Irrigation system is collected to town road rainwater

文档序号:1822186 发布日期:2021-11-12 浏览:14次 中文

阅读说明:本技术 一种市政道路雨水收集灌溉系统 (Irrigation system is collected to town road rainwater ) 是由 王振文 闫峻 彭志国 孙秀丽 金静雅 韩海红 张洁琼 师明鑫 刘亚坤 殷乐琳 田 于 2021-08-04 设计创作,主要内容包括:本申请涉及市政道路的技术领域,尤其是涉及一种市政道路雨水收集灌溉系统,包括开设在道路上的排水道、设置在排水道内的过滤板和用于将排水道内的水进行收集的集水箱,排水道内设置有清除装置,清除装置包括用于对杂物进行吸取的吸附管和用于为吸附管提供动力的吸附组件,吸附组件设置于排水道内,吸附管安装于吸附组件上,吸附管在吸附组件上设置有多个,吸附管与吸附组件连通,且吸附管朝向过滤板设置。本申请具有能够减少杂物会造成过滤板的堵塞的情况的出现,进而使过滤板能够对雨水进行过滤的效果。(The utility model belongs to the technical field of the technique of town road and specifically relates to an irrigation system is collected to town road rainwater is related to, including seting up the drain on the road, the filter of setting in the drain and the header tank that is used for carrying out the water collection with the drain in, be provided with clearing device in the drain, clearing device is including being used for carrying out the adsorption tube that absorbs to debris and being used for providing the adsorption component of power for the adsorption tube, adsorption component sets up in the drain, the adsorption tube is installed on adsorption component, the adsorption tube is provided with a plurality ofly on adsorption component, adsorption tube and adsorption component intercommunication, and the adsorption tube sets up towards the filter. This application has the appearance that can reduce the condition that debris can cause the jam of filter, and then makes the filter can carry out filterable effect to the rainwater.)

1. The utility model provides an irrigation system is collected to town road rainwater, includes drain (1), filter (2) of setting in drain (1) and water header tank (3) that are used for carrying out the collection with the water in drain (1) of seting up on the road, its characterized in that: be provided with clearing device (4) in drain (1), clearing device (4) are including being used for carrying out the adsorption tube (41) that absorb to debris and adsorption component (42) that are used for providing power for adsorption tube (41), adsorption component (42) set up in drain (1), adsorption tube (41) are installed on adsorption component (42), and adsorption tube (41) are provided with a plurality ofly on adsorption component (42), and adsorption tube (41) and adsorption component (42) intercommunication, and adsorption tube (41) set up towards filter (2).

2. A municipal road rainwater collection and irrigation system according to claim 1, wherein: adsorption component (42) including set up conveyer pipe (421) in drain (1) and be used for providing absorption for conveyer pipe (421) adsorb power spare (422), adsorb power spare (422) and be connected with conveyer pipe (421), conveyer pipe (421) and adsorption tube (41) intercommunication.

3. A municipal road rainwater collection and irrigation system according to claim 2, wherein: be provided with thrust unit (5) in drain (1), thrust unit (5) are including being used for carrying out extruded pushing mechanism (6) to the debris in the straining hole and being used for driving actuating mechanism (7) that pushing mechanism (6) go up and down along the vertical direction, actuating mechanism (7) set up in drain (1), pushing mechanism (6) set up on actuating mechanism (7).

4. A municipal road rainwater collection and irrigation system according to claim 3, wherein: push mechanism (6) including set up lifter plate (61) in drain (1) and set up promotion post (62) on lifter plate (61), promote the corresponding setting in vertical direction of filtration pore on post (62) and filter (2), actuating mechanism (7) are used for driving lifter plate (61) and go up and down.

5. A town road rainwater collection and irrigation system according to claim 4 and further comprising: the driving mechanism (7) comprises a screw rod (71) used for driving the lifting plate (61) to lift and a driving assembly (72) used for driving the screw rod (71) to rotate, the driving assembly (72) is arranged in the drainage channel (1), the screw rod (71) is arranged on the driving assembly (72), and the lifting plate (61) is in threaded fit with the screw rod (71).

6. A town road rainwater collection and irrigation system according to claim 5 and further comprising: the driving assembly (72) comprises a driving piece (721) arranged in the water drainage channel (1), a worm (722) arranged at the output end of the driving piece (721) and a worm wheel (723) meshed with the worm (722), and the screw (71) penetrates through the worm wheel (723).

