CN111877112A - Road crack repairing method and road crack repairing machine - Google Patents
Road crack repairing method and road crack repairing machine Download PDFInfo
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- CN111877112A CN111877112A CN202010726664.1A CN202010726664A CN111877112A CN 111877112 A CN111877112 A CN 111877112A CN 202010726664 A CN202010726664 A CN 202010726664A CN 111877112 A CN111877112 A CN 111877112A
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
- E01C23/00—Auxiliary devices or arrangements for constructing, repairing, reconditioning, or taking-up road or like surfaces
- E01C23/06—Devices or arrangements for working the finished surface; Devices for repairing or reconditioning the surface of damaged paving; Recycling in place or on the road
- E01C23/09—Devices or arrangements for working the finished surface; Devices for repairing or reconditioning the surface of damaged paving; Recycling in place or on the road for forming cuts, grooves, or recesses, e.g. for making joints or channels for markings, for cutting-out sections to be removed; for cleaning, treating, or filling cuts, grooves, recesses, or fissures; for trimming paving edges
- E01C23/096—Devices or arrangements for working the finished surface; Devices for repairing or reconditioning the surface of damaged paving; Recycling in place or on the road for forming cuts, grooves, or recesses, e.g. for making joints or channels for markings, for cutting-out sections to be removed; for cleaning, treating, or filling cuts, grooves, recesses, or fissures; for trimming paving edges for forming, opening-out, cleaning, drying or heating and filling
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
- E01C23/00—Auxiliary devices or arrangements for constructing, repairing, reconditioning, or taking-up road or like surfaces
- E01C23/14—Auxiliary devices or arrangements for constructing, repairing, reconditioning, or taking-up road or like surfaces for heating or drying foundation, paving, or materials thereon, e.g. paint
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- Mining & Mineral Resources (AREA)
- Road Repair (AREA)
Abstract
The invention relates to a road crack repairing method, which comprises the following steps: s01, slotting or expanding the crack to obtain a slot; s02, removing impurities, chips and loose and broken concrete which affect the bonding effect on the wall surface of the slot in the S1 to expose a solid wall surface; s3, filling the slot; the step of S2 includes cleaning the bottom of the slot with water and impurities. The invention can treat the water at the bottom and the wall surface of the groove and the impurities at the bottom of the groove, and avoids the influence of the water on the bonding fastness and the structural strength of the filling material and the road structure after filling.
Description
Technical Field
The invention relates to the technical field of road repairing, in particular to a road gap repairing method and a road gap repairing machine.
Background
At present, after asphalt and cement pavements are used for a period of time, cracks, ruts, pot holes and the like are easy to appear, wherein the cracks are one of the most diseases. The road surface rainwater can permeate the roadbed through the cracks due to the generation of the cracks, the lightness and the stability of the roadbed can be seriously weakened, and the pavement can be seriously damaged, so that the asphalt pavement crack repairing technology research has great engineering application requirements along with the rapid development of the asphalt pavement of the expressway in China, and has important significance for delaying the service performance deterioration rate of the pavement, improving the pavement maintenance efficiency and prolonging the service life of the pavement.
The prior invention patent with publication number CN104480844A discloses a method for repairing a crack of an asphalt concrete road, which is characterized by comprising the following steps: s1: performing slotting or seam expanding treatment along the trend and the shape of the seam to obtain a seam opening; s2: removing impurities, scraps and loose and broken concrete which influence the bonding effect on the wall surface of the slot opening to expose a solid wall surface; s3: selecting drilling points along the slot according to the damage condition of the crack, drilling after the drilling points are determined, and cleaning the hole and the slot after the hole is drilled; s4: mounting the lower end of a grouting needle nozzle into the hole, wherein the grouting needle nozzle is higher than the road surface; s5: pouring a repairing material along the slot and avoiding the grouting needle nozzle until the sealing of the slot is finished; s6: and connecting the grouting machine with the grouting needle nozzle, and performing pressure grouting on the repairing material to finish repairing the crack.
