CN218791172U

CN218791172U - Classroom chair capable of lying

Info

Publication number: CN218791172U
Application number: CN202223006898.2U
Authority: CN
Inventors: 张先义
Original assignee: Foshan Jingda Furniture Manufacturing Co ltd
Current assignee: Foshan Jingda Furniture Manufacturing Co ltd
Priority date: 2022-11-11
Filing date: 2022-11-11
Publication date: 2023-04-07
Anticipated expiration: 2032-11-11

Abstract

The utility model discloses a chair is used in classroom that can lie relates to seat technical field, including the armrest seat, the armrest seat is provided with two sets ofly, and is two sets of one side that the armrest seat is close to each other is rotated and is connected with the seat backing plate, the articulated seat of one end fixedly connected with of armrest seat, and is two sets of one side that articulated seat is close to each other is rotated and is connected with the back, landing leg before the one end fixedly connected with of armrest seat bottom. The utility model provides a chair is used in classroom that can lie shifts out from arc A inboard through twisting the fixing bolt that moves, then removes suitable position back with the back to it is fixed, then makes things convenient for the student to lie and carries out the rest of nap on the back, avoids lying prone and carries out the noon break on the desk surface and lead to symptoms such as dizziness, foot anesthesia, influences student's healthy, thereby can improve student's quality and comfort level of nap.

Description

Classroom chair capable of lying

Technical Field

The utility model relates to a seat technical field, concretely relates to classroom that can lie is with chair.

Background

The chair for the classroom is a table and chair for students to attend a class, and is also called a student table and chair, a school table and chair, and the table and chair can be divided according to age, materials and functions.

For example, chinese patent publication No. CN211795046U discloses a chair for classroom, which relates to the technical field of chairs and comprises a seat panel, support legs and a backrest, wherein a placing plate is arranged below the seat panel, a lifting member for lifting the placing plate is further arranged below the seat panel, a baffle is further arranged on the support legs, and the baffle and the placing plate form a placing cavity. The utility model discloses a place the setting in chamber, the student of being convenient for places books, examination paper etc. avoids books to place and encroaches on the desktop the problem emergence that occupies student's usage space.

However, the above-described technology has a disadvantage that, when a school requires a student to have a nap in order to keep the student full of energy, most of the conventional chairs for classrooms cannot adjust the backrest, so that the student cannot lie on the backrest to have a nap and can only lie on the desk surface to have a nap, but the student can easily have symptoms such as dizziness and foot numbness when lying on the desk surface to have a nap, and the health of the student is affected.

SUMMERY OF THE UTILITY MODEL

In view of the problems of the existing chair for the classroom capable of lying, the utility model is provided.

Therefore, the utility model aims at providing a chair is used in classroom that can lie has solved present chair for classroom and has can't adjust the back mostly for the student can't lie on the back and lie horizontal carry out noon break, can only lie prone and carry out noon break on the desk surface, but lie prone and carry out noon break on the desk surface and can lead to symptoms such as dizziness, foot anesthesia easily, influence the healthy problem of student.

In order to achieve the above object, the present invention provides the following technical solutions:

a classroom chair capable of lying comprises two groups of armrest seats, wherein one side, close to each other, of the two groups of armrest seats is rotatably connected with a seat cushion plate, one end of each armrest seat is fixedly connected with a hinged seat, one side, close to each other, of the two groups of hinged seats is rotatably connected with a backrest, one end of the bottom of each armrest seat is fixedly connected with a front supporting leg, the other end of the bottom of each armrest seat is fixedly connected with a rear supporting leg, the rear supporting leg is close to the hinged seat, and an inner cavity of each armrest seat is provided with a limiting mechanism; two sets of the one end fixedly connected with bottom plate of back landing leg, arc A of three groups of top fixedly connected with of bottom plate, arc B of three groups of one end fixedly connected with of back, and the one end of arc B slides and extends to arc A's inner chamber, and is a set of the multiunit locating hole has been seted up on arc B's surface, the one end threaded connection of arc A bottom has fixing bolt, and fixing bolt runs through arc B and arc A through the locating hole, adopts foretell technical scheme, makes things convenient for the student to lie and carries out the noon nap desk rest on the back, avoids lying prone and carries out the noon nap on the noon desk surface and lead to symptoms such as dizziness, foot anesthesia, influences student's healthy to can improve student's quality and comfort level of noon nap.

