Beach oil collecting machine with flushing mechanism

By designing the brush cleaning mechanism and drive components in the shore oil collector, the problems of oil blockage and small collection area of ​​the filter plate are solved, and the normal operation and working efficiency of the device are improved.

CN222550302UActive Publication Date: 2025-03-04CSC(WUHAN)GREEN SHIPPING TECH SERVICES CO LTD
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Patent Information

Application Number
CN202421134482.5
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-05-23
Publication Date
2025-03-04
Estimated Expiration
2034-05-23

AI Technical Summary

Technical Problem

Traditional shore oil collectors have difficulty in cleaning the oil on the surface of the filter plate, causing the oil to clog the filter holes, affecting the normal operation of the device, and at the same time, the collection area is small, reducing working efficiency.

Method used

A shore oil collector with a brush cleaning mechanism is designed. Two brush cleaning rollers are used to drive the scraper to rotate and scrape the oil on the filter plate, and the bending pipe swings through the driving component to drive the suction head to swing to increase the oil suction area.

Benefits of technology

The problem of oil blocking the filter holes is effectively avoided, the normal operation ability of the device is improved, and the working efficiency of the oil collector is improved by increasing the oil absorption area.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model is applicable to the technical field of oil collecting machines, and provides a beach oil collecting machine with a brushing mechanism, which comprises a floating plate, an oil collecting tank is connected to the top of the floating plate close to the center, a conveying hole is formed in the right side of the oil collecting tank close to the bottom center, and a conveying pipe is connected to an inner cavity of the conveying hole. A fixed box is connected to the position, close to the center, of the top of the oil collecting box, a driving assembly is arranged in an inner cavity of the fixed box, and when the two brushing rollers rotate, the two brushing rollers can drive the four adjacent scraping plates to rotate to scrape oil remaining on the surface of the filter plate, so that the oil is prevented from blocking filter holes in the filter plate; the driving assembly drives the two bent pipes to swing in a pendulum shape, so that the two bent pipes conveniently and rapidly drive the two suction heads to swing for oil suction work, the effect of increasing the oil suction area of the two suction heads is achieved, the working efficiency of the oil collecting machine is improved, and the oil collecting machine is suitable for popularization and application. And the practicability is good.
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Description

Technical Field

[0001] The utility model belongs to the technical field of oil collecting machines, and in particular relates to a beach oil collecting machine with a cleaning mechanism. Background Art

[0002] An oil skimmer refers to any mechanical device specially designed to recover oil spills and oil-water mixtures on the water surface without changing their physical and chemical properties. The basic working principle of an oil skimmer is to separate oil from the water surface by utilizing the flow characteristics of oil and oil-water mixtures, the density difference between oil and water, and the adsorption of materials to oil or oil-water mixtures.

[0003] When traditional shore oil skimmers recover oil with high viscosity, it is difficult to clean the large amount of oil remaining on the surface of the filter plate, causing the oil to clog the filter holes, which in turn affects the normal operation of the device. In addition, traditional shore oil skimmers have a small oil collection area, which reduces work efficiency and has poor practicality. Utility Model Content

[0004] The utility model provides a shore oil collector with a cleaning mechanism, aiming to solve the problem that the existing shore oil collector is difficult to clean a large amount of oil remaining on the surface of a filter plate and has a small oil collection area.

[0005] The utility model is implemented as follows: a shore oil collecting machine with a brushing mechanism comprises a floating plate, an oil collecting box is connected to the top of the floating plate near the center, a delivery hole is opened at the right side of the oil collecting box near the bottom center, and a delivery pipe is connected to the inner cavity of the delivery hole, a fixed box is connected to the top of the oil collecting box near the center, and a driving component is arranged in the inner cavity of the fixed box, movable holes are opened near the centers of the left and right sides of the top of the floating plate and the fixed box, and the inner cavities of the two adjacent movable holes are jointly and movably connected with a bent pipe, and the two The adjacent ends of the bent pipes extend to the inner cavity of the oil collecting box, the bottom ends of the two bent pipes are connected to telescopic pipes, the bottom ends of the two telescopic pipes are connected to suction heads, the inner wall of the oil collecting box near the bottom is commonly connected to an inclined plate, the top of the inclined plate is provided with a filter plate, and the side wall of the filter plate is connected to the inner wall of the oil collecting box near the center, and the top of the filter plate is provided with a brush assembly; the brush assembly includes two brush rollers located at the top of the inner cavity of the oil collecting box, and the left and right ends of the two brush rollers are movably connected to the left and right inner walls of the oil collecting box near the center of the front and rear sides respectively.

