CN212200380U - Soft foundation rapid hardening stirring device - Google Patents
Soft foundation rapid hardening stirring device Download PDFInfo
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- CN212200380U CN212200380U CN202020628608.XU CN202020628608U CN212200380U CN 212200380 U CN212200380 U CN 212200380U CN 202020628608 U CN202020628608 U CN 202020628608U CN 212200380 U CN212200380 U CN 212200380U
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Abstract
The utility model provides a soft foundation rapid hardening agitating unit, includes extension arm, power casing, left stirring drum, left hydraulic motor, right stirring drum, right hydraulic motor and cement dry powder conveyer pipe, and power casing is connected with the extension arm lower extreme, and the equal fixed mounting of left hydraulic motor, right hydraulic motor is in power casing, and left stirring drum is connected with left hydraulic motor's power output shaft transmission, and right stirring drum is connected its characterized in that with right hydraulic motor's power output shaft transmission: the foundation hardening stirring device also comprises a middle stirring drum and a middle hydraulic motor, wherein the middle hydraulic motor is fixedly arranged in the power shell, and the middle stirring drum is in transmission connection with a power output shaft of the middle hydraulic motor; the middle mixing drum is positioned between the left mixing drum and the right mixing drum. The utility model discloses the region that the contained angle corresponds between stirring drum in the utilization stirs left side stirring drum and the right side stirring drum, can realize the even sclerosis to the ground better, is favorable to ensureing the good quality of ground.
Description
Technical Field
The utility model relates to a construction equipment, concretely relates to weak ground rapid hardening agitating unit.
Background
The foundation refers to the soil or rock mass of the supporting foundation under the building. Soil layers as building foundations are divided into rocks, gravel soil, sandy soil, silt soil, cohesive soil and artificial filling soil. The foundation includes a natural foundation and an artificial foundation (composite foundation). Natural foundations are layers of natural soil that do not require human reinforcement. The artificial foundation needs to be reinforced by people, and when the foundation soil is special soil such as unconsolidated soil, expansive soil, collapsible loess, liquefiable soil and the like, special properties of the soil body need to be considered comprehensively, and a proper reinforcement and a construction process are selected. In the engineering construction process, the situation that the foundation is soft or unstable is often encountered, and the foundation needs to be hardened to ensure the sufficient stability and quality of the foundation, so that the further construction can be carried out.
Hardening the foundation requires the use of a foundation hardening stirring device. The chinese patent application publication No. CN108118676A discloses a foundation curing stirring head, which comprises a left stirring drum, a main machine power head shell and a right stirring drum; the upper end of one side of the main machine power head shell is provided with a left mixing drum, the top of the left mixing drum is provided with a left sealing cover, the inside of the left mixing drum is provided with a left hydraulic motor rotary speed reducer, one side of the left hydraulic motor rotary speed reducer is respectively provided with a left floating oil seal and a left fixed flange, the lower end of one side of the main machine power head shell is provided with a right mixing drum, the bottom of the right mixing drum is provided with a right sealing cover, the inside of the right mixing drum is provided with a right hydraulic motor rotary speed reducer, one side of the right hydraulic motor rotary speed reducer is respectively provided with a right floating oil seal and a right fixed flange, one end of the main machine power head shell is provided with a lubricating oil injection assembly, the inside of the main machine power head shell is provided with a hydraulic pipe, the other end of the hydraulic, the back of the main engine power head shell is provided with a cement dry powder conveying pipe assembly. During the use, be connected through extension arm and host computer unit head casing, the cement conveyer pipe is fixed on the extension arm, then the extension arm is connected with the excavator, defeated stirring unit head hydraulic power source makes the built-in motor of stirring unit head drive the stirring drum and make rotary motion through the excavator, plays rotatory stirring operation function, and the loose ground of mainly used stirs, and the operation is gone out to the stirring head department again in pouring into the cement curing agent into the cement conveyer pipe through peripheral cement pump equipment simultaneously, makes earth and curing agent stir simultaneously and reaches the ground sclerosis purpose. The included angle between the left stirring drum and the right stirring drum is 130 degrees, and cement curing agent is injected into the cement conveying pipe through peripheral cement pump equipment and then comes out from the stirring head during operation, so that the soil and the curing agent are stirred simultaneously to achieve the purpose of hardening the foundation.
Above-mentioned ground sclerosis mixer is equipped with left stirring drum and right stirring drum, and the contained angle 130 in the middle of left stirring drum and the right stirring drum, in-service use, the region that the contained angle corresponds between two stirring drums often has the condition that the stirring dynamics is not enough to so that be difficult to carry out even sclerosis to the ground, so that there is the insufficient region of sclerosis in the ground, influences the quality of ground.
