CN218439358U

CN218439358U - Hydraulic drilling tool for quarrying

Info

Publication number: CN218439358U
Application number: CN202222297204.9U
Authority: CN
Inventors: 黎可
Original assignee: Tongcheng County Zhuocheng Mining Co ltd
Current assignee: Tongcheng County Zhuocheng Mining Co ltd
Priority date: 2022-08-31
Filing date: 2022-08-31
Publication date: 2023-02-03
Anticipated expiration: 2032-08-31

Abstract

The utility model discloses a mining hydraulic drilling tool of quarrying relates to the quarrying field. This hydraulic drilling tool for quarrying includes: the side surface of the hydraulic tank is fixedly connected with a hydraulic oil pipe; the drill rod is in transmission connection with the inside of the hydraulic tank; a sheath is sleeved at the bottom end of the drill rod, a drill bit is fixedly connected to the bottom end of the sheath, and a limiting assembly is assembled between the drill rod and the sheath; the limiting assembly comprises two fixing blocks, the fixing blocks are in transmission connection with two limiting rods, and two first limiting holes which are communicated from inside to outside are symmetrically formed in the outer surface of the sheath. This mining hydraulic drilling tool of quarrying through sheath and the drill bit that sets up, can play effectual guard action to the bottom of drilling rod, when sheath and drill bit take place to damage, through spacing subassembly for the bottom separation of sheath and drilling rod, and then can change sheath and drill bit.

Description

Hydraulic drilling tool for quarrying

Technical Field

The utility model relates to a quarrying technical field specifically is a hydraulic drilling tool for quarrying.

Background

The rig is the essential equipment of mining, drills to the ore, needs great application force to in guaranteeing that the drill bit can bore the ore fast, narrow and small in mine space, large-scale rig work gets up inconveniently, generally drills to the ore through hydraulic drilling tool.

The existing hydraulic drilling tool generally drives a drill rod to move through a hydraulic cylinder, so that the end part of the drill rod can drill holes in ores, but in the long-term use process, the end part of the drill rod is easy to wear and even break, when the drill rod is damaged, the whole drill rod can be separated from the hydraulic cylinder, and the hydraulic drilling tool is complex and high in manual strength, so that the hydraulic drilling tool for quarrying is provided.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model discloses a mining hydraulic drilling tool of quarrying to solve and propose in the above-mentioned background art in long-term use, the cracked condition even of wearing and tearing take place very easily for the tip of drilling rod, when the drilling rod takes place to damage, can only be with the drilling rod whole with the pneumatic cylinder phase separation, comparatively loaded down with trivial details, problem that the manual strength is big.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a hydraulic drill for quarrying a stone, comprising:

the side surface of the hydraulic tank is fixedly connected with a hydraulic oil pipe;

the drill rod is in transmission connection with the inside of the hydraulic tank, and the bottom end of the drill rod penetrates through the hydraulic tank and extends outwards;

a sheath is sleeved at the bottom end of the drill rod, a drill bit is fixedly connected to the bottom end of the sheath, and a limiting assembly is assembled between the drill rod and the sheath;

the limiting assembly comprises two fixing blocks, the two fixing blocks are symmetrically and fixedly connected to two sides of the outer surface of the drill rod, the two limiting rods are connected to the fixing blocks in a transmission mode, two first limiting holes which are communicated with the inside and the outside are symmetrically formed in the outer surface of the sheath, and the end portions of the limiting rods are inserted into the first limiting holes and used for fixing the sheath.

Preferably, the top end of the hydraulic oil pipe is connected with an external oil tank, and the top end of the hydraulic oil pipe is connected with a driving arm of the quarrying truck through a bolt.

Preferably, a cavity is formed between the inner part of the fixing block and the outer surface of the drill rod, a movable shaft is connected to the inner wall of the cavity in a sliding mode, a limiting spring is fixedly connected between the end part of the movable shaft and the inner wall of the cavity, and the other end of the movable shaft penetrates through the outer wall of the fixing block to extend outwards and is connected with a rotating strip in a rotating mode.

Preferably, the limiting rod is fixedly connected to the side wall of the rotating strip, two second limiting holes are formed in two sides of the outer surface of the bottom end of the drill rod, and the end of the limiting rod penetrates through the first limiting hole to be inserted into the inner wall of the second limiting hole.

Preferably, four positioning grooves are formed in the inner wall of the cavity, positioning blocks are connected to the inner walls of the positioning grooves in a sliding mode, and the positioning blocks are fixedly connected to the outer surface of the end portion of the movable shaft.

Preferably, the movable shaft is in that the outside tip has seted up the anticreep groove, the tip fixedly connected with anticreep piece of rotation strip, just the anticreep piece rotates to be connected on the inner wall in anticreep groove.

