CN214660155U

CN214660155U - A rig structure for coal mining in pit

Info

Publication number: CN214660155U
Application number: CN202120613727.2U
Authority: CN
Inventors: 李小亮; 安昶春; 祁惠星
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-03-26
Filing date: 2021-03-26
Publication date: 2021-11-09
Anticipated expiration: 2031-03-26

Abstract

The utility model discloses a rig structure for coal mining in pit relates to the coal mining field, the on-line screen storage device comprises a base, the top of base is connected with the diaphragm, the surface of diaphragm is provided with actuating mechanism, actuating mechanism's the outside is connected with the drilling rod, the surface of base is provided with the scale plate, the notch has been seted up on the surface of scale plate, the inside of notch is provided with the pointer, the outer wall of base is fixed with hydraulic ejector pin, hydraulic ejector pin's avris is fixed with the sliding sleeve, the inside of sliding sleeve runs through there is the slide bar. The utility model discloses a hydraulic ram promotes the connector and makes the diaphragm rotatory around the tie point, and in the diaphragm is rotatory, the pointer slides in the notch in the scale plate, through the position registration of pointer on the scale plate, carries out the accurate regulation to the drilling angle of drilling rod, has improved the rig and has crept into the regulation precision of angle, has improved and has crept into efficiency, has reduced because of the possibility that the angle deviation leads to the drilling accident to appear that creeps into.

Description

A rig structure for coal mining in pit

Technical Field

The utility model relates to a coal mining field specifically is a rig structure for coal mining in pit.

Background

The drilling machine is a mechanical device which drives a drilling tool to drill underground to obtain real geological data in exploration or mineral resource development. Also known as a drilling rig. The drilling machine structure is mainly used for driving the drilling tool to break rock at the bottom of a hole, and putting or putting the drilling tool in the hole, and is commonly used for underground coal mining.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: in order to solve the problem that the drilling angle is not conveniently and accurately adjusted in the conventional drilling machine structure, the drilling machine structure for underground coal mining is provided.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a rig structure for coal mining in pit, the on-line screen storage device comprises a base, the top of base is connected with the diaphragm, the surface of diaphragm is provided with actuating mechanism, actuating mechanism's the outside is connected with the drilling rod, the surface of base is provided with the scale plate, the notch has been seted up on the surface of scale plate, the inside of notch is provided with the pointer, the outer wall of base is fixed with hydraulic ejector pin, hydraulic ejector pin's avris is fixed with the sliding sleeve, the inside of sliding sleeve runs through there is the slide bar, the top of slide bar is provided with the connector, the outside of connector is connected with the slider, the internally mounted of slider has the locking hydro-cylinder, the top of locking hydro-cylinder is connected with the locking piece, the spacing groove has been seted up to the bottom of diaphragm, the top of spacing groove is provided with the pinion rack.

Preferably, the transverse plate is hinged with the base, and the sliding block is hinged with the connecting head.

Preferably, the pointer and the notch form a sliding structure, and the notch is in a quarter arc shape.

Preferably, the two sliding rods are symmetrically arranged about the axis of the connecting head, and the shapes and the sizes of the sliding rods are matched with those of the sliding sleeve.

Preferably, the sliding block is connected with the limiting groove in a clamping mode, and the sliding block is arranged in a T shape.

Preferably, the top of the locking block is provided with insections matched with the toothed plate.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses a hydraulic ram promotes the connector and makes the diaphragm rotatory around the tie point, and in the diaphragm rotation, the pointer slides in the notch in the scale plate, position registration through the pointer on the scale plate, carry out the accurate regulation to the drilling angle of drilling rod, the regulation precision that the rig creeped into the angle has been improved, the efficiency of creeping into is improved, the possibility that the drilling accident appears because of creeping into the angular deviation has been reduced, the rig is in the drilling in-process simultaneously, the hydraulic ram withdrawal, the hydraulic ram is only connected with the connector through the slide bar, avoid the rig to shake the epaxial hydraulic ram damage that causes of effect to hydraulic ram in the twinkling of an eye when acting on, the life of hydraulic ram has been improved.

Drawings

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

FIG. 2 is a schematic view of the structural connection between the slider and the limiting groove of the present invention;

fig. 3 is an enlarged schematic view of a portion a in fig. 1 according to the present invention.

