CN113464788A

CN113464788A - Angle adjusting and position lifting device for computer display

Info

Publication number: CN113464788A
Application number: CN202110737072.4A
Authority: CN
Inventors: 熊峥
Original assignee: Jiayue Hangzhou Media Technology Co ltd
Current assignee: Jiayue Hangzhou Media Technology Co ltd
Priority date: 2021-06-30
Filing date: 2021-06-30
Publication date: 2021-10-01

Abstract

The invention relates to the technical field of computer-aided equipment, and discloses an angle adjusting and position lifting device for a computer display, which comprises a main body support, wherein the interior of the main body support is movably connected with a lifting mechanism, the interior of the main body support is slidably connected with a movable plate, the exterior of the movable plate is movably connected with an angle adjusting mechanism, the exterior of the main body support is movably connected with a hanging plate, and the exterior of the hanging plate is fixedly connected with a hanging ring; the control maincenter controls drive power supply drive swivel becket to rotate for the loose axle rotates, and the loose axle rotates and makes the link plate rotate, and the link plate rotates and makes the link ring rotate, and then makes the display can automatically regulated angle, stops when being fit for the user to use, avoids when the angle is not enough, and the condition that leads to the user to look up or overlook the display takes place, thereby has brought fine experience effect for the user.

Description

Angle adjusting and position lifting device for computer display

Technical Field

The invention relates to the technical field of computer-aided equipment, in particular to an angle adjusting and position lifting device for a computer display.

Background

The computer-aided equipment is mainly divided into three modules: office equipment, digital equipment, network equipment, the application of every module at present stage is all very extensive, wherein place the position of computer display in office equipment at present stage generally all is the desk, but traditional desk is most all immobilizedly, if user's height is too low or when too high, need look up or look down the display when using the computer, under long-time operational environment like this, user's neck can appear the condition of ache, just so can reduce user's office efficiency, and can cause certain burden to user's health, the condition that can lead to cervical spondylopathy under the serious condition takes place.

Therefore, in order to solve these problems, an angle adjusting and position lifting device for a computer display is needed.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides an angle adjusting and position lifting device for a computer display, which has the advantages of lifting the display and adjusting the angle of the display, and solves the problems that if the height of a user is too low or too high, the user needs to look up or look down the display when using a computer, so that the neck of the user is sore under a long-time working environment, the office efficiency of the user is reduced, a certain burden can be caused on the body of the user, and cervical spondylosis can be caused under serious conditions.

(II) technical scheme

In order to achieve the purpose of lifting and lowering the display and adjusting the angle of the display, the invention provides the following technical scheme: the utility model provides an angle modulation and position elevating gear for computer display, includes the main part support, the inside swing joint of main part support has elevating system, and the inside sliding connection of main part support has the movable plate, and the outside swing joint of movable plate has angle modulation mechanism, and the outside swing joint of main part support has the link plate, and the outside fixedly connected with link of link plate.

Preferably, elevating system includes the axis of rotation, rotates wheel, chain, spacing wheel, spacing subassembly, connecting rod, lifter, and the inside of main part support is rotated and is connected with the axis of rotation, and the outside fixedly connected with of axis of rotation rotates the wheel, and the outside meshing of rotating the wheel is connected with the chain, and the outside fixedly connected with of axis of rotation is spacing round, the spacing subassembly of the inside fixedly connected with of main part support, the outside fixedly connected with connecting rod of chain, the outside fixedly connected with lifter of connecting rod.

Preferably, the wheel and spacing round fixed connection rotate, spacing subassembly includes spacing frame, the electro-magnet, the insulation board, the gag lever post, spring one, the spacing frame of inside fixedly connected with of main part support, the inside fixedly connected with electro-magnet of spacing frame, the outside fixedly connected with insulation board of electro-magnet, the outside fixedly connected with spring one of insulation board, the one end fixedly connected with gag lever post of insulation board is kept away from to spring one, the inside fixedly connected with iron plate of gag lever post, the position of iron plate, the specification all with the electro-magnet phase-match, gag lever post and spacing frame sliding connection, the position of gag lever post, the specification all with spacing round phase-match.

