CN210238225U - System for synchronous spraying of cement paste between base course layers of semi-rigid pavement and base course paving - Google Patents
System for synchronous spraying of cement paste between base course layers of semi-rigid pavement and base course paving Download PDFInfo
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- CN210238225U CN210238225U CN201920602079.3U CN201920602079U CN210238225U CN 210238225 U CN210238225 U CN 210238225U CN 201920602079 U CN201920602079 U CN 201920602079U CN 210238225 U CN210238225 U CN 210238225U
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- cement
- cement paste
- grout
- pipe
- paver
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- 239000004568 cement Substances 0.000 title claims abstract description 187
- 238000005507 spraying Methods 0.000 title claims abstract description 43
- 230000001360 synchronised effect Effects 0.000 title claims abstract description 37
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 52
- 239000011440 grout Substances 0.000 claims abstract description 43
- 239000007921 spray Substances 0.000 claims abstract description 37
- 230000007480 spreading Effects 0.000 claims abstract description 17
- 239000002002 slurry Substances 0.000 claims description 51
- 229910000831 Steel Inorganic materials 0.000 claims description 13
- 239000010959 steel Substances 0.000 claims description 13
- 230000001105 regulatory effect Effects 0.000 claims description 12
- 239000007788 liquid Substances 0.000 claims description 4
- 230000008676 import Effects 0.000 claims description 2
- 238000010276 construction Methods 0.000 abstract description 25
- 239000010410 layer Substances 0.000 description 32
- 238000000034 method Methods 0.000 description 8
- 230000008569 process Effects 0.000 description 7
- 239000011229 interlayer Substances 0.000 description 5
- 239000000463 material Substances 0.000 description 5
- 238000003756 stirring Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000007767 bonding agent Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000008520 organization Effects 0.000 description 1
- -1 paver host computer Substances 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
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Abstract
The utility model discloses a system that grout and basic unit pave synchronous spraying between semi-rigid pavement basic unit layer, including paver host computer, water tank, the synchronous sprinkler of grout, wherein: the water tank passes through paver right pull rod fixed mounting on the right side of paver host computer, and the synchronous sprinkler of grout passes through paver left pull rod fixed mounting in paver host computer left side, and the water tank leads to pipe with the inlet tube of the synchronous sprinkler of grout and is connected. One end of a cement paste spray pipe B with a cement paste nozzle, one end of a cement paste spray pipe C with a cement paste nozzle, one end of a cement paste spray pipe D with a cement paste flow divider of the cement paste synchronous spraying device are connected through a high-pressure hose, pipe bodies of the cement paste spray pipe C and the cement paste spray pipe D are installed on distributing device baffle plates on two sides of the spreading machine, and pipe bodies of the cement paste spray pipe B are installed on a spreading machine hopper. The utility model discloses can improve construction quality, reduce construction cost, accelerate the construction progress.
Description
Technical Field
The utility model relates to a highway construction technical field, a semi-rigid basic unit layer grout and basic unit pave synchronous sprinkling system who relates to particularly.
Background
The semi-rigid base layer is used as a main bearing layer of a flexible pavement in a highway, the general design thickness is 30-40cm, and the semi-rigid base layer is generally paved for two times in two layers due to the limitation of construction equipment, construction process and raw materials and the combination of the requirements of related technical specifications. In order to improve the interlayer bonding effect of a semi-rigid base layer and ensure the integral stress consistency, the design and specification require that cement paste is adopted as an interlayer bonding agent, and aiming at the specification, the following two devices are mainly adopted in the construction:
firstly, supplementary simple and easy spraying apparatus of manual work: the grout spraying equipment is mainly used for assisting and simple and easy construction operation, the equipment has no water-cement ratio, spraying amount and other metering devices, is controlled by people, is uneven in spraying, inaccurate in metering, easy to cause unstable quality, slow in construction progress, large in labor amount, high in manual operation cost and safety risk, and is not suitable for large-area organization construction.
Secondly, a special cement paste spreading vehicle: the cement paste spraying operation is carried out by allocating a special cement paste spraying vehicle on site, and although the problems of large amount of labor and measurement are solved, the construction cost is increased by allocating the special spraying vehicle, and the synchronization of cement paste spraying and cement stabilized base layer paving cannot be realized.
