CN112878163A - Asphalt pavement crack pouring device and method - Google Patents
Asphalt pavement crack pouring device and method Download PDFInfo
- Publication number
- CN112878163A CN112878163A CN202110319647.0A CN202110319647A CN112878163A CN 112878163 A CN112878163 A CN 112878163A CN 202110319647 A CN202110319647 A CN 202110319647A CN 112878163 A CN112878163 A CN 112878163A
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- elastic hose
- pipe
- crack
- nozzle
- inflation cavity
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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
- E01C23/0966—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 filling or priming, with or without working the surface of the filling or applying particulate material thereto, e.g. for filling the joints of stone-sett paving
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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
- E01C23/0966—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 filling or priming, with or without working the surface of the filling or applying particulate material thereto, e.g. for filling the joints of stone-sett paving
- E01C23/0973—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 filling or priming, with or without working the surface of the filling or applying particulate material thereto, e.g. for filling the joints of stone-sett paving with liquid or semi-liquid materials, e.g. crack sealants
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- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Road Repair (AREA)
Abstract
The invention provides an asphalt pavement crack pouring device and a method, the asphalt pavement crack pouring device comprises a frame, a hot melting box and a spray gun are arranged on the frame, the spray gun comprises a conveying pipe and a spray nozzle, one end of the conveying pipe is connected with an outlet of the hot melting box through a conveying pump, the other end of the conveying pipe is connected with the spray nozzle, an inner diameter adjustable connecting assembly is arranged between the conveying pipe and the spray nozzle, the connecting assembly comprises an outer pipe, a coaxial elastic hose is arranged in the outer pipe, the conveying pipe is communicated with the spray nozzle through the elastic hose, an inflation cavity is formed between the elastic hose and the outer pipe, an inflator pump is further arranged on the frame and is connected with the inflation cavity through a gas pipe, a gas outlet communicated with the. The invention can adjust the inner diameter of the elastic hose in real time according to the crack depth and adjust the pressure intensity of the nozzle during discharging, thereby meeting the crack pouring requirements of different crack depths.
Description
Technical Field
The invention relates to the technical field of road construction equipment, in particular to a device and a method for filling a crack on an asphalt pavement.
Background
After the asphalt pavement is paved, pavement cracks of various different conditions can appear along with the pavement, the bearing capacity of the road can be reduced by the pavement cracks, the service life of the road is shortened, and therefore the pavement cracks are repaired in time and are extremely important. The existing pavement crack pouring device mainly fills cracks through the flowing of pouring sealant, and the crack pouring effect is not good for deeper cracks.
CN105887641B discloses a road surface pouring machine feeding device and application method thereof, and the conveying pipeline includes the conveying pipeline of the first number that links gradually and the internal diameter is different, No. two conveying pipelines and No. three conveying pipelines, and in the face of the crack of the different degree of depth, the conveying pipeline of different internal diameters is selected for use in the manual regulation, in order to avoid the pouring sealant solidification, connects the screed at the exit end of nozzle, is provided with the heating pipe in the screed, carries out the secondary heating to the pouring sealant. Adopt this structure, divided into three grade with the crack, the conveying pipeline of the required internal diameter of manual regulation moreover, but cracked degree of depth is constantly changeable, when needing to change the conveyer pipe, the workman need pause work, influences the efficiency of construction, is unfavorable for according to the crack degree of depth, the internal diameter of the required conveying pipeline of automatically regulated.
CN108517752B discloses a multi-functional road surface crack pouring machine and crack pouring method, through the surperficial width of monitoring road surface crack, confirm whether to adopt pressure injection crack pouring device, crack sticky tape to glue and mend the device. How the cracks at different depths are grouted is not involved.
Disclosure of Invention
The invention provides a device and a method for filling a crack on an asphalt pavement, which can adjust the inner diameter of an elastic hose in real time according to the depth of the crack and adjust the pressure intensity of a nozzle during discharging, thereby meeting the requirements of filling the crack at different depths of the crack.
