CN219515661U - Directly lifting school desk and chair for students - Google Patents
Directly lifting school desk and chair for students Download PDFInfo
- Publication number
- CN219515661U CN219515661U CN202320114618.5U CN202320114618U CN219515661U CN 219515661 U CN219515661 U CN 219515661U CN 202320114618 U CN202320114618 U CN 202320114618U CN 219515661 U CN219515661 U CN 219515661U
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- chair
- desk
- lifting
- supporting legs
- support legs
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/62—Plastics recycling; Rubber recycling
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Abstract
The desk comprises desk support legs, book hoppers and desk plates are arranged on the desk support legs, the chair comprises chair support legs, chair seat plates are arranged on the chair support legs, a backrest plate capable of being adjusted in an inclined mode is arranged at the rear portion of each chair seat plate, lifting pieces are respectively fixedly arranged on two sides of each book hopper and/or each chair seat plate and are matched with the desk support legs and/or the chair support legs, and the lifting pieces can be respectively lifted in a limiting mode along the desk support legs and/or the chair support legs. The desk supporting leg and the chair supporting leg are respectively of a steel pipe structure with single two sides, the book hopper is sleeved on the desk supporting leg through the lifting piece and can move up and down along the desk supporting leg, so that the book hopper and the chair plate can be lowered to be in contact with the ground or close to the ground, the lifting adjustment range is large, and after the book hopper is adjusted to the required height, students can conveniently carry out noon break, the structure is simple, and the lifting adjustment operation is convenient.
Description
Technical Field
The utility model relates to a student desk and a chair, in particular to a student noon break desk and a chair which are directly lifted.
Background
Because students have different heights, in order to adapt to the heights of different students, the student desk and chair is usually designed into a structure capable of being adjusted in a lifting manner. The traditional lifting adjusting structure is characterized in that fixing plates are arranged on two sides of a book hopper and a chair plate, more than two lifting adjusting holes are formed in the fixing plates, fixing holes are formed in a table supporting leg and a chair supporting leg, the lifting adjusting holes of the fixing plates are fixed with the fixing holes through fasteners such as screws, and the defects of the structure are that: each time lifting and adjusting needs to be carried out, the screw is loosened and taken out by a tool, when the book hopper or the chair plate is adjusted to the required height, the screw is clamped into the corresponding lifting and adjusting hole and the corresponding fixing hole and is fixed, two persons are usually required to operate, the operation is very troublesome, and the adjusting efficiency is low. Therefore, people invented lifting desk and chair with different forms such as hand or key press, for example, chinese patent 201810876570.5, the patent name is a hand stepless lifting desk, and Chinese patent 201220109101.9, the patent name is a key type lifting desk, the desk legs and chair legs of the lifting desk and chair are divided into an upper sleeve and a lower sleeve, the upper sleeve is a large sleeve, the lower sleeve is a small sleeve, or the upper sleeve is a small sleeve, the lower sleeve is a large sleeve, the small sleeve is inserted into the large sleeve, and the lifting structure is arranged between the large sleeve and the small sleeve, although the lifting operation is more convenient, due to the structure limitation of the large sleeve and the small sleeve, the top point of the upper sleeve can only be lowered to the top point of the lower sleeve at most, namely, the position of half of the desk legs and the chair legs can only be lowered, and the lowering distance is limited.
Disclosure of Invention
The utility model aims to overcome the defects of the prior art and provide a direct lifting student noon break desk and chair which can be directly lowered to the ground or is close to the ground, has a large lifting adjustment range, is simple in structure and is convenient to operate.
The technical scheme of the student noon break desk and chair capable of being lifted directly is as follows: the desk comprises a desk and a seat, wherein the desk comprises desk supporting feet, book hoppers and a desk plate are arranged on the desk supporting feet, the seat comprises chair supporting feet, a chair seat plate is arranged on the chair supporting feet, a backrest plate capable of being obliquely adjusted is arranged at the rear part of the chair seat plate, lifting pieces are respectively fixedly arranged at two sides of the book hoppers and/or the chair seat plate and are respectively matched with the desk supporting feet and/or the chair supporting feet, and the lifting pieces can be respectively lifted and limited along the desk supporting feet and/or the chair supporting feet.
Further, a lifting hole penetrating up and down and a transverse button groove are formed in the lifting piece, the lifting hole is communicated with the button groove, a spring and a button are arranged in the button groove, one end of the spring is contacted with the bottom of the button groove, the other end of the spring is contacted with the button, a through hole is formed in the button, the through hole corresponds to the lifting hole, a limiting pin is arranged on one side, close to the spring, of the inner wall of the through hole of the button, more than two lifting adjusting holes are formed on one side of the table supporting leg and/or the chair supporting leg, and the limiting pin is matched with one lifting adjusting hole.
Further, the button is provided at the front side or the rear side or the left side or the right side of the lifter.
Further, the limit pin in the button is more than one.
