Supporting equipment for long spiral hole-forming pouring construction in muddy sandstone stratum
Technical Field
The utility model relates to a construction technical field specifically is a fill corollary equipment of construction with long spiral pore-forming in muddy sandstone stratum.
Background
The spiral drill rod is used as a device for drilling in building construction, generally, due to the drilling construction of a softer stratum, a silt layer, soil, silt and a pebble layer can be drilled, and the spiral drill rod has the characteristics of high drilling speed, good drilling forming, high drilling efficiency, larger torque, stable operation, automatic locking of a spring pin, convenience and quickness in disassembly and assembly, good sealing property, high tensile strength, high pile forming quality and the like.
But there are some shortcomings about the long spiral pore-forming pouring construction corollary equipment that construction used in the existing market, and traditional auger stem structure is comparatively single, and in to construction drilling process, because argillaceous siltstone viscidity is big, very easily leads to auger stem locking and footage slow, and manual cleaning is very difficult simultaneously, and construction bored concrete pile ageing is longer, very big influence staff's job schedule. Therefore, the technical personnel in the field provide a complete set of equipment for long spiral hole-forming pouring construction in the muddy sandstone stratum so as to solve the problems in the background technology.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a use the corollary equipment that the long spiral pore-forming was filled in the construction in the argillaceous sandstone stratum to solve the problem that provides in the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a fill corollary equipment of construction with long spiral pore-forming in muddy sandstone stratum, includes auger stem, auger stem's top is fixed with drilling rod flange seat, and auger stem passes through drilling rod flange seat and air entrainment rotary joint fixed connection, air entrainment rotary joint's inlet end is connected with the expansion hose, auger stem's outside embedding is fixed with the breather pipe, and auger stem's bottom mounting has conical bit, the air inlet duct has been seted up in conical bit's upper surface embedding, and conical bit's outside embedding has seted up spiral guiding gutter.
As a further aspect of the present invention: the gas-filling rotary joint comprises a flange clamping seat, wherein a mechanical seal is fixed on the inner side of the flange clamping seat, the flange clamping seat is connected with the seal clamping seat through the mechanical seal, a ventilation groove is formed in the outer side of the seal clamping seat in an embedded mode, a positioning pipeline is fixedly arranged on the inner side of the seal clamping seat in a penetrating mode, fastening flanges are symmetrically fixed at the upper end and the lower end of the positioning pipeline, an air inlet pipe is connected to the position, located in the middle, of one side of the flange clamping seat, and an air outlet pipe is connected to.
As a further aspect of the present invention: the outer diameter of the sealing clamping seat is matched with the inner diameter of the mechanical seal, and the flange clamping seat is connected with the positioning pipeline in a sealing mode through the mechanical seal and the sealing clamping seat.
As a further aspect of the present invention: the ventilation grooves are of an annular structure, the number of the air outlet pipes is three, and the air outlet pipes are uniformly and symmetrically arranged relative to the circle center of the ventilation grooves.
As a further aspect of the present invention: the number of the vent pipes is the same as that of the air outlet pipes, the length of each vent pipe is the same as that of the spiral drill rod, and the vent pipes are fixedly connected with the spiral drill rod through welding.
As a further aspect of the present invention: the number of the air inlet grooves is the same as that of the air vent pipes, and the air inlet grooves correspond to the air vent pipes one to one.
As a further aspect of the present invention: the flexible hose is made of a PVC material component, and the flexible length of the flexible hose is the same as that of the spiral drill rod.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model discloses an add on auger stem and establish the breather pipe, and then let in high-pressure gas in to the breather pipe through the air entrainment rotary joint, can blow off viscidity silty siltstone from auger stem, and then avoid the silty siltstone to the auger stem locking and the slow condition of footage, and at the drilling in-process, blow through high-pressure gas to the high pressure of the siltstone of argillaceous on the auger stem, can reduce the clearance intensity of staff to auger stem, improve auger stem's drilling efficiency simultaneously.
Drawings
FIG. 1 is a schematic structural diagram of a supporting device for long spiral hole-forming pouring construction in a muddy sandstone stratum;
FIG. 2 is an enlarged view of a supporting apparatus for long spiral hole-forming grouting construction in a argillaceous sandstone formation, at A in FIG. 1;
FIG. 3 is a schematic structural diagram of a vent pipe in a supporting device for long spiral pore-forming perfusion construction in a muddy sandstone stratum;
fig. 4 is a schematic structural diagram of a cyclone adapter in corollary equipment for long-spiral pore-forming grouting construction in a muddy sandstone stratum.
In the figure: 1. a auger stem; 2. a breather pipe; 3. a drill pipe flange seat; 4. an air-entrapping rotary joint; 41. a flange clamping seat; 42. an air inlet pipe; 43. positioning the pipeline; 44. fastening a flange; 45. sealing the card seat; 46. a vent groove; 47. mechanical sealing; 48. an air outlet pipe; 5. a flexible hose; 6. a conical drill bit; 7. an air inlet groove; 8. spiral guiding gutter.
