CN114847652A

CN114847652A - School desk and chair

Info

Publication number: CN114847652A
Application number: CN202210616236.2A
Authority: CN
Inventors: 不公告发明人
Original assignee: Shandong Jingzhi Stationery Processing Co ltd
Current assignee: Shandong Jingzhi Stationery Processing Co ltd
Priority date: 2022-06-01
Filing date: 2022-06-01
Publication date: 2022-08-05

Abstract

The invention discloses school desk and chair, which consists of a desk and a chair; the main components from bottom to top are: the universal adjusting type foot cups and the foot cups are respectively arranged on corresponding legs of school desks and chairs, the desk pedals are connected with the lower desk connecting rod at intervals, the lower desk connecting rod is connected with the lower desk legs, the auxiliary desk hopper is arranged on the lower desk legs, the lower desk legs and the upper desk legs are connected through bolt holes, two to five hooks are connected with the upper desk connecting rod in series, the upper desk connecting rod is connected with the upper desk legs, the lower desk hopper and the desktop board are fixed together, the pen container and the cup container are arranged in an opening of the desktop board, and the learning frame is fixed in the middle of the front part; the chair foot pedals are respectively arranged at the front parts of the lower legs of the chair through pedal shafts, the lower legs of the chair are connected through chair connecting rods, the lower legs of the chair are respectively connected with the upper legs of the chair through bolt holes, the other chair connecting rod is connected with the upper legs of the chair, the upper legs of the chair are fixed together with the chair elastic beams, the seat panel and the backrest of the chair are respectively arranged at the lower parts and the upper parts of the two chair elastic beams, and the posture correcting belts are respectively connected on the backrest holes in series.

Description

School desk and chair

Technical Field

The invention relates to the field of furniture, in particular to a school desk and chair which is reasonable in structure, multiple in function, high in comfort level, and strong in practicability and experience.

Background

School desks and chairs belong to furniture and can be used in classrooms, training classes, apartments, hotels, reading rooms, homes, dormitories and other places; the study of the data related to school desks and chairs is carefully consulted, and the standards are as follows: GB 50099 plus 2011 design specification of primary and secondary schools, GB 50209 plus 2010 construction quality acceptance specification of construction ground engineering, GB/T18358 plus 2009 textbook breadth size and layout general requirements of primary and secondary schools, WS/T585 plus 2018 primary and secondary school student schoolbag health requirements, GB/T28202 plus 2020 furniture industrial terms, GB 28007 plus 2011 child furniture general technical conditions, GB/T3976 plus school desk and chair functional dimensions and technical requirements, QB/T4071-2021 desk and chair, T/SPEMF 0006-2020 primary and secondary school desk and chair requirements of T/SAEA 9501 plus 2018 ergonomic child learning desk and chair and the like, and patent data are as follows: a novel desk 032175795, a novel desk 2011203301727, a multifunctional learning desk 2012101124074, a desk 2013101786727 with a reading frame, a household myopia-proof learning desk and chair combination 2014101931617, a novel desk 2014200681319, an adjustable stable desk 2015201342218, a learning desk 2017105109771 for senior high school students, a learning desk 201810192232X with a sitting posture correction function for primary school teaching, a multifunctional desk and chair 2018102548786, a myopia-proof lamp 2018113914517, a household learning desk 2019110631262, a desk 2020219261201 with a net rack, a book storage tool 2021108089738 for classroom use, a desk 2021201202491 with a sitting posture correction function, a multifunctional combined student desk and chair 2021205325664, a multifunctional desk and chair 2022101226442 for sitting and lying, and a magnetic pressure type reading frame 2015202476421, a learning frame 2017104770381 for facilitating middle school reading, a leather sheath type magnetic pressure type reading frame 2017112083615, an angle-adjustable reading frame 2018207866916 for Chinese teaching, a household myopia-proof learning desk and chair combination 2014101931617, a novel desk and chair 2014200681319, an adjustable stable desk 2015201342218, an adjustable stable desk 2017105109771, a desk with a height-adjustable stable desk, a book storage tool 2021108089738 for school students, a school desk, a desk for sitting posture correction function for primary school teaching, a school desk, a desk and a desk 2021201202491 for school desk for school teaching for school students, a desk and a desk, a desk and a desk for a desk, a desk and a desk, a desk and a desk for school desk 2018207866916 for a desk for school desk for correcting sitting posture correction desk for students, a desk 2021205325664, a desk, a, 2021105540203, etc. (the name is application number later), which are various, after carefully consulting and researching, there are always inexhaustible parts, such as school desk and chair stability adjustment trouble, insufficient desktop area, insufficient area and space of the learning rack, insufficient volume of the desk hopper, although some treatment measures such as cloth hopper and net bag are added, but the taking and the placing are inconvenient, the cleaning is inconvenient, the pedal integration is not comfortable enough, the drawing board, gloves and small sundries are not easy to be stored and placed, the pedal is unreasonable when the leg is relaxed, the hook setting position is not good enough, the water cup is not stable to be placed and treated, the water outside the cup body is not treated, the pen container is not covered and the setting position is unsafe, the umbrella is not placed reasonably, the chair back has no buffer, the sitting posture is corrected and the eyesight is protected, the movable desktop and the connecting rod mechanism are unstable, the fingers are easy to be blocked and the narrow groove dent is not beneficial to clean and sanitary, etc. thereby also explaining that the structure is unreasonable, the height of the school desk and chair is adjustable, so that the school desk and chair can be basically used in different grades, and sometimes a small part of the school desk and chair can be adjusted to be proper in height, so that the bookshelf on the desktop is not necessary to be angled, is complex, unnecessary, difficult to clean and sanitary, and the school desk and chair is not only required to be designed scientifically and reasonably in the standard and is convenient to popularize and popularize rarely.

