CN109286098B - Three-core cable terminal shaping device and using method thereof - Google Patents
Three-core cable terminal shaping device and using method thereof Download PDFInfo
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- CN109286098B CN109286098B CN201811508910.5A CN201811508910A CN109286098B CN 109286098 B CN109286098 B CN 109286098B CN 201811508910 A CN201811508910 A CN 201811508910A CN 109286098 B CN109286098 B CN 109286098B
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/58—Means for relieving strain on wire connection, e.g. cord grip, for avoiding loosening of connections between wires and terminals within a coupling device terminating a cable
- H01R13/5804—Means for relieving strain on wire connection, e.g. cord grip, for avoiding loosening of connections between wires and terminals within a coupling device terminating a cable comprising a separate cable clamping part
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R43/00—Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R43/00—Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors
- H01R43/28—Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors for wire processing before connecting to contact members, not provided for in groups H01R43/02 - H01R43/26
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Abstract
Description
技术领域Technical Field
本申请涉及三芯电缆终端固定技术领域，是一种三芯电缆终端定型装置及其使用方法。The present application relates to the technical field of three-core cable terminal fixing, and is a three-core cable terminal shaping device and a method of using the same.
背景技术Background technique
三芯电缆终端与桩头连接安装过程中，由于三相每相长度不一致，边相与中相的夹角也是任意的，导致三相连接处的松紧程度不一样，也就是三相连接处的受力不均匀，经过长时间的运行，在连接处可能会产生发热等缺陷，不能保证电缆线路正常可靠地运行。During the installation process of the three-core cable terminal and the pile head connection, due to the inconsistent length of each phase and the arbitrary angle between the side phase and the middle phase, the tightness of the three-phase connection is different, that is, the force on the three-phase connection is uneven. After a long period of operation, defects such as heat may occur at the connection, and the normal and reliable operation of the cable line cannot be guaranteed.
发明内容Summary of the invention
本申请的目的在于提供了一种三芯电缆终端定型装置及其使用方法，克服了上述现有技术之不足，其能有效解决现有三芯电缆终端与桩头连接方法存在三相连接处受力不均匀、会导致连接处发热、存在安全隐患的问题。The purpose of the present application is to provide a three-core cable terminal shaping device and a method of using the same, which overcomes the deficiencies of the above-mentioned prior art and can effectively solve the problems of uneven force at the three-phase connection, heating at the connection, and potential safety hazards in the existing method of connecting the three-core cable terminal to the pile head.
本申请的技术方案之一是这样实现的：一种三芯电缆终端定型装置，包括前侧板、后侧板、左边滑轮、左中滑轮、右中滑轮和右边滑轮，前侧板左部、左中部、右中部、右部依次设有左边轮前板孔、左中轮前板孔、右中轮前板孔、右边轮前板孔，对应位置的后侧板左部、左中部、右中部、右部依次设有左边轮后板孔、左中轮后板孔、右中轮后板孔、右边轮后板孔，所述左边轮前板孔、左中轮前板孔、右中轮前板孔、右边轮前板孔、左边轮后板孔、左中轮后板孔、右中轮后板孔、右边轮后板孔分别为长轴沿左右方向的长圆孔，前侧板、后侧板之间依次通过左边销轴安装有左边滑轮、通过左中销轴安装有左中滑轮、通过右中销轴安装有右中滑轮、通过右边销轴安装有右边滑轮，左边销轴的前后两端分别安装在左边轮前板孔、左边轮后板孔上并能够可靠锁紧，左中销轴的前后两端分别安装在左中轮前板孔、左中轮后板孔上并能够可靠锁紧，右中销轴的前后两端分别安装在右中轮前板孔、右中轮后板孔上并能够可靠锁紧，右边销轴的前后两端分别安装在右边轮前板孔、右边轮后板孔上并能够可靠锁紧。One of the technical solutions of the present application is implemented as follows: a three-core cable terminal shaping device comprises a front side plate, a rear side plate, a left pulley, a left middle pulley, a right middle pulley and a right pulley, the left part, the left middle part, the right middle part and the right part of the front side plate are provided with a left wheel front plate hole, a left middle wheel front plate hole, a right middle wheel front plate hole and a right wheel front plate hole in sequence, and the left part, the left middle part, the right middle part and the right part of the rear side plate at the corresponding position are provided with a left wheel rear