阅读说明：本技术 一种基于非侵入式负荷监测的用电能耗计算装置及方法 (Power consumption and energy consumption calculating device and method based on non-invasive load monitoring ) 是由 徐通通 陈浩 于 2021-09-03 设计创作，主要内容包括：本发明公开了一种基于非侵入式负荷监测的用电能耗计算装置及方法,涉及负荷监测技术领域,包括装置主体,所述装置主体的前内侧壁设置有安装板,所述装置主体的内部且位于安装板的内侧设置有排线机构,所述装置主体的后侧设置有后盖板,所述后盖板与装置主体之间设置有卡装机构；本发明能够避免装置主体内部的线路发生杂乱缠绕破皮而导致短路等问题,确保负荷监测的用电能耗计算有序正常进行,保证其监测用电能耗的效率,同时具有便捷的整理布线功能,且能够避免装置与外界发生碰撞而导致其内部元件发生松动甚至脱落,使得负荷监测的用电能耗计算无法进行,降低了监测用电能耗的效率,具有很好的缓冲防护内部元件的功能。(The invention discloses a device and a method for calculating power consumption based on non-invasive load monitoring, which relate to the technical field of load monitoring and comprise a device main body, wherein an installation plate is arranged on the inner side wall in front of the device main body, a wire arranging mechanism is arranged inside the device main body and positioned on the inner side of the installation plate, a rear cover plate is arranged on the rear side of the device main body, and a clamping mechanism is arranged between the rear cover plate and the device main body; the invention can avoid the problems of short circuit and the like caused by disordered winding and skin breaking of circuits in the device main body, ensure that the power consumption calculation of load monitoring is orderly and normally carried out, ensure the efficiency of monitoring the power consumption, simultaneously has a convenient arrangement and wiring function, can avoid the internal elements of the device from loosening and even falling off due to the collision with the outside, ensures that the power consumption calculation of load monitoring cannot be carried out, reduces the efficiency of monitoring the power consumption, and has a good function of buffering and protecting the internal elements.)

1. An electricity consumption calculating device based on non-invasive load monitoring comprises a device body (1), and is characterized in that: the device is characterized in that a mounting plate (2) is arranged on the inner side wall of the front portion of the device body (1), a wire arranging mechanism is arranged inside the device body (1) and on the inner side of the mounting plate (2), a rear cover plate (16) is arranged on the rear side of the device body (1), a clamping mechanism is arranged between the rear cover plate (16) and the device body (1), an anti-collision mechanism is arranged on the outer sides of the device body (1) and the rear cover plate (16), and a lifting belt (29) is fixedly connected to the upper surface of the device body (1).

2. The device for calculating the power consumption based on the non-invasive load monitoring as claimed in claim 1, wherein: the device is characterized in that a circuit board (3) is fixedly mounted at the middle position of the inner side face of the mounting plate (2), the outer side face of the mounting plate (2) is fixedly mounted near the top in a clamping manner and provided with a main display screen (4), a main button (5) is clamped at the middle position of the lower side of the outer side face of the mounting plate (2) near the main display screen (4), a plurality of groups of auxiliary display screens (6) are fixedly mounted on the outer side face of the mounting plate (2) near the two sides in a clamping manner and provided with a plurality of groups of auxiliary buttons (7) at the lower side of the main button (5), a plurality of groups of elastic ring pads (8) are fixedly connected to the front side face of the device main body (1), a data processing module (14) and a data acquisition module (15) are respectively clamped on the inner side face of the rear cover plate (16) near the two sides, and the output end of the circuit board (3) is electrically connected with the input ends of the main display screen (4) and the auxiliary display screens (6) respectively, and the output end of the circuit board (3) is electrically connected with the input end of the data processing module (14), and the input end of the data processing module (14) is electrically connected with the output end of the data acquisition module (15).

3. The device for calculating the power consumption based on the non-invasive load monitoring as claimed in claim 1, wherein: the wire arranging mechanism comprises a plurality of groups of wire conduits (9) and two groups of connecting sleeves (12), the upper surface of the device main body (1) is provided with two groups of rotating screw rods (10) in a penetrating mode close to the middle position, the lower ends of the rotating screw rods (10) are fixedly connected with movable shafts (11), and the outer side faces of the connecting sleeves (12) are fixedly sleeved with a plurality of groups of limiting rings (13).

