CN217429512U

CN217429512U - Tablet chair capable of improving noon break comfort level

Info

Publication number: CN217429512U
Application number: CN202221296948.2U
Authority: CN
Inventors: 陈烁
Original assignee: Jieyang Airport Economic Zone Guangwei Furniture Co ltd
Current assignee: Jieyang Airport Economic Zone Guangwei Furniture Co ltd
Priority date: 2022-05-27
Filing date: 2022-05-27
Publication date: 2022-09-16
Anticipated expiration: 2032-05-27

Abstract

The utility model relates to a tablet chair capable of improving the comfort level of noon break, which belongs to the field of chairs and comprises a chair body, wherein the chair body comprises a bracket, a seat and a backrest, the seat and the backrest are arranged on the bracket, the seat is fixedly arranged on the bracket, the back of the backrest can be rotationally arranged on the bracket backwards through a rotating adjusting component, the bracket is also provided with a leg support mechanism, and the leg support mechanism is positioned below the seat and positioned at the inner side of the edge of the seat; leg holds in palm mechanism including fixed set up in first installation department on the support and through the sliding part but install with the back-and-forth movement in the second installation department of first installation department, the second installation department includes that the direction level is provided with the installation axle along the left and right sides, install the epaxial leg layer board that is provided with of axle, the one end of leg layer board can round the axis of installation axle set up with rotating in the installation axle. The utility model discloses can improve the travelling comfort of noon break.

Description

Tablet chair capable of improving noon break comfort level

Technical Field

The utility model relates to a chair field, in particular to can improve tablet chair of noon break comfort level.

Background

Afternoon nap is essential for teenagers, but due to the limitation of the existing conditions, most of middle and primary school students cannot provide proper afternoon nap facilities for students, most of middle and primary school students can only lie prone on a desk to sleep at noon under the existing conditions, and can have a rest, but the sleep quality is low, and in the past, the students are slightly numb in legs, sore in waist and backache, the learning state in the afternoon is influenced, and the backs of the students are stooped, the cervical vertebrae are deformed, and the physical health of the students is seriously influenced.

In order to deal with this situation, many class chairs having a nap function are available, for example, patent document CN216220675U discloses a class chair for noon break, which comprises a seat, the seat comprises a support, a seat plate and a backrest, the seat plate and the backrest are arranged on the support, the backrest comprises a back plate and an adjusting plate, the back plate and the adjusting plate are attached to each other, the adjusting plate is adjustably arranged on the front surface of the back plate in the vertical position through a sliding adjusting assembly, and the back surface of the back plate is rotatably arranged on the support in the backward direction through a rotating adjusting assembly. It can increase through lifting the regulating plate relatively the utility model discloses a length of back to after falling the back through rotating adjusting part, the back that length is sufficient can play fine supporting role to student's head, therefore it can supply middle and primary school student to use in the classroom noon break, can also improve the comfort level of middle and primary school student noon break simultaneously. However, the desk and chair for noon break cannot support the legs of the students during noon break, and the legs droop during noon break, so that the legs are easily pressed, thereby causing leg numbness and having certain influence on the noon break quality of the students.

Based on this, this application provides a tablet chair that can support the shank when noon break to improve the comfort level of student when noon break.

SUMMERY OF THE UTILITY MODEL

Therefore, it is necessary to provide a tablet chair capable of improving the comfort level of noon break, which includes a chair body, wherein the chair body includes a support, a seat plate and a backrest, the seat plate and the backrest are arranged on the support, the seat plate is fixedly arranged on the support, the back surface of the backrest is rotatably arranged on the support via a rotation adjusting assembly, the support is further provided with a leg support mechanism, and the leg support mechanism is located below the seat plate and inside the edge of the seat plate; leg holds in palm mechanism including fixed set up in first installation department on the support and through the sliding part but install with the back-and-forth movement in the second installation department of first installation department, the second installation department includes that the direction level is provided with the installation axle along the left and right sides, install the epaxial leg layer board that is provided with of axle, the one end of leg layer board can round the axis of installation axle set up with rotating in the installation axle. The support is used as a frame structure of the tablet chair and is used for mounting and supporting the seat plate, the backrest and the leg support mechanism, so that the tablet chair can be used by sitting.

