CN212995593U

CN212995593U - Rotary structure capable of changing desk into bed

Info

Publication number: CN212995593U
Application number: CN202020570104.7U
Authority: CN
Inventors: 王世旭
Original assignee: Guangzhou Yixueyaoming Education Consulting Co ltd
Current assignee: Guangzhou Yixueyaoming Education Consulting Co ltd
Priority date: 2020-04-16
Filing date: 2020-04-16
Publication date: 2021-04-20
Anticipated expiration: 2030-04-16

Abstract

The utility model relates to the technical field of desks, in particular to a rotary structure which can lead a desk to become a bed, comprising an expandable desk support frame consisting of a bottom support frame, a middle support frame and a top support frame; one end of the bottom support frame is connected with one end of the middle support frame through a first rotating structure, and the other end of the middle support frame is connected with the top support frame through a second rotating structure; the first rotating structure comprises a transverse supporting rod connected with the bottom supporting frame and a vertical supporting rod connected with the middle supporting frame, the transverse supporting rod is connected with a rotating bearing, an accommodating cavity is arranged in the transverse supporting rod, the other end of the rotating bearing is provided with a buckle, the vertical supporting rod is further provided with a rotating button, and a contraction spring assembly is further arranged between the rotating button and the buckle. The multifunctional desk can quickly finish the mutual conversion from the desk and the chair to the noon break bed, changes the single purpose of the existing products, and helps a user to feel funny about sleeping on the lying desk.

Description

Rotary structure capable of changing desk into bed

Technical Field

The utility model relates to the technical field of desks, in particular to a rotating structure which can lead a desk to become a bed.

Background

At present, desks and folding noon break beds for schools and training institutions occupy large occupied space in use, especially for training institutions with small areas, the existing desks and the folding noon break beds cannot be well converted, and therefore space utilization rate of the desks and the folding noon break beds in the training institutions and the schools is reduced. Therefore, the students cannot have a full rest in the process of the class industry due to the influence of space and the incapability of switching between the desk and the folding lunch break bed, so that the physical and psychological health of the students is influenced.

SUMMERY OF THE UTILITY MODEL

In order to overcome the above-mentioned defects of the prior art, the present invention provides a rotary structure that can make a desk become a bed, so as to solve the problems proposed in the above-mentioned background art.

The utility model provides a technical scheme that problem among the prior art adopted does: a rotary structure capable of changing a desk into a bed comprises an expandable desk support frame consisting of a bottom support frame, a middle support frame and a top support frame; one end of the bottom support frame is movably connected with one end of the middle support frame through a first rotating structure, and the other end of the middle support frame is movably connected with the top support frame through a second rotating structure; the first rotating structure comprises a transverse supporting rod connected with the bottom supporting frame and a vertical supporting rod connected with the middle supporting frame, the transverse supporting rod is connected with a rotating bearing, a containing cavity for limiting the rotating angle of the rotating bearing is arranged in the transverse supporting rod, the other end of the rotating bearing is provided with a buckle matched with the vertical supporting rod, the vertical supporting rod is further provided with a rotating button, and a contraction spring assembly is further arranged between the rotating button and the buckle.

As the preferred scheme of the utility model, be equipped with the restriction piece that accounts for circumference fourth in the holding cavity.

As a preferred embodiment of the present invention, the first rotating structure is identical to the second rotating structure in structure.

As a preferred scheme of the utility model, a desktop panel is arranged on the upper surface of the top support frame, and a first mattress is detachably arranged on the lower surface of the top support frame opposite to the desktop panel; the utility model discloses a mattress, including middle part support frame, first mattress, second mattress, third mattress, bottom support frame, the inboard of middle part support frame is gone up to dismantle and is equipped with the second mattress, the bottom of second mattress still swing joint has the third mattress, the third mattress can expand to the bottom support frame on.

As the preferred proposal of the utility model, one end of the third mattress is connected with the lower end of the second mattress through a rotating connecting device.

As the preferred scheme of the utility model, the middle part support frame is still including setting up the preceding baffle at the surface of middle part support frame, second mattress demountable installation be in on the internal surface of preceding baffle.

