CN219845664U - Desk and chair convenient for afternoon nap - Google Patents
Desk and chair convenient for afternoon nap Download PDFInfo
- Publication number
- CN219845664U CN219845664U CN202321173140.XU CN202321173140U CN219845664U CN 219845664 U CN219845664 U CN 219845664U CN 202321173140 U CN202321173140 U CN 202321173140U CN 219845664 U CN219845664 U CN 219845664U
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- desk
- bevel gear
- rod
- chair
- base
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- 244000309464 bull Species 0.000 claims 2
- 238000010030 laminating Methods 0.000 claims 1
- 125000003003 spiro group Chemical group 0.000 claims 1
- 238000005516 engineering process Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 230000000630 rising effect Effects 0.000 description 2
- 230000007958 sleep Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
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Abstract
The utility model discloses a desk and chair convenient for afternoon nap, which comprises a base, wherein desk legs are arranged on the front side and the rear side of the top of the base, a desk is arranged at the top end of each desk leg, an extension plate is integrally formed on the left side of each desk leg, a rotating plate is connected between the two extension plates through a pin shaft, and one end of a connecting rod is hinged on the right side of each rotating plate.
Description
Technical Field
The utility model relates to the technical field of desks and chairs, in particular to a desk and chair convenient for afternoon nap.
Background
Along with the continuous promotion of mechanical desk chair technique, can appear in the campus for the desk chair that the student provided the sleep, current desk downside sets up through self-locking type hinged joint's commentaries on classics board, can rotate the commentaries on classics board to the slope when the student afternoon nap to the student's shank is placed, but when the student adjusts, just need to get up to operate the commentaries on classics board below the desk, is inconvenient for the student's operation, for this reason, we provide a desk chair of convenient afternoon nap.
Disclosure of Invention
The utility model aims to provide a desk and chair convenient for afternoon nap, which aims to solve the problems in the background technology.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the desk and chair comprises a base, desk legs are arranged on the front side and the rear side of the top of the base, a desk is arranged on the top ends of the desk legs, an extension plate is integrally formed on the left side of the desk legs, a rotating plate is connected between the two extension plates through a pin shaft, and one end of a connecting rod is hinged to the right side face of the rotating plate;
the top of the base is provided with a bar-shaped groove, the bar-shaped groove is internally provided with a screw rod, the left end and the right end of the screw rod are connected to the left wall and the right wall of the inside of the bar-shaped groove through bearings, the side wall of the screw rod is in threaded connection with a threaded seat, the other end of the connecting rod is hinged to the top of the threaded seat, a first bevel gear is arranged on the side wall of the screw rod, a second bevel gear is meshed with the first bevel gear, the top of the base is provided with a mounting seat, the top of the mounting seat is provided with a round hole, a relative rotating piece is arranged in the round hole, a rotating rod is connected to the round hole through the relative rotating piece, and the bottom end of the rotating rod is arranged at the top end of the second bevel gear;
the top of base is equipped with the chair leg, the bedplate is installed on the top of chair leg, the top right side of bedplate is through self-locking hinge connection having the backup plate.
Preferably, the screw rod further comprises a linkage rod, rectangular holes are formed in the side wall of the screw rod, the upper end and the lower end of the linkage rod are respectively arranged at the upper end and the lower end of the inner side wall of the first bevel gear, the first bevel gear is sleeved on the side wall of the screw rod, a limiting block is arranged on the right side of the bottom of the mounting seat, and the left side face of the limiting block is attached to the right side face of the first bevel gear.
Preferably, the left end of mount pad is equipped with the square hole, be equipped with the square pole in the square hole, the riser is all installed at both ends about the square pole, the top at the base is installed to the bottom of riser.
Preferably, the relative rotation piece comprises a circular ring, the inner side wall of the circular ring is integrally formed on the side wall of the rotating rod, an annular groove is formed in the inner side wall of the circular hole, and the circular ring is rotatably installed in the annular groove.
Preferably, the gangbar comprises a bar body, the upper end and the lower end of the bar body are respectively provided with a chute, one end of a spring is installed in each chute, the other end of each spring is provided with an inserting column, the upper end and the lower end of the inner side wall of the first bevel gear are respectively provided with a slot, and the inserting columns are inserted into the slots.
