CN221709270U - Outdoor switch box - Google Patents
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- CN221709270U CN221709270U CN202420032690.8U CN202420032690U CN221709270U CN 221709270 U CN221709270 U CN 221709270U CN 202420032690 U CN202420032690 U CN 202420032690U CN 221709270 U CN221709270 U CN 221709270U
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- 238000007664 blowing Methods 0.000 claims abstract description 9
- 238000009413 insulation Methods 0.000 claims abstract 12
- 230000005540 biological transmission Effects 0.000 claims description 11
- 238000012423 maintenance Methods 0.000 abstract description 28
- 239000007921 spray Substances 0.000 abstract description 5
- 206010019345 Heat stroke Diseases 0.000 abstract description 4
- 238000001914 filtration Methods 0.000 description 4
- 230000017525 heat dissipation Effects 0.000 description 3
- 238000004140 cleaning Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 101001121408 Homo sapiens L-amino-acid oxidase Proteins 0.000 description 1
- 101000827703 Homo sapiens Polyphosphoinositide phosphatase Proteins 0.000 description 1
- 102100026388 L-amino-acid oxidase Human genes 0.000 description 1
- 102100023591 Polyphosphoinositide phosphatase Human genes 0.000 description 1
- 101100012902 Saccharomyces cerevisiae (strain ATCC 204508 / S288c) FIG2 gene Proteins 0.000 description 1
- 101100233916 Saccharomyces cerevisiae (strain ATCC 204508 / S288c) KAR5 gene Proteins 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
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Abstract
本实用新型公开了一种户外开关箱，涉及开关箱技术领域。本实用新型包括开关箱隔热外壳、与开关箱隔热外壳连接的内层、设于开关箱隔热外壳与内层之间设有导流腔，内层相对内侧均布有多个吹气孔，开关箱隔热外壳内壁顶端设有遮阳喷头。本实用新型通过开启驱动机构带动遮阳喷头滑出，便于通过遮阳喷头遮挡检修人员上侧，风机带动空气进入导流腔内，然后经内层上的吹气孔喷入开关箱隔热外壳内，便于对开关箱隔热外壳内的电器元件散热，便于检修人员伸入开关箱隔热外壳内时对检修人员散热，同时空气经入风口进入遮阳喷头内，然后经喷气孔向下喷出，便于对开关箱隔热外壳外的检修人员散热，便于降低检修人员中暑的几率。
The utility model discloses an outdoor switch box, and relates to the technical field of switch boxes. The utility model comprises a switch box heat insulation shell, an inner layer connected to the switch box heat insulation shell, a flow guide cavity provided between the switch box heat insulation shell and the inner layer, a plurality of blowing holes evenly distributed on the inner side of the inner layer relative to the inner side, and a sunshade nozzle provided on the top of the inner wall of the switch box heat insulation shell. The utility model drives the sunshade nozzle to slide out by opening a driving mechanism, so that the sunshade nozzle can shield the upper side of the maintenance personnel, and the fan drives the air into the flow guide cavity, and then sprays into the switch box heat insulation shell through the blowing holes on the inner layer, so as to dissipate the heat of the electrical components in the switch box heat insulation shell, and dissipate the heat of the maintenance personnel when the maintenance personnel extend into the switch box heat insulation shell. At the same time, the air enters the sunshade nozzle through the air inlet, and then sprays downward through the air jet hole, so as to dissipate the heat of the maintenance personnel outside the switch box heat insulation shell, and to reduce the probability of heat stroke of the maintenance personnel.
Description
技术领域Technical Field
本实用新型属于开关箱领域，具体地说，涉及一种户外开关箱。The utility model belongs to the field of switch boxes, and specifically relates to an outdoor switch box.
背景技术Background Art
户外开关箱也称为环网柜，是将一组输配电气设备装在金属或者是非金属的绝缘柜当中的电气设备。户外开关箱具有着结构简单、体积小、价格低、可提供电参数和性能以及供电安全等优点，广泛应用于城市住宅小区、高层建筑、大型公共建筑、工厂企业中。Outdoor switch box, also known as ring main unit, is an electrical device that installs a group of electrical transmission and distribution equipment in a metal or non-metallic insulating cabinet. Outdoor switch box has the advantages of simple structure, small size, low price, and can provide electrical parameters and performance as well as power supply safety. It is widely used in urban residential areas, high-rise buildings, large public buildings, factories and enterprises.
