CN211323490U

CN211323490U - Hip thigh is exerted pressure and is fixed folding table chair dual-purpose device

Info

Publication number: CN211323490U
Application number: CN201921729771.9U
Authority: CN
Inventors: 仇涛; 刘成; 马天龙; 肖宇豪; 黄琳
Original assignee: Nanjing Forestry University
Current assignee: Nanjing Forestry University
Priority date: 2019-10-15
Filing date: 2019-10-15
Publication date: 2020-08-25
Anticipated expiration: 2029-10-15

Abstract

The utility model discloses a folding table and chair dual-purpose device for applying pressure to hip thigh, which comprises a panel, a supporting rod I, a supporting rod II, a hip pressing plate and the like, wherein a shaft lever extends out from the center of the top surface on the right side of the panel, a panel regulator is installed on the shaft lever, the panel is connected with a connecting piece I through the shaft lever and the panel regulator, the right end of the connecting piece I is connected with the supporting rod I in the vertical direction through a vertical regulating shaft I, the lower end of the supporting rod I is connected with the connecting piece II through a transverse regulating shaft, the lower end of the connecting piece II is connected with the supporting rod II through the vertical regulating shaft, and the bottom end of the supporting rod II is hinged; the buttockss thigh fixed mode of exerting pressure that this patent adopted and panel multi-angle, multiposition are adjustable, and can expand fast and folding, and small portable, the panel inclines backward can act as backrest, can provide the portable and comfortable table chair dual-purpose device of light that people are suitable for more application scenes and satisfy the demand of interim official working of writing and rest.

Description

Hip thigh is exerted pressure and is fixed folding table chair dual-purpose device

Technical Field

The invention relates to a foldable dual-purpose device of a table and a chair, in particular to a dual-purpose device of a table and a chair, which can be folded by pressing the hip and the thigh to fix.

Background

In modern work and life, the situation that temporary writing and office work are needed under the condition that no desk is available and a seat back rest is not available for leaning and resting is often encountered, people can place books and computers on thigh surfaces to bend down for writing operation or bend the waist and back for resting under the common situation, so that the severe discomfort feeling is generated by bending down and pressing the leg surfaces for a long time and the physical health of people is threatened.

At present, there are many patents on folding tables and portable tables, which have the function of reducing the floor space of the table and facilitating the carrying by containing the table legs. For example, chinese patent No. 201410577973.1 discloses a portable folding table, which is opened and folded by folding and unfolding legs, so as to realize the folding and portable functions of the table. As another example, chinese patent No. 201910364174.9 discloses a multifunctional folding table and chair, which is connected by a movable part to fold a table and a seat, so as to realize folding of the table and chair and function conversion between the table and the chair. However, these patents have the disadvantages of large volume, heavy weight, inconvenience in carrying about, cumbersome storage, need of being matched with a stool for use, and the like.

Therefore, it is necessary to design a light, portable and comfortable dual-purpose device of table and chair to meet the temporary writing and office work and rest requirements of people.

Disclosure of Invention

The technical scheme for solving the problems is as follows: the utility model provides a buttockss thigh is exerted pressure and is fixed dual-purpose device of folding table chair, adopt thigh or buttock to push down the buttockss pressure plate of desk below and guarantee that the desk is stable, expand the function that the panel realized the desk through unilateral supporting rod, can realize quick expansion and folding, and the volume is less can put into the schoolbag, the handbag, can also use with the chair, sofa and bed cooperation, and direct exclusive use also possesses complete desk function when sitting on ground, the panel inclines backward to arrange human body back in, still can regard as the backrest of rest usefulness in order to solve above-mentioned problem.

The invention provides a folding table-chair dual-purpose device for pressing, fixing and folding hip and thigh, which comprises a panel, a supporting rod I, a supporting rod II, a hip pressing plate and the like, and is characterized in that: a shaft lever extends out of the center of the top surface of the right side of the panel, a panel adjuster is mounted on the shaft lever, the panel is connected with the connecting piece I through the shaft lever and the panel adjuster, the panel can rotate 360 degrees around the shaft lever and is adjusted and fixed through the panel adjuster; the right end of the connecting piece I is connected with an upper supporting rod I in the vertical direction through a vertical adjusting shaft I; the lower end of the supporting rod I is connected with the connecting piece II through a transverse adjusting shaft, the lower end of the connecting piece II is connected with the supporting rod II through a vertical adjusting shaft, and the bottom end of the supporting rod II is hinged with the right end of the hip pressing plate through a self-locking hinge.

