CN111139783B

CN111139783B - Ocean beach purification rubbish cleaning device

Info

Publication number: CN111139783B
Application number: CN201911193803.2A
Authority: CN
Inventors: 赵晓栋; 杨婕; 王帅; 王影松
Original assignee: Yantai University
Current assignee: Hefei Longzhi Electromechanical Technology Co ltd
Priority date: 2019-11-28
Filing date: 2019-11-28
Publication date: 2021-07-13
Anticipated expiration: 2039-11-28
Also published as: CN111139783A

Abstract

The invention provides a marine beach purification garbage cleaning device and a use method thereof. Ocean sandy beach purification rubbish cleaning device includes: the crawler-type vehicle comprises a vehicle body, wherein a crawler traveling mechanism is arranged below the vehicle body; the hydraulic cantilever is connected with the vehicle body; the sand conveying mechanism is connected with the hydraulic cantilever; the sand digging mechanism is connected with the hydraulic cantilever and comprises sand lifting teeth, a U-shaped frame, a fixed plate, a connecting block, a first spring and a deep layer sand digging structure, the rear end face of the U-shaped frame is fixedly connected with the hydraulic cantilever, and the front end face of the U-shaped frame is fixedly connected with a plurality of uniformly distributed sand lifting teeth; the rear end face of the U-shaped frame is fixedly connected with a fixing plate, and the fixing plate is connected with the deep layer sanding structure through a first spring. The marine beach purification garbage cleaning device provided by the invention has the advantages that beach is cleaned more thoroughly, and the sand content of the surface of the cleaned garbage is reduced.

Description

Ocean beach purification rubbish cleaning device

Technical Field

The invention relates to the field of beach cleaning and maintenance, in particular to an ocean beach purification garbage cleaning device.

Background

The marine garbage has wide sources, mainly comprises a land source and a sea, wherein the land source mainly comes from the development activities of coastal zones, domestic garbage produced by villages and small towns in coastal areas, river input and the like; offshore is mainly a specific offshore activity, including oil and gas development, offshore dumping, offshore fishery, maritime freight and maritime recreational activities. In general | human activities, represented by coastal village and town domestic waste, coastal zone development, marine fisheries, etc., are the major sources of marine waste.

Along with the improvement of people's standard of living, people's tourism is arranged more and more, and seaside tourism project is also more and more, and the sandy beach becomes the important destination of people's tourism gradually, consequently guarantees the clean and tidy of sandy beach, attraction visitor that can be better, generally clears up the sandy beach through sea sandy beach purification rubbish cleaning vehicle.

Referring to the chinese patent publication No. CN 106884404B, a beach cleaning vehicle and beach cleaning equipment are disclosed, when in use, a motor is connected to a power gear, a transmission chain is wound between a first driving gear, a second driving gear, a third driving gear, the power gear and a tension gear, the first driving gear is connected to a rotation shaft of a sand digging mechanism, the second driving gear is connected to a rotation shaft of a sand conveying mechanism, the third driving gear is connected to a rotation shaft of a vibrating mechanism, the tension gear is used for tensioning the transmission chain, sand can only be lifted from a shallow sand layer on a surface layer of a beach through the sand digging mechanism, sand in a deep layer cannot be cleaned, and the beach cannot be cleaned thoroughly.

Therefore, it is necessary to provide a new device for cleaning purified garbage in ocean beach to solve the above technical problems.

Disclosure of Invention

In order to solve the technical problems, the invention provides a marine beach purification garbage cleaning device, which can be used for cleaning sand layers at different depths, has a surface grinding effect on sand grains in the process and is low in the sand content of the surface of garbage obtained by cleaning.

The invention provides a marine beach purification garbage cleaning device, which comprises: the crawler-type vehicle comprises a vehicle body, wherein a crawler traveling mechanism is arranged below the vehicle body; the hydraulic cantilever is connected with the vehicle body; the sand conveying mechanism is connected with the hydraulic cantilever; the sand lifting mechanism is connected with the hydraulic cantilever and comprises sand lifting teeth, a U-shaped frame, a fixing plate, a connecting block, a first spring and a deep layer sand lifting structure, the rear end face of the U-shaped frame is fixedly connected with the hydraulic cantilever, and the front end face of the U-shaped frame is fixedly connected with a plurality of uniformly distributed sand lifting teeth; the rear end face of the U-shaped frame is also fixedly connected with a fixing plate, the fixing plate is connected with a deep layer sanding structure through a first spring, the deep layer sanding structure is positioned below the U-shaped frame, and the deep layer sanding structure is also rotatably connected with the U-shaped frame through a rotating shaft; the deep layer sanding structure comprises a first wire mesh, a second wire mesh, a top plate, a threaded rod, a sliding block, a limiting rod, a sliding groove and a knob, wherein the first wire mesh is rotatably connected with a right-angle bending part of the lower surface of the U-shaped frame through a rotating shaft, the top plate is fixedly connected with the front end surface of the first wire mesh, the sliding groove is formed in the front end surface of the top plate, the sliding block is slidably connected in the sliding groove, the threaded rod is rotatably connected in the sliding groove, one end of the threaded rod penetrates through the top plate and is fixedly connected with the knob, the threaded rod penetrates through the sliding block and is in threaded connection with the sliding block, and one end of the; the sand screening mechanism is connected with the vehicle body; the air injection mechanism is arranged on the vehicle body and connected with the sand screening mechanism; the pressing mechanism is connected with the sand screening mechanism; the sand discharge plate is obliquely arranged and fixedly connected with the vehicle body, and is positioned right below the discharge port of the sand screening mechanism; the sundries storage mechanism is connected with the sand screening mechanism. The sand-lifting device can respectively carry out sand lifting operation on the shallow sand layer and the deep sand layer to realize the cleaning of the sand in different depth layers, thereby improving the cleaning depth and dimension of the sand beach of the device and reducing the limitation of the use of the device;

preferably, the deep layer sanding structure further comprises a limiting rod, the limiting rod is fixedly connected in the sliding groove, and the limiting rod penetrates through the sliding block and is in sliding connection with the sliding block; the sliding block can move more stably in the sliding groove through the limiting rod.

Preferably, the sand screening mechanism comprises a sand screening frame, a connecting plate, a disc, a bump, a motor, a connecting rod, a moving frame, a screen, a sliding rail, a second spring and a swinging ball body, the sliding rail is fixedly connected to the upper surface of the vehicle body, the sliding rail is slidably connected with the sand screening frame with an upper opening and a lower opening, the bottom opening of the sand screening frame is fixedly connected with the screen which is arranged in a matched mode, the sand screening frame is internally connected with the swinging ball bodies used for colliding with garbage and sand through the second spring, and the swinging ball bodies are arranged in an annular mode; the vehicle body is fixedly connected with a motor, the output end of the motor is fixedly connected with the rotating center of one side of the disc, the back surfaces of the disc and the motor are fixedly connected with a lug, the lug is arranged by deviating from the rotating center of the disc, and the lug is connected in a through groove arranged in the center of the moving frame in a sliding manner; the movable frame is fixedly connected with one end of a connecting rod, the other end of the connecting rod is fixedly connected with a vertically arranged connecting plate, and the connecting plate is fixedly connected with the sand sieving frame; work through the motor, make the disc rotate, under the effect of lug, make the motion frame carry out reciprocating motion, under the effect of connecting rod and connecting plate, make the husky frame of sieve vibrate, can accelerate the shake between the object through the vibration and make its surface sand and object quickly separating, thereby screen the separation to the sand, when the husky frame of sieve vibrates simultaneously, make the swing spheroid swing, the swing spheroid contacts and collides with rubbish this moment, thereby be favorable to the separation of sand and rubbish, reduce the rubbish surface sand content rate of clearing up out.

Preferably, the air injection mechanism comprises an air heater, a corrugated air guide pipe, an air pump and nozzles, a mounting groove is formed in the outer surface of the vehicle body, the air heater and the air pump are fixedly connected in the mounting groove, an air outlet of the air pump is communicated with an air inlet of the air heater, an air outlet of the air heater is connected with one end of the corrugated air guide pipe, the other end of the corrugated air guide pipe is connected with the nozzles through a plurality of branch guide pipes, the nozzles are fixedly connected with the inner wall of the sand screening frame, and the nozzles are uniformly and circumferentially arranged; the air heater and the air pump work to enable the nozzle to spray warm air which blows to the vibrated sand, so that the water loss in the sand is accelerated, the flowability of the sand is improved, and the sand content of the surface of the cleaned garbage is prevented from being high.

Preferably, the pressing mechanism comprises a pressing plate, a connecting block and a hydraulic cylinder, the hydraulic cylinder is vertically arranged and fixedly connected to the outer surface of the sand screening frame, the connecting block is fixedly connected to the output end of the hydraulic cylinder, and the connecting block is fixedly connected with the pressing plate located above the sand screening frame; when the sand is screened, the hydraulic cylinder is contracted, so that the lower pressing plate is contacted with sand in the sand screening frame, when the sand is vibrated, the sand surface polishing effect is achieved through friction between the sand and the lower pressing plate, the sand surface is polished by combining air flow, the surface of the sand is smooth, and a certain protection effect is achieved on a contact object with the sand.

Preferably, the sand conveying mechanism is a conveyor belt mechanism with an upper material plate, one end of the sand conveying mechanism extends into the U-shaped frame, and the other end of the sand conveying mechanism is located above the sand screening frame.

Preferably, the sundries storage mechanism is a storage box with a mechanical arm and is fixedly connected with the sand sieving frame; the mechanical arm adopts the prior art, picks up the rubbish of clearing up and puts into and deposits the incasement.

Preferably, the use method of the marine beach purification garbage cleaning device comprises the following specific steps:

a. the sand raising mechanism is driven by the hydraulic cantilever to be telescopic, so that the sand raising mechanism is contacted with a sand layer of the sand beach, and the sand raising mechanism is used for respectively carrying out sand raising operation on a shallow sand layer and a deep sand layer of the sand beach;

b. starting the sand conveying mechanism, and conveying the sand lifted by the sand lifting mechanism into a sand screening frame in the sand screening mechanism through the sand conveying mechanism;

c. starting the pressing mechanism, the sand screening mechanism and the air injection mechanism, screening sand in the sand screening frame through the screen, blowing air through the air injection mechanism while screening the sand, and contracting a hydraulic cylinder in the pressing mechanism to enable the pressing plate to be in contact with the sand;

d. the sand that sieves down is discharged through arranging husky board, and the rubbish that sieve husky frame sieved, stores the rubbish storage box that the robotic arm in the mechanism picked up through debris.

Compared with the related art, the marine beach purification garbage cleaning device provided by the invention has the following beneficial effects: the sand-lifting device can respectively carry out sand lifting operation on the shallow sand layer and the deep sand layer to clean sand in different depth layers, thereby improving the cleaning depth and dimension of the sand beach of the device and reducing the limitation of the use of the device. The sand-lifting clearance of the deep-layer sand-lifting structure can be adjusted, so that the influence of discharged stones and the like on the advancing process of the sand-lifting structure can be reduced, and the agglomerated silt is destroyed and dispersed, so that the clearance of a sand layer passing through the area of the device and the garbage cleaning quality are improved; when the sand sieving machine is used, warm air can be blown out of the sand oscillating in the sand sieving frame, so that the water loss in the sand is accelerated, the flowability of the sand is improved, and the higher sand content of the surface of the cleaned garbage is avoided.

Drawings

FIG. 1 is a schematic structural view of a preferred embodiment of the marine beach purification garbage disposal apparatus of the present invention;

FIG. 2 is a schematic structural view of the sand raising mechanism shown in FIG. 1;

FIG. 3 is a schematic top view of a deep layer sanding structure of the sanding mechanism shown in FIG. 2;

FIG. 4 is a schematic view of the vertical structure of the sand raising mechanism shown in FIG. 1;

FIG. 5 is a schematic structural view of the sand screening mechanism shown in FIG. 1;

FIG. 6 is an enlarged view of a portion of FIG. 5 at A;

FIG. 7 is a schematic structural view of the air injection mechanism shown in FIG. 1;

fig. 8 is a schematic perspective view of a sand sieving frame in the sand sieving mechanism shown in fig. 1.

Reference numbers in the figures: 1. a sand conveying mechanism; 2. a sand raising mechanism; 21. lifting the sand teeth; 22. a U-shaped frame; 23. a fixing plate; 24. connecting blocks; 25. a first spring; 26. a deep layer sanding structure; 261. a first wire mesh; 262. a second wire mesh; 263. a top plate; 264. a threaded rod; 265. a slider; 266. a limiting rod; 267. a chute; 268. a knob; 3. a hydraulic cantilever; 4. a crawler travel mechanism; 5. a vehicle body; 6. a pressing mechanism; 61. a lower pressing plate; 62. connecting blocks; 63. a hydraulic cylinder; 7. a sand screening mechanism; 71. screening a sand frame; 72. a connecting plate; 73. a disc; 74. a bump; 75. an electric motor; 76. a connecting rod; 77. a motion frame; 78. 79, a slide rail; 79a, a second spring; 79b, a swinging sphere; 8. an air injection mechanism; 81. an air heater; 82. a corrugated gas-guide tube; 83. an air pump; 84. a nozzle; 9. a sand discharge plate; 9a and a sundries storage mechanism.

Detailed Description

The invention is further described with reference to the following figures and embodiments.

Please refer to fig. 1, fig. 2, fig. 3, fig. 4, fig. 5, fig. 6, fig. 7 and fig. 8 in combination, wherein fig. 1 is a schematic structural diagram of a marine beach garbage cleaning device according to a preferred embodiment of the present invention; FIG. 2 is a schematic structural view of the sand raising mechanism shown in FIG. 1; FIG. 3 is a schematic top view of a deep layer sanding structure of the sanding mechanism shown in FIG. 2; FIG. 4 is a schematic view of the vertical structure of the sand raising mechanism shown in FIG. 1; FIG. 5 is a schematic structural view of the sand screening mechanism shown in FIG. 1; FIG. 6 is an enlarged view of a portion of FIG. 5 at A; FIG. 7 is a schematic structural view of the air injection mechanism shown in FIG. 1; fig. 8 is a schematic perspective view of a sand sieving frame in the sand sieving mechanism shown in fig. 1. Ocean sandy beach purification rubbish cleaning device includes: a crawler belt walking mechanism 4 is arranged below the vehicle body 5; the hydraulic cantilever 3 is connected with the vehicle body 5; the sand conveying mechanism 1 is connected with the hydraulic cantilever 3, the sand conveying mechanism 1 is a conveyor belt mechanism with a feeding plate, one end of the sand conveying mechanism 1 extends into the U-shaped frame 22, and the other end of the sand conveying mechanism 1 is positioned above the sand screening frame 71; the sand lifting mechanism 2 is connected with the hydraulic cantilever 3; the sand screening mechanism 7 is connected with the vehicle body 5; the air injection mechanism 8 is arranged on the vehicle body 5 and connected with the sand screening mechanism 7; the pressing mechanism 6 is connected with the sand screening mechanism 7; the sand discharge plate 9 is obliquely arranged and fixedly connected with the vehicle body 5, and the sand discharge plate 9 is positioned right below the discharge port of the sand screening mechanism 7; the sundries storage mechanism 9a and the sundries storage mechanism 9a are connected with the sand screening mechanism 7.

In the specific implementation process, as shown in fig. 1, fig. 2, fig. 3 and fig. 4, the sand lifting mechanism 2 includes sand lifting teeth 21, a U-shaped frame 22, a fixing plate 23, a connecting block 24, a first spring 25 and a deep sand lifting structure 26, a rear end face of the U-shaped frame 22 is fixedly connected with the hydraulic cantilever 3, and a front end face of the U-shaped frame 22 is fixedly connected with a plurality of uniformly distributed sand lifting teeth 21; the rear end face of the U-shaped frame 22 is also fixedly connected with a fixing plate 23, the fixing plate 23 is connected with a deep layer sanding structure 26 through a first spring 25, the deep layer sanding structure 26 is positioned below the U-shaped frame 22, and the deep layer sanding structure 26 is also rotatably connected with the U-shaped frame 22 through a rotating shaft 24; deep structure 26 of sanding includes first wire mesh 261, second wire mesh 262, roof 263, threaded rod 264, slider 265, gag lever post 266, spout 267 and knob 268, first wire mesh 261 rotates through the right angle department of bending of pivot 24 with U type frame 22 lower surface and is connected, and the preceding terminal surface fixedly connected with roof 263 of first wire mesh 261, spout 267 has been seted up to the preceding terminal surface of roof 263, sliding connection has slider 265 in spout 267, and the internal rotation of spout 267 is connected with threaded rod 264, the one end of threaded rod 264 runs through roof 263 and fixedly connected with knob 268, and threaded rod 264 runs through slider 265 and with slider 265 threaded connection, wherein the one end of slider 265 extends to the outside and the fixedly connected with second wire mesh 262 of 267 spout.

Need to explain: when the device is used, the sand lifting mechanism 2 moves along with the movement of the vehicle body 5, the U-shaped frame 22 and the sand lifting teeth 21 are in contact with sand on the surface layer of a beach, a shallow sand layer can be turned through the U-shaped frame 22 and the sand lifting teeth 21, the sand lifting operation is carried out on the shallow sand layer, the sand lifting teeth 21 are upwards inclined to avoid the contact with the surface of the beach to increase the moving resistance, because the first wire mesh 261 and the second wire mesh 262 are both positioned below the U-shaped frame 22, when the U-shaped frame 22 is in contact with the sand on the surface layer of the beach, the first wire mesh 261 and the second wire mesh 262 are inserted into the sand layer, the sand lifting operation can be carried out on the deep sand layer through the first wire mesh 261 and the second wire mesh 262, the lifted sand can be in contact with the sand conveying mechanism 1 through the through grooves at the bottom of the U-shaped frame 22 and is conveyed through the sand conveying mechanism 1, thereby realizing the cleaning of the deep layer, and improving the cleaning depth dimension and the cleaning dimension of the, the purification and cleaning of the sand beach are more thorough, and the limitation of the use of the device is reduced; first spring 25 plays the effect of buffering, avoids first wire netting 261 and second wire netting 262 in the stone emergence rigidity collision in with the sand (when first wire netting 261 and second wire netting 262 collide with the stone in the sand, can take place certain rotation) to reduce the probability that first wire netting 261 and second wire netting 262 take place to damage.

It is also stated that: make slider 265 along the motion of threaded rod 268 through rotating knob 268, thereby drive the motion of second wire netting 262, second wire netting 262 can carry out the motion of certain degree relatively first wire netting 261, first wire netting 261 misplaces with second wire netting 262 promptly, the size of through-hole can be adjusted in the deep structure 26 of making sand this moment, adjust the clearance of making sand of deep structure 26 of making sand, drop discharge stone head etc. and advance the influence of in-process and have destruction dispersion effect to the silt of reunion and improve the clearance degree and the rubbish clearance quality of device through regional sand bed.

Referring to fig. 3, the deep layer sanding structure 26 further includes a limiting rod 266, the limiting rod 266 is fixedly connected in the sliding chute 267, and the limiting rod 266 penetrates through the sliding block 265 and is slidably connected with the sliding block 265.

Need to explain: the movement of the slider 265 within the sliding channel 267 is made smoother by the stopper rod 266.

Referring to fig. 1, 5, 6 and 8, the sand sieving mechanism 7 includes a sand sieving frame 71, a connecting plate 72, a disc 73, a bump 74, a motor 75, a connecting rod 76, a moving frame 77, a screen 78, a slide rail 79, a second spring 79a and a swinging ball 79b, the upper surface of the vehicle body 5 is fixedly connected with the slide rail 79, the slide rail 79 is slidably connected with the sand sieving frame 71 with an upper opening and a lower opening, the bottom opening of the sand sieving frame 71 is fixedly connected with the screen 78 which is arranged in a matching manner, the sand sieving frame 71 is internally connected with a plurality of swinging balls 79b for colliding with garbage and sand through the second spring 79a, and the swinging balls 79b are arranged in a ring shape; the vehicle body 5 is fixedly connected with a motor 75, the output end of the motor 75 is fixedly connected with the rotating center of one side of the disc 73, the back surfaces of the disc 73 and the motor 75 are fixedly connected with a lug 74, the lug 74 is arranged deviating from the rotating center of the disc 73, and the lug 74 is slidably connected in a through groove arranged at the center of the moving frame 77; the moving frame 77 is fixedly connected with one end of the connecting rod 76, the other end of the connecting rod 76 is fixedly connected with a vertically arranged connecting plate 72, and the connecting plate 72 is fixedly connected with the sand sieving frame 71.

Need to explain: sand lifted through the sand raising mechanism 2 is sent into the sand sieving frame 71 through the sand sending mechanism 1, the sand sieving frame 71 can slide along the slide rail 79, work through the motor 75, make the disc 73 rotate, under the effect of the lug 74, make the motion frame 77 carry out reciprocating motion, under the effect of connecting rod 76 and connecting plate 72, make the sand sieving frame 71 vibrate, can accelerate shake between the object through vibrating and make its surface sand and object quickly separating, thereby screening the separation to the sand, when shaking the sand sieving frame 71, under the effect of the second spring 79a, make the swing spheroid 79b swing, swing spheroid 79b contacts and collides with rubbish this moment, swing spheroid 79b beats rubbish promptly, thereby be favorable to the separation of sand and rubbish, reduce the rubbish surface sand content that the clearance was come out.

Referring to fig. 1, 7 and 8, the air injection mechanism 8 includes an air heater 81, a corrugated air duct 82, an air pump 83 and nozzles 84, an installation groove is formed in the outer surface of the vehicle body 5, the air heater 81 and the air pump 83 are fixedly connected in the installation groove, an air outlet of the air pump 83 is communicated with an air inlet of the air heater 81, an air outlet of the air heater 81 is connected with one end of the corrugated air duct 82, the other end of the corrugated air duct 82 is connected with a plurality of nozzles 84 through a plurality of branch ducts, the nozzles 84 are all fixedly connected with the inner wall of the sand sieving frame 71, and the nozzles 84 are arranged in an even circumference.

Need to explain: the air heater 81 and the air pump 83 work to enable the nozzle 84 to spray warm air, the warm air blows to the vibrated sand, the water loss in the sand is accelerated, the flowability of the sand is improved, and the sand content of the surface of the cleaned garbage is prevented from being high.

Referring to fig. 1, the pressing mechanism 6 includes a pressing plate 61, a connecting block 62 and a hydraulic cylinder 63, the hydraulic cylinder 63 is vertically arranged and fixedly connected to the outer surface of the sand sieving frame 71, the connecting block 62 is fixedly connected to the output end of the hydraulic cylinder 63, and the connecting block 62 is fixedly connected to the pressing plate 61 above the sand sieving frame 71.

Need to explain: when the sand is screened, the hydraulic cylinder 63 contracts, so that the lower pressing plate 61 is in contact with sand in the sand screening frame 71, when the sand vibrates, the sand surface polishing effect is achieved through friction between the sand and the lower pressing plate 61, the sand surface is polished through air flow, the sand surface is smooth, and a certain protection effect is achieved on a contact object with the sand.

Referring to fig. 1, the sundries storage mechanism 9a is a storage box with a mechanical arm, and the sundries storage mechanism 9a is fixedly connected with the sand sieving frame 71.

Need to explain: the mechanical arm adopts the prior art, picks up the rubbish of clearing up and puts into and deposits the incasement.

The use method of the marine beach purification garbage cleaning device comprises the following specific steps:

a. the sand raising mechanism 2 is in contact with a sand layer of the sand beach by telescopic driving of the hydraulic cantilever 3, and the sand raising operation is respectively carried out on a shallow sand layer and a deep sand layer of the sand beach by the sand raising mechanism 2;

b. starting the sand conveying mechanism 1, and conveying the sand lifted by the sand lifting mechanism 2 into a sand screening frame 71 in the sand screening mechanism 7 through the sand conveying mechanism 1;

c. starting the pressing mechanism 6, the sand screening mechanism 7 and the air injection mechanism 8, screening sand in the sand screening frame 71 through the screen 78, blowing air through the air injection mechanism 8 while screening the sand, and contracting the hydraulic cylinder 63 in the pressing mechanism 6 to enable the pressing plate 61 to be in contact with the sand;

d. the sand screened out is discharged through the sand discharge plate 9, and the garbage screened out by the sand screening frame 71 is stored in the garbage storage box picked up by the mechanical arm in the sundries storage mechanism 9 a.

Experimental example:

by adopting the device, all parts in the device work to screen sand of 2 cubic meters on the sand beach;

comparative example:

by adopting the device, all parts except the air injection mechanism 8 in the device work to screen sand of 2 cubic meters on the beach.

	Time required for screening sand	Cleaned outSand content of garbage surface
			Examples of the experiments	5min	6％
Comparative example	6.5min	13.5％

From the above table, when the air injection mechanism 8 is used, the sand content rate of the surface of the cleaned garbage is 6%, and when the air injection mechanism is not used, the sand content rate of the surface of the cleaned garbage is 13.5%, so that the sand content rate of the surface of the cleaned garbage can be well reduced by the air injection mechanism 8.

The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, which are made by using the contents of the present specification and the accompanying drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.

Claims

1. Ocean sandy beach purifies rubbish cleaning device, its characterized in that includes:

the crawler-type vehicle comprises a vehicle body (5), wherein a crawler traveling mechanism (4) is mounted below the vehicle body (5);

the hydraulic cantilever (3), the said hydraulic cantilever (3) is connected with car body (5);

the sand conveying mechanism (1), the sand conveying mechanism (1) is connected with the hydraulic cantilever (3);

a sand lifting mechanism (2), the hydraulic cantilever (3) is connected with the sand lifting mechanism (2) for lifting sand,

the sand screening mechanism (7), the sand screening mechanism (7) is connected with the vehicle body (5);

the method is characterized in that: the sand lifting mechanism (2) comprises sand lifting teeth (21), a U-shaped frame (22), a fixing plate (23), a connecting block (24), a first spring (25) and a deep sand lifting structure (26), the rear end face of the U-shaped frame (22) is fixedly connected with the hydraulic cantilever (3), and the front end face of the U-shaped frame (22) is fixedly connected with a plurality of uniformly distributed sand lifting teeth (21); the rear end face of the U-shaped frame (22) is also fixedly connected with a fixing plate (23), the fixing plate (23) is connected with a deep layer sanding structure (26) through a first spring (25), the deep layer sanding structure (26) is positioned below the U-shaped frame (22), and the deep layer sanding structure (26) is also rotatably connected with the U-shaped frame (22) through a rotating shaft (24); the deep layer sanding structure (26) comprises a first wire mesh (261), a second wire mesh (262), a top plate (263), a threaded rod (264), a sliding block (265), a limiting rod (266), a sliding groove (267) and a knob (268), the first wire netting (261) is rotatably connected with the right-angled bent part of the lower surface of the U-shaped frame (22) through a rotating shaft (24), the front end face of the first wire mesh (261) is fixedly connected with a top plate (263), the front end face of the top plate (263) is provided with a sliding chute (267), the sliding chute (267) is connected with a sliding block (265) in a sliding way, a threaded rod (264) is rotatably connected in the sliding groove (267), one end of the threaded rod (264) penetrates through the top plate (263) and is fixedly connected with a knob (268), and the threaded rod (264) penetrates through the sliding block (265) and is in threaded connection with the sliding block (265), one end of the sliding block (265) extends to the outside of the sliding chute (267) and is fixedly connected with a second wire mesh (262);

the marine beach purification garbage cleaning device further comprises:

the air injection mechanism (8) is arranged on the vehicle body (5) and connected with the sand screening mechanism (7) together;

the pressing mechanism (6), the pressing mechanism (6) is connected with the sand screening mechanism (7);

the sand discharging plate (9) is obliquely arranged and fixedly connected with the vehicle body (5), and the sand discharging plate (9) is positioned right below a discharge port of the sand screening mechanism (7);

the sundries storage mechanism (9a), the sundries storage mechanism (9a) is connected with the sand screening mechanism (7);

the deep-layer sand raising mechanism (26) further comprises a limiting rod (266), the limiting rod (266) is fixedly connected in the sliding chute (267), and the limiting rod (266) penetrates through the sliding block (265) and is in sliding connection with the sliding block (265);

the sand screening mechanism (7) comprises a sand screening frame (71), a connecting plate (72), a disc (73), a bump (74), a motor (75), a connecting rod (76), a moving frame (77), a screen (78), a slide rail (79), a second spring (79a) and swing balls (79b), the upper surface of the vehicle body (5) is fixedly connected with the slide rail (79), the slide rail (79) is connected with the sand screening frame (71) with an upper opening and a lower opening in a sliding manner, the bottom opening of the sand screening frame (71) is fixedly connected with the screen (78) which is arranged in a matching manner, the sand screening frame (71) is internally connected with a plurality of swing balls (79b) which are used for colliding with garbage and sand through the second spring (79a), and the swing balls (79b) are arranged in an annular shape; the vehicle body (5) is fixedly connected with a motor (75), the output end of the motor (75) is fixedly connected with the rotating center of one side of the disc (73), the back surfaces of the disc (73) and the motor (75) are fixedly connected with a lug (74), the lug (74) is arranged by deviating from the rotating center of the disc (73), and the lug (74) is connected in a through groove formed in the center of the moving frame (77) in a sliding manner; the moving frame (77) is fixedly connected with one end of a connecting rod (76), the other end of the connecting rod (76) is fixedly connected with a vertically arranged connecting plate (72), and the connecting plate (72) is fixedly connected with the sand sieving frame (71);

the air injection mechanism (8) comprises an air heater (81), a corrugated air guide pipe (82), an air pump (83) and nozzles (84), a mounting groove is formed in the outer surface of the vehicle body (5), the air heater (81) and the air pump (83) are fixedly connected in the mounting groove, an air outlet of the air pump (83) is communicated with an air inlet of the air heater (81), an air outlet of the air heater (81) is connected with one end of the corrugated air guide pipe (82), the other end of the corrugated air guide pipe (82) is connected with a plurality of nozzles (84) through a plurality of branch guide pipes, the nozzles (84) are all fixedly connected with the inner wall of the sand screening frame (71), and the nozzles (84) are uniformly and circumferentially arranged;

the pressing mechanism (6) comprises a pressing plate (61), a connecting block (62) and a hydraulic cylinder (63), the hydraulic cylinder (63) which is vertically arranged is fixedly connected to the outer surface of the sand screening frame (71), the connecting block (62) is fixedly connected to the output end of the hydraulic cylinder (63), and the connecting block (62) is fixedly connected with the pressing plate (61) which is positioned above the sand screening frame (71);

the use method of the marine beach purification garbage cleaning device is characterized by comprising the following specific steps:

a. the sand raising mechanism (2) is in contact with a sand layer of the sand beach by telescopic driving of the hydraulic cantilever (3), and the sand raising operation is respectively carried out on a shallow sand layer and a deep sand layer of the sand beach by the sand raising mechanism (2);

b. starting the sand conveying mechanism (1), and conveying sand lifted by the sand lifting mechanism (2) into a sand screening frame (71) in the sand screening mechanism (7) through the sand conveying mechanism (1);

c. starting the pressing mechanism (6), the sand screening mechanism (7) and the air injection mechanism (8), screening sand in the sand screening frame (71) through the screen (78), blowing air through the air injection mechanism (8) while screening the sand, and contracting a hydraulic cylinder (63) in the pressing mechanism (6) to enable the pressing plate (61) to be in contact with the sand;

d. the sand screened out is discharged through the sand discharge plate (9), and the garbage screened out by the sand screening frame (71) is stored in the garbage storage box picked up by a mechanical arm in the sundries storage mechanism (9 a).

2. The marine beach purification garbage removal apparatus of claim 1, wherein the sand feeding mechanism (1) is a conveyor belt mechanism with a feeding plate, one end of the sand feeding mechanism (1) extends into the U-shaped frame (22), and the other end of the sand feeding mechanism (1) is located above the sand sieving frame (71).

3. The marine beach purification garbage removal apparatus of claim 1 in which the sundries storage mechanism (9a) is a storage box with a robotic arm and the sundries storage mechanism (9a) is fixedly connected to the sand screen frame (71).