Further, the table supporting leg and the chair supporting leg are respectively a single steel pipe at two sides or two steel pipes at two sides.
The direct lifting student noon break desk and chair has the beneficial effects that: the desk supporting legs and the chair supporting legs are respectively of a steel pipe structure with single two sides, the book hopper is sleeved on the desk supporting legs through the lifting piece and can move up and down along the desk supporting legs, the chair seat plate is sleeved on the chair supporting legs through the lifting piece and can move up and down along the chair supporting legs, the lifting piece is enabled to move to the highest position of the single pipe through the single pipe structure with two sides, the book hopper can be lowered to be in contact with the ground or close to the ground (if a middle connecting rod is arranged between the two desk supporting legs, the book hopper is in contact with the middle connecting rod and is in a position close to the ground), the chair seat plate can be lowered to be in contact with the ground or close to the ground (if a middle connecting rod is arranged between the two chair supporting legs, the chair seat plate is in contact with the middle connecting rod and is in a position close to the ground), after the lifting adjustment range is large, the book hopper can be conveniently used for noon break, the structure is simple, and the lifting adjustment operation is convenient.
Drawings
FIG. 1 is a perspective view of a desk in a mated state with a lifter;
FIG. 2 is a schematic view of the structure of the desk in the mated state with the lifting member;
FIG. 3 is a perspective view of the seat in a mated state with the lifter;
FIG. 4 is a schematic perspective view of the lifter;
FIG. 5 is a schematic view of the structure of the lifting member in a state of being in limit fit with the lifting adjusting holes of the table supporting legs through the limit pins of the buttons;
fig. 6 is a schematic view showing a structure of the lifter in a push-button inward pressed state.
Description of the embodiments
The utility model relates to a direct lifting student noon break desk and chair, as shown in figures 1-6, comprising a desk 1 and a chair 2, wherein the desk 1 comprises desk supporting legs 11, a book hopper 12 and a desk plate 13 are arranged on the desk supporting legs, the chair 2 comprises chair supporting legs 21, a chair seat plate 22 is arranged on the chair supporting legs, a backrest plate 23 which can be obliquely adjusted is arranged at the rear part of the chair seat plate, lifting pieces 3 are respectively fixedly arranged at two sides of the book hopper 12 and/or the chair seat plate 22, the lifting pieces are respectively matched with the desk supporting legs 11 and/or the chair supporting legs 21, and the lifting pieces can respectively limit lifting along the desk supporting legs 11 and/or the chair supporting legs 21.
Further, the lifting member 3 is provided with a lifting hole 31 and a transverse button groove 32 which are vertically penetrated, the lifting hole is communicated with the button groove, a spring 33 and a button 34 are arranged in the button groove 32, one end of the spring is contacted with the bottom of the button groove, the other end of the spring is contacted with the button 34, a through hole 35 is formed in the button, the through hole corresponds to the lifting hole 31, a limit pin 36 is arranged on one side of the inner wall of the through hole 35 of the button 34 close to the spring 33, more than two lifting adjusting holes 37 are formed on one side of the table supporting leg 11 and/or the chair supporting leg 21, and the limit pin is matched with one lifting adjusting hole 37.
Further, the button 34 is provided at the front or rear or left or right of the lifter 3. The position of the button 34 may be set as required, and the button 34 may be disposed at the front or rear or left side of the lifting member if the lifting member 3 is fixed to the left side hopper 12, and the button may be disposed at the front or rear or right side of the lifting member if the lifting member is fixed to the right side hopper.
Further, the number of the stopper pins 36 in the button 34 is more than one. Two limiting pins 36 can be arranged in the button 34, the lifting adjusting holes 37 can also be arranged into a plurality of groups of two, the two limiting pins 36 are matched with the two lifting adjusting holes 37, and the matching is more reliable.