Preferably, the bottom fixedly connected with spring two of lifter, the one end fixed connection that the lifter plate was kept away from to spring two is in the inside of main part support, lifter and movable plate fixed connection, and the axis of rotation is connected with driving power supply electricity, and the electro-magnet is connected with external power supply electricity, and the outside fixedly connected with lifting button of main part support, when the user needs to carry out lifting operation to the display, the initiative press down lifting button can, when reacing required position, press down the button once more and can realize the lift adjustment of display.

Preferably, angle adjustment mechanism includes the fixed plate, the loose axle, the change collar, the gear, the fly leaf, remove the frame, trigger the subassembly, the slide bar, the locating plate, the inside fixedly connected with fixed plate of main part support, the inside of fixed plate rotates and is connected with the loose axle, the change collar is connected in the inside of fixed plate, the inside rotation of change collar is connected with the gear, the inside sliding connection of change collar has the fly leaf, the outside fixedly connected with of fly leaf removes the frame, the inside of removing the frame is provided with triggers the subassembly, the inside sliding connection of removing the frame has the slide bar, the outside fixedly connected with locating plate of slide bar.

Preferably, the outside fixedly connected with tooth of fly leaf, tooth and gear engagement are connected, trigger the subassembly and include the N utmost point, the S utmost point, the bar copper, spring three, remove the inside fixedly connected with N utmost point of frame, remove the inside fixedly connected with S utmost point of frame, the outside fixedly connected with bar copper of slide bar, the inside fixedly connected with spring three of removal frame, the one end fixed connection that the frame was removed in the outside of slide bar is kept away from to spring three, the position of bar copper, the specification all matches with the N utmost point and the S utmost point, the specification phase-match of the N utmost point and the S utmost point.

Preferably, loose axle and link plate fixed connection, swivel becket, gear all are connected with drive power supply electricity, and bar copper, drive power supply, external power supply all are connected with the control maincenter electricity, and the outside fixedly connected with angle adjustment button of main part support when the user needs to carry out angle modulation operation to the display, the initiative press angle adjustment button can, when reacing needs the position, press the button once more and can realize the angle modulation of display.

(III) advantageous effects

Compared with the prior art, the invention provides an angle adjusting and position lifting device for a computer display, which has the following beneficial effects:

1. the angle adjusting and position lifting device for the computer display supplies power to the electromagnet through an external power supply so that the electromagnet has magnetism, further attracting the iron block to move the iron block, the iron block moves to drive the limiting rod to move, when the limiting rod is separated from the limiting wheel, the driving power supply drives the rotating shaft to rotate, the rotating shaft rotates to drive the rotating wheel to rotate, the rotating wheel rotates to drive the chain to rotate, the chain rotates to drive the connecting rod to move, the connecting rod moves to drive the lifting rod to move, and the lifting rod moves, so that the second spring is stretched or compressed, the lifting rod moves and drives the moving plate to move, the moving plate moves and drives the hanging plate to move, the hanging plate moves and drives the hanging ring to move, and then make the display can follow user's requirement and go up and down, avoided because of the display height is unadjustable, leading to the inconvenient condition of user to take place to the practicality of this device has been improved greatly.

2. The angle adjusting and position lifting device for the computer display drives the gear to rotate and drives the movable plate to move through the driving power supply, the movable plate moves to drive the movable frame to move, the movable frame moves to drive the sliding rod to move, the sliding rod moves to drive the positioning plate to move, when the positioning plate is contacted with the movable shaft, the spring III is compressed, and the copper rod can move continuously, further cutting the magnetic induction line between the N pole and the S pole, further generating induction current, controlling the central control driving power supply to drive the rotating ring to rotate, the movable shaft rotates, the hanging plate rotates due to the rotation of the movable shaft, the hanging ring rotates due to the rotation of the hanging plate, thereby the angle of the display can be automatically adjusted until the display is suitable for the user to use, and the display can be prevented from being out of range, the situation that the user needs to look up or look down the display occurs, and therefore good experience effect is brought to the user.

Drawings

FIG. 1 is a schematic view of the present invention in partial cross section;

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

FIG. 3 is an enlarged view of a portion of the angle adjustment mechanism of FIG. 1 according to the present invention;

FIG. 4 is a schematic diagram illustrating a connection relationship between some of the structures shown in FIG. 3 according to the present invention;

FIG. 5 is an enlarged view of the structure at B in FIG. 4 according to the present invention.

