Split mounting type blade guniting stirring drill bit

Abstract

The utility model relates to a split mounting type blade guniting stirring drill bit, which belongs to the technical field of pile foundation construction and comprises a stirring pile, a mounting sleeve is sleeved on the outer wall of the stirring pile, stirring blades are arranged on the left side and the right side of the mounting sleeve, and mounting components are arranged on the upper side and the lower side of each stirring blade. The mounting assembly comprises a connecting plate, a positioning plate is fixedly connected to the outer wall of the connecting plate, a plurality of through holes are formed in the outer wall of the positioning plate, a second fixing screw is inserted into the inner side of one of the through holes, and the second fixing screw is in threaded connection to the inner side of the stirring blade. A third fixing screw is inserted into the inner side of the connecting plate, a plurality of blind holes are formed in the outer wall of the mounting sleeve, and the third fixing screw is in threaded connection to the inner side of one of the blind holes; and an adjusting assembly is arranged between the connecting plate and the mounting sleeve. According to the split mounting type blade guniting stirring drill bit, stirring blades of different sizes can be conveniently mounted, and use is convenient.

Description

TECHNICAL FIELD

[0001] The utility model relates to pile foundation construction technical field, concretely is a kind of assembled vane spouts mud and stirs drill bit. BACKGROUND

[0002] In the construction field of pile foundation, cement-soil mixing pile is a kind of ground reinforcement method suitable for saturated soft clay. It uses cement as curing agent, and through mixing machine, soft soil and curing agent are forcedly mixed in deep foundation, and a series of physical and chemical reactions between curing agent and soft soil are used to make soft soil into artificial improved foundation with integrity, stability and certain strength.

[0003] In the prior art, a kind of assembled vane spouts mud and stirs drill bit with announcement number CN217632297U, the drill bit is composed of hexagonal male joint, drill rod body, upper spouts mud port, clamping plate, bolt, assembled vane, auxiliary clamping plate, nut, core pipe, lower spouts mud port, sealing gasket, spouts mud vane assembly, jet port, drill tip, the hexagonal male joint is welded in drill rod body top end, the spouts mud vane assembly is arranged in the upper and lower ends of drill rod body, and multiple assembled vanes are arranged between the upper and lower ends, the drill rod body is provided with upper spouts mud port, lower spouts mud port and jet port.

[0004] However, the assembled vane spouts mud and stirs drill bit in the process of use can only install fixed size vane, cannot install different size vanes according to construction demand, reduces the scope of application, causes inconvenience, so an assembled vane spouts mud and stirs drill bit is proposed to solve the problems in the above. UTILITY MODEL CONTENTS

[0005] In view of the deficiencies in the prior art, the utility model provides an assembled vane spouts mud and stirs drill bit, which has the advantages of facilitating the installation of vanes of different sizes, and solves the problem that the prior art can only install vanes of fixed size in the process of use, cannot install vanes of different sizes according to construction demand, reduces the scope of application and causes inconvenience.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: an assembled vane spouts mud and stirs drill bit, comprising a mixing pile, a mounting sleeve is sleeved on the outer wall of the mixing pile, stirring vanes are arranged on the left and right sides of the mounting sleeve, mounting assemblies are arranged on the upper and lower sides of the stirring vanes.

[0007] The mounting assembly comprises a connecting plate, a positioning plate is fixedly connected to the outer wall of the connecting plate, a plurality of through holes are arranged on the outer wall of the positioning plate, a second fixing screw is inserted into the inner side of one of the through holes, the second fixing screw is threadedly connected to the inner side of the stirring blade, a third fixing screw is inserted into the inner side of the connecting plate, a plurality of blind holes are arranged on the outer wall of the mounting sleeve, and the third fixing screw is threadedly connected to the inner side of one of the blind holes.

[0008] An adjusting assembly is arranged between the connecting plate and the mounting sleeve.

[0009] Further, the upper and lower sides of the mounting sleeve are fixedly connected with fixing plates, first fixing screws are inserted into the inner sides of the fixing plates, and the first fixing screws are threadedly connected to the inner side of the stirring column.

[0010] Further, the combined shapes of the connecting plate and the positioning plate are L-shaped.

[0011] Further, the plurality of through holes are equidistantly distributed on the positioning plate.

[0012] Further, the plurality of blind holes are equidistantly distributed on the mounting sleeve.