Further, the table supporting leg 11 and the chair supporting leg 21 are respectively a single steel pipe at two sides or two steel pipes at two sides. The desk supporting leg 11 and the chair supporting leg 21 are made into the single steel pipes at two sides, so that the manufacturing cost can be reduced, the desk supporting leg 11 and the chair supporting leg 21 can be made into the double steel pipes at two sides, the structural strength of the desk and the chair can be improved,
the student's noon break desk and chair that this scheme directly goes up and down can set up this elevation structure alone on the desk, also can set up this elevation structure alone on the seat, also can set up this structure on desk and seat, mainly adopt the single steel tube structure in both sides with table supporting legs 11 and chair supporting legs 21 respectively, the book bucket 12 is established on table supporting legs 11 through lifting piece 3 cover, and can go up and down along table supporting legs and move, seat pan 22 is established on chair supporting legs 21 through lifting piece 3 cover, and can go up and down along chair supporting legs and move, the single tube structure in both sides makes lifting piece 3 remove to the highest position of single tube, also can remove to the bottommost position of single tube, make the book bucket can descend to contact with the ground or be close to ground (if there is the intermediate link between two supporting legs, the book bucket contacts with the intermediate link, be in near ground position), when the chair seat plate is lowered to contact with the ground or approach the ground (if an intermediate connecting rod is arranged between two chair supporting legs, the chair seat plate is contacted with the intermediate connecting rod and is positioned at a position close to the ground), during lifting adjustment, people can press the buttons 34 on the lifting pieces 3 on the two sides of the book bucket 12 or the backrest plate 23 simultaneously by both hands, the buttons drive the limiting pins 36 to move inwards, simultaneously the buttons press the springs 33 inwards, the limiting pins 36 are separated from the lifting adjustment holes 37 on the table supporting legs 11 or the chair supporting legs 21 inwards, at the moment, people can lift and adjust the book bucket 12 along the table supporting legs 11 through the lifting pieces 3 or lift and adjust the chair seat plate 22 along the chair supporting legs 21 through the lifting pieces 3, when the chair seat plate is adjusted to a specified position, the buttons 34 are released by fingers, the springs 33 push the buttons 34 to move outwards under the action of restoring force, the buttons drive the limiting pins 36 to be clamped into the lifting adjustment holes 37 at the corresponding positions, the limiting pin 36 is in limiting fit with the lifting adjusting hole 37 to prevent the book hopper 12 or the chair plate 22 from falling down; when the book hoppers 12 and the table 13 are lowered to the lowest point, the back rest plate 23 can be adjusted in a backward tilting mode (the specific structure of the back rest plate is the prior art), the chair seat plate 22 is adjusted to a required height, students can lie on the chair seat plate 22 and the back rest plate 23, legs are placed on the table 13 for noon break, and if the heights of the students are higher, the legs can also extend forward below the chair seat plate 22 of a front group of desk and chair; when the chair seat plate 22 is lowered to the lowest point, the book hopper 12 and the desk plate 13 can be lifted or kept at the height when in usual school, the back plate 23 is then adjusted in a backward tilting mode, the back plate is positioned below the book hoppers of a group of desk and chairs at the back in a backward tilting mode, students can lie on the chair seat plate 22 and the back plate 23, legs are placed on the ground below the book hoppers to carry out noon break, the lifting adjustment range is large, and after the lifting adjustment range is adjusted to the required height, the students can conveniently carry out noon break, the structure is simple, and the lifting adjustment operation is convenient.
Claims (4)
1. The utility model provides a student noon break desk and chair of direct lift, includes desk (1) and seat (2), desk (1) include table supporting legs (11), set up book fill (12) and table (13) on the table supporting legs, seat (2) include chair supporting legs (21), set up seat pan (22) on the chair supporting legs, but seat pan rear portion sets up inclination adjustment's back board (23), its characterized in that: lifting pieces (3) are respectively and fixedly arranged at two sides of the book hopper (12) and/or the chair plate (22), the lifting pieces are respectively matched with the desk supporting legs (11) and/or the chair supporting legs (21), the lifting pieces can respectively and limitedly lift along the desk supporting legs (11) and/or the chair supporting legs (21), lifting holes (31) and transverse button grooves (32) which are vertically penetrated are formed in the lifting pieces (3), the lifting holes are communicated with the button grooves, springs (33) and buttons (34) are arranged in the button grooves (32), one ends of the springs are contacted with the bottoms of the button grooves, the other ends of the springs are contacted with the buttons (34), through holes (35) are formed in the buttons, the through holes correspond to the lifting holes (31), limit pins (36) are arranged on one side, close to the springs (33), of the inner walls of the through holes (35) of the buttons (34), of the desk supporting legs (11) and/or the chair supporting legs (21) are provided with more than two lifting adjusting holes (37), and the limit pins are matched with one lifting adjusting hole (37).
2. The direct lift student noon break desk and chair of claim 1 wherein: the button (34) is arranged on the front side or the rear side or the left side or the right side of the lifting piece (3).
3. The direct lift student noon break desk and chair of claim 1 wherein: the number of the limiting pins (36) in the button (34) is more than one.
4. The direct lift student noon break desk and chair of claim 1 wherein: the table supporting legs (11) and the chair supporting legs (21) are respectively a single steel pipe at two sides or two steel pipes at two sides.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202320114618.5U CN219515661U (en) | 2023-01-18 | 2023-01-18 | Directly lifting school desk and chair for students |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202320114618.5U CN219515661U (en) | 2023-01-18 | 2023-01-18 | Directly lifting school desk and chair for students |
Publications (1)
Publication Number | Publication Date |
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CN219515661U true CN219515661U (en) | 2023-08-15 |
Family
ID=87633928
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202320114618.5U Active CN219515661U (en) | 2023-01-18 | 2023-01-18 | Directly lifting school desk and chair for students |
Country Status (1)
Country | Link |
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CN (1) | CN219515661U (en) |
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2023
- 2023-01-18 CN CN202320114618.5U patent/CN219515661U/en active Active
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