CN110973820B

CN110973820B - But self-adjusting horizontally table foot structure based on ratchet principle utilizes dead weight

Info

Publication number: CN110973820B
Application number: CN201911332595.XA
Authority: CN
Inventors: 沈明明
Original assignee: Hangzhou Konwac Furniture Co ltd
Current assignee: Zhejiang Ganghua Furniture Industry Co.,Ltd.
Priority date: 2019-12-22
Filing date: 2019-12-22
Publication date: 2021-01-26
Anticipated expiration: 2039-12-22
Also published as: CN110973820A

Abstract

The utility model provides an utilize dead weight automatically regulated horizontally table foot structure based on ratchet principle, relates to furniture technical field, including the support column, two symmetrical slide rails of each other are seted up at the middle part of support column, and the middle part sliding connection of slide rail has the slider, the inboard fixedly connected with gravity piece of slider. This but utilize dead weight automatically regulated horizontally table foot structure based on ratchet principle, cooperation through hydraulic pressure groove and gravity piece is used, when the ground is unsmooth, the removal of gravity piece is controlled to the self action of gravity that utilizes the gravity piece, the removal of hydraulic pressure principle control piston fixture block is recycled, make the table leg automatically regulated under the action of gravity of desk, and when adjusting to the level, the gravity piece can remove to the intermediate position again, make piston fixture block happy and gear joint, restrict the rotation of gear, thereby automatic adjustment to horizontally effect has been reached, the desk has been guaranteed to be in the horizontality all the time, the stability of article on the desk has been guaranteed, the practicality of desk has been increased.

Description

But self-adjusting horizontally table foot structure based on ratchet principle utilizes dead weight

Technical Field

The invention relates to the technical field of furniture, in particular to a table leg structure capable of automatically adjusting the horizontal degree by utilizing self weight based on a ratchet wheel principle.

Background

The use of furniture can provide convenience for our daily life, for example, the wardrobe is for conveniently storing the clothing, effectively prevents clean clothing from falling on dust, and the desk is for conveniently placing the article at a proper height, and is convenient for oneself to take.

The table legs of the existing table are mostly of a fixed structure, when the table is placed on the uneven ground, the table legs can shake, so that objects on the table are easy to move, the objects on the table are likely to fall off from the table to the ground, the objects are damaged, the practicability of the table is reduced, the table can be leveled by filling the objects at the bottom of the table legs frequently, the adjustment is quite numb and troublesome, the table is difficult to adjust to the horizontal state, and the use is influenced.

Therefore, we provide a table foot structure capable of automatically adjusting the level by self weight based on a ratchet principle to solve the problems, the effect of automatically adjusting the level is achieved by matching a hydraulic groove with a gravity block, the table is guaranteed to be always in a horizontal state, the stability of articles on the table is guaranteed, the practicability of the table is improved, the effects of reducing friction and limiting the moving direction are achieved by matching a sliding block with a sliding rail, the sensitivity of the gravity block is improved, the adjusting accuracy is guaranteed, the transmission between the gravity block and a piston rod is effectively guaranteed, and a series of transmissions are convenient to realize.

Disclosure of Invention

The invention adopts the following technical scheme for realizing the technical purpose: a desk leg structure capable of automatically adjusting the level by self weight based on the ratchet principle comprises a support column, two mutually symmetrical slide rails are seted up at the middle part of support column, the middle part sliding connection of slide rail has the slider, the inboard fixedly connected with gravity piece of slider, the activity chamber with gravity piece looks adaptation is seted up at the middle part of support column, the hydraulic groove that is linked together with the inner wall in activity chamber is all seted up to the both sides inner wall of support column, the inner wall fixedly connected with spring one at hydraulic groove top, the inboard fixedly connected with of spring one runs through and extends to the piston rod at activity chamber middle part, the bottom fixedly connected with spring two in hydraulic groove, the top fixedly connected with of spring two runs through and extends to the piston fixture block of hydraulic groove bottom, the bottom of support column is rotated and is connected with evenly distributed's gear, the bottom of support column is rotated and is connected with the table leg with the outside meshing and evenly.