7. A town road rainwater collection and irrigation system according to claim 4 and further comprising: offer hole of stepping down (611) on the lifter plate (61), the diameter of hole of stepping down (611) is greater than the filtration pore diameter of filter (2).

8. A town road rainwater collection and irrigation system according to claim 6 and further comprising: be provided with water level detection device (8) in drain (1), water level detection device (8) are including being used for carrying out detection subassembly (81) that detect to the water level of filter (2) upper surface and setting up response subassembly (82) on detection subassembly (81), response subassembly (82) are including setting up infrared sensor (821) in drain (1) and setting up detection piece (822) on detection subassembly (81), infrared sensor (821) and driving piece (721) electric connection, when detecting piece (822) and sheltering from infrared sensor (821), driving piece (721) drive worm (722) and rotate.

9. A municipal road rainwater collection and irrigation system according to claim 8, wherein: the detection assembly (81) comprises a supporting block (811) arranged in the drainage channel (1), a sliding rod (812) in sliding fit with the supporting block (811) and a floating ball (813) used for detecting the water level of the upper surface of the filter plate (2), the floating ball (813) is arranged at the bottom end of the sliding rod (812), and the detection block (822) is arranged on the sliding rod (812).

10. A municipal road rainwater collection and irrigation system according to claim 1, wherein: the road is close to lateral wall department of drain (1) and has seted up water conservancy diversion hole (9), water conservancy diversion hole (9) department is provided with guiding device (10), guiding device (10) including be used for baffle (101) that shelter from guiding hole (9), be used for driving baffle (101) pivoted driver (102) and set up in honeycomb duct (103) of guiding hole (9) department, the one end of honeycomb duct (103) is passed through water conservancy diversion hole (9) and is located the upper portion space intercommunication of filter (2) with drain (1), and the other end is located the lower part space intercommunication of filter (2) with drain (1).

Technical Field

The application relates to the technical field of town roads, especially, relate to an irrigation system is collected to town road rainwater.

Background

At present, municipal roads are constructed according to national technical standards between connected cities and rural areas, roads approved by the acceptance of highway administrative departments are required to be constructed, and during construction of the municipal roads, a rainwater collection system is required to dredge rainwater on the municipal roads, collect the rainwater and further carry out secondary utilization, so that the purpose of saving water resources is achieved.

Current rainwater collection system comprises by the drain, filter and the header tank of seting up on the ground usually, and after the accumulation had the rainwater on the town road, the rainwater flowed into the drain, filtered the debris of rainwater through the filter, and the rainwater after the filtration is stored in the drain flowed into the header tank, when needing to use the rainwater, directly used the water in the header tank.

In view of the above-mentioned related art, the inventor believes that there is sundries that are accumulated on the filter plate, which easily causes the blockage of the filter plate, and makes the filter plate unable to filter the rainwater.

Disclosure of Invention

In order to reduce the appearance that debris can cause the condition of the jam of filter, and then make the filter can filter the rainwater, this application provides an irrigation system is collected to town road rainwater.

The application provides a municipal administration road rainwater collection irrigation system adopts following technical scheme:

the utility model provides an irrigation system is collected to town road rainwater, includes sets up drain on the road, sets up the filter in the drain and is used for carrying out the header tank of collecting with the water in the drain, be provided with clearing device in the drain, clearing device is including being used for carrying out the adsorption tube that absorbs and being used for providing the adsorption component of power for the adsorption tube to debris, adsorption component sets up in the drain, the adsorption tube is installed on adsorption component, and the adsorption tube is provided with a plurality ofly on adsorption component, adsorption tube and adsorption component intercommunication, and the adsorption tube sets up towards the filter.

Through adopting above-mentioned technical scheme, be provided with clearing device in the drain, start the adsorption component, can extract the debris of the interception of filter department through the adsorption tube to carry away, can reduce the appearance that debris can cause the condition of the jam of filter, and then make the filter can filter the rainwater.

Optionally: the adsorption component comprises a conveying pipe arranged in the drainage channel and an adsorption power piece used for providing suction for the conveying pipe, the adsorption power piece is connected with the conveying pipe, and the conveying pipe is communicated with the adsorption pipe.