Disclosure of Invention
The utility model aims to solve the technical problem that a soft foundation rapid hardening agitating unit is provided, this kind of soft foundation rapid hardening agitating unit can realize better the even sclerosis to the ground, is favorable to ensureing the good quality of ground. The technical scheme is as follows:
the utility model provides a soft foundation rapid hardening agitating unit, includes extension arm, power casing, left stirring drum, left hydraulic motor, right stirring drum, right hydraulic motor and cement dry powder conveyer pipe, and power casing is connected with the extension arm lower extreme, and the equal fixed mounting of left hydraulic motor, right hydraulic motor is in power casing, and left stirring drum is connected with left hydraulic motor's power output shaft transmission, and right stirring drum is connected its characterized in that with right hydraulic motor's power output shaft transmission: the foundation hardening stirring device also comprises a middle stirring drum and a middle hydraulic motor, wherein the middle hydraulic motor is fixedly arranged in the power shell, and the middle stirring drum is in transmission connection with a power output shaft of the middle hydraulic motor; the middle mixing drum is positioned between the left mixing drum and the right mixing drum.
When above-mentioned soft ground rapid hardening agitating unit used, extension arm upper end can be connected with the excavator, make left hydraulic motor through excavator hydraulic power source, right hydraulic motor and well hydraulic motor operation, drive left stirring drum, right stirring drum, well stirring drum is rotary motion, play rotatory stirring operation function, the loose ground of mainly used stirs, simultaneously pour into the cement dry powder into through cement dry powder conveyer pipe through peripheral cement pump equipment, be close to left stirring drum from the extension arm lower extreme again, right stirring drum, the position of well stirring drum comes out, make earth and the mix of cement dry powder reach the ground hardening purpose. Because well stirring drum and well hydraulic motor have been add, the region that the contained angle corresponds between stirring drum and the right stirring drum is stirred to the stirring drum in the utilization, consequently can realize the even sclerosis to the ground better, is favorable to guaranteeing the good quality of ground.
In the preferred scheme, above-mentioned left mixing drum, right mixing drum, well mixing drum all include mixing drum casing, left-handed helical blade and right-handed helical blade, and left-handed helical blade and right-handed helical blade all fix the setting on mixing drum casing's surface, and left-handed helical blade is crossed with right-handed helical blade. The left-handed helical blades and the right-handed helical blades are arranged on each stirring drum, and when the stirring drums rotate, the left-handed helical blades and the right-handed helical blades stir the foundation together; because the left-handed helical blade revolves to opposite with the right-handed helical blade, when the stirring drum was rotatory, the effort of a spiral blade to earth was revolved helical blade opposite with another in the axial component of stirring drum for but earth forward displacement reverse movement also in stirring drum axial, thereby make the foundation density everywhere more even after the stirring.
Generally, the dry cement delivery pipe is fixedly installed at one side of the extension arm and extends along the length direction of the extension arm.
The utility model discloses in, the structure (like hydraulic pressure pipe, business turn over oil circuit subassembly, interior blow off pipe assembly etc.) that provides fluid pressure for each hydraulic motor can adopt current conventional structure.
The utility model discloses having add well stirring drum and well hydraulic motor, rotary motion is made together to left stirring drum, right stirring drum, well stirring drum during the use, stirs, makes earth and cement dry powder mix and reaches the ground sclerosis purpose, because the region that the contained angle corresponds between the stirring drum is stirred to left stirring drum and the right stirring drum in the utilization, consequently can realize the even sclerosis to the ground better, is favorable to ensureing the good quality of ground.
Drawings
Fig. 1 is a schematic structural diagram of a preferred embodiment of the present invention;
FIG. 2 is a schematic illustration of the construction of each mixing drum and its cooperation with a corresponding hydraulic motor;
FIG. 3 is a schematic view showing the positional relationship of the respective agitating drums.
Detailed Description
As shown in fig. 1 and 2, the soft foundation rapid hardening stirring device comprises an extension arm 1, a power shell 2, a left stirring drum 3, a left hydraulic motor 4, a right stirring drum 5, a right hydraulic motor 6, a middle stirring drum 7, a middle hydraulic motor 8 and a cement dry powder conveying pipe 9; the power shell 2 is connected with the lower end of the extension arm 1, a left hydraulic motor 4, a right hydraulic motor 6 and a middle hydraulic motor 8 are all fixedly arranged in the power shell 2, a left mixing drum 3 is in transmission connection with a power output shaft of the left hydraulic motor 4 (the left mixing drum 3 can be arranged on the power output shaft of the left hydraulic motor 4 through a connecting component 10; the power output shaft of the left hydraulic motor 4 can also be in transmission connection with the left mixing drum 3 through a speed reducer), a right mixing drum 5 is in transmission connection with the power output shaft of the right hydraulic motor 6 (the right mixing drum 5 can be arranged on the power output shaft of the right hydraulic motor 6 through a connecting component 11, the power output shaft of the right hydraulic motor 6 can also be in transmission connection with the right mixing drum 5 through a speed reducer), the middle mixing drum 7 is in transmission connection with the power output shaft of the middle hydraulic motor 8 (the middle mixing drum 7 can be, the power output shaft of the middle hydraulic motor 8 can also be in transmission connection with the middle mixing drum 7 through a speed reducer), and the middle mixing drum 7 is positioned between the left mixing drum 3 and the right mixing drum 5. Referring to fig. 3, in the present embodiment, the axes of the left mixing drum 3, the right mixing drum 5, and the middle mixing drum 7 are perpendicular to each other two by two; the angular bisector of the included angle between the axis of the left mixing drum 3 and the axis of the right mixing drum 5 corresponds to the position of the middle mixing drum 7.
