CN212508282U

CN212508282U - Drilling rig for geotechnical engineering investigation

Info

Publication number: CN212508282U
Application number: CN202020759680.6U
Authority: CN
Inventors: 吴利国
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-05-08
Filing date: 2020-05-08
Publication date: 2021-02-09
Anticipated expiration: 2030-05-08

Abstract

The utility model discloses a probing device is used in geotechnical engineering reconnaissance relates to drilling equipment technical field. The utility model discloses a frame, the frame includes that two are parallel to each other and are the base plate that distributes from top to bottom, two the equal fixed mounting of four corners between the relative one side of base plate has the bracing piece, is located the below the center department of base plate has seted up the drilling hole, two be provided with between the relative one side of base plate and drill the pole that the hole site is on same the central axis with drilling, be provided with the rotatory power unit in drive drilling pole limit lift limit in the frame simultaneously. The utility model discloses frame structure design and drilling rod and power unit looks adaptation to can drive through power unit and drill the rotation of rod limit lift limit, consequently can accomplish probing work smoothly, further reduce small-size drilling rig's volume simultaneously, can remove with making things convenient for the carrying device.

Description

Drilling rig for geotechnical engineering investigation

Technical Field

The utility model relates to a drilling equipment technical field, concretely relates to probing device is used in geotechnical engineering reconnaissance.

Background

Civil engineering refers to the general names of various projects above ground, underground and in water. The civil engineering refers to rock, soil, underground and underwater parts as geotechnical engineering. Geotechnical engineering is to solve the problems of rock and soil engineering, including foundation and foundation, slope, underground engineering and the like, and is used as a research object of the geotechnical engineering.

Geotechnical engineering investigation work is the basis of design and construction, if the investigation work is not in place, the problem of unfavorable engineering geology is revealed, and even if the design and construction of an upper structure reach high quality, the upper structure is not protected from being damaged. Different types and scales of engineering activities can bring different degrees of influence on geological environment; on the contrary, different geological conditions bring different effects to the engineering construction.

Along with the development of economy, the speed of urbanization construction is accelerated, the exploration requirements of more and more rock engineering for building construction are gradually increased, the equipment is continuously updated and perfected, taking drilling equipment as an example, mechanical, hydraulic, small, medium, large, crawler-type, mobile and other drilling equipment exists, the environments, projects and positions of different types of drilling equipment are different, but the current small mechanical drilling device has the following defects when in use: when the drill rod works, two power devices are needed to drive the drill rod to rotate and descend, so that the size and the weight of the whole structure are increased, the size of the device cannot be further reduced, and certain burden is also caused in the moving and carrying process.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: for solving the problem that proposes among the above-mentioned background art, the utility model provides a probing device is used in geotechnical engineering reconnaissance.

The utility model discloses a realize above-mentioned purpose and specifically adopt following technical scheme:

the utility model provides a probing device for geotechnical engineering investigation, includes the frame, the frame includes two base plates that are parallel to each other and are upper and lower distribution, two the equal fixed mounting of four corners between the relative one side of base plate has the bracing piece, is located the below the center department of base plate has seted up the drilling hole, two be provided with between the relative one side of base plate and drill the drilling rod that the hole is located same the central axis, be provided with the rotatory power unit in driving drilling rod limit lift limit simultaneously in the frame.

Furthermore, the power mechanism comprises a thread guide cylinder, the thread guide cylinder is fixed on the upper base plate in an inserting mode through a bearing seat, a thread push rod is connected to the inner thread of the thread guide cylinder in a threaded mode, one end of the thread push rod is fixedly connected with the top of the drilling rod, and the power mechanism further comprises a driving mechanism for driving the thread guide cylinder to rotate forwards and reversely.

Further, the driving mechanism is a servo speed reducer, and the outer surface of the thread guide cylinder is fixedly connected with the inner wall of a worm wheel of the servo speed reducer.

Furthermore, the top of the base plate is symmetrically and fixedly provided with two side plates, one side of each of the two side plates, which is opposite to the other side, is fixedly provided with a hydraulic cylinder with a piston rod vertically downwards, and one end of each of the piston rods of the hydraulic cylinders is fixedly provided with an inserted rod.

Further, a buffer assembly for buffering a drilling rod during drilling is arranged on the base plate below.

Further, the buffering subassembly includes two connecting rods, two the connecting rod symmetry is fixed at the top of below base plate, two fixed mounting has the buffering frame between the relative one end of connecting rod, equal fixed mounting all around of buffering frame inner wall has buffer spring, every buffer spring keeps away from the equal fixed mounting of one end of buffering frame has universal ball, every universal ball's surface and the laminating of the surface of boring bar mutually.

Further, two the equal fixed mounting of one end that the buffering frame was kept away from to the connecting rod has the rubber snubber block, every the connecting rod all passes through rubber snubber block and below base plate fixed connection.