The above prior art solutions have the following drawbacks: after the rain day, water seeps into the crack, so that water remains at the bottom and the surface of the crack, and the repairing method only removes impurities, fragments and loose and broken concrete which affect the bonding effect on the wall surface of the crack after grooving or joint expansion treatment is carried out on the crack, and does not treat the water at the bottom and the wall surface of the crack and impurities at the bottom of the crack, so that the bonding fastness and the structural strength of the filling material and the road structure are affected after filling.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide a road crack repairing method, which avoids the influence of water on the bottom and the wall surface and impurities on the bottom of the groove on the bonding fastness and the structural strength of a filling material and a road structure.
The above object of the present invention is achieved by the following technical solutions: a method of repairing a road crack, comprising: s01, slotting or expanding the crack to obtain a slot; s02, removing impurities, chips and loose and broken concrete which affect the bonding effect on the wall surface of the slot in the S1 to expose a solid wall surface; s3, filling the slot; the step of S2 includes cleaning the bottom of the slot with water and impurities.
Through adopting above-mentioned technical scheme, when carrying out road crack repair, carry out fluting or expand the seam to the crack earlier, make original crack become a little more, make things convenient for follow-up equipment to stretch into in the crack to clear up and fill the crack, then clear up the water and the impurity of slot joint wall and bottom surface, reduce water and impurity to the influence of follow-up work of filling, pour into the repair material into the slot joint at last, accomplish the repair work, water and impurity through multislot wall and bottom surface all clear up, make after the repair material pours into the slot joint with cell wall and tank bottom all can be good combination, guarantee to fill the effect.
The present invention in a preferred example may be further configured to: the specific mode of cleaning in the S2 is to carry out water absorption, drying and dust collection treatment on the inner wall and the bottom of the slot.
By adopting the technical scheme, most of water can be removed by water absorption, residual water can be evaporated by drying, dust absorption is used for absorbing impurities in the slot opening, and air containing water vapor generated by drying is absorbed; in addition, the airflow generated by dust suction can also accelerate the airflow speed during drying, thereby accelerating the evaporation of water.
The present invention in a preferred example may be further configured to: and S21 is also arranged between the S2 and the S3, a waterproof coating is brushed on the inner wall and the bottom of the slot, and S3 is carried out after the waterproof coating is solidified.
By adopting the technical scheme, the waterproof coating is utilized to separate the concrete part of the slot from the filling material filled in the later period, so that on one hand, water in the filling material is prevented from permeating into the inner wall of the slot when the filling is carried out, and on the other hand, water can be prevented from permeating into the inner wall of the slot after the filling is finished.
A second object of the present invention is to provide a road crack patching machine for better cleaning impurities and moisture in the slits.
The above object of the present invention is achieved by the following technical solutions: a road crack repairing machine is used for the road crack repairing method according to claim 2, and comprises a bottom plate, a charging bucket arranged on the bottom plate, and a grouting assembly arranged on the charging bucket and used for grouting repairing materials in the charging bucket into a slot, wherein the bottom plate is further provided with a suction device and a drying device, the suction device comprises a suction pipe and a suction pump, the suction pump is arranged on the bottom plate, and the suction pipe is connected with a suction inlet of the suction pump.
Through adopting above-mentioned technical scheme, the bottom plate plays the bearing effect, and the storage bucket is used for storing the repair material that is used for filling the crack, and the slip casting subassembly is arranged in pouring into the crack with the repair material in the storage bucket when repairing into the line of mouth, and drying device carries out drying process to the crack, and suction means utilizes the aspirator pump to breathe in, thereby gas and impurity in the crack get into the suction tube under the suction of suction tube and are detached to the completion is to the work of getting rid of impurity and moisture in the crack.
The present invention in a preferred example may be further configured to: a storage hopper is arranged between the suction pipe and the air suction pump, and a first filter plate for blocking dust and impurities is arranged between the storage hopper and the air suction pump.
Through adopting above-mentioned technical scheme, first filter is used for making the air pass through to stop breathing pipe department inspiratory impurity and dust, impurity and dust on the first filter can fall into to store and fight and collect.