The above two devices also have the following disadvantages in construction:
1. the cement paste is sprayed on the lower bearing layer of the paving section in advance, and the cement paste is easily damaged by the advancing of a paving machine, the reversing of a transport vehicle, the walking of an operator in a working area and the like during the upper-layer paving construction.
2. In the process of paving a base layer, a large amount of cement sprayed in advance can adhere to a walking crawler belt and a transport vehicle tire of the paver to cause uneven cement slurry and partial loss, even after large-area cement slurry is taken away by the wheels, the bonding effect of the upper base layer and the lower base layer is influenced, and the surrounding environment can be polluted.
3. The cement paste is firstly sprayed, and then the base layer is paved, particularly in the construction process of large-area pavement, if the construction equipment fails in high-temperature weather, the cement paste sprayed in advance can be dried in the sun or air dried to form cement ash to lose the bonding property under the condition that the paving progress is delayed.
4. If the construction is carried out in rainy season, the construction process is rained suddenly, the cement paste sprayed firstly can be washed away by rainwater or washed and accumulated, the cement paste cannot achieve the effect of interlayer bonding, and the accumulated body can still leave potential quality hazards.
5. The technological process includes two steps of spraying cement slurry and spreading semi-rigid base layer, and has one time difference and hidden troubles in quality, progress and safety.
Disclosure of Invention
The utility model aims to overcome the above-mentioned not enough and the semi-rigid basic unit layer interlayer grout that provides can improve construction quality, reduce construction cost, accelerate the construction progress paves synchronous sprinkler system with the basic unit.
The utility model discloses the purpose and solve its main technical problem and adopt following technical scheme to realize:
the utility model discloses a system that grout and basic unit pave synchronous spraying between semi-rigid pavement basic unit layer, including paver host computer, water tank, the synchronous sprinkler of grout, wherein: the water tank passes through paver right pull rod fixed mounting on the right side of paver host computer, and the synchronous sprinkler of grout passes through paver left pull rod fixed mounting in paver host computer left side, and the water tank leads to pipe with the inlet tube of the synchronous sprinkler of grout and is connected. One end of a cement paste spray pipe B with a cement paste nozzle, one end of a cement paste spray pipe C with a cement paste nozzle, one end of a cement paste spray pipe D with a cement paste flow divider of the cement paste synchronous spraying device are connected through a high-pressure hose, pipe bodies of the cement paste spray pipe C and the cement paste spray pipe D are installed on distributing device baffle plates on two sides of the spreading machine, and pipe bodies of the cement paste spray pipe B are installed on a spreading machine hopper.
Above-mentioned system that grout and basic unit paving sprayed in step between semi-rigid pavement basic unit layer, wherein: the cement paste synchronous spraying device comprises a cement lifting frame, a cement bin, an electric control instrument box, a cement spiral conveyor, a speed regulating motor, a water inlet pipe, a motor A, a cement paste stirrer, a paste outlet pipe, a cement paste pressure pump, a cement paste splitter and a travelling small wheel, wherein the cement lifting frame and the electric control instrument box are fixed on one side of the upper layer of a steel frame, and circuits of the cement paste pressure pump, the speed regulating motor and the motor A are connected to corresponding instruments in the electric control instrument box; the cement bin is arranged on the cement spiral conveyor, and one end of the cement spiral conveyor is connected with the speed regulating motor; motor A is connected with the grout agitator and is fixed together in the steelframe middle level, be equipped with the inlet tube on the grout agitator, cement auger delivery ware and grout agitator pass through the steel pipe intercommunication, motor B, grout force (forcing) pump and grout shunt are installed at the bottom of steelframe, grout agitator bottom is equipped with out the thick liquid pipe, it is connected with the grout force (forcing) pump with the reposition of redundant personnel import intercommunication of grout shunt to go out the thick liquid pipe, divide the reposition of redundant personnel export into three groups and be connected with grout spray tube B, grout spray tube C, grout spray tube D respectively.
Above-mentioned system that grout and basic unit paving sprayed in step between semi-rigid pavement basic unit layer, wherein: the water pipe is provided with a pressure water pump.
Above-mentioned system that grout and basic unit paving sprayed in step between semi-rigid pavement basic unit layer, wherein: four corners of the bottom of the steel frame are provided with small walking wheels.