Disclosure of Invention

In order to solve the problems, the invention provides a school desk and chair which is reasonable in structure, multifunctional, high in comfort level, strong in practicability and experience.

The school desk and chair of the invention is composed of a desk and a chair; the height of a set of school desk and chair can be adjusted within a certain range through the connection of legs, the specific height is configured according to the heights of large, middle and primary schools and children in each year, the sizes and intervals of pedals of the school desk and chair, a table hopper, a desk surface, a seat surface plate, the width of a chair back and the length and width of a posture correcting belt are configured according to the use requirements of large, middle and primary schools and children in each year, a table auxiliary hopper is generally configured in the middle school period, the posture correcting belt is configured in each year and below the third grade of the primary school, the size of a learning frame is configured according to the breadth of each year, and other uses are configured according to the requirements.

The desk mainly comprises a foot cup, a universal adjusting foot cup, a connecting plate, a lower desk leg, a lower desk connecting rod, a desk foot pedal, a desk auxiliary bucket, a desk upper leg, a desk upper connecting rod, a hook, a desk bucket, a desktop plate, a pen container, a learning frame and a cup barrel, and the desk chair mainly comprises a foot cup, a universal adjusting foot cup, a connecting plate, a lower chair leg, a pedal shaft, a chair foot pedal, a chair connecting rod, an upper chair leg, an elastic chair beam, a chair seat panel, a chair backrest and a posture correcting belt.

School desk chair from bottom to top major component constitutes the mode and is:

the desk and the desk chair are the same in floor part, the universal adjusting type foot cup is in threaded connection with a connecting plate, the connecting plate is respectively fixed with one leg of the desk and the desk chair, and the foot cup is respectively arranged on the other legs of the desk and chair of the school;

two table pedals of the desk are alternately strung on a lower table connecting rod, the lower table connecting rod connects two lower table legs, a secondary table hopper is arranged on the lower table legs, the two lower table legs are respectively connected with two upper table legs through bolt through holes, two to five hooks are strung on the upper table connecting rod, and the upper table connecting rod connects the two upper table legs; the upper legs, the table hopper and the table top board are fixed together, the pen container and the cup container are respectively arranged in the openings of the two front corners of the table top board, and the learning frame is fixed in the middle of the front part;