公开号为CN214798386U的中国专利公开了一种户外开关箱，包括箱体、箱门以及箱锁，所述箱门铰接于所述箱体上，所述箱体位于其端口一侧的上端侧壁开设有安装槽，所述安装槽内水平滑动穿设有遮阳板。通过设置遮阳板，当遮阳板从安装槽中伸出时，遮阳板能够对检修人员进行遮蔽，从而尽可能的避免烈日直射检修人员，有效降低检修人员在烈日下进行检修作业时被晒伤的概率，进而对检修人员起到具有良好的保护效果，而该申请中的户外开关箱，仅通过遮阳板对检修人员进行遮阳，检修人员在开关箱检修时仍容易因温度过高中暑。The Chinese patent with the publication number CN214798386U discloses an outdoor switch box, including a box body, a box door and a box lock, wherein the box door is hinged on the box body, and the upper end side wall of the box body located on the port side thereof is provided with a mounting groove, and a sunshade is horizontally slidably penetrated in the mounting groove. By providing the sunshade, when the sunshade is extended from the mounting groove, the sunshade can shield the maintenance personnel, thereby avoiding the maintenance personnel from being directly exposed to the scorching sun as much as possible, effectively reducing the probability of the maintenance personnel being sunburned when performing maintenance work under the scorching sun, and thus having a good protective effect on the maintenance personnel, while the outdoor switch box in the application only shields the maintenance personnel through the sunshade, and the maintenance personnel are still prone to heatstroke due to excessive temperature when repairing the switch box.
有鉴于此特提出本实用新型。In view of this, the present utility model is proposed.
实用新型内容Utility Model Content
本实用新型要解决的技术问题在于克服现有技术的不足，提供一种户外开关箱。The technical problem to be solved by the utility model is to overcome the deficiencies of the prior art and provide an outdoor switch box.
为解决上述技术问题，本实用新型采用技术方案的基本构思是：In order to solve the above technical problems, the basic concept of the technical solution adopted by the utility model is:
一种户外开关箱，包括开关箱隔热外壳、与开关箱隔热外壳连接的内层、设于开关箱隔热外壳与内层之间设有导流腔，内层相对内侧均布有多个吹气孔，开关箱隔热外壳内壁顶端设有遮阳喷头，内层上侧设有用于驱动遮阳喷头的驱动机构，开关箱隔热外壳底端嵌入有风机，开关箱隔热外壳上部嵌入有单向出气阀，开关箱隔热外壳底端设有四个垫高支撑腿。An outdoor switch box comprises an insulating outer shell of the switch box, an inner layer connected to the insulating outer shell of the switch box, a flow guide cavity arranged between the insulating outer shell of the switch box and the inner layer, a plurality of blowing holes evenly distributed on the inner side of the inner layer relative to the inner side, a sunshade nozzle is arranged at the top of the inner wall of the insulating outer shell of the switch box, a driving mechanism for driving the sunshade nozzle is arranged on the upper side of the inner layer, a fan is embedded in the bottom end of the insulating outer shell of the switch box, a one-way air outlet valve is embedded in the upper part of the insulating outer shell of the switch box, and four raised support legs are arranged at the bottom end of the insulating outer shell of the switch box.
可选的，开关箱隔热外壳底端设有开口，开口内设有过滤网，风机设置在过滤网上侧，便于通过过滤网过滤进入导流腔的空气。Optionally, an opening is provided at the bottom end of the heat-insulating shell of the switch box, a filter is provided in the opening, and a fan is arranged on the upper side of the filter to facilitate filtering of air entering the guide cavity through the filter.
可选的，开关箱隔热外壳底端设有导流罩，导流罩侧部设有两进风口，便于通过进风口引导空气水平进入导流罩内，便于风机吸入开关箱隔热外壳底端遮阴处的空气。Optionally, a deflector cover is provided at the bottom of the insulating shell of the switch box, and two air inlets are provided on the side of the deflector cover, so that the air can be guided horizontally into the deflector cover through the air inlets, so that the fan can inhale air from the shaded area at the bottom of the insulating shell of the switch box.