The present invention in a preferred example may be further configured to: the storage hopper is connected with the air suction pump through a first connecting pipe and a second connecting pipe, a water retaining assembly is arranged between the first connecting pipe and the second connecting pipe and comprises an ascending air flow section which is vertically arranged, a horizontal air flow section which is horizontally arranged, a backflow section which is vertically arranged, a first condensation water retaining plate and a water receiving tank, the second connecting pipe is arranged in parallel with the first connecting pipe and is higher than the first connecting pipe, one end of the first connecting pipe, far away from the air suction pump, is connected with the storage hopper, the other end of the first connecting pipe is connected with the horizontal air flow section, the top wall of the first connecting pipe is connected with the bottom end of the ascending air flow section, one end of the second connecting pipe, far away from the storage hopper, is connected with the air suction pump, the other end of the second connecting pipe is connected with the top end of the backflow section, the backflow section vertically extends downwards and is connected with the horizontal air flow, the other end of the water receiving groove extends downwards towards the first connecting pipe in an inclined mode, and the water receiving groove is located below the first condensation water baffle to receive water dropping from the first condensation water baffle.
By adopting the technical scheme, moisture is carried in the air passing through the first filter plate, even water can directly pass through the first filter plate, the water in the air passing through the first filter plate and the water directly passing through the first filter plate are removed by the water retaining assembly, and the water is reduced or prevented from entering the suction pump, so that the service life of the suction pump is prolonged; the principle is that when air enters the first connecting pipe, the air advances along the first connecting pipe, then flows through the upper part of the water receiving tank and generates flow distribution under the action of the first condensation water baffle, one part of the air upwards passes through the ascending air flow section and enters the second connecting pipe, the other part of the air passes through the lower part of the first condensation water baffle, then enters the backflow section along the horizontal air flow section and then enters the second connecting pipe to be converged with the air of the front part, when the air is contacted with the first condensation water baffle, the temperature of the first condensation water baffle is lower than that of the sucked air, a certain condensation effect is achieved, the condensed water flows along the first condensation water baffle and drops into the water receiving tank to be collected, the pipe wall of the ascending air flow section also has a certain condensation effect, the condensed water downwards enters the water receiving tank under the action of gravity, and part of the air supply below the first condensation water baffle is partially condensed when passing through the horizontal air flow section and the backflow section, condensed water enters the water receiving tank under the action of gravity and is collected, so that moisture in the air is removed to a certain extent; in addition, the water flow entering the first connecting pipe cannot enter the air suction pump due to the height difference between the first connecting pipe and the second connecting pipe and the collecting effect of the water receiving groove, and the influence on the air suction pump is avoided.
The present invention in a preferred example may be further configured to: the first connecting pipe is provided with a second condensation water baffle, one section of the second condensation water baffle is fixed on the bottom wall of the first connecting pipe, the ascending air flow section faces back to one side of the backflow section, and the second condensation water baffle is obliquely arranged on one side, back to the ascending air flow section.
Through adopting above-mentioned technical scheme, utilize second condensation breakwater and gas contact, carry out first step condensation, divide into gas simultaneously and go up two parts through the second condensation breakwater, the gas of top continues to carry after and contacts with first condensation breakwater and upwards gets into the updraft section more, and the gas of below gets into the horizontal air current section more.
The present invention in a preferred example may be further configured to: the bottom wall of the horizontal airflow section is obliquely and upwards arranged along the direction from the water receiving tank to the return pipe
Through adopting above-mentioned technical scheme, the slope sets up and makes things convenient for in horizontal air current section and the back flow water inflow water receiving tank that condenses or block.
The present invention in a preferred example may be further configured to: and a second filter plate is arranged at the position, close to the return pipe, of the horizontal airflow section.
Through adopting above-mentioned technical scheme, utilize the water absorption performance of second filter to adsorb the water in the air current of process, detach the moisture in the air current better.
The present invention in a preferred example may be further configured to: the drying device comprises a heating wire, a hot air duct and a blower, the blower is arranged on the bottom plate, the hot air duct is connected with the blower, and the heating wire is arranged in the hot air duct.
By adopting the technical scheme, the blower generates air flow, the electric heating wire heats the air flow, and the heated air flow enters the slot opening through the hot air pipe to heat the slot opening and promote the evaporation of water.
