CN217974695U

CN217974695U - Vertical grate type road surface runoff fast discharging vertical grate device combining gutter inlet and garbage can

Info

Publication number: CN217974695U
Application number: CN202220908022.8U
Authority: CN
Inventors: 李亚昊; 周志刚; 刘腊生; 李雅萍; 胡良宇
Original assignee: Salt Industry Geological Exploration Brigade Of China Salt Industry Corp
Current assignee: Salt Industry Geological Exploration Brigade Of China Salt Industry Corp
Priority date: 2022-04-19
Filing date: 2022-04-19
Publication date: 2022-12-06
Anticipated expiration: 2032-04-19

Abstract

The utility model relates to a found road surface runoff that comb formula inlet for stom water and dustbin combined and found comb device soon, road surface runoff is arranged soon and is found device including dustbin, runoff baffle and rainwater basket. The rainwater basket is positioned below the dustbin and is arranged close to the side wall of the rainwater well, and the rainwater basket can collect garbage entering the rainwater well from the vertical grate type rainwater inlet; the runoff baffle is arranged at the vertical grate type rainwater port in a sliding manner, and can block the vertical grate type rainwater port; the dustbin is used for installing in the top of rainwater well, is formed with the holding chamber between the bottom surface of dustbin and the ground, and the dustbin is located the one side of founding the comb formula inlet for stom water. Be provided with first lifting means and second lifting means in the dustbin, first lifting means can promote the rainwater basket to the holding intracavity, and second lifting means can promote the runoff baffle to the holding intracavity. The utility model discloses set up the rainwater basket in the rainwater well and collect the rubbish when raining, avoided rubbish to block up sewer system, cause urban waterlogging.

Description

Vertical grate type road surface runoff fast discharging vertical grate device combining gutter inlet and garbage can

Technical Field

The utility model relates to a rainfall runoff control and water resource protection technical field especially relate to a comb formula inlet for stom water and pavement runoff that dustbin combines found comb device soon.

Background

The urban hardened pavement weakens the water seepage capability of the earth surface, causes frequent ponding of urban roads, often has a large amount of solid garbage such as fallen leaves, tissues and the like on the urban roads, and can block the municipal vertical grate type rainwater inlet of the road if not cleaned in time, thus weakening the discharge capability of municipal pipe networks; in addition, a large amount of garbage carried by the initial rainwater runoff of the road can block a pipe network, and even overflow can be generated in severe conditions, so that urban waterlogging is caused, urban water is polluted, and the safety of urban water resources is threatened. Therefore, a device which can shield the vertical grate type rainwater inlet to prevent solid garbage from being blocked when no rainfall exists and can intercept the solid garbage at the vertical grate type rainwater inlet is needed.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a comb device is found immediately in road surface runoff that upright comb formula inlet for stom water and dustbin combined aims at solving the easy problem of blockking up of well comb formula inlet for stom water among the prior art.

(II) technical scheme

In order to solve the problems, the utility model provides a road surface runoff fast-discharging vertical grate device combining a vertical grate type rainwater inlet and a garbage can, wherein the side wall close to the road surface is fixedly connected with the vertical grate type rainwater inlet which is communicated with the rainwater well, and the road surface runoff fast-discharging vertical grate device comprises the garbage can, a runoff baffle plate and a rainwater basket;

the rainwater basket is positioned below the garbage can and is arranged close to the side wall of the rainwater well, and the rainwater basket can collect garbage entering the rainwater well from the vertical grate type rainwater port; the runoff baffle is arranged at the vertical grate type rainwater port in a sliding manner, and can block the vertical grate type rainwater port; the garbage can is arranged above the rainwater well, an accommodating cavity is formed between the bottom surface of the garbage can and the ground, and the garbage can is positioned on one side of the vertical grate type rainwater port;

the rainwater collecting device is characterized in that a first lifting assembly and a second lifting assembly are arranged in the garbage can, the rainwater basket can be lifted into the accommodating cavity by the first lifting assembly, and the runoff baffle can be lifted into the accommodating cavity by the second lifting assembly.

Preferably, the waste bin comprises an outer bin and an inner bin;

the bottom surface of outer container is the opening, the bottom surface fixed mounting of outer container is in catch basin's top, the inner box is installed in the outer container, the space between the bottom surface of inner box and the bottom surface of outer container is the holding chamber.