two chair foot pedals of the tablet chair are respectively arranged at the front parts of the lower chair legs through pedal shafts, the two chair lower legs are connected through a chair connecting rod, the two chair lower legs are respectively connected with the two chair upper legs through bolt through holes, the two chair upper legs are connected through another chair connecting rod, and the two chair upper legs are respectively fixed with the two chair elastic beams; the chair seat panel and the chair backrest are respectively arranged at the lower part and the upper part of the two chair elastic beams; the two posture correcting belts are respectively strung on two holes of the chair backrest.

Two groups of the same foot cups and universal adjusting foot cups are respectively arranged on a desk and desk legs, one group of the same foot cups is composed of three foot cups and a universal adjusting foot cup, the three foot cups are respectively fixed on three leg legs, the universal adjusting foot cups are respectively connected with the ball head foot cup, the ball head stud, the nut and the ball head foot cup sleeve in sequence, the school desk and chair are adjusted to be stable only by the universal adjusting foot cup in any group and a connecting plate fixed on the leg legs of the school desk and chair through threaded connection, then the universal adjusting foot cup is locked by the nut, the ball head foot cup sleeve is sleeved, the school desk and chair is stable only by the universal adjusting foot cup in any group, the foot cups and the universal adjusting foot cups are elastic and antiskid, the appearance is the same after the universal adjusting foot cups are installed, and the structure is neat.

Two table pedals of the desk are connected in series at intervals on the lower table connecting rod and can only relatively rotate with the lower table connecting rod, the surfaces of the table pedals are provided with elastic anti-skidding layers, the upper table pedals can rotate to a comfortable angle position along with two feet after legs are extended, and the lower table connecting rod connects the lower two table legs to play a role in reinforcement; the lower leg of the desk is in an 'h' shape, the auxiliary desk hopper is arranged on the lower leg of the desk, the opening is inclined upwards and outwards, when the data is vertically placed in the auxiliary desk hopper, the part exposed outside does not exceed the periphery of the desktop, and the space above is not obstructed when the data is placed inwards or outwards.

The lower table legs are connected with the upper table legs through bolt holes, and the heights of the lower table legs and the upper table legs are adjusted through bolts passing through different holes, and the upper table legs are in an inverted shape; two to five hooks are strung on the desktop connecting rod and can radially rotate or axially move relative to the desktop connecting rod, so that the hooks can be used for hanging a drawing board, a schoolbag and an umbrella-like pendant, and the desktop connecting rod connects two desktop legs for strengthening.

The two upper legs, the table hopper and the table top board are fixed together by fasteners, openings at the front two corners of the table top board are respectively filled with a pen container and a cup container, and an upper learning frame is fixed in the middle of the front part; the pen container mainly comprises a pen container body, a pen container cover and a magnetic attraction, wherein different forms of magnetic attraction are arranged on the opening edge and the bottom of the pen container body; the cup cylinder is mainly formed by connecting a cup cylinder body and a cup cylinder bottom in a threaded or buckled mode and the like, the inner wall of the cup cylinder body is provided with high points or ridges, the bottom of the cup cylinder body is provided with a thin pipe opening which extends into the bottom of the cup cylinder but is not in contact with the bottom of the cup cylinder body, so that the cup can drain water and flow into the bottom of the cup cylinder body conveniently, and the bottom of the cup cylinder body is provided with a raised handle which can be taken down from the lower part of the cup cylinder body to drain the accumulated water; the study shelf is characterized in that drawers are simplified from a study shelf 2021105540203 (application number), the space of the drawers is arranged in a storage chamber, the storage chamber is expanded to store casual articles such as gloves, red scarf and ink bottles, a paging mechanism is simplified, the lower part of a support (1) is partially removed, the lower part of the support (1) is inverted to form an L, other parts are reserved, the rest part of the lower part of the support (1) supports the study shelf and is fixed in the middle of the front part of a desktop plate, reading materials are placed on the study shelf, the three-dimensional space on the desktop plate is fully utilized, important points of the materials on the study shelf, problems of doing the materials and the like can be written and copied on the desktop plate, the body can be rightly seated without distortion and deformation, the front view angle of eyes is suitable for protecting eyesight, materials such as test papers and lectures with the breadth below A3 can be unfolded on the desktop plate, the writing is convenient and unobstructive, and the structure of the study shelf becomes simple.

