CN215563236U

CN215563236U - Automatic garage waterproof baffle who goes up and down

Info

Publication number: CN215563236U
Application number: CN202122304174.5U
Authority: CN
Inventors: 宋哲
Original assignee: Shandong Haidi Internet Technology Co ltd
Current assignee: Shandong Haidi Internet Technology Co ltd
Priority date: 2021-09-23
Filing date: 2021-09-23
Publication date: 2022-01-18
Anticipated expiration: 2031-09-23

Abstract

The utility model discloses an automatic lifting garage waterproof baffle which comprises a ground, wherein a garage is arranged at the upper end of the ground, one side of the garage is arranged in a through mode, a water storage tank is arranged in the ground, a plate body is arranged in the water storage tank and made of polyethylene materials, an opening is formed in the upper end of the ground, the plate body is arranged corresponding to the opening, and the opening is located on one side of the garage. The floating waterproof baffle is adopted to replace the traditional garage waterproof baffle, so that the garage waterproof baffle is very convenient to use, the baffle can be automatically opened when rainstorm occurs, the first-time waterproof protection can be provided for users, the safety of the garage can be improved, the labor intensity of workers can be reduced, the garage waterproof baffle is very convenient to use, and the electric power cost can be reduced.

Description

Automatic garage waterproof baffle who goes up and down

Technical Field

The utility model relates to the technical field of garage waterproof baffles, in particular to an automatic lifting garage waterproof baffle.

Background

Along with the increase of vehicle, the quantity in garage also constantly increases, but the garage all builds at underground and ground one deck, when taking place torrential rain weather, the rainwater can enter into the garage, leads to depositing in the garage to have a large amount of ponding, for preventing intaking in the garage, can adopt the baffle to come to block the water that enters into in the garage.

However, the garage waterproof baffle in the prior art is manually lifted or electrically controlled, so that labor and electric quantity costs are increased, meanwhile, when rain weather occurs, the garage waterproof baffle needs to be manually lifted in real time to control the lifting of the baffle, the baffle cannot be automatically lifted when rain weather occurs, the convenience of the garage waterproof baffle is reduced, the cost of labor and electric quantity is increased, and therefore the garage waterproof baffle capable of being lifted automatically is provided to solve the problem.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects in the prior art and provides an automatic lifting garage waterproof baffle.

In order to achieve the purpose, the utility model adopts the following technical scheme:

an automatic lifting garage waterproof baffle comprises a ground, a garage is arranged at the upper end of the ground, one side of the garage is communicated with the ground, a water storage groove is formed in the ground, a plate body is arranged in the water storage groove and made of polyethylene materials, an opening is formed in the upper end of the ground, the plate body is arranged corresponding to the opening, the opening is located in one side of a garage, an inclined groove is formed in the ground and located below the water storage groove, a plurality of through holes are formed in the lower end of the water storage groove at equal intervals, a first equipment groove is formed in the ground, a water suction pump is installed in the first equipment groove, a water suction pipe and a water discharge pipe are arranged on the water suction pump respectively, one end of the water suction pipe penetrates through the lower end of the first equipment groove and the lower end of the water storage groove in sequence and is arranged in the inclined groove, a water leakage port is formed in the upper end of the water storage groove, the water leakage opening is internally provided with a filter sieve, one side of the plate body is provided with an inductor, the middle part of the upper end of the plate body is provided with a trigger switch, the upper end in the garage is provided with a groove, and the groove and the trigger switch are correspondingly arranged.

Preferably, prevent that the filter sieve from blockking up in order to carry out self-cleaning to the filter sieve, be provided with the second equipment groove in the ground, second equipment inslot is equipped with slewing mechanism, the last screw rod that is equipped with of slewing mechanism, the both ends of screw rod are rotated respectively and are connected on the relative inner wall of catch basin upper end, the screw thread has cup jointed the removal frame on the screw rod, rectangular mouth has all been seted up to the both sides of removal frame, all is fixed with the round bar in two rectangular mouths, and the elevator has been cup jointed all to slide on two round bars, is fixed with the carrier block jointly between two elevator blocks, the upper end of carrier block is provided with the brush, the brush is contradicted at the lower extreme of filter sieve.

