CN216381261U

CN216381261U - Drill rod positioning device for geological exploration drilling machine

Info

Publication number: CN216381261U
Application number: CN202122817190.4U
Authority: CN
Inventors: 高芳芳
Original assignee: Chengdu Jincheng College
Current assignee: Chengdu Jincheng College
Priority date: 2021-11-17
Filing date: 2021-11-17
Publication date: 2022-04-26
Anticipated expiration: 2031-11-17

Abstract

The utility model discloses a drill rod positioning device for a geological exploration drilling machine, which relates to the field of geological exploration and comprises two positioning hoops which are symmetrically and movably arranged, wherein the two positioning hoops are movably close to each other and used for limiting a drill rod; two the one end that the location hoop kept away from each other is connected with the guide bar and rotates with the location hoop and is connected with rotatory screw rod, the guide bar is kept away from the one end activity of location hoop and is passed the location horizontal pole, rotatory screw rod is kept away from the one end pivoted of location hoop passes the location horizontal pole, the location horizontal pole is connected with the movable support. The device can fix a position the drilling rod, saves the time and the manpower of aiming at the point location, and the device is convenient to use still simultaneously, and the material is easy, and the cost is cheap, can reuse many times.

Description

Drill rod positioning device for geological exploration drilling machine

Technical Field

The utility model relates to the field of geological exploration, in particular to a drill rod positioning device for a geological exploration drilling machine.

Background

Geological exploration is an investigation and research activity of surveying and detecting geology through various means and methods, determining a proper bearing stratum, determining a foundation type according to the foundation bearing capacity of the bearing stratum and calculating foundation parameters. The exploration method is mainly characterized in that the exploration method comprises the methods of pit, groove exploration, drilling, physical exploration and the like, and the drilling is carried out at most, namely, a drilling machine is used for drilling holes in the stratum to identify and divide the subsurface stratum, and the sampling can be carried out along the hole depth. In drilling, a drilling machine can be used for drilling after a drill rod is in place, in the existing drilling, the drill rod is manually moved to the drilling machine, then the drill rod is manually lifted, then a support for fixing the drill rod of the drilling machine is adjusted, after the drill rod is installed on the support, the position of the support is adjusted again to enable the drill rod to be moved to an appointed point position for drilling, and therefore labor is wasted, a large amount of time is needed for aligning the point position, and the drilling efficiency is low.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a drill rod positioning device for a geological exploration drilling machine, which can position a drill rod, save time and labor for aligning point positions, is convenient to use, is easy to obtain materials, is low in manufacturing cost and can be repeatedly used.

The purpose of the utility model is realized by the following technical scheme:

a drill rod positioning device for a geological exploration drilling machine comprises two positioning hoops which are symmetrically and movably arranged, wherein the two positioning hoops are movably close to each other and used for limiting a drill rod; two the one end that the location hoop kept away from each other is connected with the guide bar and rotates with the location hoop and is connected with rotatory screw rod, the guide bar is kept away from the one end activity of location hoop and is passed the location horizontal pole, rotatory screw rod is kept away from the one end pivoted of location hoop passes the location horizontal pole, the location horizontal pole is connected with the movable support.

Preferably, the two ends of the positioning hoops, which are far away from each other, are connected with a movable seat, and the rotating screw is rotatably connected with the movable seat through a first bearing.

Preferably, the movable support comprises a telescopic tube and a base, one end of the telescopic tube is connected with the positioning cross rod, and the other end of the telescopic tube is rotatably connected with the base.

Preferably, the telescopic sleeve comprises an inner pipe and an outer pipe, one end of the inner pipe is movably arranged in the outer pipe in a penetrating mode, and the other end of the inner pipe is connected with the positioning cross rod; the outer tube is kept away from the one end of inner tube is connected with the base rotation, the outer tube is close to one side upper portion of inner tube wears to be equipped with and is used for the spacing round pin axle of inner tube height.

Preferably, a second bearing is connected to the base, and one end of the outer tube, which is far away from the inner tube, is rotatably connected to the base through the second bearing.

Preferably, the outer tube is provided with a connecting disc on the outer wall of the lower part of one side of the inner tube, the connecting disc is provided with a limit bolt in a penetrating manner, and the connecting disc is connected with the base through the limit bolt.

Preferably, two sides of the base are respectively provided with a connecting bolt for connecting with a drilling machine in a penetrating way.

Preferably, the one end that the location horizontal pole kept away from the location hoop is connected with the deformation spring, the guide bar is kept away from the movable wear of the one end of location hoop is established on the deformation spring, just the end of guide bar is connected with the end cap.

