Storage protection type power adapter and use method thereof

文档序号:1965701 发布日期:2021-12-14 浏览:17次 中文

阅读说明:本技术 一种收纳防护型电源适配器及其使用方法 (Storage protection type power adapter and use method thereof ) 是由 伍群湖 谢忆 于 2021-06-30 设计创作,主要内容包括:本发明公开了一种收纳防护型电源适配器及其使用方法,收纳防护型电源适配器包括外壳、夹持组件、安装组件和电源适配器,外壳包括安装板、侧板、固定板和挡板,夹持组件包括移动杆、第一导向杆、第一弹簧、第一弹性板机构、第二弹性板机构和弹性推板机构,安装组件包括连接块和吸盘;收纳防护型电源适配器的使用方法包括以下步骤:安装外壳、安装电源适配器和拆卸电源适配器。本方案,实现了电源适配器占用较小的空间,对其他物品的摆放影响较小,有利于防护电源适配器,可以快速收纳电源适配器。(The invention discloses a storage protection type power adapter and a using method thereof, the storage protection type power adapter comprises a shell, a clamping assembly, a mounting assembly and a power adapter, the shell comprises a mounting plate, a side plate, a fixing plate and a baffle plate, the clamping assembly comprises a moving rod, a first guide rod, a first spring, a first elastic plate mechanism, a second elastic plate mechanism and an elastic push plate mechanism, and the mounting assembly comprises a connecting block and a sucker; the use method of the storage protection type power adapter comprises the following steps: installing the shell, installing the power adapter and detaching the power adapter. This scheme has realized that power adapter occupies less space, and is less to putting of other article influence, is favorable to protecting power adapter, can accomodate power adapter fast.)

1. A storage protected power adapter, comprising:

a housing (1);

the clamping assembly (2), the clamping assembly (2) is arranged on the shell (1) in a sliding mode;

the mounting component (3), the mounting component (3) is fixedly mounted on the side wall of the shell (1);

the power adapter (4) is fixedly inserted in the shell (1) through the clamping component (2).

2. The storage protection type power adapter according to claim 1, wherein the housing (1) comprises a mounting plate (11), side plates (12), a fixing plate (13) and a baffle plate (14), the side plates (12) are fixedly connected to two sides of the mounting plate (11), the side portions of the fixing plate (13) are fixedly connected to the side plates (12), and the baffle plate (14) is fixedly connected to the mounting plate (11), the side plates (12) and the fixing plate (13).

3. The accommodating protection type power adapter according to claim 2, wherein the fixing plate (13) is provided with a plurality of first heat dissipation holes (15), and the plurality of first heat dissipation holes (15) are uniformly distributed on the fixing plate (13).

4. The storage protection type power adapter according to claim 3, wherein the baffle plate (14) is provided with a first wire insertion hole (16) matched with the power adapter (4).

5. The storage protection type power adapter according to claim 4, wherein the clamping assembly (2) comprises a moving rod (21), a first guide rod (22), a first spring (23), a first elastic plate mechanism (24), a second elastic plate mechanism (25) and an elastic push plate mechanism (26), a pulley (27) is rotatably mounted on the moving rod (21), the pulley (27) slides along the side wall of the power adapter (4), the first guide rod (22) slides through the side plate (12), one end of the first guide rod (22) is fixedly connected with the moving rod (21), the other end of the first guide rod (22) is fixedly connected with a first limit plate (28), one end of the first spring (23) is fixedly connected with the moving rod (21), and the other end of the first spring (23) is fixedly connected with the side plate (12), one side of first elastic plate mechanism (24) with mounting panel (11) fixed connection, the opposite side of first elastic plate mechanism (24) with power adapter (4) are contradicted, one side of second elastic plate mechanism (25) with fixed plate (13) fixed connection, the opposite side of second elastic plate mechanism (25) with power adapter (4) are contradicted, elasticity push pedal mechanism (26) slide and run through baffle (14), one side of elasticity push pedal mechanism (26) with power adapter (4) laminating.