Preferably, the top fixedly connected with sponge cushion of seat board, the bottom fixedly connected with summer sleeping mat of seat board fills up, adopts foretell technical scheme, and the hard pad of sponge cushion or summer sleeping mat is selected as the cushion to the change of accessible season to improve the comfort level that the student sat on this classroom with the chair, and then also improve the suitability of this classroom with the chair.

Preferably, the limiting mechanism comprises: set up in the sliding opening at handrail seat both sides both ends, spacing notch has been seted up at the both ends of seat backing plate both sides, the inboard sliding connection of sliding opening has spacing picture peg, spacing picture peg runs through the handrail seat, and the one end of spacing picture peg extends to the inboard of spacing notch, the both ends of handrail seat inner chamber are rotated and are connected with dwang A, the bottom fixedly connected with rack of spacing picture peg, dwang A's fixed surface cover is equipped with the gear, and the gear is located the below of rack and intermeshing, the both sides fixedly connected with connecting plate of handrail seat inner chamber, and the top of connecting plate rotates the cover and is equipped with dwang B, and dwang B's one end runs through the bottom that the connecting plate extends to the handrail seat, the top on dwang B surface and the one end on dwang A surface all fixedly equipped with bevel gear, and two sets of bevel gear intermeshing, dwang B is located the one end fixedly connected with rocking handle of handrail seat bottom, and the surface cover of rocking handle is equipped with the glued membrane handle cover, through the setting of dwang B, conveniently rotates rotation rocking handle B, then fixes or cancels the operation of fixed cotton to the seat backing plate, and through the setting of glued membrane, the setting of rocking handle, the slippage when being convenient for the operating personnel avoid the slippage.

Preferably, two sets of one side fixedly connected with that preceding landing leg is close to each other takes the foot pole, preceding landing leg and the one end fixedly connected with that the back landing leg is close to each other connect the vaulting pole, the bottom fixedly connected with vaulting pole of back landing leg one end, and the one end of vaulting pole and the bottom interconnect of bottom plate can reduce the range of rocking around and around this chair for the classroom, improve the stability of this chair for the classroom, have improved life.

Further, the bottom fixedly connected with mount pad of handrail seat inner chamber, dwang A runs through the mount pad, the spout has been seted up to one side of spacing picture peg, the long board of top fixedly connected with location of mount pad, and the one end of location long board extends to the inboard of spout, and when the spacing picture peg of operation removed, it is spacing in extending to the spout through the long board of location, can guarantee that spacing picture peg can not take place the skew when removing, guarantees the uniformity of the route of removal.

Preferably, the one end fixedly connected with handle of back, and the handle is located the top of arc B, and the student of being convenient for holds the handle and has an effect, carries out the regulation of angle to the back.

In the technical scheme, the utility model provides a technological effect and advantage:

1. the utility model discloses, move fixing bolt through twisting and shift out from arc A inboard, then remove suitable position back with the back to it is fixed, then make things convenient for the student to lie and carry out the rest of noon nap on the back, avoid lying prone and carry out noon break and lead to symptoms such as dizziness, foot numb on the desk surface, influence student's healthy, thereby can improve student's quality and comfort level of noon nap.

2. The utility model discloses, the transform in accessible season selects sponge cushion or the hard pad of summer sleeping mat to work as the cushion to improve the comfort level that the student sat on this classroom is with the chair, and then also improve the suitability of this classroom is with the chair.