Preferably, the rear side of the outer box is provided with a rotary garbage door, and the rear side of the outer box is far away from the vertical grate type rainwater inlet.

Preferably, the first lifting assembly comprises: the first motor, the first pulley and the first traction rope are arranged on the first pulley;

first motor fixed mounting be in on the lateral wall of inner box, first pulley rotates to be installed on the lateral wall of inner box, the output shaft of first motor with first pulley rotates to be connected, the one end fixed mounting of first haulage rope is in on the first pulley, the other end of first haulage rope with rainwater basket fixed connection, first motor can drive first pulley rotates and drives rainwater basket motion extremely the holding intracavity.

Preferably, the second lifting assembly comprises: the second motor, the second pulley and the second traction rope;

the second motor is fixedly mounted on the side wall of the outer box, the second motor and the garbage are oppositely arranged, the second pulley is rotatably mounted on the side wall of the outer box, the second pulley is rotatably connected with an output shaft of the second motor, one end of the second traction rope is fixed on the second pulley, the other end of the second traction rope is fixedly connected with the runoff baffle, and the second motor can drive the second pulley to rotate so as to drive the runoff baffle to move in the vertical direction.

Preferably, the section of the rainwater basket is in the shape of an isosceles trapezoid, and a plurality of drainage holes are uniformly formed in the bottom surface of the rainwater basket.

Preferably, one of a sliding groove or a sliding strip is arranged on the outer side wall of the inner box, the other of the sliding groove and the sliding strip is arranged on the inner side wall of the outer box, the sliding strip is installed in the sliding groove, and the sliding strip can move along the sliding groove.

Preferably, a raindrop sensor and a solar cell panel are arranged at the top of the dustbin;

the solar cell panel is electrically connected with the first motor and the second motor; the raindrop sensor is used for detecting whether rainfall occurs.

Preferably, a connecting metal male sheet is arranged in the sliding groove, and a connecting metal female sheet is arranged on the sliding strip;

the connecting metal male sheet is electrically connected with the solar cell, and the connecting metal female sheet is electrically connected with the first motor and the second motor; or:

the connecting metal male sheet is electrically connected with the first motor and the second motor, and the connecting metal female sheet is electrically connected with the solar cell;

the draw runner is installed when in the spout, connect the metal public piece with connect the metal master can butt each other, just solar cell can be for first motor with the second motor provides the electric energy.

(III) advantageous effects

The utility model discloses setting up the runoff baffle at upright comb formula rainwater mouth department, utilizing the runoff baffle to control opening and shutting of upright comb formula inlet for when not raining, can not have rubbish to enter into the rainwater well, still install the dustbin in the top of rainwater well in addition, set up the rainwater basket in the rainwater well and collect the rubbish when raining, avoided rubbish to block up sewer system, cause urban waterlogging. Promote the rainwater basket to the holding intracavity of dustbin through first lifting means, the follow-up sanitationman of being convenient for is favorable to lasting the use of rainwater basket to the clearance of rainwater basket.

Drawings

FIG. 1 is a schematic view of the whole structure of the road surface runoff fast discharging vertical grate device combining the vertical grate type gutter inlet and the dustbin of the present invention;

FIG. 2 is a schematic view of the position of the vertical grate type gully, catch basin, runoff baffle and rain basket of the utility model;

fig. 3 is the utility model discloses well dustbin and runoff baffle and rainwater basket's structural schematic.

[ instruction of reference ]

11: a vertical grate type gutter inlet; 12: a catch basin;

2: a dustbin; 21: an accommodating cavity; 22: an outer box; 221: a second pulley; 222: a second pull cord; 23: an inner box; 231: a first pulley; 232: a first pull cord; 24: a chute; 25: a slide bar; 3: a runoff baffle; 4: a rain basket; 41: and a liquid discharge hole.

Detailed Description

For a better understanding of the present invention, reference will now be made in detail to the present invention, examples of which are illustrated in the accompanying drawings.

It should be noted that all the directional indicators (such as up, down, left, right, front, back \8230;) in the embodiments of the present invention are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the attached drawings), and if the specific posture is changed, the directional indicator is changed accordingly.

