CN218978320U - Reversible desk - Google Patents

Abstract

The utility model relates to a reversible desk, which comprises a desk plate, desk legs and drawers, wherein the drawers are fixed below the desk plate, and the desk legs are positioned on two sides below the desk plate, and the reversible desk is characterized in that: the table rotates and sets up on the table leg, be equipped with articulated seat on the table leg, the table below corresponds articulated seat and is equipped with the articulated frame, articulated seat and articulated frame are last to wear to be equipped with articulated shaft and locking axle, it is equipped with the rotation groove around the articulated shaft to correspond the locking axle on the articulated frame, be equipped with connecting block and extension spring on the articulated seat, extension spring one end hook is located on the connecting block, and the other end hook is located on the locking axle, it is equipped with first locking groove to correspond the locking axle on the articulated seat, it is equipped with second locking groove and third locking groove respectively to correspond first locking groove to rotate the groove both ends, still be equipped with coupling assembling on the articulated frame, coupling assembling articulates on the locking axle. By adopting the technical scheme, the utility model provides the turnover desk with the simple turnover structure and convenient use.

Description

Reversible desk

Technical Field

The utility model relates to the field of desks, in particular to a reversible desk.

Background

Siesta is essential for the healthy growth of students. After the students learn in the morning, the students need to rest to supplement physical stamina, but the noon break time is short, and the students cannot easily go back and forth to run, so that most of the students can take afternoon nap in classrooms. However, more than 40 students are usually in a classroom, a plurality of tens of desk chairs are arranged in the classroom corresponding to the number of the students, due to the limitation of classroom space, the space between two adjacent rows is smaller, and the chair back can not fall backwards, so most students can only choose to lie on the desk for noon break, the comfort is poor, arms and eyes are pressed, the phenomena of arm tingling, vision decline and the like can also be caused, and healthy growth of the students is inconvenient.

The prior application with the application number of 201820685368.X and the name of a reversible desk discloses a desk with a desk plate capable of being turned over, so that space is saved, students can carry out comfortable noon break conveniently, but the turnover locking device of the desk is complex in structure, inconvenient to use and high in production cost.

Disclosure of Invention

The purpose of the utility model is that: in order to overcome the defects of the prior art, the utility model provides a turnover desk with a simple turnover structure and convenient use.

The technical scheme of the utility model is as follows: the utility model provides a can convertible desk, includes table, table leg and drawer, the drawer is fixed in the table below, the table leg is located the both sides of table below, the table rotates to set up on the table leg, be equipped with articulated seat on the table leg, the table below corresponds articulated seat and is equipped with the articulated frame, articulated seat and articulated frame are last to wear to be equipped with articulated shaft and locking axle, articulated frame is last to correspond the locking axle and to be equipped with the rotation groove around the articulated shaft, articulated seat is last to be equipped with connecting block and extension spring, one end hook of extension spring is located on the connecting block, and the other end hook is located on the locking axle, it is equipped with first locking groove to correspond the locking axle on the articulated seat, it is equipped with second locking groove and third locking groove respectively to rotate the groove both ends, still be equipped with coupling assembling on the articulated frame, coupling assembling articulates in the locking epaxial.

Preferably, the connecting assembly comprises a supporting seat and a connecting seat, wherein the supporting seat is fixedly arranged on the hinged frame and is provided with a limiting groove, one end of the connecting seat is hinged on the locking shaft, the other end of the connecting seat is provided with a limiting block corresponding to the limiting groove, and the connecting seat is also provided with a push-pull block.

By adopting the technical scheme, the desk plate is rotated and arranged on the desk legs, when the desk plate is turned over to a certain position, the locking shaft is pulled by the tension spring to enter the first locking groove to lock the desk plate, so that the desk plate can be stably positioned at a horizontal position for students to learn or be stably positioned at an inclined state, a larger space can be made in a limited classroom to cooperate with a desk and a chair for students to carry out comfortable noon break, and the problem that the students can only lie on the desk is solved. Plays the limiting effect to the connecting seat through spacing groove and stopper cooperation, prevents that the connecting seat from breaking away from the supporting seat, simple structure, convenient to use.

Still further, the present utility model provides: the desk leg includes the two inverted "T" type supporting legs that set up in opposition, inverted "T" type supporting legs includes the bottom rail and is located the montant on the bottom rail, the montant includes montant and lower montant, go up montant and lower montant scalable setting, be connected with the connecting rod between two upper montants, articulated seat is located the top of last montant, be connected with the foot rest lever between two inverted "T" type supporting legs.

