CN217438943U - Tuff side slope high pressure water jet quick excavation device - Google Patents
Tuff side slope high pressure water jet quick excavation device Download PDFInfo
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- CN217438943U CN217438943U CN202220211462.8U CN202220211462U CN217438943U CN 217438943 U CN217438943 U CN 217438943U CN 202220211462 U CN202220211462 U CN 202220211462U CN 217438943 U CN217438943 U CN 217438943U
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Abstract
The utility model discloses a tuff side slope high pressure water spouts quick excavation device soon, including high pressure water pump (1), high pressure water pipe (2), high pressure water spout (3) soon, electric motor (4), diversion gear group (5) and fixed bolster (6), high pressure water pump (1), high pressure water pipe (2) and high pressure water spout (3) soon are connected, and electric motor (4) and diversion gear group (5) adaptation and fixed mounting are on high pressure water spout (3) soon, and the below sets up telescopic fixed bolster (6). The device utilizes the physical and mechanical characteristics of tuff which is easy to wet and disintegrate when meeting water, is assisted by the cutting effect of high-pressure water, can collapse the structure from the inside of the tuff, and excavates the tuff side slope in a layering and zoning mode. The device has the advantages of high safety, low noise, flexible equipment arrangement and the like, and the used water resource can be recycled, so that the device has good economic benefit.
Description
Technical Field
The utility model relates to a side slope earth and rock excavation equipment, in particular to tuff side slope high pressure water jet fast excavation device.
Background
The tuff has the characteristics of low natural water content, easy expansion and disintegration in water, poor bonding capability and the like. Mechanical excavation or blasting excavation is generally used for the tuff slope excavation, the strength of the tuff is limited due to the weathering characteristic of the tuff, the tuff is easy to break, the tuff is often limited by sites, the collapse phenomenon is easy to occur in the construction, and the excavation progress and the safety are greatly influenced.
Disclosure of Invention
The purpose of the invention is as follows: the utility model aims at providing a quick, safe tuff side slope high pressure water spouts quick excavation device soon.
The technical scheme is as follows: tuff side slope water under high pressure spouts quick excavation device, including high-pressure water pump, high-pressure water pipe, water under high pressure whirl spray tube, electric motor, diversion gear train and fixed bolster, high-pressure water pump, high-pressure water pipe and water under high pressure whirl spray tube connect, electric motor and diversion gear train adaptation and fixed mounting set up the telescopic fixed bolster on water under high pressure whirl spray tube. Wherein the high-pressure water pump is connected with the high-pressure water pipe and pumps high-pressure water from the top of the high-pressure water rotary spray pipe and sprays the high-pressure water through the high-pressure water jet hole at the bottom.
A fixing support is erected on a side slope excavation face through drilling, a high-pressure water rotary spraying pipe penetrates through the fixing support and is inserted into a drill hole, high-pressure water is injected from the upper portion of the rotary spraying pipe, a turning gear set is driven by an electric motor to enable the rotary spraying pipe to complete rotation and lifting actions, and tuff is broken and disintegrated through a rotary spraying method to achieve the effect of rapid excavation. Utilize high pressure water jet grouting device to carry out cutting excavation from tuff side slope inside to make the rock stratum disintegrate with the help of the expansion stress behind the tuff water absorption and reach the effect of quick excavation, need not to use large-scale excavation equipment, arrange in a flexible way, compare blasting excavation safer, have better maneuverability and economic nature.
Furthermore, the high-pressure water rotary spray pipe is detachable in a segmented mode and comprises a bottom pointed conical section, a head-end rotary spray pipe and an extension rotary spray pipe, and the head-end rotary spray pipe is in threaded connection with the extension rotary spray pipe.
Furthermore, a high-pressure water jet hole is formed in the head-end rotary spray pipe.
Furthermore, a fastening screw is installed on the fixing support.
Furthermore, the direction-changing gear set fastens the high-pressure water-jet pipe through the bidirectional roller, and the rotation and lifting modes of the high-pressure water-jet pipe are switched through the switch.