Furthermore, descriptions in the present application as to "first," "second," etc. are for descriptive purposes only and are not to be construed as indicating or implying relative importance or to implicitly indicate the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the present application, unless expressly stated or limited otherwise, the terms "connected" and "fixed" are to be construed broadly, e.g., "fixed" may be fixedly connected or detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be interconnected within two elements or in a relationship where two elements interact with each other unless otherwise specifically limited. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

The utility model provides a road surface runoff fast-discharging vertical grate device combining a vertical grate type rainwater inlet and a dustbin, as shown in figure 2, a vertical grate type rainwater inlet 11 is fixedly connected to the side wall close to the road surface, the vertical grate type rainwater inlet 11 is communicated with a rainwater well 12, and the road surface runoff fast-discharging vertical grate device comprises a dustbin 2, a runoff baffle 3 and a rainwater basket 4;

as shown in fig. 1, the rainwater basket 4 is positioned below the dustbin 2, and the rainwater basket 4 is arranged close to the side wall of the rainwater well 12, and the rainwater basket 4 can collect garbage entering the rainwater well 12 from the vertical grate type rainwater port 11; the runoff baffle 3 is arranged at the vertical grate type rainwater inlet 11 in a sliding manner, in a specific embodiment, a guide groove is formed in the rainwater well 12, the runoff baffle 3 is arranged in the guide groove in a sliding manner, the runoff baffle 3 is attached to one side of the vertical grate type rainwater inlet 11, and the runoff baffle 3 can block the vertical grate type rainwater inlet 11; the dustbin 2 is used for being installed above the rainwater well 12, an accommodating cavity 21 is formed below the bottom surface of the dustbin 2, and the dustbin 2 is located on one side of the vertical grate type rainwater port 11. Be provided with first lifting unit and second lifting unit in the dustbin 2, first lifting unit can promote rainwater basket 4 to the holding chamber 21 in, and second lifting unit can promote runoff baffle 3 to the holding chamber 21 in.

When the rainwater basket is not rained, the rainwater basket 4 is positioned in the rainwater well 12, and the runoff baffle 3 completely blocks the vertical grate type rainwater inlet at the moment, so that garbage is prevented from entering the rainwater well 12 from the vertical grate type rainwater inlet 11. When raining, the runoff baffle 3 is lifted into the accommodating cavity 21 by the second lifting assembly, the vertical grate type rainwater inlet 11 is completely opened at the moment, rainwater enters the rainwater well 12 through the vertical grate type rainwater inlet 11 and then enters a drainage system of a city, and at the moment, garbage entering the rainwater well 12 along with the rainwater is collected by the rainwater basket 4. After no rubbish gets into rainwater well 12, promote rainwater basket 4 to holding chamber 21 in through first promotion subassembly, just can clear up the rubbish in rainwater basket 4 when sanitation personnel clear up dustbin 2, then rainwater basket 4 can continue work again. The utility model discloses an install dustbin 2 in the top of rainwater well 12, still set up rainwater basket 4 in rainwater well 12 simultaneously and collect the rubbish when raining, avoided rubbish to block up sewer system, cause urban waterlogging. Furthermore the utility model discloses still setting up runoff baffle 3 in upright comb formula inlet for stom water 11 department, utilizing runoff baffle 3 to control opening and shutting of upright comb formula inlet for when not raining, can not have rubbish to enter into rainwater well 12, promote rainwater basket 4 to the holding chamber 21 of dustbin 2 in through first lifting means, the follow-up sanitationman of being convenient for is favorable to using continuously of rainwater basket 4 to rainwater basket 4's clearance.

In the preferred embodiment, the waste bin 2 comprises an outer bin 22 and an inner bin 23. The bottom surface of the outer box 22 is an opening, the bottom surface of the outer box 22 is fixedly installed above the catch basin 12, the inner box 23 is installed in the outer box 22, and a space between the bottom surface of the inner box 23 and the bottom surface of the outer box 22 is an accommodating cavity 21. The runoff baffle 3 is movable between the outer bin 22 and the inner bin 23 by the second lift assembly. The rear side of the outer box 22 is provided with a rotary garbage door, and the rear side of the outer box 22 is the side far away from the vertical grate type rainwater inlet 11. Through set up the rubbish door in the side of outer container 22, be convenient for take out inner box 23 and rainwater basket 4 in outer container 22 to be favorable to the clearance of rubbish.