By adopting the further arrangement, the connecting rod and the foot rest rod enable the two supporting feet to be more stable, and the foot rest rod can be used for stepping during noon break of students, so that noon break quality is improved.

Still further, the present utility model is provided with: and a protective cover is arranged on the outer side of the hinge frame.

By adopting the further arrangement, the protective cover is arranged at the hinge joint of the hinge seat and the hinge frame, so that the overturning structure is protected, and the service life of the table is prolonged.

Still further, the present utility model is provided with: and a hook is arranged on the outer side wall of the upper vertical rod.

By adopting the further arrangement, the storage capacity of the desk is increased through the hooks.

Drawings

FIG. 1 is a schematic view of a table in an inclined state according to the present utility model;

FIG. 2 is a schematic view of a horizontal table top structure according to the present utility model;

FIG. 3 is a schematic view of the overall structure of a table of the present utility model;

FIG. 4 is a schematic view of a connection structure between a leg and a table of the present utility model;

FIG. 5 is a cross-sectional view of a leg and table connection structure according to the present utility model;

FIG. 6 is a schematic view of a connecting assembly and a hinge base according to the present utility model;

FIG. 7 is a schematic diagram of the noon break use state of the present utility model.

Detailed Description

The technical solutions of the present embodiment will be clearly and completely described below with reference to the accompanying drawings, and it is obvious that the described embodiments 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.

It should be noted that all directional indications (such as up, down, front, and rear … …) in the description of the present utility model are merely for explaining the relative positional relationship, movement, etc. between the components in a certain specific posture (as shown in the drawings), and if the specific posture is changed, the directional indication is changed accordingly.

Furthermore, descriptions such as those referred to as "first," "second," and the like, are provided for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implying an order of magnitude of the indicated technical features in the present disclosure.

In addition, the technical solutions of the embodiments of the present utility model may be combined with each other, but it is necessary to base the implementation on the basis of those skilled in the art, and when the technical solutions are contradictory or cannot be implemented, it should be considered that the combination of the technical solutions does not exist, and is not within the scope of protection claimed by the present utility model.

As shown in fig. 1-7, the reversible desk comprises a desk plate 1, desk legs 2 and drawers 3, wherein the drawers 3 are fixed below the desk plate 1, the desk legs 2 are positioned on two sides below the desk plate 1, the desk plate 1 is rotatably arranged on the desk legs 2, the desk legs 2 are provided with hinge seats 21, the hinge seats 21 corresponding to the lower parts of the desk plate 1 are provided with hinge frames 11, the hinge seats 21 and the hinge frames 11 are penetrated with hinge shafts 4 and locking shafts 5, the hinge shafts 4 and the locking shafts 5 are arranged at intervals, the hinge frames 11 corresponding to the locking shafts 5 are provided with rotating grooves 111 around the hinge shafts 4, the hinge seats 21 are provided with connecting blocks 211 and tension springs 212, one ends of the tension springs 212 are hooked on the connecting blocks 211, the other ends of the tension springs 212 are hooked on the locking shafts 5, the hinge seats 21 are provided with first locking grooves 213 corresponding to the locking shafts 5, the two ends of the rotating grooves 111 are respectively provided with second locking grooves and third locking grooves 1112, when the first locking grooves 213 and the third locking grooves 213 are in a state of being overlapped with the first locking grooves 213 or the second locking grooves 213, and the first locking grooves 213 are connected with the first locking grooves 213 and the second locking grooves 213 are also connected with the horizontal locking components 112, and the horizontal locking components 112 are connected in the horizontal locking components or the horizontal locking components are formed in the horizontal mode; the connecting assembly 112 includes a supporting seat 1121 and a connecting seat 1122, the supporting seat 1121 is fixedly disposed on the hinge bracket 11, and a limiting slot 1123 is provided, where the supporting seat 1121 may be fixed with the hinge bracket 11 by a screw. One end of the connection seat 1122 is hinged on the locking shaft 5, a limiting block 1124 is arranged at the other end of the connection seat 1122 corresponding to the limiting groove 1123, the limiting block 1124 is positioned in the limiting groove 1123, the connection seat 1122 is supported by the cooperation of the limiting groove 1123 and the locking shaft 5, and the connection seat 1122 is also provided with a push-pull block 1125.

