CN214119639U

CN214119639U - Metal component with good lifting lubrication effect and convenient for lifting chair frame for lifting chair

Info

Publication number: CN214119639U
Application number: CN202120086111.4U
Authority: CN
Inventors: 王金伟
Original assignee: Foshan Xinfawei Hardware Co ltd
Current assignee: Foshan Xinfawei Hardware Co ltd
Priority date: 2021-01-13
Filing date: 2021-01-13
Publication date: 2021-09-03
Anticipated expiration: 2031-01-13

Abstract

The utility model discloses a lift chair is with lubricated effectual metal component of chair frame lift of being convenient for, including the metal rod, the mounting groove has all been opened to metal rod both ends outer wall, and mounting groove inner wall is equipped with slewing mechanism, slewing mechanism includes conical rod, "U" shape pole and gyro wheel, and "U" shape pole top both sides inner wall forms normal running fit through pivot and gyro wheel, "U" shape pole bottom end is fixed on conical rod top. The utility model injects the lubricating oil between the metal bar and the chair frame through the one-way joint by rotating the threaded cap and the piston, thereby improving the lifting effect of the lifting chair and the comfort level when in use; through connecting rod, floater, connecting rod, slide bar, metal block and the sheetmetal that monitoring mechanism set up, can drive the floater and float when lubricated liquid capacity increases or reduces to the pulling metal block slides from top to bottom and contacts with the sheetmetal, and the pilot lamp can be circular telegram simultaneously, then can audio-visual understanding lubricated liquid capacity in the metal rod, make things convenient for personnel to use more.

Description

Metal component with good lifting lubrication effect and convenient for lifting chair frame for lifting chair

Technical Field

The utility model relates to a lift chair technical field especially relates to a lift chair is with lubricated effectual metal component of chair frame lift of being convenient for.

Background

In some chairs needing to be adjusted in height, such as dental chairs and beauty beds capable of being adjusted in height, because the height is often adjusted according to needs, when the chair frame is lifted, metal components for supporting the lifting part of the chair frame comprise a beam bearing, a screw bearing and the like, and friction force is required to be born when the chair frame is lifted. The traditional method is that lubricating grease is added from the outside at the part where the friction force is born, but the method for adding grease from the outside is inconvenient, and the lubricating effect is not good, because the grease added from the outside is difficult to permeate into the gap between the metal component and the metal component, the lubricating effect is difficult to really play, or the lubricating effect is not good, and people are required to add lubricating liquid at intervals, so that the device is complicated in use.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a metal component with good lifting lubrication effect for a lifting chair, which is convenient for a chair frame to lift.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a metal component with good effect of facilitating the lifting and lubricating of a chair frame for a lifting chair comprises a metal rod, wherein mounting grooves are formed in the outer walls of two ends of the metal rod, a rotating mechanism is arranged on the inner wall of each mounting groove, the rotating mechanism comprises a conical rod, a U-shaped rod and rollers, the inner walls of two sides of the top of the U-shaped rod are in rotating fit with the rollers through rotating shafts, the bottom of the U-shaped rod is fixed to the top of the conical rod, the metal rod is located at the bottom of the mounting grooves and provided with a sliding groove, the U-shaped rod is in sliding fit with the inner wall of the sliding groove, thread grooves are formed in two ends of the metal rod, a thread cap is screwed on the inner wall of each thread groove, a piston is fixed to the other end of each thread cap, a threaded hole is formed in each thread cap, a filling connector is screwed on the inner wall of one end of each thread hole, a screw hole is formed in one side of the rotating mechanism of the metal rod, and one end of each screw hole is screwed with a one-way connector, the utility model discloses a metal bar, including threaded groove, connecting rod, floater, connecting rod, metal piece and sheetmetal, the metal bar is located threaded groove one side inner wall and is equipped with monitoring mechanism, and monitoring mechanism includes connecting rod, floater, connecting rod, slide bar, metal block and sheetmetal, connecting rod one end is passed through the hinge and is articulated at threaded groove one side inner wall, and the connecting rod other end passes through the hinge and articulate at the connecting rod top, the floater is fixed at other end one side outer wall of connecting rod, the connecting rod bottom is passed through the hinge and is articulated on the slide bar top, and the slide bar bottom mounting is on the sheetmetal top, the metal bar is located threaded groove one side bottom inner wall and opens there is the fixed slot, and the fixed slot inner wall is fixed with the insulating rubber board, the insulating rubber board is opened the rectangular channel that has a plurality of evenly distributed, and the sheetmetal is fixed at the rectangular channel inner wall, sheetmetal one end is connected with the pilot lamp through the wire.