Referring to fig. 1 and 2, in the present embodiment, each of the left mixing drum 3, the right mixing drum 5, and the middle mixing drum 7 includes a mixing drum housing 31, a left-handed helical blade 32, and a right-handed helical blade 33, the left-handed helical blade 32 and the right-handed helical blade 33 are fixedly disposed on the outer surface of the mixing drum housing 31, and the left-handed helical blade 32 intersects with the right-handed helical blade 33.
The cement dry powder delivery pipe 9 is fixedly installed at one side of the extension arm 1 and extends along the length direction of the extension arm 1.
In this embodiment, the structure (such as the hydraulic pipe, the oil inlet/outlet pipe assembly, the inner drain pipe assembly, etc.) for providing the hydraulic pressure to each hydraulic motor may adopt the conventional structure, for example, the structure disclosed in the chinese patent application publication No. CN108118676A, and will not be described in detail herein.
The working principle of the rapid hardening stirring device for the soft foundation is briefly described as follows:
this soft foundation rapid hardening agitating unit during use, extension arm 1 upper end can be connected with the excavator, make left hydraulic motor 4 through excavator hydraulic power source, right hydraulic motor 6 and well hydraulic motor 8 operation, drive left stirring drum 3, right stirring drum 5, well stirring drum 7 is rotary motion, play rotatory stirring operation function, the loose ground of mainly used stirs, simultaneously pour into the cement dry powder into through peripheral cement pump equipment through cement dry powder conveyer pipe 9, it is close to left stirring drum 3 to follow extension arm 1 lower extreme again, right stirring drum 5, the position of well stirring drum 7 comes out, make earth and the mix of cement dry powder reach the ground hardening purpose. The region that the contained angle corresponds between stirring drum 7 and the stirring drum 5 of the left side is stirred to the well stirring drum 7, can realize the even sclerosis to the ground better.
A left-handed helical blade 32 and a right-handed helical blade 33 are arranged on each stirring drum (the left stirring drum 3, the right stirring drum 5 and the middle stirring drum 7), and when the stirring drums rotate, the left-handed helical blade 32 and the right-handed helical blade 33 stir the foundation together; because the left-handed helical blade 32 and the right-handed helical blade 33 rotate in opposite directions, when the stirring drum rotates, the component force of the acting force of one rotating helical blade on soil in the axial direction of the stirring drum is opposite to that of the other rotating helical blade, so that the soil can move forwards and reversely in the axial direction of the stirring drum, and the density of the ground after stirring is more uniform.
Claims (3)
1. The utility model provides a soft foundation rapid hardening agitating unit, includes extension arm, power casing, left stirring drum, left hydraulic motor, right stirring drum, right hydraulic motor and cement dry powder conveyer pipe, and power casing is connected with the extension arm lower extreme, and the equal fixed mounting of left hydraulic motor, right hydraulic motor is in power casing, and left stirring drum is connected with left hydraulic motor's power output shaft transmission, and right stirring drum is connected its characterized in that with right hydraulic motor's power output shaft transmission: the stirring device for the rapid hardening of the soft foundation further comprises a middle stirring drum and a middle hydraulic motor, wherein the middle hydraulic motor is fixedly arranged in the power shell, and the middle stirring drum is in transmission connection with a power output shaft of the middle hydraulic motor; the middle mixing drum is positioned between the left mixing drum and the right mixing drum.
2. The rapid hardening stirring apparatus for soft foundation as claimed in claim 1, wherein: the left stirring drum, the right stirring drum and the middle stirring drum respectively comprise a stirring drum shell, a left-handed helical blade and a right-handed helical blade, the left-handed helical blade and the right-handed helical blade are fixedly arranged on the outer surface of the stirring drum shell, and the left-handed helical blade is crossed with the right-handed helical blade.
3. The rapid hardening stirring apparatus for soft foundation as claimed in claim 1 or 2, wherein: the cement dry powder conveying pipe is fixedly arranged on one side of the extension arm and extends along the length direction of the extension arm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020628608.XU CN212200380U (en) | 2020-04-23 | 2020-04-23 | Soft foundation rapid hardening stirring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020628608.XU CN212200380U (en) | 2020-04-23 | 2020-04-23 | Soft foundation rapid hardening stirring device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212200380U true CN212200380U (en) | 2020-12-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020628608.XU Active CN212200380U (en) | 2020-04-23 | 2020-04-23 | Soft foundation rapid hardening stirring device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212200380U (en) |
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2020
- 2020-04-23 CN CN202020628608.XU patent/CN212200380U/en active Active
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