CN114131764A - Pile foundation rotary excavating hole dado slurry stirring and conveying device - Google Patents
Pile foundation rotary excavating hole dado slurry stirring and conveying device Download PDFInfo
- Publication number
- CN114131764A CN114131764A CN202111581299.0A CN202111581299A CN114131764A CN 114131764 A CN114131764 A CN 114131764A CN 202111581299 A CN202111581299 A CN 202111581299A CN 114131764 A CN114131764 A CN 114131764A
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- China
- Prior art keywords
- stirring
- stirring barrel
- pile foundation
- plate
- pipe
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 238000003756 stirring Methods 0.000 title claims abstract description 69
- 239000002002 slurry Substances 0.000 title claims abstract description 21
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 34
- 238000007599 discharging Methods 0.000 claims abstract description 17
- 238000009412 basement excavation Methods 0.000 claims abstract description 6
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 4
- 239000010959 steel Substances 0.000 claims abstract description 4
- 239000000463 material Substances 0.000 claims description 27
- 230000003014 reinforcing effect Effects 0.000 claims description 11
- 239000003638 chemical reducing agent Substances 0.000 claims description 4
- 238000009434 installation Methods 0.000 claims description 4
- 238000002156 mixing Methods 0.000 abstract description 7
- 230000000694 effects Effects 0.000 abstract description 2
- 238000010276 construction Methods 0.000 description 12
- 238000005553 drilling Methods 0.000 description 9
- 239000004927 clay Substances 0.000 description 4
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 3
- 239000000440 bentonite Substances 0.000 description 3
- 229910000278 bentonite Inorganic materials 0.000 description 3
- SVPXDRXYRYOSEX-UHFFFAOYSA-N bentoquatam Chemical compound O.O=[Si]=O.O=[Al]O[Al]=O SVPXDRXYRYOSEX-UHFFFAOYSA-N 0.000 description 3
- 238000011068 loading method Methods 0.000 description 3
- 239000001913 cellulose Substances 0.000 description 2
- 229920002678 cellulose Polymers 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000004537 pulping Methods 0.000 description 2
- 239000004576 sand Substances 0.000 description 2
- 239000002689 soil Substances 0.000 description 2
- 238000007792 addition Methods 0.000 description 1
- 238000012840 feeding operation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000010992 reflux Methods 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 238000004062 sedimentation Methods 0.000 description 1
- 229910000029 sodium carbonate Inorganic materials 0.000 description 1
- 238000012876 topography Methods 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28C—PREPARING CLAY; PRODUCING MIXTURES CONTAINING CLAY OR CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28C9/00—General arrangement or layout of plant
- B28C9/02—General arrangement or layout of plant for producing mixtures of clay or cement with other materials
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28C—PREPARING CLAY; PRODUCING MIXTURES CONTAINING CLAY OR CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28C3/00—Apparatus or methods for mixing clay with other substances
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B33/00—Sealing or packing boreholes or wells
- E21B33/10—Sealing or packing boreholes or wells in the borehole
- E21B33/13—Methods or devices for cementing, for plugging holes, crevices or the like
- E21B33/138—Plastering the borehole wall; Injecting into the formation
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- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Chemical & Material Sciences (AREA)
- Dispersion Chemistry (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Mixers Of The Rotary Stirring Type (AREA)
Abstract
The invention provides a pile foundation rotary excavation hole wall protection slurry stirring and conveying device which comprises a base made of channel steel, wherein a stirring barrel is fixed on the base, a water inlet pipe and a first discharging pipe are arranged on the outer wall of the stirring barrel, a mounting frame is detachably mounted in the stirring barrel, a plurality of fixing plates are detachably mounted on the mounting frame, through holes are formed in the middle of each fixing plate, a first motor is mounted on the upper surface of each fixing plate, and a stirring paddle is mounted on a rotating shaft of each first motor; a feeding hopper is further fixed on the mounting rack, a screen plate is paved on the mounting rack at the top of the stirring barrel, and a control electric box is fixed on the outer wall of the stirring barrel. The invention has the advantages of more uniform and full slurry mixing, better wall protection effect and the like.