The invention has the following beneficial effects:

1. this but utilize dead weight automatically regulated horizontally table foot structure based on ratchet principle, cooperation through hydraulic pressure groove and gravity piece is used, when the ground is unsmooth, the removal of gravity piece is controlled to the self action of gravity that utilizes the gravity piece, the removal of hydraulic pressure principle control piston fixture block is recycled, make the table leg automatically regulated under the action of gravity of desk, and when adjusting to the level, the gravity piece can remove to the intermediate position again, make piston fixture block happy and gear joint, restrict the rotation of gear, thereby automatic regulation to horizontally effect has been reached, the desk has been guaranteed to be in the horizontality all the time, the stability of article on the desk has been guaranteed, the practicality of desk has been increased.

2. This but utilize dead weight automatically regulated horizontally table foot structure based on ratchet principle, cooperation through slider and slide rail is used, utilize slider and slide rail to reduce the frictional force between gravity piece and the support column, and because the shape of slide rail is fixed, so the moving direction of slider is restricted, thereby reached the effect that reduces the friction and inject the moving direction, the sensitivity of gravity piece has been improved, the accuracy of regulation has been guaranteed, and effectively guaranteed the transmission between gravity piece and the piston rod, be convenient for realize a series of transmissions.

Further, the material of support column is hard material and the shape of support column is cylindric, the size of slide rail is less than the size of activity chamber and the inner wall spraying of slide rail has smooth coating.

Further, the material of slider is steel material and the outside fixed connection of slider and the gyro wheel that the slide rail is suitable for, the material of gravity piece is steel material and the shape of gravity piece is the cuboid.

Further, the size in activity chamber is greater than the size of gravity piece and the size in activity chamber is less than the size of support column, the middle part in hydraulic pressure groove is filled with hydraulic oil and the top size in hydraulic pressure groove is greater than the bottom size.

Further, the first spring is a compression spring, the piston rod is made of steel materials, the size of the piston rod is smaller than that of the support column, and the second spring is a compression spring.

Furthermore, the piston fixture block is made of steel, the size of the bottom of the piston fixture block is matched with the size of teeth on the outer side of the gear, the gear is made of steel, and the table legs are made of steel and are four in number.

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 view of the offset structure of the gravity block of the present invention;

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

FIG. 5 is a partially enlarged view of the portion A-A of FIG. 3 according to the present invention.

In the figure: 1. a support pillar; 2. a slide rail; 3. a slider; 4. a gravity block; 5. a movable cavity; 6. a hydraulic tank; 7. a first spring; 8. a piston rod; 9. a second spring; 10. a piston clamping block; 11. a gear; 12. desk legs.

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. 1-5, a table leg structure capable of automatically adjusting the level by self weight based on a ratchet principle comprises a support column 1, the support column 1 plays a role of fixing each component, the support column 1 is made of a hard material and the support column 1 is cylindrical, the size of a slide rail 2 is smaller than that of a movable cavity 5, the inner wall of the slide rail 2 is coated with a smooth coating, the middle part of the support column 1 is provided with two slide rails 2 which are symmetrical to each other, the slide rails 2 play a role of reducing friction force, the sensitivity of a gravity block 4 is improved, the middle part of the slide rail 2 is slidably connected with a slide block 3, the slide block 3 plays a role of reducing friction force, the slide block 3 is made of a steel material, the outer side of the slide block 3 is fixedly connected with a roller matched with the slide rail 2, the gravity block 4 is made of a steel material and the gravity block, the gravity block 4 plays a role of transmission.

The middle part of a supporting column 1 is provided with a movable cavity 5 matched with a gravity block 4, the movable cavity 5 plays a role in facilitating the movement of the gravity block 4, the size of the movable cavity 5 is larger than that of the gravity block 4, the size of the movable cavity 5 is smaller than that of the supporting column 1, the middle part of a hydraulic groove 6 is filled with hydraulic oil, the top size of the hydraulic groove 6 is larger than that of the bottom, the inner walls of two sides of the supporting column 1 are both provided with hydraulic grooves 6 communicated with the inner wall of the movable cavity 5, the hydraulic grooves 6 play a role in hydraulic transmission, the inner wall of the top of the hydraulic groove 6 is fixedly connected with a first spring 7, the first spring 7 plays a role in facilitating the movement of a piston rod 8 towards the middle part, the first spring 7 is a compression spring, the piston rod 8 is made of steel, the size of the piston rod 8 is smaller than that of the supporting column 1, a second spring 9 is a compression spring, the inner side of the, the piston rod 8 plays a role of transmission.