3. The utility model discloses, through taking the foot pole and connecting the vaulting pole setting, make things convenient for the student to sit and take the foot when this classroom is with the chair, can reduce the range of rocking around and about this classroom is with the chair simultaneously, improve the stability of this classroom is with the chair, life has been improved, simultaneously at two sets of vaulting poles of bottom plate bottom setting, be convenient for support the bottom plate, improve the bearing capacity of bottom plate, stability is better when the student lays and has a rest on the back, further improves the practicality of this classroom is with the chair.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, it is obvious that the drawings in the following description are only some embodiments described in the present invention, and other drawings can be obtained by those skilled in the art according to these drawings.

Fig. 1 is a schematic view of a front perspective structure of the present invention;

fig. 2 is a schematic view of a back-view three-dimensional structure of the present invention;

fig. 3 is a perspective sectional view of the present invention;

fig. 4 is a perspective sectional view of the armrest seat of the present invention.

Description of reference numerals:

1. a handrail seat; 2. a seat cushion plate; 3. a sponge cushion; 4. a summer sleeping mat hard cushion; 5. a backrest; 6. a front leg; 7. a rear leg; 8. a sliding port; 9. a limiting inserting plate; 10. a limiting mechanism; 11. a hinged seat; 12. a base plate; 13. an arc-shaped plate A; 14. an arc-shaped plate B; 15. positioning holes; 16. fixing the bolt; 17. a handle; 18. a limiting notch; 19. rotating the rod A; 20. a gear; 21. a rack; 22. a mounting seat; 23. rotating the rod B; 24. a connecting plate; 25. a rocking handle; 26. a chute; 27. positioning the long plate; 28. a bevel gear.

Detailed Description

In order to make the technical solution of the present invention better understood by those skilled in the art, the present invention will be further described in detail with reference to the accompanying drawings.

The embodiment of the utility model discloses a classroom that can lie is with chair.

The utility model provides a can lie classroom that couch as shown in fig. 1-4 and use chair includes armrest seat 1, armrest seat 1 is provided with two sets ofly, one side that two sets of armrest seat 1 are close to each other is rotated and is connected with seat backing plate 2, the articulated seat of one end fixedly connected with 11 of armrest seat 1, one side that two sets of articulated seat 11 are close to each other is rotated and is connected with back 5, landing leg 6 before the one end fixedly connected with of armrest seat 1 bottom, landing leg 7 behind the other end fixedly connected with of armrest seat 1 bottom, and back landing leg 7 is close to articulated seat 11, the inner chamber of armrest seat 1 is provided with stop gear 10.

In order to improve the comfort of students sitting on the classroom chair by selecting different seat cushions according to different seasons, as shown in fig. 1, 3 and 4, the limiting mechanism 10 includes: set up the sliding opening 8 at handrail seat 1 both sides both ends, spacing notch 18 has been seted up at the both ends of seat backing plate 2 both sides, the inboard sliding connection of sliding opening 8 has spacing picture peg 9, spacing picture peg 9 runs through handrail seat 1, and the one end of spacing picture peg 9 extends to the inboard of spacing notch 18, the both ends of handrail seat 1 inner chamber are rotated and are connected with dwang A19, the bottom fixedly connected with rack 21 of spacing picture peg 9, the fixed surface cover of dwang A19 is equipped with gear 20, and gear 20 is located the below of rack 21 and intermeshing, the both sides fixedly connected with connecting plate 24 of handrail seat 1 inner chamber, and the top of connecting plate 24 is rotated the cover and is equipped with dwang B23, and the one end of dwang B23 runs through the bottom that connecting plate 24 extends to handrail seat 1, the top on dwang B23 surface and the one end on dwang A19 surface all fix the cover and are equipped with bevel gear 28, and two sets of bevel gear 28 intermeshing.