The utility model discloses in, the tablet chair has two kinds of use forms, one kind for as chair normal use, one kind for lying down the rest when being used for noon break as the deck chair. When the tablet chair of the utility model is normally used as a chair, the leg supporting plate rotates to the lower part of the second installation part, and the leg supporting plate, the sliding part connecting the leg supporting plate and the first installation part and the second installation part are all positioned below the seat and positioned at the inner side of the edge of the seat, at the moment, the leg supporting mechanism can not extend to the outer side of the seat, namely, the use of the tablet chair as a normal chair can not be influenced; when the utility model discloses a tablet chair is when using as deck chair when noon break, can rotate the leg layer board, rotate the leg layer board to keeping the horizontality, then stimulate the layer board to the suitable position in the place ahead of seat, then rotate the back through rotating adjusting part, adjust the back to suitable angle, at this moment, the student can lay on the back, and shelve the both legs and carry out noon break on the leg layer board, can so that the both legs straighten and carry out noon break, can improve the comfort level of student when noon break to a great extent.

It can be seen that the utility model discloses a can supply the student to use when having a break, and the comfort level of improvement student's break that can also be very big on this basis avoids the student to appear the condition of then leg anesthesia, waist soreness back pain light after having a break for the student can keep good learning efficiency.

Additionally, the utility model discloses in, the leg layer board rotationally sets up on the installation axle, consequently, when accomodating the leg layer board to the seat below, can rotate the seat to the below of second installation department, forms laminated structure with the second installation department, under the same condition of leg layer board size, for directly sliding the leg layer board to the seat below, the utility model discloses a horizontal space that the leg layer board occupy is littleer, consequently, when carrying out supporting structure's overall arrangement, supporting structure can span more ranges in the below of seat, consequently can ensure that supporting structure can span sufficient scope, keeps sufficient intensity.

Furthermore, the first mounting part comprises at least two first mounting seats fixedly arranged on the bracket, and first mounting holes penetrating through the first mounting seats are formed in the first mounting seats along the front-back direction; the sliding part comprises at least two sliding rods arranged corresponding to the first mounting seats, and the sliding rods are arranged along the front-back direction and can be slidably inserted into the first mounting holes in the corresponding first mounting seats along the front-back direction; the second installation part is characterized by further comprising an installation block fixedly arranged on the installation shaft and corresponding to the slide rod, and the installation block is fixedly connected with the front end of the corresponding slide rod.

Furthermore, the first installation seat is arranged below the front half side of the seat plate, and a gap is formed between the first installation seat and the front end of the seat plate to form an accommodating space.

Furthermore, a limiting block is fixedly arranged at the rear end of the sliding rod, and the sectional area of the limiting block is larger than that of the first mounting hole.

Further, the one end at the back of leg layer board corresponds the installation axle is provided with two at least installation feet, the installation foot orientation deviates from the direction setting at the back of leg layer board, just the installation foot is kept away from the one end of leg layer board is formed with the connecting block, the connecting block corresponds the installation axle has been seted up and has been run through the installation foot, with installation axle phase-match second mounting hole, second mounting hole cover on the connecting block is located the installation axle, with the installation axle rotationally cooperates the setting, still seted up on the pore wall of second mounting hole and be the annular spacing groove of semicircle annular, install epaxial correspondence the annular spacing groove is provided with stop pin, stop pin extends to annular spacing inslot and with the one end of annular spacing groove offsets. The supporting surface of the leg supporting plate, namely the side of the leg supporting plate used for supporting the legs of the human body, and the back of the leg supporting plate deviates from the side of the supporting surface of the leg supporting plate.

Furthermore, the connecting block comprises a first split fixedly connected with the mounting foot and a second split mounted on the first split through a bolt structure, and the second mounting hole is formed by splicing a first groove in the first split and a second groove in the second split.

Furthermore, the left side and the right side of the supporting surface of the leg supporting plate are both provided with a recess, and the two ends of the recess extend out of the leg supporting plate along the front-back direction.

