CN219864863U - Foundation pile drilling equipment - Google Patents

Abstract

The utility model discloses foundation pile drilling equipment, which relates to the field of drilling equipment, and comprises a pile casing, wherein one end of the pile casing is provided with a plug block, the outer wall of the plug block is slidably provided with a sliding block, the outer wall of the plug block is provided with a guide groove for the sliding block to slide, the other end of the pile casing is provided with the pile casing, the outer wall of the pile casing is provided with a limit groove for the sliding block to pass through, the inner wall of the limit groove is provided with a clamping groove for the sliding block to be inserted, the inner wall of the guide groove is fixedly connected with a second spring, and one end of the second spring, which is far away from the inner wall of the guide groove, is fixedly connected with the outer wall of the sliding block; through the cooperation between the above-mentioned structure, can be at the in-process of drilling, multisection protects a section of thick bamboo syntropy and rotates, and the inside of draw-in groove is difficult for breaking away from to the slider to when the drilling rod stops rotatory, the slider is located the inside of draw-in groove, and interconnect protects a section of thick bamboo and also is difficult for taking out, makes things convenient for the staff to take out a section of thick bamboo from downthehole protecting.

Description

Foundation pile drilling equipment

Technical Field

The utility model relates to the technical field of drilling equipment, in particular to foundation pile drilling equipment.

Background

Foundation pile drilling is a common foundation engineering method for drilling holes in soil or rock layers to place concrete piles or other types of foundation piles. The method uses a drilling machine to drill a drill bit into the ground along the designed aperture and depth, then removes substances such as soil, stones and water in the hole, and finally pours concrete with proper proportion in the hole to form the concrete pile. Foundation pile drilling equipment is a mechanical device for drilling holes in soil or rock, and is commonly used for construction of anchor rods, bridges, tunnels and other foundation works in building engineering.

Wherein the full casing drilling machine is generally composed of a drill rod system, a main drilling machine, a sheath system, a drill bit, auxiliary equipment and the like, wherein the sheath system comprises a casing for protecting the hole wall from being stable and preventing soil layer from collapsing.

The chinese patent with publication number CN214886809U discloses a pile casing connection structure of a full rotary drilling machine, comprising: the outer side wall of the upper part of the first-section protection barrel is provided with external threads, the upper end part of the first-section protection barrel is provided with guide irons, and the lower part of the first-section protection barrel is provided with alloy cutter heads; an external thread is formed on the outer side wall of the upper part of the middle section casing, the guide iron is arranged at the upper end part of the middle section casing, an internal thread is formed on the inner side wall of the lower part of the middle section casing, and two adjacent middle section casings are connected together through threads; the inner side wall of the lower part of the end section protection barrel is provided with an inner thread. Through set up internal thread and external screw thread respectively in protecting a section of thick bamboo upper end and lower extreme, be convenient for go up and lower two sections and protect through threaded connection between the section of thick bamboo, make a section of thick bamboo connection construction speed obtain very big improvement, convenient to use, the screw thread can be made in advance in the mill, practices thrift the time limit for a project, and this connecting device both can be used to full slewing drilling machine not pile pulling construction but also can be used to pile pulling construction and economy simultaneously.

According to the quick connection device, the internal threads and the external threads are arranged at the connecting ends of the two sections of casing pipes which are connected with each other, the purpose of screwing connection between the two sections of casing pipes through the threads is achieved, and the quick connection between the casing pipes is achieved.

To this end we propose a foundation pile drilling apparatus.

Disclosure of Invention

The utility model provides foundation pile drilling equipment which can increase the connection strength between multiple sections of pile casings and is not easy to separate.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a foundation pile drilling equipment, is provided with the inserted block including protecting a section of thick bamboo, and the outer wall slidable mounting of inserted block has the slider, and the outer wall of inserted block has been seted up and has been supplied the gliding guide way of slider, and the other end of protecting a section of thick bamboo is provided with a section of thick bamboo, and the limiting groove that supplies the slider to pass is seted up to the outer wall of a section of thick bamboo, and the draw-in groove that supplies the slider to peg graft is seted up to the inner wall of limiting groove to when the drilling rod stops rotatory, interconnect's a section of thick bamboo that protects also is difficult for taking place to break away from.