Description
Technical Field
The invention belongs to the technical field of pile foundation rotary excavation hole construction equipment, and relates to a stirring and conveying device for reinforcing mud on the inner wall of a pile foundation rotary excavation hole.
Background
During the construction of the pile foundation, a drill hole is usually dug on the ground for the construction of the sedimentation type pile foundation, and the soil body around the hole wall is extremely unstable under the unstable stratum conditions of a stratum where the pile foundation is located, such as a sand layer with deep burying depth and thick thickness, silt clay in a saturated water state and the like, and the resultant force action of soil pressure and water pressure is applied to the periphery of the hole wall during the drilling construction of the rotary drilling rig, so that the phenomenon of sand gushing and hole collapse in a large range can be caused by the deformation of the periphery of the hole wall.
Therefore, for the bridge pile foundation of the stratum which is easy to collapse, a rotary drilling rig is adopted for drilling construction, and meanwhile slurry is adopted for reinforcing the inner wall of the rotary drilled hole. The wall-protecting slurry is prepared with yellow clay, bentonite, cellulose, soda, etc. and through mixing with water. For cooperating pile foundation construction, I department has developed a section and is used for the pile foundation to dig the hole inner wall soon and consolidate the device that mud material stirring and carried to improve the efficiency of pile foundation construction and the quality of pile foundation armguard.
Disclosure of Invention
The invention aims to provide a device for stirring and conveying mud for pile foundation rotary excavation hole wall protection, aiming at solving the technical problems in the prior art, and the device is used for stirring and conveying the reinforced mud on the inner wall of the pile foundation rotary excavation hole so as to improve the efficiency of pile foundation construction and the quality of a pile foundation arm protection.
The purpose of the invention can be realized by the following technical scheme: the device is characterized by comprising a base made of channel steel, wherein a stirring barrel is fixed on the base, a water inlet pipe and a first discharging pipe are arranged on the outer wall of the stirring barrel, a mounting frame is detachably mounted in the stirring barrel, a plurality of fixing plates are detachably mounted on the mounting frame, through holes are formed in the middle of each fixing plate, a first motor is mounted on the upper surface of each fixing plate, and a stirring paddle is mounted on a rotating shaft of each first motor; the mounting bracket is also fixedly provided with a feeding hopper, the top of the stirring barrel is paved with a screen plate on the mounting bracket, and the outer wall of the stirring barrel is fixedly provided with a control electric box.
Preferably, the device also comprises a gantry crane for feeding, wherein the gantry crane spans above the stirring barrel; the gantry crane comprises two pillars and a transverse bridge, and two ends of the transverse bridge are detachably connected with the tops of the pillars; each strut comprises a main rod and two reinforcing rods, and a transverse plate is arranged between each reinforcing rod and the main rod to be connected; the middle part and the lower part of one of the pillars are respectively fixed with an upper connecting plate and a lower connecting plate; a connecting frame is fixed on one side of the base, a lower connecting plate is detachably connected with the connecting frame, and an upper connecting plate is fixedly connected with the top of the stirring barrel; the main rod connected with the stirring barrel is provided with an electric port connector, and the electric port connector is positioned below one of the transverse plates.
Preferably, a second motor and a water pump can be detachably mounted on the base, and a belt pulley is arranged between the second motor and the water pump for connection; a second discharging pipe is arranged at the bottom of the stirring barrel and is connected with the water inlet end of the water pump through a flange, the water outlet end of the water pump is connected with a three-way pipe through a flange, one end of the three-way pipe is connected with a third discharging pipe through a first butterfly valve, and the other end of the three-way pipe is connected with a first return pipe through a second butterfly valve; the first material return pipe extends to the top end of the stirring barrel, and a section of the first material return pipe, which is located at the top end of the stirring barrel, is provided with a plurality of second material return pipes.