The technical scheme of the invention is realized as follows: the utility model provides a bituminous paving cementation of fissures device, which comprises a vehicle rack, be provided with hot melt case and spray gun on the frame, the spray gun includes conveyer pipe and nozzle, conveyer pipe one end is passed through defeated material pump and is linked to each other with the export of hot melt case, the other end links to each other with the nozzle, be provided with internal diameter adjustable coupling assembling between conveyer pipe and the nozzle, coupling assembling includes the outer tube, be provided with the elastic hose of coaxial line in the outer tube, conveyer pipe and nozzle communicate with each other through elastic hose, formed the inflation chamber between elastic hose and the outer tube, still be provided with the pump on the frame, the pump passes through the gas-supply pipe and links to each other with the inflation.
Furthermore, a plurality of pressure sensors are arranged in the inflation cavity along the axis, a controller is further arranged on the frame, the control valve is an electric control valve, and the electric control valve, the pressure sensors and the inflator pump uniform controller are electrically connected.
Further, the outer tube comprises an outer shell, a first connecting ring is arranged at one end of the outer shell and connected with the conveying tube, a second connecting ring is arranged at the other end of the outer shell and connected with the nozzle, annular gas transmission channels are arranged in the first connecting ring and the second connecting ring and communicated with the inflation cavity, a gas outlet is formed in the first connecting ring and communicated with the gas transmission channels of the first connecting ring, the gas transmission channels of the second connecting ring are connected with the gas conveying tube, and a one-way valve is arranged on the gas conveying tube.
Furthermore, the elastic hose comprises an inner hose, two ends of the inner hose are respectively provided with a conical elastic sleeve, one end with a smaller inner diameter of the elastic sleeve is connected with the inner hose, and the other end with a larger inner diameter is connected with the corresponding connecting ring.
Further, the conveying pipe is in threaded connection with one end of the outer pipe, and the other end of the outer pipe is in threaded connection with the nozzle.
The use method of the asphalt pavement crack pouring device comprises the following steps:
(1) according to the depth of the crack of the asphalt pavement, the inflator pump inflates air into the inflation cavity, the inner diameter of the elastic hose is adjusted, and when the crack is deep, the inflation amount in the inflation cavity is increased, so that the inner diameter of the elastic hose is reduced; when the crack is shallow, the inflation quantity in the inflation cavity is reduced, so that the inner diameter of the elastic hose is increased;
(2) the hot melting box heats the pouring sealant to required heat, the heated pouring sealant enters the elastic hose through the conveying pipe, then enters the nozzle through the elastic hose, and is sprayed out through the nozzle to pour the crack.
Furthermore, in the step (1), the crack of the asphalt pavement is detected and is transmitted to the controller, the controller controls the inflator pump to inflate the inflation cavity, meanwhile, the pouring sealant can extrude the elastic hose when passing through the elastic hose, the pressure sensor detects the pressure intensity in the inflation cavity, and when the set pressure intensity is reached, the inflator pump stops inflating.
Further, when the pouring sealant passes through the elastic hose, the pressure sensor detects that the pressure in the inflation cavity is higher than a set value, and the controller controls the electric control valve to open for deflation.
The invention has the beneficial effects that:
the invention can adjust the inflation quantity in the inflation cavity in real time according to the crack depth, thereby realizing the control of the inner diameter of the elastic hose, and the pressure intensity when the nozzle discharges materials is adjusted through the control of the inner diameter of the elastic hose, thereby meeting the crack pouring requirements of different crack depths, and avoiding the problems of deeper cracks, insufficient filling of pouring sealant and the like; and when the inner diameter of the elastic hose is adjusted, the work does not need to be suspended, and the construction efficiency is improved.
According to the invention, the pressure sensor is used for detecting the pressure intensity in the inflation cavity and is matched with the controller and the inflator pump, so that on one hand, the over-high pressure intensity in the elastic hose is avoided, on the other hand, the inflation quantity in the inflation cavity can be conveniently adjusted in real time according to the depth of a crack, the requirements of different inner diameters of the inner hose are met, and the check valve is arranged on the gas transmission pipe to avoid the backflow of the gas in the inflation cavity under pressure; the both ends of interior hose all are provided with conical elastic sleeve, and conical elastic sleeve has the effect of direction, avoids the entrance and exit department of hose including the casting glue to block up and pile up, and conical elastic sleeve is favorable to increasing the scope of the internal diameter regulation and control of hose simultaneously.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic structural diagram of the asphalt pavement crack sealing device of the present invention;
FIG. 2 is a schematic structural view of a connecting assembly;
fig. 3 is a partially enlarged view of a in fig. 2.