Preferably, in order to make the plate body keep more steady vertical lift when going up and down, the spout has all been seted up on the relative inner wall in one side of garage, and the upper end in two spouts all is fixed with the montant, and the lower extreme of two montants all runs through opening and fixed connection at the lower extreme in the catch basin, the both sides of plate body all are fixed with two sleeves, and four sleeves slide respectively to cup joint on two montants.

Preferably, in order to provide power for the movement of the movable frame, the rotating mechanism comprises a servo motor installed in the second equipment slot, and the tail end of an output shaft of the servo motor penetrates through the second equipment slot and is fixedly connected to one end of the screw rod.

Preferably, in order to make the brush laminate the filter sieve more and increase the clean effect of filter sieve when clean to the filter sieve, all cup jointed the spring on two round bars, the lower extreme of two springs is fixed connection respectively at two intraoral lower extremes of rectangular strip, and the upper end of two springs is fixed connection respectively at the lower extreme of two elevator blocks.

Preferably, for the lubricated more lubricated when making the carrier block remove of bearing weight of increasing the carrier block, the upper end both sides of carrier block all are fixed with the mounting, all rotate in two mountings and have cup jointed the pulley, and two pulleys all contradict the lower extreme at the filter sieve.

Preferably, in order to limit the rotation of the movable frame, the movable frame is pushed to move more stably when the screw rod rotates, two cross rods are symmetrically fixed on the opposite inner walls of the water storage tank together, and the movable frame is sleeved on the two cross rods in a sliding manner.

Preferably, in order to prevent the lower end of the plate body from moving out of the water storage tank when the lower end of the plate body is lifted, a bottom plate is fixed to the lower end of the plate body, and the bottom plate is made of polyethylene.

Compared with the prior art, the utility model has the beneficial effects that:

1. the waterproof baffle is made of the water storage tank and the plate body, although the appearance is firm, the waterproof baffle is quite light, water can enter the water storage tank firstly in rainy days, the water in the water storage tank rises, and the plate body can rise automatically through the buoyancy of the water, so that the baffle can rise automatically to be waterproof in rainy days, the labor and electric quantity cost is effectively reduced, and meanwhile, the waterproof baffle of the garage can be more convenient and intelligent to use;

2. through the use of the water suction pump, the water suction pipe and the water drainage pipe, after rainwater stops, accumulated water in the water storage tank can be automatically extracted through the water suction pump, the accumulated water in the water storage tank is avoided, when the accumulated water in the water storage tank is extracted, the plate body can automatically descend into the water storage tank, meanwhile, when the plate body is in a rising state, a vehicle is just outside the garage, the water suction amount of the water suction pump can be manually increased, the plate body descends, and the convenience and the practicability of the plate body are effectively improved;

in conclusion, the floating waterproof baffle is adopted to replace the traditional garage waterproof baffle, the garage waterproof baffle is very convenient to use, the baffle can be automatically opened when rainstorm occurs, the first-time waterproof protection can be provided for users, the safety of the garage can be improved, meanwhile, the labor intensity of workers can be reduced, the garage waterproof baffle is very convenient to use, and the electric power cost can be reduced.

Drawings

FIG. 1 is a connecting structure diagram of an automatically lifting garage waterproof baffle according to the present invention;

fig. 2 is a top view of an automatically lifting garage waterproof baffle according to the present invention;

FIG. 3 is an enlarged view of the waterproof baffle of the garage with automatic lifting provided by the utility model at the position A;

FIG. 4 is an enlarged view of the waterproof baffle of the garage with automatic lifting in the position B;

fig. 5 is a schematic structural view of a movable frame of the automatically lifting garage waterproof baffle provided by the utility model.