6. The storage protection type power adapter according to claim 5, wherein the first elastic plate mechanism (24) comprises a first moving plate (241) and a second spring (242), one end of the second spring (242) is fixedly connected with the mounting plate (11), the other end of the second spring (242) is fixedly connected with the first moving plate (241), and the first moving plate (241) is abutted against the power adapter (4).

7. The storage protection type power adapter of claim 5, wherein the second elastic plate mechanism (25) comprises a second moving plate (251) and a third spring (252), one end of the third spring (252) is fixedly connected to the fixed plate (13), the other end of the third spring (252) is fixedly connected to the second moving plate (251), the second moving plate (251) abuts against the power adapter (4), the second moving plate (251) is provided with a second heat dissipation hole (253), and the second heat dissipation hole (253) is opposite to the first heat dissipation hole (15).

8. The storage protection type power adapter according to claim 5, wherein the elastic push plate mechanism (26) comprises a push plate (261), a second guide rod (262), a fourth spring (263) and a second limit plate (264), the push plate (261) is attached to the power adapter (4), a second wire inserting hole (265) is formed in the push plate (261), the second wire inserting hole (265) is opposite to the first wire inserting hole (16), the second guide rod (262) penetrates through the baffle plate (14) in a sliding mode, one end of the second guide rod (262) is fixedly connected with the push plate (261), the other end of the second guide rod (262) is fixedly connected with the second limit plate (264), one end of the fourth spring (263) is fixedly connected with the baffle plate (14), the other end of the fourth spring (263) is fixedly connected with the second limiting plate (264).

9. The accommodation protection type power adapter according to claim 2, wherein the mounting assembly (3) comprises a connecting block (31) and a suction cup (32), the connecting block (31) is fixedly connected to two sides of the mounting plate (11), the connecting block (31) is provided with a mounting hole (33), and the suction cup (32) is fixedly connected to the mounting plate (11).

10. A use method for receiving a protection type power adapter is characterized by comprising the following steps:

s1, mounting case (1): firstly, the shell (1) is adsorbed on the side part of a wall or a computer desk by using a sucking disc (32), and then the shell (1) is fixed on the side part of the wall or the computer desk by using a screw through a mounting hole (33) by using a connecting block (31);

s2, installing a power adapter (4): inserting the jack end of a power adapter (4) into the shell (1), wherein the side wall of the power adapter (4) slides along a pulley (27), on one hand, the power adapter (4) is clamped between a first moving plate (241) and a second moving plate (251), on the other hand, the power adapter (4) is attached to a push plate (261), and then, a power line is inserted into the jack of the power adapter (4) through a first plug wire hole (16) and a second plug wire hole (265);

s3, detaching the power adapter (4): the power cord is pulled out from the jack of power adapter (4) first, then second limiting plate (264) is pressed, second limiting plate (264) pushes push plate (261) to move through second guide rod (262), push plate (261) pushes the electric wire end of power adapter (4) out of shell (1), and power adapter (4) is pulled out from shell (1) integrally.

Technical Field

The invention relates to the technical field of power adapters, in particular to a storage protection type power adapter and a using method thereof.

Background

The power adapter is also called an external power supply, is power supply conversion equipment of small portable electronic equipment and electronic appliances, generally comprises components such as a shell, a transformer, an inductor, a capacitor, a control IC (integrated circuit), a PCB (printed circuit board) and the like, has the working principle that alternating current input is converted into direct current output, and can be divided into a wall-plugging type and a desktop type according to a connection mode; the power adapter is widely matched with security cameras, set top boxes, routers, light bars, massage instruments and other equipment.

The power adapter is used as a power supply voltage conversion device of small portable electronic equipment and electronic appliances, and is also commonly used on small electronic products such as mobile phones, liquid crystal displays and notebook computers; when using notebook computer, can pass through the electric wire with power adapter's one end and link to each other with the power, the other end passes through the electric wire and links to each other with notebook computer, and power adapter then can only put desktop or subaerial, but no matter put power adapter on the desktop or subaerial, all can occupy certain space, when putting power adapter on the desktop, can influence putting of other article on the desktop, when putting power adapter subaerial, can influence personnel's walking.

Disclosure of Invention

The invention mainly aims to provide a storage protection type power adapter and a using method thereof, so as to solve the problem that the power adapter occupies a certain space when being placed on a desktop or the ground in the related art.