Dwang B23 is located the one end fixedly connected with rocking handle 25 of 1 bottom of handrail seat, and the surperficial cover of rocking handle 25 establishes the glued membrane handle cover, the top fixedly connected with sponge cushion 3 of seat cushion board 2, the bottom fixedly connected with summer sleeping mat of seat cushion board 2 fills up 4 firmly, the bottom fixedly connected with mount pad 22 of 1 inner chamber of handrail seat, dwang A19 runs through mount pad 22, spout 26 has been seted up to one side of spacing picture peg 9, the top fixedly connected with location long board 27 of mount pad 22, and the one end of location long board 27 extends to the inboard of spout 26.

Through rotating rocking handle 25 under two sets of handrail seats 1, can drive dwang B23 and rotate, work as two sets of bevel gear 28 intermeshing, rotate through dwang B23, can drive dwang A19 and rotate, then drive gear 20 and rotate, utilize the intermeshing of gear 20 and rack 21, can make rack 21 remove, thereby drive the one end of spacing picture peg 9 on the rack 21 and shift out from spacing notch 18 inner chamber on the seat backing plate 2, thereby let handrail seat 1 cancel the fixed to seat backing plate 2, rotate sponge cushion 3 or summer sleeping mat hard cushion 4 up according to the change in season afterwards, after confirming, through the rocking handle 25 on two sets of handrail seats 1 of antiport, gear 20 on the dwang A19 reverses, then let spacing picture peg 9 reset and reinsert in the spacing notch 18 on seat backing plate 2, make seat backing plate 2 fix again between two sets of handrail seats 1, classroom seat cushion 3 or summer sleeping mat 4 are selected as the cushion through the change in season, thereby improve the student and sit this chair for classroom comfort level, and then improve this classroom chair's suitability.

And in order to promote the comfort level of the afternoon nap rest of the students, as shown in fig. 1-3, the one end fixedly connected with bottom plate 12 of two sets of back landing legs 7, three sets of arc A13 of top fixedly connected with of bottom plate 12, three sets of arc B14 of one end fixedly connected with of back 5, and the one end of arc B14 slides and extends to the inner chamber of arc A13, a plurality of sets of locating holes 15 have been seted up on the surface of a set of arc B14, the one end threaded connection of arc A13 bottom has fixing bolt 16, and fixing bolt 16 runs through arc B14 and arc A13 through locating hole 15, the one end fixedly connected with handle 17 of back 5, and handle 17 is located arc B14's top.

At first move out from arc A13 inboard through twisting fixing bolt 16, cancel the fixed between arc A13 and the arc B14, then through the handle 17 of gripping on the back 5, make the angle between back 5 and the handrail seat 1 change, let arc B14 slide in arc A13's inboard simultaneously, after removing back 5 to suitable position, through twisting fixing bolt 16 once more, through locating hole 15, fix arc A13 and arc B14, and then fix back 5, then make things convenient for the student to lie and carry out the afternoon nap on back 5 and have a rest, improve the quality and the comfort level of afternoon nap.

Finally, in order to improve the stability of the chair for classroom when in use, as shown in fig. 1-2, one side fixedly connected with foot-lapping rod that two sets of front legs 6 are close to each other, one end fixedly connected with connecting support rod that front leg 6 and rear leg 7 are close to each other, the bottom fixedly connected with support rod of rear leg 7 one end, and the one end of support rod and the bottom of bottom plate 12 are mutually connected, through the setting of foot-lapping rod, it takes feet to be convenient for students to sit on the chair for classroom, simultaneously, the stability between two sets of front legs 6 can be improved, reduce the range of rocking about the chair for classroom, through the connecting support rod setting between front leg 6 and rear leg 7, the range of rocking about the chair for classroom can be reduced, through two sets of support rods that are set up at the bottom of bottom plate 12, be convenient for supporting bottom plate 12, the bearing capacity of bottom plate 12 is improved, the stability is better when students lie on back 5 to have a rest.

While certain exemplary embodiments of the present invention have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that the described embodiments may be modified in various different ways without departing from the spirit and scope of the present invention. Accordingly, the drawings and description are illustrative in nature and should not be construed as limiting the scope of the invention.