When the desk board is particularly used, when the first locking groove 213 is overlapped with the second locking groove 1111, the tension spring 212 pulls the locking shaft 5 to enter the first locking groove 213, so that the desk board is locked, and the desk board is kept in a horizontal state for students to learn. When noon break is needed, the push-pull block 1125 is pushed to drive the connecting seat 1122 to move, so as to drive the locking shaft 5 to come into the rotating groove 111, then the desk plate 1 is rotated, in the rotating process, when the third locking groove 1112 is overlapped with the first locking groove 213, the tension spring 212 pulls the locking shaft 5 to enter into the first locking groove 213, the desk plate 1 is locked to be inclined, the front-back row space in the teaching room is enlarged, and thus, the chair back of the chair of the student of the previous row can be inclined backwards by a certain angle, so that the student can lean against the chair for noon break, and the student is more comfortable. When learning is needed, the locking shaft 5 is brought back into the rotating groove 111 by pushing the push-pull block 1125, so that the table 1 can be turned to the horizontal position, and meanwhile, the tension spring 212 pulls the locking shaft 5 to automatically enter the first locking groove 213, so that the table 1 is kept in the horizontal state.

In this embodiment, the table leg 2 includes the two sets up to the type supporting legs 22 of falling "T" that set up, the type supporting legs 22 of falling "T" include the bottom rail 221 and be located the montant 222 on the bottom rail 221, the montant 222 includes montant 2221 and lower montant 2222, go up montant 2221 and the scalable setting of lower montant 2222, flexible setting can adapt to the student of different heights, be connected with connecting rod 2223 between two going up montants 2221, articulated seat 21 is located the top of going up montant 2221, be connected with foot rest bar 223 between two types of supporting legs 22 of falling "T", like this, connecting rod 2223 connects two montants 2221, and foot rest bar 223 connects on two lower montants 2222, makes table leg 2 more firm.

In this embodiment, a protective cover 113 is disposed on the outer side of the hinge frame 11, and the protective cover 113 covers the hinge seat 21 and the hinge frame 11, and covers the locking device, thereby protecting the hinge and the locking device from dust; the outer side wall of the upper vertical rod 2221 is provided with a hook 2224, thus increasing the capability of hanging articles by the desk and enhancing the article placing capability of the desk through the hook 2224.

Claims (5)

1. The utility model provides a desk that can overturn, includes table, table leg and drawer, the drawer is fixed in the table below, the table leg is located the both sides of table below, its characterized in that: the table rotates and sets up on the table leg, be equipped with articulated seat on the table leg, the table below corresponds articulated seat and is equipped with the articulated frame, articulated seat and articulated frame are last to wear to be equipped with articulated shaft and locking axle, it is equipped with the rotation groove to correspond the locking axle around the articulated shaft on the articulated frame, be equipped with connecting block and extension spring on the articulated seat, on the connecting block was located to extension spring one end hook, on the locking axle was located to the other end hook, it is equipped with first locking groove to correspond the locking axle on the articulated seat, it is equipped with second locking groove and third locking groove respectively to correspond first locking groove both ends, still be equipped with coupling assembling on the articulated frame, coupling assembling articulates on the locking axle.

2. The reversible desk of claim 1, wherein: the connecting assembly comprises a supporting seat and a connecting seat, wherein the supporting seat is fixedly arranged on the hinged frame and is provided with a limiting groove, one end of the connecting seat is hinged on the locking shaft, the other end of the connecting seat is provided with a limiting block corresponding to the limiting groove, and the connecting seat is also provided with a push-pull block.

3. The reversible desk of claim 1, wherein: the desk leg includes the two inverted "T" type supporting legs that set up in opposition, inverted "T" type supporting legs includes the bottom rail and is located the montant on the bottom rail, the montant includes montant and lower montant, go up montant and lower montant scalable setting, be connected with the connecting rod between two upper montants, articulated seat is located the top of last montant, be connected with the foot rest lever between two inverted "T" type supporting legs.

4. The reversible desk of claim 1, wherein: and a protective cover is arranged on the outer side of the hinge frame.

5. A reversible desk as claimed in claim 3, wherein: and a hook is arranged on the outer side wall of the upper vertical rod.

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