Preferably, the inner wall fixedly connected with second spring of guide way, the one end that the guide way inner wall was kept away from to the second spring is fixedly connected with the outer wall of slider for at the in-process of drilling, the slider can stabilize the card in the inside of draw-in groove.

Preferably, one end of the protective cylinder is fixedly connected with a connecting block, and the other end of the protective cylinder is provided with a slot for the connecting block to be inserted, so that the calibration between two adjacent protective cylinders can be facilitated.

Preferably, the inner wall of the insertion barrel is fixedly connected with a first spring, so that a worker can align the sliding block with the inclined section of the limiting groove conveniently.

Preferably, the outer wall of the sliding block is in sliding fit with the inner wall of the guide groove, so that shaking generated when the sliding block slides is reduced.

Preferably, the inner wall fixedly connected with sealed pad of slot makes the connection between the protective casing more closely knit.

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

according to the utility model, through the cooperation between the protective cylinder, the connecting block, the first spring, the inserting block, the inserting cylinder, the sliding block, the limiting groove, the clamping groove and the second spring, the multiple protective cylinders can tightly collide with each other due to the pressure of drill bit drilling in the drilling process, the multiple protective cylinders rotate in the same direction, the sliding block is not easy to separate from the inside of the clamping groove, and when the drill rod stops rotating, the sliding block is positioned in the clamping groove, the protective cylinders which are connected with each other are not easy to separate, so that workers can conveniently take out the protective cylinders from the holes, the situation that when the drill rod stops rotating, the protective cylinders still store forward torque, the protective cylinders which are connected with each other are easy to separate from the holes are avoided, and the situation that the workers inconvenient to take out the protective cylinders from the holes is caused by the disconnection state is effectively avoided.

Drawings

FIG. 1 is a perspective view of the present utility model;

FIG. 2 is a schematic view of the installation of a casing according to the present utility model;

FIG. 3 is an enlarged view of the utility model at A in FIG. 2;

FIG. 4 is a schematic view of the installation of a first spring according to the present utility model;

fig. 5 is an enlarged view of fig. 4 at B in accordance with the present utility model.

In the figure: 1. a protective barrel; 2. a connecting block; 3. a first spring; 4. inserting blocks; 5. a plug cylinder; 6. a slide block; 7. a limit groove; 8. a clamping groove; 9. and a second spring.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model. 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.

Example 1

Referring to fig. 1-5, a foundation pile drilling device in the drawings comprises a pile casing 1, wherein a drill rod rotary joint is connected to the top end of the uppermost pile casing 1, a drill rod is connected to one end of the drill rod rotary joint, which is far away from the pile casing 1, a drilling machine host is connected to one end of the drill rod, which is far away from the drill rod rotary joint, and the drilling machine host provides power for rotation of the multi-section pile casing 1, and a drill bit is connected to the bottom end of the lowermost pile casing 1.

One end of the protective cylinder 1 is provided with an inserting block 4, a sliding block 6 is slidably mounted on the outer wall of the inserting block 4, a guide groove for the sliding block 6 to slide is formed in the outer wall of the inserting block 4, the sliding block 6 is a T-shaped column, the connecting strength between the sliding block 6 and the inserting block 4 can be increased through cooperation between the sliding block 6 and the guide groove, and the sliding block 6 is effectively prevented from being separated from the inserting block 4.

The other end of the protective cylinder 1 is provided with an inserting cylinder 5, the outer wall of the inserting cylinder 5 is provided with a limiting groove 7 for the sliding block 6 to pass through, and the inner wall of the limiting groove 7 is provided with a clamping groove 8 for the sliding block 6 to be inserted.

The limiting groove 7 is divided into a vertical section and an inclined section, and the clamping groove 8 is communicated with the inclined section of the limiting groove 7.

Working principle: when two adjacent casings 1 need to be assembled, the staff aligns the sliding block 6 of one of the casings 1 to the vertical section opening of the limit groove 7 of the other casing 1, the insertion block 4 of one of the casings 1 is inserted into the insertion barrel 5 of the other casing 1, then one of the casings 1 is rotated, so that the sliding block 6 can slide along the inclined section of the limit groove 7, the sliding block 6 slides into the clamping groove 8 through the inclined section of the limit groove 7, the sliding block 6 can be clamped in the clamping groove 8, the assembly between the two adjacent casings 1 is completed, the operation is repeated, the multi-section casings 1 can be assembled, in the drilling process, the multi-section casings 1 are tightly abutted together due to the pressure of drilling bits, the sliding block 6 is not easy to separate from the clamping groove 8, and when the drilling rod stops rotating, the sliding block 6 is positioned in the clamping groove 8, and the mutually connected casings 1 are not easy to separate.