plate hole, a left middle wheel rear plate hole, a right middle wheel rear plate hole and a right wheel rear plate hole in sequence, and the left wheel front plate hole, the left middle wheel front plate hole, the right middle wheel front plate hole, the right wheel front plate hole, the left wheel rear plate hole, the left middle wheel rear plate hole, the right middle wheel rear plate hole and the right wheel rear plate hole are respectively long The shaft is provided with an oblong hole in the left and right directions, and the left pulley is installed between the front side plate and the rear side plate in sequence through the left pin shaft, the left middle pulley is installed through the left middle pin shaft, the right middle pulley is installed through the right middle pin shaft, and the right pulley is installed through the right pin shaft, the front and rear ends of the left pin shaft are respectively installed on the left wheel front plate hole and the left wheel rear plate hole and can be reliably locked, the front and rear ends of the left middle pin shaft are respectively installed on the left middle wheel front plate hole and the left middle wheel rear plate hole and can be reliably locked, the front and rear ends of the right middle pin shaft are respectively installed on the right middle wheel front plate hole and the right middle wheel rear plate hole and can be reliably locked, and the front and rear ends of the right pin shaft are respectively installed on the right wheel front plate hole and the right wheel rear plate hole and can be reliably locked.
进一步的，前侧板包括左平直段、左倾斜段、中平直段、右倾斜段和右平直段，左平直段、右平直段的下端位于同一直线上，中平直段的下端位于左平直段、右平直段下端的下方，左倾斜段的下端沿左高右低倾斜并将左平直段、中平直段连为一体，右倾斜段的下端沿右高左低倾斜并将中平直段、右平直段连为一体，左边轮前板孔位于左平直段的右部，左中轮前板孔、右中轮前板孔分别位于中平直段的左右两端，右边轮前板孔位于右平直段的左部，后侧板的形状与前侧板完全相同。Furthermore, the front side plate includes a left straight section, a left inclined section, a middle straight section, a right inclined section and a right straight section. The lower ends of the left straight section and the right straight section are located on the same straight line, the lower end of the middle straight section is located below the lower ends of the left straight section and the right straight section, the lower end of the left inclined section is inclined along the left high and the right low and connects the left straight section and the middle straight section as a whole, the lower end of the right inclined section is inclined along the right high and the left low and connects the middle straight section and the right straight section as a whole, the left wheel front plate hole is located on the right part of the left straight section, the left middle wheel front plate hole and the right middle wheel front plate hole are respectively located on the left and right ends of the middle straight section, the right wheel front plate hole is located on the left part of the right straight section, and the shape of the rear side plate is exactly the same as that of the front side plate.
进一步的，左边销轴、左中销轴、右中销轴、右边销轴为十字槽沉头螺钉，左边销轴、左中销轴、右中销轴、右边销轴的后端分别固定有六角螺母。Furthermore, the left pin, the left middle pin, the right middle pin and the right pin are cross slot countersunk screws, and the rear ends of the left pin, the left middle pin, the right middle pin and the right pin are respectively fixed with hexagonal nuts.
进一步的，环绕左边轮前板孔、左中轮前板孔、右中轮前板孔、右边轮前板孔、左边轮后板孔、左中轮后板孔、右中轮后板孔、右边轮后板孔的外侧分别设有能够容纳十字槽沉头螺钉头部的沉槽。Furthermore, countersunk grooves capable of accommodating the heads of cross-slot countersunk screws are respectively provided around the outer sides of the left wheel front plate hole, the left middle wheel front plate hole, the right middle wheel front plate hole, the right wheel front plate hole, the left wheel rear plate hole, the left middle wheel rear plate hole, the right middle wheel rear plate hole, and the right wheel rear plate hole.