The principle and effect of the present invention will be further explained below with reference to the above technical solutions and the accompanying drawings:

the utility model discloses a rotate the leg layer board, rotate the leg layer board to keeping the horizontality to with the layer board pulling to the suitable position in the place ahead of seat, then rotate the back through rotating adjusting part, adjust the back to suitable angle, can supply the student to lie on back and seat, and shelve the both legs and carry out noon break on the leg layer board, can so that the both legs of student unbend and carry out noon break, can improve the comfort level of student when noon break in very big degree.

Drawings

FIG. 1 is a schematic structural view of a tablet chair with improved comfort during noon break according to an embodiment of the present invention;

FIG. 2 is a first schematic structural diagram of a tablet chair capable of improving the comfort level of noon break as a reclining chair according to an embodiment of the present invention;

FIG. 3 is a second schematic structural view of a tablet chair with improved comfort during noon break as a reclining chair according to an embodiment of the present invention;

fig. 4 is an exploded view of a connection structure of the leg rest and the second mounting portion according to the embodiment of the present invention;

fig. 5 is a schematic structural view of the rotation adjusting assembly according to the embodiment of the present invention.

Description of reference numerals:

1-bracket, 2-seat plate, 3-back plate, 41-first mounting seat, 42-sliding rod, 43-mounting block, 44-mounting shaft, 441-limiting pin, 45-leg supporting plate, 46-mounting foot, 4611-first split body, 4612-second split body, 462-second mounting hole, 4621-annular limiting groove, 5-rotation adjusting component, 51-second mounting seat, 511-slot, 512-arc limiting piece, 52-connecting seat, 521-inserting column, 522-arc limiting groove and 6-buckle structure.

Detailed Description

To facilitate understanding for those skilled in the art, the present invention will be described in further detail below with reference to the accompanying drawings and examples:

as shown in fig. 1-3, a tablet chair capable of improving the comfort level of noon break comprises a chair body, wherein the chair body comprises a support 1, a seat 2 and a backrest, the seat 2 is arranged on the support 1, the back surface of the backrest is arranged on the support 1 in a backward rotatable manner through a rotation adjusting assembly 5, the support 1 is further provided with a leg support mechanism, and the leg support mechanism is located below the seat 2 and inside the edge of the seat 2; leg holds in palm mechanism including fixed set up in first installation department on the support 1 and through the sliding part but install with the back-and-forth movement in the second installation department of first installation department, the second installation department includes that the direction level is provided with installation axle 44 along the left and right sides, be provided with leg layer board 45 on the installation axle 44, leg layer board 45's one end can round the axis of installation axle 44 set up in with rotating in installation axle 44. The support 1 is used as a frame structure of the tablet chair and used for mounting and supporting the seat plate 2, the backrest and the leg rest mechanism, so that the tablet chair can be used in a sitting mode.

As shown in fig. 5, the rotation adjusting assembly 5 includes second mounting seats 51 disposed on two sides of the back surface of the back plate 3, the bracket 1 is provided with a connecting seat 52 corresponding to the second mounting seat 51, and the connecting seat 52 is located at the outer side of the corresponding second mounting seat 51; the second installation seat 51 is provided with a slot 511 corresponding to the connection seat 52 corresponding thereto, the slot 511 is internally provided with an arc-shaped limiting piece 512 having the same center line with the slot 511, the connection seat 52 is provided with a cylindrical insertion column 521 corresponding to the slot 511, the insertion column 521 is rotatably inserted into the slot 511, the connection seat 52 is slidably abutted against the second installation seat 51, the insertion column 521 is provided with an arc-shaped limiting groove 522 having the same center line with the insertion column 521 corresponding to the arc-shaped limiting piece 512, the arc-shaped limiting piece 512 is inserted into the arc-shaped limiting groove 522, and the central angle of the limiting blocking piece is smaller than that of the arc-shaped limiting groove 522. The slots 511 of the two second mounting seats 51 on the back of the backboard 3 are simultaneously inserted by the insertion posts 521 on the connecting seat 52 located outside the second mounting seats, so that the connecting structure of the second mounting seats 51 and the connecting seat 52 can mount the backboard 3 on the supporting frame and enable the backboard 3 to rotate relative to the supporting frame. Meanwhile, due to the existence of the arc-shaped limiting piece 512, the slot 511 can only rotate a limited angle relative to the inserting column 521, when the arc-shaped limiting piece 512 rotated to the slot 511 abuts against the edge of the arc-shaped limiting groove 522, the slot 511 cannot continue to rotate relative to the inserting column 521, at this time, the backboard 3 cannot continue to rotate, and the position of the backrest is fixed, so that the connecting structure of the second mounting seat 51 and the connecting seat 52 can realize the rotation and the fixation of the backboard 3, and the rotated backrest is not required to be fixed by operating another fixing structure, and the operation process of the invention can be effectively simplified. Wherein the backrest can be fixed on the seat plate 2 by the buckle structure 6 when the backrest does not need to be rotated backwards.