4. The device for calculating the power consumption based on the non-invasive load monitoring as claimed in claim 3, wherein: the plurality of groups of the wire conduits (9) are respectively distributed on the inner side surface of the mounting plate (2) at equal intervals and close to the two sides, the two groups of the connecting sleeves (12) are respectively in threaded connection with the two groups of the rotating screw rods (10), and the plurality of groups of the limiting rings (13) are respectively distributed on the outer sides of the two groups of the connecting sleeves (12) at equal intervals.

5. The device for calculating the power consumption based on the non-invasive load monitoring as claimed in claim 1, wherein: the clamping mechanism comprises a connecting ring plate (18), the connecting ring plate (18) is fixedly connected to the outer side of the rear cover plate (16), fastening bolts (19) are arranged on two side faces of the connecting ring plate (18) close to two sides in a penetrating mode, four groups of fastening bolts (19) penetrate through the connecting ring plate (18) and are in threaded connection with the device main body (1) respectively, the inner side face of the rear cover plate (16) is close to fixing rods (20) which are fixedly connected to corner positions, the four groups of fixing rods (20) are far away from the fixing blocks (21) which are fixedly connected to one ends of the rear cover plate (16), and the edge position of the inner side face of the rear cover plate (16) is fixedly connected with sealing rings (17).

6. The device for calculating the power consumption based on the non-invasive load monitoring as claimed in claim 1, wherein: anticollision institution includes plate pad (22) and four group's elastic plate (23), four groups the lateral surface of elastic plate (23) all is provided with four group's screw ring (26), the surface all around of device main part (1) is close to the equal fixedly connected with gag lever post (24) in corner position, a plurality of groups the lateral surface of gag lever post (24) all is overlapped and is equipped with compression spring (25), the leading flank of device main part (1) is provided with protection cover shell (27), protection cover shell (27) and the equal fixedly connected with magnet pole (28) of the upper surface of device main part (1).

7. The device for calculating the power consumption based on the non-invasive load monitoring as claimed in claim 6, wherein: plate pad (22) fixed connection is at the trailing flank of back shroud (16), and plate pad (22) are made by rubber materials, four groups elastic plate (23) fixed connection respectively is in plate pad (22) one side angular position, and the cross sectional shape of four groups elastic plate (23) all is the setting of L type, a plurality of groups gag lever post (24) respectively with a plurality of groups screw ring (26) threaded connection, be connected with the hinge between protection lid shell (27) and device main part (1), it is two sets of magnet pole (28) design is opposite sex magnet.

8. A power consumption calculation method based on non-intrusive load monitoring is characterized by comprising the following steps: the method comprises the following specific steps:

the method comprises the following steps: the device main body (1) is transferred to the load monitoring device through the lifting belt (29), the device main body (1) is in electric butt joint with the load monitoring device, then data information in the load monitoring device is transmitted to the data acquisition module (15), and the data information is transmitted to the circuit board (3) after being processed by the data processing module (14);

step two: then, the power consumption of each household appliance is displayed through a plurality of groups of auxiliary display screens (6), the power consumption of all the household appliances can be calculated by pressing the main button (5), and the auxiliary buttons (7) can be pressed in sequence to calculate the power consumption of part of the household appliances required to be calculated.

Technical Field

The invention relates to the technical field of load monitoring, in particular to a device and a method for calculating power consumption based on non-invasive load monitoring.

Background

Current load monitoring systems can be broadly classified into two broad categories, invasive and non-invasive. Non-intrusive load monitoring is often configured with simple hardware and complex analysis software that enables complex mathematical analysis of the collected data to obtain useful information. Non-intrusive load monitoring requires only the installation of monitoring equipment at the inlet of the power supply to monitor the load within the overall system. The non-invasive load monitoring can also be used for various types of power quality control analysis such as energy monitoring, fault analysis and the like.

