CN111407101B

CN111407101B - Angle protection device for large-scale furniture supporting part by using gravity center principle

Info

Publication number: CN111407101B
Application number: CN202010445328.XA
Authority: CN
Inventors: 梁艳颜; 刘珊
Original assignee: Jiangsu Xinge Smart Home Co ltd
Current assignee: Jiangsu Xinge Smart Home Co ltd
Priority date: 2020-05-24
Filing date: 2020-05-24
Publication date: 2021-12-21
Anticipated expiration: 2040-05-24
Also published as: CN111407101A

Abstract

The invention relates to the technical field of furniture appliances, and discloses an angle protection device for a large-scale furniture supporting part by utilizing the gravity center principle. The disc deflects under the action of gravity, the disc drives the connecting rod to pull the rope to move, and the distance of the pulled rope is detected; the displacement monitor is driven to slide on the circular ring through the rope, the second metal sheet on the circular ring is in contact with the first metal sheet, the control device controls the different driving devices to drive the adjusting rod to rotate, and the structure solves the problems that the corner abrasion of the existing furniture corner protection device is large, the furniture supporting legs are easy to incline and break, and the horizontal adjustment cannot be automatically carried out.

Description

Angle protection device for large-scale furniture supporting part by using gravity center principle

Technical Field

The invention relates to the technical field of furniture appliances, in particular to an angle protection device for a large-scale furniture supporting part by utilizing the gravity center principle.

Background

The furniture is composed of four factors of materials, structures, appearance forms and functions, wherein the functions are the leading factors and the power for promoting the development of the furniture; the structure is a backbone and is the basis for realizing the functions. These four factors are interrelated and restrictive. Furniture also has material and appearance form factors, as it is designed and manufactured to meet certain material needs and use purposes. The type, number, function, form, style and production level of the furniture and the occupation situation at the time also reflect the social life style, the level of social material culture and the historical culture characteristics of a country and a region in a historical period. Furniture is a mark of social productivity development level in a certain country or region in a certain historical period, is a miniature of a certain life style, and is a display of a certain cultural form, so that the furniture is gathered to be rich and profound sociality.

When the existing furniture is used, the corners of the furniture are most easily rubbed and collided with the ground and objects, so that the furniture is easily damaged on one hand, the service life of the furniture is short, on the other hand, hidden dangers are caused to the health and safety of people, other furniture corner protection devices cannot be adjusted according to the flatness of the ground, supporting legs of the furniture are still in an inclined state in the corner protection devices along with the unevenness of the ground, and the supporting legs of the furniture incline or even break along with long-time shelving. Other adjusting devices such as the water balance principle are unstable and can adjust the horizontal angle guard when encountering impact and collision. In order to solve the problem, the corner protection device for the large-scale furniture supporting part by utilizing the gravity center principle is proposed.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides the angle protection device for the large-scale furniture supporting part by utilizing the gravity center principle, which has the advantages of avoiding the corner abrasion of furniture and automatically carrying out horizontal adjustment and solves the problems that the corner abrasion of the existing furniture corner protection device is large, the supporting feet of the furniture are easy to incline and break and the automatic horizontal adjustment cannot be carried out.

(II) technical scheme

In order to achieve the purposes of avoiding the abrasion of furniture corners and automatically carrying out horizontal adjustment, the invention provides the following technical scheme: an angle protection device for a large-scale furniture supporting part by utilizing the gravity center principle comprises a base, wherein a mounting groove is formed in the base, a first rotary column is arranged in the base and on the lower portion of the mounting groove, a second rotary column is arranged in the base and on the upper portion of the mounting groove, three ends of the upper surface of the base are fixedly connected with threaded columns, the upper ends of the threaded columns are in threaded connection with an adjusting cylinder, the upper end of the adjusting cylinder is fixedly connected with a cylinder, the upper end of the cylinder is fixedly connected with a sphere, the upper end of the adjusting cylinder is fixedly connected with a supporting portion, the left side surface of the supporting portion is provided with a control device, the right front side of the upper portion of the supporting portion is provided with a protection pad, the inner side end of the adjusting cylinder is in meshed connection with an adjusting rod, the lower end of the adjusting rod is rotatably connected with a driving device on the base, a disc is rotatably connected in the base and on the outer side of the first rotary column, and the upper end of the disc is fixedly connected with a connecting rod, the upper end of connecting rod is provided with the link, the inside of base and the outside fixedly connected with torque spring at the second rotary column, torque spring's outside fixedly connected with drum, the upside of drum is provided with the rope, the middle part outside of rope and be provided with angle detection device on the base, detection device's inside wall is encircleed and is all provided with first sheetmetal, detection device's inside and the downside fixedly connected with extension spring at first sheetmetal, detection device's inside and the fixed sliding connection in extension spring's inboard end have the ring, the upper portion outside of ring is provided with the second sheetmetal that corresponds with first sheetmetal, the inboard end sliding connection of ring has the displacement monitor.