Preferably, the length of the paddle of the stirring paddle is different.
Preferably, a material distributing plate is arranged in the feeding hopper, the cross section of the material distributing plate is in an inverted V shape, and the material distributing plate is located in the middle of the bottom of the feeding hopper.
Preferably, a speed reducer is arranged between each first motor and the stirring paddle and connected with the first motor and the stirring paddle.
The device can realize automatic stirring, complete the manufacture and the conveying of the slurry, improve the manufacture and the conveying efficiency of the slurry and further improve the construction efficiency of the rotary drilling hole. And the device adopts a reflux stirring mode, so that the prepared slurry is mixed more uniformly and fully, and the wall protection effect is better.
Drawings
Fig. 1 is a schematic perspective view of the mixing tank in the apparatus.
Fig. 2 is a schematic perspective view of the stirring mechanism in the device.
Fig. 3 is a schematic perspective view of the present device.
Fig. 4 is a front view of the device.
Fig. 5 is a schematic perspective view of a gantry crane in the device.
In the figure, 11, the base; 111. a connecting frame; 12. a stirring barrel; 121. a water inlet pipe; 122. a first discharging pipe; 123. a second discharge pipe; 13. a mounting frame; 131. a fixing plate; 132. a first motor; 133. a stirring paddle; 134. a hopper; 135. a screen plate; 14. controlling an electric box; 15. a second motor; 16. a water pump; 161. a three-way pipe; 162. a first butterfly valve; 163. a third discharge pipe; 164. a second butterfly valve; 165. a first return pipe; 166. a second feed back pipe; 17. a belt pulley; 18. a material distributing plate; 19. a speed reducer; 21. a transverse bridge; 22. a main rod; 23. a reinforcing bar; 24. a transverse plate; 25. an electrical port connector; 26. an upper connecting plate; 27. a lower connecting plate.
Detailed Description
The following are specific embodiments of the present invention and are further described with reference to the drawings, but the present invention is not limited to these embodiments.
As shown in fig. 1 and 2, a pile foundation rotary drilling retaining wall mud stirring and conveying device comprises a base 11 made of channel steel, a stirring barrel 12 is fixed on the base 11, a water inlet pipe 121 and a first discharging pipe 122 are arranged on the outer wall of the stirring barrel 12, an installation frame 13 is detachably installed in the stirring barrel 12, a plurality of fixing plates 131 are detachably installed on the installation frame 13, a through hole is formed in the middle of each fixing plate 131, a first motor 132 is installed on the upper surface of each fixing plate 131, and a stirring paddle 133 is installed on the rotating shaft of each first motor 132; a feeding hopper 134 is fixed on the mounting frame 13, a screen 135 is laid on the mounting frame 13 at the top of the stirring barrel 12, and a control electric box 14 is fixed on the outer wall of the stirring barrel 12. When the device is used in a pile foundation construction site, a water inlet pipe 121 needs to be connected with a water source, and a first discharging pipe 122 is connected with a discharging hose; then adding raw materials such as yellow clay, bentonite, cellulose, sodium carbonate and the like into the stirring barrel 12 through a feeding hopper 134; then, a water source switch is turned on, water is injected into the mixing tank 12, and when the water level reaches a proper position, the electric box 14 is controlled to start each first motor 132 to start mixing and pulping the materials. After the materials are fully mixed and the pulping operation is completed, the switch on the discharging pipe is opened, and slurry is conveyed into the rotary drilling hole needing the wall protection operation, so that the stirring and conveying operation of the slurry of the rotary drilling hole wall protection of the pile foundation is automatically carried out, and the construction efficiency of the rotary drilling hole is improved.