Compared with the prior art, the utility model has the beneficial effects that: according to the utility model, the desk legs are arranged at the bottoms of the desks, the extension plates are arranged at the left sides of the desk legs, the rotary plates are connected in the extension plates through the pin shafts, the connecting rods are hinged to the right side surfaces of the rotary plates, the screw rods are arranged at the tops of the bases, the screw rods are connected with the screw thread seats in a screwed mode, the other ends of the connecting rods are hinged to the screw thread seats, the first bevel gears are arranged on the screw rods, the second bevel gears are meshed with the second bevel gears, the second bevel gears are connected with the rotating rods, the positions of the rotating rods are located at the front side of the seat plate, students can sit and lie on the seat plate for rest, at the moment, the rotating rods can be rotated without rising up, and the rotary plates are driven to turn over so that the angles required by the students are achieved, the operation is convenient, and frequent rising up of the students is not needed.
Drawings
Fig. 1 is an overall front view of the present utility model.
Fig. 2 is a schematic view of a partial structure of the present utility model.
Fig. 3 is a schematic view of a linkage rod of the present utility model.
In the figure: 1. the desk comprises a base, 2, desk legs, 3, desks, 4, an extension plate, 5, a rotating plate, 6, a connecting rod, 7, a strip groove, 8, a screw, 9, a thread seat, 10, a first bevel gear, 11, a second bevel gear, 12, a mounting seat, 13, a round hole, 14, a rotating rod, 15, a relative rotating piece, 16, chair legs, 17, a seat plate, 18, a leaning plate, 19, a rectangular hole, 20, a linkage rod, 21, a limiting block, 22, a square rod, 23, a vertical plate, 24, a square hole, 25, a circular ring, 26, an annular groove, 27, a rod body, 28, a chute, 29, a spring, 30, a plug post, 31 and a slot.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1, 2 and 3, the present utility model provides a technical solution: the utility model provides a desk chair convenient for afternoon nap, includes base 1, and table leg 2 is all installed to both sides around the top of base 1, and desk 3 is installed on the top of table leg 2, and the left side integrated into one piece of table leg 2 has extension board 4, has swivel plate 5 through the round pin hub connection between two extension boards 4, and the right flank of swivel plate 5 articulates the one end that has connecting rod 6;
the front end position of the right side of the rotating plate 6 is hinged with the end part of the connecting rod 6.
The top of the base 1 is provided with a bar-shaped groove 7, a screw rod 8 is arranged in the bar-shaped groove 7, the left end and the right end of the screw rod 8 are connected to the left wall and the right wall of the interior of the bar-shaped groove 7 through bearings, a threaded seat 9 is connected to the side wall of the screw rod 8 in a threaded manner, the other end of the connecting rod 6 is hinged to the top of the threaded seat 9, a first bevel gear 10 is arranged on the side wall of the screw rod 8, a second bevel gear 11 is meshed on the first bevel gear 10, an installation seat 12 is arranged on the top of the base 1, a round hole 13 is arranged at the top of the installation seat 12, a relative rotating piece 15 is arranged in the round hole 13, a rotating rod 14 is connected to the inside of the round hole 13 through the relative rotating piece 15, and the bottom end of the rotating rod 14 is arranged at the top end of the second bevel gear 11;
the thread seat 9 is in a cuboid plate shape, a threaded hole is formed in the middle of the thread seat 9, the front side and the rear side of the thread seat 9 are respectively attached to the front side wall and the rear side wall of the interior of the strip-shaped groove 7 in a sliding mode, and the thread seat 9 is used for limiting the moving track of the thread seat 9 and can only move left and right.
The top of the base 1 is provided with chair legs 16, the top end of the chair legs 16 is provided with a seat board 17, and the right side of the top of the seat board 17 is connected with a backup plate 18 through a self-locking hinge.
As shown in fig. 1, the position of the rotating lever 14 is located at the front side of the seat plate 17, facilitating the operation of the rotating plate 5 by the student.