In the figure: the device comprises a ground surface, a water storage tank, a garage 3, a plate body 4, a sleeve pipe 5, a bottom plate 6, a sliding chute 7, a vertical rod 8, a first equipment groove 9, a water suction pump 10, a water suction pipe 11, an inclined groove 12, a water discharge pipe 13, a filter sieve 14, a second equipment groove 15, a servo motor 16, a screw rod 17, a movable frame 18, a long strip port 19, a round rod 20, a spring 21, a lifting block 22, a bearing block 23, a fixing part 24, a pulley 25, a brush 26, a cross rod 27, a through hole 28, an inductor 29, a trigger switch 30 and a groove 31.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

Example 1

Referring to fig. 1-5, an automatic lifting garage waterproof baffle comprises a ground 1, a garage 3 is arranged at the upper end of the ground 1, one side of the garage 3 is arranged in a penetrating manner, the garage 3 is used for storing vehicles, the vehicles can enter the garage 3 through the penetrating arrangement at one side of the garage 3, a water storage tank 2 is arranged in the ground 1, the water storage tank 2 is used for firstly flowing into the water storage tank 2 when water flows into the garage 3 in a rainy day, a plate body 4 is arranged in the water storage tank 2, the plate body 4 is made of polyethylene, the polyethylene is firm in appearance and light in weight, after the water enters the water storage tank 2, the plate body 4 can be pushed up through the buoyancy of the water, the plate body 4 is automatically lifted through the buoyancy of the water, an opening is formed in the upper end of the ground 1, the plate body 4 is arranged corresponding to the opening, the opening is positioned at one side of the garage 3, and when the plate body 4 is lifted through the opening, stop the one side that sets up to garage 3 link up, prevent that water from entering into garage 3.

In the utility model, the opposite inner wall of one side of the garage 3 is provided with sliding grooves 7, the upper ends of the two sliding grooves 7 are both fixed with vertical rods 8, the lower ends of the two vertical rods 8 are both penetrated through an opening and are fixedly connected with the lower ends of the water storage grooves 2, two sides of a plate body 4 are both fixed with two sleeves 5, four sleeves 5 are respectively sleeved on the two vertical rods 8 in a sliding manner, when the plate body 4 rises, the four sleeves 5 can be driven to rise, the sleeves 5 can slide on the two vertical rods 8 by rising of the four sleeves 5, the plate body 4 keeps vertically rising when floating by the limitation of the two vertical rods 8 and the four sleeves 5, the situation that the plate body 4 moves in the lifting process is avoided, an inclined groove 12 is arranged in the ground 1, the inclined groove 12 is positioned below the water storage groove 2, the lower ends of the water storage groove 2 are provided with a plurality of through holes 28 at equal intervals, water in the water storage groove 2 can flow into the inclined groove 12 through the plurality of through holes 28, for the slope setting in the inclined trough 12, can set up through the slope in the inclined trough 12, concentrate the rainwater with the rainwater after the rainwater stops and flow into the lowermost end in the inclined trough 12, can make things convenient for the water in the catch basin 2 to be taken out futilely, avoid the catch basin 2 to have ponding in the internal storage.

In the utility model, a first equipment groove 9 is arranged in the ground 1, a water pump 10 is arranged in the first equipment groove 9, the water pump 10 is respectively provided with a water pumping pipe 11 and a water discharging pipe 13, one end of the water pumping pipe 11 sequentially penetrates through the lower ends of the first equipment groove 9 and the water storage groove 2 and is arranged in an inclined groove 12, the water pump 10 is connected with matched components, so that the stable operation is facilitated, a program can be set, the automatic operation can be realized, when water exists in the water storage groove 2, the low-power operation can be automatically carried out, the water pump 10 can be stored through the first equipment groove 9, the water pump 10 is prevented from being damaged by water inflow, when the water pump 10 operates, the water pumping pipe 11 can generate pumping force, the water at the lowest end of the inclined groove 12 is pumped through the water pumping pipe 11 and is discharged through the water discharging pipe 13, when the plate body 4 is in a rising state, a vehicle is just outside the garage 3, the power of the water pump 10 can be increased through manual control, the water pumping efficiency of the water pump 10 is increased, water in the water storage tank 2 can be pumped by increasing the efficiency of the water pump 10, the water in the water storage tank 2 is lowered, the plate body 4 is lowered, and vehicles can enter the garage 3.