As shown in fig. 3, 4 and 5, the device further comprises a gantry crane for loading, wherein the gantry crane spans above the mixing tank 12; the gantry crane comprises two pillars and a transverse bridge 21, and two ends of the transverse bridge 21 are detachably connected with the tops of the pillars; each strut comprises a main rod 22 and two reinforcing rods 23, and transverse plates 24 are arranged between each reinforcing rod 23 and the main rod 22; an upper connecting plate 26 and a lower connecting plate 27 are respectively fixed at the middle part and the lower part of one of the pillars; a connecting frame 111 is fixed on one side of the base 11, a lower connecting plate 27 is detachably connected with the connecting frame 111, and an upper connecting plate 26 is fixedly connected with the top of the stirring barrel 12; the main rod 22 connected with the mixing barrel 12 is provided with an electric connector 25, and the electric connector 25 is positioned below one of the horizontal plates 24. Because materials such as yellow clay, bentonite often adopt the mode of ton package packing, for conveniently giving this device material loading, so for it is equipped with special portal crane, make its material loading more simple light. The reinforcing rod 23 and the transverse plate 24 are additionally arranged beside the main rod 22 of the gantry crane, so that the support of the gantry crane is more stable, and the transverse plate 24 and the reinforcing rod 23 are combined on two sides of the main rod 22 to form a ladder stand, thereby facilitating the up and down of workers. In the device. The electric connector 25 is arranged on the main rod 22, so that the electric connection between the stirring barrel 12 and the gantry crane is more convenient, and the electric connector 25 is arranged below one of the transverse plates 24, so that the transverse plate 24 can shield the electric connector, and the electric connector is more reliable.
As shown in fig. 1, the base 11 is further detachably provided with a second motor 15 and a water pump 16, and a pulley 17 is arranged between the second motor 15 and the water pump 16 for connection; a second discharging pipe 123 is arranged at the bottom of the stirring barrel 12, the second discharging pipe 123 is connected with the water inlet end of the water pump 16 through a flange, the water outlet end of the water pump 16 is connected with a three-way pipe 161 through a flange, one end of the three-way pipe 161 is connected with a third discharging pipe 163 through a first butterfly valve 162, and the other end of the three-way pipe 161 is connected with a first return pipe 165 through a second butterfly valve 164; the first material return pipe 165 extends to the top end of the stirring barrel 12, and a section of the first material return pipe 165 located at the top end of the stirring barrel 12 is provided with a plurality of second material return pipes 166. Since the construction site has a high or low topography, when the slurry is to be delivered to a higher place, it cannot be achieved by only relying on the first discharge pipe 122, and therefore the second discharge pipe 123 connected with the water pump 16 is provided. The first butterfly valve 162 is opened, the second butterfly valve 164 is closed, and the pump 16 is driven by the motor to discharge the slurry from the third discharge pipe 163. The feeding operation at a higher position can be realized only by connecting the feeding pipe at the third discharging pipe 163. When feeding to a higher position is not needed, the first butterfly valve 162 can be closed, the second butterfly valve 164 is opened, the water pump 16 can pump out slurry, and the slurry returns to the stirring barrel 12 through the first material return pipe 165 and the second material return pipe 166, so that the slurry is circularly stirred, the slurry is uniformly and fully mixed, the quality of the slurry is guaranteed, and the slurry is effectively prevented from sinking to the bottom.
As shown in fig. 2, the length of the blades of the stirring paddle 133 is not consistent, a material distributing plate 17 is arranged in the feeding hopper 134, the cross section of the material distributing plate 17 is inverted "V", and the material distributing plate 17 is located in the middle of the bottom of the feeding hopper 134; a speed reducer 18 is arranged between each first motor 132 and the stirring paddle 133 to be connected.
The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications or additions may be made to the described embodiments or alternatives may be employed by those skilled in the art without departing from the spirit or ambit of the invention as defined in the appended claims.