Through adopting above-mentioned technical scheme, start the absorption power spare, can extract the debris of filter department through conveyer pipe and adsorption tube to the realization is to the collection of the debris of filter department.

Optionally: be provided with thrust unit in the drain, thrust unit is including being used for carrying out the pushing mechanism that extrudees to the debris in the filtration pore and being used for driving the actuating mechanism that pushing mechanism goes up and down along the vertical direction, actuating mechanism sets up in the drain, pushing mechanism sets up on actuating mechanism.

Through adopting above-mentioned technical scheme, be provided with thrust unit in the drain, start actuating mechanism, can drive thrust unit and go up and down along going up in the vertical direction, when thrust unit rose, can clear up debris in the filter hole behind the filter upper surface, made the clearance of debris more high-efficient, avoided debris to block up the filter simultaneously.

Optionally: the pushing mechanism comprises a lifting plate arranged in the drainage channel and a pushing column arranged on the lifting plate, the pushing column and filter holes in the filter plate are correspondingly arranged in the vertical direction, and the driving mechanism is used for driving the lifting plate to lift.

Through adopting above-mentioned technical scheme, start pushing mechanism, can drive the lifter plate and rise, and then drive and promote the post and rise, can clear up the debris in the straining hole.

Optionally: the driving mechanism comprises a screw rod used for driving the lifting plate to lift and a driving assembly used for driving the screw rod to rotate, the driving assembly is arranged in the drainage channel, the screw rod is arranged on the driving assembly, and the lifting plate is in threaded fit with the screw rod.

Through adopting above-mentioned technical scheme, start drive assembly, can drive the screw rod and rotate, and then realize that the lifter plate carries out elevating movement along the screw rod.

Optionally: the drive assembly comprises a drive piece arranged in the drainage channel, a worm arranged at the output end of the drive piece and a worm wheel meshed with the worm, and the screw rod is arranged in the worm wheel in a penetrating mode.

Through adopting above-mentioned technical scheme, start the driving piece, can drive the worm and rotate, drive the worm wheel and rotate, and then realize the rotation of screw rod, the simple operation.

Optionally: the lifting plate is provided with a yielding hole, and the diameter of the yielding hole is larger than that of the filtering hole of the filtering plate.

Through adopting above-mentioned technical scheme, the diameter through making the hole of stepping down is greater than the diameter of filtration pore, can make the quick follow lifter plate department that drops of rainwater that reaches lifter plate department, makes the collection efficiency of rainwater higher.

Optionally: be provided with water level detection device in the drain, water level detection device is including being used for carrying out the determine module that detects to the water level of filter upper surface and setting up the response subassembly on the determine module, the response subassembly is including setting up the infrared sensor in the drain and setting up the detection piece on the determine module, infrared sensor and driving piece electric connection, when detecting the piece and sheltering from infrared sensor, the driving piece drives the worm and rotates.

Through adopting above-mentioned technical scheme, be provided with water level detection device in the drain, through the rainwater that detection components gathered on to the filter detect, drive the detection components motion when the rainwater, and then drive and detect the piece and move infrared sensor department after, infrared sensor gives the controller with the signal transmission, and controller control driving piece is opened, drives the worm and rotates, and then carries out timely clearance to debris in the filter hole.

Optionally: the detection assembly comprises a supporting block arranged in the drainage channel, a sliding rod in sliding fit with the supporting block and a floating ball for detecting the water level of the upper surface of the filter plate, the floating ball is arranged at the bottom end of the sliding rod, and the detection block is arranged on the sliding rod.

Through adopting above-mentioned technical scheme, after the filter upper surface area gathered the rainwater, along with the rising of waterline, can promote to float the ball and rise, drive the bracing piece and slide in the supporting shoe, can realize driving and detect the piece and carry out the ascending slip of vertical side.

Optionally: the road is close to the lateral wall department of drain has seted up the water conservancy diversion hole, water conservancy diversion hole department is provided with guiding device, guiding device is including the baffle that is used for sheltering from to the water conservancy diversion hole, be used for driving baffle pivoted driver and set up the honeycomb duct in water conservancy diversion hole department, the one end of honeycomb duct is located the upper portion space intercommunication of filter through water conservancy diversion hole and drain, and the other end is located the lower part space intercommunication of filter with the drain.

