CN111568034A

CN111568034A - Supporting device for table capable of being adjusted to be horizontal by utilizing gravity action

Info

Publication number: CN111568034A
Application number: CN202010660497.5A
Authority: CN
Inventors: 黄粤
Original assignee: Guangzhou Tuoshuang Home Furnishing Co ltd
Current assignee: Guangzhou Tuoshuang Home Furnishing Co ltd
Priority date: 2020-07-10
Filing date: 2020-07-10
Publication date: 2020-08-25

Abstract

The utility model provides an utilize gravity action adjustable to horizontally strutting arrangement for desk, relates to desk technical field, including the fixing base, the outside fixedly connected with evenly distributed's of fixing base table leg, the inboard draw-in groove of all with the distribution of having seted up of fixing base, and the top swing joint of fixing base has the commentaries on classics piece. This utilize strutting arrangement for gravity action adjustable to horizontally desk, use through the cooperation of antislip strip and non slipping spur, when the desk is not level, at this moment upwards attract the back with the gravity piece, frictional force between antislip strip and the non slipping spur can restrict the gravity piece and move down, when the desk is adjusted to the level, at this moment the gravity piece can be in vertical state, frictional force between antislip strip and the non slipping spur is zero, the gravity piece can move down under the action of gravity, with electrorheological fluids extrusion downwards, make the rubber ring inflation and fixed shape, make the desk keep the level, thereby reached and utilized gravity to adjust desk to horizontally effect, the practicality of desk has been improved.

Description

Supporting device for table capable of being adjusted to be horizontal by utilizing gravity action

Technical Field

The invention relates to the technical field of tables, in particular to a supporting device for a table, which can be adjusted to be horizontal by utilizing the action of gravity.

Background

The table is a common furniture, and is provided with a plane on the upper part and a pillar on the lower part. The desk can be used for placing things, doing things, eating, writing, working and the like on the desk, is furniture fixed by smooth plates, legs and other supports, can also be used as nouns in Chinese, is rich and various in types in order to meet the requirements of the public, and can be divided into various types according to the requirements, such as an office desk, a dining table, a desk, a computer desk, a teacher desk and the like.

The current desk greatly facilitates the use of people, but still has some problems in the use, because four table foot bottoms of desk are in same horizontal plane, and unevenness can appear on some ground, and this will lead to the desk not to be leveled, and the thing on the desk is placed unstably, slides to one side, has reduced the stability of desk to reduce the use comfort level of desk, the practicality also can reduce.

Therefore, we have proposed a supporting device for desk that utilizes action of gravity to be adjustable to the level to solve above problem, through the cooperation of antislip strip and non slipping spur use, reached and utilized action of gravity adjustment desk to the level, improved the practicality of desk, through leading the cooperation of electrical pillar and rubber ring to use, strengthened the relative fixation of commentaries on classics piece and fixing base, guaranteed the stability of desk.

Disclosure of Invention

The invention adopts the following technical scheme for realizing the technical purpose: a supporting device for a table, which can be adjusted to be horizontal by utilizing the action of gravity, comprises a fixed seat, wherein the outer side of the fixed seat is fixedly connected with table legs which are uniformly distributed, the inner side of the fixed seat is provided with clamping grooves which are uniformly distributed, the top of the fixed seat is movably connected with a rotating block, the middle inner wall of the rotating block is fixedly connected with an electromagnet, the inner top wall of the rotating block is fixedly connected with a spring, the bottom of the spring is fixedly connected with a gravity block which is movably connected with the inner wall of the rotating block, the inner top wall of the gravity block is fixedly connected with a magnetic block, the middle part of the gravity block and the bottom close to the magnetic block are fixedly connected with a dielectric plate, the two sides of the gravity block are both fixedly connected with an anti-skid block, the bottom of the gravity block is fixedly connected with a conductive column, the, the inner wall fixedly connected with on commentaries on classics piece right side and negative plate electric connection's resistance, the bottom fixedly connected with rubber ring of commentaries on classics piece, the top fixedly connected with bracing piece of commentaries on classics piece.

