angle the angle of cut of backboard and skeleton symbol seat plate.
9. sitting-lying double-purpose desk and chair according to claim 2, it is characterised in that: the seat plate of the plate for sitting and leaning component (22)
It (222) is J column seat plate (222c), the backboard (221) and J column seat plate (222c) limit hinge (224) and torsional spring
(225) it connects, the corner of limit hinge is no more than 90 degree；J column seat plate (222c) includes flat seat plate (222c1) and fixed thereto
J-type column (222c2)；
The seat base (21) is H-type pedestal (21b), is flat on ground in H-type, its rear end is hinged with the latch hook of with control stick
(21b1), hingedly, front side is fixed with supporting leg to the H-type pedestal (21b) of the J-type column lower part of J column seat plate and seat base (21)
(222c21)；
The supporting plate (223) of the plate for sitting and leaning component (22) is cover type supporting plate (223a), hinged with seat plate (222) front end, hinge
The place of connecing is fixed with limited block (223a1)；
When J column seat plate (222c) is in prosposition, J-type column (222c2) is lockked by latch hook (21a1), the elastic force of torsional spring (225)
It keeps J column seat plate and backboard is in the angle of cut close to 90 degree, cover type supporting plate (223a) is covered on above J column seat plate, works as latch hook
When (21b1) decontrols J-type column (222c2), J column seat plate (222c) leans forward in loxosis, and backboard (221) is in external force
Under to be gone to backward with J column seat plate (222c) be in the angle of cut close to 180 degree, cover type supporting plate intersects with J column seat plate at obtuse angle.
10. sitting-lying double-purpose desk and chair according to claim 2, it is characterised in that: in the table cabinet (11) of the desk (10)
It further include table cabinet retaining mechanism, retaining mechanism is ratchet mechanism (111) or locking knob device (1114), is used for table dormant cabinet
(11) around hinge rotates position adjusted；Ratchet mechanism includes the ratchet (1111) being fixed on table cabinet (11) and is articulated with table
Pawl (1112) on leg (12)；The power generated equipped with concentric balance wind spring (1113) for the weighting of balance table cabinet in ratchet
Square reduces driving force required when the deflection of table cabinet；Locking knob device (1114) includes the knob being mounted on table leg (12)
(11141) and the screw hole (11142) that is located on table cabinet (11) side wall；
Further include telescopic strut (121) in the table leg (12) of the desk (10), is adjusted for reinforcing the rotation of table cabinet (11) around hinge
Position after whole, hingedly, lower end and table pedestal (13) are hinged for the upper end and table cabinet (11) of telescopic strut；Telescopic strut (121) packet
Include the button (1214) of outer tube (1211), inner sleeve (1212), the positioning pin (1213) of with spring and control positioning pin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811225659.1A CN109259442A (en) | 2018-10-21 | 2018-10-21 | The method and sitting-lying double-purpose desk and chair of afternoon nap function are realized on desk and chair |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811225659.1A CN109259442A (en) | 2018-10-21 | 2018-10-21 | The method and sitting-lying double-purpose desk and chair of afternoon nap function are realized on desk and chair |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109259442A true CN109259442A (en) | 2019-01-25 |
Family
ID=65193087
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811225659.1A Withdrawn CN109259442A (en) | 2018-10-21 | 2018-10-21 | The method and sitting-lying double-purpose desk and chair of afternoon nap function are realized on desk and chair |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109259442A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109619834A (en) * | 2019-02-04 | 2019-04-16 | 胡星昭 | Folding-type school desk chair |
| CN113040542A (en) * | 2019-12-28 | 2021-06-29 | 胡星昭 | Method for realizing afternoon nap function by desk and chair and afternoon nap desk and chair |
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| JP2010259556A (en) * | 2009-04-30 | 2010-11-18 | Imasen Electric Ind Co Ltd | Reclining device |
| CN204132865U (en) * | 2014-08-20 | 2015-02-04 | 赵国林 | Sitting-lying double-purpose office chair |
| CN204169336U (en) * | 2014-11-14 | 2015-02-25 | 张辉 | Comfortable desk and chair |
| CN206699756U (en) * | 2016-11-15 | 2017-12-05 | 刘月琴 | A kind of computer desk of student |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2126774Y (en) * | 1992-06-17 | 1993-02-10 | 刘顺义 | Knuckle structure with adjustable angle |
| JP2010259556A (en) * | 2009-04-30 | 2010-11-18 | Imasen Electric Ind Co Ltd | Reclining device |
| CN204132865U (en) * | 2014-08-20 | 2015-02-04 | 赵国林 | Sitting-lying double-purpose office chair |
| CN204169336U (en) * | 2014-11-14 | 2015-02-25 | 张辉 | Comfortable desk and chair |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109619834A (en) * | 2019-02-04 | 2019-04-16 | 胡星昭 | Folding-type school desk chair |
| CN113040542A (en) * | 2019-12-28 | 2021-06-29 | 胡星昭 | Method for realizing afternoon nap function by desk and chair and afternoon nap desk and chair |
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Application publication date: 20190125 |