As a preferable scheme of the utility model, the inner surface of the first mattress is connected with the lower surface of the tabletop panel through a first detachable connecting device; the inner surface of the second mattress is connected with the inner surface of the front baffle plate through a second detachable connecting device.

As the preferable proposal of the utility model, the outer surface of the third mattress is also provided with a support plate which is contacted with the bottom support frame when the third mattress is unfolded.

As the utility model discloses an optimal scheme, the bottom sprag frame includes two parallel arrangement's first bracing piece and second bracing piece, the middle part support frame includes two parallel arrangement's third bracing piece and fourth bracing piece, the top sprag frame includes two parallel arrangement's fifth bracing piece and sixth bracing piece, all be equipped with a plurality of connecting rods between first bracing piece and the second bracing piece, between third bracing piece and the fourth bracing piece and between fifth bracing piece and the sixth bracing piece, through first revolution mechanic swing joint between the one end of first bracing piece and third bracing piece and between the one end of second bracing piece and fourth bracing piece, between the other end of third bracing piece and the fifth bracing piece and between the other end of fourth bracing piece and the sixth bracing piece through second revolution mechanic swing joint.

Compared with the prior art, the utility model discloses following technological effect has:

the utility model discloses in one kind can make the desk become the revolution mechanic of bed, this revolution mechanic can accomplish the desk chair fast and to the mutual transformation of noon break bed, has changed the single usage of current article class, realizes multiple functions's demand in effectual space, great saving the space, improved the utilization efficiency in space, practiced thrift the material that uses simultaneously, reach the effect of environmental protection, changed user's habits and customs in addition, thoroughly help the user to take the inelegant that the desk was sleeped about not lying prone.

Drawings

FIG. 1 is a structural diagram of a rotary structure of the desk of the present invention which can be changed into a bed;

FIG. 2 is one of the structural diagrams of the first rotary structure or the second rotary structure of the rotary structure for changing the desk into a bed according to the present invention;

FIG. 3 is a second structural diagram of the first rotary structure or the second rotary structure of the rotary structure for changing the desk into a bed according to the present invention;

FIG. 4 is a structural diagram of a first state of the middle support frame of the utility model, which can change the desk into a rotary structure of the bed;

FIG. 5 is a structural diagram of a second middle supporting frame of the utility model, which can change the desk into a rotary structure of the bed;

FIG. 6 is a connecting structure diagram of a first mattress and a tabletop panel in a rotary structure for changing a desk into a bed according to the present invention;

fig. 7 is a connection structure diagram of the second mattress and the third mattress in the rotary structure of the utility model which can change the desk into the bed.

Reference numbers in the figures: 1. a bottom support frame; 2. a middle support frame; 3. a top support frame; 4. a first rotating structure; 5. a second rotating structure; 6. a desktop panel; 7. a first mattress; 8. a second mattress; 9. a third mattress; 10. a front baffle; 11. a support plate; 12. a first detachable connection device; 13. a groove; 14. a rotating connection device; 16. a second detachable connection; 301. a first support bar; 302. a second support bar; 303. a third support bar; 304. a fourth support bar; 305. a fifth support bar; 306. a sixth support bar; 307. a connecting rod; 401. a transverse support bar; 402. a vertical support bar; 403. a rotating bearing; 404. buckling; 405. rotating the button; 406. a retraction spring assembly; 407. an accommodating cavity; 408. and limiting the block.

Detailed Description

The following describes the present invention with reference to the accompanying drawings. It should be noted that the description of the embodiments is provided to help understanding of the present invention, but the present invention is not limited thereto. In addition, the technical features related to the embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.

As shown in the attached drawings: a rotary structure capable of changing a desk into a bed comprises an expandable desk support frame consisting of a bottom support frame 1, a middle support frame 2 and a top support frame 3; one end of the bottom support frame 1 is movably connected with one end of the middle support frame 2 through a first rotating structure 4, and the other end of the middle support frame 2 is movably connected with the top support frame 3 through a second rotating structure 5; specifically, the bottom bracket 1 comprises a first supporting rod 301 and a second supporting rod 302 which are arranged in parallel, the middle supporting frame 2 comprises a third supporting rod 303 and a fourth supporting rod 304 which are arranged in parallel, the top support 3 comprises two parallel fifth 305 and sixth 306 support bars, a plurality of connecting rods 307 are arranged between the first supporting rod 301 and the second supporting rod 302, between the third supporting rod 303 and the fourth supporting rod 304 and between the fifth supporting rod 305 and the sixth supporting rod 306, one end of the first support bar 301 and one end of the third support bar 303, and one end of the second support bar 302 and one end of the fourth support bar 304 are movably connected through a first rotating structure 4, the other end of the third support bar 303 is movably connected with the fifth support bar 305, and the other end of the fourth support bar 304 is movably connected with the sixth support bar 306 through a second rotating structure 5.

