CN219932077U - Cement mixing pile drill rod - Google Patents

Abstract

The utility model discloses a cement mixing pile drill rod, which comprises a first drill rod, wherein the top end of the first drill rod is fixedly connected with a second drill rod, the bottom end of the first drill rod is fixedly connected with a drill bit, the outer surface of the first drill rod and the outer surface of the second drill rod are fixedly connected with two mounting seats, the inner wall of each mounting seat is provided with two groups of first mounting holes, the inner wall of each mounting seat is clamped with a blade, and the front surface of each blade is provided with two second mounting holes. This device is through mount pad, first mounting hole, second mounting hole, mounting screw, fastening nut, joint groove, joint piece, thread groove and fastening screw that set up, can utilize mount pad, joint groove and joint piece to carry out the joint to the blade and place to utilize the threaded connection of mounting screw and fastening nut and the threaded connection of fastening screw and thread groove, realize the screw installation of blade, the quick dismantlement and the change of blade of being convenient for, solve the problem that the efficiency of construction is low.

Description

Cement mixing pile drill rod

Technical Field

The utility model relates to the technical field of stirring pile equipment for hydraulic filling engineering construction, in particular to a cement stirring pile drill rod.

Background

In hydraulic filling engineering construction, cement stirring piles are a common effective method for soft foundation treatment, cement is used as a curing agent, and the curing agent and soft soil are fully stirred through a deep cement stirring machine, so that the soft soil is hardened, the foundation strength is improved, the hydraulic filling pile is mainly suitable for soft foundations such as mucky soil, silt soil and silty clay, the process is mature, the effect is obvious, and the hydraulic filling pile can be quickly put into use.

But under the condition that geology is comparatively complicated, just hardly guarantee soft foundation treatment effect when meeting multilayer geology complex structures such as closely knit sand bed and silt layer, cause the wearing and tearing of drilling rod surface blade moreover easily, increase use cost to inconvenient change to the blade seriously influences the efficiency of construction, for this reason, we propose a cement mixing pile drilling rod and solve above-mentioned problem.

Disclosure of Invention

The utility model aims to provide a cement mixing pile drill rod to solve the problems in the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the utility model provides a cement mixing pile drilling rod, includes first drilling rod, the top fixedly connected with second drilling rod of first drilling rod, the bottom fixedly connected with drill bit of first drilling rod, the surface of first drilling rod and the equal fixedly connected with of surface of second drilling rod are two mount pads, every two sets of first mounting holes have all been seted up to the inner wall of mount pad, every the equal joint of inner wall of mount pad has the blade, every two second mounting holes have all been seted up in the front of blade, every the rear of mount pad all is equipped with two mounting screws, every mounting screw's front end all runs through two first mounting holes and a second mounting hole and threaded connection has fastening nut.

In a further embodiment, the outer surface of each blade is fixedly connected with a chip, and the chip is made of steel.

In a further embodiment, the outer surface of the first drill rod is fixedly connected with a stabilizing sleeve, and the inner wall of the stabilizing sleeve is fixedly connected with the bottom end of the second drill rod.

In a further embodiment, two clamping grooves are formed in the outer surface of the first drill rod and the outer surface of the second drill rod, clamping blocks are clamped on the inner walls of each clamping groove, and one side surface, away from each other, of each clamping block is fixedly connected with one end, close to each other, of each of the two groups of blades.

In a further embodiment, each clamping block is provided with a fastening hole, each fastening hole is sleeved with a fastening screw, the inner side wall of each clamping groove is provided with a thread groove, and the output end of each fastening screw is in threaded connection with the inner wall of the thread groove.

In a further embodiment, a set of spiral slices are fixedly connected to the outer surface of the first drill rod, and the spiral slices are made of steel.

Compared with the prior art, the utility model has the beneficial effects that:

this device is through mount pad, first mounting hole, second mounting hole, mounting screw, fastening nut, joint groove, joint piece, thread groove and fastening screw that set up, can utilize mount pad, joint groove and joint piece to carry out the joint to the blade and place to utilize the threaded connection of mounting screw and fastening nut and the threaded connection of fastening screw and thread groove, realize the screw installation of blade, the quick dismantlement and the change of blade of being convenient for, solve the problem that the efficiency of construction is low.

Drawings

Fig. 1 is a schematic overall perspective view of a cement mixing pile drill pipe.

Fig. 2 is a cross-sectional view of a front view of a first drill pipe of the cement mixer pile drill pipe.

Fig. 3 is a schematic perspective view of the mounting seat in the cement mixing pile drill pipe.

Fig. 4 is a schematic perspective view of a blade in a cement mixing pile drill pipe.

Fig. 5 is a partially enlarged schematic view of the construction of the cement mixing pile drill pipe at a point a in fig. 2.

In the figure: 1. a first drill pipe; 2. a clamping block; 3. a spiral sheet; 4. a drill bit; 5. a stabilizing sleeve; 6. a clamping groove; 7. a second drill rod; 8. pulverizing; 9. a mounting base; 10. a blade; 11. a fastening nut; 12. installing a screw; 13. a fastening screw; 14. a fastening hole; 15. a thread groove; 16. a second mounting hole; 17. a first mounting hole.

Detailed Description

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first", "a second", etc. may explicitly or implicitly include one or more such feature. In the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art in a specific case.