In order to achieve the above object, the present invention provides a storage protection type power adapter including:

a housing;

the clamping assembly is arranged on the shell in a sliding mode;

the mounting assembly is fixedly mounted on the side wall of the shell;

the power adapter is fixedly inserted in the shell through the clamping assembly.

In one embodiment of the present invention, the housing includes a mounting plate, side plates, a fixing plate, and a baffle plate, the side plates are fixedly connected to two sides of the mounting plate, the side portions of the fixing plate are fixedly connected to the side plates, and the baffle plate is fixedly connected to the mounting plate, the side plates, and the fixing plate.

In an embodiment of the present invention, the fixing plate is provided with a plurality of first heat dissipation holes, and the plurality of first heat dissipation holes are uniformly distributed on the fixing plate.

In an embodiment of the invention, the baffle plate is provided with a first wire insertion hole matched with the power adapter.

In an embodiment of the present invention, the clamping assembly includes a moving rod, a first guide rod, a first spring, a first elastic plate mechanism, a second elastic plate mechanism and an elastic push plate mechanism, a pulley is rotatably mounted on the moving rod, the pulley slides along a sidewall of the power adapter, the first guide rod slides to penetrate through the side plate, one end of the first guide rod is fixedly connected to the moving rod, the other end of the first guide rod is fixedly connected to a first limit plate, one end of the first spring is fixedly connected to the moving rod, the other end of the first spring is fixedly connected to the side plate, one side of the first elastic plate mechanism is fixedly connected to the mounting plate, the other side of the first elastic plate mechanism abuts against the power adapter, one side of the second elastic plate mechanism is fixedly connected to the fixing plate, the opposite side of second elastic plate mechanism with power adapter contradicts, elasticity push pedal mechanism slides and runs through the baffle, one side of elasticity push pedal mechanism with power adapter laminating.

In an embodiment of the present invention, the first elastic plate mechanism includes a first moving plate and a second spring, one end of the second spring is fixedly connected to the mounting plate, the other end of the second spring is fixedly connected to the first moving plate, and the first moving plate abuts against the power adapter.

In an embodiment of the invention, the second elastic plate mechanism includes a second moving plate and a third spring, one end of the third spring is fixedly connected to the fixing plate, the other end of the third spring is fixedly connected to the second moving plate, the second moving plate abuts against the power adapter, the second moving plate is provided with a second heat dissipation hole, and the second heat dissipation hole is opposite to the first heat dissipation hole.

In an embodiment of the invention, the elastic push plate mechanism includes a push plate, a second guide rod, a fourth spring and a second limit plate, the push plate is attached to the power adapter, the push plate is provided with a second wire insertion hole, the second wire insertion hole is opposite to the first wire insertion hole, the second guide rod slidably penetrates through the baffle, one end of the second guide rod is fixedly connected with the push plate, the other end of the second guide rod is fixedly connected with the second limit plate, one end of the fourth spring is fixedly connected with the baffle, and the other end of the fourth spring is fixedly connected with the second limit plate.

In an embodiment of the invention, the mounting assembly comprises a connecting block and a sucker, the connecting block is fixedly connected to two sides of the mounting plate, a mounting hole is formed in the connecting block, and the sucker is fixedly connected to the mounting plate.

The invention also provides a use method of the storage protection type power adapter, which comprises the following steps:

s1, mounting a shell: firstly, adsorbing the shell on the side part of a wall or a computer desk by using a sucking disc, then, fixing the shell on the side part of the wall or the computer desk by using a screw through a mounting hole by using a connecting block;

s2, installing a power adapter: inserting the jack end of the power adapter into the shell, and sliding the side wall of the power adapter along the pulley, wherein on one hand, the power adapter is clamped between the first moving plate and the second moving plate, on the other hand, the power adapter is attached to the push plate, and then a power line is inserted into the jack of the power adapter through the first plug hole and the second plug hole;

s3, detaching the power adapter: the power cord is pulled out from the jack of the power adapter, the second limiting plate is pressed, the second limiting plate pushes the push plate to move through the second guide rod, the push plate pushes the wire end of the power adapter out of the shell, and then the power adapter is integrally pulled out of the shell.