Claims

1. A classroom chair capable of lying comprises armrest seats (1) and is characterized in that the armrest seats (1) are provided with two groups, one side, close to each other, of each two groups of armrest seats (1) is rotatably connected with a seat cushion plate (2), one end of each armrest seat (1) is fixedly connected with a hinged seat (11), one side, close to each other, of each two groups of hinged seats (11) is rotatably connected with a backrest (5), one end of the bottom of each armrest seat (1) is fixedly connected with a front supporting leg (6), the other end of the bottom of each armrest seat (1) is fixedly connected with a rear supporting leg (7), the rear supporting leg (7) is close to each hinged seat (11), and an inner cavity of each armrest seat (1) is provided with a limiting mechanism (10);

two sets of one end fixedly connected with bottom plate (12) of back landing leg (7), arc A (13) of three groups of top fixedly connected with of bottom plate (12), arc B (14) of three groups of one end fixedly connected with of back (5), and the one end of arc B (14) slides and extends to the inner chamber of arc A (13), and is a set of multiunit locating hole (15) have been seted up on the surface of arc B (14), the one end threaded connection of arc A (13) bottom has fixing bolt (16), and fixing bolt (16) run through arc B (14) and arc A (13) through locating hole (15).

2. A reclining classroom chair as claimed in claim 1, wherein the top of the seat plate (2) is fixedly connected with a sponge cushion (3), and the bottom of the seat plate (2) is fixedly connected with a mat (4).

3. A reclining classroom chair as claimed in claim 1, wherein the limiting mechanism (10) comprises: sliding openings (8) arranged at two ends of two sides of the armrest seat (1), two ends of two sides of the seat cushion plate (2) are provided with limiting notches (18), the inner side of the sliding opening (8) is connected with a limiting inserting plate (9) in a sliding way, the limiting inserting plate (9) penetrates through the armrest seat (1), one end of the limiting inserting plate (9) extends to the inner side of the limiting notch (18), two ends of the inner cavity of the armrest seat (1) are rotatably connected with a rotating rod A (19), the bottom of the limiting inserting plate (9) is fixedly connected with a rack (21), a gear (20) is fixedly sleeved on the surface of the rotating rod A (19), and the gear (20) is positioned below the rack (21) and meshed with each other, two sides of the inner cavity of the armrest seat (1) are fixedly connected with connecting plates (24), and the top of the connecting plate (24) is rotatably sleeved with a rotating rod B (23), one end of the rotating rod B (23) penetrates through the connecting plate (24) and extends to the bottom of the armrest seat (1), the top of the surface of the rotating rod B (23) and one end of the surface of the rotating rod A (19) are both fixedly sleeved with bevel gears (28), and two sets of bevel gears (28) are mutually meshed, one end of the rotating rod B (23) positioned at the bottom of the armrest seat (1) is fixedly connected with a rocking handle (25), and the surface of the rocking handle (25) is sleeved with a collodion handle sleeve.

4. A reclining classroom chair as claimed in claim 1, wherein two sets of leg members are fixedly connected to the side of the front legs (6) adjacent to each other, the ends of the front legs (6) and the rear legs (7) adjacent to each other are fixedly connected to a connecting brace, the bottom of the end of the rear legs (7) is fixedly connected to a brace, and one end of the brace is connected to the bottom of the bottom plate (12).

5. The chair for the classroom that can lie according to claim 3, wherein, the bottom of the inner cavity of the armrest seat (1) is fixedly connected with an installation seat (22), the rotating rod A (19) penetrates through the installation seat (22), one side of the limiting insertion plate (9) is provided with a sliding groove (26), the top of the installation seat (22) is fixedly connected with a positioning long plate (27), and one end of the positioning long plate (27) extends to the inner side of the sliding groove (26).

6. A reclining classroom chair as claimed in claim 1, wherein the handle (17) is fixedly attached to one end of the backrest (5), and the handle (17) is positioned above the curved plate B (14).