Preferably, the panel adjuster comprises a pull rod, a spring and a latch, the latch is sleeved on the shaft rod and fixed to form a rotating structure with the shaft rod, the spring is sleeved on a pull rod middle rod, the upper end of the spring is fixed to the upper portion of the connecting piece I, the lower end of the spring is fixed to the lower portion of the pull rod middle rod, and under the action force of the spring, tooth grooves at the lower end of the pull rod can be meshed with the upper portion of the latch to limit rotation of the shaft rod and the latch, so that rotation of the panel is limited. The pull rod is pulled upwards, so that tooth grooves at the lower end of the pull rod can be separated from teeth on the upper portion of the clamping teeth, the rotating structure formed by the shaft rod and the clamping teeth can rotate freely, and the panel can rotate freely to adjust a proper angle.

Preferably, buttockss clamp plate upper surface is equipped with the comfort that the cushion can increase the buttockss thigh when sitting and press, and the lower surface both sides are equipped with the frictional force that the rubber pad can increase buttockss clamp plate and holding surface and reduce the slip, and buttockss clamp plate upper surface right-hand member is articulated with vertical supporting rod II through self-locking hinge, can fix at 90 jiaos after expansion buttockss clamp plate and supporting rod II. The self-locking hinge is a hinge which can be conveniently obtained in the market, can be automatically fixed at a certain angle after being unfolded, and can be folded again by pressing a spring key on the hinge.

Preferably, the vertical adjusting shaft I, the vertical adjusting shaft II and the transverse adjusting shaft are respectively provided with a torque adjusting nut, and the rotating shaft can be fixed and loosened by adjusting the torque adjusting nuts, so that the angle position of each component is adjusted.

Preferably, the middle parts of the supporting rods I and II are hollowed, so that the weight is reduced, and the portability of the device is further improved.

Advantageous effects

The invention relates to a dual-purpose device of a table and a chair, wherein a panel is supported by a supporting rod at one side and a hip pressing plate at the lower part to realize the function of the table, the hip pressing plate is placed on a supporting object, the pressure is exerted by thighs or the buttocks to ensure the stability of the device, and the supporting object can be a chair, a sofa, a bed, a floor, the ground, a lawn and other places for sitting and resting. When the folding device is folded, the panel is only required to be adjusted to be horizontal, the position of the supporting rod is adjusted to be kept vertical, the self-locking hinge is unlocked to lift the hip pressing plate, and finally the panel is turned to the supporting rod to complete folding, so that the operation is rapid, simple and convenient. The device occupies small volume when being folded, can be put in a schoolbag or a handbag to be carried with, and can be taken out and unfolded for use at any time. The panel of the device can be adjusted in angle and position according to personal comfort, when a user writes and operates a computer on the device, the user does not need to bend down and can not press the leg surface, the requirement of temporary writing and working can be met by a light portable and comfortable desk, the panel is arranged behind the human body in a backward tilting mode, and the light portable and comfortable desk can also be used as a chair backrest for rest.

Description of the drawings:

fig. 1 is a schematic front view of the present invention.

Fig. 2 is a right side view of the present invention.

Fig. 3 is a top view of the present invention.

Fig. 4 is a schematic structural diagram of the panel conditioner of the present invention.

Fig. 5 is an enlarged schematic view of part a of the present invention.

Fig. 6 is an enlarged view of part B of the present invention.

Fig. 7 is a front view of the present invention in a folded state.

In the above drawings: 1. panel, 2, panel regulator, 3, connecting piece I, 4, vertical regulating spindle I, 5, supporting rod I, 6, horizontal regulating spindle, 7, connecting piece II, 8, vertical regulating spindle II, 9, supporting rod II, 10, auto-lock hinge, 11, buttockss clamp plate, 12, cushion, 13, rubber pad, 14, moment of torsion adjusting nut, 15, axostylus axostyle, 16, pull rod, 17, spring, 18, latch.

The specific implementation mode is as follows:

the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-7, the present invention provides a technical solution: a folding table and chair dual-purpose device for hip thigh pressing fixing comprises a panel 1, a panel adjuster 2, a connecting piece 3, a vertical adjusting shaft I4, a supporting rod I5, a transverse adjusting shaft 6, a connecting piece II 7, a vertical adjusting shaft II 8, a supporting rod II 9, a self-locking hinge 10, a hip pressing plate 11, a cushion 12, a rubber pad 13, a torque adjusting nut 14, a shaft rod 15, a pull rod 16, a spring 17 and a latch 18, wherein a shaft rod 15 extends out of the center of the top surface of the right side of the panel 1, the panel adjuster 2 is installed on the shaft rod 15, the panel 1 is connected with the connecting piece I3 through the shaft rod 15 and the panel adjuster 2, the panel 1 can rotate 360 degrees around the shaft rod 15 and is adjusted and fixed through the panel adjuster 2, the panel adjuster 2 comprises the pull rod 16, the spring 17 and the latch 18, the latch 18 is fixed on the shaft rod 15 to form a rotating structure together with the shaft, the cover has spring 17 on pull rod 16's the intermediate lever, the upper end top of spring 17 is on the upper portion in connecting piece I3, the lower extreme top is in the lower part of pull rod 16 intermediate lever, consequently can make pull rod 16 push down under spring 17's effort, thereby pull rod 16 lower extreme tooth's socket can restrict axostylus axostyle 15 and latch 18's rotation with latch 18 upper portion tooth intermeshing, and then restriction panel 1's rotation, during the use, upwards stimulate pull rod 16 alright make pull rod 16 lower extreme tooth's socket and latch 18 upper portion's tooth break away from each other, but the rotating-structure free rotation that axostylus axostyle 15 and latch 18 formed, thereby can free rotation panel 1 adjusts suitable angle.