After the drilling is finished, a worker conveniently takes out the multi-section pile casing 1 from the hole, works such as placing concrete reinforcement cages and the like are carried out, when the pile casing 1 is taken out from the hole and disassembly is needed between two adjacent pile casings 1, one pile casing 1 is pulled and rotated first, the sliding block 6 of the one pile casing 1 can slide along the inner wall of the limit groove 7 of the other pile casing 1 until the sliding block 6 is separated from the inside of the limit groove 7, the two adjacent pile casings 1 can be disassembled, and the operation is repeated, so that the multi-section pile casings 1 can be disassembled.

Example 2

Referring to fig. 1 to 5, this embodiment further illustrates example 1:

the inner wall fixedly connected with second spring 9 of guide way, the one end that second spring 9 kept away from the guide way inner wall is fixedly connected with the outer wall of slider 6.

In this embodiment: through the second spring 9 that sets up, can make slider 6 have in real time to being close to the direction removal of cartridge 5 for at the in-process of drilling, slider 6 can stabilize the card in the inside of draw-in groove 8, improved the joint strength between the protective casing 1.

One end fixedly connected with connecting block 2 of a section of thick bamboo that protects 1, the slot that supplies connecting block 2 to peg graft is seted up to the other end of a section of thick bamboo that protects 1.

In this embodiment: through the cooperation between connecting block 2 and the slot, can make things convenient for the calibration between two adjacent casings 1, improve the stability when two adjacent casings 1 bore holes.

The inner wall of the insertion tube 5 is fixedly connected with a first spring 3.

In this embodiment: through the first spring 3 that sets up, can be when dismantling a plurality of protective casings 1 for the inserted block 4 can be through the elasticity of first spring 3, has the trend of moving to keeping away from a 5 directions of inserting, makes things convenient for the staff to aim at the slope section of spacing groove 7 with slider 6 in real time.

The outer wall of the slide block 6 is in sliding fit with the inner wall of the guide groove.

In this embodiment: through setting up the outer wall of slider 6 and the inner wall slip laminating of guide way, effectively improve the stability when slider 6 slides, the rocking that produces when reducing slider 6 to slide.

The inner wall of the slot is fixedly connected with a sealing gasket.

In this embodiment: through being provided with sealed pad, can prevent that the earth in the hole from getting into the inside of protecting a section of thick bamboo 1, make the connection between protecting a section of thick bamboo 1 more closely knit.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process-method-article or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process-method-article or apparatus.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes-modifications-substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. Foundation pile drilling equipment, including a casing (1), its characterized in that: the utility model discloses a novel sliding block type socket, including a casing (1), a clamping groove (8), a sliding block (6), a supporting sleeve (1), a supporting sleeve (5), a limiting groove (7) for the sliding block (6) to pass through is arranged at one end of the casing (1), a sliding block (6) is arranged on the outer wall of the sliding block (4) in a sliding mode, a guide groove for the sliding block (6) to slide is arranged on the outer wall of the sliding block (4), a limiting groove (7) for the sliding block (6) to insert is arranged on the other end of the casing (1), and a clamping groove (8) for the sliding block (6) to insert is arranged on the inner wall of the limiting groove (7).

2. A foundation pile drilling apparatus according to claim 1, wherein: the inner wall of the guide groove is fixedly connected with a second spring (9), and one end, away from the inner wall of the guide groove, of the second spring (9) is fixedly connected with the outer wall of the sliding block (6).

3. A foundation pile drilling apparatus according to claim 2, wherein: one end of the protective cylinder (1) is fixedly connected with a connecting block (2), and the other end of the protective cylinder (1) is provided with a slot for the connecting block (2) to be inserted.

4. A foundation pile drilling apparatus according to claim 3, wherein: the inner wall of the inserting cylinder (5) is fixedly connected with a first spring (3).

5. A foundation pile drilling apparatus according to claim 4, wherein: the outer wall of the sliding block (6) is in sliding fit with the inner wall of the guide groove.

6. A foundation pile drilling apparatus according to claim 5, wherein: the inner wall of the slot is fixedly connected with a sealing gasket.