Further, the first rotating structure 4 comprises a transverse support rod 401 connected with the bottom support frame and a vertical support rod 402 connected with the middle support frame, the transverse support rod 401 is connected with a rotating bearing 403, a buckle 404 matched with the vertical support rod 402 is arranged at the other end of the rotating bearing 403, the vertical support rod 402 is further provided with a rotating button 405, and a contraction spring assembly 406 is further arranged between the rotating button 405 and a shell of the rotating bearing 403; the first rotating structure 4 and the second rotating structure 5 have the same structure, specifically, taking the first rotating structure 4 as an example, the first rotating structure 4 includes a horizontal support bar 401 connected to the first support bar 301 and a vertical support bar 402 connected to the third support bar 303, a through groove is provided at a connecting end of the first support bar 301, the horizontal support bar 401 is installed in the through groove, similarly, the vertical support bar 402 is installed in the through groove of the third support bar 303, the horizontal support bar 401 is connected to a rotating bearing 403, an accommodating cavity 407 for limiting a rotation angle of the rotating bearing 403 is provided in the horizontal support bar 401, a limiting block 408 occupying one fourth of a circumference is provided in the accommodating cavity 407, in this embodiment, the rotating bearing 403 has a semicircular structure, that is, the rotating bearing 403 can rotate 90 ° in the accommodating cavity 407, a buckle 404 matched with the vertical support bar 402 is provided at the other end of the rotating bearing 403, the vertical support rod 402 is further provided with a rotary button 405, a contraction spring assembly 406 is further arranged between the rotary button 405 and the buckle 404, the buckle 404 is separated from the rotary bearing 403 by adjusting the rotary button 405, the rotation of the rotary bearing 403 is realized, and then the transverse support rod 401 and the vertical support rod 402 drive the first support rod 301 and the third support rod 303 to rotate in opposite directions, so that the relative angle between the first support rod 301 and the third support rod 303 is adjusted to be 180 degrees by 90 degrees, and the working principle between the second support rod 302 and the fourth support rod 304, the third support rod 303 and the fifth support rod 305, and the working principle between the fourth support rod 304 and the sixth support rod 306 are consistent with the above.

A table top panel 6 is arranged on the upper surface of the top support frame 3, and a first mattress 7 is detachably arranged on the lower surface of the top support frame 3 opposite to the table top panel 6; the inner side of the middle support frame 2 is detachably provided with a second mattress 8, specifically, the tabletop panel 6 is fixedly arranged on the connecting rod 307, and two ends of the tabletop panel 6 are just embedded into the two oppositely arranged support rods, namely, the tabletop panel 6 and the surfaces of the support rods are just on the same plane; meanwhile, in order to facilitate the first mattress 7 to be detachably mounted on the lower surface of the table top panel 6, a groove 13 matched with the connecting rod 307 is formed in the mounting surface of the first mattress 7 and the table top panel 6, so that the connecting rod 307 can be embedded into the groove 13 (the groove 13 is also formed in the second mattress 8 and the third mattress 9, and is not described herein any more), and the inner surface of the first mattress 7 can be better connected with the lower surface of the table top panel 6.

Further, in order to enable the whole desk to be unfolded to become a bed, the bottom of the second mattress 8 is also movably connected with a third mattress 9, and the third mattress 9 can be unfolded to the bottom support frame 1, so that the first mattress 7 on the top support frame 3, the second mattress 8 on the middle support frame 2 and the third mattress 9 on the bottom support frame 1 are unfolded to form a bed.

In particular, one end of the third mattress 9 is connected to the lower end of the second mattress 8 by means of a pivoting connection 14, which pivoting connection 14 may be a hinge.

