CN210685861U

CN210685861U - Coal mine drilling machine supporting device

Info

Publication number: CN210685861U
Application number: CN201921800739.5U
Authority: CN
Inventors: 王奕霏; 侯志昂; 徐可心; 卢东博; 李健稼
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-10-25
Filing date: 2019-10-25
Publication date: 2020-06-05
Anticipated expiration: 2029-10-25

Abstract

The utility model discloses a coal mine drilling machine supporting device, which comprises a drilling machine base, a drilling mechanism and a drill rod, wherein a crawler walking mechanism is arranged below the drilling machine base, a second hydraulic motor is rotationally connected with the rotating shaft of the crawler walking mechanism, a walking bracket of the crawler walking mechanism comprises a front walking frame and a rear walking frame, and the front walking frame and the rear walking frame are mutually independent and are respectively connected with the front side surface and the rear side surface of the drilling machine base through telescopic oil cylinders; the flexible effect of preceding walking frame and back walking frame through flexible hydro-cylinder can realize folding shrink, make whole crawler attachment look sideways at and be the shape of falling V for the rig can be applicable to various limited space department drilling construction in a flexible way, and because crawler attachment supports the rig body through the four corners after folding, make placing of rig steady, stable, make the rig body possess the function of nimble automatic transfer through second hydraulic motor drive crawler attachment, the security and the efficiency that the rig moved have been improved greatly.

Description

Coal mine drilling machine supporting device

Technical Field

The utility model relates to a colliery rig technical field specifically is a colliery rig strutting arrangement.

Background

According to the national requirements, coal mining must strictly perform 'exploration before exploration and then exploration' and 'suspected exploration when exploration is necessary' so as to reduce various sudden underground accidents caused by exploration while exploration, wherein the most harmful gas outburst and underground water outburst belong to the same genus. Once accidents such as gas outburst and underground water outburst occur, huge losses and damages can be caused to countries, enterprises, families and individuals. At present, various drilling machines are adopted to drill exploration holes in areas with gas and underground water outburst risks domestically and internationally, and the danger elimination work is done in advance. For the selection of the drilling machine, a hydraulic power horizontal drilling machine, a down-the-hole drilling machine mainly based on wind and an electric drilling machine are mainly used at home and abroad. However, for the construction of advanced detection holes and bedding holes in the roadway, hydraulic power horizontal drilling machines are often adopted.

However, the coal mine drilling machine in the prior art has a plurality of defects in the practical use process, such as:

at present, drilling operation of a drilling machine mainly performed in a roadway of a coal mine is construction of a head-on advanced detection hole and a roadway side bedding hole, the drilling machine widely adopted at present is a drilling machine trolley and a horizontal hydraulic drilling machine, when the drilling machine trolley is used, automatic walking can be realized, and the requirement of quickly moving a construction position is met, but the drilling machine trolley is large in size and easy to block a personnel safety channel, so that the drilling machine trolley is only suitable for construction of the head-on detection hole of the roadway, and construction of the bedding hole of the roadway side bedding cannot be performed; when a horizontal hydraulic drilling machine is adopted, the horizontal hydraulic drilling machine is small in size and can be flexibly suitable for drilling construction in each space, but the horizontal hydraulic drilling machine does not have automatic walking capability, when the drilling machine needs to be moved to a new construction site, the drilling machine is often moved by manual assistance, the labor intensity is high, workers are easily injured, when the drilling machine is dragged along a roadway bottom plate by the aid of a winch, equipment is easily damaged, in addition, the volumes of a base and a support of the commonly used horizontal hydraulic drilling machine are often suitable for a drilling machine base, and when drilling is carried out in a site with limited local space, the drilling machine cannot be placed due to the large volumes of the base and the support.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a colliery rig strutting arrangement to solve above-mentioned problem.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a colliery rig strutting arrangement, includes rig substructure, drilling mechanism and drilling rod, the sliding joint of drilling mechanism has cup jointed the drilling rod at the upper surface of rig substructure, and the inner chamber of drilling mechanism rotates, the below of rig substructure is provided with track running gear, and track running gear's axis of rotation department rotates and is connected with the second hydraulic motor, track running gear's walking support includes walking frame and the walking frame after and, just walks frame mutually independent and pass through flexible hydro-cylinder and rig pedestal connection respectively before and after.

