CN216406699U

CN216406699U - Drilling rig for geotechnical engineering investigation

Info

Publication number: CN216406699U
Application number: CN202220017846.6U
Authority: CN
Inventors: 陈亮; 陈绍康; 才广
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-01-06
Filing date: 2022-01-06
Publication date: 2022-04-29
Anticipated expiration: 2032-01-06

Abstract

The utility model discloses a drilling device for geotechnical engineering investigation, and belongs to the technical field of drilling equipment. A drilling apparatus for geotechnical engineering investigation, comprising: the drilling machine comprises a base, a U-shaped support, a rotating seat and a drill rod, wherein a limiting hole is formed in the middle of the top surface of the base, and two limiting grooves are formed in two sides of the base respectively; the U-shaped support is fixed on the top surface of the base in an inverted mode, and a first servo motor is arranged below the U-shaped support; the middle part of the rotating seat is provided with a connecting rod A, the first servo motor is fixed on the rotating seat, and the side edges of the rotating seat are symmetrically provided with lug seats; the drill rod is positioned right above the limiting hole and is fixedly connected with the connecting rod A; the side of the drill rod is parallelly provided with a threaded rod, and the top surface of the U-shaped support is fixed with a second servo motor. According to the utility model, the threaded rod is driven by the second servo motor to control the first servo motor and the drill rod to move synchronously, and the first servo motor is adopted to control the drill rod to work, so that the depth and the rotation in the drilling work are independent, and the damage to a drill bit is avoided.

Description

Drilling rig for geotechnical engineering investigation

Technical Field

The utility model relates to the technical field of drilling equipment, in particular to a drilling device for geotechnical engineering investigation.

Background

In the investigation of the soil rock stratum, borehole detection and soil sample collection are needed, and the drilling equipment is adopted and is suitable for the immobilization of the soil structure, so that the drilling equipment has strong drilling strength. The whole equipment is poor in portability, and under the continuous improvement of some professionals, the existing drilling device is more mature.

Based on the use research of some drilling equipment with wheels and capable of moving by oneself, the problems that the deviation prevention performance is poor or the use is not convenient enough and the like are found.

The patent document with the prior publication number of CN209115053U provides a deviation preventing device for drilling for geotechnical engineering investigation, which is cheap in special exploration operation through storage of rollers, but lacks of ground grabbing force, is poor in skid resistance, and still has a deviation risk in vibration generated during the operation of a motor.

A prior art patent document CN208702339U provides a drilling apparatus for geotechnical engineering investigation, which uses a jacking device to separate a traveling wheel from a bottom surface to realize stability during operation.

Therefore, when the drilling rig is used for drilling, the problem that the support stability is achieved only by retracting the wheels still exists, and the drilling rig for geotechnical engineering investigation is designed based on improvement on the problem.

Disclosure of Invention

The present invention is directed to a drilling apparatus for geotechnical investigation which solves the above-mentioned problems of the prior art.

In order to achieve the purpose, the utility model adopts the following technical scheme:

a drilling apparatus for geotechnical engineering investigation, comprising:

the middle part of the top surface of the base is provided with a limiting hole, and two sides of the base are symmetrically provided with two limiting grooves respectively;

the U-shaped support is fixed on the top surface of the base in an inverted mode, a first servo motor is arranged below the middle of the U-shaped support, and an output shaft of the first servo motor penetrates through the U-shaped support located above the U-shaped support and is connected and fixed with a connecting rod A;

the rotating seat is sleeved on the connecting rod A and is rotationally connected with the connecting rod A, and ear seats are symmetrically arranged on the side edge of the rotating seat;

the drill rod is positioned right above the limiting hole and is fixedly connected with the connecting rod A;

a threaded rod is arranged on the side edge of the drill rod in parallel, a second servo motor is fixed on the top surface of the U-shaped bracket, an output shaft of the second servo motor penetrates through the U-shaped bracket and is downwards connected and fixed with the threaded rod, the threaded rod penetrates through one of the lug seats and is in threaded connection with the lug seat,

the U-shaped support is characterized in that two sides of the U-shaped support are surrounded into a rectangular box body through partition plates, and an adjustable supporting mechanism is arranged in the rectangular box body.

Preferably, a guide rod is arranged in the middle of the other ear seat, and the bottom of the guide rod is fixed on the base.

Preferably, an annular groove is formed in the inner side of the rotating seat, and the connecting rod A is fixed to a limiting ring matched with the annular groove in position.

Preferably, adjustable supporting mechanism includes the carousel, the protruding pole is welded respectively to the carousel both sides, and two shown protruding poles are central symmetry around the carousel, the protruding pole rotates respectively and is connected with connecting rod B, protruding pole both sides below is equipped with support piece respectively, connecting rod B bottom is connected with support piece rotates.

Preferably, support piece passes the rectangle box and just to the spacing groove, one support piece is the equidistant a plurality of gim pegs that are connected with of rectangle structure bottom surface through the spring, and another support piece is columnar structure and extends to the spacing groove bottom surface and is fixed with a supporting beam, the wheel is installed to the supporting beam bottom surface.