本申请的技术方案之二是这样实现的：一种三芯电缆终端定型装置的使用方法，包括以下步骤，首先，将左边滑轮、左中滑轮、右中滑轮、右边滑轮通过对应销轴安装在前侧板、后侧板之间，组装完成三芯电缆终端定型装置；接着，将三芯电缆的第一相终端安装在左边滑轮、左中滑轮之间，将三芯电缆的第二相终端安装在左中滑轮、右中滑轮之间，将三芯电缆的第三相终端安装在右中滑轮、右边滑轮之间；然后，根据三芯电缆各相终端的尺寸参数，将左边滑轮、左中滑轮、右中滑轮、右边滑轮的相应销轴调节到合适的位置并可靠锁紧；之后，通过牵引设备将三芯电缆终端定型装置牵引至三芯电缆的三指套底部分叉位置，以保证三芯电缆的第一相终端、第二相终端之间的夹角与第三相终端、第二相终端之间的夹角相同；最后，连接三芯电缆的终端与桩头，三芯电缆终端定型装置使得三相连接处的受力保持平衡。The second technical solution of the present application is implemented as follows: a method for using a three-core cable terminal shaping device, comprising the following steps: first, the left pulley, the left middle pulley, the right middle pulley, and the right pulley are installed between the front side plate and the rear side plate through corresponding pin shafts to complete the assembly of the three-core cable terminal shaping device; then, the first phase terminal of the three-core cable is installed between the left pulley and the left middle pulley, the second phase terminal of the three-core cable is installed between the left middle pulley and the right middle pulley, and the third phase terminal of the three-core cable is installed between the right middle pulley and the right pulley; Then, according to the size parameters of each phase terminal of the three-core cable, the corresponding pins of the left pulley, the left middle pulley, the right middle pulley and the right pulley are adjusted to the appropriate position and locked securely; after that, the three-core cable terminal shaping device is pulled to the forked position of the bottom part of the three-finger sleeve of the three-core cable by the traction equipment to ensure that the angle between the first phase terminal and the second phase terminal of the three-core cable is the same as the angle between the third phase terminal and the second phase terminal; finally, the terminal of the three-core cable is connected to the pile head, and the three-core cable terminal shaping device keeps the force at the three-phase connection balanced.
本申请结构合理而紧凑，使用方便，在安装三芯电缆的终端头时，通过调整各滑轮的销轴位置并可靠锁紧，能够可靠固定三芯电缆终端头部位置，使三芯电缆的三相终端与桩头连接处受力均匀，避免连接处因受力不均导致发热现象发生，保证电缆线路可靠运行，提高供电可靠性。The present application has a reasonable and compact structure and is easy to use. When installing the terminal head of a three-core cable, the position of the pin shaft of each pulley is adjusted and reliably locked, so that the position of the terminal head of the three-core cable can be reliably fixed, so that the three-phase terminal of the three-core cable and the connection between the pile head are evenly stressed, avoiding heating at the connection due to uneven stress, ensuring the reliable operation of the cable line, and improving the reliability of power supply.