In the figure: 1. a main body support; 2. a lifting mechanism; 21. a rotating shaft; 22. a rotating wheel; 23. a chain; 24. a limiting wheel; 25. a limiting component; 26. a connecting rod; 27. a lifting rod; 3. moving the plate; 4. an angle adjusting mechanism; 41. a fixing plate; 42. a movable shaft; 43. a rotating ring; 44. a gear; 45. a movable plate; 46. moving the frame; 47. a trigger component; 48. a slide bar; 49. positioning a plate; 5. hanging the plate; 6. and (5) hanging a ring.

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.

The first embodiment is as follows:

referring to fig. 1-2, an angle adjusting and position lifting device for a computer display includes a main body bracket 1, a lifting mechanism 2 movably connected to an inside of the main body bracket 1 and capable of lifting the display, the lifting mechanism 2 including a rotation shaft 21, a rotation wheel 22, a chain 23, a limit wheel 24, a limit assembly 25, a connection rod 26, and a lifting rod 27, the rotation shaft 21 is rotatably connected to an inside of the main body bracket 1, the rotation wheel 22 is fixedly connected to an outside of the rotation shaft 21, the chain 23 is engaged and connected to an outside of the rotation wheel 22, the limit wheel 24 is fixedly connected to an outside of the rotation shaft 21, the limit assembly 25 is fixedly connected to an inside of the main body bracket 1, the connection rod 26 is fixedly connected to an outside of the chain 23, the lifting rod 27 is fixedly connected to an outside of the connection rod 26, the rotation wheel 22 is fixedly connected to the limit wheel 24, the limit assembly 25 includes a limit frame, The electromagnet, the insulating plate, the limiting rod and the first spring are fixedly connected, the limiting frame is fixedly connected inside the main body support 1, the electromagnet is fixedly connected inside the limiting frame, the insulating plate is fixedly connected outside the electromagnet, the first spring is fixedly connected outside the insulating plate, the limiting rod is fixedly connected at one end of the first spring, which is far away from the insulating plate, the iron block is fixedly connected inside the limiting rod, the position and the specification of the iron block are matched with those of the electromagnet, the limiting rod is connected with the limiting frame in a sliding manner, the position and the specification of the limiting rod are matched with those of the limiting wheel 24, the second spring is fixedly connected at the bottom of the lifting rod 27, one end of the second spring, which is far away from the lifting plate, is fixedly connected inside the main body support 1, the lifting rod 27 is fixedly connected with the movable plate 3, the rotating shaft 21 is electrically connected with the driving power supply, the electromagnet is electrically connected with the external power supply, and the lifting button is fixedly connected outside the main body support 1, when the user need go up and down to the display operation, the initiative press down the lifting button can, when reacing needs position, press down the button once more and can realize the lift adjustment of display, the inside sliding connection of main part support 1 has movable plate 3, the outside swing joint of movable plate 3 has angle adjusting mechanism 4 that can carry out display angle modulation, the outside swing joint of main part support 1 has link plate 5, the outside fixedly connected with link 6 of link plate 5.

Example two:

referring to fig. 3-5, an angle adjusting and position lifting device for a computer display comprises a main body bracket 1, a lifting mechanism 2 capable of lifting the display is movably connected inside the main body bracket 1, a moving plate 3 is slidably connected inside the main body bracket 1, an angle adjusting mechanism 4 capable of adjusting the angle of the display is movably connected outside the moving plate 3, the angle adjusting mechanism 4 comprises a fixed plate 41, a moving shaft 42, a rotating ring 43, a gear 44, a moving plate 45, a moving frame 46, a trigger assembly 47, a sliding rod 48 and a positioning plate 49, the fixed plate 41 is fixedly connected inside the main body bracket 1, the moving shaft 42 is rotatably connected inside the fixed plate 41, the rotating ring 43 is rotatably connected inside the fixed plate 41, the gear 44 is rotatably connected inside the rotating ring 43, the moving plate 45 is slidably connected inside the rotating ring 43, a movable frame 46 is fixedly connected to the outside of the movable plate 45, a trigger assembly 47 is arranged inside the movable frame 46, a sliding rod 48 is slidably connected to the inside of the movable frame 46, a positioning plate 49 is fixedly connected to the outside of the sliding rod 48, teeth are fixedly connected to the outside of the movable plate 45 and meshed with the gear 44, the trigger assembly 47 comprises an N pole, an S pole, a copper rod and a spring III, the N pole is fixedly connected to the inside of the movable frame 46, the S pole is fixedly connected to the inside of the movable frame 46, the copper rod is fixedly connected to the outside of the sliding rod 48, the spring III is fixedly connected to the inside of the movable frame 46, one end of the spring III, which is far away from the movable frame 46, is fixedly connected to the outside of the sliding rod 48, the position and the specification of the copper rod are matched with the N pole and the S pole, the specifications of the N pole and the S pole are matched, the movable shaft 42 is fixedly connected with the hanging plate 5, the rotating ring 43 and the gear 44 are electrically connected with a driving power supply, the bar copper, drive power supply, external power supply all are connected with the control hub electricity, and the outside fixedly connected with angle adjustment button of main part support 1, when the user needs to carry out the angle modulation operation to the display, the initiative press the angle adjustment button can, when reacing required position, press the button once more and can realize the angle modulation of display, the outside swing joint of main part support 1 has link plate 5, the outside fixedly connected with link 6 of link plate 5.

Example three:

referring to fig. 1-5, an angle adjusting and position lifting device for a computer display includes a main body bracket 1, a lifting mechanism 2 movably connected to the inside of the main body bracket 1 and capable of lifting the display, the lifting mechanism 2 including a rotation shaft 21, a rotation wheel 22, a chain 23, a limit wheel 24, a limit assembly 25, a connection rod 26, and a lifting rod 27, the rotation shaft 21 is rotatably connected to the inside of the main body bracket 1, the rotation wheel 22 is fixedly connected to the outside of the rotation shaft 21, the chain 23 is engaged and connected to the outside of the rotation wheel 22, the limit wheel 24 is fixedly connected to the outside of the rotation shaft 21, the limit assembly 25 is fixedly connected to the inside of the main body bracket 1, the connection rod 26 is fixedly connected to the outside of the chain 23, the lifting rod 27 is fixedly connected to the outside of the connection rod 26, the rotation wheel 22 is fixedly connected to the limit wheel 24, the limit assembly 25 includes a limit frame, The electromagnet, the insulating plate, the limiting rod and the first spring are fixedly connected, the limiting frame is fixedly connected inside the main body support 1, the electromagnet is fixedly connected inside the limiting frame, the insulating plate is fixedly connected outside the electromagnet, the first spring is fixedly connected outside the insulating plate, the limiting rod is fixedly connected at one end of the first spring, which is far away from the insulating plate, the iron block is fixedly connected inside the limiting rod, the position and the specification of the iron block are matched with those of the electromagnet, the limiting rod is connected with the limiting frame in a sliding manner, the position and the specification of the limiting rod are matched with those of the limiting wheel 24, the second spring is fixedly connected at the bottom of the lifting rod 27, one end of the second spring, which is far away from the lifting plate, is fixedly connected inside the main body support 1, the lifting rod 27 is fixedly connected with the movable plate 3, the rotating shaft 21 is electrically connected with the driving power supply, the electromagnet is electrically connected with the external power supply, and the lifting button is fixedly connected outside the main body support 1, when a user needs to lift the display, the user can actively press the lifting button, and when the user reaches a required position, the user can press the button again to realize the lifting adjustment of the display.