In the utility model, the upper end of the water storage tank 2 is provided with a water leaking port, water on the ground 1 can flow into the water storage tank 2 through the water leaking port in rainy days, a filter sieve 14 is arranged in the water leaking port, a plurality of water inlets are arranged on the filter sieve 14, the water entering the water storage tank 2 can be filtered through the filter sieve 14, impurities on the ground 1 can be prevented from entering the water storage tank 2, a second equipment tank 15 is arranged in the ground 1, a rotating mechanism is arranged in the second equipment tank 15, partial components on the rotating mechanism can be supported through the second equipment tank 15, the water can be prevented from entering the second equipment tank 15, the rotating mechanism is provided with a screw rod 17, two ends of the screw rod 17 are respectively and rotatably connected to the opposite inner walls at the upper end of the water storage tank 2, power can be provided for the rotation of the screw rod 17 through the operation of the rotating mechanism, the rotating mechanism comprises a servo motor 16 arranged in the second equipment tank 15, the output shaft end of the servo motor 16 runs through the second equipment groove 15 and is fixedly connected to one end of the screw rod 17, water in the water storage tank 2 can be prevented from damaging the servo motor 16 through the second equipment groove 15, the servo motor 16 is connected with a matched component, stable operation is facilitated, a program can be set, automatic operation is achieved, and the screw rod 17 can be driven to rotate through operation of the servo motor 16.

In the utility model, the screw 17 is in threaded sleeve connection with the movable frame 18, when the screw 17 rotates, the movable frame 18 can be pushed to move, two cross bars 27 are symmetrically fixed on the opposite inner walls of the water storage tank 2, the movable frame 18 is sleeved on the two cross bars 27 in a sliding way, the two cross rods 27 can limit the moving frame 18 to rotate, so that when the screw 17 rotates, the moving frame 18 is more stably pushed to move, the middle part of the upper end of the moving frame 18 is arranged in a through manner, the two sides of the moving frame 18 are both provided with long openings 19, round rods 20 are fixed in the two long openings 19, lifting blocks 22 are sleeved on the two round rods 20 in a sliding manner, two round bars 20 can be carried by two long mouths 19 on both sides of the moving rack 18, the two round rods 20 are driven to move by the movement of the moving frame 18, the two round rods 20 can drive the two lifting blocks 22 to move by the movement, and meanwhile, the two lifting blocks 22 can respectively lift on the two round rods 20.

In the utility model, the two round rods 20 are respectively sleeved with the springs 21, the lower ends of the two springs 21 are respectively and fixedly connected with the lower ends in the two strip openings 19, the upper ends of the two springs 21 are respectively and fixedly connected with the lower ends of the two lifting blocks 22, the springs 21 have elasticity, the two lifting blocks 22 can be pushed by the two springs 21 to rise to the uppermost ends of the two round rods 20, when the two lifting blocks 22 are pressed to fall, the springs 21 can be pushed to shrink, when the two lifting blocks 22 are not pressed, the two lifting blocks 22 can be pushed to rise, the bearing block 23 is jointly fixed between the two lifting blocks 22, the two lifting blocks 22 can be driven to rise and fall by the rising and falling of the bearing block 23, and meanwhile, the two bearing blocks 23 can be driven to rise and fall and move by the rising and falling of the two lifting blocks 22.

In the utility model, the upper end of the bearing block 23 is provided with the brush 26, the brush 26 is abutted against the lower end of the filter screen 14, when the bearing block 23 moves, the brush 26 can be driven to move, the water inlet on the filter screen 14 can be cleaned through the movement of the brush 26, the influence of water inlet blockage on the water storage tank 2 is avoided, the two lifting blocks 22 can be pushed to lift through the elasticity of the two springs 21, the two lifting blocks 22 drive the bearing block 23 to lift, the bearing block 23 drives the brush 26 to lift, so that the brush 26 cleans the water inlet on the filter screen 14, the blockage of the water inlet is avoided, the two sides of the upper end of the bearing block 23 are respectively fixed with the fixing pieces 24, the two fixing pieces 24 are respectively rotatably sleeved with the pulley 25, the two pulleys 25 are abutted against the lower end of the filter screen 14, and the two pulleys 25 can be arranged on the two sides of the upper end of the bearing block 23 through the two fixing pieces 24, the two pulleys 25 can prevent the bearing block 23 from entering the water inlet to affect the movement of the brush 26 when the filter screen 14 is cleaned, and can increase the lubricating effect of the bearing block 23, so that the brush 26 is more stable when the filter screen 14 is cleaned, one side of the plate body 4 is provided with the sensor 29, the sensor 29 is connected with a matching component, so as to facilitate stable operation, and can sense when the plate body 4 goes up and down, the sensor 29 is electrically connected with the water pump 10, when the plate body 4 rises, the sensor 29 can control the water pump 10 to operate, the middle part of the upper end of the plate body 4 is provided with the trigger switch 30, the upper end in the garage 3 is provided with the groove 31, the groove 31 is arranged corresponding to the trigger switch 30, the trigger switch 30 is connected with the matching component, so as to facilitate stable operation, a program can be set, and the operation is automatic, when the plate body 4 collides with the upper end in the garage 3, the trigger switch 30 can enter the groove 31, the trigger switch 30 is electrically connected with the water pump 10, and the water pump 10 can be controlled to notify operation after the trigger switch 30 enters the groove 31.