Compared with the prior art, the invention has the beneficial effects that: when the storage protection type power adapter is used, firstly, the shell is adsorbed on the side of a wall or a computer desk by using the sucker, then the connecting block is used, the shell is fixed by matching of a screw and the mounting hole, then, the jack end of the power adapter is inserted into the shell, the power adapter slides along the pulley and is clamped between the first moving plate and the second moving plate, finally, the power adapter is attached to the push plate, and the power line is inserted into the jack of the power adapter through the first jack hole and the second jack hole to connect the power adapter with a power supply, so that the power adapter occupies a smaller space and does not occupy the space of a desktop and the ground, the influence on the placement of other objects is smaller, the protection of the power adapter is facilitated, and the power adapter can be rapidly stored; when dismantling power adapter, pull out the power cord from power adapter's jack earlier, press the second limiting plate again, make the second limiting plate pass through the second guide bar and promote the push pedal and remove, the push pedal is released power adapter's electric wire end from the shell, later wholly takes out power adapter from the shell in, has made things convenient for power adapter's quick dismantlement.

Drawings

FIG. 1 is a schematic diagram illustrating a top cross-sectional view of a storage protected power adapter according to an embodiment of the present invention;

FIG. 2 is a schematic cross-sectional front view of a power adapter with a protection type according to an embodiment of the present invention;

FIG. 3 is a schematic diagram illustrating a cross-sectional side view of a receiving-protected power adapter according to an embodiment of the present invention;

FIG. 4 is a schematic diagram of a front view of a receiving protection type power adapter according to an embodiment of the present invention;

FIG. 5 is a schematic diagram illustrating a side view of a receiving-protected power adapter according to an embodiment of the present invention;

fig. 6 is an enlarged schematic structural diagram of a portion a in fig. 2 for accommodating a protection type power adapter according to an embodiment of the present invention.

In the figure: 1. a housing; 2. a clamping assembly; 3. mounting the component; 4. a power adapter; 11. mounting a plate; 12. a side plate; 13. a fixing plate; 14. a baffle plate; 15. a first heat dissipation hole; 16. a first wire insertion hole; 21. a travel bar; 22. a first guide bar; 23. a first spring; 24. a first elastic plate mechanism; 25. a second elastic plate mechanism; 26. an elastic push plate mechanism; 27. a pulley; 28. a first limit plate; 31. connecting blocks; 32. a suction cup; 33. mounting holes; 241. a first moving plate; 242. a second spring; 251. a second moving plate; 252. a third spring; 253. a second heat dissipation hole; 261. pushing the plate; 262. a second guide bar; 263. a fourth spring; 264. a second limiting plate; 265. a second wire insertion hole.

Detailed Description

In order to make the technical solutions of the present invention better understood, 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.

It should be noted that the terms "first," "second," and the like in the description and claims of the present invention and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged under appropriate circumstances in order to facilitate the description of the embodiments of the invention herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

In the present invention, the terms "upper", "lower", "left", "right", "front", "rear", "top", "bottom", "inner", "outer", "center", "vertical", "horizontal", "lateral", "longitudinal", and the like indicate an orientation or positional relationship based on the orientation or positional relationship shown in the drawings. These terms are used primarily to better describe the invention and its embodiments and are not intended to limit the indicated devices, elements or components to a particular orientation or to be constructed and operated in a particular orientation.

Moreover, some of the above terms may be used to indicate other meanings besides the orientation or positional relationship, for example, the term "on" may also be used to indicate some kind of attachment or connection relationship in some cases. The specific meanings of these terms in the present invention can be understood by those skilled in the art as appropriate.

In addition, the term "plurality" shall mean two as well as more than two.

It should be noted that the embodiments and features of the embodiments may be combined with each other without conflict. The present invention will be described in detail below with reference to the embodiments with reference to the attached drawings.