Furthermore, the rotating mode and the lifting mode are respectively realized by the matching of a rotating roller, a lifting roller, a limit adjusting knob and a high-pressure water jet pipe.
Preferably, the first and second electrodes are formed of a metal,
the selection of the jet water pressure is determined by the maximum weathering degree of tuff possibly appearing in the direction vertical to the slope surface, and the jet water pressures of 100MPa, 120MPa and 150MPa are respectively selected for the strongly weathered, the medium weathered and the weakly weathered tuff.
The fixed bolster adopts three heel braces fixed, and every heel brace can be alone through the stepless length of adjusting of fastening screw in order to adapt to domatic topography to the jet grouting pipe inserts the back and is perpendicular with the excavation face. The fixed support is provided with a fixed base, and the electric motor and the direction-changing gear group are respectively connected with the fixed support through four 3/8-inch quick-release bolts.
Aiming at tuff with different weathering degrees, the diameter of the high-pressure water jet pipe can be selected from 40mm, 50mm or 60mm, the high-pressure water jet pipe is respectively used corresponding to weakly weathered, moderately weathered and strongly weathered tuff, and the tuff is fastened by adjusting a limit adjusting knob on a turning gear set; the head of the rotary spray pipe is provided with a pointed conical section with the length of 0.1m, 3 high-pressure water jet holes are arranged, the distance between the upper row and the lower row is 0.1m, each row is provided with 4 cross-shaped counter-perforation holes along the circumference of the pipe wall, and the diameter of each jet hole is 5 mm.
The high-pressure water rotary spraying pipe is detachable in sections and connected through threads to meet the excavation requirements of different depths, wherein the length of the head end rotary spraying pipe is 1.1m, and the length of the extension rotary spraying pipe is 1 m.
And (4) excavating the high-pressure water-jet pipe from the surface layer of the side slope to the deep layer, wherein the depth is 0.3m each time until the excavation depth is reached.
Has the beneficial effects that: the device utilizes the physical and mechanical characteristics of tuff which is easy to wet and disintegrate when meeting water, is assisted by the cutting effect of high-pressure water, can collapse the structure from the inside of the tuff, and excavates the tuff side slope in a layering and zoning mode. The device has the advantages of high safety, low noise, flexible equipment arrangement and the like, and the used water resource can be recycled, so that the device has good economic benefit.
Drawings
FIG. 1 is a schematic view of a high-pressure water jet apparatus;
FIG. 2 is a schematic view (from above) of the installation of the electric motor and the direction changing gear set;
FIG. 3 is a schematic view of a rotary jet threaded connection.
Detailed Description
The embodiment is
The tuff side slope high pressure water jet fast excavation device of this embodiment, including high pressure water pump 1, high pressure water pipe 2, high pressure water jet pipe 3, electric motor 4, diversion gear train 5 and fixed bolster 6, high pressure water pump 1, high pressure water pipe 2 and high pressure water jet pipe 3 are connected, and electric motor 4 and diversion gear train 5 adaptation and fixed mounting are on high pressure water jet pipe 3, and the below sets up telescopic fixed bolster 6. Wherein the high-pressure water pump 1 is connected with the high-pressure water pipe 2 and pumps high-pressure water from the top of the high-pressure water cyclone spray pipe 3 and sprays the high-pressure water through the high-pressure water jet hole 10 at the bottom.
The following is further explained in conjunction with the working principle:
in actual operation, constructors firstly determine that the high-pressure water-jet pipe 3 is inserted into a hole position on a side slope excavation surface according to the position of tuff in a stratum in a geological survey report and punch according to the required excavation depth, wherein the punching size is D +20mm, and D is the diameter of the selected high-pressure water-jet pipe.
Wherein, to the tuff of different weathering degrees, 3 diameters of high pressure water cyclone nozzle can select 40mm, 50mm or 60mm, correspond weak weathering, well stroke ization, the use of strong weathering tuff respectively, fasten through adjusting the spacing adjust knob on the change gear train.
After the punching is finished, a three-leg fixing support 6 is erected above the corresponding hole position, and the length of each supporting leg is adjusted through a fastening screw on the support. The electric motor 4 and the direction-changing gear set 5 are connected with the fixed bracket 6 through four 3/8-inch quick-release bolts respectively, and the power supply is switched on.