Preferably, a rotating shaft is fixed in the middle of the rotating disc and extends to the outer side of the rectangular box body.

Compared with the prior art, the utility model provides a drilling device for geotechnical engineering investigation, which has the following beneficial effects:

(1) the lifting wheel is adopted to support the equipment, the lever principle is moved onto the rotary table, the wheel is thinned by adjusting the rotary table, and meanwhile, the rectangular support piece is placed downwards, so that the lifting wheel support is simple to adjust, and the integral stability during operation is improved.

(2) According to the utility model, the threaded rod is driven by the second servo motor to control the first servo motor and the drill rod to move synchronously, and the first servo motor is adopted to control the drill rod to work, so that the depth and the rotation in the drilling work are independent, and the damage to a drill bit is avoided.

(3) The rectangular supporting piece is used for supporting the whole equipment, the fixing bolts on the bottom surface of the rectangular supporting piece are arranged in a conical structure, so that the ground grabbing force is strong, the equipment is prevented from vibrating and deviating, and the rectangular supporting piece is connected excessively through the spring and can be suitable for uneven ground.

Drawings

FIG. 1 is a schematic overall front view of the present invention;

FIG. 2 is a schematic view of the overall rear view structure of the rectangular box section of the present invention;

FIG. 3 is a schematic view of a base structure of the present invention;

fig. 4 is a schematic view of a structure of the rotating base of the present invention with a detachable front section and a connecting rod a.

Description of the figure numbers: 1. a base; 101. a limiting hole; 102. a limiting groove; 2. a U-shaped bracket; 201. a first servo motor; 3. a rotating seat; 301. an ear mount; 302. an annular groove; 303. a guide bar; 304. a connecting rod A; 4. a drill stem; 5. a threaded rod; 6. a second servo motor; 7. a turntable; 701. a nose bar; 702. a connecting rod B; 703. a rotating shaft; 8. a support member; 801. a fixing bolt; 802. a support beam; 803. and (7) wheels.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

Example 1:

referring to fig. 1, 3 and 4, a drilling apparatus for geotechnical engineering investigation includes:

the device comprises a base 1, wherein a limiting hole 101 is formed in the middle of the top surface of the base 1, and two limiting grooves 102 are symmetrically formed in two sides of the base 1 respectively;

the U-shaped support 2 is fixed on the top surface of the base 1 in an inverted mode, and a first servo motor 201 is arranged below the middle of the U-shaped support 2;

a connecting rod A304 penetrates through the middle of the rotating seat 3 and is connected with the rotating seat in a rotating mode, the first servo motor 201 is fixed on the rotating seat 3 and is connected and fixed with the connecting rod A304, and ear seats 301 are symmetrically arranged on the side edge of the rotating seat 3;

the drill rod 4 is positioned right above the limiting hole 101 and is fixedly connected with the connecting rod A304;

a threaded rod 5 is arranged on the side edge of the drill rod 4 in parallel, a second servo motor 6 is fixed on the top surface of the U-shaped support 2, an output shaft of the second servo motor 6 penetrates through the U-shaped support 2 and is downwards connected and fixed with the threaded rod 5, and the threaded rod 5 penetrates through one of the lug seats 301 and is in threaded connection with the lug seat;

the two sides of the U-shaped support 2 are surrounded into a rectangular box body through partition plates, and an adjustable supporting mechanism is arranged inside the rectangular box body.

According to the utility model, a first servo motor 201 is adopted as drilling power, the first servo motor 201 is arranged on a rotating seat 3 below a U-shaped support 2 and is directly connected and fixed with a connecting rod A304, the rotation control of a drill rod 4 is realized through the connection of the connecting rod A304 and the drill rod 4, and in addition, a second servo motor 6 is fixed on the U-shaped support 2 and is downwards connected with a fixed threaded rod 5, so that the rotation control of the threaded rod 5 is realized.

An annular groove 302 is formed in the inner side of the rotating seat 3, and a limit ring matched with the connecting rod A304 is fixed at the position of the annular groove 302.

According to the utility model, the rotary seat 3 is adopted to support the first servo motor 201, the rotary seat 3 is symmetrically fixed with two lug seats 301, and the two lug seats 301 respectively penetrate through the guide rod 303 and the threaded rod 5, so that the support of the rotary seat 3 and the first servo motor 201 is completed, when the threaded rod 5 rotates, the rotary seat 3 moves upwards or downwards along with the lug seats 301, and the descending and returning of the drill rod 4 are realized.

Example 2:

referring to fig. 2, the embodiment 1 is different from the above embodiments; adjustable supporting mechanism includes

carousel

7, and 7 both sides of carousel weld protruding pole 701 respectively, and two shown protruding poles 701 are central symmetry around carousel 7, and protruding pole 701 rotates respectively to be connected with connecting rod B702, and protruding pole 701 both sides below is equipped with support piece 8 respectively, and connecting rod B702 bottom rotates with support piece 8 to be connected, and carousel 7 middle part is fixed with pivot 703, and pivot 703 extends to the rectangle box outside.