Example 2

In the utility model, the upper end of the bearing block 23 is provided with the brush 26, the brush 26 is abutted against the lower end of the filter screen 14, when the bearing block 23 moves, the brush 26 can be driven to move, the water inlet on the filter screen 14 can be cleaned through the movement of the brush 26, the influence of water inlet blockage on the water storage tank 2 is avoided, the two lifting blocks 22 can be pushed to lift through the elasticity of the two springs 21, the two lifting blocks 22 drive the bearing block 23 to lift, the bearing block 23 drives the brush 26 to lift, so that the brush 26 cleans the water inlet on the filter screen 14, the blockage of the water inlet is avoided, the two sides of the upper end of the bearing block 23 are respectively fixed with the fixing pieces 24, the two fixing pieces 24 are respectively rotatably sleeved with the pulley 25, the two pulleys 25 are abutted against the lower end of the filter screen 14, and the two pulleys 25 can be arranged on the two sides of the upper end of the bearing block 23 through the two fixing pieces 24, the two pulleys 25 can prevent the bearing block 23 from entering the water inlet to affect the movement of the brush 26 when the filter screen 14 is cleaned, and can increase the lubricating effect of the bearing block 23, so that the brush 26 can more stably stabilize one side of the plate body 4 when the filter screen 14 is cleaned by the sensor 29, the sensor 29 is connected with a matching component, so as to facilitate stable operation, and can sense when the plate body 4 goes up and down, the sensor 29 is electrically connected with the water pump 10, the sensor 29 can control the water pump 10 to operate when the plate body 4 rises, the middle part of the upper end of the plate body 4 is provided with the trigger switch 30, the upper end in the garage 3 is provided with the groove 31, the groove 31 is arranged corresponding to the trigger switch 30, the trigger switch 30 is connected with the matching component, so as to facilitate stable operation, a program can be set, and the operation is automatic, when the plate body 4 rises to collide with the upper end in the garage 3, the trigger switch 30 can enter the groove 31, the trigger switch 30 is electrically connected with the water pump 10, and the water pump 10 can be controlled to notify operation after the trigger switch 30 enters the groove 31.

In the utility model, the bottom plate 6 is fixed at the lower end of the plate body 4, the bottom plate 6 is made of polyethylene, the weight of the plate body 4 is not increased by the bottom plate 6, so that the lifting of the plate body 4 is not influenced when the buoyancy of water pushes the plate body 4 to lift, and the lower end of the plate body 4 is prevented from being completely moved out of the water storage tank 2 when the plate body 4 is lifted, and the lifting height of the plate body 4 is limited.

Compared with embodiment 1, this embodiment can restrict the lowermost end of the plate body 4 without affecting the floating of the plate body 4, and prevent the lowermost end of the plate body 4 from moving out of the reservoir 2.