可选的，风机底端设有传动轴，传动轴贯穿过滤网一端设有刮板，且刮板转动配合在导流罩内，便于风机通过传动轴带动刮板转动便于清理过滤网。Optionally, a transmission shaft is provided at the bottom end of the fan, and a scraper is provided at one end of the transmission shaft that passes through the filter, and the scraper rotates and fits in the air guide cover, so that the fan can drive the scraper to rotate through the transmission shaft to facilitate cleaning of the filter.
可选的，内层上部设有缺口，且遮阳喷头滑动配合在缺口内，遮阳喷头一侧设有两入风口，遮阳喷头底端均布有多个喷气孔，便于导流腔内空气经入风口进入遮阳喷头内，然后经喷气孔向下喷出。Optionally, a notch is provided on the upper part of the inner layer, and the sunshade nozzle slides in the notch, two air inlets are provided on one side of the sunshade nozzle, and a plurality of jet holes are evenly distributed at the bottom of the sunshade nozzle, so that the air in the guide cavity can enter the sunshade nozzle through the air inlet and then be sprayed downward through the jet holes.
可选的，驱动机构包括装设在内层上的伺服电机、装设在伺服电机输出端的螺纹拉杆，且螺纹拉杆与遮阳喷头螺纹配合，便于伺服电机驱动螺纹拉杆带动遮阳喷头滑动。Optionally, the driving mechanism includes a servo motor installed on the inner layer and a threaded pull rod installed at the output end of the servo motor, and the threaded pull rod cooperates with the thread of the sunshade nozzle, so that the servo motor drives the threaded pull rod to drive the sunshade nozzle to slide.
可选的，开关箱隔热外壳一侧转动配合有两箱门，箱门与开关箱隔热外壳之间设有弹簧合页，便于伺服电机驱动螺纹拉杆带动遮阳喷头滑入两箱门之间，进而便于通过两箱门遮挡检修人员侧面。Optionally, two box doors are rotatably mounted on one side of the heat-insulating shell of the switch box, and a spring hinge is provided between the box door and the heat-insulating shell of the switch box, so that the servo motor drives the threaded pull rod to drive the sunshade nozzle to slide between the two box doors, thereby facilitating the maintenance personnel to shield their sides through the two box doors.
采用上述技术方案后，本实用新型与现有技术相比具有以下有益效果，当然，实施本实用新型的任一产品并不一定需要同时达到以下所述的所有优点：After adopting the above technical solution, the utility model has the following beneficial effects compared with the prior art. Of course, any product implementing the utility model does not necessarily need to achieve all the advantages described below at the same time:
通过开启驱动机构带动遮阳喷头滑出，便于通过遮阳喷头遮挡检修人员上侧，风机带动空气进入导流腔内，然后经内层上的吹气孔喷入开关箱隔热外壳内，便于对开关箱隔热外壳内的电器元件散热，便于检修人员伸入开关箱隔热外壳内时对检修人员散热，同时空气经入风口进入遮阳喷头内，然后经喷气孔向下喷出，便于对开关箱隔热外壳外的检修人员散热，便于降低检修人员中暑的几率。By opening the driving mechanism, the sunshade nozzle is driven to slide out, so that the upper side of the maintenance personnel can be shielded by the sunshade nozzle. The fan drives the air into the guide cavity, and then sprays it into the insulating shell of the switch box through the blowing holes on the inner layer, so as to dissipate the heat of the electrical components in the insulating shell of the switch box and dissipate the heat of the maintenance personnel when they reach into the insulating shell of the switch box. At the same time, the air enters the sunshade nozzle through the air inlet and is then sprayed downward through the jet hole, so as to dissipate the heat of the maintenance personnel outside the insulating shell of the switch box and reduce the chance of heatstroke for the maintenance personnel.
下面结合附图对本实用新型的具体实施方式作进一步详细的描述。The specific implementation of the utility model is further described in detail below in conjunction with the accompanying drawings.