The right-hand member of connecting piece I3 is connected with two ascending supporting rods I5 of vertical direction through vertical regulating shaft I4, and two supporting rods I5 lower extremes link to each other with connecting piece II 7 through horizontal regulating shaft 6, and connecting piece II 7 lower extreme is connected with two supporting rods II 9 through vertical regulating shaft. All be equipped with torque adjusting nut 14 on vertical regulating shaft I4, vertical regulating shaft II 8, the horizontal regulating shaft 6, come fixed and not hard up pivot through adjusting torque adjusting nut 14 to the angular position that can adjust each component plays the effect of adjusting panel 1 position.

The bottom end of the supporting rod II 9 is hinged with the right end of the hip pressing plate 11 through a self-locking hinge 10, the hip pressing plate 11 and the supporting rod II 9 can be fixed at an angle of 90 degrees after being unfolded, and the spring 17 key on the hinge can be pressed to release, fix and re-fold the hip pressing plate 11 and the supporting rod II 9. The upper surface of the hip pressing plate 11 is provided with a soft pad 12 which can increase the comfort when the hip thigh is pressed, and the two sides of the lower surface are provided with rubber pads 13 which can increase the friction force between the hip pressing plate 11 and the supporting surface thereof, thereby reducing the sliding and improving the stability of the table. The middle parts of the supporting rods I5 and II 9 are hollowed, so that the folding table is lighter in weight, and the portability of the folding table is improved.

Principle of operation

To this patent, under fold condition, at first expand buttockss clamp plate 11, hear "click" behind the sound promptly buttockss clamp plate 11 and the supporting rod auto-lock fixed, place buttockss clamp plate 11 on the supporting surface according to individual demand selection adopt the thigh to push down buttockss clamp plate 11 or adopt the buttockss to push down buttockss clamp plate 11 and play the effect of temporary fixation, different positions are exerted pressure and can be changed the relative distance of desk and human body, are suitable for different application scenarios. Unscrewing torque adjustment nut 14 and loosening vertical regulating spindle I4, turn over panel 1 anticlockwise just, unscrew horizontal adjustment axle 6 and vertical regulating spindle, vertical regulating spindle I4 is screwed up to suitable position after adjustment panel 1, vertical regulating spindle II 8 and horizontal adjustment axle 6, it makes panel 1 rotatable to make the pull rod 16 of pulling panel regulator 2 upwards at last, it loosens 1 angle of pull rod 16 fixed panel to rotate panel 1 to a suitable angle after, accomplish the operation of this patent desk function from fold condition to expansion.

Under the unfolded state, pull rod 16 of upward pulling panel regulator 2 makes panel 1 rotatable, adjust panel 1 to the level, loosen pull rod 16 fixed panel 1 angle, unscrew vertical regulating shaft II 8 and horizontal regulating shaft 6, adjust supporting rod I5 and supporting rod II 9 to the vertical, screw up vertical regulating shaft II 8 and horizontal regulating shaft 6 and make two supporting rods keep vertical state, unscrew vertical regulating shaft I4 and overturn panel 1 clockwise and make panel 1 lean on two supporting rods of vertical state, screw up vertical regulating shaft I4 fixed panel 1 position, press the spring key of self-locking hinge 10 at last and untie self-locking hinge 10 and close buttockss clamp plate 11, accomplish the operation from the unfolded state to the folding of this patent desk function.

Under folded state, only need to expand buttockss clamp plate 11, hear "click" behind the sound promptly buttockss clamp plate 11 and supporting rod auto-lock fixed, unscrew vertical regulating shaft II 8 and rely on comfortable demand adjustment supporting rod I5's inclination according to individual, screw up vertical regulating shaft II 8 fixed angle. The hip pressing plate 11 is placed on the supporting surface, the hip pressing plate 11 is pressed down by the hip, the upper component part of the hip pressing plate 11 is placed behind the human body and is used as a seat backrest for rest, and the operation from the folding state to the unfolding state of the chair function is completed.