Through adopting above-mentioned technical scheme, after gathering more rainwater on the filter, start the driver, drive the baffle and rotate, make the baffle no longer shelter from the water conservancy diversion hole, in the rainwater can enter into the drain, the realization was to the timely discharge of rainwater through water conservancy diversion hole, honeycomb duct, avoided the rainwater to gather too much, made the unable drainage of town road.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the cleaning device is arranged in the drainage channel, the adsorption component is started, and the impurities intercepted at the filter plate can be extracted and conveyed out through the adsorption pipe, so that the blocking condition of the filter plate caused by the impurities can be reduced, and the filter plate can filter rainwater;

2. through being provided with thrust unit in the drain, start actuating mechanism, can drive thrust unit and go up and down along going up in the vertical direction, when thrust unit rose, can clear up debris behind the filter upper surface with the debris in the filter hole, made the clearance of debris more high-efficient, avoided debris to block up the filter simultaneously.

Drawings

FIG. 1 is a partial cross-sectional view of the present application;

FIG. 2 is an enlarged view of a portion of FIG. 1 at A;

FIG. 3 is an enlarged view of a portion of FIG. 1 at B;

fig. 4 is a partial sectional view showing a connection relationship of the driver and the barrier.

Reference numerals: 1. a water drain; 2. a filter plate; 3. a water collection tank; 4. a clearing device; 41. an adsorption tube; 42. an adsorption component; 421. a delivery pipe; 422. adsorbing a power part; 5. a pushing device; 6. a pushing mechanism; 61. a lifting plate; 611. a hole of abdication; 62. pushing the column; 63. a lifting sleeve; 7. a drive mechanism; 71. a screw; 72. a drive assembly; 721. a drive member; 722. a worm; 723. a worm gear; 8. a water level detection device; 81. a detection component; 811. a support block; 812. a slide bar; 813. floating the ball; 82. an inductive component; 821. an infrared sensor; 822. a detection block; 9. a flow guide hole; 10. a flow guide device; 101. a baffle plate; 102. a driver; 103. a flow guide pipe; 11. an irrigation device; 111. a water pump; 112. a support; 113. an irrigation pipe; 114. an irrigation spray head; 12. a guide bar; 13. and a collection box.

Detailed Description

The present application is described in further detail below with reference to figures 1-4.

The embodiment of the application discloses irrigation system is collected to town road rainwater. Referring to fig. 1 and 2, irrigation system is collected to town road rainwater, including offering drainage 1 on the road, fixed setting filter 2 in drainage 1 and the header tank 3 that is used for carrying out the collection with the water in drainage 1, drainage 1 is the rectangular channel of seting up on the road along vertical direction, and the rectangle well lid is installed on drainage 1's top, and filter 2 is the horizontally rectangular plate, has evenly seted up a plurality of filtration pores on the filter 2. The standing groove has been seted up on the road, and header tank 3 is placed in the standing groove, and header tank 3 is vertical cavity rectangle case, is connected with the connecting pipe of "Z" style of calligraphy on the header tank 3, and header tank 3 passes through the bottom intercommunication of connecting pipe and drain 1. After having the rainwater on the road, the rainwater filters the rainwater through filter 2 in rectangle well lid reachs drain 1, and the debris of rainwater is intercepted on filter 2, and the rainwater is stored the rainwater in filter 2 inflow header tank 3.

Referring to fig. 1, an irrigation device 11 is fixedly arranged on the water collection tank 3, the irrigation device 11 comprises a water pump 111 fixedly arranged on the water collection tank 3 and a support 112 fixedly arranged on a road, a water inlet of the water pump 111 is communicated with the water collection tank 3, the support 112 is vertically arranged, an irrigation pipe 113 is fixedly arranged on the support 112, the irrigation pipe 113 is a vertical hollow pipe, the bottom end of the irrigation pipe 113 is communicated with a water outlet of the water pump 111, and an irrigation spray head 114 is arranged on the top end of the irrigation pipe 113. When the rainwater needs to be used, the water pump 111 is started, the rainwater in the water collecting tank 3 is extracted, and the rainwater is conveyed to the irrigation spray head 114 through the irrigation pipe 113 and is sprayed out through the irrigation spray head 114 to perform irrigation operation.