Preferably, two ends of one side, close to each other, of the two positioning hoops are respectively provided with a baffle plate, and a bolt for connection is arranged on the baffle plate in a penetrating manner.

The utility model has the beneficial effects that: the device is used for positioning the drill rod of a common drilling machine, and can reduce the positioning and aligning time and save labor. The device has included the location hoop that two symmetry activities set up, the location hoop that two activities set up draws close each other and fixes a position the drilling rod that passes through from between two location hoops, avoid the skew of drilling rod, the one end of keeping away from each other at location hoop is connected with the guide bar simultaneously and is connected with rotatory screw rod with location hoop rotation, the one end pivoted through with rotatory screw rod passes the location horizontal pole, and the one end activity of guide bar passes the location horizontal pole, and be connected with location hoop, when rotating rotatory screw rod like this, can realize that rotatory screw rod drives location hoop and be close to each other, and the guide bar can realize the location direction, reach the effect of design use.

Drawings

FIG. 1 is a schematic structural view of a drill rod positioning device for a geological exploration drilling machine according to the present invention;

FIG. 2 is an exploded view of a structural part of a drill pipe positioning device for a geological exploration drilling rig according to the present invention;

FIG. 3 is a schematic view of a positioning hoop connection structure of a drill rod positioning device for a geological exploration drilling machine according to the present invention;

FIG. 4 is a schematic view of a connection structure of a positioning cross rod and a movable support of the drill rod positioning device for the geological exploration drilling machine according to the present invention;

FIG. 5 is an exploded view of a connecting structure of a positioning cross rod and a movable support of the drill rod positioning device for the geological exploration drilling machine;

in the figure, 1-a positioning hoop, 2-a positioning cross rod, 11-a guide rod, 12-a rotating screw rod, 13-a movable seat, 14-a baffle plate, 21-a deformation spring, 31-a telescopic sleeve, 32-a base, 111-an end cap, 311-a connecting disc, 312-a limiting bolt and 321-a connecting bolt.

Detailed Description

The technical solutions of the present invention are further described in detail below with reference to the accompanying drawings, but the scope of the present invention is not limited to the following.

As shown in fig. 1 to 5, a drill rod positioning device for a geological exploration drilling machine comprises two positioning hoops 1 which are symmetrically and movably arranged, wherein the two positioning hoops 1 are movably close to each other for limiting a drill rod; the one end that two location hoops 1 kept away from each other is connected with guide bar 11 and rotates with location hoop 1 and is connected with rotatory screw rod 12, and the one end activity of keeping away from location hoop 1 of guide bar 11 passes location horizontal pole 2, and the one end pivoted that the rotatory screw rod 12 kept away from location hoop 1 passes location horizontal pole 2, and location horizontal pole 2 is connected with the movable support. The device is used for positioning the drill rod of a common drilling machine, and can reduce the positioning and aligning time and save labor. The device has included the location hoop 1 that two symmetry activities set up, the location hoop 1 that two activities set up draws close each other and fixes a position the drilling rod that passes through from between two location hoops 1, avoid the skew of drilling rod, the one end of keeping away from each other at location hoop 1 simultaneously is connected with guide bar 11 and hoops 1 with the location and rotates and be connected with rotatory screw rod 12, the one end pivoted through with rotatory screw rod 12 passes location horizontal pole 2, and the one end activity of guide bar 11 passes location horizontal pole 2, and hoop 1 is connected with the location, when rotating rotatory screw rod 12 like this, can realize that rotatory screw rod 12 drives location hoop 1 and be close to each other, and guide bar 11 can realize the location direction, reach the effect of design use.