Preferably, the lower part of the supporting part is provided with an arc groove corresponding to the sphere, so that the supporting part can be adjusted in angle on the sphere.

Preferably, the adjusting cylinder and the adjusting rod are provided with corresponding vertical long teeth on the outer sides, so that the adjusting rod is ensured to drive the adjusting cylinder to rotate.

Preferably, the lower portion of the disc weighs more than the upper portion, thereby ensuring that the centre of gravity of the disc is below its axis.

Preferably, the outer side wall of the mounting groove is larger than the diameter of a track of the connecting rod with the first rotating column as a circle center, so that the connecting rod is prevented from being influenced in rotation.

Preferably, the lower part of the angle detection device is provided with a conical arc-shaped surface, so that the rope is prevented from being broken by the lower edge of the angle detection device.

(III) advantageous effects

Compared with the prior art, the invention provides the angle protection device for the large-scale furniture supporting part by utilizing the gravity center principle, which has the following beneficial effects:

1. according to the angle protection device for the large-scale furniture supporting part by utilizing the gravity center principle, the disc deviates under the action of gravity, the disc drives the connecting rod to pull the rope to move, and the distance of the pulled rope can be detected; the displacement monitor is driven to slide on the ring through the rope, the displacement monitor extrudes the extension spring through the ring, the second metal sheet on the ring is contacted with the first metal sheet, current signals in circuits of the second metal sheet and the first metal sheet are transmitted to the control device, the control device controls different driving devices to drive the adjusting rod to rotate, and the structure solves the problems that the corner of the existing furniture corner protection device is large in abrasion, furniture supporting legs are easy to incline and break, and horizontal adjustment cannot be automatically carried out.

2. The angle protection device for the large-scale furniture supporting part utilizing the gravity center principle is characterized in that a disc is rotatably connected to the outer side of the first rotating column through the inside of the base, and the weight of the lower part of the disc is larger than that of the upper part of the disc, so that the gravity center of the disc is ensured to be arranged on the lower side of the axis of the disc.

3. This utilize angle protector for large-scale furniture supporting part of focus principle, the inside wall through detection device encircles and all is provided with first sheetmetal, and conical arcwall face has been seted up to angle detection device's lower part to avoid the rope to be worn out by angle detection device's lower edge.

4. This utilize angle protector for large-scale furniture supporting part of focus principle, upper end fixedly connected with connecting rod through the disc, the lateral wall of mounting groove is greater than the orbit diameter that the connecting rod used first rotary column as the centre of a circle to avoid the connecting rod to rotate and receive the influence. And the connecting rod extends on the disc, so that the moving track of the rope is amplified, and the detection accuracy is further improved.

Drawings

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

FIG. 2 is an enlarged view of the structure of FIG. 1 at A according to the present invention;

FIG. 3 is a cross-sectional view of a portion of the structure of FIG. 1 taken along line B-B in accordance with the present invention;

FIG. 4 is an enlarged view of the structure of FIG. 3 at C according to the present invention;

FIG. 5 is a front sectional view of the angle detecting device of the present invention;

FIG. 6 is an enlarged view of the structure of FIG. 5 of the present invention at D;

FIG. 7 is a schematic bottom view of the support portion of the present invention;

fig. 8 is a cross-sectional view of the structure of fig. 7 taken at E-E in accordance with the present invention.

In the figure: the device comprises a base 1, a mounting groove 101, a first rotary column 102, a second rotary column 103, a threaded column 2, an adjusting cylinder 3, a cylinder 301, a sphere 302, a supporting part 4, a control device 5, a protective pad 6, an adjusting rod 7, a driving device 8, a disc 9, a connecting rod 10, a suspension ring 1001, a torque spring 11, a wire coil 12, a rope 1201, an angle detection device 13, a first metal sheet 1301, a tension spring 14, a ring 15, a second metal sheet 1501 and a displacement monitor 16.