Through retrieval, chinese patent No. CN201821169618.0 discloses an electric energy calculating device based on a single-phase meter, which prevents wires from being exposed in the air, reduces the possibility of wire aging and electric leakage, and also achieves the advantage of preventing wires from loosening, however, the circuits inside the device main body are prone to be entangled and broken to cause short circuit and other problems, which affect the normal operation of power consumption calculation of load monitoring, and meanwhile, the device does not have a convenient wire arrangement function, and the device collides with the outside to cause the internal elements to loosen or even fall off, so that the power consumption calculation of load monitoring cannot be performed, the efficiency of monitoring power consumption is reduced, and the device does not have a good function of buffering and protecting the internal elements.

Disclosure of Invention

The present invention is directed to a device and a method for calculating power consumption based on non-intrusive load monitoring, so as to solve the problems in the background art.

In order to achieve the purpose, the invention adopts the following technical scheme:

the utility model provides an energy consumption calculating device with electricity based on non-invasive load monitoring, includes the device main part, the preceding inside wall of device main part is provided with the mounting panel, the inside of device main part and the inboard that is located the mounting panel are provided with winding displacement mechanism, the rear side of device main part is provided with the back shroud, be provided with between back shroud and the device main part and clamp the mechanism, the device main part is provided with anticollision institution with the outside of back shroud, the last fixed surface of device main part is connected with the lifting belt.

As a further scheme of the invention: a circuit board is fixedly arranged in the middle of the inner side surface of the mounting plate, a main display screen is fixedly clamped and arranged on the outer side surface of the mounting plate close to the top, the middle position of the outer side surface of the mounting plate close to the lower side of the main display screen is clamped with a main button, a plurality of groups of auxiliary display screens are fixedly clamped on the outer side surface of the mounting plate close to the two sides, a plurality of sets of auxiliary buttons are clamped on the outer side surface of the mounting plate and positioned at the lower side of the main button, a plurality of sets of elastic ring pads are fixedly connected with the front side surface of the device main body, the inner side surface of the rear cover plate close to the two sides is respectively clamped with a data processing module and a data acquisition module, the output end of the circuit board is respectively and electrically connected with the input ends of the main display screen and the auxiliary display screen, and the output end of the circuit board is electrically connected with the input end of the data processing module, and the input end of the data processing module is electrically connected with the output end of the data acquisition module.

As a further scheme of the invention: the wire arranging mechanism comprises a plurality of groups of wire conduits and two groups of connecting sleeves, the upper surface of the device main body is provided with two groups of rotating screw rods in a penetrating mode close to the middle position, the lower ends of the rotating screw rods are fixedly connected with movable shafts, and the outer side faces of the connecting sleeves are fixedly sleeved with a plurality of groups of limiting rings.

As a further scheme of the invention: the plurality of groups of the wire conduits are respectively distributed on the inner side surface of the mounting plate at equal intervals and close to the two sides, the two groups of the connecting sleeves are respectively in threaded connection with the two groups of the rotating screw rods, and the plurality of groups of the limiting rings are respectively distributed on the outer sides of the two groups of the connecting sleeves at equal intervals.

As a further scheme of the invention: the clamping mechanism comprises a connecting ring plate, the connecting ring plate is fixedly connected to the outer side of the rear cover plate, fastening bolts are arranged on two side faces of the connecting ring plate in a penetrating mode and are close to two sides, four groups of fastening bolts penetrate through the connecting ring plate and are in threaded connection with the device main body respectively, the inner side face of the rear cover plate is close to the fixing rods fixedly connected with the corner positions, the four groups of fixing rods are far away from the fixing cushion fixedly connected with the end of the rear cover plate, and the edge position of the inner side face of the rear cover plate is fixedly connected with the sealing ring.

As a further scheme of the invention: anticollision institution includes that the board fills up and four group's elastic plates, four groups the lateral surface of elastic plate all is provided with four group's screw rings, the surface all around of device main part is close to the equal fixedly connected with gag lever post in corner position, and a plurality of groups the lateral surface of gag lever post all overlaps and is equipped with compression spring, the leading flank of device main part is provided with the protection lid shell, the equal fixedly connected with magnet pole of upper surface of protection lid shell and device main part.

