CN214904788U

CN214904788U - Ductility desk convenient to student noon break

Info

Publication number: CN214904788U
Application number: CN202120262267.3U
Authority: CN
Inventors: 高青; 吴中敏
Original assignee: Jiangxi Yangmeixin Honesty Industry Group Co ltd
Current assignee: Jiangxi Yangmeixin Honesty Industry Group Co ltd
Priority date: 2021-01-30
Filing date: 2021-01-30
Publication date: 2021-11-30
Anticipated expiration: 2031-01-30

Abstract

The utility model discloses a ductility desk convenient for noon break of students, belonging to the technical field of student tools and comprising a base, wherein the top of the base is fixedly provided with a sleeve, the inner cavity of the sleeve is connected with a lifting rod in a sliding way, the top of the lifting rod penetrates through the sleeve and extends to the outside of the sleeve to be fixedly provided with a shell, and the bottom bearing of the inner cavity of the sleeve is supported with a first threaded rod; through the sleeve pipe, the lifter, first threaded rod, first gear, the setting of second gear and bull stick, can adjust the height of desk, according to student's height, adjust suitable height, increase the comfort level that the student stoop down on the desk for noon break, through the pipe box, the carriage release lever, the second threaded rod, the third gear, the fourth gear, the pivot, the fifth gear, the setting of sixth gear and connecting rod, can rise the backup pad, let the student lie prone on the cushion for noon break, comfort level when having improved student noon break has guaranteed the quality that the student had a rest.

Description

Ductility desk convenient to student noon break

Technical Field

The utility model relates to a student's apparatus technical field specifically is a ductility desk convenient to student noon break.

Background

The desk for students is provided by the Ministry of health according to recent human body measurement data and special investigation of China, is newly revised and issued in 2002 by the State administration of quality inspection, and the two previous standards are abandoned at the same time.

At present most schools are early in class time in the afternoon, the student does not have sufficient time to return dormitory noon break, most students can only select to lie prone and carry out noon break at the desk, and current desk, because of the desktop is wood system or plastic materials usually, the desktop material is harder, when the student carries out noon break, arm tingling appears easily, the condition of four limbs aching, the comfort level of sleep and the quality of rest have been influenced, cause student's attention not concentrated in class in the afternoon, learning efficiency is not high, therefore we need to provide a ductility desk convenient to student noon break.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a ductility desk convenient to student noon break possesses the advantage of adjusting the desk height and increasing the comfort level to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a ductility desk convenient for noon break of students comprises a base, wherein a sleeve is fixedly installed at the top of the base, an inner cavity of the sleeve is connected with a lifting rod in a sliding mode, the top of the lifting rod penetrates through the sleeve and extends to the outside of the sleeve to be fixedly provided with a shell, a bottom bearing of the inner cavity of the sleeve supports a first threaded rod, the top of the first threaded rod penetrates through the lifting rod and extends to the inner cavity of the lifting rod to be in threaded connection with the inner wall of the lifting rod, a first gear is fixedly installed at the bottom of the surface of the first threaded rod, a second gear is meshed with the surface of the first gear, and a rotating rod is fixedly installed on one side of the second gear;

the top of the shell is fixedly provided with a desktop, the top of the desktop is hinged with a connecting plate, two sides of the bottom of an inner cavity of the shell are fixedly provided with pipe sleeves, an inner cavity of each pipe sleeve is connected with a moving rod in a sliding manner, the top of the moving rod penetrates through the pipe sleeves and extends to the outer parts of the pipe sleeves to be fixedly provided with a supporting plate, a bottom bearing of the inner cavity of each pipe sleeve supports a second threaded rod, the top of the second threaded rod penetrates through the moving rod and extends to the inner cavity of the moving rod to be in threaded connection with the inner wall of the moving rod, the bottom of the surface of the second threaded rod is fixedly provided with a third gear, the surface of the third gear is meshed with a fourth gear, the inner cavity of the shell is provided with a rotating shaft, two ends of the rotating shaft respectively penetrate through the pipe sleeves and extend to the inner cavity of the pipe sleeves and the inner side of the fourth gear to be fixedly installed, the surface of the rotating shaft is fixedly provided with a fifth gear, and the surface of the fifth gear is meshed with a sixth gear, and the front surface of the sixth gear is fixedly provided with a connecting rod.