The bottom fixedly connected with spring two 9 of hydraulic pressure groove 6, spring two 9 plays the effect of popping out piston fixture block 10 downwards, the top fixedly connected with of spring two 9 runs through and extends to the piston fixture block 10 of hydraulic pressure groove 6 bottom, piston fixture block 10 plays the effect of restriction gear 11 pivoted, the material of piston fixture block 10 is steel material and the bottom size of piston fixture block 10 and the size looks adaptation of the outside tooth of gear 11, the material of gear 11 is steel material, the material of table leg 12 is steel material and the quantity of table leg 12 is four, the bottom of support column 1 is rotated and is connected with evenly distributed gear 11, gear 11 plays the effect of being convenient for table leg 12 to rotate the regulation, the bottom of support column 1 is rotated and is connected with the table leg 12 that meshes and evenly distributed with the outside of gear 11, table leg 12 plays the effect of supporting the desk, guarantee the stability of desk.

The working principle is as follows: the initial state is shown in fig. 1, the table is in a horizontal state, the gravity block 4 is located in the middle of the movable cavity 5, and the piston clamping block 10 is clamped with the gear 11 to limit the rotation of the gear 11.

When the desk is placed on the uneven ground, the desk can incline, at the moment, the gravity block 4 can incline under the action of self gravity, at the moment, the state is as shown in figure 3, if the desk is inclined to the left side, at the moment, the gravity block 4 can move to the left side, the piston rod 8 at the right side can extend out of the hydraulic groove 6 under the action of the spring I7, under the action of a hydraulic principle, the piston fixture block 10 on the right side is contracted into the hydraulic groove 6, at the moment, the gear 11 on the right side can rotate, at the moment, the table leg 12 on the right side can rotate downwards under the action of self gravity until the table is adjusted to be horizontal, the gravity block 4 will return to the original state, return to the state shown in fig. 1, adjust to the horizontal, the piston fixture block 10 is clamped with the gear 11 again to limit the rotation of the gear 11, so as to fix the shape of the table leg 12 and ensure the stability of the table.

After the table is used, the four table legs 12 are required to be completely rotated to the bottommost part, that is, the table leg 12 is required to be adjusted, that is, the table is inclined in the opposite direction, at this time, the table leg 12 can be rotated to rotate the table leg 12 to the bottom, and the step is repeated for four times, so that the adjustment can be restored. Is convenient for the next use.

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. The utility model provides a but utilize dead weight automatically regulated horizontally table foot structure based on ratchet principle, includes support column (1), its characterized in that: the middle part of the supporting column (1) is provided with two mutually symmetrical sliding rails (2), the middle part of each sliding rail (2) is connected with a sliding block (3) in a sliding manner, the inner side of each sliding block (3) is fixedly connected with a gravity block (4), the middle part of the supporting column (1) is provided with a movable cavity (5) matched with the gravity block (4), the inner walls of the two sides of the supporting column (1) are both provided with a hydraulic groove (6) communicated with the inner wall of the movable cavity (5), the inner wall at the top of the hydraulic groove (6) is fixedly connected with a spring I (7), the inner side of the spring I (7) is fixedly connected with a piston rod (8) penetrating and extending to the middle part of the movable cavity (5), the bottom of the hydraulic groove (6) is fixedly connected with a spring II (9), the top of the spring II (9) is fixedly connected with a piston fixture block (10) penetrating and extending to the bottom of, the bottom of the supporting column (1) is rotationally connected with table legs (12) which are meshed with the outer side of the gear (11) and are uniformly distributed;

the supporting column (1) is made of a hard material and the supporting column (1) is cylindrical;

the size of the sliding rail (2) is smaller than that of the movable cavity (5), and the inner wall of the sliding rail (2) is sprayed with a smooth coating;

the sliding block (3) is made of steel materials, and the outer side of the sliding block (3) is fixedly connected with a roller matched with the sliding rail (2);

the gravity block (4) is made of steel materials, and the gravity block (4) is cuboid;

the size of the movable cavity (5) is larger than that of the gravity block (4), the size of the movable cavity (5) is smaller than that of the support column (1), hydraulic oil is filled in the middle of the hydraulic groove (6), and the size of the top of the hydraulic groove (6) is larger than that of the bottom of the hydraulic groove (6);

the first spring (7) is a compression spring, the piston rod (8) is made of steel, the size of the piston rod (8) is smaller than that of the support column (1), and the second spring (9) is a compression spring;

the piston fixture block (10) is made of steel, the size of the bottom of the piston fixture block (10) is matched with the size of teeth on the outer side of the gear (11), the gear (11) is made of steel, and the table legs (12) are made of steel and the number of the table legs (12) is four.