As a further scheme of the invention: the utility model discloses a safety protection device for motor vehicle, including the board pad, the board pad is fixed connection at the trailing flank of back apron, and the board pad is made by rubber materials, four groups fixed connection is at a board pad side angular position respectively for the elastic plate, and the cross sectional shape of four groups of elastic plates all is the setting of L type, a plurality of groups the gag lever post respectively with a plurality of groups screw ring threaded connection, be connected with the hinge between protection cover shell and the device main part, it is two sets of the magnet pole design is opposite sex magnet.

A power consumption calculation method based on non-intrusive load monitoring comprises the following specific steps:

the method comprises the following steps: transferring the device main body to a load monitoring device through a lifting belt, electrically butting the device main body with the load monitoring device, transmitting data information in the load monitoring device to a data acquisition module, and transmitting the data information to a circuit board after being processed by a data processing module;

step two: then the power consumption of each household appliance is displayed through a plurality of groups of auxiliary display screens, the power consumption of all the household appliances can be calculated by pressing the main button, and the auxiliary buttons can be pressed in sequence to calculate the power consumption of part of the household appliances required to be calculated.

Compared with the prior art, the invention has the beneficial effects that:

1. threaded connection cooperation loose axle through adapter sleeve and rotation screw rod installs two sets of adapter sleeve in the inside of device main part, the rotatory two sets of rotation screw rods of rethread drive two sets of adapter sleeve respectively and rotate, and separate and twine a plurality of circuits under the cooperation of a plurality of groups spacing ring, then the end of a plurality of circuits is respectively through a plurality of groups conduit and the joint on the mounting panel, can avoid the inside circuit of device main part to take place the broken skin of mixed and disorderly winding and lead to the short circuit scheduling problem, ensure that the power consumption calculation of load monitoring normally goes on in order, guarantee its efficiency of monitoring power consumption, convenient arrangement wiring function has simultaneously.

2. The plate pad that sets up has hindered that back shroud and external object from taking place direct collision, and the protection lid shell that sets up then contains main display screen and a plurality of vice display screen of group including, protect the front side of device main part, and four group's elastic plates press to the device main part slowly through four group's compression spring cooperation four group's gag lever posts and four group's screw rings respectively, cushion with the impact force to the external world, can avoid device and external bump and lead to its internal component to take place not hard up or even drop, make the power consumption calculation of load monitoring unable the going on, the efficiency of monitoring power consumption energy consumption has been reduced, the function of fine buffering protection internal component has been improved the device's life simultaneously.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention.

Fig. 1 is a schematic view of the overall structure of the present invention.

FIG. 2 is a schematic view of the connection structure of the device main body according to the present invention.

FIG. 3 is a schematic view of the internal structure of the device body according to the present invention.

Fig. 4 is a schematic view of a connection structure of a rotary screw in the present invention.

Fig. 5 is a schematic view of a connection structure of the rear cover plate according to the present invention.

FIG. 6 is a schematic view of the connection structure between the pad and the elastic plate according to the present invention.

In the figure: 1. a device main body; 2. mounting a plate; 3. a circuit board; 4. a main display screen; 5. a main button; 6. a secondary display screen; 7. a sub button; 8. an elastic ring pad; 9. a conduit; 10. rotating the screw; 11. a movable shaft; 12. connecting a sleeve; 13. a limiting ring; 14. a data processing module; 15. a data acquisition module; 16. a rear cover plate; 17. a seal ring; 18. a connecting ring plate; 19. fastening a bolt; 20. fixing the rod; 21. fixing the blocking pad; 22. a plate pad; 23. an elastic plate; 24. a limiting rod; 25. a compression spring; 26. a threaded ring; 27. a protective cover shell; 28. a magnet rod; 29. and (6) lifting the pull belt.

