CN2477805Y

CN2477805Y - Planetary powder spraying stirring drilling bit

Info

Publication number: CN2477805Y
Application number: CN 01241450
Authority: CN
Inventors: 赵伟民; 诸文农
Original assignee: Individual
Current assignee: Individual
Priority date: 2001-04-29
Filing date: 2001-04-29
Publication date: 2002-02-20
Anticipated expiration: 2011-04-29

Abstract

The utility model discloses a planetary powder spraying mixing drill bit. One end of an upper knife board (3) and a digging knife (7) both horizontally arranged on the drill bit is respectively connected with the upper end and the lower end of a drill rod (2), and the upper end and the lower end of the drill rod (2) are provided with an upper knife frame (9) and a lower knife frame (9). A lateral knife board (4) is arranged between the upper knife frame (9) and the lower knife frame (9). A powder spraying hole (2-1) is provided in the drill rod (2), and the lower end of the drill rod (2) is flexibly connected with a positioning knife (8). A sleeve (5-1) of a planetary mixer (5) forms a rotary connection with the drill rod (2), and a sleeve of a drive (6) forms a fixed connection with the drill rod (2). During work, the planetary mixer (5) is driven by the drive (6) to perform the mixing work. The equipment is suitable for the operation on the weak foundation, and has the advantages of even mixing and regular passes.

Description

The planetary stirring drill bit that dusts

The utility model relates to a kind of equipment in building lot piling and boring.

The agitation pile that dusts is promoted the use of in the soft foundation processing operation, and each producer has developed various drill bits according to the project of being developed, and stirring is inhomogeneous, pile quality is poor but still exist at present; The exhaust situation is bad, form bubble easily in stake; Pass is not whole, shortcomings such as unfavorable detection.

The purpose of this utility model is a kind of planetary stirring drill bit that dusts of design, it should have stir, pile quality is good, exhaust in order, be difficult in stake, forming bubble, pass regular, be beneficial to characteristics such as detection.

The utility model is by drilling rod 2, last knife plate 3, side tool plate 4, planetary stirrer 5, driver 6, digging cutter 7, knife edge 8, knife rest 9 is formed, a horizontally disposed end of going up knife plate 3 is fixedly connected on the top of vertical drilling rod 2, one end of horizontally disposed digging cutter 7 is fixedly connected on the lower end of drilling rod 2, below last knife plate 3 and be fixedly connected with respectively above the digging cutter 7, lower slide 9, last, be connected with side tool plate 4 between the lower slide 9, be provided with powder injection hole 2-1 in the inside of drilling rod 2, the lower end of drilling rod 2 and knife edge 8 form and flexibly connect, the sleeve pipe 5-1 of planetary stirrer 5 and the sleeve pipe 6-1 of driver 6 are enclosed within respectively, on the drilling rod 2 between the lower slide 9, sleeve pipe 5-1 forms rotating the connection with drilling rod 2, and sleeve pipe 6-1 and drilling rod 2 form a fixed connection.When work, drilling rod 2 drives revolution by power set, and by the deadweight pressurization, is just changeing digging with digging cutter 7 and creeping into.Digging cutter 7 can guarantee normal digging work in the drilling process.Side tool plate 4 is just changeing can repair the hole, and counter-rotating can make the regolith compacting of periphery.Planetary stirrer 5 floats and is arranged on the drilling rod 2, carries out stirring work under the drive by the driver 6 that rotates with drilling rod, and the planet shaft rotates and big soil block can be smashed, for the follow-up stirring operation of dusting is prepared.After getting into desired depth, drill bit is under power set drive, and reversing when promoting in one side, begins the operation of dusting on one side, and the material of the material spraying hole 2-1 ejection of drilling rod inside evenly is sprinkling upon in the soil.

The utility model is adapted at using in the soft foundation processing operation, it should have stir, pile quality is good, exhaust in order, be difficult in pile, forming bubble, pass regular, be beneficial to advantages such as detection.