[0006] Preferably, a plurality of scrapers are connected to the two cleaning rollers near the center, and adjacent plurality of scrapers are arranged in a circular array with the center of the inner cavity of the adjacent cleaning roller as the axis of symmetry, a rotating rod is connected to the left ends of the two cleaning rollers near the center, a through hole is provided at the left side of the oil collecting tank near the center of the front and rear sides, the left ends of the two rotating rods pass through the adjacent through-hole inner cavities, and are connected to groove wheels, a connecting box is commonly provided on the two groove wheels, the right side of the connecting box is connected to the left side of the oil collecting tank near the top center, a belt is commonly provided on the two groove wheels, and the two groove wheels are connected by a belt drive.

[0007] Preferably, a fixed cover is connected to the left side of the connecting box near the center of the rear side, a brush cleaning motor is connected to the inner wall of the left side of the fixed cover near the center, a rotating hole is opened at the left side of the connecting box near the center of the rear side, the right end of the power output shaft of the brush cleaning motor passes through the inner cavity of the rotating hole, and is connected to the left side of the adjacent groove wheel near the center.

[0008] Preferably, the driving assembly includes a guide plate, which is located near the top center of the inner cavity of the fixed box, and a through slot is opened on the guide plate near the center, and a driving column is movably connected to the inner cavity of the through slot near the right side, and the bottom end of the driving column passes through the inner cavity of the through slot and is connected to a turntable, and racks are connected to the left and right sides of the guide plate, and the two racks are connected to connecting plates on the side away from the center of the inner cavity of the guide plate, and the two connecting plates are provided with driving gears on the side away from the center of the inner cavity of the guide plate, and the two driving gears are meshed with adjacent connecting plates, and the tops of the two driving gears are movably connected to the inner walls of the top of the fixed box near the centers of the left and right sides respectively, and fixing holes are opened near the centers of the inner cavities of the two driving gears, and the two driving gears are connected to the adjacent curved pipe side walls near the bottom through adjacent fixing holes.

[0009] Preferably, limit holes are provided on both sides of the inner cavity of the guide plate near the center, the inner cavities of the two limit holes are movably connected with limit rods, the front and rear ends of the two limit rods pass through the adjacent limit hole cavities, and the front and rear ends of the two limit rods are connected to the inner walls of the front and rear sides of the fixed box near the top center.

[0010] Preferably, a driving motor is provided near the center of the bottom of the turntable, the bottom of the driving motor is connected to the top of the oil collecting tank near the center, and the top end of the power output shaft of the driving motor is connected to the bottom of the turntable near the center.

[0011] Preferably, the two suction heads are connected to an electric telescopic rod near the top center on the side away from the center of the inner cavity of the floating plate, the two electric telescopic rods are sleeved with a fixing plate, and the adjacent sides of the two fixing plates are connected to the adjacent curved pipe away from the bottom end on the side of the inner cavity of the floating plate.

[0012] Compared with the prior art, the embodiments of the present application have the following beneficial effects:

[0013] When the two cleaning brush rollers rotate, the two cleaning brush rollers can drive the four adjacent scrapers to rotate to scrape off the oil remaining on the surface of the filter plate, thereby preventing the oil from clogging the filter holes on the filter plate and affecting the normal operation of the device. The driving component drives the two bent pipes to swing in a pendulum shape, so that the two bent pipes can quickly drive the two suction heads to swing to absorb oil, thereby achieving the effect of increasing the oil absorption area of ​​the two suction heads, improving the working efficiency of the oil collector, and having good practicality. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a schematic diagram of the overall three-dimensional structure of the utility model;

[0015] Figure 2 It is a main structural schematic diagram of the utility model;

[0016] Figure 3 It is a partial top view structural diagram of the oil collecting tank component of the utility model;

[0017] Figure 4 The utility model Figure 2 Enlarged view of point A in the middle;

[0018] Figure 5 This is a schematic diagram of the top view of the component fixing box of the utility model;

[0019] Figure 6 It is a partial three-dimensional structural schematic diagram of a cleaning brush roller component of the utility model.