The utility model has the advantages as follows:

1. the utility model discloses frame structure design and drilling rod and power unit looks adaptation to can drive through power unit and drill the rotation of rod limit lift limit, consequently can accomplish probing work smoothly, further reduce small-size drilling rig's volume simultaneously, can remove with making things convenient for the carrying device.

2. The utility model discloses an increase the design of buffering subassembly, produce the vibrations in-process when probing pole work, can cushion vibrations through the buffering subassembly, can play the guard action to the probing pole.

Drawings

FIG. 1 is a perspective view of the present invention;

fig. 2 is a front view of the structure of the present invention;

FIG. 3 is another perspective view of the present invention;

FIG. 4 is an enlarged view of the structure A of FIG. 3 according to the present invention;

reference numerals: 1. a frame; 101. a substrate; 102. a support bar; 103. drilling a hole; 2. drilling a probe rod; 3. a power mechanism; 301. a drive mechanism; 302. a threaded guide cylinder; 303. a threaded push rod; 4. a side plate; 5. a hydraulic cylinder; 6. inserting a rod; 7. a buffer assembly; 701. a connecting rod; 702. a buffer frame; 703. a buffer spring; 704. a ball transfer unit; 705. a rubber damper block.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures. Furthermore, the terms "first," "second," and the like are used merely to distinguish one description from another, and are not to be construed as indicating or implying relative importance.

In the description of the embodiments of the present invention, it should be noted that the terms "inside", "outside", "up", and the like indicate the directions or positional relationships based on the directions or positional relationships shown in the drawings, or the directions or positional relationships that the products of the present invention are conventionally placed when used, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element to which the term refers must have a specific direction, be constructed and operated in a specific direction, and thus, should not be construed as limiting the present invention.

As shown in fig. 1 to 4, a drilling device for geotechnical engineering investigation comprises a frame 1, wherein the frame 1 comprises two mutually parallel base plates 101 which are vertically distributed, supporting rods 102 are fixedly mounted at four corners between one opposite sides of the two base plates 101, a drilling hole 103 is formed in the center of the base plate 101 below, a drilling rod 2 which is located on the same central axis with the drilling hole 103 is arranged between one opposite sides of the two base plates 101, and a power mechanism 3 which simultaneously drives the drilling rod 2 to rotate while lifting is arranged on the frame 1.

In this embodiment, directly can remove this device through carrying frame 1 during the use, after the position determination of drilling, put the position of frame 1, the structure of frame 1 comprises two base plates 101 and four bracing pieces 102, when carrying out the probing work, drives 2 limit lifting sides rotations of drilling rod through power unit 3 to completion probing work that can be smooth, the utility model discloses a improve current small-size mechanical type probing machine, when guaranteeing to drill smoothly, can further reduce the size of small-size mechanical type probing machine, the small-size mechanical type probing machine that carries that like this can be more convenient.

Specifically, the power mechanism 3 includes a thread guide cylinder 302, the thread guide cylinder 302 is inserted and fixed on the upper substrate 101 through a bearing seat, the internal thread of the thread guide cylinder 302 is connected with a thread push rod 303, one end of the thread push rod 303 is fixedly connected with the top of the drilling rod 2, and the power mechanism 3 further includes a driving mechanism 301 for driving the thread guide cylinder 302 to rotate forward and backward.

In this embodiment, the driving mechanism 301 drives the thread guide cylinder 302 to rotate forward or backward, and since the thread push rod 303 is in threaded connection with the thread guide cylinder 302, when the thread guide cylinder 302 rotates, the thread push rod 303 rotates and goes up and down along with the thread guide cylinder 302, wherein the rising and falling direction of the thread push rod 303 is related to the rotating direction of the thread guide cylinder 302, and finally the drilling rod 2 moves along with the thread push rod 303, so the power mechanism 3 can meet the requirement of reducing the volume of the device, and thus the small mechanical drilling equipment can be carried more conveniently.

Specifically, the driving mechanism 301 is a servo reducer, and the outer surface of the threaded guide cylinder 302 is fixedly connected with the inner wall of a worm wheel of the servo reducer.

In this embodiment, worm wheel and worm meshing in the servo speed reducer, wherein the worm wheel passes through the bearing to be fixed in servo speed reducer's inside, and consequently the motor among the servo speed reducer drives the worm and rotates, and the worm drives the worm wheel and rotates, then drives screw guide cylinder 302 through the worm wheel and rotates, has both realized the rotation of screw push rod 303, has finally realized drilling rod 2 and has rotated work, and servo speed reducer can increase the moment of torsion of drilling rod 2, completion drilling work that can be better.