Example 1

Referring to fig. 1-6, the present invention provides a storage protection type power adapter, which includes a housing 1, a clamping component 2, a mounting component 3 and a power adapter 4;

the shell 1 is used for accommodating and protecting the power adapter 4;

the clamping component 2 is arranged on the shell 1 in a sliding mode and used for clamping and fixing the power adapter 4 in the shell 1;

the mounting component 3 is fixedly mounted on the side wall of the shell 1 and is used for fixedly mounting the shell 1 and the power adapter 4 on the side part of a wall or a computer desk, so that the power adapter 4 occupies a smaller space and does not occupy the space of the desktop or the ground, and the placement of other objects is less influenced;

the power adapter 4 is fixedly inserted in the shell 1 through the clamping component 2, and the power adapter 4 can be quickly and conveniently installed and detached.

Referring to fig. 1, 2, 3, 4 and 5, the housing 1 includes a mounting plate 11, a side plate 12, a fixing plate 13 and a baffle plate 14;

the mounting plate 11 is used for connecting the mounting component 3;

the side plates 12 are fixedly connected to two sides of the mounting plate 11 and used for protecting two sides of the power adapter 4;

the side part of the fixed plate 13 is fixedly connected with the side plate 12 and used for protecting the power adapter 4;

the baffle plate 14 is fixedly connected with the mounting plate 11, the side plate 12 and the fixing plate 13 and is used for protecting the jack end of the power adapter 4;

the fixing plate 13 is provided with a plurality of first heat dissipation holes 15, and the plurality of first heat dissipation holes 15 are uniformly distributed on the fixing plate 13 and used for dissipating heat when the power adapter 4 works;

the baffle 14 is provided with a first wire insertion hole 16 matched with the insertion hole of the power adapter 4, and the first wire insertion hole is used for allowing a power wire to pass through, so that the power wire can be inserted into the insertion hole of the power adapter 4, and the power adapter 4 is connected with a power supply.

Referring to fig. 1, 2, 3, 4, 5 and 6, the clamping assembly 2 includes a moving rod 21, a first guide rod 22, a first spring 23, a first elastic plate mechanism 24, a second elastic plate mechanism 25 and an elastic push plate mechanism 26;

the movable rod 21 is rotatably provided with a pulley 27, the pulley 27 slides along the side wall of the power adapter 4, when the power adapter 4 is inserted into the shell 1, the power adapter 4 moves along the pulley 27, so that the power adapter 4 is quickly and smoothly inserted into the shell 1;

the first guide rod 22 penetrates through the side plate 12 in a sliding mode, one end of the first guide rod 22 is fixedly connected with the moving rod 21, the moving rod 21 moves in the shell 1 through the first guide rod 22, and the other end of the first guide rod 22 is fixedly connected with a first limiting plate 28 and used for limiting the sliding range of the first guide rod 22;

one end of the first spring 23 is fixedly connected with the moving rod 21, and the other end of the first spring 23 is fixedly connected with the side plate 12, so that the moving rod 21 is elastically connected with the side plate 12, and further the moving rod 21 is elastically connected with the shell 1, so that the power adapter 4 is conveniently clamped and fixed, and the power adapter can be suitable for power adapters 4 with different sizes;

one side of the first elastic plate mechanism 24 is fixedly connected with the mounting plate 11, the other side of the first elastic plate mechanism 24 is abutted against the power adapter 4, one side of the second elastic plate mechanism 25 is fixedly connected with the fixing plate 13, the other side of the second elastic plate mechanism 25 is abutted against the power adapter 4, and the first elastic plate mechanism 24 is matched with the second elastic plate mechanism 25 to clamp and fix the power adapter 4 in the shell 1, so that the power adapter can be suitable for power adapters 4 with different sizes;

the elastic push plate mechanism 26 penetrates through the baffle plate 14 in a sliding manner, and one side of the elastic push plate mechanism 26 is attached to the power adapter 4 and is used for being matched with the power adapter 4 to be taken out from the interior of the shell 1;

the first elastic plate mechanism 24 includes a first moving plate 241 and a second spring 242, one end of the second spring 242 is fixedly connected with the mounting plate 11, the other end of the second spring 242 is fixedly connected with the first moving plate 241, so that the elastic connection between the first moving plate 241 and the mounting plate 11 is realized, and the first moving plate 241 abuts against the power adapter 4 for clamping the power adapter 4;