Detailed Description
Referring to fig. 1 to 4, in an embodiment of the present invention, a supporting apparatus for long spiral pore-forming grouting construction in a muddy sandstone formation comprises a spiral drill rod 1, a drill rod flange seat 3 is fixed on the top end of the spiral drill rod 1, the spiral drill rod 1 is fixedly connected with an air-entrapping rotary joint 4 through the drill rod flange seat 3, the air-entrapping rotary joint 4 comprises a flange seat 41, a mechanical seal 47 is fixed on the inner side of the flange seat 41, the flange seat 41 is connected with a seal seat 45 through the mechanical seal 47, an air vent groove 46 is embedded in the outer side of the seal seat 45, a positioning pipeline 43 is fixed on the inner side of the seal seat 45, fastening flanges 44 are symmetrically fixed on the upper and lower ends of the positioning pipeline 43, an air inlet pipe 42 is connected to the middle position of one side of the flange seat 41, an air outlet pipe 48 is connected to the air outlet of the air vent groove 46, the outer diameter, the flange clamping seat 41 and the positioning pipeline 43 are in sealing connection through a mechanical seal 47 and a seal clamping seat 45, in the process of using the spiral drill rod 1, the gas-filling rotary joint 4 and the spiral drill rod 1 are in fastening connection through a fastening flange 44 at the bottom end of the positioning pipeline 43, the gas-filling rotary joint 4 is synchronously connected with a drilling machine through the fastening flange 44 at the top end of the positioning pipeline 43, and then the drilling machine works to drive the spiral drill rod 1 to rotate so as to perform drilling treatment on a building construction site.
The air inlet end of the air-entrapping rotary joint 4 is connected with a flexible hose 5, the flexible hose 5 is made of PVC materials, the flexible length of the flexible hose 5 is the same as that of the auger stem 1, and in the drilling process of the auger stem 1, an air compressor connected with the flexible hose 5 works to input high-pressure air into the flexible hose 5 and input the high-pressure air into the air-entrapping rotary joint 4 through the flexible hose 5.
The outside embedding of auger stem 1 is fixed with breather pipe 2, ventilation groove 46 is the loop configuration, the quantity of outlet duct 48 is three groups, and outlet duct 48 is for the even symmetric arrangement in centre of a circle of ventilation groove 46, the quantity of breather pipe 2 is the same with the quantity of outlet duct 48, and breather pipe 2 is the same with auger stem 1's length, breather pipe 2 passes through welded fastening with auger stem 1 and is connected, in auger stem 1 drilling process, high-pressure gas passes through intake pipe 42 and inputs to ventilation groove 46 in, and then under the sealing connection of mechanical seal 47 and sealed cassette 45, high-pressure gas passes through outlet duct 48 and emits into to inside breather pipe 2, carry high-pressure gas to auger stem 1 bottom.
The bottom mounting of auger stem 1 has conical bit 6, air inlet duct 7 has been seted up in conical bit 6's upper surface embedding, and spiral guiding gutter 8 has been seted up in conical bit 6's the outside embedding, the quantity of air inlet duct 7 is the same with the quantity of breather pipe 2, and air inlet duct 7 and the mutual one-to-one of breather pipe 2, at auger stem 1 drilling process, conical bit 6 can improve auger stem 1's drilling efficiency, synchronous high-pressure gas discharges through air inlet duct 7 on conical bit 6, and then under the spiral guiding of spiral guiding gutter 8, discharge high-pressure gas spiral, blow and clean the muddy siltstone of adhesion on auger stem 1, avoid muddy siltstone to the spiral stem locking and the slow condition of footage, can reduce the clearance intensity of staff to auger stem simultaneously, improve auger stem's drilling efficiency.
The utility model discloses a theory of operation is: in the process of using the auger stem 1, the gas-filling rotary joint 4 is tightly connected with the auger stem 1 through the fastening flange 44 at the bottom end of the positioning pipeline 43, the gas-filling rotary joint 4 is synchronously connected with a drilling machine through the fastening flange 44 at the top end of the positioning pipeline 43, and then the drilling machine works to drive the auger stem 1 to rotate, so as to carry out drilling treatment on a building construction site, in the drilling process of the auger stem 1, an air compressor connected with the telescopic hose 5 works to input high-pressure gas into the telescopic hose 5 and the gas-filling rotary joint 4 through the telescopic hose 5, the high-pressure gas is input into the ventilation groove 46 through the air inlet pipe 42, and then under the sealing connection of the mechanical seal 47 and the seal clamping seat 45, the high-pressure gas is discharged into the ventilation pipe 2 through the air outlet pipe 48, the high-pressure gas is conveyed to the bottom end of the auger stem 1, and further high-, and then under the spiral guiding of spiral guiding gutter 8, discharge high-pressure gas spiral, blow and clean the muddy siltstone of adhesion on auger stem 1, avoid the muddy siltstone to the auger stem locking and the slow condition of footage, can reduce the clearance intensity of staff to auger stem simultaneously, improve auger stem's drilling efficiency.
The above-mentioned, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.