The surfaces of two chair foot pedals of the tablet chair are provided with elastic anti-slip layers and can rotate, and the chair foot pedals can rotate to comfortable angle positions along with two feet after the legs are bent; the chair connecting rod connects the two chair lower legs for reinforcement, the two chair lower legs are respectively connected with the two chair upper legs through bolt through holes, the height is adjusted by the bolts penetrating through different holes, and the other chair connecting rod connects the two chair upper legs for reinforcement.

The two chair elastic beams fixed together with the two chair upper legs respectively have an elastic arc in the lower backrest at the L-shaped corner, when the chair backrest is leaned backwards, the chair elastic beams have a buffering function, and the elastic arc cannot go out of the periphery of the chair backrest.

The chair back has two holes for hand holding and one posture correcting belt to be worn on shoulder for correcting posture, and the belt buckle can regulate the length of the belt and may be detached for taking the posture correcting belt.

Advantageous effects

The invention has the advantages that the problems and the defects in the background technology are solved, the stability adjusting mechanism of the desk of the school desk and chair is simple in structure through scientific and reasonable design, after the legs are extended and contracted, the foot pedals of the school desk and chair are respectively and independently rotated to a comfortable position along with the feet, the buffer of the chair elastic beam is realized when the back of the chair is leaned, people feel comfortable, relaxed and not easy to fatigue, the containing space of the data is greatly increased by two pairs of desk hoppers, the taking is convenient, two to five hooks are stringed on the connecting rod on the desk, the drawing board, the schoolbag, the umbrella and the like can be hung, the pen container and the cup cylinder are arranged in the holes at the front two corners of the desktop plate, the convenient, safe and sanitary use is brought, the simple learning frame with the containing chamber is provided, the gloves, the ink bottles and the larger stationery or other objects can be placed in the containing chamber, the data can be conveniently placed above the learning frame when the data is read, the three-dimensional space on the desktop is fully utilized, the data need or the problems can be written on the learning frame, the chair has the advantages that the body can be rightly seated, the body is not easy to distort and deform, the forward-looking angle of eyes is suitable and is favorable for protecting eyesight, two holes in the chair backrest can be used as hand holes to take the tablet chair for convenient use, a posture correcting belt is respectively connected in series and sleeved on the shoulder to correct posture when sitting, the posture correcting belt mainly comprises a belt and a belt buckle, the belt buckle can adjust the length of the belt, the posture correcting belt can be detached from the belt buckle when not in use, the use is clean and convenient, the narrow grooves are few in recess and convenient to clean and clean, and the space is fully and reasonably utilized.

Drawings

FIG. 1 is a schematic axial view of a school desk and chair according to the present invention;

FIG. 2 is a schematic front view of a school desk and chair according to the present invention;

FIG. 3 is a schematic side view of a school desk and chair according to the present invention;

FIG. 4 is an enlarged view of the structure at A in FIG. 3 according to the present invention;

FIG. 5 is a sectional view of a barrel according to the present invention;

FIG. 6 is a top view of the cartridge of the present invention;