Preferably, the lower surface of rig substructure is connected with middle support, the both sides face of middle support rotates through the ear seat respectively and is connected with preceding flexible hydro-cylinder and back flexible hydro-cylinder, the other end of preceding flexible hydro-cylinder and back flexible hydro-cylinder rotates respectively and is connected with the walking base, and the walking base is provided with two, the walking base rotates and has cup jointed the pivot, the runner has been cup jointed respectively at the both ends of pivot, the peripheral friction of runner is matchd there is the track, the runner rotates and is connected with the walking frame, fixed mounting has the second hydraulic motor on the walking base that preceding flexible hydro-cylinder is connected, the power take off end of second hydraulic motor passes through the meshing of gear and pivot.

Preferably, the front walking frame and the rear walking frame respectively clamp a rotating wheel, and the front walking frame and the rear walking frame are rotatably connected with the rotating wheel.

Preferably, the lower surface of the middle support is connected with a balance oil cylinder in the middle, and the balance oil cylinder is in a free-sagging state.

Preferably, the closest distance between the front walking frame and the rear walking frame is greater than the distance between the front side surface and the rear side surface of the middle support.

Preferably, the periphery of the transmission place where the second hydraulic motor is meshed with the rotating shaft is wrapped with a sealing shell.

Preferably, the bottom end of the balance oil cylinder is connected with a cone.

Preferably, a first hydraulic motor is fixedly mounted at the bottom end of the middle support, and a power output end of the first hydraulic motor is rotatably connected with the lower surface of the drilling machine base.

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

the drilling machine device combines the advantages of a drilling machine trolley and a small horizontal hydraulic drilling machine, and is provided with a small crawler traveling device driven by a hydraulic motor, so that the drilling machine can be moved more conveniently; in addition, the whole body of the drilling machine is small, and the crawler traveling device can be folded and contracted according to the requirements of the site construction space, so that the drilling machine can be flexibly suitable for drilling construction in various limited spaces.

Drawings

Fig. 1 is a schematic overall front view structure diagram of the present invention;

FIG. 2 is a left side view of the whole structure of the present invention;

fig. 3 is a schematic sectional view taken along line a-a of fig. 2 according to the present invention.

In the figure:

1-a drill base; 11-a drilling mechanism; 12-a drill rod; 2-a middle support; 21-a first hydraulic motor; 22-a balance oil cylinder; 23-a front telescopic oil cylinder; 24-rear telescopic oil cylinder; 3-a walking base; 31-a front walking frame; 32-rear walking frame; 33-a crawler belt; 34-a rotating wheel; 35-a second hydraulic motor; 36-rotating shaft.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a supporting device of a coal mine drilling machine comprises a drilling machine base 1, a drilling mechanism 11 and a drill rod 12, wherein the drilling mechanism 11 is connected on the upper surface of the drilling machine base 1 in a sliding and clamping mode, the drill rod 12 is rotatably sleeved in an inner cavity of the drilling mechanism 11, a crawler walking mechanism is arranged below the drilling machine base 1, a second hydraulic motor 35 is rotatably connected to a rotating shaft of the crawler walking mechanism, a walking bracket of the crawler walking mechanism comprises a front walking frame 31 and a rear walking frame 32, the front walking frame 31 and the rear walking frame 32 are mutually independent and are respectively connected with the drilling machine base 1 through telescopic oil cylinders, a crawler walking device driven by the second hydraulic motor 35 is arranged below a common horizontal hydraulic drilling machine, so that a drilling machine body has a flexible automatic transfer function, the moving safety and efficiency of the drilling machine are greatly improved, the front walking frame 31 and the rear walking frame 32 can be folded and contracted through the telescopic action of the telescopic oil cylinders, make whole crawler travel unit look sideways at and be the shape of falling V for the rig can be applicable to various limited space department drilling construction in a flexible way, moreover because crawler travel unit supports the rig body through the four corners after folding, makes placing of rig steady, stable.