附图说明BRIEF DESCRIPTION OF THE DRAWINGS
下面描述中的附图仅仅是一些实施例，对于本领域普通技术人员来说，在不付出创造性劳动的前提下，还可以根据这些附图获得其他附图。在附图中：The drawings described below are only some embodiments. For those skilled in the art, other drawings can be obtained based on these drawings without creative work. In the drawings:
图1为本实用新型一实施例的立体结构示意图；FIG1 is a schematic diagram of a three-dimensional structure of an embodiment of the utility model;
图2为本实用新型一实施例的剖视结构示意图；FIG2 is a schematic cross-sectional view of an embodiment of the present invention;
图3为本实用新型一实施例的开关箱隔热外壳剖视结构示意图；FIG3 is a schematic cross-sectional view of a heat-insulating housing of a switch box according to an embodiment of the present invention;
图4为本实用新型一实施例的遮阳喷头结构示意图；FIG4 is a schematic diagram of the structure of a sunshade nozzle according to an embodiment of the utility model;
附图中，各标号所代表的部件列表如下：In the accompanying drawings, the components represented by the reference numerals are listed as follows:
开关箱隔热外壳1、开口101、过滤网102、导流罩103、进风口104、箱门105、内层2、导流腔3、吹气孔4、遮阳喷头5、入风口501、喷气孔502、驱动机构6、伺服电机601、螺纹拉杆602、风机7、传动轴701、刮板702、单向出气阀8。The switch box comprises a heat-insulating shell 1, an opening 101, a filter 102, a deflector 103, an air inlet 104, a box door 105, an inner layer 2, a deflector cavity 3, an air blowing hole 4, a sunshade nozzle 5, an air inlet 501, an air jet hole 502, a driving mechanism 6, a servo motor 601, a threaded pull rod 602, a fan 7, a transmission shaft 701, a scraper 702, and a one-way air outlet valve 8.
需要说明的是，这些附图和文字描述并不旨在以任何方式限制本实用新型的构思范围，而是通过参考特定实施例为本领域技术人员说明本实用新型的概念。It should be noted that these drawings and textual descriptions are not intended to limit the conceptual scope of the present invention in any way, but rather to illustrate the concept of the present invention for those skilled in the art by referring to specific embodiments.
具体实施方式DETAILED DESCRIPTION
现在结合附图对本实用新型作进一步详细的说明。The utility model will now be further described in detail with reference to the accompanying drawings.
请参阅图1-4所示，在本实施例中提供了一种户外开关箱，包括开关箱隔热外壳1、与开关箱隔热外壳1连接的内层2、设于开关箱隔热外壳1与内层2之间设有导流腔3，内层2相对内侧均布有多个吹气孔4，开关箱隔热外壳1内壁顶端设有遮阳喷头5，内层2上侧设有用于驱动遮阳喷头5的驱动机构6，开关箱隔热外壳1底端嵌入有风机7，开关箱隔热外壳1上部嵌入有单向出气阀8，开关箱隔热外壳1底端设有四个垫高支撑腿。Please refer to Figures 1-4. In this embodiment, an outdoor switch box is provided, including an insulated outer shell 1 of the switch box, an inner layer 2 connected to the insulated outer shell 1 of the switch box, a guide cavity 3 is arranged between the insulated outer shell 1 of the switch box and the inner layer 2, a plurality of blowing holes 4 are evenly distributed on the inner side of the inner layer 2 relative to the inner side, a sunshade nozzle 5 is arranged on the top of the inner wall of the insulated outer shell 1 of the switch box, a driving mechanism 6 for driving the sunshade nozzle 5 is arranged on the upper side of the inner layer 2, a fan 7 is embedded in the bottom end of the insulated outer shell 1 of the switch box, a one-way air outlet valve 8 is embedded in the upper part of the insulated outer shell 1 of the switch box, and four raised support legs are arranged at the bottom end of the insulated outer shell 1 of the switch box.
通过开启驱动机构6带动遮阳喷头5滑出，便于通过遮阳喷头5遮挡检修人员上侧，风机7带动空气进入导流腔3内，然后经内层2上的吹气孔4喷入开关箱隔热外壳1内，便于对开关箱隔热外壳1内的电器元件散热，便于检修人员伸入开关箱隔热外壳1内时对检修人员散热，同时空气经入风口501进入遮阳喷头5内，然后经喷气孔502向下喷出，便于对开关箱隔热外壳1外的检修人员散热，便于降低检修人员中暑的几率。By opening the driving mechanism 6, the sunshade nozzle 5 is driven to slide out, so that the upper side of the maintenance personnel can be shielded by the sunshade nozzle 5. The fan 7 drives the air to enter the guide cavity 3, and then sprays it into the insulated shell 1 of the switch box through the blowing holes 4 on the inner layer 2, so as to dissipate the heat of the electrical components in the insulated shell 1 of the switch box, and dissipate the heat of the maintenance personnel when they reach into the insulated shell 1 of the switch box. At the same time, the air enters the sunshade nozzle 5 through the air inlet 501, and then sprays downward through the jet hole 502, so as to dissipate the heat of the maintenance personnel outside the insulated shell 1 of the switch box, and reduce the chance of heatstroke for the maintenance personnel.