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.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

Example 1:

referring to fig. 1-6, the present invention provides a technical solution: a power consumption calculating device based on non-invasive load monitoring comprises a device main body 1, wherein a mounting plate 2 is arranged on the inner side wall in front of the device main body 1, a wire arranging mechanism is arranged inside the device main body 1 and on the inner side of the mounting plate 2, a rear cover plate 16 is arranged on the rear side of the device main body 1, a clamping mechanism is arranged between the rear cover plate 16 and the device main body 1, an anti-collision mechanism is arranged on the outer sides of the device main body 1 and the rear cover plate 16, and a lifting belt 29 is fixedly connected to the upper surface of the device main body 1;

in the embodiment, as shown in fig. 2, a circuit board 3 is fixedly mounted at the middle position of the inner side surface of a mounting plate 2, a main display screen 4 is fixedly mounted on the outer side surface of the mounting plate 2 close to the top in a clamping manner, a main button 5 is clamped at the middle position of the outer side surface of the mounting plate 2 close to the lower side of the main display screen 4, a plurality of sets of auxiliary display screens 6 are fixedly mounted on the outer side surface of the mounting plate 2 close to both sides in a clamping manner, a plurality of sets of auxiliary buttons 7 are clamped on the outer side surface of the mounting plate 2 and on the lower side of the main button 5, a plurality of sets of elastic ring pads 8 are fixedly connected to the front side surface of a device body 1, a data processing module 14 and a data acquisition module 15 are respectively clamped on the inner side surface of a rear cover plate 16 close to both sides in a clamping manner, the output end of the circuit board 3 is respectively electrically connected with the input ends of the main display screen 4 and the auxiliary display screen 6, and the output end of the circuit board 3 is electrically connected with the input end of the data processing module 14, the input end of the data processing module 14 is electrically connected with the output end of the data acquisition module 15;

in the embodiment, referring to fig. 3-4, the wire arranging mechanism includes a plurality of groups of wire conduits 9 and two groups of connecting sleeves 12, two groups of rotating screws 10 are arranged on the upper surface of the device body 1 near the middle position in a penetrating manner, the lower ends of the two groups of rotating screws 10 are both fixedly connected with movable shafts 11, a plurality of groups of limiting rings 13 are fixedly sleeved on the outer side surfaces of the two groups of connecting sleeves 12, the plurality of groups of wire conduits 9 are respectively distributed on the inner side surface of the mounting plate 2 at equal intervals near the two sides, the two groups of connecting sleeves 12 are respectively in threaded connection with the two groups of rotating screws 10, and the plurality of groups of limiting rings 13 are respectively distributed on the outer sides of the two groups of connecting sleeves 12 at equal intervals;

specifically, when using, install two sets of adapter sleeve 12 in the inside of device main part 1 through adapter sleeve 12 and the threaded connection cooperation loose axle 11 that rotates screw rod 10, rotatory two sets of rotation screw rod 10 of rethread drive two sets of adapter sleeve 12 respectively and rotate, and separate and twine a plurality of circuits under the cooperation of a plurality of groups spacing ring 13, then the end of a plurality of circuits is respectively through a plurality of groups conduit 9 and the joint on mounting panel 2, can avoid the inside circuit of device main part 1 to take place the broken skin of mixed and disorderly winding and lead to the short circuit scheduling problem, ensure that the power consumption of load monitoring calculates orderly normal clear, guarantee its efficiency of monitoring power consumption, convenient arrangement wiring function has simultaneously.

Example 2:

in this embodiment, referring to fig. 1, 5, and 6, the present invention provides a technical solution: the device for calculating the power consumption based on the non-invasive load monitoring further comprises a clamping mechanism, wherein the clamping mechanism comprises a connecting ring plate 18, and the connecting ring plate 18 is fixedly connected with the outer side of the rear cover plate 16, fastening bolts 19 are arranged on both sides of the connecting ring plate 18 near to both sides, four groups of fastening bolts 19 respectively penetrate through the connecting ring plate 18 to be in threaded connection with the device main body 1, the positions, close to corners, of the inner side surface of the rear cover plate 16 are fixedly connected with fixing rods 20, the ends, far away from the rear cover plate 16, of the four groups of fixing rods 20 are fixedly connected with fixing baffle pads 21, the edge positions, close to the corners, of the inner side surface of the rear cover plate 16 are fixedly connected with sealing rings 17, the anti-collision mechanism comprises a plate pad 22 and four groups of elastic plates 23, four groups of threaded rings 26 are arranged on the outer side surfaces of the four groups of elastic plates 23, the positions, close to the corners, of the peripheral surface of the device main body 1 are fixedly connected with limiting rods 24, and the outer side surfaces of the limiting rods 24 are sleeved with compression springs 25;