The lower surface of the drilling machine base 1 is connected with a middle support 2, two side surfaces of the middle support 2 are respectively and rotatably connected with a front telescopic oil cylinder 23 and a rear telescopic oil cylinder 24 through lug seats, the other ends of the front telescopic oil cylinder 23 and the rear telescopic oil cylinder 24 are respectively and rotatably connected with a walking base 3, the walking base 3 is provided with two walking bases, a rotating shaft 36 is rotatably sleeved on the walking base 3, two ends of the rotating shaft 36 are respectively sleeved with a rotating wheel 34, the periphery of the rotating wheel 34 is in friction matching with a crawler belt 33, the rotating wheel 34 is rotatably connected with a walking frame, a second hydraulic motor 35 is fixedly installed on the walking base 3 connected with the front telescopic oil cylinder 23, the power output end of the second hydraulic motor 35 is meshed with the rotating shaft 36 through a gear, when the drilling machine is used, the second hydraulic motor 35 drives the rotating shaft 36 to rotate, so that the rotating wheel 34 drives the crawler belt 33 to walk, the flexible moving effect, the height adjustment of the drilling machine base 1 can be realized, the rotating wheels 34 are respectively clamped on the front walking frame 31 and the rear walking frame 32, the front walking frame 31 and the rear walking frame 32 are rotatably connected with the rotating wheels (34), so that the front walking frame 31 and the rear walking frame 32 can drive the drilling machine body to walk along with the rotation of the rotating wheels 34, the balance oil cylinder 22 is connected in the middle of the lower surface of the middle support 2, the balance oil cylinder 22 is in a free-drooping state, when the front telescopic oil cylinder 23 and the rear telescopic oil cylinder 24 retract, the balance oil cylinder 22 synchronously extends out, the bottom end of the telescopic oil cylinder 22 is contacted with the bottom plate, so that the opposite ends of the front walking frame 31 and the rear walking frame 32 are respectively upwards bulged, the crawler walking mechanism is changed into an inverted V shape, the front end of the front walking frame 31 and the rear end of the rear walking frame 32 are supported on the bottom plate, and the rear end of the front walking frame 31 and the front end of the rear walking frame 32 are lifted, so that the drilling machine, the length of extension of the front telescopic oil cylinder 23 and the rear telescopic oil cylinder 24 is adjusted, the elevation and depression angle of the drilling machine base 1 can be adjusted, when the balance oil cylinder 22 is contracted, the front telescopic oil cylinder 23 and the rear telescopic oil cylinder are extended, the rear end of the front walking frame 31 and the front end of the rear walking frame 32 stably fall to contact with a bottom plate, the initial height is recovered, the nearest distance between the front walking frame 31 and the rear walking frame 32 is larger than the distance between the front side surface and the rear side surface of the middle support 2, the inclination adjustment of the front walking frame 31 and the rear walking frame 32 can be realized in the process of extension and retraction of the front telescopic oil cylinder 23, the rear telescopic oil cylinder 24 and the balance oil cylinder 22, a sealing shell is wrapped on the periphery of a meshing transmission place of the second hydraulic motor 35 and the rotating shaft 36, the gears of the second hydraulic motor 35 and the rotating shaft 36 can be well sealed, lubricating grease can be added into the shell to realize the lubrication and the rust prevention of the gears, make the balancing cylinder 22 firmly take root on the bottom plate, reach skid-proof effect, the top fixed mounting of intermediate support 2 has first hydraulic motor 21, and the power take off end of first hydraulic motor 21 rotates with the lower surface of rig substructure 1 to be connected, during the use, realizes rig substructure 1 through the drive effect of first hydraulic motor 21 and carries out nimble turned angle's effect, the adjustment in the drilling rod 12 position of being convenient for.