Further, as shown in fig. 3, the first lifting assembly includes a first motor, a first pulley 231, and a first traction rope 232. First motor fixed mounting is on the lateral wall of inner box 23, and first pulley 231 rotates to be installed on the lateral wall of inner box 23, and the output shaft and the first pulley 231 of first motor rotate to be connected, and the one end fixed mounting of first haulage rope 232 is on first pulley 231, and the other end and the rainwater basket 4 fixed connection of first haulage rope 232, first motor can drive first pulley 231 and rotate and then drive rainwater basket 4 and move to the holding chamber 21 in.

The second lifting assembly comprises: a second motor, a second pulley 221, and a second traction rope 222. Second motor fixed mounting is on the lateral wall of outer container 22, and the second motor sets up with rubbish relatively, second pulley 221 rotates and installs on the lateral wall of outer container 22, second pulley 221 rotates with the output shaft of second motor to be connected, the one end of second haulage rope 222 is fixed on second pulley 221, the other end and the runoff baffle 3 fixed connection of second haulage rope 222, the second motor can drive second pulley 221 and rotate and then drive runoff baffle 3 and move in vertical direction.

All set first lifting means and second lifting means to motor drive slip rotation, then the rethread haulage rope comes to rise to runoff baffle 3 and rainwater basket 4, and this can practice thrift the cost, simplifies the transmission structure, connects rainwater basket 4 and first pulley 231 with first haulage rope 232 in addition for the connection between rainwater basket 4 and the pulley is flexible connection, and the rainwater basket 4 of being convenient for takes out from dustbin 2, has simplified the process of rubbish clearance.

In a preferred embodiment, the projection of the rainwater basket 4 on the vertical plane is isosceles trapezoid, and a plurality of drainage holes 41 are uniformly arranged on the bottom surface of the rainwater basket 4.

The top of the waste bin 2 is provided with a rain sensor and a solar panel, in a preferred embodiment a rain sensor is also provided in the rain basket 4. The solar cell panel is electrically connected with the first motor and the second motor; the raindrop sensor is used for detecting whether rainfall occurs. The rain sensor is used for sensing weather, and then the runoff baffle 3 and the rainwater basket 4 are lifted by controlling the first motor and the second motor to complete drainage, garbage collection and garbage cleaning, in a preferred embodiment, a control system is further arranged in the garbage can 2 and comprises a monitoring module, a processing module and a regulating module, and the monitoring module is used for collecting digital signals of the rain sensor in real time; the processing module is used for receiving the signals collected by the monitoring module, processing the signals through an internal program and transmitting the signals to the regulation and control module, and the regulation and control module is used for sending execution instructions to the first motor and the second motor.

One of the slide groove 24 and the slide bar 25 is provided on the outer side wall of the inner box 23, the other of the slide groove 24 and the slide bar 25 is provided on the inner side wall of the outer box 22, the slide bar 25 is installed in the slide groove 24, and the slide bar 25 can move along the slide groove 24. A connecting metal male sheet is arranged in the sliding groove 24, and a connecting metal female sheet is arranged on the sliding strip 25. The connecting metal male sheet is electrically connected with the solar cell, and the connecting metal female sheet is electrically connected with the first motor and the second motor; or: the connecting metal male sheet is electrically connected with the first motor and the second motor, and the connecting metal female sheet is electrically connected with the solar cell.

When the slide bar 25 is installed in the chute 24, the connection metal male sheet and the connection metal female sheet can be mutually abutted, and the solar cell can provide electric energy for the first motor and the second motor. Namely, after the inner box 23 is installed in the outer box 22, the solar cell is electrically connected with the first motor and the second motor, and the solar cell can provide electric energy for the first motor and the second motor, so that the first motor and the second motor can work normally. When the inner case 23 is taken out of the outer case 22, the solar cell is electrically disconnected from the first motor and the second motor. Through being provided with the public piece of connection metal in spout 24, be provided with the female piece of connection metal on the draw runner 25 for install inner box 23 in outer container 22, perhaps when taking out inner box 23 from outer container 22, can not influence the electricity between solar cell and the first motor and the second motor and be connected, guaranteed inner box 23 when outer box 22, first motor and second motor can normally work.