Preferably, the metal rod is positioned at the bottom of the sliding groove and is provided with an installation opening, and the inner wall of the installation opening is in sliding fit with the conical rod.

Preferably, the inner wall of the bottom of the sliding groove is positioned around the conical rod and is fixedly provided with a spring, and one end of the spring is fixed at the bottom of the U-shaped rod.

Preferably, the metal block is connected with a power supply through a wire, and two ends of the metal block are in sliding fit with the insulating rubber plate.

Preferably, a fixed notch is formed in one end of the threaded cap, scale marks are fixed on the inner wall of one side of the fixed notch, and the indicating lamp is fixed on the inner wall of the other side of the fixed notch.

Preferably, a sealing strip is fixed on the outer wall of the threaded cap, and the piston is in sliding fit with the inner wall of the threaded groove.

Preferably, the indicator light is connected with a power supply through a power line.

The utility model has the advantages that:

1. the friction between the two ends of the metal rod and the chair frame can be reduced by the aid of the tapered rod, the U-shaped rod and the idler wheels which are arranged on the rotating mechanism, lubricating oil is injected by the aid of the filling joints, and the lubricating oil is injected between the metal rod and the chair frame through the one-way joints by rotating the threaded caps and the pistons, so that the service life of the lifting chair is greatly prolonged, and the lifting effect and the use comfort of the lifting chair are improved;

2. through connecting rod, floater, connecting rod, slide bar, metal block and the sheetmetal that monitoring mechanism set up, can drive the floater and float when lubricated liquid capacity increases or reduces to the pulling metal block slides from top to bottom and contacts with the sheetmetal, and the pilot lamp can be circular telegram simultaneously, then can audio-visual understanding lubricated liquid capacity in the metal rod, make things convenient for personnel to use more.

Drawings

FIG. 1 is a schematic cross-sectional view of a metal member for a lift chair with good lubrication effect for facilitating the lifting of a chair frame;

FIG. 2 is a schematic view of a cross-sectional structure of a monitoring mechanism for a metal component of a lifting chair with good lifting lubrication effect;

FIG. 3 is a schematic structural view of a screw cap of a metal member for a lifting chair, which is convenient for the lifting and lubricating effect of the chair frame;

fig. 4 is a schematic circuit structure diagram of a metal component for a lifting chair, which is convenient for the lifting and lubricating effect of the chair frame is good.

In the figure: the device comprises a metal rod 1, a rotating mechanism 2, a conical rod 3, a U-shaped rod 4, a roller 5, a threaded cap 6, a filling joint 7, a piston 8, a one-way joint 9, a monitoring mechanism 10, a connecting rod 11, a floating ball 12, a connecting rod 13, a sliding rod 14, a metal block 15, a metal sheet 16, scale marks 17 and an indicator light 18.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-3, a metal component for a lifting chair with good lifting and lubricating effects for a chair frame comprises a metal rod 1, wherein the outer walls of two ends of the metal rod 1 are respectively provided with a mounting groove, the inner wall of the mounting groove is provided with a rotating mechanism 2, the rotating mechanism 2 comprises a conical rod 3, a U-shaped rod 4 and a roller 5, the inner walls of two sides of the top of the U-shaped rod 4 are in rotating fit with the roller 5 through a rotating shaft, the bottom end of the U-shaped rod 4 is fixed at the top end of the conical rod 3, the metal rod 1 is provided with a sliding groove at the bottom of the mounting groove, the U-shaped rod 4 is in sliding fit with the inner wall of the sliding groove, two ends of the metal rod 1 are respectively provided with a threaded groove, the inner wall of the threaded groove is screwed with a threaded cap 6, the other end of the threaded cap 6 is fixed with a piston 8, the threaded cap 6 is provided with a threaded hole, the inner wall of one end of the threaded hole is screwed with a filling joint 7, one side of the metal rod 1 provided with a threaded hole on one side of the rotating mechanism 2, one end of the screw hole is in threaded connection with a one-way joint 9, friction between two ends of the metal rod 1 and the chair frame can be reduced through the conical rod 3, the U-shaped rod 4 and the roller 5 arranged on the rotating mechanism 2, lubricating oil is injected through the filling joint 7, and the lubricating oil is injected between the metal rod 1 and the chair frame through the one-way joint 9 by rotating the threaded cap 6 and the piston 8, so that the service life of the lifting chair is greatly prolonged, and the lifting effect and the comfort level of the lifting chair during use are improved;