[0020] In the figure: 1. floating plate; 2. oil collecting tank; 3. conveying pipe; 4. suction head; 5. electric telescopic rod; 6. telescopic pipe; 7. fixed plate; 8. bent pipe; 9. fixed box; 10. inclined plate; 11. filter plate; 12. brush cleaning assembly; 121. brush cleaning roller; 122. scraper; 123. rotating rod; 124. connecting box; 125. fixed cover; 126. brush cleaning motor; 127. groove wheel; 128. belt; 13. driving assembly; 131. guide plate; 132. driving column; 133. limiting rod; 134. connecting plate; 135. driving gear; 136. rack; 137. turntable; 138. driving motor. DETAILED DESCRIPTION

[0021] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as those commonly understood by technicians in the technical field of this application; the terms used in the specification of the application herein are only for the purpose of describing specific embodiments and are not intended to limit this application; the terms "including" and "having" and any variations thereof in the specification and claims of this application and the above-mentioned drawings are intended to cover non-exclusive inclusions. The terms "first", "second", etc. in the specification and claims of this application or the above-mentioned drawings are used to distinguish different objects, not to describe a specific order.

[0022] Reference to "embodiments" herein means that a particular feature, structure, or characteristic described in conjunction with the embodiments may be included in at least one embodiment of the present application. The appearance of the phrase in various locations in the specification does not necessarily refer to the same embodiment, nor is it an independent or alternative embodiment that is mutually exclusive with other embodiments. It is explicitly and implicitly understood by those skilled in the art that the embodiments described herein may be combined with other embodiments.

[0023] The utility model provides a beach oil skimmer with a brushing mechanism, such as Figure 1-6 As shown, it includes a floating plate 1, a top of the floating plate 1 is connected to an oil collecting box 2 near the center, a delivery hole is opened at the right side of the oil collecting box 2 near the bottom center, and a delivery pipe 3 is connected to the inner cavity of the delivery hole, a fixed box 9 is connected to the top of the oil collecting box 2 near the center, and a driving component 13 is arranged in the inner cavity of the fixed box 9, and movable holes are opened near the centers of the left and right sides of the tops of the floating plate 1 and the fixed box 9, and the inner cavities of the two adjacent movable holes are jointly and movably connected to a bent pipe 8, and the adjacent ends of the two bent pipes 8 extend to the inner cavity of the oil collecting box 2, and the two The bottom ends of the bent pipes 8 are connected to telescopic tubes 6, and the bottom ends of the two telescopic tubes 6 are connected to suction heads 4. The inner wall of the oil collecting tank 2 is commonly connected to an inclined plate 10 near the bottom, and a filter plate 11 is provided on the top of the inclined plate 10. The side walls of the filter plate 11 are connected to the inner wall of the oil collecting tank 2 near the center, and a cleaning brush assembly 12 is provided on the top of the filter plate 11; the cleaning brush assembly 12 includes two cleaning brush rollers 121 located at the top of the inner cavity of the oil collecting tank 2, and the left and right ends of the two cleaning brush rollers 121 are movably connected to the inner walls of the left and right sides of the oil collecting tank 2 near the center of the front and rear sides.

[0024] It should be noted that, since it is difficult for existing shore oil skimmers to clean a large amount of oil remaining on the surface of the filter plate, and the oil collection area is small, in order to solve the problems arising during the use of existing vehicle side panels, this solution is to add a cleaning component 12 to the inner cavity of the floating plate 1 and a driving component 13 to the inner cavity of the fixed box 9 to solve the problem that it is difficult for existing shore oil skimmers to clean a large amount of oil remaining on the surface of the filter plate, and the oil collection area is small.

[0025] In a further preferred embodiment of the present invention, Figure 2, 3 As shown in Figure 6, several scrapers 122 are connected to the two cleaning rollers 121 near the center, and several adjacent scrapers 122 are arranged in a circular array with the center of the inner cavity of the adjacent cleaning roller 121 as the symmetry axis. A rotating rod 123 is connected to the left end of the two cleaning rollers 121 near the center. A through hole is opened at the left side of the oil collecting tank 2 near the center of the front and rear sides. The left ends of the two rotating rods 123 pass through the adjacent through-hole cavities and are connected to groove wheels 127. A connecting box 124 is commonly sleeved on the two groove wheels 127. The right side of the connecting box 124 is connected to the left side of the oil collecting tank 2 near the top center. A belt 128 is commonly provided on the two groove wheels 127, and the two groove wheels 127 are connected through the belt 128.