附图说明BRIEF DESCRIPTION OF THE DRAWINGS
本申请的具体结构由以下的附图和实施例给出：The specific structure of this application is given by the following drawings and embodiments:
图1是本申请最佳实施例的主视结构示意图；FIG1 is a schematic diagram of the main structure of the best embodiment of the present application;
图2是附图1的俯视局部剖视结构示意图；FIG2 is a schematic diagram of a partial cross-sectional view of the structure of FIG1 viewed from above;
图3是本申请的使用状态示意图FIG. 3 is a schematic diagram of the use status of the present application
图例：1、前侧板，2、后侧板，3、左边滑轮，4、左中滑轮，5、右中滑轮，6、右边滑轮，7、左边轮前板孔，8、左中轮前板孔，9、右中轮前板孔，10、右边轮前板孔，11、左边轮后板孔，12、左边销轴，13、左中销轴，14、右中销轴，15、右边销轴，16、六角螺母，17、沉槽，18、三芯电缆，19、第一相终端，20、第二相终端，21、第三相终端。Legend: 1. Front side panel, 2. Rear side panel, 3. Left pulley, 4. Left middle pulley, 5. Right middle pulley, 6. Right pulley, 7. Left pulley front panel hole, 8. Left middle pulley front panel hole, 9. Right middle pulley front panel hole, 10. Right pulley front panel hole, 11. Left pulley rear panel hole, 12. Left pin, 13. Left middle pin, 14. Right middle pin, 15. Right pin, 16. Hexagonal nut, 17. Groove, 18. Three-core cable, 19. First phase terminal, 20. Second phase terminal, 21. Third phase terminal.
具体实施方式Detailed ways
本申请不受下述实施例的限制，可根据本申请的技术方案与实际情况来确定具体的实施方式。The present application is not limited to the following embodiments, and the specific implementation method can be determined according to the technical solution of the present application and actual conditions.
实施例1：如图1、2所示，该三芯电缆终端定型装置及其使用方法包括前侧板1、后侧板2、左边滑轮3、左中滑轮4、右中滑轮5和右边滑轮6，前侧板1左部、左中部、右中部、右部依次设有左边轮前板孔7、左中轮前板孔8、右中轮前板孔9、右边轮前板孔10，对应位置的后侧板2左部、左中部、右中部、右部依次设有左边轮后板孔11、左中轮后板孔、右中轮后板孔、右边轮后板孔，所述左边轮前板孔7、左中轮前板孔8、右中轮前板孔9、右边轮前板孔10、左边轮后板孔11、左中轮后板孔、右中轮后板孔、右边轮后板孔分别为长轴沿左右方向的长圆孔，前侧板1、后侧板2之间依次通过左边销轴12安装有左边滑轮3、通过左中销轴13安装有左中滑轮4、通过右中销轴14安装有右中滑轮5、通过右边销轴15安装有右边滑轮6，左边销轴12的前后两端分别安装在左边轮前板孔7、左边轮后板孔11上并能够可靠锁紧，左中销轴13的前后两端分别安装在左中轮前板孔8、左中轮后板孔上并能够可靠锁紧，右中销轴14的前后两端分别安装在右中轮前板孔9、右中轮后板孔上并能够可靠锁紧，右边销轴15的前后两端分别安装在右边轮前板孔10、右边轮后板孔上并能够可靠锁紧。在安装三芯电缆的终端头时，通过调整各滑轮的销轴位置并可靠锁紧，能够可靠固定三芯电缆终端头部位置，使三芯电缆的三相终端与桩头连接处受力均匀，避免连接处因受力不均导致发热现象发生，保证电缆线路可靠运行，提高供电可靠性。Embodiment 1: As shown in Figures 1 and 2, the three-core cable terminal shaping device and its use method include a front side plate 1, a rear side plate 2, a left pulley 3, a left middle pulley 4, a right middle pulley 5 and a right pulley 6. The left, left middle, right middle and right parts of the front side plate 1 are respectively provided with a left wheel front plate hole 7, a left middle wheel front plate hole 8, a right middle wheel front plate hole 9 and a right wheel front plate hole 10. The left, left middle, right middle and right parts of the rear side plate 2 at corresponding positions are respectively provided with a left wheel rear plate hole 11, a left middle wheel rear plate hole, a right middle wheel rear plate hole and a right wheel rear plate hole. The left wheel front plate hole 7, the left middle wheel front plate hole 8, the right middle wheel front plate hole 9, the right wheel front plate hole 10, the left wheel rear plate hole 11, the left middle wheel rear plate hole, the right middle wheel rear plate hole and the right wheel rear plate hole are respectively The long circular hole in the right direction, the left pulley 3 is installed between the front side plate 1 and the rear side plate 2 through the left pin shaft 12, the left middle pulley 4 is installed through the left middle pin shaft 13, the right middle pulley 5 is installed through the right middle pin shaft 14, and the right pulley 6 is installed through the right pin shaft 15. The front and rear ends of the left pin shaft 12 are