In summary, the invention includes at least one of the following beneficial technical effects:
1. before filling, cleaning water and impurities in the slot, coating a waterproof coating on the inner wall of the slot, discharging water to influence the filling process, and preventing water from further penetrating into the slot to damage a crack structure;
2. drying the slot opening by blowing hot air, and simultaneously absorbing impurities, moisture and hot air carrying the impurities and the moisture by using an air suction device, so that the drying and impurity removing effects are good;
3. the gas before entering the suction fan is dried and dehumidified through the water blocking piece, the influence of water on the suction fan is reduced, and the service life is prolonged.
Drawings
Fig. 1 is a schematic structural diagram of a road gap repairing machine in the present embodiment.
Fig. 2 is a sectional view of the suction device in the road gap repairing machine according to the present embodiment.
Fig. 3 is a schematic structural view of the first baffle group and the second baffle group in the ascending air flow section of the road gap repairing machine according to the embodiment.
Fig. 4 is a sectional view a-a in fig. 2.
Reference numerals: 1. a base plate; 11. a charging bucket; 12. a roller; 2. a grouting component; 21. a grouting pipe; 22. grouting pump; 3. a suction device; 31. an extraction tube; 32. a getter pump; 33. a storage hopper; 4. a drying device; 41. a hot air pipe; 42. a blower; 51. a first connecting pipe; 52. a second connecting pipe; 61. a first filter plate; 62. a second filter plate; 7. a water retaining assembly; 71. an updraft section; 72. a horizontal gas flow section; 73. a reflux section; 74. a first condenser water baffle; 75. a water receiving tank; 81. a first baffle plate group; 82. a second baffle group; 83. a drain hole; 9. and a second condenser water baffle.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
A road crack repairing method comprises S01, grooving or expanding a crack to obtain a slot; s02, removing water, debris and loose and broken concrete which affect the bonding effect on the wall surface of the slot in the S1 to expose a solid wall surface, and cleaning the water, the debris and the loose and broken concrete at the bottom of the slot, wherein the specific cleaning method is to perform water absorption, drying and dust absorption treatment on the inner wall and the bottom of the slot; s21, brushing a waterproof coating on the inner wall and the bottom of the slot, and carrying out S3 after the waterproof coating is solidified; and S3, grouting the slot opening by using a road crack repairing machine to complete filling of the slot opening and level the road, so that the surface of the filling position is flush with the surrounding road.
The waterproof coating is formed by coating a building waterproof coating on the inner wall of the slot, and the building waterproof coating can be selected conventionally by a person skilled in the art according to the material of a road to be repaired, and is not described in detail herein.
The grouting is made of the same slurry as the repaired pavement material, such as concrete pavement, and the grouting is made of concrete slurry.
Referring to fig. 1, the road gap repairing machine disclosed by the invention comprises a bottom plate 1, and a charging basket 11, a grouting assembly 2, an absorption device 3 and a drying device 4 which are arranged on the bottom plate 1.
The gyro wheel 12 that makes things convenient for the equipment to remove is installed to 1 bottom of bottom plate, and the storage bucket 11 is installed on 1 surface of bottom plate and is equipped with the repair material, and slip casting subassembly 2 includes slip casting pipe 21 and grouting pump 22, and storage bucket 11 is connected to grouting pump 22's one end, and slip casting pipe 21 is connected to the other end, utilizes grouting pump 22 to squeeze into the seam with the repair material in the storage bucket 11.
The drying device 4 comprises a heating wire, a hot air duct 41 and a blower 42, the blower 42 is installed on the bottom plate 1, the heating wire is installed in the hot air duct 41, one end of the hot air duct 41 is connected with an air outlet of the blower 42, and the other end of the hot air duct is used for blowing and drying the inside of the slot.
As shown in fig. 1 and 2, the suction device 3 includes a suction pipe 31 and a suction pump 32, the suction pump 32 is installed on the bottom plate 1, one end of the suction pipe 31 extends out of the bottom plate 1 for sucking water, impurities and the like in the slot, the other end of the suction pipe 31 is connected with a storage bucket 33, one end of the storage bucket 33 back to the suction pipe 31 is connected with a first connection pipe 51, a first filter plate 61 is installed at the connection position, and the aperture of the first filter plate 61 is smaller than that of dust and concrete particles.