[0026] In this embodiment, when the device is placed on the shore or beach water surface through the float 1 to collect oil, if oil with high viscosity is encountered, the staff will drive the rear groove wheel 127 to rotate. At this time, the rear groove wheel 127 can drive the front groove wheel 127 to rotate synchronously through the driving belt 128, so that the two groove wheels 127 can drive the two cleaning brush rollers 121 to rotate synchronously through the two rotating rods 123, so that the two cleaning brush rollers 121 can drive the four adjacent scrapers 122 to rotate to scrape off the oil remaining on the surface of the filter plate 11, so as to avoid the oil clogging the filter holes on the filter plate 11.

[0027] In a further preferred embodiment of the present invention, Figure 2 and 3 As shown, a fixed cover 125 is connected to the left side of the connecting box 124 near the center of the rear side, and a brush cleaning motor 126 is connected to the left inner wall of the fixed cover 125 near the center. A rotating hole is opened at the left side of the connecting box 124 near the center of the rear side, and the right end of the power output shaft of the brush cleaning motor 126 passes through the inner cavity of the rotating hole and is connected to the left side of the adjacent groove wheel 127 near the center.

[0028] In this embodiment, the staff starts the brush cleaning motor 126 through an external power supply, so that the brush cleaning motor 126 can quickly drive the rear groove wheel 127 to rotate when it is powered on.

[0029] In a further preferred embodiment of the present invention, Figure 1 , 2As shown in , 4 and 5, the driving assembly 13 includes a guide plate 131, which is located near the top center of the inner cavity of the fixed box 9. A through groove is opened on the guide plate 131 near the center. A driving column 132 is movably connected to the inner cavity of the through groove near the right side. The bottom end of the driving column 132 passes through the inner cavity of the through groove and is connected to a turntable 137. Racks 136 are connected to the left and right sides of the guide plate 131. The two racks 136 are connected to connecting plates 134 on the side away from the center of the inner cavity of the guide plate 131, and the two connecting plates 134 are provided with driving gears 135 on the side away from the center of the inner cavity of the guide plate 131. The two driving gears 135 are meshed with adjacent connecting plates 134. The tops of the two driving gears 135 are movably connected to the inner walls of the top of the fixed box 9 near the centers of the left and right sides respectively. Fixing holes are opened near the centers of the inner cavities of the two driving gears 135, and the two driving gears 135 are connected to the adjacent side walls of the curved pipe 8 near the bottom through adjacent fixing holes.

[0030] In this embodiment, after the delivery pipe 3 is connected to the suction device, the suction device evacuates the oil collecting tank 2 through the delivery pipe 3. After the vacuum is formed in the oil collecting tank 2, the two bent pipes 8 are evacuated, so that the two bent pipes 8 can absorb the oil floating on the water surface through the two suction heads 4. When the oil suction work is in progress, the staff drives the turntable 137 to rotate. When the turntable 137 rotates, it can drive the driving column 132 to perform a circular motion. When the driving column 132 performs a circular motion, it also slides back and forth in the inner cavity of the through groove, so that the driving column 132 can drive the guide The guide plate 131 reciprocates back and forth, so that the guide plate 131 drives the two connecting plates 134 to reciprocate back and forth through the two racks 136. When the two connecting plates 134 reciprocate back and forth, they are meshed with the adjacent driving gears 135, thereby driving the two driving gears 135 to reciprocate forward or reverse rotation, so that the two driving gears 135 drive the two curved pipes 8 to swing in a pendulum shape, so that the two curved pipes 8 can quickly drive the two suction heads 4 to swing to absorb oil, thereby achieving the purpose of increasing the oil absorption area of ​​the two suction heads 4.

[0031] In a further preferred embodiment of the present invention, Figure 2 , 4 As shown in 5, limiting holes are provided on both sides of the inner cavity of the guide plate 131 near the center, and the inner cavities of the two limiting holes are movably connected with limiting rods 133. The front and rear ends of the two limiting rods 133 penetrate the inner cavities of the adjacent limiting holes, and the front and rear ends of the two limiting rods 133 are connected to the inner walls of the front and rear sides of the fixed box 9 near the top center.