Compared with the prior art, the utility model, have obvious beneficial effect, can know from above technical scheme: the utility model discloses the water tank passes through paver right side pull rod fixed mounting on the right side of paver host computer, and the synchronous sprinkler of grout passes through paver left side pull rod fixed mounting in paver host computer left side, and the water tank leads to pipe with the inlet tube of the synchronous sprinkler of grout and is connected. One end of a cement slurry spray pipe with a cement slurry nozzle is connected with a flow-dividing outlet of a cement slurry flow divider of the cement slurry synchronous spraying device, and a pipe body of the cement slurry spray pipe is arranged on a material distributor baffle plate and a material hopper of the spreading machine on two sides of the spreading machine. The water in the water tank is injected into the cement slurry stirrer through the pressurizing water pump, the bagged cement is lifted and dispersed by the cement lifting frame and is placed into the cement bin, the speed regulating motor drives the cement auger delivery device to convey the cement in the cement bin into the cement slurry stirrer, the motor A drives the cement slurry stirring shaft, the water and the cement are stirred into cement slurry through the cement slurry stirring blade, the cement slurry is discharged from the slurry pipe and enters the cement slurry pressurizing pump, the motor B drives the cement slurry pressurizing pump to press the cement slurry into the cement slurry shunt, the cement slurry is shunted to the cement slurry spraying pipe with the cement nozzles on the spreading machine distributing device baffle plate and the spreading machine hopper through the cement slurry shunt, and the cement slurry is sprayed. And then, starting a main machine of the spreading machine to spread the base layer, and enabling the water tank and the cement paste synchronous spraying device to walk forwards by the small walking wheels under the pushing of the spreading machine to synchronously perform construction operation with the main machine of the spreading machine.
The utility model discloses make stirring of half rigid basic unit interlaminar grout, spray and the spreading of basic unit mixture uninterruptedly go on in step, will original twice process and become one process and accomplish simultaneously. The utility model mainly realizes the synchronous metering and allocation of cement and water and the synchronous stirring and spraying of cement paste, and realizes the synchronous 'tri-synchronization' of cement paste spraying and base layer paving, the utility model seamlessly connects cement paste spraying and base layer paving procedures, and the related precision numerical control has stronger implementation, thereby saving construction cost, accelerating construction progress, ensuring engineering quality, saving energy and reducing emission; the two base layers constructed in a layered mode are effectively pasted into a whole, and the integral bearing capacity and durability of the base layers are improved.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic plan view of the present invention
FIG. 3 is a schematic structural view of the synchronous cement slurry spraying device of the present invention;
FIG. 4 is an enlarged view of the cement slurry diverter.
The labels in the figure are:
1. a stand auxiliary machine host; 2. a water tank; 3. a pressurized water pump; 3A, a water pipe; 4. a cement slurry synchronous spraying device; 5. a material distributor baffle of the auxiliary material spreading machine; 6. a material hopper of the paving machine; 7B, a cement paste spray pipe B; 7C, a cement paste spray pipe C; 7D, a cement paste spray pipe D; 8. a cement slurry nozzle; 9. a cement lifting frame; 10. a cement bin; 11. an electrically controlled instrument box; 12 a cement auger; 13. a variable speed motor; 14. a water inlet pipe; 15. a motor A; 16. a cement slurry mixer; 17. a pulp outlet pipe; 18. a cement slurry pressure pump; 19. a cement slurry diverter; 20. a small walking wheel; 21. a split-flow inlet; 22. a shunt outlet; 23. a high pressure hose; 24. a steel frame; 25. a motor B; 26. a paver right draw bar; 27. left pull rod of paver.
Detailed Description
The following detailed description will be made with reference to the accompanying drawings and preferred embodiments of the present invention for the specific embodiments, structures, features and effects of the system for synchronously spraying the interlayer cement slurry and the base layer paving on the semi-rigid pavement according to the present invention.
Referring to fig. 1-4, the utility model discloses a system that half rigid pavement basic unit layer grout and basic unit pave synchronous spraying, including paver host computer 1, water tank 2, the synchronous sprinkler 4 of grout, wherein: the water tank 2 is fixedly installed on the right side of the paver main machine 1 through the paver right pull rod 26, the cement slurry synchronous spraying device 4 is fixedly installed on the left side of the paver main machine 1 through the paver left pull rod 27, and the water tank 2 is connected with the water inlet pipe 14 of the cement slurry synchronous spraying device 4 through the water pipe 3A. One end of a cement paste spray pipe B7B with a cement paste nozzle 8, one end of a cement paste spray pipe C7C and one end of a cement paste spray pipe D7D are connected with a diversion outlet 22 of a cement paste diverter 19 of the cement paste synchronous spraying device 4 through a high-pressure hose 23, the cement paste spray pipe C7C and a cement paste spray pipe D7D pipe body are installed on distributing device baffle plates 5 on two sides of the paver, and the cement paste spray pipe B7B pipe body is installed on a paver hopper 6.