The invention has the following beneficial effects:

1. this utilize strutting arrangement for gravity action adjustable to horizontally desk, use through the cooperation of antislip strip and non slipping spur, when the desk is not level, at this moment upwards attract the back with the gravity piece, frictional force between antislip strip and the non slipping spur can restrict the gravity piece and move down, when the desk is adjusted to the level, at this moment the gravity piece can be in vertical state, frictional force between antislip strip and the non slipping spur is zero, the gravity piece can move down under the action of gravity, with electrorheological fluids extrusion downwards, make the rubber ring inflation and fixed shape, make the desk keep the level, thereby reached and utilized gravity to adjust desk to horizontally effect, the practicality of desk has been improved.

2. This utilize strutting arrangement for adjustable to horizontally desk of action of gravity, cooperation through leading electrical pillar and rubber ring is used, during the adjustment, the gravity piece is in the top, at this moment the relative area of dielectric plate with positive plate and negative plate increases to the biggest, circuit voltage is greater than the biggest access voltage of resistance, it cuts off the power supply to lead electrical pillar, electrorheological fluid is liquid, when adjusting to the level, the rubber ring inflation back, it just can the circular switch on to lead electrical pillar, it is fixed to make the rubber ring form, thereby the relatively fixed of commentaries on classics piece and fixing base has been strengthened, the stability of desk has been guaranteed.

Furthermore, the fixing seat is made of hard high-strength materials and does not have magnetic conductivity and electric conductivity, and the table leg is made of hard high-strength materials and does not have electric conductivity and magnetic conductivity.

Furthermore, the shape of draw-in groove is the arc and the degree of depth of draw-in groove is less than the width of fixing base, the material of commentaries on classics piece is stereoplasm high strength material and commentaries on classics piece does not have electric conductivity and magnetic conductivity, and the shape of commentaries on classics piece is globular.

Furthermore, the magnetism of the bottom of the electromagnet is opposite to that of the top of the magnetic block, the size of the electromagnet is smaller than that of the rotating block, the diameter of the spring is smaller than the width of the gravity block, the spring compresses the spring, the gravity block is made of a hard high-strength material, and the gravity block is cuboid.

Further, the shape that the material of magnetic path is rubidium magnet material and magnetic path is the cuboid form, the size of dielectric plate and positive plate is the same and the size of dielectric plate and negative plate is the same, the shape that the material of non slipping spur is the material that coefficient of friction is high and non slipping spur is the cuboid form.

Furthermore, the anti-slip strips are made of materials with high friction coefficients and are cuboid in shape, the resistors are piezoresistors, the maximum path voltage of the resistors is smaller than the maximum path voltage of the negative plate, the rubber rings are made of soft rubber materials, and electrorheological fluid is filled inside the rubber rings.

Drawings

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

FIG. 2 is an enlarged partial view of portion A of FIG. 1;

FIG. 3 is a schematic diagram of the upward movement structure of the gravity block according to the present invention;

FIG. 4 is an enlarged partial view of the portion B in FIG. 3 according to the present invention.

In the figure: 1. a fixed seat; 2. desk legs; 3. a card slot; 4. rotating the block; 5. an electromagnet; 6. a spring; 7. a gravity block; 8. a magnetic block; 9. a dielectric plate; 10. anti-skid blocks; 11. a conductive post; 12. anti-slip strips; 13. a positive plate; 14. a negative plate; 15. a resistance; 16. a rubber ring; 17. a support rod.

Detailed Description

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. 1-4, a supporting device for a table, which can be adjusted to be horizontal by gravity, comprises a fixing base 1, wherein the fixing base 1 plays a role of fixing each component, the fixing base 1 is made of hard high-strength material and the fixing base 1 does not have magnetic conductivity and electric conductivity, the table legs 2 are made of hard high-strength material and the table legs 2 do not have electric conductivity and magnetic conductivity, the outer sides of the fixing base 1 are fixedly connected with the table legs 2 which are uniformly distributed, the table legs 2 play a role of supporting, the inner sides of the fixing base 1 are provided with clamping grooves 3 which are uniformly distributed, the clamping grooves 3 play a role of relatively fixing the fixing base 1 and a rotating block 4, the clamping grooves 3 are arc-shaped, the depth of the clamping grooves 3 is smaller than the width of the fixing base 1, the rotating block 4 is made of hard high-strength material and the rotating block 4 does not have electric conductivity and magnetic conductivity, the rotating block 4 is spherical, the rotating block 4 plays a role in convenient adjustment, the inner wall of the middle of the rotating block 4 is fixedly connected with an electromagnet 5, the electromagnet 5 plays a role in magnetic transmission, the magnetism of the bottom of the electromagnet 5 is opposite to that of the top of the magnetic block 8, and the size of the electromagnet 5 is smaller than that of the rotating block 4.