Finally, the following description is made of the working process of the fast-discharging vertical grate device for the road surface runoff combined by the vertical grate type gutter inlet 11 and the garbage can 2:

when no rainfall occurs, the runoff baffle 3 blocks the vertical grate type rainwater inlet 11, the rainwater basket 4 is positioned in the rainwater inlet well, the raindrop sensor does not transmit signals to a monitoring module of the control system, the control system is in a dormant mode, and the solar panel converts solar energy into electric energy for storage;

after rainfall occurs, the raindrop sensor immediately sends a signal after sensing raindrops, the monitoring module receives the signal and then transmits the signal to the processing module, the processing module sends an instruction to the regulating module, the regulating module starts the second motor, the second traction rope 222 moves upwards, so that the runoff baffle 3 rises, the vertical grate type rainwater outlet 11 is exposed, the pavement rainwater runoff flows to the rainwater basket 4 through the vertical grate type rainwater outlet 11, solid pollutants in the runoff are intercepted by the rainwater basket 4, and the cleaner runoff enters the rainwater outlet well;

at this time, the raindrop sensor on the rainwater basket 4 also senses raindrops and immediately sends a signal, the monitoring module receives the signal and then transmits the signal to the processing module, the processing module starts timing through timing statements in an internal program, when the signal sent by the raindrop sensor lasts for 3 minutes (solid pollutants gradually block the rainwater basket 4, and the road surface runoff gradually tends to be clean), the processing module sends an instruction to the regulation and control module, the regulation and control module starts the first motor, the first traction rope 232 moves upwards so that the rainwater basket 4 rises into the accommodating cavity 21 of the garbage can 2, the road surface rainwater runoff directly enters the rainwater inlet well, and the drainage speed is accelerated;

after the rainfall stops, no signal is sent from the raindrop sensor on the dustbin 2, the processing module starts timing through a timing statement in an internal program, when the signal of the raindrop sensor is not received for more than 10 minutes continuously, an instruction is sent to the regulation and control module, the regulation and control module starts a second motor, and the second traction rope 222 moves downwards so that the runoff baffle 3 descends to completely block the vertical grate type gully 11 and solid garbage is prevented from blocking the vertical grate type gully 11;

municipal administration cleaning personnel open the garbage door at the back of outer container 22 afterwards, take out inner box 23 and clear up rubbish, and rainwater basket 4 of inner box 23 bottom is also taken out in the lump this moment to the completion is to the clearance of dustbin 2 and rainwater basket 4 (5).

After the inner box 23 and the rainwater basket 4 are cleaned, the inner box 23 and the rainwater basket 4 are placed back into the waste outer box 22 again by a cleaner, the connecting metal male sheet and the connecting metal female sheet are contacted again, the rainwater basket 4 descends into the rainwater inlet well, and the whole device is restored to the initial state.

It should be understood that the above description of the embodiments of the present invention is only for illustrating the technical lines and features of the present invention, and the purpose of the present invention is to enable those skilled in the art to understand the contents of the present invention and to implement the present invention accordingly, but the present invention is not limited to the above specific embodiments. All changes and modifications within the scope of the claims should be covered by the protection scope of the present invention.

Claims

1. A road surface runoff fast discharging vertical grate device combining a vertical grate type rainwater inlet and a garbage can is characterized in that the road surface runoff fast discharging vertical grate device comprises a garbage can (2), a runoff baffle (3) and a rainwater basket (4), wherein the side wall close to a road surface is fixedly connected with the vertical grate type rainwater inlet (11), and the vertical grate type rainwater inlet (11) is communicated with a rainwater well (12);

the rainwater basket (4) is positioned below the garbage can (2), the rainwater basket (4) is arranged close to the side wall of the rainwater well (12), and the rainwater basket (4) can collect garbage entering the rainwater well (12) from the vertical grate type rainwater port (11); the runoff baffle (3) is arranged at the vertical grate type rainwater outlet (11) in a sliding manner, and the runoff baffle (3) can block the vertical grate type rainwater outlet (11); the dustbin (2) is arranged above the rainwater well (12), an accommodating cavity (21) is formed below the bottom surface of the dustbin (2), and the dustbin (2) is positioned on one side of the vertical grate type rainwater port (11);

the rainwater collection and storage device is characterized in that a first lifting assembly and a second lifting assembly are arranged in the dustbin (2), the rainwater basket (4) can be lifted into the containing cavity (21) by the first lifting assembly, and the runoff baffle (3) can be lifted into the containing cavity (21) by the second lifting assembly.