The cement paste synchronous spraying device 4 comprises a cement lifting frame 9, a cement bin 10, an electric control instrument box 11, a cement spiral conveyor 12, a speed regulating motor 13, a water inlet pipe 14, a motor A15, a cement paste stirrer 16, a paste outlet pipe 17, a cement paste pressure pump 18, a cement paste splitter 19 and a travelling small wheel 20, wherein the cement lifting frame 9 and the electric control instrument box 11 are fixed on one side of the upper layer of a steel frame 24, and circuits of the cement paste pressure pump 18, the speed regulating motor 13 and a motor A15 are connected to corresponding instruments in the electric control instrument box 11; the cement bin 10 is arranged on the cement screw conveyor 12, and one end of the cement screw conveyor 12 is connected with the speed regulating motor 13; the motor A15 is connected with the cement paste stirrer 16 and fixed on the middle layer of the steel frame together, the cement paste stirrer 16 is provided with a water inlet pipe 14, the cement screw conveyor 12 is communicated with the cement paste stirrer 16 through a steel pipe, the motor B25, the cement paste pressure pump 18 and the cement paste diverter 19 are installed on the bottom layer of the steel frame 24, the bottom of the cement paste stirrer 16 is provided with a cement paste outlet pipe 17, the cement paste outlet pipe 17 is communicated with a flow dividing inlet 21 of the cement paste diverter 19 and connected with the cement paste pressure pump 18, the flow dividing outlet 22 is divided into three groups which are respectively connected with a cement paste spray pipe B7B, a cement paste spray pipe C7 36. The four corners of the bottom of the steel frame 24 are provided with small walking wheels 20.
The water pipe 3A is provided with a pressure water pump 3.
During construction, referring to fig. 1-4, firstly, a pressurized water pump 3 at a water outlet below a water tank 2 is connected with a water inlet pipe 14 of a cement paste synchronous spraying device 4 through a water pipe 3A shown in fig. 1, then a water truck is used for injecting water into the water outlet tank 2 through a water inlet above the water tank 2 shown in fig. 1, and the pressurized water pump 3 is started to inject the water into a cement paste stirrer 16 shown in fig. 2; simultaneously, the bagged cement is lifted and dispersed by a cement lifting frame 9 shown in FIG. 2 and is placed into a cement bin 10; starting a speed regulating motor 13 to drive a cement screw conveyor 12 to convey cement in a cement bin 10 into a cement slurry stirrer 16; the motor A15 drives the cement paste stirrer 16 to uniformly stir water and cement into cement paste; the cement slurry enters the cement slurry pressurizing pump 18 through the slurry outlet pipe 17 shown in fig. 2, the motor B25 drives the cement slurry pressurizing pump 18 to press the cement slurry into the cement slurry flow divider 19, the cement slurry flow divider 19 divides the cement slurry into the cement slurry spray pipes 7C and 7D arranged on the spreader baffles 5 at the left side and the right side of the paver and the cement slurry spray pipe 7B arranged on the paver hopper 6 shown in fig. 1, and the cement nozzles 8 spray the cement slurry. Then the main paver 1 shown in fig. 1 is started to pave the base layer, and the water tank 2 and the cement slurry synchronous spraying device 4 shown in fig. 1 are pushed by the small travelling wheel 20 shown in fig. 2 to synchronously perform construction operation with the main paver 1 shown in fig. 1.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any form, and any simple modification, equivalent change and modification made by the technical spirit of the present invention to the above embodiments do not depart from the technical solution of the present invention.