The utility model discloses a mining hydraulic drilling tool of quarrying, its beneficial effect who possesses as follows:

1. this mining hydraulic drilling tool of quarrying, sheath and drill bit through setting up, the sheath cup joints the bottom at the drilling rod, in-process carrying out drilling, the drill bit direct contact to the ore of sheath bottom, the drill bit receives great wearing and tearing, but can play effectual guard action to the bottom of drilling rod, even when sheath and drill bit take place to damage, through spacing subassembly, make the tip of gag lever post break away from first spacing hole, can stimulate the sheath downwards, make the bottom separation of sheath and drilling rod, and then can change sheath and drill bit.

2. This mining hydraulic drilling tool of quarrying through constant head tank and the locating piece that sets up to make the loose axle can only the horizontal of horizontal direction in the cavity, make the pivoted condition can not appear in the loose axle, through anticreep groove and the anticreep piece that sets up, the anticreep piece that rotates a tip rotates in the anticreep groove of loose axle tip, thereby avoids rotating the condition that strip and loose axle take place the separation.

Drawings

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

FIG. 2 is a schematic structural view of the sheath, the drill rod and the limiting component of the present invention;

FIG. 3 is a partial sectional view of the present invention;

fig. 4 is an enlarged schematic view of a portion a in fig. 3 according to the present invention.

In the figure: 1. a hydraulic tank; 101. a hydraulic oil pipe; 2. a drill stem; 201. a sheath; 202. a drill bit; 3. a fixed block; 301. a limiting rod; 302. a first limit hole; 303. a cavity; 304. a movable shaft; 305. a limiting spring; 306. rotating the strip; 307. a second limiting hole; 308. positioning a groove; 309. positioning a block; 310. the anticreep piece.

Detailed Description

The embodiment of the utility model discloses hydraulic drilling tool for quarrying.

According to the attached figures 1-2, comprising:

the hydraulic oil pipe 101 is fixedly connected to the side face of the hydraulic tank 1;

the drilling rod 2 is connected inside the hydraulic tank 1 in a transmission manner, the bottom end of the drilling rod 2 penetrates through the hydraulic tank 1 and extends outwards, and a hydraulic driving mechanism formed by the hydraulic tank 1, the hydraulic oil pipe 101 and the drilling rod 2 is of an existing mature structure, which is not described in detail herein in the embodiment;

a sheath 201 is sleeved at the bottom end of the drill rod 2, a drill bit 202 is fixedly connected to the bottom end of the sheath 201, and a limiting component is assembled between the drill rod 2 and the sheath 201;

spacing subassembly includes two

fixed blocks

3, and 3 symmetrical fixed connection of two fixed blocks are in the both sides of drilling rod 2 surface, and 3 transmission of fixed block are connected with two gag lever post 301, and two first spacing holes 302 that link up inside and outside are seted up to the surface symmetry of sheath 201, and the tip of gag lever post 301 is pegged graft in first spacing hole 302 for sheath 201 is fixed.

Through sheath 201 and the drill bit 202 that sets up, sheath 201 cup joints the bottom at drilling rod 2, at the in-process that carries out drilling, the drill bit 202 direct contact to the ore of sheath 201 bottom, drill bit 202 receives great wearing and tearing, but can play effectual guard action to the bottom of drilling rod 2, even when sheath 201 and drill bit 202 take place to damage, through spacing subassembly, make the tip of gag lever post 301 break away from in first spacing hole 302, can stimulate sheath 201 downwards, make the bottom separation of sheath 201 and drilling rod 2, and then can change sheath 201 and drill bit 202.

According to the attached figure 1, the top end of the hydraulic oil pipe 101 is connected with an external oil tank, and the top end of the hydraulic oil pipe 1 is connected with a driving arm of the quarrying truck through a bolt.

According to the attached drawings 3-4, a cavity 303 is formed between the inside of the fixing block 3 and the outer surface of the drill rod 2, a movable shaft 304 is slidably connected to the inner wall of the cavity 303, a limiting spring 305 is fixedly connected between the end of the movable shaft 304 and the inner wall of the cavity 303, and the other end of the movable shaft 304 penetrates through the outer wall of the fixing block 3 to extend outwards and is rotatably connected with a rotating strip 306.

The limiting rod 301 is fixedly connected to the side wall of the rotating bar 306, two second limiting holes 307 are formed in two sides of the outer surface of the bottom end of the drill rod 2, and the end portion of the limiting rod 301 penetrates through the first limiting hole 302 to be inserted into the inner wall of the second limiting hole 307.

Four positioning grooves 308 are formed in the inner wall of the cavity 303, positioning blocks 309 are connected to the inner walls of the four positioning grooves 308 in a sliding mode, and the four positioning blocks 309 are fixedly connected to the outer surface of the end portion of the movable shaft 304;

through the positioning slot 308 and the positioning block 309, the movable shaft 304 can only horizontally traverse in the cavity 303, so that the movable shaft 304 cannot rotate.