The first connecting pipe 51 is connected with a second connecting pipe 52 through the water blocking assembly 7, and the second connecting pipe 52 is connected with the getter pump 32. The water retaining assembly 7 comprises an ascending air flow section 71 vertically arranged, a horizontal air flow section 72 horizontally arranged, a backflow section 73 vertically arranged, a first condensation water baffle 74 and a water receiving tank 75, the second connecting pipe 52 is arranged in parallel with the first connecting pipe 51, the second connecting pipe 52 is higher than the first connecting pipe 51, one end, far away from the storage bucket 33, of the first connecting pipe 51 is connected with the horizontal air flow section 72, the top wall of the joint of the first connecting pipe 51 and the horizontal air flow section 72 is connected with the ascending air flow section 71, the end, far away from the first connecting pipe 51, of the ascending air flow section 71 is connected with the second connecting pipe 52, one end, far away from the first connecting pipe 51, of the horizontal air flow section 72 is connected with the bottom end of the backflow section 73, and the top end of the backflow section 73 is. One end of the first condenser water baffle 74 is fixed between the bottom end of the ascending air flow section 71 and the end of the horizontal air flow section 72 far away from the backflow section 73, the other end of the first condenser water baffle 74 extends towards the first connecting pipe 51 and gradually decreases in height, the end of the first condenser water baffle 74 close to the first connecting pipe 51 is located in the upper area of the water receiving tank 75, and the edge of the first condenser water baffle 74 is integrally connected with the side wall of the first connecting pipe 51.
The diapire slope of horizontal air current section 72 sets up and highly rises gradually along the air current direction, and horizontal air current section 72 is close to the position of backward flow section 73 and is equipped with second filter 62, and second filter 62 is one section sponge section of absorbing water of blockking up horizontal air current section 72.
As shown in fig. 2 and 3, a first flow baffle group 81 and a second flow baffle group 82 are disposed on an inner wall of the updraft segment 71, the first flow baffle group 81 includes a plurality of first flow baffles distributed along a length direction of the updraft segment 71, the second flow baffle group 82 includes a plurality of second flow baffles distributed along the length direction of the updraft segment 71, one end of each of the first flow baffles and one end of each of the second flow baffles are fixed on the inner wall of the updraft segment 71, and the fixed ends are respectively located on the opposite inner walls of the updraft segment 71, and the first flow baffles and the second flow baffles are staggered and arranged alternately in a height direction and have an overlapping area. A drain hole 83 is formed at one end of the first flow baffle connected to the inner wall of the updraft section 71, the drain hole 83 penetrating through the first flow baffle so that water above the first flow baffle can fall down, a drain hole 83 is formed at one end of the second flow baffle connected to the inner wall of the updraft section 71, the drain hole 83 is located at a position of the flow baffle far away from the connection position of the flow baffle and the updraft section 71, and the drain hole 83 penetrates through the second flow baffle so that water above the second flow baffle can fall down.
As shown in fig. 2 and 4, a second condensation water baffle 9 is fixed at the bottom of the water receiving tank 75, the second condensation water baffle 9 is integrally located at one side of the first condensation water baffle 74, which is back to the return pipe, a gap is formed between two sides of the bottom of the second condensation water baffle 9 and the bottom of the water receiving tank 75, so that the airflow can smoothly pass through, one end of the second condensation water baffle 9, which is far away from the bottom of the water receiving tank 75, extends upwards in an inclined manner towards the direction of the first connecting pipe 51, and two sides of the second condensation water baffle are integrally connected with the inner wall of the first. The second condenser water baffle 9 has the functions of condensing and dividing the gas into an upper part and a lower part for passing.
The aspirator pump 32, blower 42, heater wire, and grouting pump 22 are all connected to a power source.