The utility model discloses in, the tablet chair has two kinds of use forms, one kind for as chair normal use, one kind for lying down the rest when being used for noon break as the deck chair. When the tablet chair of the utility model is normally used as a chair, the leg supporting plate 45 rotates to the lower part of the second installation part, and the leg supporting plate 45, the sliding part connecting the leg supporting plate 45 and the first installation part and the second installation part are both positioned below the seat plate 2 and positioned at the inner side of the edge of the seat plate 2, at this time, the leg support mechanism can not extend to the outer side of the seat plate 2, namely, the use of the tablet chair as a normal chair can not be influenced; when the utility model discloses a tablet chair is when using as deck chair when noon break, can rotate leg layer board 45, rotate leg layer board 45 to keeping the horizontality, then stimulate the layer board to the suitable position in the place ahead of seat 2, then rotate the back through rotating adjusting part 5, adjust the back to suitable angle, at this moment, the student can lie on the back, and shelve the both legs and carry out noon break on leg layer board 45, can so that the both legs stretch and carry out noon break, can improve the comfort level of student when noon break in very big degree.

Additionally, the utility model discloses in, leg layer board 45 rotationally sets up on installation axle 44, consequently, when accomodating leg layer board 45 to seat 2 below, can rotate seat 2 to the below of second installation department, forms laminated structure with the second installation department, under the same condition of leg layer board 45 size, for directly sliding leg layer board 45 to seat 2 below, the utility model discloses a lateral space that leg layer board 45 occupy is littleer, consequently, when carrying out the overall arrangement of support 1 structure, more ranges can be spanned in seat 2's below to support 1 structure, consequently can ensure that support 1 structure can span sufficient scope, keeps sufficient intensity.

In one embodiment, the first mounting portion includes at least two first mounting seats 41 fixedly disposed on the bracket 1, and a first mounting hole penetrating through the first mounting seats 41 is formed in the first mounting seats 41 along the front-back direction; the sliding part comprises at least two sliding rods 42 arranged corresponding to the first mounting seats 41, the sliding rods 42 are arranged along the front-back direction and can be inserted into the first mounting holes on the corresponding first mounting seats 41 in a sliding manner along the front-back direction; the second mounting part further comprises a mounting block 43 fixedly arranged on the mounting shaft 44 and corresponding to the slide bar 42, and the mounting block 43 is fixedly connected with the front end of the corresponding slide bar 42.

In this embodiment, after the sliding rod 42 is inserted into the first mounting hole, it is preferably arranged in close fit with the first mounting hole, so that after the leg support plate 45 is pulled, the leg support plate 45 can be fixed at the current position, and the leg support plate 45 is placed to slide back and forth in the using process, so as to affect the using experience.

In this embodiment, the mounting shaft 44 is fixedly connected to the slide bar 42 through the mounting block 43, and forms a fixed frame structure with the slide bar 42, so that the strength of the structure formed by the slide bar 42 and the mounting shaft 44 for supporting the leg support plate 45 can be effectively enhanced, and the leg support plate 45 can support heavier weight.

In one embodiment, the first mounting seat 41 is disposed below the front half side of the seat plate 2, and has a gap from the front end of the seat plate 2 to form an accommodating space.