An anti-falling groove is formed in the end part, located outside, of the movable shaft 304, an anti-falling block 310 is fixedly connected to the end part of the rotating strip 306, and the anti-falling block 310 is rotatably connected to the inner wall of the anti-falling groove;

through the anticreep groove and the anticreep piece 310 that set up, the anticreep piece 310 of rotating the strip 306 tip rotates in the anticreep groove of loose axle 304 tip to avoid rotating the strip 306 and the circumstances that the loose axle 304 took place the separation.

The working principle is as follows: in the using process, the sheath 201 is sleeved at the bottom end of the drill rod 2 through the sheath 201 and the drill bit 202, when drilling is carried out, the drill bit 202 at the bottom of the sheath 201 directly contacts with ores, the drill bit 202 is greatly abraded, and the bottom end of the drill rod 2 can be effectively protected;

when the sheath 201 and the drill bit 202 are damaged, the rotating bar 306 is pulled outwards to enable the end portion of the limiting rod 301 to be separated from the first limiting hole 302 and the second limiting hole 307, then the rotating bar 306 is rotated to enable the end portion of the limiting rod 301 not to enter the first limiting hole 302 and the second limiting hole 307, and at the moment, the sheath 201 can be pulled downwards to enable the sheath 201 to be separated from the bottom end of the drill rod 2, so that the sheath 201 and the drill bit 202 can be replaced;

when changing sheath 201 and drill bit 202, sheath 201 cup joints the bottom at drilling rod 2, until making the top of sheath 201 offset with two fixed blocks 3, outwards pull this moment and rotate strip 306, it slides to have driven loose axle 304 in cavity 303, spacing spring 305 has been stretched, rotate this moment and rotate strip 306, insert the tip of gag lever post 301 in first spacing hole 302 and the spacing hole 307 of second, under the effect of spacing spring 305, make the tip of gag lever post 301 can't break away from in first spacing hole 302 and the spacing hole 307 of second, under the effect of four gag lever posts 301, with sheath 201 fixed mounting at the bottom of drilling rod 2.

The foregoing shows and describes the basic principles and principal features of the invention, together with the advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. A hydraulic drill for quarrying a stone, comprising:

the hydraulic oil pipe is characterized by comprising a hydraulic tank (1), wherein a hydraulic oil pipe (101) is arranged on the side surface of the hydraulic tank (1);

the drill rod (2) is in transmission connection with the inside of the hydraulic tank (1), and the bottom end of the drill rod (2) penetrates through the hydraulic tank (1) and extends outwards;

the method is characterized in that: a sheath (201) is sleeved at the bottom end of the drill rod (2), a drill bit (202) is arranged at the bottom end of the sheath (201), and a limiting assembly is assembled between the drill rod (2) and the sheath (201);

the limiting assembly comprises two fixing blocks (3), the two fixing blocks (3) are symmetrically arranged on two sides of the outer surface of the drill rod (2), the fixing blocks (3) are connected with two limiting rods (301) in a transmission mode, two first limiting holes (302) which are communicated with the inside and the outside are symmetrically formed in the outer surface of the sheath (201), and the end portions of the limiting rods (301) are inserted into the first limiting holes (302) and used for fixing the sheath (201).

2. The hydraulic drilling tool for quarrying mines according to claim 1, wherein: the top end of the hydraulic oil pipe (101) is connected with an external oil tank, and the top end of the hydraulic oil pipe (1) is connected with a driving arm of the quarrying truck through a bolt.

3. The hydraulic drilling tool for quarrying mines according to claim 1, wherein: seted up cavity (303) between the inside of fixed block (3) and the surface of drilling rod (2), sliding connection has loose axle (304) on the inner wall of cavity (303), be provided with spacing spring (305) between the tip of loose axle (304) and the inner wall of cavity (303), the outer wall that the fixed block (3) was passed to the other end of loose axle (304) outwards extends and has rotation strip (306) to rotate.

4. The hydraulic drilling tool for the quarrying mine according to claim 1, wherein: the limiting rod (301) is arranged on the side wall of the rotating bar (306), two second limiting holes (307) are formed in the two sides of the outer surface of the bottom end of the drill rod (2), and the end portion of the limiting rod (301) penetrates through the first limiting hole (302) to be inserted into the inner wall of the second limiting hole (307).

5. A hydraulic drill for quarrying mines according to claim 3, wherein: four positioning grooves (308) are formed in the inner wall of the cavity (303), positioning blocks (309) are connected to the inner walls of the positioning grooves (308) in a sliding mode, and the four positioning blocks (309) are arranged on the outer surface of the end portion of the movable shaft (304).

6. A hydraulic drill for quarrying mines according to claim 3, wherein: the anti-drop groove has been seted up to the tip that loose axle (304) are in the external world, the tip that rotates strip (306) is provided with anticreep piece (310), just anticreep piece (310) rotate to be connected on the inner wall in anti-drop groove.