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. 1-8, an angle protection device for a large-scale furniture supporting part using the gravity center principle includes a base 1, a mounting groove 101 is formed in the inside of the base 1, a first rotary column 102 is arranged in the inside of the base 1 and on the lower portion of the mounting groove 101, a second rotary column 103 is arranged in the inside of the base 1 and on the upper portion of the mounting groove 101, a threaded column 2 is fixedly connected to three ends of the upper surface of the base 1, an adjusting cylinder 3 is connected to the upper end of the threaded column 2 through threads, a cylinder 301 is fixedly connected to the upper end of the adjusting cylinder 3, a sphere 302 is fixedly connected to the upper end of the cylinder 301, a supporting part 4 is fixedly connected to the upper end of the adjusting cylinder 3, an arc groove corresponding to the sphere 302 is formed in the lower portion of the supporting part 4, and accordingly it is ensured that the supporting part 4 can perform angle adjustment on the sphere 302. The left surface of supporting part 4 is provided with controlling means 5, and the right front side in upper portion of supporting part 4 is provided with protective pad 6, and the equal meshing of the inboard end of adjusting a section of thick bamboo 3 is connected with adjusts pole 7, and the outside of adjusting a section of thick bamboo 3 and adjusting pole 7 all is provided with corresponding vertical long tooth to adjust pole 7 drive to guarantee to adjust and adjust a section of thick bamboo 3 and rotate. The lower end of the adjusting rod 7 is rotatably connected with a driving device 8 on the base 1.

Inside the base 1 and outside the first rotary column 102, a disc 9 is rotatably connected, the lower part of the disc 9 having a greater weight than the upper part, so as to ensure that the centre of gravity of the disc 9 is on the lower side of its axis. The upper end of the disc 9 is fixedly connected with a connecting rod 10, and the outer side wall of the mounting groove 101 is larger than the diameter of the track of the connecting rod 10 with the first rotary column 102 as the center of a circle, so that the rotation of the connecting rod 10 is prevented from being influenced. Connecting rod 10's upper end is provided with link 1001, base 1's inside and outside fixedly connected with torque spring 11 at second rotary column 103, torque spring 11's outside fixedly connected with drum 12, drum 12's upside is provided with rope 1201, the middle part outside of rope 1201 just is provided with angle detection device 13 on base 1, detection device 13's inside wall encircles and all is provided with first sheetmetal 1301, conical arcwall face has been seted up to angle detection device 13's lower part, thereby avoid rope 1201 to be worn off by angle detection device 13's lower edge. An extension spring 14 is fixedly connected to the lower side of the first metal sheet 1301 inside the detection device 13, a ring 15 is fixedly and slidably connected to the inner side end of the extension spring 14 inside the detection device 13, a second metal sheet 1501 corresponding to the first metal sheet 1301 is arranged on the outer side of the upper portion of the ring 15, and a displacement monitor 16 is slidably connected to the inner side end of the ring 15.

The working principle is as follows: when the angle protection device for the large-scale furniture supporting part using the gravity center principle works, the base 1 and the supporting part 4 are placed between furniture and the ground, if the ground inclines, the disc 9 deflects under the action of gravity, the disc 9 drives the connecting rod 10 to pull the rope 1201 to move, and at the moment, the rope 1201 moves in the displacement monitor 16, so that the distance of pulling out the rope 1201 can be detected; the displacement monitor 16 is driven to slide on the circular ring 15 through the rope 1201, the displacement monitor 16 extrudes the extension spring 14 through the circular ring 15, the second metal sheet 1501 on the circular ring 15 is contacted with the first metal sheet 1301, current signals in circuits of the second metal sheet 1501 and the first metal sheet 1301 are transmitted to the control device 5, the control device 5 controls different driving devices 8 to rotate for different numbers of turns through the pull-out distance and the angle of the rope 1201, the driving devices 8 drive the adjusting rods 7 to rotate, the adjusting rods 7 are meshed with the adjusting cylinders 3 to rotate, and the structure achieves the purpose of automatically adjusting the levelness of the angle protection device, so that the problems that the corners of the existing furniture corner protection device are abraded greatly, supporting legs of furniture are prone to inclination and fracture, and the horizontal adjustment cannot be automatically performed are solved.

The disc 9 is rotatably connected through the inside of the base 1 and outside the first rotary column 102, the lower part of the disc 9 having a greater weight than the upper part, thereby ensuring that the center of gravity of the disc 9 is on the lower side of its axis.