In this embodiment, set up first mount pad 41 in the below of the first half side of seat 2, can make leg layer board 45 when using, shorter with first mount pad 41's distance, then can make the slide bar 42 better to leg layer board 45's support intensity, can reduce the condition that bending deformation appears in the in-process of slide bar 42 long-term use, in order to improve the utility model discloses a durability. Wherein, because the utility model discloses a leg layer board 45 can rotate for installation axle 44, just can realize accomodating leg layer board 45 to the accommodation space's of seat 2 below effect when first mount pad 41 sets up the below in the first half side of seat 2.

In one embodiment, a limiting block is further fixedly disposed at the rear end of the sliding rod 42, and the sectional area of the limiting block is larger than that of the first mounting hole.

In this embodiment, the limiting block at the rear end of the sliding rod 42 is used to prevent the sliding rod 42 from coming off the first mounting seat 41 when the leg support plate 45 is dragged.

In one embodiment, at least two mounting feet 46 are provided at one end of the back surface of the leg support plate 45 corresponding to the mounting shafts 44, the mounting feet 46 are arranged in a direction away from the back surface of the leg support plate 45, and a connecting block is formed at one end of the mounting foot 46 far away from the leg supporting plate 45, the connecting block is provided with a hole corresponding to the mounting shaft 44 and penetrating through the mounting foot 46, a second mounting hole 462 matched with the mounting shaft 44, the second mounting hole 462 of the connecting block is sleeved on the mounting shaft 44, rotatably matched with the mounting shaft 44, a semicircular annular limiting groove 4621 is further formed on the hole wall of the second mounting hole 462, a limit pin 441 is arranged on the mounting shaft 44 corresponding to the annular limit groove 4621, the limit pin 441 extends into the annular limit groove 4621 and abuts against one end of the annular limit groove 4621. The supporting surface of the leg support plate 45, that is, the surface of the leg support plate 45 for supporting the legs of the human body, and the back surface of the leg support plate 45, that is, the surface deviating from the supporting surface of the leg support plate 45.

In this embodiment, the position-limiting pin disposed on the mounting shaft 44 is used to limit the rotation of the annular position-limiting groove 4621 relative to the mounting shaft 44, when the tablet chair of the present invention is used as a normal chair, namely, when the leg supporting plate 45 is accommodated below the seat plate 2, the limit pin is propped against one end of the annular limit groove 4621, when the tablet chair of the utility model is used as a deck chair, that is, when the leg support plate 45 is rotated forward and upward to a horizontal state, the other end of the annular limiting groove 4621 is rotated to abut against the limiting pin, namely, the mutual matching of the limit pin and the annular limit groove 4621 can limit the rotation range of the leg supporting plate 45, the two end points of the rotation range of the leg supporting plate 45 are two required positions of the leg supporting plate 45 in two use forms of the tablet chair, be about to leg layer board 45 rotate to unable continuation rotate promptly for adjusting target in place, can be so that leg layer board 45's angle modulation more convenient, swift, improved the utility model discloses a use convenience.

In this embodiment, the mounting feet 46 are used for supporting the leg supporting plate 45, so that the leg supporting plate 45 installed below the seat 2 can be approximately flush with the upper surface of the seat 2 after being rotated to the horizontal state, and the supporting surface of the leg supporting plate 45 can be further improved. When the second mounting hole 462 of the mounting foot 46 is fitted on the mounting shaft 44, it is tightly fitted with the mounting shaft 44, so that the leg support plate 45 can be rotated to a horizontal state when the leg support plate 45 is used, and the horizontal state of the leg support plate 45 can be maintained.

In one embodiment, as shown in fig. 4, the connecting block includes a first body 4611 fixedly connected to the mounting foot 46 and a second body 4612 mounted on the first body 4611 by a bolt structure, and the second mounting hole 462 is formed by combining a first groove on the first body 4611 and a second groove on the second body 4612.