In the present invention, when used: when taking place rainwater weather, water enters into catch basin 2 in through leaking the mouth, water in the catch basin 2 enters into the inclined groove 12, water in the inclined groove 12 sets up the automatic drinking-water pipe 11 department that flows in water because the slope of inclined groove 12, the automatic function of suction pump 10 simultaneously, suction pump 10 extracts water through drinking-water pipe 11, rethread drain pipe 13 discharges, when taking place the torrential rain, water in the catch basin 2 constantly risees, can promote plate body 4 through buoyancy and rise, plate body 4 rises through the opening and plays one side in the garage 3, can block the rainwater through the rise of plate body 4, prevent that the rainwater from entering into in the garage 3.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. The utility model provides an automatic garage waterproof baffle who goes up and down, includes ground (1), its characterized in that: the upper end of the ground (1) is provided with a garage (3), one side of the garage (3) is communicated with the water storage tank (2) arranged in the ground (1), a plate body (4) is arranged in the water storage tank (2), the plate body (4) is made of polyethylene materials, an opening is formed in the upper end of the ground (1), the plate body (4) is arranged corresponding to the opening, the opening is located on one side of the garage (3), an inclined groove (12) is arranged in the ground (1), the inclined groove (12) is located below the water storage tank (2), a plurality of through holes (28) are formed in the lower end of the water storage tank (2) at equal intervals, a first equipment groove (9) is formed in the ground (1), a water suction pump (10) is installed in the first equipment groove (9), and a water suction pipe (11) and a water discharge pipe (13) are respectively arranged on the water suction pump (10), the utility model discloses a water pump, including draw-off pipe (11), lower extreme and setting in inclined groove (12) in first equipment groove (9) and catch basin (2) are run through in proper order to the one end of drinking-water pipe (11), the mouth that leaks has been seted up to the upper end of catch basin (2), be provided with filter sieve (14) in the mouth that leaks, one side of plate body (4) is provided with inductor (29), the upper end middle part of plate body (4) is provided with trigger switch (30), the upper end in garage (3) is provided with recess (31), recess (31) correspond the setting with trigger switch (30).

2. The garage waterproof barrier capable of automatically lifting according to claim 1, characterized in that: be provided with second equipment groove (15) in ground (1), be equipped with slewing mechanism in second equipment groove (15), slewing mechanism is last to be equipped with screw rod (17), the both ends of screw rod (17) are rotated respectively and are connected on the relative inner wall of catch basin (2) upper end, screw rod (17) are gone up the screw thread and have been cup jointed and have been removed frame (18), rectangular mouth (19) have all been seted up to the both sides of removing frame (18), all are fixed with round bar (20) in two rectangular mouths (19), and the equal slip has been cup jointed elevator (22) on two round bar (20), and be fixed with carrier block (23) jointly between two elevator block (22), the upper end of carrier block (23) is provided with brush (26), brush (26) are contradicted at the lower extreme of filter sieve (14).

3. The garage waterproof barrier capable of automatically lifting according to claim 1, characterized in that: all seted up spout (7) on the relative inner wall in one side of garage (3), upper end in two spout (7) all is fixed with montant (8), and the lower extreme of two montants (8) all runs through opening and fixed connection the lower extreme in catch basin (2), the both sides of plate body (4) all are fixed with two sleeve pipes (5), and four sleeve pipes (5) slide respectively and cup joint on two montants (8).

4. The automatically lifting garage waterproof baffle as claimed in claim 2, wherein: the rotating mechanism comprises a servo motor (16) installed in a second equipment groove (15), and the tail end of an output shaft of the servo motor (16) penetrates through the second equipment groove (15) and is fixedly connected to one end of a screw rod (17).

5. The automatically lifting garage waterproof baffle as claimed in claim 2, wherein: the two round rods (20) are sleeved with springs (21), the lower ends of the two springs (21) are respectively fixedly connected to the lower ends of the two strip openings (19), and the upper ends of the two springs (21) are respectively fixedly connected to the lower ends of the two lifting blocks (22).

6. The automatically lifting garage waterproof baffle as claimed in claim 2, wherein: fixing pieces (24) are fixed on two sides of the upper end of the bearing block (23), pulleys (25) are rotatably sleeved in the two fixing pieces (24), and the two pulleys (25) are abutted to the lower end of the filter screen (14).

7. The automatically lifting garage waterproof baffle as claimed in claim 2, wherein: two cross rods (27) are symmetrically fixed on the opposite inner walls of the water storage tank (2) together, and the movable frame (18) is sleeved on the two cross rods (27) in a sliding mode.

8. The garage waterproof barrier capable of automatically lifting according to claim 1, characterized in that: the lower extreme of plate body (4) is fixed with bottom plate (6), bottom plate (6) adopt the polyethylene material to make.