Referring to fig. 1 and 2, be provided with clearing device 4 in the drain 1, clearing device 4 is including being used for carrying out the adsorption tube 41 that absorbs to debris and the adsorption component 42 that is used for providing power for adsorption tube 41, adsorption component 42 is fixed to be set up in drain 1, the mounting groove has been seted up on the road, collecting box 13 has been placed in the mounting groove, collecting box 13 is vertical hollow rectangle case, adsorption component 42 is including setting up conveyer pipe 421 in drain 1 and the adsorption power piece 422 that is used for providing suction for conveyer pipe 421, adsorption power piece 422 fixed mounting is on collecting box 13, adsorption power piece 422 can directly adopt the fan, the bin outlet and the collecting box 13 intercommunication of adsorption power piece 422, conveyer pipe 421 is "L" type hollow tube, conveyer pipe 421 and the feed inlet intercommunication that adsorbs power piece 422. The adsorption tube 41 is a vertical hollow round platform-shaped structure, the adsorption tube 41 is uniformly arranged on the conveying tube 421 along the length direction of the filter plate 2 at intervals, the conveying tube 421 is communicated with the adsorption tube 41, and the adsorption port of the adsorption tube 41 is arranged towards the filter plate 2.

Referring to fig. 1 and 2, after sundries are accumulated on the filter plate 2, the adsorption power member 422 is started, and the sundries on the filter plate 2 are adsorbed by the conveying pipe 421 and the adsorption pipe 41 and conveyed into the collection box 13 for storage.

Referring to fig. 1 and 2, in order to enable more efficient cleaning of impurities in the filter holes of the filter plates 2, a pushing device 5 is arranged in the water drainage channel 1, the pushing device 5 comprises a pushing mechanism 6 for extruding sundries in the filter holes and a driving mechanism 7 for driving the pushing mechanism 6 to ascend and descend along the vertical direction, with reference to fig. 4, the driving mechanism 7 is arranged in the water drainage channel 1, the driving mechanism 7 comprises a screw 71 for driving the pushing mechanism 6 to ascend and descend and a driving assembly 72 for driving the screw 71 to rotate, the driving assembly 72 is fixedly arranged in the water drainage channel 1, the driving assembly 72 comprises a driving part 721 fixedly arranged in the water drainage channel 1, a worm 722 fixedly arranged on an output shaft of the driving part 721 and a worm wheel 723 meshed on the worm 722, the driving part 721 can directly adopt a motor, the driving part 721 and the worm 722 are horizontally arranged, and a plate for rotatably supporting the worm 722 is provided at the bottom of the drain 1 on the road. The worm wheel 723 is horizontally arranged, the screw rod 71 is vertically arranged, the screw rod 71 is fixedly arranged in the worm wheel 723 in a penetrating mode, and the screw rod 71 is rotatably supported by a road.

Referring to fig. 1 and 2, the pushing mechanism 6 is disposed on the screw 71, the pushing mechanism 6 includes a lifting plate 61 disposed in the drainage channel 1 and a pushing column 62 fixedly disposed on an upper surface of the lifting plate 61, and in combination with fig. 4, the lifting plate 61 is a horizontal rectangular plate, a plurality of yielding holes 611 are uniformly disposed on the lifting plate 61, the yielding holes 611 are circular through holes, and a diameter of the yielding holes 611 is greater than a diameter of the filtering holes of the filtering plate 2. Two lifting sleeves 63 are fixedly arranged on the lower surface of the lifting plate 61, the lifting sleeves 63 are vertical hollow threaded pipes, the lifting sleeves 63 are in threaded fit on the screw rods 71, the guide rods 12 are fixedly arranged at the bottom of the drainage channel 1, the guide rods 12 are vertical cylindrical rods, and one lifting sleeve 63 is in sliding fit on the guide rods 12. The pushing column 62 is a vertical cylindrical rod, and the pushing column 62 and the filter holes on the filter plate 2 are arranged in the vertical direction correspondingly.

Referring to fig. 2 and 4, the driving member 721 is started to drive the worm 722, the worm wheel 723 and the screw 71 to rotate, so as to drive the lifting sleeve 63 to slide in the vertical direction, drive the lifting plate 61 and the pushing column 62 to lift, and when the lifting plate 61 is lifted, the pushing column 62 can be driven to be inserted into the filter hole, and the impurities in the filter hole can be ejected out to the upper surface of the filter plate 2.