Further, since most surveys now use conventional drilling rigs, it is necessary to design the device. When the device is used in exploration, the device can be firstly positioned on a drilling machine below a bracket for mounting a drill rod so as to be convenient to move; the device is provided with two movable supports which are used for being connected with a drilling machine and are respectively connected with two positioning cross rods 2 and are arranged in the same way, the movable supports are different from the prior movable supports, the movable supports comprise telescopic pipes 31 and bases 32, one ends of the telescopic pipes 31 are connected with the positioning cross rods 2, and the other ends of the telescopic pipes 31 are rotatably connected with the bases 32; connecting bolts 321 for connecting with a drilling machine are respectively arranged on two sides of each base 32 in a penetrating mode, the two bases 32 are fixed at proper positions of the drilling machine through the connecting bolts 321, then height adjustment can be achieved through the arranged telescopic pipes 31, so that the drill rod can be well positioned and adjusted, the telescopic pipes 31 comprise inner pipes and outer pipes, one ends of the inner pipes are movably arranged in the outer pipes in a penetrating mode, and the other ends of the inner pipes are connected with the positioning cross rods; one end of the outer pipe, which is far away from the inner pipe, is rotatably connected with the base 32, and a limit pin shaft for limiting the height of the inner pipe is arranged at the upper part of one side of the outer pipe, which is close to the inner pipe, in a penetrating way; when the height is required to be adjusted, the limiting pin shaft penetrating through the upper parts of the outer pipes of the telescopic pipes 31 is taken down, the height is adjusted by the contraction of the inner pipes of the telescopic pipes 31 on the outer pipes, and after the height is synchronously adjusted, the limiting pin shaft penetrates through the outer pipes and the inner pipes to position the height at the moment. In the implementation process, the inner pipe and the outer pipe of the telescopic pipe 31 can be made of steel pipes adopted in exploration, so that the cost can be effectively saved; simultaneously offer the hole that is used for wearing to establish spacing round pin axle on the upper portion of outer tube, the equipartition has seted up one row of holes simultaneously on the inner tube, just so can realize, when needs suitable height, just can let the hole of the suitable position that the inner tube was seted up aim at the hole of outer tube, then pass inner tube and outer tube with spacing round pin axle and carry out the location of height, and in order to reduce not hard up, the spacing round pin axle that sets up can be the bolt commonly used in exploration, consolidate stably with inner tube and outer tube through using the bolt. In this embodiment, the holes of the inner and outer tubes may be designed according to the actual application, which may be realized by the prior art, and the specific embodiment is not described here.

Further, after the height of the two telescopic pipes 31 is positioned, the sides of the two positioning collars 1 for positioning the drill rod are aligned. Meanwhile, in order to not move the whole base 32, two telescopic pipes 31 are rotatably arranged on the base 32 which is connected with each other, and the structure is as follows: the base 32 is connected with a second bearing, and one end of the outer pipe, which is far away from the inner pipe, is rotatably connected with the base 32 through the second bearing; meanwhile, a connecting disc 311 is arranged on the outer wall of the lower portion of one side of the outer pipe, which is far away from the inner pipe, a limiting bolt 312 penetrates through the connecting disc 311, and the connecting disc 312 is connected with the base 32 through the limiting bolt 312. After the two positioning hoops 1 position one end of the drill rod to be aligned by respectively rotating the outer pipes of the telescopic pipes 31, the connecting disc 312 and the base 32 are fixed by penetrating the connecting disc 312 and the base 32 through the limiting bolts 312, so that looseness during use is avoided.

Further, after two location hoops 1 are right, this moment, can be through the adjustment rig, let the point location that needs drilling be in two below between the location hoop 1, then alright with the position of adjusting location hoop 1, it is suitable to make its drilling point location be in below between two location hoops 1, then be convenient for lift the drilling rod to between two location hoops 1, then can fix a position the drilling rod earlier, then be connected the drilling rod with the rig, also can be connected the one end of drilling rod with the rig earlier, then realize the location drilling through adjusting the distance that reduces between the location hoop 1. In the implementation process, for example, the drill rod is positioned and then connected with the drilling machine: the method comprises the steps of firstly hoisting a drill rod between two positioning hoops 1, then placing the drill rod at a positioning point, then shortening a limiting gap by adjusting the gap between the two positioning hoops 1 to enable the drill rod to be positioned in an allowed area of the positioning point, then supporting the drill rod by adjusting a support for placing the drill rod, connecting a drilling machine and the drill rod for exploration drilling, and enabling the two positioning hoops 1 to have a certain gap during drilling so as to enable the drill rod to freely drill. In this implementation process, when adjusting two location hoops 1, the one end of keeping away from each other at two location hoops 1 that the symmetry set up respectively is connected with the sliding seat 13, rotatory screw rod 12 rotates with sliding seat 13 through first bearing and is connected, adjust two rotatory screw rods 12 through rotating, make its two rotatory screw rods 12 respectively wear to establish the location horizontal pole 2 of connecting and drill on the screw thread, simultaneously again respectively under the effect of guide bar 11, make its location horizontal pole 12 can extend and shrink, drive location hoop 1 round trip movement, and then adjust and fix a position the drilling rod at the drilling point location, do not need the manual work to make a round trip to fix a position, save the time of exploration drilling.