The working principle is as follows: when the device is used, when the front telescopic oil cylinder 23 and the rear telescopic oil cylinder 24 are retracted, the balance oil cylinder 22 is synchronously extended out, the bottom end of the telescopic oil cylinder 22 is contacted with the bottom plate, so that the opposite ends of the front walking frame 31 and the rear walking frame 32 are respectively upwards bulged, the crawler walking mechanism is changed into an inverted V shape, the front end of the front walking frame 31 and the rear end of the rear walking frame 32 are supported on the bottom plate, the rear end of the front walking frame 31 and the front end of the rear walking frame 32 are lifted up, so that the drilling machine base 1 is stably lifted, after the height of the drilling machine base 1 is adjusted, the first hydraulic motor 21 is started to adjust the direction of the drilling machine base 1, then drilling construction is carried out, after the drilling construction is finished, the balance oil cylinder 22 is contracted, the front telescopic oil cylinder 23 and the rear telescopic oil cylinder 24 are extended out, so that the rear end of the front walking frame 31 and the front end of the rear walking frame 32 stably fall to be contacted with the bottom plate, and, and starting the second hydraulic motor 35 to drive the rotating shaft 36 to rotate, so that the crawler travelling mechanism is communicated with the drilling machine body to move.

It is noted that, herein, relational terms such as first and second, and the like may be 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. Also, 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 invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a colliery rig strutting arrangement, includes rig substructure (1), creeps into mechanism (11) and drilling rod (12), the upper surface at rig substructure (1) is pegged graft in drilling mechanism (11) slip joint, and the inner chamber of creeping into mechanism (11) rotates and has cup jointed drilling rod (12), its characterized in that: the drilling machine is characterized in that a crawler traveling mechanism is arranged below the drilling machine base (1), a second hydraulic motor (35) is connected to the rotating shaft of the crawler traveling mechanism in a rotating mode, the traveling support of the crawler traveling mechanism comprises a front traveling frame (31) and a rear traveling frame (32), and the front traveling frame (31) and the rear traveling frame (32) are mutually independent and are connected with the drilling machine base (1) through telescopic oil cylinders respectively.

2. A coal mine drilling rig support device according to claim 1, wherein: the lower surface of the drilling machine base (1) is connected with a middle support (2), two side surfaces of the middle support (2) are respectively connected with a front telescopic oil cylinder (23) and a rear telescopic oil cylinder (24) through ear seats in a rotating way, the other ends of the front telescopic oil cylinder (23) and the rear telescopic oil cylinder (24) are respectively and rotatably connected with a walking base (3), two walking bases (3) are arranged, the walking bases (3) are rotatably sleeved with rotating shafts (36), the two ends of the rotating shaft (36) are respectively sleeved with a rotating wheel (34), the periphery of the rotating wheel (34) is in friction fit with a crawler belt (33), the rotating wheel (34) is rotationally connected with a walking frame, a second hydraulic motor (35) is fixedly arranged on a walking base (3) connected with the front telescopic oil cylinder (23), and the power output end of the second hydraulic motor (35) is meshed with the rotating shaft (36) through a gear.

3. A coal mine drilling rig support device according to claim 1, wherein: the front walking frame (31) and the rear walking frame (32) are respectively clamped with a rotating wheel (34), and the front walking frame (31) and the rear walking frame (32) are rotatably connected with the rotating wheel (34).

4. A coal mine drilling rig support device according to claim 2, wherein: the lower surface of the middle support (2) is connected with a balance oil cylinder (22) in the middle, and the balance oil cylinder (22) is in a free sagging state.

5. A coal mine drilling rig support device according to claim 3, wherein: the nearest distance between the front walking frame (31) and the rear walking frame (32) is larger than the distance between the front side surface and the rear side surface of the middle support (2).

6. A coal mine drilling rig support device according to claim 2, wherein: and a sealing shell is wrapped on the periphery of the meshing transmission place of the second hydraulic motor (35) and the rotating shaft (36).

7. A coal mine drilling rig support device according to claim 4, wherein: the bottom end of the balance oil cylinder (22) is connected with a cone.

8. A coal mine drilling rig support device according to claim 2, wherein: the top end of the middle support (2) is fixedly provided with a first hydraulic motor (21), and the power output end of the first hydraulic motor (21) is rotatably connected with the lower surface of the drilling machine base (1).