[0032] In this embodiment, the guide plate 131 can slide on the two limit rods 133 when moving back and forth, so that the position of the guide plate 131 can be limited, so that the guide plate 131 can move smoothly.

[0033] In a further preferred embodiment of the present invention, Figure 2 and 4 As shown, a driving motor 138 is provided near the center of the bottom of the turntable 137 , the bottom of the driving motor 138 is connected to the top of the oil collecting tank 2 near the center, and the top of the power output shaft of the driving motor 138 is connected to the bottom of the turntable 137 near the center.

[0034] In this embodiment, the staff starts the driving motor 138 through an external power supply, so that the driving motor 138 can quickly drive the turntable 137 to rotate when powered on.

[0035] In a further preferred embodiment of the present invention, Figure 1 and 2 As shown, the two suction heads 4 are connected to an electric telescopic rod 5 near the top center on the side away from the inner center of the floating plate 1, and the two electric telescopic rods 5 are both sleeved with a fixing plate 7, and the adjacent sides of the two fixing plates 7 are connected to the adjacent curved pipe 8 near the bottom end on the side away from the inner center of the floating plate 1.

[0036] In this embodiment, the staff starts the two electric telescopic rods 5 through an external power supply, so that the two electric telescopic rods 5 can quickly drive the two suction heads 4 to move downward, so that the bottoms of the two suction heads 4 can quickly extend into the oil to perform oil suction work.

[0037] It should be noted that, for the above-mentioned embodiments, for the sake of simplicity, they are all described as a series of action combinations, but those skilled in the art should know that the utility model is not limited by the described action sequence, because according to the utility model, some steps may be performed in other sequences or simultaneously. Secondly, those skilled in the art should also know that the embodiments described in the specification are all preferred embodiments, and the actions and modules involved are not necessarily required by the utility model.

[0038] In the several embodiments provided in the present application, it should be understood that the disclosed devices can be implemented in other ways. For example, the device embodiments described above are merely schematic, such as the division of the above-mentioned units. There may be other division methods in actual implementation, such as multiple units or components can be combined or integrated into another system, or some features can be ignored or not executed. Another point is that the mutual coupling or communication connection shown or discussed can be through some interfaces, and the indirect coupling or communication connection between devices or units can be in the form of telecommunication or other forms.

[0039] The units described above as separate components may or may not be physically separated, and the components displayed as units may or may not be physical units, that is, they may be located in one place, or they may be distributed on multiple network units. Some or all of the units may be selected according to actual needs to achieve the purpose of the scheme of this embodiment. The above embodiments are only used to illustrate the technical scheme of the utility model, rather than to limit the protection scope of the utility model. Obviously, the described embodiments are only some embodiments of the utility model, not all embodiments. Based on these embodiments, all other embodiments obtained by ordinary technicians in this field without making creative work belong to the scope of protection of the utility model. Although the utility model is described in detail with reference to the above embodiments, ordinary technicians in this field can still combine, add, delete or make other adjustments to the features in each embodiment of the utility model according to the situation without conflict, without making creative work, so as to obtain different other technical solutions that are essentially not separated from the concept of the utility model, and these technical solutions also belong to the scope of protection of the utility model.

Claims

1. A beach oil skimmer with a brushing mechanism, characterized in that: The invention comprises a floating plate (1), wherein the top of the floating plate (1) is connected to an oil collecting box (2) near the center, the right side of the oil collecting box (2) is provided with a delivery hole near the center of the bottom, and the inner cavity of the delivery hole is connected to a delivery pipe (3), the top of the oil collecting box (2) is connected to a fixed box (9) near the center, the inner cavity of the fixed box (9) has a driving component (13), the tops of the floating plate (1) and the fixed box (9) are both provided with movable holes near the centers of the left and right sides, and the inner cavities of two adjacent movable holes are both movably connected to A bent pipe (8), and the adjacent ends of the two bent pipes (8) extend to the inner cavity of the oil collecting box (2), the bottom ends of the two bent pipes (8) are connected to a telescopic pipe (6), the bottom ends of the two telescopic pipes (6) are connected to a suction head (4), the inner wall of the oil collecting box (2) is connected to an inclined plate (10) near the bottom, the top of the inclined plate (10) is provided with a filter plate (11), and the side wall of the filter plate (11) is connected to the inner wall of the oil collecting box (2) near the center, and the top of the filter plate (11) is provided with a cleaning brush assembly (12); The cleaning brush assembly (12) comprises two cleaning brush rollers (121) located at the top of the inner cavity of the oil collecting tank (2), and the left and right ends of the two cleaning brush rollers (121) are movably connected to the left and right inner walls of the oil collecting tank (2) near the center of the front and rear sides.