the inner wall of one side of the thread groove of the metal rod 1 is provided with a monitoring mechanism 10, the monitoring mechanism 10 comprises a connecting rod 11, a floating ball 12, a connecting rod 13, a sliding rod 14, a metal block 15 and a metal sheet 16, one end of the connecting rod 11 is hinged on the inner wall of one side of the thread groove through a hinge, the other end of the connecting rod 11 is hinged on the top end of the connecting rod 13 through a hinge, the floating ball 12 is fixed on the outer wall of one side of the other end of the connecting rod 11, the bottom end of the connecting rod 13 is hinged on the top end of the sliding rod 14, the bottom end of the sliding rod 14 is fixed on the top end of the metal block 15, the inner wall of the bottom of one side of the thread groove of the metal rod 1 is provided with a fixing groove, the inner wall of the fixing groove is fixed with an insulating rubber plate, the insulating rubber plate is provided with a plurality of uniformly distributed rectangular grooves, the metal sheet 16 is fixed on the inner wall of the rectangular groove, one end of the metal sheet 16 is connected with an indicating lamp 18 through a conducting wire, the connecting rod 11, the floating ball 12 and the connecting rod 13 arranged through the monitoring mechanism 10, The sliding rod 14, the metal block 15 and the metal sheet 16 can drive the floating ball 12 to float when the volume of the lubricating liquid is increased or decreased, the metal block 15 is pulled to slide up and down to be in contact with the metal sheet 16, and meanwhile, the indicator lamp 18 is electrified, so that the volume of the lubricating liquid in the metal rod 1 can be visually known, and the use of personnel is facilitated;

the metal rod 1 is located the spout bottom and opens there is the installing port, and the installing port inner wall forms sliding fit with toper pole 3, spout bottom inner wall is located toper pole 3 and is fixed with the spring all around, and spring one end is fixed in "U" shape pole 4 bottoms, metal block 15 has the power through the connection of electric lines, and 15 both ends of metal block and insulating rubber board form sliding fit, 6 one end of screw cap is opened has fixed notch, and fixed notch one side inner wall is fixed with scale mark 17, pilot lamp 18 is fixed at fixed notch opposite side inner wall, 6 outer walls of screw cap are fixed with the sealing strip, piston 8 forms sliding fit with the thread groove inner wall, pilot lamp 18 is connected with the power through the power cord.