In this embodiment, the second section 4612 is mounted on the first section 4611 by a bolt structure, so that after the mounting shaft 44 or the second mounting hole 462 is worn after a long time of use, the tight fit structure of the mounting shaft 44 and the second mounting hole 462 can be maintained by tightening the bolt structure connecting the first section 4611 and the second section 4612, and the leg support plate 45 is loosened during use to affect the use experience, wherein the threaded hole of the bolt structure connecting the first section 4611 and the second section 4612 is preferably perpendicular to the contact surface of the first section 4611 and the second section 4612.

In one embodiment, the left and right sides of the supporting surface of the leg support plate 45 are provided with recesses, and the two ends of the recesses extend out of the leg support plate 45 along the front-back direction.

In this embodiment, the left and right sides that is located leg layer board 45 is sunken to be used for holding student's shank, plays the supporting role to the shank, can prevent that student's shank from landing from leg layer board 45 when noon break, can further improve the utility model discloses a use comfort of tablet chair.

The above examples only represent some embodiments of the present invention, and the description thereof is more specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the concept of the present invention, several variations and modifications can be made, which all fall within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims

1. A tablet chair capable of improving the comfort level of noon break comprises a chair body, wherein the chair body comprises a support, a seat plate and a backrest, the seat plate and the backrest are arranged on the support, the seat plate is fixedly arranged on the support, and the back surface of the backrest can be arranged on the support in a backward rotating mode through a rotating adjusting assembly; leg holds in palm mechanism including fixed set up in first installation department on the support and through the sliding part but install with the back-and-forth movement in the second installation department of first installation department, the second installation department includes that the direction level is provided with the installation axle along the left and right sides, install the epaxial leg layer board that is provided with of axle, the one end of leg layer board can round the axis of installation axle set up with rotating in the installation axle.

2. The tablet chair capable of improving the comfort of noon break according to claim 1, wherein the first mounting portion comprises at least two first mounting seats fixedly arranged on the bracket, and first mounting holes penetrating through the first mounting seats are formed in the first mounting seats along the front-back direction; the sliding part comprises at least two sliding rods arranged corresponding to the first mounting seats, and the sliding rods are arranged along the front-back direction and can be slidably inserted into the first mounting holes in the corresponding first mounting seats along the front-back direction; the second installation part is characterized by further comprising an installation block fixedly arranged on the installation shaft and corresponding to the slide rod, and the installation block is fixedly connected with the front end of the corresponding slide rod.

3. The tablet chair capable of improving the comfort of noon break of claim 2, wherein the first mounting seat is arranged below the front half side of the seat plate, and a gap is formed between the first mounting seat and the front end of the seat plate to form an accommodating space.

4. The tablet chair capable of improving the comfort of noon break according to claim 2, wherein a limiting block is further fixedly arranged at the rear end of the sliding rod, and the sectional area of the limiting block is larger than that of the first mounting hole.

5. A tablet chair with improved noon break comfort according to claim 2, one end of the back surface of the leg supporting plate is provided with at least two mounting feet corresponding to the mounting shaft, the mounting feet are arranged towards the direction deviating from the back surface of the leg supporting plate, and a connecting block is formed at one end of the mounting foot far away from the leg supporting plate, the connecting block is provided with a hole corresponding to the mounting shaft and penetrating through the mounting foot, a second mounting hole matched with the mounting shaft, wherein the second mounting hole on the connecting block is sleeved on the mounting shaft, is rotatably matched with the mounting shaft, the hole wall of the second mounting hole is also provided with a semicircular annular limiting groove, the installation epaxial correspondence annular spacing groove is provided with spacing pin, spacing pin extends to the spacing inslot and with the one end in annular spacing groove offsets.

6. The tablet chair capable of improving noon break comfort level according to claim 5, wherein the connecting block comprises a first split body fixedly connected with the mounting feet and a second split body mounted on the first split body through a bolt structure, and the second mounting hole is formed by splicing a first groove on the first split body and a second groove on the second split body.

7. The tablet chair capable of improving the comfort of noon break according to claim 1, wherein the left side and the right side of the supporting surface of the leg supporting plate are both provided with a recess, and two ends of the recess extend out of the leg supporting plate along the front-back direction.