FIG. 7 is a cross-sectional view of a cartridge according to the present invention;

description of the drawings: 01-cup, 02-universal regulation type cup, 021-ball cup, 022-ball stud, 023-nut, 024-ball seat sleeve, 03-connecting plate, 04-data, 101-desk leg, 102-desk lower connecting rod, 103-desk pedal, 104-desk auxiliary bucket, 105-desk upper leg, 106-desk upper connecting rod, 107-hook, 108-desk bucket, 109-desktop plate, 110-pen container, 1101-pen container body, 1102-pen container cover, 1103-magnet, 111-learning frame, 112-cup container, 1121-cup container body, 1122-cup container bottom 201-chair lower leg, 202-chair connecting rod, 203-pedal shaft, 204-chair pedal, 205-chair upper leg, 206-chair elastic beam, 207-seat panel, 208-backrest and 209-posture correction belt.

Detailed Description

The following further describes the embodiments of the present invention with reference to the drawings.

School desk and chair is composed of desk and chair; the school desk and chair is described by the following main component forming mode:

the desk is the same as the floor part of the desk chair, two groups which are the same and consist of foot cups 01 and universal adjusting foot cups 02 are respectively arranged on the desk and the desk chair feet, any one group consists of three foot cups 01 and one universal adjusting foot cup 02, the three foot cups 01 are respectively sleeved on the three leg feet for fixing, and the universal adjusting foot cup 02 is sequentially connected by a ball head foot cup 021, a ball head stud 022, a nut 023 and a ball head foot cup sleeve 024; in any group, the school desk and chair is adjusted to be stable only by the universal adjusting type foot cup 02 and the connecting plate 03 fixed on the legs and feet of the school desk and chair through threaded connection, then the school desk and chair is locked by the nut 023, the ball head foot cup sleeve 024 is sleeved, in any group, the school desk and chair is stable only by the universal adjusting type foot cup 02 being adjustable, the foot cup and the universal adjusting type foot cup are elastic and anti-skidding, the appearance is the same after installation, and the structure is neat.

Two table foot pedals 103 of the desk are alternately strung on the lower table connecting rod 102 and can only relatively rotate with the lower table connecting rod 102, the surfaces of the table foot pedals 103 are provided with elastic anti-slip layers, the upper table foot pedals 103 can rotate to a foot comfortable angle position along with two feet after legs are extended, and meanwhile, the lower table connecting rod 102 connects the two lower table legs for strengthening; the table auxiliary bucket 104 is arranged on the lower leg 101 of the table in an 'h' shape, the opening is inclined upwards and outwards, when the data 04 is vertically placed in the table auxiliary bucket 104, the part exposed outside does not exceed the periphery of the table top, and when the data 04 is placed inwards or outwards, the space above is not obstructed enough.

The lower table legs 101 are connected to the upper table legs 105 through holes with bolts, respectively, and the heights are adjusted by passing bolts through different holes, and the upper table legs 105 are in an inverted shape; two to five hooks 107 are strung on the desktop connecting rod 106, can radially rotate or axially move relative to the desktop connecting rod 106, and are used for hanging pieces such as a drawing board, a schoolbag and an umbrella, and meanwhile, the desktop connecting rod 106 connects the two desktop legs 105 to play a role in strengthening.