Fig. 1 is a structural representation of the present utility model, and Fig. 2 is the A-A sectional view of Fig. 1, and Fig. 3 is the B-B sectional view of Fig. 1, and Fig. 4 is the upward view of Fig. 1, and Fig. 5 is the C-C sectional view of Fig. 1.

Embodiment one: present embodiment is made up of drilling rod 2, last knife plate 3, side tool plate 4, planetary stirrer 5, driver 6, digging cutter 7, knife edge 8, knife rest 9.A horizontally disposed end of going up knife plate 3 is fixedly connected on the top of vertical drilling rod 2, one end of horizontally disposed digging cutter 7 is fixedly connected on the lower end of drilling rod 2, below last knife plate 3 and be fixedly connected with upper and lower knife rest 9 above the digging cutter 7 respectively, between upper and lower knife rest 9, be connected with side tool plate 4.The top of drilling rod 2 is provided with adpting flange 1, the cross section of drilling rod 2 is square, its inside is provided with powder injection hole 2-1, the lower end of drilling rod 2 and knife edge 8 form and flexibly connect, the sleeve pipe 5-1 of planetary stirrer 5 and the sleeve pipe 6-1 of driver 6 are enclosed within respectively on the drilling rod 2 between the upper and lower knife rest 9, sleeve pipe 5-1 and drilling rod 2 form the connected mode of rotating, and sleeve pipe 6-1 and drilling rod 2 form a fixed connection.

Embodiment two: what present embodiment and embodiment one were different is that planetary stirrer 5 is by sleeve pipe 5-1, horizontal axis 5-2, movable sleeve 5-3 and shaft 5-4 form, driver 6 is by sleeve pipe 6-1, key 6-2, driving shaft 6-3 forms, sleeve pipe 5-1 is positioned at the top of sleeve pipe 6-1, sleeve pipe 5-1 can rotate around drilling rod 2, about sleeve pipe 5-1, respectively be fixedly connected with a horizontal axis 5-2, movable sleeve 5-3 is enclosed within horizontal axis 5-2 and goes up the rotating connected mode of formation, four shaft 5-4 are crossing distribution, the one end is fixedlyed connected with movable sleeve 5-3, the axis of the axis of shaft 5-4 and horizontal axis 5-2 is perpendicular, sleeve pipe 6-1 forms a fixed connection by key 6-2 and drilling rod 2, the driving shaft 6-3 of four levels is crossing distribution, the one end is fixedlyed connected with sleeve pipe 6-1, and the shaft 5-4 that is positioned at the below contacts with driving shaft 6-3.Drilling rod 2 drive driving shaft 6-3 horizontally rotate during work, driving shaft 6-3 stirs shaft 5-4 and rotates around horizontal axis 5-2 in vertical direction, making floats is arranged on planetary stirrer 5 on the drilling rod 2 when drilling rod revolves round the sun, but also rotation can make the material and the soil that spray into evenly be stirred like this.Other composition is identical with embodiment one with annexation.

Embodiment three: what present embodiment and embodiment one were different is that four horizontally disposed knife plates of going up are crossing distribution, the one end is fixed on the top of vertical drilling rod 2, four horizontally disposed digging cuttves 7 are crossing distribution, the one end is fixedly connected on the lower end of drilling rod 2, last lower slide 9 is a cirque structure, and four side tool plates 4 are connected between the lower slide 9.Other composition is identical with embodiment one with annexation.

Embodiment four: present embodiment and embodiment one, three are different is that the cross section of digging cutter 7 is a bathtub construction, and the cutter groove 7-1 opposite position with digging cutter 7 on the sidewall of drilling rod 2 has through hole 2-2, and through hole 2-2 communicates with the powder injection hole 2-1 of drilling rod 2 inside.The material of the through hole 2-2 ejection when work on the drilling rod 2 moves along digging cutter cutter groove direction, and material is spread in uniform in the soil.Other composition is identical with embodiment one, three with annexation.