respectively installed on the left wheel front plate hole 7 and the left wheel rear plate hole 11 and can be reliably locked, the front and rear ends of the left middle pin shaft 13 are respectively installed on the left middle wheel front plate hole 8 and the left middle wheel rear plate hole and can be reliably locked, the front and rear ends of the right middle pin shaft 14 are respectively installed on the right middle wheel front plate hole 9 and the right middle wheel rear plate hole and can be reliably locked, and the front and rear ends of the right pin shaft 15 are respectively installed on the right wheel front plate hole 10 and the right wheel rear plate hole and can be reliably locked. When installing the terminal head of the three-core cable, by adjusting the pin shaft position of each pulley and locking it securely, the position of the three-core cable terminal head can be securely fixed, so that the three-phase terminal of the three-core cable and the connection between the pile head are evenly stressed, avoiding heating caused by uneven stress at the connection, ensuring the reliable operation of the cable line, and improving the reliability of power supply.
如图1、2所示，前侧板1包括左平直段、左倾斜段、中平直段、右倾斜段和右平直段，左平直段、右平直段的下端位于同一直线上，中平直段的下端位于左平直段、右平直段下端的下方，左倾斜段的下端沿左高右低倾斜并将左平直段、中平直段连为一体，右倾斜段的下端沿右高左低倾斜并将中平直段、右平直段连为一体，左边轮前板孔7位于左平直段的右部，左中轮前板孔8、右中轮前板孔9分别位于中平直段的左右两端，右边轮前板孔10位于右平直段的左部，后侧板2的形状与前侧板1完全相同。通过中部下凸的形状，能够在固定三芯电缆的三个终端头部时，使相邻两个终端头部自然张开合适的夹角，使用更加方便。As shown in Fig. 1 and Fig. 2, the front side plate 1 includes a left straight section, a left inclined section, a middle straight section, a right inclined section and a right straight section. The lower ends of the left straight section and the right straight section are located on the same straight line. The lower end of the middle straight section is located below the lower ends of the left straight section and the right straight section. The lower end of the left inclined section is inclined along the left high and the right low and connects the left straight section and the middle straight section as a whole. The lower end of the right inclined section is inclined along the right high and the left low and connects the middle straight section and the right straight section as a whole. The left wheel front plate hole 7 is located at the right part of the left straight section. The left middle wheel front plate hole 8 and the right middle wheel front plate hole 9 are respectively located at the left and right ends of the middle straight section. The right wheel front plate hole 10 is located at the left part of the right straight section. The shape of the rear side plate 2 is exactly the same as that of the front side plate 1. Through the convex shape of the middle part, when fixing the three terminal heads of the three-core cable, the two adjacent terminal heads can naturally open a suitable angle, which is more convenient to use.
如图1、2所示，左边销轴12、左中销轴13、右中销轴14、右边销轴15为十字槽沉头螺钉，左边销轴12、左中销轴13、右中销轴14、右边销轴15的后端分别固定有六角螺母16。各销轴为十字槽沉头螺钉并安装有六角螺母16，便于通过螺丝刀和扳手锁紧，紧固及调整位置更加方便。As shown in Fig. 1 and Fig. 2, the left pin 12, the left middle pin 13, the right middle pin 14, and the right pin 15 are cross recessed countersunk screws, and the rear ends of the left pin 12, the left middle pin 13, the right middle pin 14, and the right pin 15 are respectively fixed with hexagonal nuts 16. Each pin is a cross recessed countersunk screw and is installed with a hexagonal nut 16, which is convenient for tightening with a screwdriver and a wrench, and is more convenient for tightening and adjusting the position.