2. The vertical grate type rainwater port and dustbin combined road surface runoff fast-discharging vertical grate device as recited in claim 1, wherein the dustbin (2) comprises an outer box (22) and an inner box (23);

the bottom surface of outer container (22) is the opening, the bottom surface fixed mounting of outer container (22) is in the top of rainwater well (12), install in inner box (23) in outer container (22), the space between the bottom surface of inner box (23) and the bottom surface of outer container (22) is holding chamber (21).

3. The road surface runoff rapid vertical grate device of the combination of the vertical grate type rainwater inlet and the garbage can as claimed in claim 2, characterized in that a rotating garbage door is arranged at the rear side of the outer box (22), and the rear side of the outer box (22) is the side far away from the vertical grate type rainwater inlet (11).

4. The vertical grate type road surface runoff fast discharging vertical grate device combined with the rainwater inlet and the garbage can according to claim 3, wherein the first lifting assembly comprises: a first motor, a first pulley (231), and a first traction rope (232);

first motor fixed mounting be in on the lateral wall of inner box (23), first pulley (231) rotate to be installed on the lateral wall of inner box (23), the output shaft of first motor with first pulley (231) rotate to be connected, the one end fixed mounting of first haulage rope (232) be in on first pulley (231), the other end of first haulage rope (232) with rainwater basket (4) fixed connection, first motor can drive first pulley (231) rotate and then drive rainwater basket (4) move extremely in holding chamber (21).

5. The vertical grate type rainwater port and dustbin combined road surface runoff fast-discharging vertical grate device as claimed in claim 4, wherein the second lifting assembly comprises: a second motor, a second pulley (221), and a second traction rope (222);

the second motor is fixedly mounted on the side wall of the outer box (22), the second motor and the garbage are arranged oppositely, the second pulley (221) is rotatably mounted on the side wall of the outer box (22), the second pulley (221) is rotatably connected with an output shaft of the second motor, one end of the second traction rope (222) is fixed on the second pulley (221), the other end of the second traction rope (222) is fixedly connected with the runoff baffle (3), and the second motor can drive the second pulley (221) to rotate so as to drive the runoff baffle (3) to move in the vertical direction.

6. The vertical grate type rainwater port and dustbin combined road surface runoff rapid drainage vertical grate device as claimed in any one of claims 1 to 5, wherein the projection of the rainwater basket (4) on the vertical plane is isosceles trapezoid, and a plurality of drainage holes (41) are uniformly arranged on the bottom surface of the rainwater basket (4).

7. The vertical grate type road surface runoff rapid vertical grate device combining the rainwater inlet and the garbage can as claimed in claim 5, characterized in that one of a chute (24) and a slide bar (25) is arranged on the outer side wall of the inner box (23), the other of the chute (24) and the slide bar (25) is arranged on the inner side wall of the outer box (22), the slide bar (25) is installed in the chute (24), and the slide bar (25) can move along the chute (24).

8. The road surface runoff fast-discharging vertical grate device combining the vertical grate type rainwater inlet and the garbage can according to claim 7, characterized in that a raindrop sensor and a solar panel are arranged at the top of the garbage can (2);

the solar panel is electrically connected with the first motor and the second motor; the raindrop sensor is used for detecting whether rainfall occurs.

9. The vertical grate type road surface runoff fast-discharging vertical grate device combining the rainwater inlet and the garbage can according to claim 8, characterized in that a connecting metal male sheet is arranged in the chute (24), and a connecting metal female sheet is arranged on the slide bar (25);

when the slide bar (25) is installed in the sliding groove (24), the connecting metal male sheet and the connecting metal female sheet can be mutually abutted, and the solar cell can provide electric energy for the first motor and the second motor.