a protective cover shell 27 is arranged on the front side face of the device main body 1, magnet rods 28 are fixedly connected to the protective cover shell 27 and the upper surface of the device main body 1, the plate pad 22 is fixedly connected to the rear side face of the rear cover plate 16, the plate pad 22 is made of rubber materials, four groups of elastic plates 23 are respectively and fixedly connected to the angular positions of one side of the plate pad 22, the cross sections of the four groups of elastic plates 23 are all arranged in an L shape, a plurality of groups of limiting rods 24 are respectively in threaded connection with a plurality of groups of threaded rings 26, a hinge is connected between the protective cover shell 27 and the device main body 1, and the two groups of magnet rods 28 are designed to be opposite magnets;

specifically, when the device collides with the outside world, the plate pad 22 that sets up hinders rear shroud 16 and external object and takes place direct collision, and the protection lid shell 27 that sets up then contains main display screen 4 and a plurality of groups of auxiliary display screens 6 including, protect the front side of device main part 1, and four group's elastic plates 23 press to device main part 1 slowly through four groups of compression spring 25 cooperation four groups of gag lever posts 24 and four groups of screw rings 26 respectively, cushion with the impact force to the outside world, can avoid the device to collide with the outside world and lead to its internal component to take place not hard up or even drop, make the power consumption calculation of load monitoring unable to go on, the efficiency of monitoring power consumption has been reduced, the function of fine buffering protection internal component has, the life of the device has been improved simultaneously.

The working principle and the using process of the invention are as follows: firstly, a worker installs two groups of connecting sleeves 12 inside a device main body 1 through the connecting sleeves 12 and a threaded connection matching movable shaft 11 of a rotating screw 10, then the worker respectively drives the two groups of connecting sleeves 12 to rotate through rotating the two groups of rotating screws 10, separates and winds a plurality of circuits under the matching of a plurality of groups of limiting rings 13, then the tail ends of the circuits are respectively clamped on a mounting plate 2 through a plurality of groups of conducting pipes 9, the problems of short circuit and the like caused by disordered winding and skin breaking of the circuits inside the device main body 1 can be avoided, the orderly and normal calculation of power consumption and energy consumption of load monitoring is ensured, the efficiency of monitoring the power consumption is ensured, meanwhile, the device has a convenient arrangement and wiring function, then a rear cover plate 16 is clamped on the rear side of the device main body 1 through the connecting ring plate 18 and the sealing ring 17, and the rear cover plate 16 is clamped and fixedly installed on the device main body 1 through four groups of fastening bolts 19, at this moment, the fixed blocking pads 21 on the four groups of fixed rods 20 are tightly attached to the mounting plate 2, then the protective cover shell 27 is attached to the front side of the device main body 1 through the hinge matching with two groups of magnet rods 28 which are mutually attracted, when in use, the device main body 1 is transferred to the load monitoring device through the lifting belt 29, the device main body 1 is electrically connected with the load monitoring device, then data information in the load monitoring device is transmitted to the data acquisition module 15, then the data information is transmitted to the circuit board 3 after being processed by the data processing module 14, then the power consumption of each household appliance is displayed through a plurality of groups of auxiliary display screens 6, then the main button 5 is pressed to calculate the power consumption of all household appliances, or the auxiliary buttons 7 are pressed in sequence to calculate the power consumption of part of the household appliances required to finish the calculation process, when the device collides with the outside, the plate pad 22 that sets up has hindered back shroud 16 and external object to take place direct collision, and the protection lid shell 27 that sets up then contains main display screen 4 and a plurality of groups of auxiliary display screen 6, including protecting the front side of device main part 1, and four group's elastic plates 23 press to device main part 1 slowly through four group's compression spring 25 cooperation four group's gag lever post 24 and four group's screw ring 26 respectively, with cushion the impact force to the external world, can avoid device and external collision and lead to its internal component to take place not hard up or even drop, make the power consumption calculation of load monitoring unable going on, the efficiency of monitoring power consumption is reduced, the function of fine buffering protection internal component has, the device's life has been improved simultaneously.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.