The implementation principle of the embodiment is as follows: when in use, the gap is cleaned by the suction device 3 and the drying device 4. The suction pipe 31 is placed in the slot, the suction pump 32 is started, suction is performed on the slot through the suction pipe 31, water and impurities in the slot are sucked, the impurities are blocked by the first filter plate 61, the impurities fall into the storage hopper 33, part of water enters the first connecting pipe 51 through the first filter plate 61, the water and air containing water first contact with the second condensation water baffle 9 in the water receiving tank 75, part of water vapor is condensed and falls into the water receiving tank 75, the rest gas is conveyed continuously and contacts with the first condensation water baffle 74, the first condensation water baffle 74 divides the gas into two parts, one part of the gas upwards enters the ascending gas flow section 71, the other part of the gas enters the horizontal gas flow section 72, and part of the water vapor is condensed and flows into the water receiving tank 75.
The gas entering the updraft section 71 continuously contacts the first baffle plate and the second baffle plate, and condenses during contact, the water on the upper baffle plate falls onto the first baffle plate and the second baffle plate below through the first drain hole 83 and the second drain hole 83, and finally falls into the water receiving tank 75, and the remaining gas enters the second connecting pipe 52.
The gas entering the horizontal gas flow section 72 contacts the second filter plate 62 along with the gas, water in the gas is absorbed by the water-absorbing sponge section, and the dehumidified gas flows into the second connecting pipe 52 through the return section 73.
The two gases are collected in the second connection pipe 52 and then pass through the getter pump 32, thereby reducing the moisture content of the air entering the getter pump 32 and extending the life of the getter pump 32.
After the cleaning by the suction device 3, the drying device 4 is used for cleaning, during cleaning, the blower 42 generates wind power, the heating wire is electrified to generate heat to heat the wind power, and then the slot opening is blown and dried by the hot air pipe 41 for drying.
After the drying is finished, brushing waterproof coatings on the inner wall and the bottom of the slot, grouting through the grouting assembly 2 after the waterproof coatings are solidified, and during grouting, grouting materials in the charging basket 11 are injected into the slot opening through the grouting pipe 21 by using the grouting pump 22 so as to be filled.
The embodiments of the present invention are preferred embodiments of the present invention, and the scope of the present invention is not limited by these embodiments, so: all equivalent changes made according to the structure, shape and principle of the invention are covered by the protection scope of the invention.
Claims (10)
1. A method of repairing a road crack, comprising:
s01, slotting or expanding the crack to obtain a slot;
s02, removing impurities, chips and loose and broken concrete which affect the bonding effect on the wall surface of the slot in the S1 to expose a solid wall surface;
s3, filling the slot;
the method is characterized in that: the step of S2 includes cleaning the bottom of the slot with water and impurities.
2. The road crack repairing method according to claim 1, wherein: the specific mode of cleaning in the S2 is to carry out water absorption, drying and dust collection treatment on the inner wall and the bottom of the slot.
3. The road crack repairing method according to claim 1, wherein: and S21 is also arranged between the S2 and the S3, a waterproof coating is brushed on the inner wall and the bottom of the slot, and S3 is carried out after the waterproof coating is solidified.
4. A road crack repairing machine used for the road crack repairing method according to claim 2, comprising a bottom plate (1), a charging basket (11) arranged on the bottom plate (1), and a grouting assembly (2) arranged on the charging basket (11) and used for grouting repairing materials in the charging basket (11) into a slot, characterized in that: still be provided with suction means (3) and drying device (4) on bottom plate (1), suction means (3) are including suction tube (31), aspirator pump (32) set up on bottom plate (1), suction tube (31) are connected with the sunction inlet of aspirator pump (32).
5. The road crack repairing machine according to claim 4, characterized in that: a storage hopper (33) is arranged between the suction pipe (31) and the air suction pump (32), and a first filtering plate (61) for blocking dust and impurities is arranged between the storage hopper (33) and the air suction pump (32).