The diameter of the spring 6 is smaller than the width of the gravity block 7, the spring 6 compresses the spring, the gravity block 7 is made of a hard high-strength material, the gravity block 7 is cuboid in shape, the spring 6 is fixedly connected to the inner top wall of the rotating block 4, the spring 6 plays a role in ejecting the gravity block 7 downwards, the gravity block 7 is fixedly connected to the bottom of the spring 6 and movably connected to the inner wall of the rotating block 4, the gravity block 7 plays a role in squeezing electrorheological fluid by utilizing gravity, the magnetic block 8 is fixedly connected to the inner top wall of the gravity block 7, the magnetic block 8 plays a role in magnetic transmission, the magnetic block 8 is made of a rubidium magnet material, the magnetic block 8 is cuboid in shape, the size of the dielectric plate 9 is the same as that of the positive plate 13, the size of the dielectric plate 9 is the same as that of the negative plate 14, the material of the anti-skid block 10 is made of a material with a, the middle part of the gravity block 7 and the bottom part close to the magnetic block 8 are fixedly connected with a dielectric plate 9, and the dielectric plate 9 plays a role in changing the circuit voltage passing through a negative plate 14.

The anti-slip blocks 10 are fixedly connected to two sides of the gravity block 7, the anti-slip blocks 10 play a role of limiting the gravity block 7 to move in a table inclined state, the bottom of the gravity block 7 is fixedly connected with the conductive posts 11, the conductive posts 11 play a role of changing an electrorheological fluid state, the anti-slip strips 12 are fixedly connected to two sides of the inner wall of the rotation block 4 close to the gravity block 7, the anti-slip strips 12 play a role of limiting the gravity block 7 to move in the table inclined state, the anti-slip strips 12 are made of materials with high friction coefficients and are cuboid, the resistors 15 are piezoresistors, the maximum path voltage of the resistors 15 is smaller than the maximum path voltage of the negative plates 14, the rubber rings 16 are made of soft rubber materials, the inner sides of the rubber rings 16 are filled with electrorheological fluid, the inner wall of the left side of the rotation block 4 is fixedly connected with the positive plates 13, the inner wall of the, according to the expression of C ═ S/d ═ rS/4 pi kd, it can be known that the size of the capacitance can be determined when the relative area size of the positive plate 13 and the negative plate 14 is large, and the larger the capacitance is, the larger the voltage passing through the negative plate 14 is, the inner wall on the right side of the rotating block 4 is fixedly connected with the resistor 15 electrically connected with the negative plate 14, the resistor 15 plays a role in controlling the circuit communication condition of the conductive column 11, the bottom of the rotating block 4 is fixedly connected with the rubber ring 16, the rubber ring 16 plays a role in limiting rotation, the top of the rotating block 4 is fixedly connected with the support rod 17, and the support rod 17 plays a role in supporting the table.

The working principle is as follows: when the table needs to be adjusted, the electromagnet 5 is powered on, the magnetic block 8 moves upwards under the action of the opposite attraction of the electromagnet 5 to drive the gravity block 7 to move upwards together, at this time, the components are shown in fig. 3, the gravity block 7 is positioned at the top, the relative area of the positive plate 13 and the negative plate 14 is increased to the maximum by the dielectric plate 9, at this time, the circuit voltage of the negative plate 14 is larger than the maximum access voltage of the resistor 15, the resistor 15 is in an open circuit state, the conductive post 11 is powered off, at this time, the electrorheological fluid is in a liquid state, the rubber ring 16 is in a contraction state, and the rotating block 4 can freely rotate in;

when in adjustment, firstly, the circuit of the electromagnet 5 is disconnected, because the rotating block 4 is not in a horizontal state, the friction force between the anti-slip blocks 10 and the anti-slip strips 12 on the two sides of the gravity block 7 is not zero, the gravity block 7 cannot move downwards under the action of the spring 6, when the rotating block 4 is adjusted to be horizontal, the gravity block 7 is in a vertical state, the anti-slip blocks 10 and the anti-slip strips 12 are parallel to each other, the friction force between the anti-slip blocks 10 and the anti-slip strips 12 is zero, at this time, the gravity block 7 moves downwards under the action of the spring 6, the electrorheological fluid is squeezed downwards, the rubber ring 16 is expanded and is fitted to the shape of the clamping groove 3, at this time, the dielectric plate 9 reduces the relative area of the positive plate 13 and the negative plate 14 to the minimum, the circuit voltage passing through the negative plate 14 is smaller than the maximum path voltage of the resistor 15, at this time, the resistor, the electrorheological fluid is electrified and becomes solid, so that the shape of the rubber ring 16 is fixed, the relative fixation of the fixed seat 1 and the rotating block 4 is effectively enhanced, the stability of the table is ensured, the table is kept horizontal, and the stability is improved.