The display angle adjusting device comprises a main body support 1, a movable plate 3 is connected to the inside of the main body support 1 in a sliding manner, an angle adjusting mechanism 4 capable of adjusting the angle of a display is movably connected to the outside of the movable plate 3, the angle adjusting mechanism 4 comprises a fixed plate 41, a movable shaft 42, a rotating ring 43, a gear 44, a movable plate 45, a movable frame 46, a trigger assembly 47, a sliding rod 48 and a positioning plate 49, the fixed plate 41 is fixedly connected to the inside of the main body support 1, the movable shaft 42 is rotatably connected to the inside of the fixed plate 41, the rotating ring 43 is rotatably connected to the inside of the fixed plate 41, the gear 44 is rotatably connected to the inside of the rotating ring 43, the movable plate 45 is slidably connected to the inside of the rotating ring 43, the movable frame 46 is fixedly connected to the outside of the movable plate 45, the trigger assembly 47 is arranged inside of the movable frame 46, the sliding rod 48 is slidably connected to the inside of the movable frame 46, the positioning plate 49 is fixedly connected to the outside of the sliding rod 48, and teeth are fixedly connected to the outside of the movable plate 45, the teeth are engaged with the gear 44, the trigger assembly 47 comprises an N pole, an S pole, a copper bar and a spring III, the N pole is fixedly connected inside the movable frame 46, the S pole is fixedly connected inside the movable frame 46, the copper bar is fixedly connected outside the sliding rod 48, the spring III is fixedly connected inside the movable frame 46, one end of the spring III, which is far away from the movable frame 46, is fixedly connected outside the sliding rod 48, the position and the specification of the copper bar are matched with the N pole and the S pole, the specifications of the N pole and the S pole are matched, the movable shaft 42 is fixedly connected with the hanging plate 5, the rotating ring 43 and the gear 44 are electrically connected with a driving power supply, the copper bar, the driving power supply and the external power supply are electrically connected with a control center, the angle adjusting button is fixedly connected outside the main body support 1, when a user needs to perform angle adjusting operation on the display, the angle adjusting button can be actively pressed, when the user reaches a required position, the angle adjustment of the display can be realized by pressing the button again, the hanging plate 5 is movably connected to the outer part of the main body support 1, and the hanging ring 6 is fixedly connected to the outer part of the hanging plate 5.

The working principle is as follows: when the device is started, when a user needs to lift the display, the user only needs to press the lifting button, at the moment, the control center controls the external power supply to supply power to the electromagnet, so that the electromagnet has magnetism, and further attracts an iron block, so that the iron block is moved, the iron block moves to drive the limiting rod to move, the limiting rod moves to compress the spring I, after the limiting rod is separated from the limiting wheel 24, the driving power supply drives the rotating shaft 21 to rotate, the rotating shaft 21 rotates to drive the rotating wheel 22 to rotate, the rotating wheel 22 rotates to drive the chain 23 to rotate, the chain 23 rotates to drive the connecting rod 26 to move, the connecting rod 26 moves to drive the lifting rod 27 to move, the lifting rod 27 moves, so that the spring II is stretched or compressed, the lifting rod 27 moves to drive the moving plate 3 to move, the moving plate 3 moves to drive the fixed plate 41 to move, the fixed plate 41 moves to drive the movable shaft 42 to move, the movable shaft 42 moves to drive the hanging plate 5 to move, link plate 5 removes and drives link 6 and remove, and then make the display can follow user's requirement and go up and down, when reacing the assigned position, the user presses the button once more, control central control external power source gives the electro-magnet outage, the electro-magnet no longer has magnetism after the outage, and then can't attract the iron plate, this moment under the restoring force effect of spring one, make the gag lever post moved, when gag lever post and spacing wheel 24 contact, make spacing wheel 24 stall, and then make and rotate wheel 22 stall, this device stall this moment.

When a user needs to adjust the angle, the user only needs to press an angle adjusting button, at this time, the control center controls the driving power supply to drive the gear 44 to rotate, the gear 44 rotates to drive the teeth to move, the teeth move and drive the movable plate 45 to move, the movable plate 45 moves to drive the movable frame 46 to move, the movable frame 46 moves to drive the sliding rod 48 to move, the sliding rod 48 moves to drive the positioning plate 49 to move, after the positioning plate 49 is contacted with the movable shaft 42, the spring three is compressed under the action of the movable shaft 42, the copper rod continuously moves to cut a magnetic induction line between an N pole and an S pole, and further an induction current is generated, at this time, the positioning plate 49 clamps the movable shaft 42, and at the same time, the control center senses the current change and controls the driving power supply to drive the rotary ring 43 to rotate, the rotary ring 43 rotates to drive the movable shaft 42 to rotate, and the movable shaft 42 rotates to enable the hanging plate 5 to rotate, link plate 5 rotates and makes link 6 rotate, and then makes the display can the automatically regulated angle, and when reacing user's assigned position, the user presses angle adjustment button once more, and control centre control drive power supply stops to drive swivel 43 this moment to display angle modulation's purpose has been realized.