The inner side wall of the detecting device 13 is surrounded by the first metal sheet 1301, the lower portion of the angle detecting device 13 is provided with a conical arc-shaped surface, and therefore the rope 1201 is prevented from being broken by the lower edge of the angle detecting device 13.

The connecting rod 10 is fixedly connected to the upper end of the disc 9, and the outer side wall of the mounting groove 101 is larger than the track diameter of the connecting rod 10 with the first rotating column 102 as the center of a circle, so that the connecting rod 10 is prevented from being influenced in rotation. And the movement track of the rope 1201 is enlarged through the extension of the connecting rod 10 on the disc 9, so that the detection accuracy is further 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. The utility model provides an utilize angle protector for large-scale furniture supporting part of centre of gravity principle, includes base (1), its characterized in that: the inner side of the base (1) is provided with a mounting groove (101), the inner side of the base (1) is provided with a first rotary column (102) at the lower part of the mounting groove (101), the inner side of the base (1) is provided with a second rotary column (103) at the upper part of the mounting groove (101), the three ends of the upper surface of the base (1) are fixedly connected with threaded columns (2), the upper end of each threaded column (2) is in threaded connection with an adjusting cylinder (3), the upper end of each adjusting cylinder (3) is fixedly connected with a cylinder (301), the upper end of each cylinder (301) is fixedly connected with a sphere (302), the upper end of each adjusting cylinder (3) is fixedly connected with a supporting part (4), the left side surface of each supporting part (4) is provided with a control device (5), the right front side of the upper part of each supporting part (4) is provided with a protective pad (6), the inner side end of each adjusting cylinder (3) is in meshed connection with an adjusting rod (7), the lower end of each adjusting rod (7) is rotatably connected with a driving device (8) on the base (1), a disc (9) is rotatably connected inside the base (1) and outside the first rotary column (102), a connecting rod (10) is fixedly connected to the upper end of the disc (9), a hanging ring (1001) is arranged at the upper end of the connecting rod (10), a torque spring (11) is fixedly connected inside the base (1) and outside the second rotary column (103), a wire coil (12) is fixedly connected to the outer side of the torque spring (11), a rope (1201) is arranged on the upper side of the wire coil (12), one end of the rope (1201) is connected with the connecting rod, the other end far away from the disc is connected with the hanging ring (1001), an angle detection device (13) is arranged outside the middle of the rope (1201) and on the base (1), first metal sheets (1301) are arranged around the inner side wall of the detection device (13), and a tension spring (14) is fixedly connected inside the detection device (13) and on the lower side of the first metal sheets (1301), a ring (15) is fixedly connected inside the detection device (13) in a sliding manner at the inner side end of the extension spring (14), a second metal sheet (1501) corresponding to the first metal sheet (1301) is arranged on the outer side of the upper portion of the ring (15), a displacement monitor (16) is connected at the inner side end of the ring (15) in a sliding manner, the weight of the lower portion of the disc (9) is larger than that of the upper portion, when the ground is inclined, the disc deflects under the action of gravity, the disc drives the connecting rod to pull the rope to move, the rope moves in the displacement monitor, and the distance that the rope is pulled out is detected; the rope drives the displacement monitor to slide on the ring, the displacement monitor extrudes the extension spring through the ring, a second metal sheet on the ring is contacted with a first metal sheet, current signals in a circuit of the second metal sheet and the first metal sheet are transmitted to the control device, the control device controls different driving devices to rotate different numbers of turns through the pull-out distance and the angle of the rope, the driving device drives the adjusting rod to rotate, and the adjusting rod is meshed to drive the adjusting cylinder to rotate.

2. The corner protector for a large furniture supporting part using the principle of center of gravity according to claim 1, wherein: the lower part of the supporting part (4) is provided with an arc groove corresponding to the sphere (302).

3. The corner protector for a large furniture supporting part using the principle of center of gravity according to claim 1, wherein: the outer sides of the adjusting cylinder (3) and the adjusting rod (7) are provided with corresponding vertical long teeth.

4. The corner protector for a large furniture supporting part using the principle of center of gravity according to claim 1, wherein: the outer side wall of the mounting groove (101) is larger than the diameter of a track of the connecting rod (10) with the first rotating column (102) as the center of a circle.

5. The corner protector for a large furniture supporting part using the principle of center of gravity according to claim 1, wherein: the lower part of the angle detection device (13) is provided with a conical arc-shaped surface.