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. A supporting device for tables adjustable to the horizontal by the action of gravity, comprising a fixed seat (1), characterized in that: the outer side of the fixing seat (1) is fixedly connected with evenly distributed table legs (2), the inner side of the fixing seat (1) is provided with evenly distributed clamping grooves (3), the top of the fixing seat (1) is movably connected with a rotating block (4), the middle inner wall of the rotating block (4) is fixedly connected with an electromagnet (5), the inner top wall of the rotating block (4) is fixedly connected with a spring (6), the bottom of the spring (6) is fixedly connected with a gravity block (7) and the inner wall of the rotating block (4) is movably connected with a gravity block (7), the inner top wall of the gravity block (7) is fixedly connected with a magnetic block (8), the middle of the gravity block (7) and the bottom close to the magnetic block (8) are fixedly connected with a dielectric plate (9), the two sides of the gravity block (7) are both fixedly connected with anti-slip blocks (10), the bottom of the gravity block (7) is fixedly connected with a conductive column (11), the, the inner wall fixedly connected with positive plate (13) in the left side of commentaries on classics piece (4), the right side inner wall fixedly connected with negative plate (14) of commentaries on classics piece (4), the inner wall fixedly connected with on commentaries on classics piece (4) right side and negative plate (14) electric connection's resistance (15), the bottom fixedly connected with rubber ring (16) of commentaries on classics piece (4), the top fixedly connected with bracing piece (17) of commentaries on classics piece (4).

2. A support device for a table adjustable to the horizontal by the action of gravity as claimed in claim 1, wherein: the material of the fixing seat (1) is hard high-strength material, and the fixing seat (1) does not have magnetic conductivity and electric conductivity.

3. A support device for a table adjustable to the horizontal by the action of gravity as claimed in claim 1, wherein: the table legs (2) are made of hard high-strength materials, and the table legs (2) are not conductive and magnetic conductive.

4. A support device for a table adjustable to the horizontal by the action of gravity as claimed in claim 1, wherein: the shape of the clamping groove (3) is arc-shaped, and the depth of the clamping groove (3) is smaller than the width of the fixed seat (1).

5. A support device for a table adjustable to the horizontal by the action of gravity as claimed in claim 1, wherein: the material of the rotating block (4) is hard high-strength material, the rotating block (4) does not have conductivity and magnetic conductivity, and the shape of the rotating block (4) is spherical.

6. A support device for a table adjustable to the horizontal by the action of gravity as claimed in claim 1, wherein: magnetism at the bottom of the electromagnet (5) is opposite to magnetism at the top of the magnetic block (8), the size of the electromagnet (5) is smaller than that of the rotating block (4), the diameter of the spring (6) is smaller than the width of the gravity block (7), the spring (6) compresses the spring, the gravity block (7) is made of hard high-strength materials, and the gravity block (7) is cuboid in shape.

7. A support device for a table adjustable to the horizontal by the action of gravity as claimed in claim 1, wherein: the magnetic block (8) is made of rubidium magnet material, the shape of the magnetic block (8) is cuboid, the size of the dielectric plate (9) is the same as that of the positive plate (13), the size of the dielectric plate (9) is the same as that of the negative plate (14), the anti-skid block (10) is made of high-friction-coefficient material, and the shape of the anti-skid block (10) is cuboid.

8. A support device for a table adjustable to the horizontal by the action of gravity as claimed in claim 1, wherein: the anti-slip strip (12) is made of a material with a high friction coefficient, the anti-slip strip (12) is in a cuboid shape, the resistor (15) is a piezoresistor, the maximum path voltage of the resistor (15) is smaller than the maximum path voltage of the negative plate (14), the rubber ring (16) is made of a soft rubber material, and the inner side of the rubber ring (16) is filled with electrorheological fluid.