CN-121993699-A - Electric bracket and screen equipment using same

CN121993699ACN 121993699 ACN121993699 ACN 121993699ACN-121993699-A

Abstract

The invention provides an electric bracket which is used for supporting a display screen and comprises a bracket structure, a strain detection unit and a driving module which is arranged in the bracket structure and is used for driving the bracket structure or the display screen. The support structure comprises a support column, a rear cantilever pivoted to the support column, and a front cantilever pivoted to the rear cantilever and the display screen. The strain detection unit is electrically connected with the driving module and is arranged at least one of a first detection position positioned in the supporting column, a second detection position positioned at the pivoting position of the rear cantilever and the supporting column, a third detection position positioned at the pivoting position of the rear cantilever and the front cantilever and a fourth detection position positioned at the pivoting position of the front cantilever and the display screen. The strain detection unit detects the stress change applied to the bracket structure or the display screen, and controls the driving module to drive the bracket structure or the display screen and enable the display screen to act.

Inventors

CHEN SHIHE
YOU LINYUAN
XUE HECONG
HUANG LIUYI
XIAO MENGYANG
Zhan Renxiang

Assignees

明基智能科技（上海）有限公司
明基电通股份有限公司

Dates

Publication Date: 20260508
Application Date: 20241104

Claims (11)

1. An electric bracket suitable for connecting with a display screen, comprising a bracket structure comprising: A support column; a rear cantilever pivotally connected to the support column, and The front cantilever is pivoted between the rear cantilever and the display screen; At least one driving module arranged in the bracket structure for driving the bracket structure or the display screen and making the display screen operate, and At least one strain detecting unit, which is electrically connected to the driving module and is arranged at least one of a first detecting position in the supporting column, a second detecting position at the pivot joint of the rear cantilever and the supporting column, a third detecting position at the pivot joint of the rear cantilever and the front cantilever, and a fourth detecting position at the pivot joint of the front cantilever and the display screen, wherein the strain detecting unit detects the stress variation applied to the bracket structure or the display screen, and controls the driving module according to the stress variation so as to drive the bracket structure or the display screen and make the display screen act.
2. The electric bracket of claim 1, wherein the support column is disposed on a plane in a liftable manner, the strain detection unit is disposed at the first detection position, and the strain detection unit is a planar Load Cell (Load Cell) and is pressed under the driving module or suspended above the driving module; the strain detection unit detects the stress change when the display screen is stressed downwards, and controls the driving module to drive the support column to move downwards, so that the display screen descends; The strain detection unit detects the stress change when the display screen is stressed upwards, and controls the driving module to drive the supporting column to move upwards, so that the display screen rises.
3. The electric bracket of claim 1, wherein the support column is disposed on a plane in a liftable manner, the strain detection unit is disposed at the second detection position, and the strain detection unit is a planar load cell and is pressed against the lower part of the pivot axes of the rear cantilever and the support column; the strain detection unit detects the stress change when the display screen is stressed downwards, and controls the driving module to drive the support column to move downwards, so that the display screen descends; The strain detection unit detects the stress change when the display screen is stressed upwards, and controls the driving module to drive the supporting column to move upwards, so that the display screen rises.
4. The electric bracket of claim 1, wherein the display screen is pivoted to the front cantilever and is vertically pivotable with respect to a plane, the strain detection unit is disposed at the fourth detection position, and the strain detection unit is a planar load cell or a torsion load cell and is connected to the front cantilever and the pivot axis of the display screen or is pressed below the pivot axis; The strain detection unit detects the stress change when the display screen receives the acting force in the vertical pivoting direction, and controls the driving module to drive the bracket structure or the display screen to enable the display screen to vertically pivot.
5. The electric bracket of claim 1, wherein the display screen is pivotally connected to the front cantilever and horizontally deflectable relative to a plane, the strain detection unit is disposed at the fourth detection position, and the strain detection unit is a torsion load cell and is connected to the pivot axes of the front cantilever and the display screen; The strain detection unit detects the stress change when the display screen receives the acting force in the horizontal pivoting direction, and controls the driving module to drive the support structure or the display screen to horizontally deflect the display screen.
6. The electric bracket of claim 1, wherein the display screen is pivotally connected to the front cantilever and horizontally deflectable relative to a plane, the strain detection unit is disposed at the third detection position, and the strain detection unit is a torsion load cell and is connected to pivot axes of the front cantilever and the rear cantilever; The strain detection unit detects the stress change when the display screen receives the acting force in the horizontal pivoting direction, and controls the driving module to drive the support structure or the display screen to horizontally deflect the display screen.
7. The electric bracket of claim 1, wherein the support column is pivotally disposed on a plane, the strain detection unit is disposed at the first detection position, and the strain detection unit is a torsion load cell and is pressed under the driving module or suspended above the driving module; the strain detection unit detects the stress change when the display screen receives the acting force in the horizontal pivoting direction, and controls the driving module to drive the bracket structure or the display screen to pivot, so that the display screen deflects horizontally.
8. The electric bracket of claim 1, wherein the display screen is pivoted to the front cantilever so as to be vertically reversible relative to a plane, the strain detection unit is disposed at the fourth detection position, and the strain detection unit is a planar load cell or a torsion load cell and is connected to the front cantilever and a pivot axis of the display screen or is pressed against a lower part of the pivot axis; The strain detection unit detects the stress change when the display screen receives the acting force in the vertical overturning direction, and controls the driving module to drive the support structure or the display screen to overturn the display screen.
9. The electric stand of claim 1, wherein the strain detecting unit detects the stress change when the stand structure or the display screen is subjected to at least one force in a flapwise direction, and controls the driving module to drive the stand structure or the display screen and to actuate or deactivate the display screen according to the frequency of occurrence of the detected stress change.
10. The electric bracket of claim 1, wherein the strain detecting unit detects the stress change when the display screen receives a reverse force opposite to the direction of the display screen, and controls the driving module to drive the bracket structure or the display screen and stop the display screen from operating or operating in a reverse direction.
11. A screen apparatus, comprising: display screen The electric bracket of any one of claims 1 to 10, connected to the display screen.