如图1、2所示，环绕左边轮前板孔7、左中轮前板孔8、右中轮前板孔9、右边轮前板孔10、左边轮后板孔11、左中轮后板孔、右中轮后板孔、右边轮后板孔的外侧分别设有能够容纳十字槽沉头螺钉头部的沉槽17。通过沉槽17能够更加方便地固定十字槽沉头螺钉，其头部不会突出前侧板1外侧面，更加平滑，不易损伤操作人员手部及电缆。As shown in Figs. 1 and 2, recessed grooves 17 capable of accommodating the heads of cross recessed countersunk screws are respectively arranged around the outer sides of the left wheel front plate hole 7, the left middle wheel front plate hole 8, the right middle wheel front plate hole 9, the right wheel front plate hole 10, the left wheel rear plate hole 11, the left middle wheel rear plate hole, the right middle wheel rear plate hole, and the right wheel rear plate hole. The recessed grooves 17 can more conveniently fix the cross recessed countersunk screws, and the heads thereof will not protrude from the outer side surface of the front side plate 1, and are smoother and less likely to damage the operator's hands and cables.
实施例2：如图1、2、3所示，该三芯电缆终端定型装置的使用方法，包括以下步骤：首先，将左边滑轮3、左中滑轮4、右中滑轮5、右边滑轮6通过对应销轴安装在前侧板1、后侧板2之间，组装完成三芯电缆终端定型装置；接着，将三芯电缆18的第一相终端19安装在左边滑轮3、左中滑轮4之间，将三芯电缆18的第二相终端20安装在左中滑轮4、右中滑轮5之间，将三芯电缆18的第三相终端21安装在右中滑轮5、右边滑轮6之间；然后，根据三芯电缆各相终端的尺寸参数，将左边滑轮3、左中滑轮4、右中滑轮5、右边滑轮6的相应销轴调节到合适的位置并可靠锁紧；之后，通过牵引设备将三芯电缆终端定型装置牵引至三芯电缆18的三指套底部分叉位置，以保证三芯电缆18的第一相终端19、第二相终端20之间的夹角与第三相终端21、第二相终端20之间的夹角相同；最后，连接三芯电缆18的终端与桩头，三芯电缆终端定型装置使得三相连接处的受力保持平衡。Embodiment 2: As shown in Figures 1, 2, and 3, the method for using the three-core cable terminal shaping device includes the following steps: first, the left pulley 3, the left middle pulley 4, the right middle pulley 5, and the right pulley 6 are installed between the front side plate 1 and the rear side plate 2 through corresponding pins to complete the assembly of the three-core cable terminal shaping device; then, the first phase terminal 19 of the three-core cable 18 is installed between the left pulley 3 and the left middle pulley 4, the second phase terminal 20 of the three-core cable 18 is installed between the left middle pulley 4 and the right middle pulley 5, and the third phase terminal 21 of the three-core cable 18 is installed between the right middle pulley 5 and the right pulley 6 ; Then, according to the size parameters of each phase terminal of the three-core cable, the corresponding pins of the left pulley 3, the left middle pulley 4, the right middle pulley 5, and the right pulley 6 are adjusted to the appropriate position and locked securely; After that, the three-core cable terminal shaping device is pulled to the forked position of the three-finger sleeve bottom part of the three-core cable 18 by the traction equipment to ensure that the angle between the first phase terminal 19 and the second phase terminal 20 of the three-core cable 18 is the same as the angle between the third phase terminal 21 and the second phase terminal 20; Finally, the terminal of the three-core cable 18 is connected to the pile head, and the three-core cable terminal shaping device keeps the force at the three-phase connection balanced.
上述说明仅仅是为清楚地说明本申请所作的举例，而并非是对本申请的实施方式的限定。凡是属于本申请的技术方案所引申出的显而易见的变化或变动仍处于本申请的保护范围之列。The above description is only an example for clearly explaining the present application, and is not intended to limit the implementation methods of the present application. Any obvious changes or modifications derived from the technical solution of the present application are still within the scope of protection of the present application.
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