The working principle is as follows: the friction between the two ends of the metal rod 1 and the chair frame can be reduced by the conical rod 3, the U-shaped rod 4 and the roller 5 arranged on the rotating mechanism 2, lubricating oil is injected by the filling joint 7, and the lubricating oil is injected between the metal rod 1 and the chair frame through the one-way joint 9 by rotating the threaded cap 6 and the piston 8, so that the service life of the lifting chair is greatly prolonged, and the lifting effect and the comfort level of the lifting chair during use are improved; through the connecting rod 11, the floating ball 12, the connecting rod 13, the sliding rod 14, the metal block 15 and the metal sheet 16 arranged on the monitoring mechanism 10, when the volume of the lubricating liquid is increased or decreased, the floating ball 12 is driven to float, the metal block 15 is pulled to slide up and down to be in contact with the metal sheet 16, and meanwhile, the indicating lamp 18 is electrified, so that the volume of the lubricating liquid in the metal rod 1 can be visually known, and the use of a person is facilitated.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A metal component convenient for a chair frame to lift and have good lubricating effect for a lifting chair comprises a metal rod (1) and is characterized in that mounting grooves are formed in the outer walls of the two ends of the metal rod (1), a rotating mechanism (2) is arranged on the inner wall of each mounting groove, each rotating mechanism (2) comprises a conical rod (3), a U-shaped rod (4) and a roller (5), the inner walls of the two sides of the top of each U-shaped rod (4) are in rotating fit with the rollers (5) through rotating shafts, the bottom end of each U-shaped rod (4) is fixed to the top end of each conical rod (3), the metal rod (1) is located at the bottom of each mounting groove and is provided with a sliding groove, each U-shaped rod (4) is in sliding fit with the inner wall of the sliding groove, threaded grooves are formed in the two ends of the metal rod (1), threaded caps (6) are screwed on the inner walls of the threaded grooves, and a piston (8) is fixed to the other ends of the threaded caps (6), the threaded cap (6) is provided with a threaded hole, the inner wall of one end of the threaded hole is in threaded connection with a filling joint (7), the metal rod (1) is positioned on one side of the rotating mechanism (2) and is provided with a threaded hole, one end of the threaded hole is in threaded connection with a one-way joint (9), the inner wall of one side of the threaded groove of the metal rod (1) is provided with a monitoring mechanism (10), the monitoring mechanism (10) comprises a connecting rod (11), a floating ball (12), a connecting rod (13), a sliding rod (14), a metal block (15) and a metal sheet (16), one end of the connecting rod (11) is hinged on the inner wall of one side of the threaded groove through a hinge, the other end of the connecting rod (11) is hinged on the top end of the connecting rod (13) through a hinge, the floating ball (12) is fixed on the outer wall of one side of the other end of the connecting rod (11), the bottom end of the connecting rod (13) is hinged on the top end of the sliding rod (14) through a hinge, and the bottom end of the sliding rod (14) is fixed on the top end of the metal block (15), the metal rod (1) is located that the inner wall of thread groove one side bottom is opened there is the fixed slot, and the fixed slot inner wall is fixed with the insulating rubber board, the insulating rubber board is opened the rectangular channel that has a plurality of evenly distributed, and sheetmetal (16) are fixed at the rectangular channel inner wall, sheetmetal (16) one end is connected with pilot lamp (18) through the wire.

2. The metal component with good lubricating effect for the lifting chair frame for the lifting chair according to claim 1, wherein the metal rod (1) is provided with a mounting opening at the bottom of the sliding groove, and the inner wall of the mounting opening forms sliding fit with the conical rod (3).

3. The metal component with good lubricating effect for the lifting chair frame for the lifting chair according to claim 1, wherein the inner wall of the bottom of the sliding groove is positioned around the conical rod (3) and is fixedly provided with a spring, and one end of the spring is fixed at the bottom of the U-shaped rod (4).

4. The metal component with good lubricating effect for the lifting chair frame of the lifting chair according to claim 1, wherein the metal block (15) is connected with a power supply through a wire, and two ends of the metal block (15) are in sliding fit with the insulating rubber plate.

5. The metal component with good lubricating effect for the lifting chair frame of the lifting chair according to claim 1, wherein one end of the screw cap (6) is provided with a fixed notch, the inner wall of one side of the fixed notch is fixed with scale marks (17), and the indicator light (18) is fixed on the inner wall of the other side of the fixed notch.

6. The metal component with good lubricating effect for the lifting chair frame of the lifting chair according to claim 1, wherein the outer wall of the threaded cap (6) is fixed with a sealing strip, and the piston (8) is in sliding fit with the inner wall of the threaded groove.

7. The metal component with good lubricating effect for the lifting chair frame of the lifting chair as claimed in claim 1, wherein the indicator lamp (18) is connected with a power supply through a power line.