本实施例的开关箱隔热外壳1底端设有开口101，开口101内设有过滤网102，风机7设置在过滤网102上侧，便于通过过滤网102过滤进入导流腔3的空气，便于降低空气中的杂质被吸入导流腔3内的几率。An opening 101 is provided at the bottom of the heat-insulating shell 1 of the switch box of this embodiment, and a filter 102 is provided in the opening 101. The fan 7 is arranged on the upper side of the filter 102 to facilitate filtering the air entering the guide cavity 3 through the filter 102, thereby reducing the probability of impurities in the air being sucked into the guide cavity 3.
本实施例的开关箱隔热外壳1底端设有导流罩103，导流罩103侧部设有两进风口104，便于通过进风口104引导空气水平进入导流罩103内，便于风机7吸入开关箱隔热外壳1底端遮阴处的空气，便于降低风机7吸入地面尘土的几率。In this embodiment, a deflector 103 is provided at the bottom of the insulated shell 1 of the switch box, and two air inlets 104 are provided on the side of the deflector 103, so that the air can be guided horizontally into the deflector 103 through the air inlets 104, so that the fan 7 can inhale the air in the shade at the bottom of the insulated shell 1 of the switch box, thereby reducing the probability of the fan 7 inhaling dust on the ground.
本实施例的风机7底端设有传动轴701，传动轴701贯穿过滤网102一端设有刮板702，且刮板702转动配合在导流罩103内，便于风机7通过传动轴701带动刮板702转动便于清理过滤网102，便于持续过滤空气。The fan 7 of this embodiment is provided with a transmission shaft 701 at the bottom, and the transmission shaft 701 passes through the filter 102. A scraper 702 is provided at one end, and the scraper 702 rotates and cooperates in the air guide cover 103, so that the fan 7 can drive the scraper 702 to rotate through the transmission shaft 701 to clean the filter 102 and continuously filter the air.
本实施例的内层2上部设有缺口201，且遮阳喷头5滑动配合在缺口201内，遮阳喷头5一侧设有两入风口501，遮阳喷头5底端均布有多个喷气孔502，便于导流腔3内空气经入风口501进入遮阳喷头5内，然后经喷气孔502向下喷出，便于对开关箱隔热外壳1外的检修人员散热。A notch 201 is provided on the upper part of the inner layer 2 of this embodiment, and the sunshade nozzle 5 is slidably fitted in the notch 201. Two air inlets 501 are provided on one side of the sunshade nozzle 5, and a plurality of jet holes 502 are evenly distributed at the bottom of the sunshade nozzle 5, so that the air in the guide cavity 3 can enter the sunshade nozzle 5 through the air inlet 501, and then be ejected downward through the jet holes 502, so as to dissipate heat for maintenance personnel outside the heat-insulating shell 1 of the switch box.
本实施例的驱动机构6包括装设在内层2上的伺服电机601、装设在伺服电机601输出端的螺纹拉杆602，且螺纹拉杆602与遮阳喷头5螺纹配合，便于伺服电机601驱动螺纹拉杆602带动遮阳喷头5滑动，便于控制遮阳喷头5滑入或滑出缺口201。The driving mechanism 6 of this embodiment includes a servo motor 601 installed on the inner layer 2 and a threaded pull rod 602 installed at the output end of the servo motor 601, and the threaded pull rod 602 is threadedly matched with the sunshade nozzle 5, so that the servo motor 601 drives the threaded pull rod 602 to drive the sunshade nozzle 5 to slide, thereby facilitating the control of the sunshade nozzle 5 to slide into or out of the gap 201.