The head section of the high-pressure water jet pipe 3 penetrates through a limiting adjusting knob of the turning gear set 5, a fastening screw 11 on the fixing support 6 is adjusted to enable the high-pressure water jet pipe 3 to be inserted into a preset hole in a mode of being perpendicular to the excavation surface, and the uppermost high-pressure water jet hole 10 needs to be located 10cm below the excavation surface in the first rotary spraying mode. The high-pressure water pipe 2 is connected with the rear end of the high-pressure water cyclone spray pipe 3 through threads.
After the device is installed, the switch of the turning gear set 5 is switched to a 'rotating' gear, and the switch of the high-pressure water pump 1 and the switch of the electric motor 4 are sequentially switched on. Wherein, the jet water pressure of 100MPa, 120MPa and 150MPa is respectively selected for the strongly weathered tuff, the moderately weathered tuff and the weakly weathered tuff. And (3) carrying out next-stage rotary spraying by taking the appearance of cracks on the surface layer and the overflow of water as marks, shifting a switch of the variable steering gear set 5 to a lifting gear, descending the high-pressure water rotary spraying pipe 3 by 30cm, and repeating the rotary spraying process.
If the length of the high-pressure water rotary spray pipe 3 is not enough, the extension rotary spray pipe 9 can be connected with the rear end of the original rotary spray pipe through threads, and the high-pressure water pipe 2 is installed again. Repeating the rotary spraying process until the excavation depth is reached.
Claims (6)
1. The utility model provides a tuff side slope water under high pressure spouts quick excavation device soon which characterized in that: the high-pressure water pump comprises a high-pressure water pump (1), a high-pressure water pipe (2), a high-pressure water rotary spray pipe (3), an electric motor (4), a turning gear set (5) and a fixed support (6), wherein the high-pressure water pump (1), the high-pressure water pipe (2) and the high-pressure water rotary spray pipe (3) are connected, the electric motor (4) and the turning gear set (5) are matched and fixedly installed on the high-pressure water rotary spray pipe (3), and the telescopic fixed support (6) is arranged below the high-pressure water rotary spray pipe.
2. The tuff slope high-pressure water jet rapid excavation device of claim 1, characterized in that: the high-pressure water rotary spray pipe (3) is detachable in sections and comprises a bottom pointed conical section (7), a head-end rotary spray pipe (8) and an extension rotary spray pipe (9), and the head-end rotary spray pipe (8) and the extension rotary spray pipe (9) are in threaded connection.
3. The tuff slope high-pressure water jet rapid excavation device of claim 2, characterized in that: the head end rotary spray pipe (8) is provided with a high-pressure water jet hole (10).
4. The tuff slope high-pressure water jet rapid excavation device of claim 1, characterized in that: and a fastening screw (11) is arranged on the fixed support (6).
5. The tuff slope high-pressure water jet rapid excavation device of claim 1, characterized in that: the turning gear set (5) fastens the high-pressure water-jet pipe (3) through the bidirectional roller, and the rotation and lifting modes of the high-pressure water-jet pipe (3) are switched through the switch.
6. The tuff slope high-pressure water jet rapid excavation device of claim 5, characterized in that: the rotation and lifting modes are respectively realized by the cooperation of a rotary roller (12), a lifting roller (13), a limit adjusting knob (14) and the high-pressure water-jet pipe (3).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202220211462.8U CN217438943U (en) | 2022-01-25 | 2022-01-25 | Tuff side slope high pressure water jet quick excavation device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN202220211462.8U CN217438943U (en) | 2022-01-25 | 2022-01-25 | Tuff side slope high pressure water jet quick excavation device |
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CN217438943U true CN217438943U (en) | 2022-09-16 |
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CN202220211462.8U Active CN217438943U (en) | 2022-01-25 | 2022-01-25 | Tuff side slope high pressure water jet quick excavation device |
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CN (1) | CN217438943U (en) |
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2022
- 2022-01-25 CN CN202220211462.8U patent/CN217438943U/en active Active
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