Specifically, the top of the substrate 101 below is symmetrically and fixedly provided with two side plates 4, one side of each of the two side plates 4, which is opposite to the other side, is fixedly provided with a hydraulic cylinder 5 with a piston rod vertically downward, and one end of each of the piston rods of the two hydraulic cylinders 5 is fixedly provided with an inserted rod 6.

In this embodiment, through the cooperation of pneumatic cylinder 5 and inserted bar 6, after frame 1 has been put well, drive inserted bar 6 through pneumatic cylinder 5 and insert into the ground, like this at the in-process of driling, can improve the stability of frame 1.

In particular, a damping assembly 7 for damping the drilling rod 2 during drilling is provided on the lower base plate 101.

In this embodiment, because drilling rod 2 can produce vibrations at the during operation, through the design of buffering subassembly 7, can cushion vibrations, can improve drilling rod 2's life like this.

Specifically, the buffering assembly 7 includes two connecting rods 701, and two connecting rods 701 symmetry are fixed at the top of below base plate 101, and fixed mounting has buffering frame 702 between the relative one end of two connecting rods 701, and equal fixed mounting has buffer spring 703 all around of buffering frame 702 inner wall, and the equal fixed mounting of one end that buffers frame 702 is kept away from to every buffer spring 703 has universal ball 704, and the surface of every universal ball 704 is laminated with the surface of drilling rod 2 mutually.

In this embodiment, since the movement state of the drilling rod 2 is rotating while descending, the design of the universal ball 704 can reduce friction and wear between the drilling rod 2 and the universal ball, and the shock generated when the drilling rod 2 works can be buffered by matching with the design of the buffer spring 703, so that the drilling rod 2 is protected.

Specifically, rubber damper 705 is fixedly mounted at one end of each of the two connecting rods 701, which is far away from the buffer frame 702, and each connecting rod 701 is fixedly connected with the lower substrate 101 through the rubber damper 705.

In this embodiment, the rubber damper 705 is designed to also play a role in buffering, so as to reduce the vibration between the substrate 101 and the two connecting rods 701.

Claims

1. The utility model provides a drilling rig for geotechnical engineering investigation, a serial communication port, including frame (1), frame (1) includes two base plates (101) that are parallel to each other and distribute from top to bottom, two the equal fixed mounting of four corners between the relative one side of base plate (101) has bracing piece (102), is located the below drilling hole (103), two have been seted up to the center department of base plate (101) be provided with between the relative one side of base plate (101) and drill pole (2) that are located same the central axis with drilling hole (103), be provided with drive drilling pole (2) limit rotation power unit (3) in the limit of going up and down simultaneously on frame (1).

2. The drilling device for geotechnical engineering investigation according to claim 1, wherein said power mechanism (3) comprises a screw guide cylinder (302), said screw guide cylinder (302) is inserted and fixed on the upper base plate (101) through a bearing seat, a screw push rod (303) is connected to the internal screw of said screw guide cylinder (302), one end of said screw push rod (303) is fixedly connected with the top of the drilling rod (2), and said power mechanism (3) further comprises a driving mechanism (301) for driving the screw guide cylinder (302) to rotate forward and backward.

3. The drilling rig for geotechnical engineering investigation of claim 2, characterized in that, the driving mechanism (301) is a servo reducer, and the outer surface of the screw guide cylinder (302) is fixedly connected with the inner wall of the worm gear of the servo reducer.

4. The drilling rig for geotechnical engineering investigation of claim 1, characterized in that, two side plates (4) are symmetrically and fixedly installed at the top of the base plate (101) below, hydraulic cylinders (5) with piston rods vertically downward are fixedly installed at the opposite sides of the two side plates (4), and insertion rods (6) are fixedly installed at one ends of the piston rods of the two hydraulic cylinders (5).

5. A drilling device for geotechnical engineering investigations according to claim 1, characterized in that a damping unit (7) for damping the drilling rod (2) during drilling is provided on said base plate (101) below.

6. The drilling device for geotechnical engineering investigation according to claim 5, wherein the buffer assembly (7) comprises two connecting rods (701), the two connecting rods (701) are symmetrically fixed on the top of the lower substrate (101), a buffer frame (702) is fixedly installed between the two opposite ends of the connecting rods (701), buffer springs (703) are fixedly installed on the periphery of the inner wall of the buffer frame (702), a universal ball (704) is fixedly installed at one end, far away from the buffer frame (702), of each buffer spring (703), and the surface of each universal ball (704) is attached to the surface of the drilling rod (2).

7. The drilling rig for geotechnical engineering investigation of claim 6, characterized in that, rubber shock absorption blocks (705) are fixedly installed at one ends of the two connecting rods (701) far away from the buffering frame (702), and each connecting rod (701) is fixedly connected with the lower base plate (101) through the rubber shock absorption blocks (705).