CN218400338U - Self-discharging semitrailer - Google Patents

Abstract

The utility model provides a self-discharging semitrailer, including the locomotive portion, the afterbody, crashproof frame, the connecting strip, the license plate mounting panel, the carriage body and pneumatic cylinder, the afterbody is installed to one side of locomotive portion, one side that the afterbody keeps away from the locomotive portion is fixed with crashproof frame, the upper end symmetry that the anticollision frame kept away from one side of afterbody is fixed with the connecting strip, be fixed with the license plate mounting panel between four connecting strips, the top of afterbody is rotated through the pivot and is connected with the carriage body, the middle part at afterbody top is rotated through pivot equidistance and is connected with four pneumatic cylinders, the upper end of pneumatic cylinder is rotated through the pivot and is connected with the bottom of the carriage body; the utility model provides a pair of self-discharging semitrailer can clean the license plate of installing on the license plate mounting panel at the in-process of carriage body slope unloading is automatic, does not need the manual work to clean, has saved the manpower, and cleaning work can in time go on, avoids accumulating more dust on the license plate and still does not carry out the clear condition and takes place.

Description

Self-unloading semitrailer

Technical Field

The utility model relates to a semitrailer technical field especially relates to a self-discharging semitrailer.

Background

The self-unloading semi-trailer is a semi-trailer and is suitable for transporting bulk goods such as coal, ore, earthwork, building materials and the like, and the self-unloading semi-trailer is suitable for transporting the bulk goods such as the coal, the ore, the building materials and the like. 1. The carriage adopts the side-tipping and back-tipping self-unloading mode, and the loader can effectively transport bulk goods. 2. The frame and the longitudinal beams of the carriage are formed by welding high-quality manganese plates, and the cargo box is provided with a dustpan and a rectangle. The steel has the advantages of high strength, strong lifting force, good rigidity and toughness, strong bearing capacity and no permanent deformation. 3. The process is fine: the main parts are processed by advanced equipment, the longitudinal beam is formed by full-automatic submerged arc welding, and an assembly machine is adopted to accurately assemble the wheel shaft and the steel plate spring;

the dump semitrailer generally has two dump modes, one is a front top dump mode, and the other is a side top dump mode, the front top dump mode is to jack up a carriage through a hydraulic cylinder arranged on one side close to a vehicle head so that materials are dumped from the length direction of the carriage, and the side top dump mode is to jack up the carriage through a plurality of hydraulic cylinders arranged at the tail part of the semitrailer so that the carriage is obliquely overturned towards one side, so that the materials are dumped from the width direction of the carriage;

the traditional side dump type semitrailer has certain problems when in use: because the semitrailer is run in the place that dust silt is more for a long time, make the periphery of semitrailer can be infected with more dust silt for a long time, especially the position department that the license plate was hung to the afterbody of semitrailer, accumulate dust silt easily by it, and silt shelters from the license plate and has the action of violating the traffic law when making the vehicle travel, can produce the punishment of sheltering from the license plate, therefore need the driver regularly initiative to clean the license plate and clean, but rely on driver's spontaneous cleanness, the driver can forget often and clean, perhaps just can think clean when the license plate shelters from great part, usually can not accomplish in time to clean.

Therefore, it is necessary to provide a dump semi-trailer to solve the above technical problems.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a self-discharging semitrailer.

The utility model provides a self-discharging semitrailer, which comprises a headstock part, a tailstock part, an anti-collision frame, a connecting strip, a license plate mounting plate, a carriage body and a hydraulic cylinder, wherein the tailstock part is arranged on one side of the headstock part, the anti-collision frame is fixed on one side of the tailstock part far away from the headstock part, the connecting strip is symmetrically fixed on the upper end of the anti-collision frame far away from one side of the tailstock part, the license plate mounting plate is fixed between the four connecting strips, the top of the tailstock part is rotationally connected with the carriage body through a shaft pin, the middle part of the top of the tailstock part is rotationally connected with four hydraulic cylinders through the shaft pin at equal intervals, the upper end of the hydraulic cylinder is rotationally connected with the bottom of the carriage body through the shaft pin, the self-discharging semitrailer also comprises a lifting moving strip, plastic brush hairs, a transverse water spray pipe, a spray nozzle and a synchronous driving mechanism, one side of the license plate mounting plate far away from the anti-collision frame is provided with a lifting moving strip, plastic brush hairs are fixed on one side, close to the license plate mounting plate, of the lifting moving strip at equal intervals, the plastic brush hairs are in extrusion contact with the surface of the license plate mounting plate, a transverse water spraying pipe is fixed at the upper end, close to one side of the lifting moving strip, of the license plate mounting plate, four spray heads are fixed at the bottom of the transverse water spraying pipe at equal intervals, the water outlet ends of the four spray heads face the license plate mounting plate, a synchronous driving mechanism is arranged at the top of the anti-collision frame and consists of a driving brushing assembly and a driving water conveying assembly, the driving brushing assembly is rotatably mounted at the top of the anti-collision frame, the driving water conveying assembly is fixed on the outer wall of the driving brushing assembly, the synchronous driving mechanism is used for driving the plastic brush hairs to brush on the surface of the license plate mounting plate by using power generated when the carriage body rotates to unload materials, and meanwhile, water flows are conveyed into the spray heads to the license plate mounting plate to clean the license plate;

the carriage body includes the side cap board, the concave part, the sliding sleeve, the slide bar, connect the frame, solar cell panel, a spring, the rubber supporting pad, second rack and second gear, one side of the carriage body is rotated through the pivot and is connected with the side cap board, the outer wall equidistance of the carriage body is formed with the concave part, the upper end symmetry of the external wall one side of carriage is fixed with the sliding sleeve, the inner wall sliding connection of sliding sleeve has the slide bar, the upper end of two slide bars is fixed with connect the frame, connect the frame's top and be fixed with solar cell panel, the lower pot head of slide bar outer wall is equipped with the spring, the lower extreme of spring is fixed with the outer wall of slide bar, the upper end of spring is fixed with the bottom of sliding sleeve, the top of sliding sleeve is fixed with the rubber supporting pad, the carriage body is located and is fixed with the second rack between two sliding sleeves near the upper end of sliding sleeve one side, the one side that connect the frame's bottom is close to the second rack is fixed with hand generator, hand generator's input is fixed with the second gear, the second gear meshes with the second rack and is connected.

Preferably, the drive subassembly of brushing includes synchronous bull stick, the lifting frame, the passive board, passive groove, the driving-disc, promote post and power components, the middle part at anticollision frame top is rotated through the bearing and is connected with synchronous bull stick, the outer wall symmetry sliding connection of license plate mounting panel has the lifting frame, the lifting frame is close to the one end of lifting movement strip and is fixed with the bottom of lifting movement strip, the one end that lifting movement strip was kept away from to two lifting frames is fixed with the passive board, passive groove has been seted up at the middle part of passive board, one side that synchronous bull stick is close to the passive groove is fixed with the driving-disc, one side that the surface of driving-disc is close to the passive groove is connected with through the bearing rotation and promotes the post, promote post and the inner wall roll connection in passive groove, the one end that the driving-disc was kept away from to synchronous bull stick is fixed with power components.

Preferably, one side of the license plate mounting plate, which is far away from the lifting moving strip, is symmetrically fixed with a first slide rail, one side of the inner wall of the lifting frame, which is close to the first slide rail, is fixed with a first slide bar, and the first slide bar is connected with the outer wall of the first slide rail in a sliding manner.

Preferably, the power assembly comprises a first gear, a first rack and a push rod, one end, away from the driving disc, of the synchronous rotating rod is fixed with the first gear, one side, close to the first gear, of the outer wall of the car tail portion is connected with the first rack in a sliding mode, the first rack is connected with the first gear in a meshed mode, the top of the first rack is connected with the push rod in a rotating mode through a shaft pin, and the upper end of the push rod is connected with the outer wall of the car body in a rotating mode through the shaft pin.

Preferably, a second sliding rail is fixed on one side, close to the first rack, of the surface of the tail portion of the vehicle, a second sliding strip is fixed on one side, close to the second sliding rail, of the first rack, and the second sliding strip is connected with the outer wall of the second sliding rail in a sliding mode.

Preferably, the driving water delivery assembly comprises an eccentric wheel, a connecting rod, connecting rings, a sleeve, a piston, a water tank, a first water delivery pipe, a first check valve, a second water delivery pipe and a check valve, the eccentric wheel is fixed in the middle of the outer wall of the synchronous rotating rod, the outer wall of the eccentric wheel is rotatably connected with the connecting rod through a bearing, two connecting rings are sequentially fixed on one side of the tail portion close to the connecting rod, the sleeve is fixed on the inner wall of the two connecting rings, the piston is inserted into the inner wall of the sleeve in a sliding mode, one end of the piston close to the connecting rod is rotatably connected with the connecting rod through a shaft pin, the water tank is fixed on one side of the tail portion close to the anti-collision frame, a first water delivery pipe is fixed on the outer wall of the water tank, the first water delivery pipe is communicated with the water tank, a first check valve is fixed on one side of the sleeve close to the first water delivery pipe, one end of the first water delivery pipe close to the first check valve is communicated with a water inlet end of the first check valve, a second water delivery pipe is fixed on one end of the second water delivery pipe, and one end of the second water delivery pipe close to the check valve is communicated with one end of the water delivery pipe.

Preferably, the outer wall of the piston close to one end of the sleeve is fixedly provided with a rubber sealing gasket, and the rubber sealing gasket is in pressing contact with the inner wall of the sleeve.

Preferably, the inner wall of water tank is fixed with level sensor, and the top of water tank is fixed with the water inlet, and the water inlet is hourglass hopper-shaped and sets up, and the external screw thread has been seted up to the outer wall of water inlet, and the water inlet has the internal thread lid through external screw thread threaded connection, and the inlet port has been seted up at the middle part of internal thread lid.

Preferably, the first water delivery pipe and the second water delivery pipe are hard water pipes, and threaded holes are formed in the middle of the license plate mounting plate close to one side of the lifting moving bar at equal intervals.

Compared with the prior art, the utility model provides a self-discharging semitrailer has following beneficial effect:

the utility model provides a self-discharging semitrailer:

1. the utility model provides a pair of self-discharging semitrailer is through the lift removal strip that sets up, the plastics brush hair, horizontal spray pipe, shower nozzle and synchronous drive mechanism can clean the license plate of installing on the license plate mounting panel at the in-process of carriage body slope unloading is automatic, thereby do not need the manual work to clean, the manpower has been saved, and the work of unloading of the cleaning work and the carriage body links, make the cleaning work of license plate can in time go on, avoid accumulating more dust on the license plate and still not carrying out clear circumstances and taking place, jack-up the carriage body through hydraulic cylinder when using, the upset of carriage side can drive synchronous drive mechanism work, make the shower nozzle spray water on to the license plate, reciprocating motion about the lift removal strip simultaneously, it brushes the license plate surface to drive the plastics brush hair, reach clear effect.

2. The carriage body can promote the function of the carriage body through the solar cell panel that sets up, make the carriage body can reach the effect of electricity generation at the in-process of daily use, improve the function of the carriage body, and the sliding sleeve through setting up, slide bar and spring can carry out the absorbing effect to solar cell panel at the driving in-process, avoid the automobile body from top to bottom the vibration transmit solar cell panel on hard, the probability that solar cell panel damaged because of the vibration has been reduced, utilize connection frame to receive the vibration and the power that reciprocates can carry out the electricity generation work of once more simultaneously.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is an enlarged view of the point A of the present invention;

FIG. 3 is a schematic structural view of the synchronous driving mechanism of the present invention;

FIG. 4 is a schematic view of the position structure of the lifting frame of the present invention;

FIG. 5 is a schematic view of the position structure of the passive plate of the present invention;

FIG. 6 is a schematic view of the structure of the synchronous rotating rod of the present invention;

FIG. 7 is an enlarged view of the point B of the present invention;

fig. 8 is a schematic structural view of the power assembly of the present invention;

fig. 9 is an enlarged view of the point C of the present invention;

FIG. 10 is a schematic structural view of the driving water delivery assembly of the present invention;

fig. 11 is an enlarged view of the utility model at position D;

fig. 12 is a second schematic structural view of the driving water delivery assembly of the present invention;

fig. 13 is a third schematic structural view of the driving water delivery assembly of the present invention;

fig. 14 is a schematic structural view of the carriage body of the present invention;

fig. 15 is a schematic view of a second rack position structure according to the present invention.

Reference numbers in the figures: 1. a vehicle head part; 2. turning the tail part; 3. an anti-collision frame; 4. a connecting strip; 5. a license plate mounting plate; 6. a carriage body; 7. a hydraulic cylinder; 8. a lifting moving bar; 9. plastic bristles; 10. a transverse water spray pipe; 11. a spray head; 12. a synchronous drive mechanism; 121. a drive brushing assembly; 13. a synchronous rotating rod; 14. a lifting frame; 15. a passive plate; 16. a passive tank; 17. a drive disc; 18. pushing the column; 19. a power assembly; 191. a first gear; 192. a first rack; 193. a push rod; 122. driving the water delivery assembly; 24. an eccentric wheel; 25. a connecting rod; 26. a connecting ring; 27. a sleeve; 28. a piston; 29. a water tank; 30. a first water delivery pipe; 31. a first check valve; 32. a second one-way valve; 33. a second water delivery pipe; 34. a check valve; 20. a first slide rail; 21. a first slide bar; 22. a second slide rail; 23. a second slide bar; 35. a rubber sealing gasket; 36. a liquid level sensor; 37. a water inlet; 38. an internally threaded cap; 39. an air inlet; 40. a hand generator; 41. a side cover plate; 42. a groove part; 43. a sliding sleeve; 44. a slide bar; 45. a connecting frame; 46. a solar panel; 47. a spring; 48. a rubber support pad; 49. a second rack; 50. a second gear.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and embodiments.

In the specific implementation process, as shown in fig. 1, 2 and 3, the dump semi-trailer comprises a head part 1, a tail part 2, an anti-collision frame 3, connecting strips 4, a license plate mounting plate 5, a carriage body 6 and hydraulic cylinders 7, wherein the tail part 2 is mounted on one side of the head part 1, the anti-collision frame 3 is fixed on one side of the tail part 2 away from the head part 1, the connecting strips 4 are symmetrically fixed on the upper end of one side of the anti-collision frame 3 away from the tail part 2, the license plate mounting plate 5 is fixed between the four connecting strips 4, the carriage body 6 is rotatably connected with the top of the tail part 2 through shaft pins, the four hydraulic cylinders 7 are rotatably connected with the middle of the top of the tail part 2 through shaft pins at equal intervals, the upper ends of the hydraulic cylinders 7 are rotatably connected with the bottom of the carriage body 6 through shaft pins, and the dump semi-trailer further comprises lifting moving strips 8, plastic bristles 9, transverse water spray pipes 10, spray nozzles 11 and a synchronous driving mechanism 12, a lifting moving strip 8 is arranged on one side of the license plate mounting plate 5 far away from the anti-collision frame 3, plastic brush bristles 9 are fixed on one side of the lifting moving strip 8 close to the license plate mounting plate 5 at equal intervals, the plastic brush bristles 9 are in extrusion contact with the surface of the license plate mounting plate 5, a transverse water spray pipe 10 is fixed at the upper end of one side of the license plate mounting plate 5 close to the lifting moving strip 8, four spray nozzles 11 are fixed at the bottom of the transverse water spray pipe 10 at equal intervals, water outlet ends of the four spray nozzles 11 face the license plate mounting plate 5, a synchronous driving mechanism 12 is arranged at the top of the anti-collision frame 3, the synchronous driving mechanism 12 is composed of a driving brushing assembly 121 rotatably mounted at the top of the anti-collision frame 3 and a driving water conveying assembly 122 fixed on the outer wall of the driving brushing assembly 121, and the synchronous driving mechanism 12 is used for driving the plastic brush bristles 9 to brush on the surface of the license plate mounting plate 5 by using the power generated when the carriage body 6 rotates for unloading, meanwhile, water flow is conveyed into the spray head 11 and sprayed to the license plate mounting frame to clean the license plate.

It should be noted that, when the carriage body 6 inclines to rotate and unloads, the carriage body 6 drives the synchronous driving mechanism 12 to work, thereby can drive the lifting moving strip 8 to reciprocate along the surface of the license plate installed on the license plate mounting panel 5, drive the plastic brush hair 9 to brush along the surface of the license plate from top to bottom, and the synchronous driving mechanism 12 can carry rivers to enter into the shower nozzle 11 simultaneously, spray water to the surface of the license plate when the plastic brush hair 9 brushes, realize the automatic effect of cleaning the license plate, do not need the manual work to clean, the manpower is saved, the clear timeliness of license plate has been guaranteed simultaneously, the effectual condition of avoiding the license plate to be sheltered from by earth takes place.

Referring to fig. 4, 5, 6 and 7, the driving brushing assembly 121 includes a synchronous rotating rod 13, a lifting frame 14, a driven plate 15, a driven groove 16, a driving plate 17, a pushing column 18 and a power assembly 19, the middle of the top of the anti-collision frame 3 is rotatably connected with the synchronous rotating rod 13 through a bearing, the outer wall of the license plate mounting plate 5 is symmetrically and slidably connected with the lifting frame 14, one end of the lifting frame 14 close to the lifting moving strip 8 is fixed with the bottom of the lifting moving strip 8, one end of the two lifting frames 14 far away from the lifting moving strip 8 is fixed with the driven plate 15, the driven groove 16 is formed in the middle of the driven plate 15, the driving plate 17 is fixed on one side of the synchronous rotating rod 13 close to the driven groove 16, one side of the surface of the driving plate 17 close to the driven groove 16 is rotatably connected with the pushing column 18 through a bearing, the pushing column 18 is in rolling connection with the inner wall of the driven groove 16, and one end of the synchronous rotating rod 13 far away from the driving plate 17 is fixed with the power assembly 19.

When the automobile license plate cleaning device is used, the automobile license plate body 6 is overturned, the power assembly 19 drives the synchronous rotating rod 13 to rotate, the synchronous rotating rod 13 rotates to drive the driving disc 17 to rotate, the driven plate 15 can be driven to reciprocate up and down through the matching of the pushing column 18 and the driven groove 16, and the two lifting frames 14 are driven to reciprocate up and down to slide, so that the lifting moving strips 8 are driven to reciprocate up and down, the plastic brush bristles 9 are driven to brush along the surface of the license plate, and the effect of cleaning dust and sludge on the surface of the license plate is achieved.

Referring to fig. 4 and 5, first slide rails 20 are symmetrically fixed on one side of the license plate mounting plate 5 away from the lifting moving bar 8, a first slide bar 21 is fixed on one side of the inner wall of the lifting frame 14 close to the first slide rails 20, and the first slide bar 21 is slidably connected with the outer wall of the first slide rail 20, so that the lifting frame 14 can stably slide up and down along the license plate mounting plate 5.

Referring to fig. 8 and 9, the power assembly 19 includes a first gear 191, a first rack 192 and a push rod 193, the first gear 191 is fixed at one end of the synchronous rotating rod 13 far away from the driving disc 17, the first rack 192 is connected to one side of the outer wall of the rear portion 2 close to the first gear 191 in a sliding manner, the first rack 192 is meshed with the first gear 191, the push rod 193 is connected to the top of the first rack 192 in a rotating manner through a shaft pin, and the upper end of the push rod 193 is connected to the outer wall of the compartment body 6 in a rotating manner through a shaft pin.

When the carriage body 6 is tilted and overturned to one side, the pushing rod 193 is pulled to overturn, the delay rack is pulled to slide along the second slide rail 22 through the pushing rod 193, and the first rack 192 slides to pull the first gear 191 to rotate, so that the synchronous rotating rod 13 is driven to rotate;

it should be emphasized that, when the car body 6 and the car tail 2 are closed and the car body 6 is in a horizontal state, the lifting moving strip 8 is located at the lowest end, that is, the lifting moving strip 8 does not block the license plate, and when the car body 6 is completely turned over, the lifting moving strip 8 is located at the lowest end of the license plate, and the lifting moving strip 8 does not block the license plate.

Referring to fig. 9, a second slide rail 22 is fixed on one side of the surface of the car tail 2 close to the first rack 192, a second slide bar 23 is fixed on one side of the first rack 192 close to the second slide rail 22, and the second slide bar 23 is slidably connected with an outer wall of the second slide rail 22, so that the first rack 192 can stably slide.

Referring to fig. 10, 11, 12 and 13, the driving water delivery assembly 122 includes an eccentric wheel 24, a connecting rod 25, a connecting ring 26, a sleeve 27, a piston 28, a water tank 29, a first water delivery pipe 30, a first check valve 31, a second check valve 32, a second water delivery pipe 33 and a check valve 34, the eccentric wheel 24 is fixed in the middle of the outer wall of the synchronous rotating rod 13, the connecting rod 25 is rotatably connected to the outer wall of the eccentric wheel 24 through a bearing, two connecting rings 26 are sequentially fixed on one side of the rear portion 2 close to the connecting rod 25, sleeves 27 are fixed on the inner walls of the two connecting rings 26, the piston 28 is slidably inserted into the inner wall of the sleeve 27, one end of the piston 28 close to the connecting rod 25 is rotatably connected to the connecting rod 25 through a shaft pin, the water tank 29 is fixed on one side of the rear portion 2 close to the anti-collision frame 3, the first water delivery pipe 30 is fixed on the outer wall of the water tank 29, the first water delivery pipe 30 is communicated with the water tank 29, the first water delivery pipe 31 is fixed on one side of the sleeve 27 close to the first water delivery pipe 31, one end of the water delivery pipe 30 is communicated with one end of the first check valve 31, one end of the water delivery pipe 32 close to the second water delivery pipe 33, and one end of the second water delivery pipe 32 is fixed on the outer wall of the water delivery pipe 32 close to the second water delivery pipe 30, and the second water delivery pipe 32, the water delivery pipe 30, the water delivery pipe 32 is communicated with the water delivery pipe 10.

It is emphasized that the water flow direction of the first one-way valve 31 is that the water flow flows from the inner side of the first water duct 30 to the inner side of the sleeve 27 through the first one-way valve 31, while the water flow direction of the second one-way valve 32 is that the water flow flows so that the inner side of the sleeve 27 enters the inner side of the second water duct 33 through the second one-way valve 32, and the check valve 34 prevents the water flow from flowing back into the water tank 29 from the inner side of the first water duct 30;

when the synchronous driving rod rotates, the eccentric wheel 24 is driven to rotate, the connecting rod 25 is driven to reciprocate under the action of the eccentric wheel 24, the piston 28 is pulled to reciprocate on the inner side of the sleeve 27 through the connecting rod 25, so that the water pumping work from the inner side of the water tank 29 is realized, when the piston 28 slides towards the side far away from the first one-way valve 31 on the inner side of the sleeve 27, the second one-way valve 32 is closed, the first one-way valve 31 is opened, the water in the water tank 29 is sucked into the inner side of the first water conveying pipe 30 and then into the inner side of the sleeve 27, and when the piston 28 slides towards the side close to the first one-way valve 31, the first one-way valve 31 is closed, the second one-way valve 32 is opened, so that the water on the inner side of the sleeve 27 is pushed to enter the inner side of the second water conveying pipe 33, and finally the water flows into the inner side of the transverse water spraying pipe 10, and is sprayed to the surface of the license plate through the four nozzles 11, so that the plastic bristles 9 are matched to complete the cleaning work of the license plate.

Referring to fig. 13, a rubber sealing washer 35 is fixed on the outer wall of the piston 28 near one end of the sleeve 27, the rubber sealing washer 35 is in pressing contact with the inner wall of the sleeve 27, and the rubber sealing washer 35 can greatly improve the tightness of the joint between the piston 28 and the inner wall of the sleeve 27, so as to prevent water from flowing out from the sliding insertion joint between the piston 28 and the sleeve 27.

Referring to fig. 13, the inner wall of water tank 29 is fixed with level sensor 36, the top of water tank 29 is fixed with water inlet 37, water inlet 37 is hourglass hopper-shaped and sets up, the external screw thread has been seted up to water inlet 37, water inlet 37 has internal thread lid 38 through external screw thread threaded connection, inlet port 39 has been seted up at the middle part of internal thread lid 38, level sensor 36 through setting up can detect the inboard water level of water tank 29, thereby can remind people in time to add water, can rotate internal thread lid 38 and open internal thread lid 38 when adding water, add water to the inboard of water tank 29 through water inlet 37, water inlet 37 is to leak hopper-shaped and can be convenient for accomplish the work of adding water, and the inlet port 39 that sets up can just enter into in the water tank 29 with external gas. I.e. to ensure that the air pressure inside the tank 29 is the same as outside, so that it is possible to facilitate the extraction of water inside the tank 29 into the inside of the sleeve 27.

Referring to fig. 11 and 12, the first water delivery pipe 30 and the second water delivery pipe 33 are both hard water pipes, so that stable water delivery operation can be ensured, and threaded holes are equidistantly formed in the middle of one side, close to the lifting moving bar 8, of the license plate mounting plate 5 and are used for mounting license plates.

Referring to fig. 14 and 15, the car body 6 further includes a side cover plate 41, a groove portion 42, a sliding sleeve 43, a sliding rod 44, a connecting frame 45, a solar cell panel 46, a spring 47, a rubber support pad 48, a second rack 49 and a second gear 50, one side of the car body 6 is rotatably connected with the side cover plate 41 through a shaft pin, the groove portion 42 is formed on the outer wall of the car body 6 at equal intervals, the sliding sleeve 43 is symmetrically fixed on the upper end of one side of the outer wall of the car body 6, the sliding rod 44 is slidably connected with the inner wall of the sliding sleeve 43, the connecting frame 45 is fixed on the upper ends of the two sliding rods 44, the solar cell panel 46 is fixed on the top of the connecting frame 45, the spring 47 is sleeved on the lower end of the outer wall of the sliding rod 44, the lower end of the spring 47 is fixed on the outer wall of the sliding rod 44, the upper end of the spring 47 is fixed on the bottom of the sliding sleeve 43, the rubber support pad 48 is fixed on the top of the sliding sleeve 43, the upper end of the side of the car body 6 close to the sliding sleeve 43 is located between the two sliding sleeves 43, the second rack 49 is fixed with the second rack 49, the hand generator 40 is fixed on the side of the second rack 49, and the second gear 50 is engaged with the second gear 50.

When the vehicle traveles the in-process and produces the vibration, can make slide bar 44 along the inboard lapse of sliding sleeve 43, thereby can extension spring 47, and then the resilience force through spring 47 promotes slide bar 44 along the inside wall lapse of sliding sleeve 43, so reciprocal can effectual offsetting the vibration that the vehicle went the production, avoid vibrating hard to transmit solar cell panel 46 on, thereby carry out effectual protection to solar cell panel 46, and solar cell panel 46 can absorb the sunlight at daily use in-process and generate electricity, provide the vehicle and use, and when slide bar 44 slided from top to bottom, drive linking frame 45 and reciprocate, thereby receive stirring of second rack 49, drive second gear 50 and rotate, thereby make hand generator 40 generate electricity, and then can provide certain electric energy for the vehicle.

The above only is the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent processes of the present invention are used in the specification and the attached drawings, or directly or indirectly applied to other related technical fields, and the same principle is included in the protection scope of the present invention.

Claims (9)

1. A self-unloading semi-trailer comprises a head part (1), a tail part (2), an anti-collision frame (3), a connecting strip (4), a license plate mounting plate (5), a carriage body (6) and hydraulic cylinders (7), wherein the tail part (2) is installed on one side of the head part (1), the anti-collision frame (3) is fixed on one side, away from the head part (1), of the carriage part (2), the connecting strip (4) is symmetrically fixed on the upper end, away from one side of the carriage part (2), of the anti-collision frame (3), the license plate mounting plate (5) is fixed between the connecting strips (4), the top of the carriage part (2) is connected with the carriage body (6) in a rotating mode through shaft pins, the middle part of the top of the carriage part (2) is connected with four hydraulic cylinders (7) in a rotating mode through shaft pins at equal intervals, the upper ends of the hydraulic cylinders (7) are connected with the bottom of the carriage body (6) in a rotating mode through shaft pins, and is characterized by further comprising lifting moving strips (8), plastic bristles (9), transverse water spray pipes (10), spray nozzles (11) and a lifting moving strip (8) and a synchronous driving mechanism (12) arranged on one side, which the anti-collision frame (3) is far away from the anti-collision frame (5), the automobile license plate cleaning device is characterized in that the plastic bristles (9) are in extrusion contact with the surface of a license plate mounting plate (5), a transverse water spraying pipe (10) is fixed at the upper end of one side, close to a lifting moving strip (8), of the license plate mounting plate (5), four spray heads (11) are fixed at the bottom of the transverse water spraying pipe (10) at equal intervals, water outlet ends of the four spray heads (11) face the license plate mounting plate (5), a synchronous driving mechanism (12) is arranged at the top of the anti-collision frame (3), the synchronous driving mechanism (12) is composed of a driving brushing assembly (121) rotatably installed at the top of the anti-collision frame (3) and a driving water conveying assembly (122) fixed on the outer wall of the driving brushing assembly (121), and the synchronous driving mechanism (12) is used for driving the plastic bristles (9) to brush on the surface of the license plate mounting plate (5) by utilizing power generated when an automobile carriage body (6) rotates for discharging, and simultaneously conveying water flow into the spray heads (11) to clean license plates; the carriage body (6) comprises a side cover plate (41), a groove portion (42), a sliding sleeve (43), a sliding rod (44), a connecting frame (45), a solar cell panel (46), a spring (47), a rubber supporting pad (48), a second rack (49) and a second gear (50), wherein the side cover plate (41) is connected to one side of the carriage body (6) in a rotating mode through a shaft pin, the groove portion (42) is formed in the outer wall of the carriage body (6) in an equidistant mode, the sliding sleeve (43) is symmetrically fixed to the upper end of one side of the outer wall of the carriage body (6), the sliding rod (44) is connected to the inner wall of the sliding sleeve (43) in a sliding mode, the sliding rod (44) is fixed to the upper end of the sliding rod (44) in a mode, the solar cell panel (46) is fixed to the top of the connecting frame (45), the spring (47) is fixed to the lower end of the outer wall of the sliding rod (44), the spring (47) is fixed to the outer wall of the sliding rod (44), the sliding sleeve (43) is fixed to the bottom of the sliding sleeve (43), the rubber supporting pad (43), the sliding sleeve (43) is located on one side, and the side of the sliding sleeve (43) close to the second rack (49), and the sliding sleeve (43) is located between the sliding rod (43), and the sliding sleeve (43), and the side of the sliding sleeve (43) is fixed to the side of the sliding sleeve (43), and the side of the sliding sleeve (43) is located between the side of the sliding rod (45) in a side of the sliding sleeve (43), and the sliding sleeve (43) in a side of the sliding sleeve (49), and the sliding sleeve (43) is fixed to which is located between the side of the sliding sleeve (6) in a second rack (45) in a second rack (43) The hand generator (40) is arranged, a second gear (50) is fixed at the input end of the hand generator (40), and the second gear (50) is meshed with a second rack (49).

2. The self-unloading semitrailer according to claim 1, characterized in that the driving brushing assembly (121) comprises a synchronous rotating rod (13), a lifting frame (14), a driven plate (15), a driven groove (16), a driving plate (17), a pushing column (18) and a power assembly (19), the middle of the top of the anti-collision frame (3) is rotatably connected with the synchronous rotating rod (13) through a bearing, the outer wall of the license plate mounting plate (5) is symmetrically and slidably connected with the lifting frame (14), one end, close to the lifting moving strip (8), of the lifting frame (14) is fixed to the bottom of the lifting moving strip (8), one end, far away from the lifting moving strip (8), of the two lifting frames (14) is fixedly provided with the driven plate (15), the driven groove (16) is formed in the middle of the driven plate (15), the driving plate (17) is fixedly arranged on one side, close to the driven groove (16), of the synchronous rotating rod (13), one side, close to the driven groove (16), of the surface of the driving plate (17) is rotatably connected with the pushing column (18) through a bearing, the one end, close to the driven groove (16), and one end of the driving plate (13) is fixedly provided with the power assembly (17).

3. The dump semi-trailer according to claim 2, characterized in that a first slide rail (20) is symmetrically fixed on one side of the license plate mounting plate (5) far away from the lifting moving bar (8), a first slide bar (21) is fixed on one side of the inner wall of the lifting frame (14) close to the first slide rail (20), and the first slide bar (21) is slidably connected with the outer wall of the first slide rail (20).

4. The dump semitrailer according to claim 2, characterized in that the power assembly (19) comprises a first gear (191), a first rack (192) and a push rod (193), wherein the first gear (191) is fixed to one end, away from the drive plate (17), of the synchronous rotating rod (13), the first rack (192) is connected to one side, close to the first gear (191), of the outer wall of the tail portion (2) in a sliding mode, the first rack (192) is connected with the first gear (191) in a meshed mode, the push rod (193) is connected to the top of the first rack (192) in a rotating mode through a shaft pin, and the upper end of the push rod (193) is connected with the outer wall of the carriage body (6) in a rotating mode through the shaft pin.

5. The dump semi-trailer according to claim 4, characterized in that a second slide rail (22) is fixed on one side of the surface of the tail part (2) close to the first rack (192), a second slide bar (23) is fixed on one side of the first rack (192) close to the second slide rail (22), and the second slide bar (23) is connected with the outer wall of the second slide rail (22) in a sliding manner.

6. The dump semi-trailer according to claim 4, characterized in that the driving water delivery assembly (122) comprises an eccentric wheel (24), a connecting rod (25), a connecting ring (26), a sleeve (27), a piston (28), a water tank (29), a first water delivery pipe (30), a first check valve (31), a second check valve (32), a second water delivery pipe (33) and a check valve (34), the eccentric wheel (24) is fixed in the middle of the outer wall of the synchronous rotating rod (13), the outer wall of the eccentric wheel (24) is rotatably connected with the connecting rod (25) through a bearing, two connecting rings (26) are sequentially fixed on one side of the tail portion (2) close to the connecting rod (25), the sleeve (27) is fixed on the inner wall of the two connecting rings (26), the piston (28) is slidably inserted into the inner wall of the sleeve (27), one end of the piston (28) close to the connecting rod (25) is rotatably connected with the connecting rod (25) through a shaft pin, the water tank (29) is fixed on one side of the tail portion (2) close to the anti-collision frame (3), the first water delivery pipe (30) is fixed on one side of the water delivery pipe (29), and the first check valve (31) is fixed on one side of the water delivery pipe (30), one end, close to the first one-way valve (31), of the first water delivery pipe (30) is communicated with the water inlet end of the first one-way valve (31), one end, close to the first water delivery pipe (30), of the outer side wall of the sleeve (27) is fixedly provided with a second one-way valve (32), the water outlet end of the second one-way valve (32) is fixedly provided with a second water delivery pipe (33), one end, far away from the second one-way valve (32), of the second water delivery pipe (33) is fixed with the transverse water spray pipe (10), the second water delivery pipe (33) is communicated with the transverse water spray pipe (10), and one end, close to the water tank (29), of the first water delivery pipe (30) is fixedly provided with a check valve (34).

7. The dump semi-trailer according to claim 6, characterized in that a rubber sealing washer (35) is fixed on the outer wall of the piston (28) near one end of the sleeve (27), and the rubber sealing washer (35) is in pressing contact with the inner wall of the sleeve (27).

8. The dump semi-trailer according to claim 6, characterized in that a liquid level sensor (36) is fixed on the inner wall of the water tank (29), a water inlet (37) is fixed on the top of the water tank (29), the water inlet (37) is funnel-shaped, external threads are formed on the outer wall of the water inlet (37), the water inlet (37) is connected with an internal thread cover (38) through external threads and threads, and an air inlet hole (39) is formed in the middle of the internal thread cover (38).

9. The dump semi-trailer according to claim 6, characterized in that the first water pipe (30) and the second water pipe (33) are both hard water pipes, and threaded holes are formed in the middle of the license plate mounting plate (5) close to one side of the lifting moving bar (8) at equal intervals.

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