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 angle modulation and position elevating gear for computer display, includes main part support (1), its characterized in that: the lifting mechanism is characterized in that the lifting mechanism (2) is movably connected inside the main body support (1), the movable plate (3) is slidably connected inside the main body support (1), the angle adjusting mechanism (4) is movably connected outside the movable plate (3), the hanging plate (5) is movably connected outside the main body support (1), and the hanging ring (6) is fixedly connected outside the hanging plate (5).

2. The device of claim 1, wherein the device comprises: elevating system (2) are including axis of rotation (21), rotate wheel (22), chain (23), spacing wheel (24), spacing subassembly (25), connecting rod (26), lifter (27), the inside of main part support (1) is rotated and is connected with axis of rotation (21), the outside fixedly connected with of axis of rotation (21) rotates wheel (22), the outside meshing that rotates wheel (22) is connected with chain (23), the spacing wheel of outside fixedly connected with (24) of axis of rotation (21), the inside fixedly connected with of main part support (1) is spacing subassembly (25), outside fixedly connected with connecting rod (26) of chain (23), outside fixedly connected with lifter (27) of connecting rod (26).

3. The device of claim 2, wherein the device comprises: rotate wheel (22) and spacing wheel (24) fixed connection, spacing subassembly (25) are including spacing frame, the electro-magnet, the insulation board, the gag lever post, spring one, the spacing frame of inside fixedly connected with of main part support (1), the inside fixedly connected with electro-magnet of spacing frame, the outside fixedly connected with insulation board of electro-magnet, the outside fixedly connected with spring one of insulation board, the one end fixedly connected with gag lever post of insulation board is kept away from to spring one, the inside fixedly connected with ironblock of gag lever post, the position of ironblock, the specification all with the electro-magnet phase-match, gag lever post and spacing frame sliding connection, the position of gag lever post, the specification all with spacing wheel (24) phase-match.

4. The device of claim 2, wherein the device comprises: the bottom of the lifting rod (27) is fixedly connected with a second spring, one end, far away from the lifting plate, of the second spring is fixedly connected inside the main body support (1), the lifting rod (27) is fixedly connected with the moving plate (3), the rotating shaft (21) is electrically connected with the driving power supply, and the electromagnet is electrically connected with the external power supply.

5. The device of claim 1, wherein the device comprises: the angle adjusting mechanism (4) comprises a fixed plate (41), a movable shaft (42), a rotating ring (43), a gear (44), a movable plate (45), a movable frame (46), a trigger assembly (47), a sliding rod (48) and a positioning plate (49), the inside fixedly connected with fixed plate (41) of main part support (1), the inside of fixed plate (41) rotates and is connected with loose axle (42), the inside of fixed plate (41) rotates and connects swivel becket (43), the inside of swivel becket (43) rotates and is connected with gear (44), the inside sliding connection of swivel becket (43) has fly leaf (45), the outside fixedly connected with of fly leaf (45) removes frame (46), the inside of removing frame (46) is provided with trigger assembly (47), the inside sliding connection that removes frame (46) has slide bar (48), the outside fixedly connected with locating plate (49) of slide bar (48).

6. The device of claim 5, wherein the device comprises: the outside fixedly connected with tooth of fly leaf (45), the tooth is connected with gear (44) meshing, trigger subassembly (47) including the N utmost point, the S utmost point, the bar copper, the spring is three, the inside fixedly connected with N utmost point of removal frame (46), the inside fixedly connected with S utmost point of removal frame (46), the outside fixedly connected with bar copper of slide bar (48), the inside fixedly connected with spring three of removal frame (46), the one end fixed connection that the removal frame (46) was kept away from to spring three is in the outside of slide bar (48), the position of bar copper, the specification all matches with the N utmost point and the S utmost point, the specification phase-match of the N utmost point and the S utmost point.

7. The device of claim 5, wherein the device comprises: the movable shaft (42) is fixedly connected with the hanging plate (5), the rotating ring (43) and the gear (44) are electrically connected with the driving power supply, and the copper bar, the driving power supply and the external power supply are electrically connected with the control center.