Specifically, the screw rod 8 is provided with a rectangular hole 19 on the side wall thereof, the upper end and the lower end of the linkage rod 20 are respectively arranged at the upper end and the lower end of the inner side wall of the first bevel gear 10, the first bevel gear 10 is sleeved on the side wall of the screw rod 8, the right side of the bottom of the mounting seat 12 is provided with a limiting block 21, and the left side face of the limiting block 21 is attached to the right side face of the first bevel gear 10.
The front side and the rear side of the linkage rod 20 are respectively contacted and attached with the front side wall and the rear side wall of the inside of the rectangular hole 19, and when the first bevel gear 10 rotates, the screw rod 8 can be driven to rotate simultaneously through the linkage rod 20.
By arranging the limiting block 21, the first bevel gear 10 and the second bevel gear 11 are always meshed together, so that the second bevel gear 11 can be driven to move left and right simultaneously when the first bevel gear 10 moves left and right conveniently.
Specifically, a square hole 24 is formed in the left end of the mounting seat 12, a square rod 22 is arranged in the square hole 24, vertical plates 23 are mounted at the left end and the right end of the square rod 22, and the bottom ends of the vertical plates 23 are mounted at the top of the base 1.
By providing the square bar 22, the movement locus of the mount 12 is limited, so that the mount 12 can move only left and right.
For example, when a student sleeps, the position of the seat board 17 can be adjusted left and right, when the seat board 17 moves rightwards and is far away from the position of the rotating rod 14, the rotating rod 14 can be directly moved rightwards, and meanwhile, the mounting seat 12, the second bevel gear 11 and the first bevel gear 10 move rightwards along with the rotating rod 14, so that the position of the rotating rod 14 moves, and the proper position adjustment of the student is facilitated.
Specifically, the relative rotation member 15 includes a ring 25, an inner side wall of the ring 25 is integrally formed on a side wall of the rotating rod 14, an annular groove 26 is formed in an inner side wall of the circular hole 13, and the ring 25 is rotatably mounted in the annular groove 26.
The ring 25 is rotatable only within the annular groove 26, but is not movable in other orientations within the annular groove 26 for relative rotation of the mount 12 and the rotary lever 14.
Specifically, the linkage rod 20 includes a rod body 27, the upper and lower ends of the rod body 27 are respectively provided with a chute 28, one end of a spring 29 is installed in the chute 28, the other end of the spring 29 is provided with a plug 30, the upper and lower ends of the inner side wall of the first bevel gear 10 are respectively provided with a slot 31, and the plug 30 is inserted in the slot 31.
The spring 29 of fig. 3 is in a compressed state.
By arranging the link lever 20 in a plurality of structures, it is convenient to assemble the link lever 20 with the first bevel gear 10 when the link lever 20 and the first bevel gear 10 are mounted at an early stage.
Working principle: when students are at noose, the position of the seat plate 17 can be adjusted left and right, when the seat plate 17 moves rightwards and is far away from the position of the rotating rod 14, the rotating rod 14 can be directly moved rightwards, meanwhile, the mounting seat 12, the second bevel gear 11 and the first bevel gear 10 move rightwards along with the rotating rod 14, so that the position of the rotating rod 14 moves, the rotating rod 14 is conveniently located near the hands of the students, the students can rotate the rotating rod 14, the rotating rod 14 drives the first bevel gear 10 to rotate through the second bevel gear 11, the first bevel gear 10 drives the screw rod 8 to rotate through the linkage rod 20, the screw rod 8 drives the screw seat 9 to move leftwards, and the screw seat 9 drives the rotating plate 5 to overturn through the connecting rod 6 until the rotating rod rotates to a proper angle.
The device structure and the drawings of the present utility model mainly describe the principle of the present utility model, and in terms of the technology of the design principle, the arrangement of the power mechanism, the power supply system, the control system, etc. of the device is not completely described, but the specific details of the power mechanism, the power supply system, and the control system thereof can be clearly known on the premise that those skilled in the art understand the principle of the present utility model.