The two table upper legs 105, the table hopper 108 and the table top plate 109 are fixed together by fasteners, openings at two front corners of the table top plate 109 are respectively filled with a pen container 110 and a cup container 112, and a learning frame 111 is fixed in the middle of the front part; the pen container 110 mainly comprises a pen container body 1101, a pen container cover 1102 and a magnet 1103, wherein the magnet 1103 with different forms is arranged on the opening edge and the bottom of the pen container body 1101, the magnet 1103 with different forms is arranged on the opening edge and the bottom of the pen container cover 1102, the pen container cover 1102 is covered on the pen container body 1101 and can be adsorbed, the pen container cover 1102 is taken down and can be adsorbed on the bottom of the pen container body 1101, the pen container body 1101 and the pen container cover 1102 can be connected through a buckle or a screw, the pen container 110 is filled with stationery, and the pen container cover 1102 is covered to prevent accidental injury; the cup cylinder 112 is mainly formed by connecting a cup cylinder 1121 and a cup cylinder bottom 1122 in a threaded manner or a buckled manner, and the like, wherein the inner wall of the cup cylinder 1121 is provided with a high point or an edge, the bottom of the cup cylinder 1121 is provided with a thin pipe opening which is deep into the cup cylinder bottom 1122 but is not contacted, so that water can be drained and flows into the cup cylinder bottom 1122, and the cup cylinder bottom 1122 is provided with a raised handle which can be taken down from the lower part of the cup cylinder 1121 to pour accumulated drained water; the learning frame 111 is formed by simplifying the learning frame 2021105540203 (application number) with a drawer, adding the space of the drawer into a containing chamber, expanding the containing chamber, containing sundry articles such as gloves, red scarf and ink bottles, simplifying a paging mechanism, removing part of the lower part of a support (1), forming the lower part into an inverted L shape, keeping the other parts, supporting the learning frame by the rest part of the lower part of the support (1) and fixing the learning frame in the middle of the front part of a desktop plate, placing the reading data on the learning frame, and fully utilizing the three-dimensional space on the desktop, the key points of the data 04 or the questions can be written on the desk top plate 109, picked and taken on the learning frame 111, the body can be seated and the body is not easy to distort and deform, the front view angle of the eyes is suitable, which is beneficial to protecting the eyesight, the materials 04 such as test paper, lectures and the like with the breadth below A3 can be unfolded on the desk top, so that the writing is convenient and the writing is not in the way, and the structure of the learning rack 111 is simplified in the storage room of the learning rack 111.

Two chair foot pedals 204 of the tablet chair are respectively arranged at the front parts of the lower chair legs 201 through pedal shafts 203, the two lower chair legs 201 are connected through a chair connecting rod 202, the two lower chair legs 201 are respectively connected with the two upper chair legs 205 through bolt through holes, the two upper chair legs 205 are connected through another chair connecting rod 202, and the two upper chair legs 205 are respectively connected and fixed with the two elastic chair beams 206; the chair seat panel and the chair backrest are respectively arranged at the lower part and the upper part of the two chair elastic beams; the two posture correcting belts are respectively strung on two holes of the chair backrest.

The tablet chair is mainly arranged in such a way that two chair foot pedals are respectively arranged at the front parts of the lower chair legs through pedal shafts, the lower chair legs are connected through a chair connecting rod, the two lower chair legs are respectively connected with the two upper chair legs through bolt through holes, the two upper chair legs are connected through another chair connecting rod, and the two upper chair legs are respectively fixed with the two elastic chair beams; the chair seat panel and the chair backrest are respectively arranged at the lower part and the upper part of the two chair elastic beams; the two posture correcting belts are respectively strung on two holes of the chair backrest.

Two chair foot pedals 204 of the tablet chair are provided with elastic anti-slip layers on the surfaces and can rotate, the two chair foot pedals 204 are respectively arranged at the front parts of the chair lower legs 201 through pedal shafts 203, the chair foot pedals 204 can rotate to comfortable angle positions along with the two feet after the legs are bent, the chair connecting rods 202 connect the two chair lower legs 201 for reinforcement, the two chair lower legs 201 are respectively connected with the two chair upper legs 205 through bolt through holes, the heights of the chair seat surfaces are adjusted by passing bolts through different holes, the two chair upper legs 205 are connected and reinforced by the other chair connecting rod 202, the two chair upper legs 205 and the two chair elastic beams 206 are respectively connected and fixed together, the two chair elastic beams 206 are provided with an elastic arc inside the lower part of a corner similar to an L shape, when the chair back 208 is leaned, the chair elastic arc 206 has a buffering function and is leaned inside, and the periphery of the chair back 208 is not provided.