the second elastic plate mechanism 25 comprises a second moving plate 251 and a third spring 252, one end of the third spring 252 is fixedly connected with the fixed plate 13, the other end of the third spring 252 is fixedly connected with the second moving plate 251, so that the second moving plate 251 is elastically connected with the fixed plate 13, the second moving plate 251 abuts against the power adapter 4 and is used for clamping the power adapter 4, the second moving plate 251 is provided with a second heat dissipation hole 253, and the second heat dissipation hole 253 is opposite to the first heat dissipation hole 15 and is used for dissipating heat when the power adapter 4 works;

the elastic push plate mechanism 26 includes a push plate 261, a second guide rod 262, a fourth spring 263 and a second limit plate 264;

the push plate 261 is attached to the power adapter 4, and when the power adapter 4 needs to be taken out from the inside of the shell 1, the push plate 261 pushes the power adapter 4 to move, so that the wire end of the power adapter 4 extends out of the shell 1;

a second wire inserting hole 265 is formed in the push plate 261, and the second wire inserting hole 265 is opposite to the first wire inserting hole 16 and is used for allowing a power wire to pass through;

the second guide rod 262 penetrates through the baffle 14 in a sliding manner, one end of the second guide rod 262 is fixedly connected with the push plate 261, the other end of the second guide rod 262 is fixedly connected with the second limit plate 264, and the second limit plate 264 pushes the push plate 261 to move through the second guide rod 262;

one end of the fourth spring 263 is fixedly connected to the baffle 14, and the other end of the fourth spring 263 is fixedly connected to the second position-limiting plate 264, so that the second position-limiting plate 264 is elastically connected to the baffle 14, and the push plate 261 is elastically connected to the baffle 14.

Referring to fig. 1, 2, 3, 4 and 5, the mounting assembly 3 includes a connecting block 31 and a suction cup 32;

the connecting blocks 31 are fixedly connected to two sides of the mounting plate 11, mounting holes 33 are formed in the connecting blocks 31, the connecting blocks 31 can be fixedly connected with the wall or the side part of the computer desk through the mounting holes 33 by using screws, and then the shell 1 is fixed on the side part of the wall or the computer desk, so that the space occupied by the shell 1 is reduced, and the shell 1 does not occupy the space of the desktop or the ground;

the suction cup 32 is fixedly attached to the mounting plate 11 for suction on the side of a wall or a computer desk, and the connection block 31 may not be used when the power adapter 4 is light in weight.

A use method of a storage protection type power adapter comprises the following steps:

s1, mounting the housing 1: firstly, the shell 1 is adsorbed on the side part of a wall or a computer desk by using the sucking disc 32, if the weight of the power adapter 4 is light, the connecting block 31 can be omitted, and if the weight of the power adapter 4 is heavy, the shell 1 is fixed on the side part of the wall or the computer desk by using the connecting block 31 through the mounting hole 33 and using screws;

s2, mounting the power adapter 4: inserting the jack end of the power adapter 4 into the housing 1, so that the jack end of the power adapter 4 faces downward, and when the power adapter 4 is inserted, the side wall of the power adapter 4 slides along the pulley 27, so as to facilitate the movement of the power adapter 4, on one hand, the power adapter 4 is clamped between the first moving plate 241 and the second moving plate 251 and is finally clamped and fixed by the first moving plate 241 and the second moving plate 251, and on the other hand, the power adapter 4 is attached to the push plate 261, so that the power adapter 4 integrally enters the housing 1, and then a power line is inserted into the jack of the power adapter 4 through the first jack 16 and the second jack 265, so that the power adapter 4 is connected with a power supply;

s3, detaching the power adapter 4: when power adapter 4 needs to be taken out from the inside of shell 1, pull out the power cord from power adapter 4's jack earlier, press second limiting plate 264 again, second limiting plate 264 promotes push pedal 261 through second guide bar 262 and removes, and push pedal 261 pushes out shell 1 with power adapter 4's wire end, takes out power adapter 4 whole from shell 1 again, and finally, under the effect of fourth spring 263, push pedal 261 and second limiting plate 264 can automatic re-setting.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

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