Claims (6)
1. The device is characterized by comprising a base (11) made of channel steel, wherein a stirring barrel (12) is fixed on the base (11), a water inlet pipe (121) and a first discharging pipe (122) are arranged on the outer wall of the stirring barrel (12), an installation frame (13) is detachably installed in the stirring barrel (12), a plurality of fixing plates (131) are detachably installed on the installation frame (13), a through hole is formed in the middle of each fixing plate (131), a first motor (132) is installed on the upper surface of each fixing plate (131), and a stirring paddle (133) is installed on a rotating shaft of each first motor (132); the feeding hopper (134) is further fixed on the mounting rack (13), a screen plate (135) is laid on the mounting rack (13) at the top of the stirring barrel (12), and a control electric box (14) is fixed on the outer wall of the stirring barrel (12).
2. The pile foundation rotary excavating hole dado slurry stirring and conveying device is characterized by further comprising a gantry crane for feeding, wherein the gantry crane spans over the stirring barrel (12); the gantry crane comprises two pillars and a transverse bridge (21), and two ends of the transverse bridge (21) are detachably connected with the tops of the pillars; each strut comprises a main rod (22) and two reinforcing rods (23), and a transverse plate (24) is arranged between each reinforcing rod (23) and the main rod (22) to be connected; an upper connecting plate (26) and a lower connecting plate (27) are respectively fixed at the middle part and the lower part of one of the pillars; a connecting frame (111) is fixed on one side of the base (11), the lower connecting plate (27) is detachably connected with the connecting frame (111), and the upper connecting plate (26) is fixedly connected with the top of the stirring barrel (12); the electric connector (25) is arranged on the main rod (22) connected with the stirring barrel (12), and the electric connector (25) is positioned below one transverse plate (24).
3. The pile foundation rotary excavating hole dado mud stirring and conveying device according to claim 1, characterized in that a second motor (15) and a water pump (16) are detachably mounted on the base (11), and a belt pulley (17) is arranged between the second motor (15) and the water pump (16) for connection; a second discharging pipe (123) is arranged at the bottom of the stirring barrel (12), the second discharging pipe (123) is connected with the water inlet end of the water pump (16) through a flange, the water outlet end of the water pump (16) is connected with a three-way pipe (161) through a flange, one end of the three-way pipe (161) is connected with a third discharging pipe (163) through a first butterfly valve (162), and the other end of the three-way pipe (161) is connected with a first return pipe (165) through a second butterfly valve (164); the first material return pipe (165) extends to the top end of the stirring barrel (12), and a section, located at the top end of the stirring barrel (12), of the first material return pipe (165) is provided with a plurality of second material return pipes (166).
4. The pile foundation rotary excavating hole retaining wall mud stirring and conveying device according to claim 1, characterized in that the blades of the stirring paddles (133) are different in length.
5. The pile foundation rotary excavating hole dado slurry stirring and conveying device according to claim 1, characterized in that a material distributing plate (18) is arranged in the feeding hopper (134), the cross section of the material distributing plate (18) is inverted V-shaped, and the material distributing plate (18) is located at the middle position of the bottom of the feeding hopper (134).
6. The device for stirring and conveying the mud in the pile foundation rotary excavation hole protecting wall according to claim 1, characterized in that a speed reducer (19) is arranged between each first motor (132) and each stirring paddle (133) for connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111581299.0A CN114131764A (en) | 2021-12-22 | 2021-12-22 | Pile foundation rotary excavating hole dado slurry stirring and conveying device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111581299.0A CN114131764A (en) | 2021-12-22 | 2021-12-22 | Pile foundation rotary excavating hole dado slurry stirring and conveying device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114131764A true CN114131764A (en) | 2022-03-04 |
Family
ID=80383131
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111581299.0A Pending CN114131764A (en) | 2021-12-22 | 2021-12-22 | Pile foundation rotary excavating hole dado slurry stirring and conveying device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114131764A (en) |
-
2021
- 2021-12-22 CN CN202111581299.0A patent/CN114131764A/en active Pending
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