Embodiment five: present embodiment and embodiment one, four are different is that the tubular moving casing 8-1 of knife edge 8 upper ends inserts in the powder injection hole 2-1 of drilling rod 2 lower ends, on the sidewall of tubular moving casing 8-1, be provided with through hole 8-2, through hole 8-2 be positioned at through hole 2-2 on drilling rod 2 sidewalls directly over.When drill bit bored down, the moving casing 8-1 of knife edge 8 tops was all pushed up to the inside of drilling rod 2, and this moment, through hole 2-2 was closed.After getting into desired depth, drill bit counter-rotating also promotes, and to the whereabouts, through hole 8-2's knife edge 8 on the moving casing 8-1 communicates with through hole 2-2, the operation of can dusting at this moment in the effect of the deadweight and the pressure that dusts.Other composition is identical with embodiment one, four with annexation.

Claims

1, the planetary stirring drill bit that dusts, it is by drilling rod (2), last knife plate (3), side tool plate (4), planetary stirrer (5), driver (6), digging cutter (7), knife edge (8), knife rest (9) is formed, it is characterized in that a horizontally disposed end of going up knife plate (3) is fixedly connected on the top of vertical drilling rod (2), one end of horizontally disposed digging cutter (7) is fixedly connected on the lower end of drilling rod (2), below last knife plate (3) He above the digging cutter (7), be fixedly connected with respectively, lower slide (9), last, be connected with side tool plate (4) between the lower slide (9), be provided with powder injection hole (2-1) in the inside of drilling rod (2), the lower end of drilling rod 2 and knife edge (8) form and flexibly connect, the sleeve pipe (5-1) of planetary stirrer (5) and the sleeve pipe (6-1) of driver (6) are enclosed within respectively, on the drilling rod (2) between the lower slide (9), sleeve pipe (5-1) forms rotating the connection with drilling rod (2), and sleeve pipe (6-1) forms a fixed connection with drilling rod (2).

2, the planetary stirring drill bit that dusts according to claim 1, it is characterized in that planetary stirrer (5) is by sleeve pipe (5-1), horizontal axis (5-2), movable sleeve (5-3) and shaft (5-4) are formed, driver (6) is by sleeve pipe (6-1), key (6-2), driving shaft (6-3) is formed, sleeve pipe (5-1) is positioned at the top of sleeve pipe (6-1), sleeve pipe (5-1) can rotate around drilling rod (2), about sleeve pipe (5-1), respectively be fixedly connected with a horizontal axis (5-2), movable sleeve (5-3) is enclosed within horizontal axis (5-2) and goes up the rotating connected mode of formation, four shafts (5-4) are crossing distribution, the one end is fixedlyed connected with movable sleeve (5-3), the axis of the axis of shaft (5-4) and horizontal axis (5-2) is perpendicular, sleeve pipe (6-1) forms a fixed connection by key (6-2) and drilling rod (2), the driving shaft of four levels (6-3) is crossing distribution, the one end is fixedlyed connected with sleeve pipe (6-1), and the shaft (5-4) that is positioned at the below contacts with driving shaft (6-3).

3, the planetary stirring drill bit that dusts according to claim 1, it is characterized in that four horizontally disposed knife plates of going up are crossing distribution, the one end is fixed on the top of vertical drilling rod (2), four horizontally disposed digging cuttves (7) are crossing distribution, the one end is fixedly connected on the lower end of drilling rod (2), last lower slide (9) is a cirque structure, and four side tool plates (4) are connected between the lower slide (9).

4, according to claim 1, the 3 described planetary stirring drill bits that dust, the cross section that it is characterized in that digging cutter (7) is a bathtub construction, cutter groove (7-1) opposite position with digging cutter (7) on the sidewall of drilling rod (2) has through hole (2-2), and through hole (2-2) communicates with the powder injection hole (2-1) of drilling rod (2) inside.

5, according to claim 1, the 4 described planetary stirring drill bits that dust, the tubular moving casing (8-1) that it is characterized in that knife edge (8) upper end inserts in the powder injection hole (2-1) of drilling rod (2) lower end, on the sidewall of tubular moving casing (8-1), be provided with through hole (8-2), through hole (8-2) be positioned at through hole (2-2) on drilling rod (2) sidewall directly over.