Preferably, one side of the rotating rod penetrates through the sleeve and extends to the outside of the sleeve to be fixedly provided with a rotating disc, and a top bearing at one side of the rotating disc supports a crank.

Preferably, the bottom fixed mounting of lifter both sides has the stopper, the sheathed tube inner chamber just is located the department that corresponds of stopper and has seted up the spacing groove, the surface of stopper and the inner chamber sliding connection of spacing groove.

Preferably, the front surface of the connecting rod penetrates through the shell and extends to the outside of the shell, a rotating knob is fixedly mounted on the outside of the shell, and a notch is formed in the front surface of the connecting plate.

Preferably, the bottom of the two sides of the moving rod is fixedly provided with a sliding block, the inner cavity of the pipe sleeve is provided with a sliding groove at the position corresponding to the sliding block, and the surface of the sliding block is connected with the inner cavity of the sliding groove in a sliding manner.

Preferably, the two sides of the surface of the rotating shaft are both sleeved with a support block, and the bottom of the support block is fixedly installed with the bottom of the inner cavity of the shell.

Preferably, the top of the supporting plate is fixedly provided with a cushion, the front of the shell is provided with a notch, the top of the desktop is provided with an opening at the corresponding position of the supporting plate, and the surface of the supporting plate is in sliding connection with the inner cavity of the opening.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses a setting of sleeve pipe, lifter, first threaded rod, first gear, second gear and bull stick can adjust the height of desk, according to student's height, adjusts suitable height, increases the comfort level that the student stooped down at noon break on the desk.

2. Through the setting of pipe box, carriage release lever, second threaded rod, third gear, fourth gear, pivot, fifth gear, sixth gear and connecting rod, can rise the backup pad, let the student lie prone and carry out noon break on the cushion, comfort level when having improved student's noon break has guaranteed the quality of student's noon break.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic front view of the present invention;

FIG. 3 is a schematic top view of the present invention;

FIG. 4 is an enlarged schematic view of the structure at A of FIG. 1 according to the present invention;

fig. 5 is an enlarged schematic view of the structure at B in fig. 1 according to the present invention.

In the figure: 1. a base; 2. a sleeve; 3. a lifting rod; 4. a housing; 5. a first threaded rod; 6. a first gear; 7. a second gear; 8. a rotating rod; 9. a desktop; 10. a connecting plate; 11. pipe sleeve; 12. a travel bar; 13. a support plate; 14. a second threaded rod; 15. a third gear; 16. a fourth gear; 17. a rotating shaft; 18. a fifth gear; 19. a sixth gear; 20. a connecting rod; 21. a turntable; 22. a limiting block; 23. a slider; 24. and (7) supporting the blocks.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1, fig. 3, fig. 4 and fig. 5, the present invention provides a technical solution: a ductility desk convenient for noon break of students comprises a base 1, a sleeve 2 is fixedly installed at the top of the base 1, an inner cavity of the sleeve 2 is connected with a lifting rod 3 in a sliding mode, a shell 4 is fixedly installed on the outer portion, penetrating through the sleeve 2, of the top of the lifting rod 3 and extending to the sleeve 2, a first threaded rod 5 is supported by a bottom bearing of the inner cavity of the sleeve 2, the top of the first threaded rod 5 penetrates through the lifting rod 3 and extends to the inner cavity of the lifting rod 3 to be in threaded connection with the inner wall of the lifting rod 3, a first gear 6 is fixedly installed at the bottom of the surface of the first threaded rod 5, a second gear 7 is meshed with the surface of the first gear 6, a rotating rod 8 is fixedly installed on one side of the second gear 7, the height of the desk can be adjusted through the arrangement of the sleeve 2, the lifting rod 3, the first threaded rod 5, the first gear 6, the second gear 7 and the rotating rod 8, the height of the desk can be adjusted to be proper height according to the heights of students, the comfort level of noon break of students lying on desks is increased;