[0013] Further, the adjusting assembly comprises a fixing shaft, a sleeve is sleeved on the outer wall of the fixing shaft, and the sleeve is connected with the connecting plate.

[0014] Further, the fixing shaft is fixedly connected inside the mounting sleeve, an installation block is fixedly connected between the sleeve and the connecting plate, a strip-shaped opening is formed in the outer wall of the mounting sleeve, and the installation block penetrates the inner side of the strip-shaped opening.

[0015] Further, a spring is sleeved on the outer wall of the fixing shaft, one end of the spring abuts against the sleeve, and the other end of the spring abuts against the inside of the mounting sleeve.

[0016] Compared with the prior art, the assembled blade jet grouting stirring drill bit has the following beneficial effects:

[0017] The assembled blade jet grouting stirring drill bit is fixed on the stirring column through the cooperation of the fixing plates and the first fixing screws, the stirring blades of different lengths are conveniently installed through the cooperation of the positioning plate, the second fixing screw and the plurality of through holes, the position of the positioning plate is conveniently adjusted through the cooperation of the connecting plate, the third fixing screw, the plurality of blind holes and the adjusting assembly, the stirring blades of different widths are conveniently installed, the stirring blades of different sizes are conveniently installed, use is convenient, the problem that the prior art assembled blade jet grouting stirring drill bit can only install blades of a fixed size and cannot install blades of different sizes according to construction requirements is solved, the scope of application is reduced, and inconvenience is caused. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 This is a cross-sectional view of the structure of this utility model;

[0019] Figure 2 This utility model Figure 1 A magnified structural diagram of structure A is shown below;

[0020] Figure 3 This is a schematic diagram of the positioning plate of this utility model.

[0021] In the diagram: 1. Mixing pile; 2. Mounting sleeve; 3. Fixing plate; 4. First fixing screw; 5. Connecting plate; 6. Positioning plate; 7. Mixing blade; 8. Second fixing screw; 9. Through hole; 10. Fixing shaft; 11. Sliding sleeve; 12. Mounting block; 13. Spring; 14. Third fixing screw; 15. Blind hole. Detailed Implementation

[0022] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0023] Please see Figures 1 to 3 In this embodiment, a modular blade-type jet grouting and mixing drill bit includes a mixing pile 1, an installation sleeve 2 is fitted on the outer wall of the mixing pile 1, and mixing blades 7 are provided on both the left and right sides of the installation sleeve 2.

[0024] In this embodiment, mounting components are provided on both the upper and lower sides of the stirring blade 7. The mounting components include a connecting plate 5, and a positioning plate 6 is fixedly connected to the outer wall of the connecting plate 5. Multiple through holes 9 are provided on the outer wall of the positioning plate 6. The multiple through holes 9 are evenly distributed along the positioning plate 6. A second fixing screw 8 is inserted into the inner side of one of the through holes 9. The second fixing screw 8 is threaded to the inner side of the stirring blade 7. A third fixing screw 14 is inserted into the inner side of the connecting plate 5. Multiple blind holes 15 are provided on the outer wall of the mounting sleeve 2. The multiple blind holes 15 are evenly distributed along the mounting sleeve 2. The third fixing screw 14 is threaded to the inner side of one of the blind holes 15.

[0025] The mounting sleeve 2 is fixedly connected to the upper and lower sides with fixing plates 3. The inner side of the fixing plate 3 is inserted with a first fixing screw 4. The first fixing screw 4 is threaded to the inner side of the mixing pile 1. The combined shape of the connecting plate 5 and the positioning plate 6 is L-shaped.

[0026] In the embodiment, the adjusting assembly is arranged between the connecting plate 5 and the mounting sleeve 2, the adjusting assembly comprises a fixed shaft 10, a sliding sleeve 11 is sleeved on the outer wall of the fixed shaft 10, the sliding sleeve 11 is connected with the connecting plate 5, the fixed shaft 10 is fixedly connected in the mounting sleeve 2, a mounting block 12 is fixedly connected between the sliding sleeve 11 and the connecting plate 5, a strip-shaped opening is formed in the outer wall of the mounting sleeve 2, the mounting block 12 penetrates the inner side of the strip-shaped opening, a spring 13 is sleeved on the outer wall of the fixed shaft 10, one end of the spring 13 abuts against the sliding sleeve 11, and the other end of the spring 13 abuts against the inside of the mounting sleeve 2.