The seat panel 207 and the backrest 208 are respectively arranged at the lower part and the upper part of the two chair elastic beams 206; the chair back 208 is provided with two holes which can be used as hand holes for taking the tablet chair, and can be respectively stringed with a posture correcting belt 209 to be sleeved on the shoulder for correcting the posture when sitting, the posture correcting belt 208 mainly comprises a belt and a belt buckle, the belt buckle can adjust the length of the belt, and the posture correcting belt can be detached from the belt buckle when not in use.

The height of school desk and chair is adjusted by different bolt through-hole connection of upper and lower legs, and is adjustable in a certain range, the specific height is configured according to the height of each year of large, middle and primary schools and infants, the size and interval of foot pedals of school desk and chair, the size of table hopper, the table top, the seat panel, the width of chair backrest and the length and width of posture correcting belt are configured according to the use requirements of each year of large, middle and primary schools and infants, the table auxiliary hopper is generally configured in the middle school time period, the posture correcting belt is configured in the grades of each year of infants and three years below, the size of the learning frame is configured according to the textbook format of each year, and other uses are configured according to the needs.

In the description of the present invention, it is necessary to state that: the terms "upper", "lower", "inner", "outer", "forward", "center", "landing", "radial", "axial", and the like are indicative of orientations and positional relationships, merely to facilitate a simplified description of the invention, and are not intended to indicate or imply that the device or component in question must have a particular orientation, a particular orientation configuration and operation, and is therefore not to be considered limiting; school desk and chair are formed integrally or by removing part of components; the embodiments are merely illustrative of the technical solutions of the present invention and not restrictive, the described embodiments are only preferred embodiments of the present invention, rather than all embodiments, and all other embodiments, which are based on the embodiments of the present invention and are not intended to limit the present invention, and any modifications, equivalents, improvements, etc. made by those skilled in the art within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. School desk chair, including desk and desk chair, characterized by: the desk is mainly composed of a leg cup, a universal adjusting leg cup, a connecting plate, a lower desk leg, a lower desk connecting rod, a desk leg pedal, a desk auxiliary hopper, an upper desk leg, an upper desk connecting rod, a hook, a desk hopper, a desktop plate, a pen container, a learning frame and a cup barrel; the tablet chair mainly comprises a foot cup, a universal adjusting foot cup, a connecting plate, a lower chair leg, a pedal shaft, a chair foot pedal, a chair connecting rod, an upper chair leg, an elastic chair beam, a chair seat panel, a chair backrest and a posture correcting belt;

the floor parts of the school desk and chair are the same, the universal adjusting type foot cups are in threaded connection with the connecting plates, the connecting plates are respectively fixed with one leg of the school desk and the school chair, and the foot cups are respectively arranged on the other legs of the school desk and chair;

the desk is characterized in that two desk pedals are connected in series at intervals on a lower desk connecting rod, the lower desk connecting rod connects two lower desk legs, a desk auxiliary hopper is arranged on the lower desk legs, and the two lower desk legs are respectively connected with the two upper desk legs through bolt through holes; two to five hooks are strung on the table connecting rod, and the table connecting rod connects the two table upper legs; the upper legs, the table hopper and the table top board are fixed together, the pen container and the cup container are respectively arranged in the openings of the two front corners of the table top board, and the learning frame is fixed in the middle of the front part;

the chair is characterized in that two chair foot pedals are respectively arranged at the front parts of lower chair legs through pedal shafts, a chair connecting rod connects the lower chair legs, the lower chair legs are respectively connected with the upper chair legs through bolt through holes, the upper chair legs are connected through another chair connecting rod, the upper chair legs are respectively fixed with two chair elastic beams, a chair seat panel and a chair backrest are respectively arranged at the lower parts and the upper parts of the two chair elastic beams, and two posture correcting belts are respectively stringed on two holes of the chair backrest.