The hot melt box comprises a frame 1, a hot melt box 2, a conveying pipe 3, a nozzle 4, a connecting assembly 5, an inflation cavity 6, an inflation pump 7, an air conveying pipe 8, a control valve 9, a pressure sensor 10, a controller 11, an outer shell 12, a first connecting ring 13, a second connecting ring 14, an air conveying channel 15, a one-way valve 16, an inner hose 17 and an elastic sleeve 18.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without inventive effort based on the embodiments of the present invention, are within the scope of the present invention.
Example 1
As shown in fig. 1-3, an asphalt pavement crack pouring device comprises a vehicle frame 1, a hot melting box 2 and a spray gun are fixed on the vehicle frame 1, the spray gun comprises a conveying pipe 3 and a nozzle 4, one end of the conveying pipe 3 is connected with an outlet of the hot melting box 2 through a conveying pump, the other end of the conveying pipe is connected with the nozzle 4, an inner diameter adjustable connecting assembly 5 is connected between the conveying pipe 3 and the nozzle 4, the connecting assembly 5 comprises an outer pipe, a coaxial elastic hose is arranged in the outer pipe, the conveying pipe 3 is communicated with the nozzle 4 through the elastic hose, an inflation cavity 6 is formed between the elastic hose and the outer pipe, an inflator pump 7 is further fixed on the vehicle frame 1, the inflator pump 7 is connected with the inflation cavity 6 through a gas pipe 8, a gas outlet communicated with the inflation cavity 6 is arranged on the outer pipe, a.
A plurality of pressure sensors 10 are fixed in the inflation cavity 6 along the axis, a controller 11 is also fixed on the frame 1, the controller 11 is a PLC controller, the control valve 9 is an electric control valve, such as an electromagnetic valve, and the electric control valve, the pressure sensors 10 and the uniform controller 11 of the inflation pump 7 are electrically connected.
The outer tube includes outer casing 12, and the one end of outer casing 12 is fixed with first go-between 13, and first go-between 13 can be dismantled continuously with conveyer pipe 3 screw, and the other end of outer casing 12 is fixed with second go-between 14, and second go-between 14 can be dismantled continuously with nozzle 4 screw, is convenient for coupling assembling 5's dismantlement and detection. Annular gas transmission channels 15 are arranged in the first connecting ring 13 and the second connecting ring 14, the gas transmission channels 15 are communicated with the inflation cavity 6, gas outlets are arranged on the first connecting ring 13 and communicated with the gas transmission channels 15 of the first connecting ring 13, the gas transmission channels 15 of the second connecting ring 14 are connected with the gas transmission pipes 8, one-way valves 16 are arranged on the gas transmission pipes 8, and the gas in the inflation cavity 6 is prevented from flowing back under pressure by adopting the one-way valves 16.
The elastic hose comprises an inner hose 17, two ends of the inner hose 17 are respectively provided with a conical elastic sleeve 18, one end with a smaller inner diameter of the elastic sleeve 18 is connected with the inner hose 17, and the other end with a larger inner diameter is connected with a corresponding connecting ring. The conical elastic sleeve 18 has a guiding function, so that the pouring sealant is prevented from being blocked and accumulated at the inlet and the outlet of the inner hose 17, and the conical elastic sleeve 18 is beneficial to enlarging the inner diameter regulation range of the inner hose 17.
Optimally, a heater (not shown in the figure) is further arranged between the gas pipe 8 and the inflator pump 7 according to actual needs, gas is heated through the heater, hot gas is sent into the inflation cavity 6 through the gas pipe 8, the hot gas can be used for adjusting the inner diameter of the elastic hose, the heat preservation and secondary heating effects can also be achieved on the pouring sealant, and the blocking of the pouring sealant and the flowability of the pouring sealant can be further avoided.