Referring to fig. 1 and 2, in order to enable the pushing device 5 to timely clean up the impurities in the filter holes, a water level detection device 8 is arranged in the drainage channel 1, and referring to fig. 3, the water level detection device 8 comprises a detection component 81 for detecting the water level of the upper surface of the filter plate 2 and a sensing component 82 arranged on the detection component 81, the detection component 81 comprises a supporting block 811 fixedly arranged on the side wall of the drainage channel 1, a sliding rod 812 in sliding fit in the supporting block 811 and a floating ball 813 for detecting the water level of the upper surface of the filter plate 2, the supporting block 811 is a horizontal rectangular block, the sliding rod 812 is a vertical cylindrical rod, the floating ball 813 is fixedly arranged at the bottom end of the sliding rod 812, the floating ball 813 is of a spherical structure, the floating ball 813 is made of rubber material, and the floating ball 813 is filled with air.

Referring to fig. 2 and 3, the sensing assembly 82 includes an infrared sensor 821 disposed in the drainage channel 1 and a detecting block 822 fixedly disposed on the sliding rod 812, and referring to fig. 4, the infrared sensor 821 is disposed on a side wall of the drainage channel 1 far from the collecting box 13, the infrared sensor 821 is electrically connected to the driving member 721, and the detecting block 822 is a horizontal rectangular block.

Referring to fig. 2 and 3, when the filter holes are blocked, rainwater is collected on the upper surface of the filter plate 2, the floating ball 813 is located at the liquid level of the rainwater, the floating ball 813 is driven to rise along with the rise of the liquid level of the rainwater, so that the detection block 822 rises, and when the infrared sensor 821 is shielded by the detection block 822, the driving part 721 works in combination with fig. 4 to drive the worm 722 to rotate, so that impurities in the filter holes are ejected out by the pushing column 62.

Referring to fig. 1 and 3, after the pushing column 62 is inserted into the filtering hole, too much water is prevented from being gathered by the upper surface area of the filtering plate 2, the position of the side wall of the road close to the drainage channel 1 is provided with a diversion hole 9, the diversion hole 9 is a circular through hole, the diversion hole 9 is positioned above the upper surface of the filtering plate 2, the diversion hole 9 is provided with a diversion device 10, and the combination of fig. 4 is realized, the diversion device 10 comprises a baffle 101 for shielding the diversion hole 9, a driver 102 for driving the baffle 101 to rotate and a diversion pipe 103 arranged at the diversion hole 9, the diversion pipe 103 is a vertical hollow pipe, one end of the diversion pipe 103 is communicated with the upper space of the drainage channel 1 positioned in the filtering plate 2 through the diversion hole 9, and the other end is communicated with the lower space of the drainage channel 1 positioned in the filtering plate 2. The baffle 101 is a vertical circular plate, the baffle 101 is rotatably fitted in the duct 103, the driver 102 is fixedly arranged on the road at the position of the side wall of the drainage channel 1, the driver 102 can directly adopt a motor, and the output shaft of the driver 102 is fixedly welded with the baffle 101. After pushing away post 62 and inserting the filtration pore, when the liquid level of rainwater is higher than water conservancy diversion hole 9, start driver 102, drive baffle 101 and rotate, make baffle 101 rotate horizontal position department from vertical position department, the rainwater can get into water conservancy diversion hole 9 in, get into water drainage 1 through honeycomb duct 103, carry the rainwater.

The embodiment of the application provides a municipal administration road rainwater collection irrigation system's implementation principle does: after having the rainwater on the road, the rainwater can get into drain 1 in, and when 2 departments of filter, filter 2 filters the rainwater, and the rainwater after the filtration is irrigated and is used in 1 entering header tank 3 of drain. After impurity and 2 upper surface areas of filter gather the rainwater in filter 2 department are piled up, actuating mechanism 7 works, drives pushing mechanism 6 and rises, and is ejecting with the debris in the filter hole to start driver 102 makes the rainwater flow into in water drainage 1 through water conservancy diversion hole 9, starts clearing device 4 after that, absorbs the debris of filter 2 department, and stores in carrying collecting box 13.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

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