a tabletop 9 is fixedly installed at the top of the shell 4, a connecting plate 10 is hinged at the top of the tabletop 9, pipe sleeves 11 are fixedly installed at two sides of the bottom of an inner cavity of the shell 4, a moving rod 12 is connected to the inner cavity of the pipe sleeves 11 in a sliding manner, a supporting plate 13 is fixedly installed at the top of the moving rod 12, the top of the moving rod 12 penetrates through the pipe sleeves 11 and extends to the outside of the pipe sleeves 11, a second threaded rod 14 is supported by a bottom bearing of the inner cavity of the pipe sleeves 11, the top of the second threaded rod 14 penetrates through the moving rod 12 and extends to the inner cavity of the moving rod 12 to be in threaded connection with the inner wall of the moving rod 12, a third gear 15 is fixedly installed at the bottom of the surface of the second threaded rod 14, a fourth gear 16 is meshed with the surface of the third gear 15, a rotating shaft 17 is arranged in the inner cavity of the shell 4, two ends of the rotating shaft 17 respectively penetrate through the pipe sleeves 11 and extend to the inner cavity of the pipe sleeves 11 to be fixedly installed with the inner sides of the fourth gear 16, a fifth gear 18 is fixedly installed on the surface of the rotating shaft 17, the surface meshing of fifth gear 18 has sixth gear 19, the front fixed mounting of sixth gear 19 has connecting rod 20, through pipe box 11, carriage release lever 12, second threaded rod 14, third gear 15, fourth gear 16, pivot 17, fifth gear 18, sixth gear 19 and connecting rod 20's setting, can rise backup pad 13, let the student lie prone and carry out noon break on the cushion, comfort level when having improved student's noon break has guaranteed the quality of student's noon break.

Referring to fig. 1, 2, 4 and 5, one side of the rotating rod 8 penetrates through the casing 2 and extends to the outside of the casing 2 to be fixedly provided with a rotating disc 21, a top bearing at one side of the rotating disc 21 supports a crank, which plays a role of saving power by matching the crank with the rotating disc 21, the bottoms of the two sides of the lifting rod 3 are fixedly provided with limit blocks 22, the inner cavity of the casing 2 and the corresponding position of the limit block 22 are provided with limit grooves, the surface of the limit block 22 is in sliding connection with the inner cavity of the limit grooves, so as to limit the lifting rod 3, prevent the lifting rod 3 from rotating when the first threaded rod 5 rotates and influence the normal movement of the lifting rod 3, the front surface of the connecting rod 20 penetrates through the casing 4 and extends to the outside of the casing 4 to be fixedly provided with a rotating knob, which plays a role of transmitting power, the front surface of the connecting plate 10 is provided with a notch, so that the connecting plate 10 can be conveniently opened, the bottoms of the two sides of the moving rod 12 are fixedly provided with slide blocks 23, the inner cavity of the pipe sleeve 11 and the corresponding position of the sliding block 23 are provided with sliding grooves, the surface of the sliding block 23 is in sliding connection with the inner cavity of the sliding grooves, the movable rod 12 can be limited, the second threaded rod 14 is prevented from driving the movable rod 12 to deviate when rotating, the normal movement of the movable rod 12 is influenced, the two sides of the surface of the rotating shaft 17 are all sleeved with the support blocks 24, the bottoms of the support blocks 24 and the bottoms of the inner cavities of the shell 4 are fixedly installed, the stability of the rotating shaft 17 during rotation is improved, the top of the supporting plate 13 is fixedly provided with a cushion, the comfort of students during noon break is improved, the front of the shell 4 is provided with notches, the students can conveniently store books, the top of the desktop 9 and the corresponding position of the supporting plate 13 are provided with openings, the surface of the supporting plate 13 is in sliding connection with the inner cavity of the openings, and the supporting plate 13 can conveniently move.