Example 2
The use method of the asphalt pavement crack sealing device in the embodiment 1 comprises the following steps:
(1) according to the crack depth of the asphalt pavement, the inflator pump 7 inflates air into the inflation cavity 6, the inner diameter of the elastic hose is adjusted, when the crack is deep, the inflation quantity in the inflation cavity 6 is increased, the inner diameter of the elastic hose is reduced, and the pressure of discharging of the nozzle 4 is increased by reducing the inner diameter of the elastic hose; when the crack is shallow, the inflation quantity in the inflation cavity 6 is reduced, so that the inner diameter of the elastic hose is increased;
(2) the hot melting box 2 heats the pouring sealant to required heat, the heated pouring sealant enters the elastic hose through the conveying pipe 3, then enters the nozzle 4 through the elastic hose, and is sprayed out through the nozzle 4 to pour the crack.
In the step (1), the crack of the asphalt pavement is detected and is transmitted to the controller 11, the controller 11 controls the inflator pump 7 to inflate the inflation cavity 6, meanwhile, the pouring sealant can extrude the elastic hose when passing through the elastic hose, the pressure sensor 10 detects the pressure in the inflation cavity 6, and when the set pressure is reached, the inflator pump 7 stops inflating.
The pressure sensor 10 detects that the pressure in the inflation cavity 6 is higher than a set value, the controller 11 controls the electric control valve to open for deflation, on one hand, the over-high pressure in the elastic hose is avoided, on the other hand, the inflation quantity in the inflation cavity 6 can be conveniently adjusted in real time according to the depth of a crack, and the requirements of different inner diameters of the inner hose 17 are met.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (8)
1. The utility model provides a bituminous paving cementation of fissures device, includes the frame, is provided with hot melt case and spray gun on the frame, and the spray gun includes conveyer pipe and nozzle, and conveyer pipe one end is passed through defeated material pump and is linked to each other with the export of hot melt case, and the other end links to each other its characterized in that with the nozzle: the inner diameter adjustable connecting assembly is arranged between the conveying pipe and the nozzle and comprises an outer pipe, a coaxial elastic hose is arranged in the outer pipe, the conveying pipe is communicated with the nozzle through the elastic hose, an inflation cavity is formed between the elastic hose and the outer pipe, an inflator pump is further arranged on the frame and is connected with the inflation cavity through a gas pipe, a gas outlet communicated with the inflation cavity is formed in the outer pipe, and a control valve is arranged at the gas outlet.
2. The asphalt pavement crack sealing device according to claim 1, characterized in that: a plurality of pressure sensors are arranged in the inflation cavity along the axis, a controller is also arranged on the frame, the control valve is an electric control valve, and the electric control valve, the pressure sensors and the inflator pump uniform controller are electrically connected.
3. The asphalt pavement crack sealing device according to claim 1 or 2, characterized in that: the outer tube includes the shell body, the one end of shell body is provided with first connecting ring, first connecting ring links to each other with the conveyer pipe, the other end of shell body is provided with the second connecting ring, the second connecting ring links to each other with the nozzle, all be provided with annular gas transmission passageway in first connecting ring and the second connecting ring, gas transmission passageway communicates with each other with aerifing the chamber, the gas outlet sets up on first connecting ring, and communicates with each other with the gas transmission passageway of first connecting ring, the gas transmission passageway of second connecting ring links to each other with the gas-supply pipe, be provided with the check valve on the gas-supply pipe.
4. The asphalt pavement crack sealing device according to claim 3, characterized in that: the elastic hose comprises an inner hose, conical elastic sleeves are arranged at two ends of the inner hose, one end with the smaller inner diameter of each elastic sleeve is connected with the inner hose, and the other end with the larger inner diameter of each elastic sleeve is connected with a corresponding connecting ring.
5. The asphalt pavement crack sealing device according to claim 1, characterized in that: the conveying pipe is connected with one end of the outer pipe in a threaded manner, and the other end of the outer pipe is connected with the nozzle in a threaded manner.