2. A beach oil skimmer with a brushing mechanism as claimed in claim 1, characterized in that: A plurality of scrapers (122) are connected to the two cleaning rollers (121) near the center, and the adjacent plurality of scrapers (122) are arranged in a circular array with the center of the inner cavity of the adjacent cleaning roller (121) as the symmetry axis. A rotating rod (123) is connected to the left ends of the two cleaning rollers (121) near the center. A through hole is provided on the left side of the oil collecting tank (2) near the center of the front and rear sides. The left ends of the two rotating rods (123) penetrate the inner cavities of the adjacent through holes and are connected to a groove wheel (127). A connecting box (124) is commonly sleeved on the two groove wheels (127). The right side of the connecting box (124) is connected to the left side of the oil collecting tank (2) near the top center. A belt (128) is commonly provided on the two groove wheels (127), and the two groove wheels (127) are connected to each other through the belt (128).

3. A beach oil skimmer with a brushing mechanism as claimed in claim 2, characterized in that: A fixed cover (125) is connected to the left side of the connection box (124) near the center of the rear side, and a brush cleaning motor (126) is connected to the inner wall of the left side of the fixed cover (125) near the center. A rotating hole is opened on the left side of the connection box (124) near the center of the rear side, and the right end of the power output shaft of the brush cleaning motor (126) passes through the inner cavity of the rotating hole and is connected to the left side of the adjacent groove wheel (127) near the center.

4. A beach oil skimmer with a brushing mechanism as claimed in claim 1, characterized in that: The driving assembly (13) comprises a guide plate (131), the guide plate (131) being located near the top center of the inner cavity of the fixed box (9), a through slot being provided near the center of the guide plate (131), a driving column (132) being movably connected near the right side of the inner cavity of the through slot, the bottom end of the driving column (132) passing through the inner cavity of the through slot and being connected to a rotating disk (137), the left and right sides of the guide plate (131) being connected to racks (136), and the two racks (136) being connected to a connecting plate (134) on the side away from the inner cavity center of the guide plate (131) ), and the two connecting plates (134) are each provided with a driving gear (135) at one side away from the center of the inner cavity of the guide plate (131), and the two driving gears (135) are meshed with the adjacent connecting plates (134), and the tops of the two driving gears (135) are movably connected to the inner walls of the top of the fixing box (9) near the center of the left and right sides, and the inner cavities of the two driving gears (135) are each provided with a fixing hole near the center, and the two driving gears (135) are connected to the side walls of the adjacent curved pipes (8) near the bottom through the adjacent fixing holes.

5. A beach oil skimmer with a brushing mechanism as claimed in claim 4, characterized in that: Limiting holes are provided near the center on both sides of the inner cavity of the guide plate (131); the inner cavities of the two limiting holes are movably connected to limiting rods (133); the front and rear ends of the two limiting rods (133) penetrate the inner cavities of adjacent limiting holes; and the front and rear ends of the two limiting rods (133) are connected to the inner walls of the front and rear sides of the fixed box (9) near the center of the top.

6. A beach oil skimmer with a brushing mechanism as claimed in claim 4, characterized in that: A driving motor (138) is provided near the center of the bottom of the rotating disk (137), the bottom of the driving motor (138) is connected to the top of the oil collecting tank (2) near the center, and the top end of the power output shaft of the driving motor (138) is connected to the bottom of the rotating disk (137) near the center.

7. A beach oil skimmer with a brushing mechanism as claimed in claim 1, characterized in that: The two suction heads (4) are connected to an electric telescopic rod (5) at a side away from the center of the inner cavity of the floating plate (1) near the center of the top, and the two electric telescopic rods (5) are sleeved with a fixing plate (7), and the adjacent sides of the two fixing plates (7) are connected to the adjacent curved pipe (8) at a side away from the center of the inner cavity of the floating plate (1) near the bottom.