[0027] The working principle of the above embodiment is as follows:

[0028] In use, the mounting sleeve 2 is fixed on the stirring pile 1 through the cooperation of the fixed sheet 3 and the first fixed screw 4, the positioning plate 6, the second fixed screw 8 and the plurality of through holes 9 are cooperated to facilitate the installation of stirring blades 7 with different lengths, the connecting plate 5, the third fixed screw 15, the plurality of blind holes 15 and the adjusting assembly are cooperated to facilitate the position adjustment of the positioning plate 6, and the stirring blades 7 with different widths are facilitated to be installed, so that the stirring blades 7 with different sizes are installed conveniently and use is facilitated.

[0029] The mounting mode, the connecting mode or the setting mode disclosed in the embodiment are all common mechanical modes, and as long as the beneficial effects can be achieved, the mounting mode, the connecting mode or the setting mode can be implemented. It should be noted that, in the present document, the indicated orientation or positional relationship is based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the present application and simplifying the description, and does not indicate or imply that the indicated device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present application.

[0030] It should be noted that, in the present document, relationship terms such as first and second are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply that there is any such actual relationship or order between the entities or operations. Moreover, the terms "include", "contain" or any other variants thereof are intended to cover non-exclusive inclusion, so that the process, method, article or device including a series of elements not only includes those elements, but also includes other elements not explicitly listed or inherent to such process, method, article or device. Without more limitations, the element defined by the statement "including a" does not exclude the presence of another identical element in the process, method, article or device including the element.

[0031] Although the embodiments of the present application have been shown and described, it is to be understood that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the present application, the scope of which is defined by the appended claims and their equivalents.

Claims

1. A modular blade-type jet grouting and mixing drill bit, comprising a mixing pile (1), wherein an installation sleeve (2) is fitted onto the outer wall of the mixing pile (1), characterized in that: The mounting sleeve (2) is provided with stirring blades (7) on both the left and right sides, and the stirring blades (7) are provided with mounting components on both the upper and lower sides. The mounting assembly includes a connecting plate (5), a positioning plate (6) is fixedly connected to the outer wall of the connecting plate (5), a plurality of through holes (9) are provided on the outer wall of the positioning plate (6), a second fixing screw (8) is inserted into the inner side of one of the through holes (9), the second fixing screw (8) is threaded to the inner side of the stirring blade (7), a third fixing screw (14) is inserted into the inner side of the connecting plate (5), a plurality of blind holes (15) are provided on the outer wall of the mounting sleeve (2), and the third fixing screw (14) is threaded to the inner side of one of the blind holes (15); An adjustment assembly is provided between the connecting plate (5) and the mounting sleeve (2).

2. The assembled blade-type jet mixing drill bit according to claim 1, characterized in that: The mounting sleeve (2) is fixedly connected to the upper and lower sides with fixing plates (3), and the inner side of the fixing plate (3) is inserted with a first fixing screw (4), which is threaded to the inner side of the mixing pile (1).

3. The assembled blade-type jet mixing drill bit according to claim 1, characterized in that: The combined shape of the connecting plate (5) and the positioning plate (6) is L-shaped.

4. The assembled blade-type jet mixing drill bit according to claim 1, characterized in that: The multiple through holes (9) are equidistantly distributed along the positioning plate (6).

5. The assembled blade-type jet mixing drill bit according to claim 1, characterized in that: The multiple blind holes (15) are equidistantly distributed along the mounting sleeve (2).

6. The assembled blade-type jet mixing drill bit according to claim 1, characterized in that: The adjustment assembly includes a fixed shaft (10), and a sliding sleeve (11) is fitted on the outer wall of the fixed shaft (10). The sliding sleeve (11) is connected to the connecting plate (5).

7. The assembled blade-type jet mixing drill bit according to claim 6, characterized in that: The fixed shaft (10) is fixedly connected inside the mounting sleeve (2), and the sliding sleeve (11) is fixedly connected to the connecting plate (5) with a mounting block (12). A strip-shaped opening is provided on the outer wall of the mounting sleeve (2), and the mounting block (12) passes through the inner side of the strip-shaped opening.

8. The assembled blade-type jet mixing drill bit according to claim 7, characterized in that: A spring (13) is sleeved on the outer wall of the fixed shaft (10). One end of the spring (13) abuts against the sliding sleeve (11), and the other end of the spring (13) abuts against the inside of the mounting sleeve (2).

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