Under desk functional state, the pull rod 16 of upwards pulling panel regulator 2 makes panel 1 rotatable, adjusts panel 1 to the level, loosens the 1 angle of pull rod 16 fixed panel, unscrews horizontal regulating shaft 6 and adjusts supporting rod II 9 to vertical, screws up horizontal regulating shaft 6, unscrews vertical regulating shaft II 8 and relies on comfortable demand adjustment as the inclination of the supporting rod I5 of back according to individual, screws up vertical regulating shaft II 8 fixed angle. The hip pressing plate 11 is placed on the supporting surface, the hip pressing plate 11 is pressed down by the hip, the upper component part of the hip pressing plate 11 is placed behind the human body and serves as a chair backrest for rest, and therefore the operation that the functions of the chair are changed from the functions of the table is completed.

In the functional state of the chair, the vertical adjusting shaft II 8 is unscrewed, and the supporting rod I5 is adjusted to be vertical. To the fixed angle of screwing up vertical regulating spindle II 8, press the spring button of self-locking hinge 10 at last and untie self-locking hinge 10 and get up buttockss clamp plate 11, accomplish this patent chair function from the state of expanding to folding operation.

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. The undescribed parts of the present invention are the same as or implemented using prior art.

Claims

1. A dual-purpose device of folding table chair is fixed in buttock thigh exert pressure, includes panel (1), support rod I (5), support rod II (9), buttock pressure board (11) etc. characterized in that: a shaft lever (15) extends out of the center of the top surface of the right side of the panel (1), a panel regulator (2) is installed on the shaft lever (15), and the panel (1) is connected with the connecting piece I (3) through the shaft lever (15) and the panel regulator (2);

the panel (1) can rotate 360 degrees around the shaft lever (15) and is adjusted and fixed through the panel adjuster (2); the panel adjuster (2) comprises a pull rod (16), a spring (17) and a latch (18); the latch (18) is tightly sleeved on the shaft lever (15) to form a rotating structure with the shaft lever (15); the upper part of the latch (18) can be meshed with the tooth groove at the lower end of the pull rod (16) to limit the rotation of the shaft lever (15) and the latch (18); a spring (17) is sleeved on the middle rod of the pull rod (16), the upper end of the spring (17) is fixed at the upper part of the connecting piece I (3), and the lower end of the spring (17) is fixed at the lower part of the middle rod of the pull rod (16);

the right end of the connecting piece I (3) is connected with a supporting rod I (5) in the vertical direction through a vertical adjusting shaft I (4); the lower end of the supporting rod I (5) is connected with the connecting piece II (7) through the transverse adjusting shaft (6), the lower end of the connecting piece II (7) is connected with the supporting rod II (9) through the vertical adjusting shaft, and the bottom end of the supporting rod II (9) is hinged with the right end of the hip pressing plate (11) through the self-locking hinge (10);

the middle parts of the supporting rod I (5) and the supporting rod II (9) are hollowed, so that the weight is reduced, and the portability is improved.

2. The hip-thigh pressure fixing foldable dual-purpose device of table and chair as claimed in claim 1, wherein: the panel (1) is horizontally unfolded and then placed in front of a human body, and can be used as a desktop for temporary writing and office work; after being obliquely unfolded, the chair can be placed on the human body and can be used as a chair backrest for temporarily leaning.

3. The hip-thigh pressure fixing foldable dual-purpose device of table and chair as claimed in claim 1, wherein: the upper surface of the hip pressing plate (11) is provided with a soft pad (12), and two sides of the lower surface are provided with rubber pads (13) capable of increasing friction force; the right end of the upper surface of the hip pressing plate (11) is hinged with a vertical supporting rod II (9) through a self-locking hinge (10), and the hip pressing plate (11) and the supporting rod II (9) can be self-locked at an angle of 90 degrees after being unfolded;

the hip pressing plate (11) applies vertical pressure to the hip or the leg to keep the stability of the device, the relative distance between a table and a human body can be changed by applying pressure to different parts, and the device is suitable for different application scenes.

4. The hip-thigh pressure fixing foldable dual-purpose device of table and chair as claimed in claim 1, wherein: the vertical adjusting shaft I (4), the vertical adjusting shaft II (8) and the transverse adjusting shaft (6) are all provided with torque adjusting nuts (14), and the rotating shaft can be fixed or rotated by adjusting the torque adjusting nuts (14);

after the hip pressing plate (11) is fixed, the position of the panel relative to the body can be changed through each adjusting shaft, so that different heights and application requirements can be met.