In the figure: 1. a base; 2. a transverse plate; 3. a drive mechanism; 4. a drill stem; 5. a scale plate; 6. a notch; 7. a pointer; 8. a hydraulic ejector rod; 9. a sliding sleeve; 10. a slide bar; 11. a connector; 12. a slider; 13. locking the oil cylinder; 14. a locking block; 15. a limiting groove; 16. a toothed plate.

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.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "connected" and "disposed" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art. The following describes an embodiment of the present invention according to its overall structure.

Please refer to fig. 1-3, a drilling machine structure for underground coal mining, comprising a base 1, a transverse plate 2 is connected to the top of the base 1, a driving mechanism 3 is arranged on the surface of the transverse plate 2, a drill rod 4 is connected to the outer side of the driving mechanism 3, a scale plate 5 is arranged on the surface of the base 1, a notch 6 is formed on the surface of the scale plate 5, a pointer 7 is arranged inside the notch 6, a hydraulic ejector rod 8 is fixed on the outer wall of the base 1, a sliding sleeve 9 is fixed on the lateral side of the hydraulic ejector rod 8, a sliding rod 10 penetrates through the inside of the sliding sleeve 9, a connector 11 is arranged at the top of the sliding rod 10, a sliding block 12 is connected to the outer side of the connector 11, a locking cylinder 13 is arranged inside the sliding block 12, a locking block 14 is connected to the top of the locking cylinder 13, a limiting groove 15 is formed at the bottom of the transverse plate 2, and a toothed plate 16 is arranged at the top of the limiting groove 15.

The utility model discloses a hydraulic ram 8 promotes connector 11 makes diaphragm 2 rotatory around the tie point, and in diaphragm 2 rotation, pointer 7 slides in notch 6 in scale plate 5, position registration on scale plate 5 through pointer 7, carry out the accurate regulation to the drilling angle of drilling rod 4, the regulation precision that the rig creeps into the angle has been improved, the efficiency of creeping into is improved, the possibility that the angle deviation leads to creeping into the accident to appear has been reduced because of creeping into, the rig is at the in-process of creeping into simultaneously, the withdrawal of hydraulic ram 8, hydraulic ram 8 is only connected with connector 11 through slide bar 10, avoid the vibrations effect in the twinkling of an eye that the rig produced when the effect to hydraulic ram 8 epaxial and cause hydraulic ram 8 to damage, the life of hydraulic ram 8 has been improved.

Please refer to fig. 1, the horizontal plate 2 is hinged to the base 1, the sliding block 12 is hinged to the connecting head 11, and the horizontal plate 2 is hinged to the base 1, and the sliding block 12 is hinged to the connecting head 11, so that a user can adjust the drilling angle of the drill rod 4 under the pushing of the hydraulic ejector rod 8 according to the drilling requirement, and the construction drilling requirement of the drilling machine under different conditions is met.

Please refer to fig. 1, the pointer 7 and the slot 6 form a sliding structure, the slot 6 is a quarter arc, the pointer 7 is on the same horizontal plane with the horizontal plate 2 and is fixedly connected with the horizontal plate 2, the pointer 7 slides in the slot 6 of the scale plate 5 while the horizontal plate 2 rotates, the drilling angle of the drill rod 4 is accurately adjusted by indicating the position of the pointer 7 on the scale plate 5, and the operation precision of the drilling machine is improved.

Please refer to fig. 1, two sliding rods 10 are symmetrically arranged about the axis of the connector 11, the shape and size of the sliding rods 10 are matched with the shape and size of the sliding sleeve 9, the hydraulic ejector rod 8 jacks up the connector 11, the sliding rods 10 slide in the sliding sleeve 9, when the angle is adjusted, the hydraulic ejector rod 8 is retracted, the hydraulic ejector rod 8 is connected with the connector 11 only through the sliding rods 10, so as to prevent the instantaneous vibration generated by the drilling machine from acting on the shaft of the hydraulic ejector rod 8, the hydraulic ejector rod 8 is not damaged due to the vibration, and the service life of the hydraulic ejector rod 8 is prolonged.