本实施例的开关箱隔热外壳1一侧转动配合有两箱门105，箱门105与开关箱隔热外壳1之间设有弹簧合页，便于伺服电机601驱动螺纹拉杆602带动遮阳喷头5滑入两箱门105之间，然后松开两箱门105，箱门105收到弹簧合页的弹力作用关闭被遮阳喷头5阻挡，进而便于通过遮阳喷头5遮挡检修人员上侧，通过两箱门105遮挡检修人员侧面。One side of the insulated shell 1 of the switch box of the present embodiment is rotatably matched with two box doors 105, and a spring hinge is provided between the box door 105 and the insulated shell 1 of the switch box, so that the servo motor 601 can drive the threaded pull rod 602 to drive the sunshade nozzle 5 to slide between the two box doors 105, and then the two box doors 105 are released. The box door 105 is closed by the elastic force of the spring hinge and is blocked by the sunshade nozzle 5, so that the upper side of the maintenance personnel can be shielded by the sunshade nozzle 5, and the sides of the maintenance personnel can be shielded by the two box doors 105.
工作原理：打开箱门105，然后开启驱动机构6，伺服电机601驱动螺纹拉杆602带动遮阳喷头5滑入两箱门105之间，然后松开两箱门105，箱门105收到弹簧合页的弹力作用关闭被遮阳喷头5阻挡，进而便于通过遮阳喷头5遮挡检修人员上侧，通过两箱门105遮挡检修人员侧面，然后开启风机7，风机7带动空气经导流罩103上进风口104流向过滤网102过滤后进入导流腔3内，然后经内层2上的吹气孔4喷入开关箱隔热外壳1内，便于对开关箱隔热外壳1内的电器元件散热，便于检修人员伸入开关箱隔热外壳1内时对检修人员散热，同时空气经入风口501进入遮阳喷头5内，然后经喷气孔502向下喷出，便于对开关箱隔热外壳1外的检修人员散热，在箱门105关闭时，开关箱隔热外壳1内的空气经单向出气阀8排出，风机7开启时，风机7通过传动轴701带动刮板702转动便于清理过滤网102，便于持续过滤空气。Working principle: open the box door 105, then open the driving mechanism 6, the servo motor 601 drives the threaded pull rod 602 to drive the sunshade nozzle 5 to slide between the two box doors 105, then release the two box doors 105, the box door 105 receives the elastic force of the spring hinge to close and is blocked by the sunshade nozzle 5, so that it is convenient to shield the upper side of the maintenance personnel through the sunshade nozzle 5, and shield the side of the maintenance personnel through the two box doors 105, and then turn on the fan 7, the fan 7 drives the air to flow through the air inlet 104 on the guide cover 103 to the filter screen 102 for filtration and then enter the guide cavity 3, and then through the blowing holes on the inner layer 2 4 is sprayed into the heat-insulating shell 1 of the switch box, which is convenient for heat dissipation of the electrical components in the heat-insulating shell 1 of the switch box, and is convenient for heat dissipation of the maintenance personnel when they reach into the heat-insulating shell 1 of the switch box. At the same time, the air enters the sunshade nozzle 5 through the air inlet 501, and then is sprayed downward through the air jet hole 502, which is convenient for heat dissipation of the maintenance personnel outside the heat-insulating shell 1 of the switch box. When the box door 105 is closed, the air in the heat-insulating shell 1 of the switch box is discharged through the one-way air outlet valve 8. When the fan 7 is turned on, the fan 7 drives the scraper 702 to rotate through the transmission shaft 701, which is convenient for cleaning the filter 102 and continuous filtering of the air.
本说明书中未作详细描述的内容属于本领域专业技术人员公知的现有技术。The contents not described in detail in this specification belong to the prior art known to professional and technical personnel in this field.
本实用新型不局限于上述实施方式，任何人应得知在本实用新型的启示下作出的结构变化，凡是与本实用新型具有相同或相近的技术方案，均落入本实用新型的保护范围之内。本实用新型未详细描述的技术、形状、构造部分均为公知技术。The present invention is not limited to the above-mentioned implementation modes. Anyone should be aware of the structural changes made under the enlightenment of the present invention. Any technical solutions that are the same or similar to the present invention fall within the protection scope of the present invention. The technology, shape, and structure that are not described in detail in the present invention are all known technologies.
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