In the description of the present utility model, it should be understood that the terms "coaxial," "bottom," "one end," "top," "middle," "other end," "upper," "one side," "top," "inner," "front," "center," "two ends," etc. indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, merely to facilitate description of the present utility model and simplify the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be configured and operate in a particular orientation; also, unless expressly specified and limited otherwise, the terms "disposed," "mounted," "connected," "fixedly mounted," and the like should be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intermediaries, or in communication with each other or in interaction with each other, unless explicitly defined otherwise, the meaning of the terms described above in this application will be understood by those of ordinary skill in the art in view of the specific circumstances.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. A desk and chair convenient for afternoon nap, which is characterized in that: the novel desk comprises a base (1), desk legs (2) are arranged on the front side and the rear side of the top of the base (1), a desk (3) is arranged at the top end of each desk leg (2), extension plates (4) are integrally formed on the left side of each desk leg (2), a rotating plate (5) is connected between the two extension plates (4) through a pin shaft, and one end of a connecting rod (6) is hinged to the right side surface of each rotating plate (5);
the top of base (1) is equipped with bar groove (7), be equipped with screw rod (8) in bar groove (7), both ends all are connected on the inside left and right walls of bar groove (7) through the bearing about screw rod (8), the spiro union has screw seat (9) on the lateral wall of screw rod (8), the other end of connecting rod (6) articulates the top at screw seat (9), install first bevel gear (10) on the lateral wall of screw rod (8), meshing has second bevel gear (11) on first bevel gear (10), mount pad (12) are installed at the top of base (1), the top of mount pad (12) is equipped with round hole (13), be equipped with relative rotation piece (15) in round hole (13), be connected with bull stick (14) through relative rotation piece (15) in round hole (13), the top of second bevel gear (11) is installed to the bottom of bull stick (14);
the top of base (1) is equipped with chair leg (16), bedplate (17) are installed on the top of chair leg (16), the top right side of bedplate (17) is connected with backup plate (18) through self-locking hinge.
2. A desk and chair for facilitating afternoon nap according to claim 1, characterized in that: still include gangbar (20), be equipped with rectangular hole (19) on the lateral wall of screw rod (8), both ends about the inside wall at first bevel gear (10) are installed respectively to gangbar (20), first bevel gear (10) cover is established on the lateral wall of screw rod (8), stopper (21) are installed on the bottom right side of mount pad (12), the left surface laminating of stopper (21) is on the right side of first bevel gear (10).
3. A desk and chair for facilitating afternoon nap according to claim 1, characterized in that: the left end of mount pad (12) is equipped with square hole (24), be equipped with square rod (22) in square hole (24), riser (23) are all installed at both ends about square rod (22), the top at base (1) is installed to the bottom of riser (23).
4. A desk and chair for facilitating afternoon nap according to claim 1, characterized in that: the rotary piece (15) comprises a circular ring (25), the inner side wall of the circular ring (25) is integrally formed on the side wall of the rotary rod (14), an annular groove (26) is formed in the inner side wall of the round hole (13), and the circular ring (25) is rotatably arranged in the annular groove (26).
5. A desk and chair for facilitating noon nap as claimed in claim 2 wherein: the linkage rod (20) comprises a rod body (27), sliding grooves (28) are formed in the upper end and the lower end of the rod body (27), one end of a spring (29) is installed in the sliding grooves (28), a plug-in column (30) is installed at the other end of the spring (29), slots (31) are formed in the upper end and the lower end of the inner side wall of the first bevel gear (10), and the plug-in column (30) is inserted into the slots (31).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321173140.XU CN219845664U (en) | 2023-05-16 | 2023-05-16 | Desk and chair convenient for afternoon nap |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321173140.XU CN219845664U (en) | 2023-05-16 | 2023-05-16 | Desk and chair convenient for afternoon nap |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219845664U true CN219845664U (en) | 2023-10-20 |
Family
ID=88321048
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321173140.XU Active CN219845664U (en) | 2023-05-16 | 2023-05-16 | Desk and chair convenient for afternoon nap |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219845664U (en) |
-
2023
- 2023-05-16 CN CN202321173140.XU patent/CN219845664U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |