CN112726365A

CN112726365A - Road engineering is with automatic filling device of road surface crack

Info

Publication number: CN112726365A
Application number: CN202110146598.5A
Authority: CN
Inventors: 王建刚
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-02-03
Filing date: 2021-02-03
Publication date: 2021-04-30

Abstract

The invention discloses an automatic pavement crack filling device for road engineering, which comprises a support and handrails arranged on two sides of the upper end of the support, wherein a movable storage battery device is arranged above one side of the support, a pneumatic liquid asphalt containing device is arranged on the other side of the support, a liquid asphalt heating and filling device is arranged below the support, and a crack pneumatic cleaning device is arranged below one side of the support. The cleaning spray head can uniformly heat liquid asphalt by using softened water as a medium, can heat and soften residual asphalt, avoids blockage of the gap type nozzle, can stably convey the liquid asphalt by using the pressure cylinder I and the pressure cylinder II, can clean cracks by using the cleaning spray head, can stir the softened water, is simple and convenient to operate, can obliquely spray compressed air by using the cleaning spray head by matching the rotating rod and the two limiting columns, and can keep vertical to a road surface by using the gap type nozzle, so that automatic filling is realized.

Description

Road engineering is with automatic filling device of road surface crack

Technical Field

The invention relates to the field of road engineering related equipment, in particular to an automatic pavement crack filling device for road engineering.

Background

Although asphalt pavement has excellent properties such as water resistance, shock absorption, corrosion resistance, and long service life, asphalt pavement is also prone to crack formation. The crack generation reasons of the asphalt pavement include environmental factors, pressure factors, asphalt quality and construction process factors. The crack that pitch formed needs in time to be repaired, otherwise the crack that has become will lead to among the crack soil matrix to irritate water and the water content is big after measures such as rainwater watering, and soil matrix water content can further lead to the condition such as soil matrix collapse to appear greatly, and then influences pitch life.

And when bituminous paving crack was filled, the filler material that uses the most was rubber asphalt crack pouring glue, and rubber asphalt crack pouring glue can effectually carry out cracked packing, but the unevenness can often appear in the road surface after finishing caulking, influences the filling effect on road surface, when using liquid petroleum asphalt to carry out crack filling, needs artifical manual filling, serious reduction staff's work efficiency.

Disclosure of Invention

The invention aims to solve the problems and designs an automatic pavement crack filling device for road engineering.

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

an automatic pavement crack filling device for road engineering comprises a support and handrails arranged on two sides of the upper end of the support, wherein a control switch is arranged on each handrail, a movable storage battery device is arranged above one side of the support, a pneumatic liquid asphalt containing device is arranged on the other side of the support, a liquid asphalt heating and filling device is arranged below the support, and a crack pneumatic cleaning device is arranged below one side of the support;

the pneumatic liquid asphalt containing device comprises an asphalt containing barrel, the asphalt containing barrel is fixedly arranged on a support, the asphalt containing barrel is fixedly connected with the support at an angle of 30 degrees, a communicating air pipe is arranged at the upper end of the side surface of one side of the asphalt containing barrel, an asphalt outlet pipe is arranged at the lower end of the asphalt containing barrel, a sealing barrel cover is arranged on the asphalt containing barrel, the sealing barrel cover is in threaded connection with the asphalt containing barrel, an annular sealing gasket is arranged at the upper end inside the sealing barrel cover, the sealing barrel cover is in sealing connection with the asphalt containing barrel through the annular sealing gasket, an adjusting sleeve is arranged at the center of the upper surface of the sealing barrel cover, an adjusting rod is arranged inside the adjusting sleeve, a sealing piston is arranged above the adjusting rod and is in sliding sealing connection with the adjusting sleeve, and a sealing baffle is arranged at the lower, the lower surface of the sealing baffle is provided with a conical sealing gasket which is movably contacted with the lower surface of the asphalt containing barrel, the upper end of the adjusting rod is provided with a rotating sleeve, the rotating sleeve is connected with the adjusting rod through an adjusting bearing, and the rotating sleeve is in threaded connection with the adjusting sleeve;

the liquid asphalt heating and filling device comprises a heating sleeve arranged at the lower end of a support, softened water is arranged inside the heating sleeve, a heating sleeve is arranged on one side of the lower surface of the heating sleeve, a slit type nozzle is arranged at the lower end inside the heating sleeve, a spiral conveying pipe is arranged inside the heating sleeve, the inlet end of the spiral conveying pipe is fixedly connected with an asphalt outlet pipe, the outlet end of the spiral conveying pipe is fixedly connected with the slit type nozzle, a spiral electric heating wire is arranged inside the heating sleeve, the spiral electric heating wire is sleeved outside the spiral conveying pipe, a stirring rotating shaft is arranged at the center inside of the heating sleeve, the stirring rotating shaft is connected with the heating sleeve through a stirring bearing, a plurality of square stirring plates are arranged on the stirring rotating shaft, the square stirring plates are uniformly distributed on the two sides of the stirring rotating shaft, and the square stirring plates on the, a first stirring bevel gear is installed at the lower end of the stirring rotating shaft, a mechanical seal bearing is installed below the outer side surface of the heating sleeve, a transmission rotating shaft is installed in the mechanical seal bearing, a second stirring bevel gear is installed at one end of the transmission rotating shaft and is meshed with the first stirring bevel gear, a driving fan blade is installed at the other end of the transmission rotating shaft, and a supporting rotating pulley device is arranged on the heating sleeve.

Further, it includes to support and rotate pulley gear heating sleeve both sides side surface center department installs T type axis of rotation, movable sleeve is equipped with the rotation lantern ring in the T type axis of rotation, install the dwang on the rotation lantern ring, connect through the pulley shaft between two dwangs, the removal pulley is installed at the both ends of pulley shaft, be connected through the pulley bearing between removal pulley and the sliding shaft, L type support frame is installed to heating sleeve both sides side surface lower extreme, supporting baseplate is installed to the lower extreme of two L type support frames, install two spacing posts on the heating sleeve both sides side surface, the dwang is located between two spacing posts.

Further, the pneumatic crack cleaning device comprises an electric air pump arranged below one side of the support, a first pressure cylinder is arranged on one side above the electric air pump, a second pressure cylinder is arranged on the other side above the electric air pump, the first pressure cylinder and the second pressure cylinder are fixedly connected with the support, the air outlet end of the electric air pump is fixedly connected with the first pressure cylinder through an air pump outlet pipe, the first pressure cylinder is fixedly connected with one end of the communicating air pipe, a first safety valve is arranged on the upper surface of the first pressure cylinder, the air outlet end of the first safety valve is fixedly connected with the second pressure cylinder through a pressure cylinder connecting pipe, a second safety valve is arranged on the upper surface of the second pressure cylinder, a cleaning air pipe is arranged on the lower surface of the second pressure cylinder, a cleaning support is arranged on the other side of the heating sleeve, a cleaning spray head is arranged on the cleaning support, and the cleaning spray, clean and install on the shower nozzle and clean the branch pipe, clean and install on the branch pipe and clean the solenoid valve, heating sleeve one side is equipped with the drive shower nozzle, drive shower nozzle and heating sleeve fixed connection, the drive shower nozzle is located drive flabellum top one side, install the drive trachea on the drive shower nozzle, install the drive solenoid valve on the drive trachea, clean the branch pipe and clean through three way connection fixed connection between the trachea.

Furthermore, the movable storage battery device comprises a storage battery containing frame arranged above one side of the support, a storage battery box movably contained in the storage battery containing frame, and a storage battery pack arranged in the storage battery box.

Further, the slit nozzle and the heating sleeve are arranged at an angle of 30 degrees.

Further, the softened water is filled in the heating sleeve and the heating sleeve.

Furthermore, the two limiting columns and the T-shaped rotating shaft form a 30-degree right-angled triangle.

Further, the rotation angle of the rotation lever is 30 °.

The road surface crack automatic filling device for road engineering manufactured by the technical scheme of the invention has the following beneficial effects:

this automatic filling device is as heating medium through demineralized water to heating spiral delivery pipe and slot type nozzle, on the one hand can make liquid pitch can carry out the even heating, guarantee pitch heating temperature's stability, make pitch can spray irrigation through slot type nozzle and fill, on the other hand can heat again the adhesion at spiral delivery pipe and the interior residual pitch of slot type nozzle, in order to guarantee to use again, the condition emergence that the jam can not take place for slot type nozzle.

This automatic filling device, through the use of relief valve one and relief valve two, can guarantee the invariant of a pressure section of thick bamboo internal pressure for the transport that liquid pitch can be stable can guarantee the invariant of two internal pressures of pressure section of thick bamboo again, makes to clean the shower nozzle and can clean the crack, and through the cooperation of drive shower nozzle and drive flabellum, can make the stirring pivot drive square stirring board stir demineralized water, improves spiral delivery pipe's heating efficiency simultaneously.

This automatic filling device through the cooperation of dwang and two spacing posts, makes the support carry out 30 angular rotation to the messenger cleans spraying compressed air that the shower nozzle can incline, and thus with the quick clean up of the waste residue in the crack, slit formula nozzle can keep perpendicular with the road surface again simultaneously, makes in liquid petroleum pitch can spray the crack, thereby carries out automatic filling.

This automatic filling device through the cooperation of handrail with remove the pulley, can make the device quick adjustment clean the position of shower nozzle and gap formula nozzle to the messenger cleans shower nozzle and gap formula nozzle and can be quick aligns the crack, makes things convenient for staff's operation, can support the device through the cooperation of supporting baseplate and removal pulley again simultaneously, makes things convenient for staff's use.

This automatic filling device, easy operation, convenient to use need not artifical manual to fill the crack, the effectual operation of having saved the staff, and the device structure is comparatively simple simultaneously, and weight is lower, makes things convenient for the staff to carry the removal.

Drawings

FIG. 1 is a schematic structural diagram of an automatic pavement crack filling device for road engineering according to the present invention;

FIG. 2 is a schematic view of the invention as shown in FIG. 1 after tilting;

FIG. 3 is a schematic view of a pneumatic liquid asphalt containment device according to the present invention;

FIG. 4 is a schematic view of a liquid asphalt heating and filling apparatus according to the present invention;

FIG. 5 is a schematic view of a heating sleeve according to the present invention;

FIG. 6 is a schematic view of the supporting rotating pulley arrangement of the present invention;

FIG. 7 is a partial schematic view of the pneumatic crack cleaning device of the present invention;

FIG. 8 is an enlarged view of a portion of the pneumatic crack cleaning device of the present invention;

FIG. 9 is a top view of the armrest of the present invention;

in the figure, 1, a bracket; 2. a handrail; 3. a control switch; 4. an asphalt containing cylinder; 5. is communicated with the air pipe; 6. discharging a pitch pipe; 7. a sealing cylinder cover; 8. an annular seal; 9. an adjustment sleeve; 10. adjusting a rod; 11. a sealing piston; 12. sealing the baffle; 13. a conical seal; 14. rotating the sleeve; 15. adjusting the bearing; 16. heating the sleeve; 17. softening water; 18. heating the sleeve; 19. a slot nozzle; 20. a spiral conveying pipe; 21. a spiral electric heating wire; 22. a stirring rotating shaft; 23. a stirring bearing; 24. a square stirring plate; 25. a first stirring bevel gear; 26. a mechanical seal bearing; 27. a transmission rotating shaft; 28. a second stirring bevel gear; 29. driving the fan blades; 30. a T-shaped rotating shaft; 31. rotating the lantern ring; 32. rotating the rod; 33. a pulley shaft; 34. a movable pulley; 35. an L-shaped support frame; 36. a support base plate; 37. a limiting column; 38. an electric air pump; 39. a first pressure cylinder; 40. a second pressure cylinder; 41. an air pump outlet pipe; 42. a first safety valve; 43. a pressure cylinder connecting pipe; 44. a second safety valve; 45. cleaning the air pipe; 46. cleaning the bracket; 47. cleaning the spray head; 48. cleaning the branch pipe; 49. cleaning the electromagnetic valve; 50. driving the spray head; 51. driving the air pipe; 52. driving the electromagnetic valve; 53. a three-way joint; 54. a storage battery containing frame; 55. a battery case; 56. and (5) a storage battery pack.

Detailed Description

The invention is described in detail below with reference to the drawings, which are shown in fig. 1-9.

In this device, storage battery 56 is through piecing and device electric connection to make storage battery 56 can be quick dismantle and place the use, storage battery 56 supplies power with spiral electric heating wire 21, electronic air pump 38, clean solenoid valve 49, drive solenoid valve 52 electric connection respectively through control switch 3, controls the operation and the stop of spiral electric heating wire 21, electronic air pump 38, clean solenoid valve 49 and drive solenoid valve 52 through control switch 3, thereby controls the operation of whole device.

The invention of the scheme is characterized in that the structure design of the pneumatic liquid asphalt containing device is combined with an attached drawing 1, an attached drawing 2 and an attached drawing 3, the pneumatic liquid asphalt containing device comprises an asphalt containing cylinder 4, the asphalt containing cylinder 4 is fixedly arranged on a bracket 1, the asphalt containing cylinder 4 is fixedly connected with the bracket 1 at an angle of 30 degrees, the upper end of one side surface of the asphalt containing cylinder 4 is provided with a communicated air pipe 5, the lower end of the asphalt containing cylinder 4 is provided with an asphalt outlet pipe 6, the asphalt containing cylinder 4 is provided with a sealing cylinder cover 7, the sealing cylinder cover 7 is in threaded connection with the asphalt containing cylinder 4, the upper end inside the sealing cylinder cover 7 is provided with an annular sealing gasket 8, the sealing cylinder cover 7 is in sealing connection with the asphalt containing cylinder 4 through the annular sealing gasket 8, the center of the upper surface of the sealing cylinder cover 7 is provided with an adjusting sleeve 9, the sealing piston 11 is connected with the adjusting sleeve 9 in a sliding and sealing mode, the lower end of the adjusting rod 10 is provided with a sealing baffle 12, the lower surface of the sealing baffle 12 is provided with a conical sealing gasket 13, the conical sealing gasket 13 is movably contacted with the lower surface of the asphalt containing barrel 4, the upper end of the adjusting rod 10 is provided with a rotating sleeve 14, the rotating sleeve 14 is connected with the adjusting rod 10 through an adjusting bearing 15, and the rotating sleeve 14 is in threaded connection with the adjusting sleeve 9; through the threaded connection who rotates sleeve 14 and adjusting sleeve 9, thereby it goes up and down to drive adjusting lever 10, make conical sealing pad 13 on the sealed baffle 12 block up through going on pitch exit tube 6, thereby make things convenient for the staff to control the operation of pitch filling work, and slide through sealing piston 11 between adjusting sleeve and the adjusting lever and seal, can effectively guarantee that pitch holds the inside leakproofness of a section of thick bamboo 4, avoid pitch to hold a section of thick bamboo 4 and take place to reveal, and sealed cover 7 holds a section of thick bamboo 4 with pitch and passes through threaded connection, and seal up 8 through the annular, can make liquid petroleum pitch can be convenient for hold the use, and pitch holds and is 30 contained angles between a section of thick bamboo 4 and the support 1, pitch holds a section of thick bamboo 4 and can keep vertical after can making the support slope, thereby make things convenient for liquid petroleum pitch's emission.

The invention of the scheme lies in the structural design of the liquid asphalt heating and filling device, with reference to figure 1, figure 2, figure 4, figure 5 and figure 6, the liquid asphalt heating and filling device comprises a heating sleeve 16 mounted at the lower end of a support 1, softened water 17 is arranged in the heating sleeve 16, a heating sleeve 18 is mounted on one side of the lower surface of the heating sleeve 16, a slit nozzle 19 is mounted at the lower end in the heating sleeve 18, a spiral conveying pipe 20 is arranged in the heating sleeve 16, the inlet end of the spiral conveying pipe 20 is fixedly connected with an asphalt outlet pipe 6, the outlet end of the spiral conveying pipe 20 is fixedly connected with the slit nozzle 19, a spiral electric heating wire 21 is arranged in the heating sleeve 16, the spiral electric heating wire 21 is sleeved outside the spiral conveying pipe 20, a stirring rotating shaft 22 is arranged at the center in the heating sleeve 16, the stirring rotating shaft 22 is, a plurality of square stirring plates 24 are arranged on the stirring rotating shaft 22, the square stirring plates 24 are uniformly distributed on two sides of the stirring rotating shaft 22, the square stirring plates 24 positioned on two sides of the stirring rotating shaft 22 are distributed in a staggered manner, a first stirring bevel gear 25 is arranged at the lower end of the stirring rotating shaft 22, a mechanical sealing bearing 26 is arranged below the outer side surface of the heating sleeve 16, a transmission rotating shaft 27 is arranged in the mechanical sealing bearing 26, a second stirring bevel gear 28 is arranged at one end of the transmission rotating shaft 27, the second stirring bevel gear 28 is meshed with the first stirring bevel gear 25, a driving fan blade 29 is arranged at the other end of the transmission rotating shaft 27, a supporting and rotating pulley device is arranged on the heating sleeve 16, the supporting and rotating pulley device comprises a T-shaped rotating shaft 30 arranged at the center of the side surface on two sides of the heating sleeve 16, a rotating sleeve ring 31 is movably, the two ends of the pulley shaft 33 are provided with movable pulleys 34, the movable pulleys 34 are connected with the pulley shaft 33 through pulley bearings, the lower ends of the side surfaces of the two sides of the heating sleeve 16 are provided with L-shaped support frames 35, the lower ends of the two L-shaped support frames 35 are provided with support bottom plates 36, the side surfaces of the two sides of the heating sleeve 16 are provided with two limit columns 37, and the rotating rod 32 is positioned between the two limit columns 37; the softened water 17 can be filled between the heating sleeve 18 and the slit nozzle 19 by using the heating sleeve 18, so that the slit nozzle 19 can be heated, the slit nozzle 19 is prevented from being blocked due to the hardening of the liquid petroleum asphalt, the device is convenient to use for multiple times, the softened water 17 is used as a heating medium, on one hand, the phenomenon that the heating effect of the spiral electric heating wire 21 is influenced by scale generated during the medium heating can be avoided, on the other hand, the spiral conveying pipe 20 can be fully heated, the heating uniformity is kept, the liquid petroleum asphalt is heated more uniformly when being conveyed in the spiral conveying pipe 20, the stirring rotating shaft 22 can drive the square stirring plate 24 to rotate by driving the rotation of the fan blades 29, so that the softened water 17 can rotate in the heating sleeve 16, and the heat transfer efficiency is more efficient, and rotate between two spacing posts 37 through dwang 32, can make the support rotate at 30 angle within ranges to make things convenient for staff's use.

The invention is characterized in that the crack pneumatic cleaning device is structurally designed, and with reference to fig. 1, fig. 7 and fig. 8, the crack pneumatic cleaning device comprises an electric air pump 38 mounted below one side of a support 1, a first pressure cylinder 39 mounted on one side above the electric air pump 38, a second pressure cylinder 40 mounted on the other side above the electric air pump 38, the first pressure cylinder 39 and the second pressure cylinder 40 are fixedly connected with the support 1, an air outlet end of the electric air pump 38 is fixedly connected with the first pressure cylinder 39 through an air pump outlet pipe 41, the first pressure cylinder 39 is fixedly connected with one end of a communicating air pipe 5, a first safety valve 42 is mounted on the upper surface of the first pressure cylinder 39, an air outlet end of the first safety valve 42 is fixedly connected with the second pressure cylinder 40 through a pressure cylinder connecting pipe 43, a second safety valve 44 is mounted on the upper surface of the second pressure cylinder 40, a cleaning air pipe 45 is mounted on the lower surface of, a cleaning nozzle 47 is mounted on the cleaning bracket 46, the cleaning nozzle 47 is perpendicular to the heating sleeve 16, a cleaning branch pipe 48 is mounted on the cleaning nozzle 47, a cleaning electromagnetic valve 49 is mounted on the cleaning branch pipe 48, a driving nozzle 50 is arranged on one side of the heating sleeve 16, the driving nozzle 50 is fixedly connected with the heating sleeve 16, the driving nozzle 50 is positioned on one side above the driving fan blades 29, a driving air pipe 51 is mounted on the driving nozzle 50, a driving electromagnetic valve 52 is mounted on the driving air pipe 51, and the driving air pipe 51, the cleaning branch pipe 48 and the cleaning air pipe 45 are fixedly connected through a three-way joint 53; through the use of the first safety valve 43 and the second safety valve 44, the constant air pressure can be kept inside the first pressure cylinder 39 and the second pressure cylinder 40, the constant air pressure inside the first pressure cylinder 39 can ensure that the liquid petroleum asphalt can be conveyed at a constant speed, meanwhile, the liquid petroleum asphalt can be sprayed and filled through the slit type spray head 19 through the pressure of air, the constant air pressure can be kept inside the second pressure cylinder 40, the high-pressure air flow can be stably sprayed out through the cleaning spray head 47 and the driving spray head 50, the high-pressure air flow is sprayed through the cleaning spray head 47, the residue in the pavement crack can be quickly cleaned, the high-pressure air flow is sprayed through the driving spray head 50, the rotation of the driving fan blades 29 can be driven, the softened water 17 can be stirred and flows, and the heat transfer efficiency is improved.

In this device, movable battery device holds frame 54 in through placing battery box 55 at the battery to make placing that battery box 55 can be stable on the device, simultaneously through joint and device electric connection, thereby quick completion storage battery 56's installation, convenient and fast simple to use.

The working principle is as follows:

charging the storage battery pack 56, and when the device needs to be used after charging is completed, manually moving the device to a transport vehicle by a worker, placing the storage battery box 55 on the transport vehicle together, and transporting the device and the storage battery box 55 to a road surface repairing place by the transport vehicle;

after the device is moved to a pavement repairing place, the worker inclines the support 1 and manually pushes the support 1 to enable the support 1 to slide on the ground through the movable pulley 34, so that the device is moved to a pavement crack, the worker manually rotates the sealing cylinder cover 7 at the moment and takes the sealing cylinder cover 7 off the asphalt containing cylinder 4, the worker manually pours No. 90 liquid petroleum asphalt into the asphalt containing cylinder 4 at the moment, after the No. 90 liquid petroleum asphalt is poured into a certain amount, the worker further installs the sealing cylinder cover 7 on the asphalt containing cylinder 4 at the moment, the asphalt containing cylinder 4 and the sealing cylinder cover 7 are sealed through the annular sealing gasket 8 at the moment, the asphalt outlet pipe 6 is sealed through the sealing baffle plate 12 and the conical sealing gasket 13 at the moment, and the worker manually places the storage battery box 55 into the storage battery containing frame 54 at the moment, the storage battery pack 56 is connected with the power supply access end of the device through a connector, and then the device can be controlled to perform automatic filling work through the control switch 3;

at this time, the control switch 3 controls the electric air pump 38 to start working, the electric air pump 38 pumps air into the air pump outlet pipe 41, the air is conveyed into the first pressure cylinder 39 through the air pump outlet pipe 41, then the air is stored in the first pressure cylinder 39, the first pressure cylinder 39 is connected with the asphalt containing cylinder 4 through the communicating air pipe 5, so that the pressure inside the first pressure cylinder 39 is the same as the pressure inside the asphalt containing cylinder 4, the pressure is synchronously lifted, the air is continuously injected into the first pressure cylinder 39 along with the continuous working of the electric air pump 38, when the pressure inside the first pressure cylinder 39 reaches a set value, the pressure inside the first pressure cylinder 39 exceeds the set value of the first safety valve 42 along with the continuous input of the air, at the moment, the first safety valve 42 is in an open state, the air is exhausted to the pressure cylinder connecting pipe 43, and when the pressure inside the first pressure cylinder 39 is lower than the set value of the, at the moment, the first safety valve 42 is in a closed state, the first safety valve 42 is opened and closed intermittently along with the continuous injection of the gas, the gas discharged by the first safety valve 42 is conveyed into the second pressure cylinder 40 through the pressure cylinder connecting pipe 43 and is stored in the second pressure cylinder 40, when the gas pressure in the second pressure cylinder 40 reaches the set value of the second safety valve 44, the second safety valve 44 starts to discharge the gas to the outside along with the work of the electric air pump 38, and at the moment, the initial inflation work of the device is finished;

at the moment, a worker manually holds the handrail 2 and pulls the handrail 2 to rotate the support 1, the support 1 rotates by an angle of 30 degrees, the support 1 drives the heating sleeve 16 to rotate along with the rotation of the support 1, the heating sleeve 16 is connected with the T-shaped rotating shaft 30 through the rotating sleeve 31 to rotate the support 1, the support 1 and the heating sleeve 16 are supported through the moving pulley 34 and the rotating rod 32, in the rotating process of the support 1, the rotating rod 32 is positioned between the two limiting columns 37, so that when the heating sleeve 16 rotates along with the support 1, the rotating rod 32 moves from one limiting column 37 to the other limiting column 37 and is limited through the limiting columns 37, the rotating rod 32 is limited through the gravity of the device and the limiting columns 37, the rotating angle of the support 1 is fixed, and the operation of the worker is facilitated, after the support 1 is rotated, the worker visually observes the included angle between the gap type nozzle 19 and the road surface and slightly adjusts the support 1 manually, so that the gap type nozzle 19 is vertical to the road surface, and the adjustment of the device is finished;

at the moment, the spiral electric heating wire 21 is controlled to start to work through the control switch 3, the spiral electric heating wire 21 starts to generate heat after being electrified, so that the softened water 17 is heated, meanwhile, the cleaning electromagnetic valve 49 and the driving electromagnetic valve 52 are controlled to work through the control switch 3, so that the cleaning electromagnetic valve 49 and the driving electromagnetic valve 52 are in an open state, at the moment, the compressed gas in the pressure cylinder II 40 is discharged through the cleaning gas pipe 45 and is respectively conveyed into the cleaning gas pipe 45 and the driving gas pipe 51 through the three-way joint 53, the compressed gas is conveyed into the cleaning spray head 47 through the cleaning gas pipe 45 and is sprayed with high-pressure gas flow through the cleaning spray head 47, the compressed gas is conveyed into the driving spray head 5O through the driving gas pipe 51, and;

at this time, the worker pushes the bracket 1 manually, so that the bracket 1 drives the cleaning nozzle 47 to start moving along the pavement crack, and at the same time, because the included angle between the cleaning nozzle 47 and the ground bracket is 60 °, the cleaning nozzle 47 jets high-pressure air flow obliquely downward, so that the residue in the pavement crack is cleaned by the high-pressure air flow obliquely downward, and the high-pressure air flow jetted by the driving nozzle 50 blows the driving fan blade 29 to start rotating, the driving fan blade 29 drives the transmission rotating shaft 27 to start rotating, the transmission rotating shaft 27 drives the second stirring bevel gear 28 to rotate, the second stirring bevel gear 28 is meshed with the first stirring bevel gear 25 to start rotating the stirring rotating shaft 22, and the rotating of the stirring rotating shaft 22 drives the square stirring plate 24 on the stirring rotating shaft 22 to rotate, so that the softened water 17 is stirred by the square stirring plate 24, and the softened water 17 rotates in the heating sleeve 16, the softened water 17 can be fully contacted with the spiral electric heating wire 21, so that the heating efficiency of the softened water 17 is improved, and the softened water 17 can flush the spiral conveying pipe 20 through the flowing of the softened water 17, so that the heat transfer efficiency of the spiral conveying pipe 20 is improved, and the spiral conveying pipe 20 can conduct higher heat transfer;

after the pavement crack is cleaned, the worker turns around through the handrail control bracket 1 to move the slit nozzle 19 to the position above the pavement crack again, the worker controls the cleaning electromagnetic valve 49 to be closed through the control switch 3 to stop the cleaning spray head 47 from spraying high-pressure air flow, simultaneously, the softened water 17 heats the spiral conveying pipe 20 and the slit nozzle 19 to soften hardened petroleum asphalt remained in the spiral conveying pipe 20 and the slit nozzle 19 so as to avoid the blockage of the spiral conveying pipe 20 and the slit nozzle 19, then the worker manually controls the rotating sleeve 14 to rotate, the rotating sleeve 14 gradually rises along with the rotation of the rotating sleeve 14 and is connected with the adjusting sleeve 9 through the thread of the rotating sleeve 14 and the adjusting rod 10 through the adjusting bearing 15 so as to avoid the rotation of the adjusting rod 10, along with the rising of the rotating sleeve 14, the rotating sleeve 14 drives the adjusting rod 10 to rise, so that the adjusting rod 10 drives the sealing baffle 12 and the conical sealing gasket 13 to rise, so that the asphalt outlet pipe 6 is in an open state, at the moment, No. 90 liquid petroleum asphalt enters the asphalt outlet pipe 6 through the air pressure inside the asphalt containing barrel 4 and is conveyed into the spiral conveying pipe 20 through the asphalt outlet pipe 6, the No. 90 liquid petroleum asphalt flows in the spiral conveying pipe 20 and is heated to a softening point through the heat transfer of the spiral conveying pipe 20, the No. 90 liquid petroleum asphalt enters the slit type nozzle 19 through the spiral conveying pipe 20 and is sprayed into a pavement crack through the slit type nozzle 19, so that the pavement crack is filled, at the moment, a worker manually pushes the support 1 to move along the pavement crack, so that the slit nozzle 19 automatically fills the whole pavement crack;

in the automatic asphalt filling process, due to the continuous operation of the electric air pump 38, air is continuously injected into the first pressure cylinder 39, so that the air pressure inside the first pressure cylinder 39 is kept constant, and redundant air is discharged into the second pressure cylinder 40 through the first safety valve 40, so that the air pressure inside the second pressure cylinder 40 is kept constant, and the redundant air pressure inside the second pressure cylinder 40 is discharged to the outside through the second safety valve 44;

after pavement cracks are completely filled, the worker controls the electric air pump 38 and the spiral electric heating wire 21 to stop working, the rotating sleeve 14 is controlled to rotate reversely through manual control, the rotating sleeve 14 is connected with the adjusting sleeve 9 through threads, the rotating sleeve 14 descends gradually, the adjusting rod 10 is driven to descend, the adjusting rod 10 drives the sealing baffle plate 12 and the conical sealing gasket 13 to descend, the asphalt outlet pipe 6 is blocked, No. 90 liquid petroleum asphalt is prevented from being sprayed again, then the gas in the second pressure cylinder 40 is sprayed through the driving spray head 50, and the air pressure in the second pressure cylinder 40 is reduced to normal pressure;

at this moment, the staff can rotate the sealing cylinder cover 7 manually, so that the gas inside the first pressure cylinder 39 is discharged through the asphalt containing cylinder 4, the safety of the device is guaranteed, and after the gas inside the first pressure cylinder 39 is discharged, the sealing cylinder cover 7 is mounted on the asphalt containing cylinder 4 at this moment.

In this device, can set up the thermocouple thermometer on heating sleeve to detect demineralized water 17's temperature, so that the staff can the temperature of accurate control demineralized water 17, make No. 90 liquid petroleum asphalt be heated more accurately.

The technical solutions described above only represent the preferred technical solutions of the present invention, and some possible modifications to some parts of the technical solutions by those skilled in the art all represent the principles of the present invention, and fall within the protection scope of the present invention.

Claims

1. The automatic pavement crack filling device for the road engineering comprises a support (1) and handrails (2) arranged on two sides of the upper end of the support (1), wherein a control switch (3) is arranged on each handrail (2), a movable storage battery device is arranged above one side of the support (1), and the automatic pavement crack filling device is characterized in that a pneumatic liquid asphalt containing device is arranged on the other side of the support (1), a liquid asphalt heating and filling device is arranged below the support (1), and a crack pneumatic cleaning device is arranged below one side of the support (1);

the pneumatic liquid asphalt containing device comprises an asphalt containing cylinder (4), wherein the asphalt containing cylinder (4) is fixedly mounted on a support (1), the asphalt containing cylinder (4) is fixedly connected with the support (1) at an angle of 30 degrees, the asphalt containing cylinder (4) is provided with a communicated air pipe (5) at the upper end of one side surface, the asphalt containing cylinder (4) is provided with an asphalt outlet pipe (6) at the lower end, the asphalt containing cylinder (4) is provided with a sealing cylinder cover (7), the sealing cylinder cover (7) is in threaded connection with the asphalt containing cylinder (4), an annular sealing gasket (8) is mounted at the upper end inside the sealing cylinder cover (7), the sealing cylinder cover (7) and the asphalt containing cylinder (4) are in sealed connection through the annular sealing gasket (8), an adjusting sleeve (9) is mounted at the center of the upper surface of the sealing cylinder cover (7), and an adjusting rod (10) is arranged inside the adjusting sleeve (9), a sealing piston (11) is installed above the adjusting rod (10), the sealing piston (11) is connected with the adjusting sleeve (9) in a sliding and sealing mode, a sealing baffle (12) is installed at the lower end of the adjusting rod (10), a conical sealing gasket (13) is installed on the lower surface of the sealing baffle (12), the conical sealing gasket (13) is movably contacted with the lower surface of the asphalt containing barrel (4), a rotating sleeve (14) is arranged at the upper end of the adjusting rod (10), the rotating sleeve (14) is connected with the adjusting rod (10) through an adjusting bearing (15), and the rotating sleeve (14) is in threaded connection with the adjusting sleeve (9);

liquid asphalt heating filling device includes heating sleeve (16) is installed to support (1) lower extreme, heating sleeve (16) inside is equipped with demineralized water (17), heating sleeve (18) is installed to heating sleeve (16) lower surface one side, slit formula nozzle (19) are installed to the inside lower extreme of heating sleeve (18), heating sleeve (16) inside is equipped with spiral delivery pipe (20), the entrance point and pitch exit tube (6) fixed connection of spiral delivery pipe (20), the exit end and slit formula nozzle (19) fixed connection of spiral delivery pipe (20), the inside spiral electric heating wire (21) that is equipped with of heating sleeve (16), spiral electric heating wire (21) cover is in the spiral delivery pipe (20) outside, the inside center department of heating sleeve (16) is equipped with stirring pivot (22), be connected through stirring bearing (23) between stirring pivot (22) and heating sleeve (16), install a plurality of square stirring boards (24) on stirring pivot (22), square stirring board (24) evenly distributed is in the both sides of stirring pivot (22), square stirring board (24) crisscross distribution that is located stirring pivot (22) both sides, stirring bevel gear (25) are installed to the lower extreme of stirring pivot (22), mechanical seal bearing (26) are installed to heating sleeve (16) outside surface below, install transmission pivot (27) in mechanical seal bearing (26), two (28) of stirring bevel gear are installed to the one end of transmission pivot (27), two (28) of stirring bevel gear interlock mutually with one (25) of stirring bevel gear, drive fan blade (29) are installed to the other end of transmission pivot (27), be equipped with the support rotating pulley device on heating sleeve (16).

2. The automatic pavement crack filling device for road engineering according to claim 1, wherein the supporting rotary pulley device comprises a heating sleeve (16) with a T-shaped rotating shaft (30) installed at the center of the side surfaces at both sides, the T-shaped rotating shaft (30) is movably sleeved with a rotary sleeve ring (31), the rotary sleeve ring (31) is provided with a rotary rod (32), the two rotary rods (32) are connected through a pulley shaft (33), the two ends of the pulley shaft (33) are provided with movable pulleys (34), the movable pulleys (34) are connected with the sliding shaft (33) through pulley bearings, the lower ends of the side surfaces at both sides of the heating sleeve (16) are provided with L-shaped supporting frames (35), the lower ends of the two L-shaped supporting frames (35) are provided with a supporting bottom plate (36), and the side surfaces at both sides of the heating sleeve (16) are provided with two limiting columns (37), the rotating rod (32) is positioned between the two limiting columns (37).

3. The automatic pavement crack filling device for road engineering according to claim 1, wherein the pneumatic crack cleaning device comprises an electric air pump (38) installed below one side of the bracket (1), a first pressure cylinder (39) installed on one side above the electric air pump (38), a second pressure cylinder (40) installed on the other side above the electric air pump (38), the first pressure cylinder (39) and the second pressure cylinder (40) are fixedly connected with the bracket (1), the air outlet end of the electric air pump (38) is fixedly connected with the first pressure cylinder (39) through an air pump outlet pipe (41), the first pressure cylinder (39) is fixedly connected with one end of the communicating air pipe (5), a first safety valve (42) is installed on the upper surface of the first pressure cylinder (39), and the air outlet end of the first safety valve (42) is fixedly connected with the second pressure cylinder (40) through a pressure cylinder connecting pipe (43), a second safety valve (44) is mounted on the upper surface of the second pressure cylinder (40), a cleaning air pipe (45) is mounted on the lower surface of the second pressure cylinder (40), a cleaning support (46) is mounted on the other side of the lower surface of the heating sleeve (16), a cleaning spray head (47) is mounted on the cleaning support (46), the cleaning spray head (47) is perpendicular to the heating sleeve (16), a cleaning branch pipe (48) is mounted on the cleaning spray head (47), a cleaning electromagnetic valve (49) is mounted on the cleaning branch pipe (48), a driving spray head (50) is arranged on one side of the heating sleeve (16), the driving spray head (50) is fixedly connected with the heating sleeve (16), the driving spray head (50) is located on one side above the driving fan blades (29), a driving air pipe (51) is mounted on the driving spray head (50), and a driving electromagnetic valve (52) is mounted on the driving air pipe, the driving air pipe (51), the cleaning branch pipe (48) and the cleaning air pipe (45) are fixedly connected through a three-way joint (53).

4. The automatic pavement crack filling device for road engineering according to claim 1, characterized in that the movable storage battery device comprises a storage battery containing frame (54) installed above one side of the bracket (1), a storage battery box (55) is movably contained in the storage battery containing frame (54), and a storage battery pack (56) is installed in the storage battery box (55).

5. The automatic pavement crack-filling device for road engineering according to claim 1, characterized in that the slit nozzle (19) is installed at an angle of 30 ° with the heating sleeve (16).

6. The automatic pavement crack-filling device for road engineering according to claim 1, wherein the softened water (17) is filled in the heating sleeve (18) and the heating sleeve (16).

7. The automatic pavement crack filling device for road engineering according to claim 2, wherein the two limiting columns (37) and the T-shaped rotating shaft (30) form a right triangle with an angle of 30 degrees.

8. The automatic pavement crack-filling device for road engineering according to claim 2, wherein the rotation angle of the rotation rod (32) is 30 °.