The supporting pieces 8 penetrate through the rectangular box body and face the limiting groove 102, the bottom surface of one supporting piece 8 in a rectangular structure is connected with a plurality of fixing bolts 801 at equal intervals through springs, the other supporting piece 8 in a columnar structure extends to the bottom surface of the limiting groove 102 and is fixed with a supporting beam 802, and wheels 803 are mounted on the bottom surface of the supporting beam 802.

The utility model adopts a lifting wheel 803, and two groups of limit grooves 102 are symmetrically arranged on a base 1, wherein one group is used for lifting adjustment of the wheel 803. Specifically, the rotating shaft 703 penetrating through the rectangular box can control the rotation of the rotating disc 7 inside the rectangular box, and the protruding rods 701 on the two sides of the rotating disc 7 are on the same diameter, so that when the rotating disc 7 rotates, one protruding rod 701 goes up and the other protruding rod 701 goes down.

When the two protruding rods 701 are in the same horizontal state, the wheels 803 are used for supporting the whole equipment, during drilling operation, the rotating shaft 703 is rotated to enable the protruding rods 701 pulling the columnar supporting members 8 to rotate upwards, the wheels 803 are retracted into the limiting grooves 102, the other protruding rod 701 moves downwards, the rectangular supporting members 8 are pushed to move downwards, and the other protruding rod 701 penetrates through the limiting grooves 102 and extends to the lower side of the base 1.

In the utility model, during drilling operation, the rectangular supporting piece 8 is used for supporting the whole equipment, the plurality of fixing bolts 801 on the bottom surface of the rectangular supporting piece 8 are arranged in a conical structure, so that the ground gripping force is strong, the equipment is prevented from vibrating and deviating, and the ground is suitable for uneven ground by excessive connection through springs.

In some embodiments, the rotational adjustment of the rotating shaft 703 may be achieved by manual or automatic adjustment,

in some embodiments, a groove may be formed on the bottom surface of the rectangular support 8, and the spring is disposed inside the groove and then connected to the fixing pin 801.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be able to cover the technical scope of the present invention and the equivalent alternatives or modifications according to the technical solution and the inventive concept of the present invention within the technical scope of the present invention.

Claims

1. A drilling device for geotechnical engineering investigation, comprising:

the device comprises a base (1), wherein a limiting hole (101) is formed in the middle of the top surface of the base (1), and two limiting grooves (102) are formed in symmetrical positions on two sides of the base (1) respectively;

the U-shaped support (2) is fixed on the top surface of the base (1) in an inverted mode, and a first servo motor (201) is arranged below the middle of the U-shaped support (2);

the middle of the rotating seat (3) is provided with a connecting rod A (304) in a penetrating mode and is in rotating connection with the connecting rod A, the first servo motor (201) is fixed on the rotating seat (3) and is fixedly connected with the connecting rod A (304), and ear seats (301) are symmetrically arranged on the side edge of the rotating seat (3);

the drill rod (4) is positioned right above the limiting hole (101) and is fixedly connected with the connecting rod A (304);

a threaded rod (5) is arranged on the side edge of the drill rod (4) in parallel, a second servo motor (6) is fixed on the top surface of the U-shaped support (2), an output shaft of the second servo motor (6) penetrates through the U-shaped support (2) to be downwards connected and fixed with the threaded rod (5), and the threaded rod (5) penetrates through one of the lug seats (301) and is in threaded connection with the lug seat;

the U-shaped support (2) is characterized in that two sides of the U-shaped support (2) are surrounded into a rectangular box body through partition plates, and an adjustable supporting mechanism is installed inside the rectangular box body.

2. The drilling apparatus for geotechnical engineering investigation of claim 1, wherein: an annular groove (302) is formed in the inner side of the rotating seat (3), and the connecting rod A (304) is fixed on the annular groove (302) through a limiting ring matched with the annular groove.

3. The drilling apparatus for geotechnical engineering investigation of claim 2, wherein: and a guide rod (303) is arranged in the middle of the ear seat (301), and the bottom of the guide rod (303) is fixed on the base (1).

4. A boring device for geotechnical engineering investigation according to claim 3, wherein: adjustable supporting mechanism includes carousel (7), carousel (7) both sides weld protruding pole (701) respectively, and two protruding poles (701) that show are central symmetry around carousel (7), protruding pole (701) rotate respectively and are connected with connecting rod B (702), protruding pole (701) both sides below is equipped with support piece (8) respectively, connecting rod B (702) bottom rotates with support piece (8) and is connected.

5. The drilling apparatus for geotechnical engineering investigation of claim 4, wherein: support piece (8) pass the rectangle box and just to spacing groove (102), one support piece (8) are the equidistant a plurality of gim pegs (801) that are connected with of rectangle structure bottom surface through the spring, another support piece (8) are columnar structure and extend to spacing groove (102) bottom surface and are fixed with supporting beam (802), wheel (803) are installed to supporting beam (802) bottom surface.

6. The drilling apparatus for geotechnical engineering investigation of claim 5, wherein: the middle part of the turntable (7) is fixed with a rotating shaft (703), and the rotating shaft (703) extends to the outer side of the rectangular box body.