The working principle is as follows: rocking the crank, the crank drives the rotary table 21 to rotate, the rotary table 21 drives the rotary rod 8 to rotate, the rotary rod 8 drives the second gear 7 to rotate, the second gear 7 drives the first gear 6 to rotate, the first gear 6 drives the first threaded rod 5 to rotate, the first threaded rod 5 drives the lifting rod 3 to move, the lifting rod 3 drives the shell 4 to move, the shell 4 drives the table top 9 to move, the rocking of the crank is stopped after the shell is moved to a proper position, the connecting plate 10 is opened, the rotary knob is rotated, the rotary knob drives the connecting rod 20 to rotate, the connecting rod 20 drives the sixth gear 19 to rotate, the sixth gear 19 drives the fifth gear 18 to rotate, the fifth gear 18 drives the rotating shaft 17 to rotate, the rotating shaft 17 drives the fourth gear 16 to rotate, the fourth gear 16 drives the third gear 15 to rotate, the third gear 15 drives the second threaded rod 14 to rotate, the second threaded rod 14 drives the movable rod 12 to move, the movable rod 12 drives the support plate 13 to move, after the supporting plate 13 moves to a position required by the student, the rotating knob stops rotating, and therefore the whole desk adjusting process is completed.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a ductility desk convenient to student noon break, includes base (1), its characterized in that: the lifting device is characterized in that a sleeve (2) is fixedly mounted at the top of the base (1), an inner cavity of the sleeve (2) is connected with a lifting rod (3) in a sliding manner, the top of the lifting rod (3) penetrates through the sleeve (2) and extends to the outside of the sleeve (2) to be fixedly provided with a shell (4), a bottom bearing of the inner cavity of the sleeve (2) supports a first threaded rod (5), the top of the first threaded rod (5) penetrates through the lifting rod (3) and extends to the inner cavity of the lifting rod (3) to be in threaded connection with the inner wall of the lifting rod (3), a first gear (6) is fixedly mounted at the bottom of the surface of the first threaded rod (5), a second gear (7) is meshed with the surface of the first gear (6), and a rotating rod (8) is fixedly mounted on one side of the second gear (7);

the top of the shell (4) is fixedly provided with a desktop (9), the top of the desktop (9) is hinged with a connecting plate (10), two sides of the bottom of an inner cavity of the shell (4) are fixedly provided with pipe sleeves (11), an inner cavity of each pipe sleeve (11) is connected with a moving rod (12) in a sliding manner, the top of each moving rod (12) penetrates through the pipe sleeves (11) and extends to the outer parts of the pipe sleeves (11) to be fixedly provided with a supporting plate (13), a bottom bearing of the inner cavity of each pipe sleeve (11) supports a second threaded rod (14), the top of each second threaded rod (14) penetrates through the moving rod (12) and extends to the inner cavity of the moving rod (12) and is in threaded connection with the inner wall of the moving rod (12), the bottom of the surface of each second threaded rod (14) is fixedly provided with a third gear (15), the surface of each third gear (15) is meshed with a fourth gear (16), the inner cavity of the shell (4) is provided with a rotating shaft (17), the both ends of pivot (17) run through pipe box (11) respectively and extend to the inner chamber of pipe box (11) and the inboard fixed mounting of fourth gear (16), the fixed surface of pivot (17) installs fifth gear (18), the surface meshing of fifth gear (18) has sixth gear (19), the front fixed mounting of sixth gear (19) has connecting rod (20).

2. The malleable desk, as defined in claim 1, for facilitating noon break of a student, wherein: one side of the rotating rod (8) penetrates through the sleeve (2) and extends to the outer fixed mounting of the sleeve (2) to form a rotating disc (21), and a crank is supported by a top bearing on one side of the rotating disc (21).

3. The malleable desk, as defined in claim 1, for facilitating noon break of a student, wherein: the bottom fixed mounting of lifter (3) both sides has stopper (22), the inner chamber of sleeve pipe (2) just is located the department that corresponds of stopper (22) and has seted up the spacing groove, the surface of stopper (22) and the inner chamber sliding connection of spacing groove.

4. The malleable desk, as defined in claim 1, for facilitating noon break of a student, wherein: the front face of the connecting rod (20) penetrates through the shell (4) and extends to the outer portion of the shell (4) to be fixedly provided with a rotating knob, and the front face of the connecting plate (10) is provided with a notch.

5. The malleable desk, as defined in claim 1, for facilitating noon break of a student, wherein: the bottom of carriage release lever (12) both sides all fixed mounting have slider (23), the spout has been seted up to the inner chamber of pipe box (11) and the department that corresponds that is located slider (23), the surface of slider (23) and the inner chamber sliding connection of spout.

6. The malleable desk, as defined in claim 1, for facilitating noon break of a student, wherein: the two sides of the surface of the rotating shaft (17) are all sleeved with a support block (24), and the bottom of the support block (24) is fixedly installed with the bottom of the inner cavity of the shell (4).

7. The malleable desk, as defined in claim 1, for facilitating noon break of a student, wherein: the top fixed mounting of backup pad (13) has the cushion, the notch has been seted up in the front of casing (4), the top of desktop (9) just is located the department that corresponds of backup pad (13) and has seted up the opening, the surface and the open-ended inner chamber sliding connection of backup pad (13).