6. The use method of the asphalt pavement crack pouring device is characterized by comprising the following steps:
(1) according to the depth of the crack of the asphalt pavement, the inflator pump inflates air into the inflation cavity, the inner diameter of the elastic hose is adjusted, and when the crack is deep, the inflation amount in the inflation cavity is increased, so that the inner diameter of the elastic hose is reduced; when the crack is shallow, the inflation quantity in the inflation cavity is reduced, so that the inner diameter of the elastic hose is increased;
(2) the hot melting box heats the pouring sealant to required heat, the heated pouring sealant enters the elastic hose through the conveying pipe, then enters the nozzle through the elastic hose, and is sprayed out through the nozzle to pour the crack.
7. The use method according to claim 6, wherein in the step (1), the crack of the asphalt pavement is detected and transmitted to the controller, the controller controls the inflator pump to inflate the inflation cavity, meanwhile, the pouring sealant extrudes the elastic hose when passing through the elastic hose, the pressure sensor detects the pressure in the inflation cavity, and when the set pressure is reached, the inflator pump stops inflating.
8. The use method of claim 7, wherein when the pouring sealant passes through the elastic hose and the pressure sensor detects that the pressure in the inflation cavity is higher than a set value, the controller controls the electronic control valve to open for deflation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110319647.0A CN112878163B (en) | 2021-03-25 | 2021-03-25 | Asphalt pavement crack pouring device and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110319647.0A CN112878163B (en) | 2021-03-25 | 2021-03-25 | Asphalt pavement crack pouring device and method |
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| Publication Number | Publication Date |
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| CN112878163A true CN112878163A (en) | 2021-06-01 |
| CN112878163B CN112878163B (en) | 2022-03-11 |
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| CN202110319647.0A Active CN112878163B (en) | 2021-03-25 | 2021-03-25 | Asphalt pavement crack pouring device and method |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114808645A (en) * | 2022-05-23 | 2022-07-29 | 李广超 | Crack pouring device is used in road and bridge construction |
| CN114922040A (en) * | 2022-06-20 | 2022-08-19 | 张凤莲 | Asphalt heating device for maintaining asphalt pavement |
| CN116106325A (en) * | 2023-01-05 | 2023-05-12 | 博建建工有限公司 | Crack detection method and device, electronic equipment and storage medium |
| CN116732857A (en) * | 2023-08-10 | 2023-09-12 | 湖南拓辉建设工程有限公司 | Pavement cleaning and crack pouring equipment and application method thereof |
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| CN207749396U (en) * | 2018-01-03 | 2018-08-21 | 江苏路翔交通工程有限公司 | A kind of asphalt road surface gap filling machine |
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| CN201420232Y (en) * | 2009-04-24 | 2010-03-10 | 聂联合 | Self-traction slotting crack sealing machine |
| CN202347413U (en) * | 2011-12-12 | 2012-07-25 | 西安达刚路面机械股份有限公司 | Crack pouring device |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114808645A (en) * | 2022-05-23 | 2022-07-29 | 李广超 | Crack pouring device is used in road and bridge construction |
| CN114922040A (en) * | 2022-06-20 | 2022-08-19 | 张凤莲 | Asphalt heating device for maintaining asphalt pavement |
| CN116106325A (en) * | 2023-01-05 | 2023-05-12 | 博建建工有限公司 | Crack detection method and device, electronic equipment and storage medium |
| CN116106325B (en) * | 2023-01-05 | 2023-10-13 | 博建建工集团有限公司 | Crack detection method and device, electronic equipment and storage medium |
| CN116732857A (en) * | 2023-08-10 | 2023-09-12 | 湖南拓辉建设工程有限公司 | Pavement cleaning and crack pouring equipment and application method thereof |
| CN116732857B (en) * | 2023-08-10 | 2023-11-03 | 湖南拓辉建设工程有限公司 | Pavement cleaning and crack pouring equipment and application method thereof |
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| CN112878163B (en) | 2022-03-11 |
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