Claims (4)
1. The utility model provides a system that grout and basic unit paving sprayed in step between semi-rigid pavement basic unit layer, includes paver host computer (1), water tank (2), the synchronous sprinkler (4) of grout, its characterized in that: the water tank (2) is fixedly arranged on the right side of the main machine (1) of the paver through a right pull rod (26) of the paver, the cement slurry synchronous spraying device (4) is fixedly arranged on the left side of the main machine (1) of the paver through a left pull rod (27) of the paver, the water tank (2) is connected with a water inlet pipe (14) of the cement slurry synchronous spraying device (4) through a water pipe (3A), a cement slurry spray pipe B (7B) with a cement slurry nozzle (8) and a cement slurry spray pipe C (7C), one end of a cement paste spraying pipe D (7D) is connected with a flow dividing outlet (22) of a cement paste flow divider (19) of the cement paste synchronous spraying device (4) through a high-pressure hose (23), a cement paste spraying pipe C (7C) and a cement paste spraying pipe D (7D) pipe body are installed on distributing device baffle plates (5) on two sides of the spreading machine, and a cement paste spraying pipe B (7B) pipe body is installed on a spreading machine hopper (6).
2. The system for synchronously spraying cement paste between base layers of a semi-rigid pavement and base layer paving as claimed in claim 1, wherein: the cement paste synchronous spraying device (4) comprises a cement lifting frame (9), a cement bin (10), an electric control instrument box (11), a cement spiral conveyor (12), a speed regulating motor (13), a water inlet pipe (14), a motor A (15), a cement paste stirrer (16), a paste outlet pipe (17), a cement paste pressure pump (18), a cement paste flow divider (19) and a travelling small wheel (20), wherein the cement lifting frame (9) and the electric control instrument box (11) are fixed on one side of the upper layer of a steel frame (24), and circuits of the cement paste pressure pump (18), the speed regulating motor (13) and the motor A (15) are connected to corresponding instruments in the electric control instrument box (11); the cement screw conveyor (12) and the speed regulating motor (13) are fixed on the upper layer of the steel frame (24), the cement bin (10) is installed on the cement screw conveyor (12), and one end of the cement screw conveyor (12) is connected with the speed regulating motor (13); motor A (15) are connected with grout agitator (16) and are fixed together in the steelframe middle level, be equipped with inlet tube (14) on grout agitator (16), cement auger delivery ware (12) and grout agitator (16) pass through the steel pipe intercommunication, motor B (25), the bottom at steelframe (24) is installed in grout force (forcing) pump (18) and grout shunt (19), grout agitator (16) bottom is equipped with out thick liquid pipe (17), it is connected with grout force (forcing) pump (18) to go out thick liquid pipe (17) and reposition of redundant personnel import (21) intercommunication of grout shunt (19), divide outflow opening (22) to divide into three groups respectively with grout spray tube B (7B), grout spray tube C (7C), grout spray tube D (7D) are connected.
3. The system for synchronously spraying the cement paste between the base layers of the semi-rigid pavement and the base layer paving as claimed in claim 1 or 2, characterized in that: the water pipe (3A) is provided with a pressure water pump (3).
4. The system for synchronously spraying cement paste between base layers of a semi-rigid pavement and base layer paving as claimed in claim 2, wherein: four corners of the bottom of the steel frame (24) are provided with small walking wheels (20).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920602079.3U CN210238225U (en) | 2019-04-29 | 2019-04-29 | System for synchronous spraying of cement paste between base course layers of semi-rigid pavement and base course paving |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920602079.3U CN210238225U (en) | 2019-04-29 | 2019-04-29 | System for synchronous spraying of cement paste between base course layers of semi-rigid pavement and base course paving |
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| Publication Number | Publication Date |
|---|---|
| CN210238225U true CN210238225U (en) | 2020-04-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920602079.3U Expired - Fee Related CN210238225U (en) | 2019-04-29 | 2019-04-29 | System for synchronous spraying of cement paste between base course layers of semi-rigid pavement and base course paving |
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| Country | Link |
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| CN (1) | CN210238225U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113550189A (en) * | 2020-04-24 | 2021-10-26 | 国川国际建设有限公司 | Heavy haul road and laying method thereof |
| CN113550191A (en) * | 2020-04-24 | 2021-10-26 | 国川国际建设有限公司 | Outdoor ground and laying method thereof |
-
2019
- 2019-04-29 CN CN201920602079.3U patent/CN210238225U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113550189A (en) * | 2020-04-24 | 2021-10-26 | 国川国际建设有限公司 | Heavy haul road and laying method thereof |
| CN113550191A (en) * | 2020-04-24 | 2021-10-26 | 国川国际建设有限公司 | Outdoor ground and laying method thereof |
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Granted publication date: 20200403 |