Further, in the in-process of fixing a position the drilling rod, for protection device that can be better, increase its used repeatedly's efficiency, so just keep away from the one end of location hoop 1 at location horizontal pole 2 and be connected with out-of-shape spring 21, what the one end activity of location hoop 1 was kept away from to guide bar 11 wears to establish on out-of-shape spring 21, out-of-shape spring 21 can play certain buffering protection to guide bar 11, still be connected with end cap 111 at the end of guide bar 11 simultaneously, avoid 11 roll-off location horizontal poles of guide bar 2, influence the normal use of the device. In addition, when necessary, for example, the drilling position is relatively hard, and the drill rod can greatly shake during drilling, so in order to better position and reduce the deviation of the drilling, the two ends of one side, close to each other, of the two positioning hoops 1 can be respectively provided with the baffle plates 14, the baffle plates 14 are provided with bolts for connection in a penetrating manner, the two positioning hoops 1 are connected together through the bolts, and the drill rod is better positioned between the two positioning hoops 1. If a drill rod needs to be connected, the bolt can be loosened at the moment, the rotating screw 12 of one of the positioning hoops 1 is rotated, a certain gap is reserved between the two positioning hoops 1 to connect the drill rod, the drill rod is moved to the original position after being connected, the two positioning hoops 1 are connected through the bolt, and drilling is continued, so that drilling and drill rod changing are reduced, the positioning points are repeatedly aligned, time is saved, and when the device needs to be used in other places, the device only needs to be taken down and installed; meanwhile, a plurality of structural materials of the device can be made of some wastes in exploration, so that the cost is saved. The device can fix a position the drilling rod, saves the time and the manpower of aiming at the point location, and the device is convenient to use still simultaneously, and the material is easy, and the cost is cheap, can reuse many times.

The foregoing is illustrative of the preferred embodiments of this invention, and it is to be understood that the utility model is not limited to the precise form disclosed herein and that various other combinations, modifications, and environments may be resorted to, falling within the scope of the concept as disclosed herein, either as described above or as apparent to those skilled in the relevant art. And that modifications and variations may be effected by those skilled in the art without departing from the spirit and scope of the utility model as defined by the appended claims.

Claims

1. The drill rod positioning device for the geological exploration drilling machine is characterized by comprising two positioning hoops (1) which are symmetrically and movably arranged, wherein the two positioning hoops (1) are movably close to limit a drill rod;

two the one end that location hoop (1) kept away from each other is connected with guide bar (11) and rotates with location hoop (1) and is connected with rotatory screw rod (12), the one end activity of keeping away from location hoop (1) of guide bar (11) passes location horizontal pole (2), rotatory screw rod (12) are kept away from location hoop (1) one end pivoted passes location horizontal pole (2), location horizontal pole (2) are connected with the movable support.

2. The drill rod positioning device for the geological exploration drilling machine according to claim 1, wherein a movable seat (13) is connected to the end, far away from each other, of the two positioning hoops (1), and the rotating screw (12) is rotatably connected with the movable seat (13) through a first bearing.

3. The drill rod positioning device for the geological exploration drilling machine according to claim 1, characterized in that the movable support comprises a telescopic tube (31) and a base (32), one end of the telescopic tube (31) is connected with the positioning cross rod (2), and the other end of the telescopic tube (31) is rotatably connected with the base (32).

4. The drill rod positioning device for the geological exploration drilling machine as recited in claim 3, characterized in that said telescopic tube (31) comprises an inner tube and an outer tube, one end of said inner tube is movably inserted into said outer tube, and the other end of said inner tube is connected with said positioning cross bar;

one end of the outer pipe, which is far away from the inner pipe, is rotatably connected with a base (32), and a limiting pin shaft used for limiting the height of the inner pipe is arranged on the upper part of one side, which is close to the inner pipe, of the outer pipe in a penetrating way.

5. The drill rod positioning device for the geological exploration drilling machine according to claim 4, characterized in that a second bearing is connected to the base (32), and one end of the outer pipe, which is far away from the inner pipe, is rotatably connected with the base (32) through the second bearing.

6. The drill rod positioning device for the geological exploration drilling machine as claimed in claim 4, wherein a connecting disc (311) is arranged on the outer wall of the lower portion of one side of the outer pipe, which is far away from the inner pipe, a limiting bolt (312) penetrates through the connecting disc (311), and the connecting disc (311) is connected with the base (32) through the limiting bolt (312).

7. The drill rod positioning device for the geological exploration drilling machine according to claim 3, characterized in that two sides of the base (32) are respectively provided with a connecting bolt (321) for connecting with a drilling machine.

8. The drill rod positioning device for the geological exploration drilling machine according to claim 1, wherein a deformation spring (21) is connected to one end of the positioning cross rod (2) far away from the positioning hoop (1), one end of the guide rod (11) far away from the positioning hoop (1) is movably arranged on the deformation spring (21) in a penetrating mode, and an end cap (111) is connected to the end of the guide rod (11).

9. The drill rod positioning device for the geological exploration drilling machine according to claim 1, wherein two ends of one side of the two positioning hoops (1) close to each other are respectively provided with a baffle plate (14), and a bolt for connection is arranged on the baffle plate (14) in a penetrating manner.