Preferably, the middle supporting frame 2 further comprises a front baffle plate 10 arranged on the outer surface of the middle supporting frame 2, the second mattress 8 is detachably mounted on the inner surface of the front baffle plate 10, and the connection mode of the second mattress 8 and the front baffle plate 10 is the same as the connection mode of the first mattress 7 and the table top panel 6 in this embodiment, and the description is omitted here.

As a preferable scheme of the present invention, the inner surface of the first mattress 7 is connected with the lower surface of the table top panel 6 through a first detachable connecting device 12; the inner surface of the second mattress 8 is connected with the inner surface of the front baffle plate 10 through a second detachable connecting device 16, and the first detachable connecting device 12 and the second detachable connecting device 16 can adopt magic tapes.

Preferably, the outer surface of the third mattress 9 is further provided with a support plate 11 which contacts the bottom support 1 when the third mattress 9 is unfolded, and in this embodiment, the third mattress 9 and the support plate 11 are connected in the same way as the first mattress 7 and the tabletop panel 6, and will not be described in detail herein.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A rotary structure capable of changing a desk into a bed is characterized in that: comprises an expandable desk support frame consisting of a bottom support frame, a middle support frame and a top support frame; one end of the bottom support frame is movably connected with one end of the middle support frame through a first rotating structure, and the other end of the middle support frame is movably connected with the top support frame through a second rotating structure; the first rotating structure comprises a transverse supporting rod connected with the bottom supporting frame and a vertical supporting rod connected with the middle supporting frame, the transverse supporting rod is connected with a rotating bearing, a containing cavity for limiting the rotating angle of the rotating bearing is arranged in the transverse supporting rod, the other end of the rotating bearing is provided with a buckle matched with the vertical supporting rod, the vertical supporting rod is further provided with a rotating button, and a contraction spring assembly is further arranged between the rotating button and the buckle.

2. The rotary structure for changing desk into bed as claimed in claim 1, wherein: a limiting block which occupies one fourth of the circumference is arranged in the accommodating cavity.

3. The rotary structure for changing desk into bed as claimed in claim 1, wherein: the first rotating structure is consistent with the second rotating structure in structure.

4. The rotary structure for changing desk into bed as claimed in claim 1, wherein: a table top panel is arranged on the upper surface of the top supporting frame, and a first mattress is detachably arranged on the lower surface of the top supporting frame opposite to the table top panel; the utility model discloses a mattress, including middle part support frame, first mattress, second mattress, third mattress, bottom support frame, the inboard of middle part support frame is gone up to dismantle and is equipped with the second mattress, the bottom of second mattress still swing joint has the third mattress, the third mattress can expand to the bottom support frame on.

5. The rotary structure for changing desk into bed as claimed in claim 4, wherein: one end of the third mattress is connected with the lower end of the second mattress through a rotary connecting device.

6. The rotary structure for changing desk into bed as claimed in claim 4, wherein: the middle support frame further comprises a front baffle arranged on the outer surface of the middle support frame, and the second mattress is detachably mounted on the inner surface of the front baffle.

7. The rotary structure for changing desk into bed as claimed in claim 4, wherein: the inner surface of the first mattress is connected with the lower surface of the tabletop panel through a first detachable connecting device; the inner surface of the second mattress is connected with the inner surface of the front baffle plate through a second detachable connecting device.

8. The rotary structure for changing desk into bed as claimed in claim 4, wherein: the outer surface of the third mattress is also provided with a support plate which is in contact with the bottom support frame when the third mattress is unfolded.

9. The rotary structure for changing desk into bed as claimed in claim 1, wherein: the utility model discloses a set of bracing piece, including bottom sprag frame, middle part support frame, top sprag frame, first bracing piece, second bracing piece, middle part support frame, top sprag frame and second bracing piece, between third bracing piece and the fourth bracing piece, and between fifth bracing piece and the sixth bracing piece all be equipped with a plurality of connecting rods, between the one end of first bracing piece and third bracing piece, and between the one end of second bracing piece and fourth bracing piece through first revolution mechanic swing joint, between the other end of third bracing piece and the fifth bracing piece, and between the other end of fourth bracing piece and the sixth bracing piece through second revolution mechanic swing joint.