6. The road crack repairing machine according to claim 5, characterized in that: the storage hopper (33) is connected with the air suction pump (32) through a first connecting pipe (51) and a second connecting pipe (52), a water retaining assembly (7) is arranged between the first connecting pipe (51) and the second connecting pipe (52), the water retaining assembly (7) comprises an ascending air flow section (71) which is vertically arranged, a horizontal air flow section (72) which is horizontally arranged, a backflow section (73) which is vertically arranged, a first condensation water retaining plate (74) and a water receiving tank (75), the second connecting pipe (52) is arranged in parallel with the first connecting pipe (51), the second connecting pipe (52) is higher than the first connecting pipe (51), one end of the first connecting pipe (51) far away from the air suction pump (32) is connected with the storage hopper (33), the other end of the first connecting pipe is connected with the horizontal air flow section (72), the top wall of the first connecting pipe is connected with the bottom end of the ascending air flow section (71), and one end of the second connecting pipe (52) far away from the storage hopper (33) is connected, the other end is connected with the top of backward flow section (73), and the vertical downwardly extending of backward flow section (73) is connected with horizontal air current section (72), and first condensation breakwater (74) one end sets up in updraft section (71) and keeps away from the inner wall bottom of first connecting pipe (51), and the other end inclines downwardly extending towards first connecting pipe (51), water receiving tank (75) are located the below of first condensation breakwater (74) in order to catch the water that first condensation breakwater (74) dripped.
7. The road crack repairing machine according to claim 6, characterized in that: the first connecting pipe (51) is provided with a second condensation water baffle (9), one section of the second condensation water baffle (9) is fixed on the bottom wall of the first connecting pipe (51), the ascending air flow section (71) is back to one side of the backflow section (73), and the second condensation water baffle (9) is obliquely arranged on one side back to the ascending air flow section (71).
8. The road crack repairing machine according to claim 7, characterized in that: the bottom wall of the horizontal air flow section (72) is arranged obliquely upwards along the direction from the water receiving tank (75) to the return pipe.
9. The road crack repairing machine according to claim 8, characterized in that: the horizontal gas flow section (72) is provided with a second filter plate (62) at a position close to the return pipe.
10. The road crack repairing machine according to claim 4, characterized in that: the drying device (4) comprises a heating wire, a hot air pipe (41) and a blower (42), the blower (42) is arranged on the bottom plate (1), the hot air pipe (41) is connected with the blower (42), and the heating wire is arranged in the hot air pipe (41).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010726664.1A CN111877112B (en) | 2020-07-25 | 2020-07-25 | Road crack repairing method and road crack repairing machine |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010726664.1A CN111877112B (en) | 2020-07-25 | 2020-07-25 | Road crack repairing method and road crack repairing machine |
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| Publication Number | Publication Date |
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| CN111877112A true CN111877112A (en) | 2020-11-03 |
| CN111877112B CN111877112B (en) | 2022-04-05 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112663466A (en) * | 2020-12-23 | 2021-04-16 | 盛建芳 | But road patching device of secondary edulcoration and self-adaptation packing |
| CN112962409A (en) * | 2021-02-23 | 2021-06-15 | 张萱琪 | Road surface crack repairing device for traffic engineering construction |
| CN115030004A (en) * | 2022-06-30 | 2022-09-09 | 杭州大江东城市设施管养有限公司 | Dynamic maintenance system based on road management and maintenance |
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| CN2186541Y (en) * | 1993-12-08 | 1995-01-04 | 诸昊 | Water absorbing device for duster |
| CN102226330A (en) * | 2011-05-20 | 2011-10-26 | 重庆诚邦科技发展有限公司 | Method for micro-treatment of cement concrete road surface |
| CN104083126A (en) * | 2014-07-21 | 2014-10-08 | 广东新宝电器股份有限公司 | Dust collector with pre-filtering and water retaining functions |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112663466A (en) * | 2020-12-23 | 2021-04-16 | 盛建芳 | But road patching device of secondary edulcoration and self-adaptation packing |
| CN112663466B (en) * | 2020-12-23 | 2022-12-23 | 深圳道森工程设计有限公司 | But road patching device of secondary edulcoration and self-adaptation packing |
| CN112962409A (en) * | 2021-02-23 | 2021-06-15 | 张萱琪 | Road surface crack repairing device for traffic engineering construction |
| CN115030004A (en) * | 2022-06-30 | 2022-09-09 | 杭州大江东城市设施管养有限公司 | Dynamic maintenance system based on road management and maintenance |
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