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-5, in the utility model, a cement mixing pile drill rod comprises a first drill rod 1, a second drill rod 7 is fixedly connected to the top end of the first drill rod 1, a drill bit 4 is fixedly connected to the bottom end of the first drill rod 1, two mounting seats 9 are fixedly connected to the outer surface of the first drill rod 1 and the outer surface of the second drill rod 7, two groups of first mounting holes 17 are formed in the inner wall of each mounting seat 9, a blade 10 is clamped to the inner wall of each mounting seat 9, two second mounting holes 16 are formed in the front face of each blade 10, two mounting screws 12 are arranged behind each mounting seat 9, and the front end of each mounting screw 12 penetrates through the two first mounting holes 17 and one second mounting hole 16 and is in threaded connection with a fastening nut 11.

The equal fixedly connected with powder piece 8 of surface of every blade 10, the powder piece 8 is the steel material, can effectively increase the drilling effect of blade 10, and the surface fixedly connected with of first drilling rod 1 stabilizes cover 5, and the inner wall of stabilizing cover 5 and the bottom fixed connection of second drilling rod 7 can increase the steadiness that first drilling rod 1 and second drilling rod 7 are connected, the stable use of the bored pile machine of being convenient for.

Two clamping grooves 6 are formed in the outer surface of the first drill rod 1 and the outer surface of the second drill rod 7, clamping blocks 2 are clamped on the inner wall of each clamping groove 6, one side surface, away from each other, of each clamping block 2 is fixedly connected with one end, close to each other, of each blade 10, the blades 10 can be clamped, the installation work of the blades 10 is facilitated, fastening holes 14 are formed in the inner portion of each clamping block 2, fastening screws 13 are sleeved in the inner portion of each fastening hole 14, threaded grooves 15 are formed in the inner side wall of each clamping groove 6, the output end of each fastening screw 13 is in threaded connection with the inner wall of each threaded groove 15, the clamping blocks 2 can be fastened and installed, the stability of the blades 10 is improved, a set of spiral pieces 3 are fixedly connected to the outer surface of the first drill rod 1, the spiral pieces 3 are made of steel materials, the drilling effect of the first drill rod 1 is improved, and the drilling work of a pile drilling machine is facilitated.

The working principle of the utility model is as follows:

when the novel cement stirring pile is used, the blade 10 is lifted up, the clamping block 2 is clamped into the clamping groove 6, the blade 10 is clamped into the mounting seat 9, then the fastening screw 13 penetrates into the fastening hole 14, the fastening screw 13 is rotated to be connected into the threaded groove 15 in a threaded manner, the clamping block 2 is positioned, the stability of the blade 10 is improved, then the mounting screw 12 penetrates through the two first mounting holes 17 and the second mounting hole 16, the fastening nut 11 is connected in a threaded manner, the rapid mounting of the blade 10 is completed, then the second drill rod 7 is connected onto the stirring pile, and the first drill rod 1, the drill bit 4 and the spiral piece 3 are driven to rotate and move downwards, so that the drilling and stirring work of the cement stirring pile is realized.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.

Claims (6)

1. A cement mixing stake drilling rod, its characterized in that: including first drilling rod (1), the top fixedly connected with second drilling rod (7) of first drilling rod (1), the bottom fixedly connected with drill bit (4) of first drilling rod (1), the surface of first drilling rod (1) and the surface of second drilling rod (7) are two mount pads (9) all fixedly connected with, every two sets of first mounting holes (17) have all been seted up to the inner wall of mount pad (9), every the equal joint of inner wall of mount pad (9) has blade (10), every two second mounting holes (16) have all been seted up in the front of blade (10), every the rear of mount pad (9) all is equipped with two mounting screw (12), every the front end of mounting screw (12) all runs through two first mounting holes (17) and a second mounting hole (16) and threaded connection has fastening nut (11).

2. A cement mixing pile drill pipe according to claim 1, characterised in that: the outer surface of each blade (10) is fixedly connected with a powder piece (8), and the powder pieces (8) are made of steel materials.

3. A cement mixing pile drill pipe according to claim 1, characterised in that: the outer surface fixedly connected with of first drilling rod (1) stabilizes cover (5), the inner wall of stabilizing cover (5) is connected with the bottom fixed of second drilling rod (7).

4. A cement mixing pile drill pipe according to claim 1, characterised in that: two clamping grooves (6) are formed in the outer surface of the first drill rod (1) and the outer surface of the second drill rod (7), clamping blocks (2) are clamped on the inner wall of each clamping groove (6), and one side surface, away from each other, of each clamping block (2) is fixedly connected with one end, close to each other, of each two groups of blades (10).

5. A cement mixing pile drill pipe according to claim 4, wherein: every fastening hole (14) have all been seted up to the inside of joint piece (2), every the inside of fastening hole (14) all overlaps and is equipped with fastening screw (13), every screw groove (15) have all been seted up to the inside wall of joint groove (6), every the output of fastening screw (13) all is with the inner wall threaded connection of screw groove (15).

6. A cement mixing pile drill pipe according to claim 1, characterised in that: the outer surface of the first drill rod (1) is fixedly connected with a group of spiral sheets (3), and the spiral sheets (3) are made of steel materials.