Please refer to fig. 2, the sliding block 12 is connected with the limiting groove 15 in a snap-fit manner, the sliding block 12 is arranged in a T shape, and the sliding block 12 slides along the limiting groove 15 to be matched with the hydraulic ejector rod 8 in a telescopic manner, so as to achieve the purpose of adjusting the angle of the drill rod 4, and the limiting groove 15 can limit the movement of the sliding block 12, thereby ensuring the stability and high efficiency of angle adjustment.

Please refer to fig. 3, the top of the locking block 14 is provided with a tooth pattern matched with the toothed plate 16, after the drilling angle of the drilling machine is adjusted, the locking cylinder 13 is started, the locking block 14 is pushed out under the driving of the locking cylinder 13 and is clamped with the toothed plate 16, and the position of the sliding block 12 is fixed, so that the angle of the transverse plate 2 is prevented from changing in the drilling process, and the stable and efficient drilling operation is ensured.

The working principle is as follows: when the base 1 is placed at a designated place, the hydraulic ejector rod 8 is opened, the hydraulic ejector rod 8 pushes the connector 11 to enable the transverse plate 2 to rotate around a connecting point, the slide rod 10 slides inside the slide sleeve 9 synchronously to adjust the drilling angle of the drill rod 4, meanwhile, the slide block 12 slides along the limiting groove 15 along with the movement of the connector 11, the smooth and efficient angle adjustment is ensured, the pointer 7 slides in the notch 6 in the scale plate 5 while the transverse plate 2 rotates, the drilling angle of the drill rod 4 is accurately adjusted by indicating the position of the pointer 7 on the scale plate 5, after the adjustment is finished, the locking oil cylinder 13 is started firstly, the locking block 14 is ejected out under the driving of the locking oil cylinder 13 and is clamped with the toothed plate 16, the position of the slide block 12 is fixed to avoid the change of the angle of the transverse plate 2 in the drilling process, then, the hydraulic ejector rod 8 is closed, and the hydraulic ejector rod 8 retracts, at the moment, the hydraulic ejector rod 8 is only connected with the connector 11 through the slide rod 10, so that the instant vibration generated by the drilling machine in action is prevented from acting on the shaft of the hydraulic ejector rod 8, the hydraulic ejector rod 8 cannot be damaged due to vibration, the service life of the hydraulic ejector rod 8 is prolonged, and after the angle adjustment is finished, the driving mechanism 3 is started to drive the drill rod 4 to perform drilling operation.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. A rig structure for underground coal mining, comprising a substructure (1), characterized in that: the drill rod drilling machine is characterized in that a transverse plate (2) is connected to the top of a base (1), a driving mechanism (3) is arranged on the surface of the transverse plate (2), a drill rod (4) is connected to the outer side of the driving mechanism (3), a scale plate (5) is arranged on the surface of the base (1), a notch (6) is formed in the surface of the scale plate (5), a pointer (7) is arranged inside the notch (6), a hydraulic ejector rod (8) is fixed to the outer wall of the base (1), a sliding sleeve (9) is fixed to the side of the hydraulic ejector rod (8), a sliding rod (10) penetrates through the inside of the sliding sleeve (9), a connector (11) is arranged at the top of the sliding rod (10), a sliding block (12) is connected to the outer side of the connector (11), a locking oil cylinder (13) is installed inside the sliding block (12), and a locking block (14) is connected to the top of the locking oil cylinder (13), the bottom of the transverse plate (2) is provided with a limiting groove (15), and the top of the limiting groove (15) is provided with a toothed plate (16).

2. A drill rig structure for use in downhole coal mining as claimed in claim 1 wherein: the transverse plate (2) is hinged with the base (1), the sliding block (12) is hinged with the connecting head (11).

3. A drill rig structure for use in downhole coal mining as claimed in claim 1 wherein: pointer (7) and notch (6) constitute sliding construction, and notch (6) are the arc setting of quarter.

4. A drill rig structure for use in downhole coal mining as claimed in claim 1 wherein: the two sliding rods (10) are symmetrically arranged about the axis of the connecting head (11), and the shapes and the sizes of the sliding rods (10) are matched with those of the sliding sleeve (9).

5. A drill rig structure for use in downhole coal mining as claimed in claim 1 wherein: the sliding block (12) is connected with the limiting groove (15) in a clamping mode, and the sliding block (12) is arranged in a T shape.

6. A drill rig structure for use in downhole coal mining as claimed in claim 1 wherein: the top of the locking block (14) is provided with insections matched with the toothed plate (16).