Description

Electric bracket and screen equipment using same Technical Field The present invention relates to an electric bracket and a screen device, and more particularly, to an electric bracket and a screen device thereof for driving a display screen to operate according to a stress change applied to the electric bracket or the display screen detected by a strain detecting unit. Background With the advancement of technology, display screens with electric lifting function are widely used in daily life, and a common electric lifting design thereof is to arrange a driving motor in a bracket structure for supporting the display screen and drive the bracket structure to ascend or descend through a screw/gear linkage mechanism, so that a user can easily adjust the display screen to a height suitable for watching or operating. However, in the process of adjusting the lifting height of the display screen, the display screen is easy to collide with an object (such as a desktop object) or be pulled to a wire, so that the display screen is often damaged or even injured by a user. In addition, the above design cannot allow the user to directly adjust the height of the display screen by hand force, which is against the intuition of the user operation, thereby causing a plurality of inconveniences in operation adjustment of the display screen. Disclosure of Invention Therefore, an objective of the present invention is to provide an electric bracket and a screen device thereof for driving a display screen to operate according to a stress change applied to the electric bracket or the display screen detected by a strain detecting unit, so as to solve the above-mentioned problems. According to one embodiment, the electric bracket is suitable for being connected with a display screen and comprises a bracket structure, a rear cantilever, a front cantilever and a rear cantilever, wherein the bracket structure comprises a support column, the rear cantilever is pivoted on the support column, and the front cantilever is pivoted between the rear cantilever and the display screen; At least one driving module arranged in the bracket structure for driving the bracket structure or the display screen and making the display screen operate, and At least one strain detecting unit, which is electrically connected to the driving module and is arranged at least one of a first detecting position in the supporting column, a second detecting position at the pivot joint of the rear cantilever and the supporting column, a third detecting position at the pivot joint of the rear cantilever and the front cantilever, and a fourth detecting position at the pivot joint of the front cantilever and the display screen, wherein the strain detecting unit detects the stress variation applied to the bracket structure or the display screen, and controls the driving module according to the stress variation so as to drive the bracket structure or the display screen and make the display screen act. In a preferred embodiment, the support column is disposed on the plane in a liftable manner, the strain detection unit is disposed at the first detection position, and the strain detection unit is a planar Load Cell (Load Cell) and is pressed under or suspended above the driving module; the strain detection unit detects the stress change when the display screen is stressed downwards, and controls the driving module to drive the support column to move downwards, so that the display screen descends; The strain detection unit detects the stress change when the display screen is stressed upwards, and controls the driving module to drive the supporting column to move upwards, so that the display screen rises. In a preferred embodiment, the support column is disposed on the plane in a liftable manner, the strain detection unit is disposed at the second detection position, and the strain detection unit is a planar load cell and is pressed under the pivot axes of the rear cantilever and the support column; the strain detection unit detects the stress change when the display screen is stressed downwards, and controls the driving module to drive the support column to move downwards, so that the display screen descends; The strain detection unit detects the stress change when the display screen is stressed upwards, and controls the driving module to drive the supporting column to move upwards, so that the display screen rises. In a preferred embodiment, the display screen is pivoted to the front cantilever and is vertically pivotable relative to the plane, the strain detection unit is disposed at the fourth detection position, and the strain detection unit is a planar load cell or a torsion load cell and is connected to the front cantilever and the pivot axis of the display screen or is pressed against the lower part of the pivot axis, and the strain detection unit detects the stress change when the display screen receives the force in the vertical pivot direction, and controls the driving