2. The school desk and chair of claim 1, wherein: the desk is the same as the floor part of the desk chair, two groups of the desk which are the same and composed of foot cups and universal adjusting foot cups are respectively arranged on the legs of a school desk and chair, any one group is composed of three foot cups and one universal adjusting foot cup, the three foot cups are respectively fixed on the three legs, the universal adjusting foot cups are sequentially connected by ball head foot cups, ball head studs, nuts and ball head foot cup sleeves, only one universal adjusting foot cup in any group is connected with a connecting plate fixed on the legs of the school desk and chair through threads to adjust the school desk and chair to be stable, then the school desk and chair is locked by the nuts, the ball head foot cup sleeves are sleeved, and only the universal adjusting foot cup in any group can be adjusted to stabilize the school desk and chair.

3. The school desk and chair of claim 1, wherein: the two table pedals of the desk are connected in series at intervals on the lower table connecting rod and can only relatively rotate with the lower table connecting rod, the surfaces of the table pedals are provided with elastic anti-skidding layers, the upper table pedals can rotate to a comfortable angle position along with the two feet after the legs are extended, and the lower table connecting rod connects the two lower table legs together for strengthening; the lower leg of the table is in an h shape, the auxiliary hopper of the table is arranged on the lower leg of the table, the opening is inclined upwards and outwards, when the data is vertically placed in the auxiliary hopper of the table, the part exposed outside does not exceed the periphery of the table top, and the space above is not obstructed enough when the data is placed inwards or taken outwards.

4. The school desk and chair of claim 1, wherein: said desktop leg such as an inverted shape; two to five hooks are strung on the desktop connecting rod and can rotate or move relative to the desktop connecting rod, so that the hooks such as a drawing board, a schoolbag and an umbrella can be hung on the desktop connecting rod, and meanwhile, the desktop connecting rod connects two desktop legs together to play a reinforcing role.

5. The school desk and chair of claim 1, wherein: the desk legs, the desk hopper and the desk panel are fixed together by fasteners, holes at the front two corners of the desk panel are respectively filled with a pen container and a cup container, and a learning frame is fixed in the middle of the front part; the pen container mainly comprises a pen container body, a pen container cover and a magnetic attraction device, wherein different forms of magnetic attraction are arranged on the opening edge and the bottom of the pen container body; the cup cylinder is mainly formed by connecting a cup cylinder body and a cup cylinder bottom in a threaded or buckled manner, the inner wall of the cup cylinder body is provided with a high point or a ridge, the bottom of the cup cylinder body is provided with a thin pipe opening which is deep into the bottom of the cup cylinder but is not in contact with the bottom of the cup cylinder so as to facilitate the water draining of the water cup to flow into the bottom of the cup cylinder, and the bottom of the cup cylinder is provided with a raised handle which can be taken down from the lower part of the cup cylinder body to drain the accumulated water; the learning frame is characterized in that a drawer is simplified from a learning frame 2021105540203 (application number), the space of the drawer is added into a storage chamber, the storage chamber is expanded, a paging mechanism is simplified, the lower part of a support (1) is shaped like an inverted L after part of the lower part of the support (1) is removed, other parts are reserved, the rest part of the lower part of the support (1) supports the learning frame to be fixed in the middle of the front part of a desktop plate, reading data can be placed on the learning frame, and the data with the breadth below A3 can be unfolded on the desktop plate.

6. The school desk and chair of claim 1, wherein: the surfaces of the two chair foot pedals are provided with elastic anti-slip layers and can rotate, and the chair foot pedals can rotate to the foot comfortable angle position along with the two feet after the legs are bent.

7. The school desk and chair of claim 1, wherein: the elastic arc is arranged in the lower backrest of the L-shaped corner of the two chair elastic beams, when the chair backrest is leaned backwards, the chair elastic beams have a buffering effect, and the elastic arc is arranged in the backrest and does not extend out of the periphery of the chair backrest.

8. The school desk and chair of claim 1, wherein: the chair back is provided with two holes which can be used as hand holes and used when taking a tablet chair, and can be respectively stringed with a posture correcting belt which is sleeved on the shoulder to correct the posture when sitting.