CN210598973U

CN210598973U - Spraying dust-settling device for rock drill

Info

Publication number: CN210598973U
Application number: CN201921436412.4U
Authority: CN
Inventors: 陈达; 马振山; 路县华; 梁九成; 孙孝兴; 纪良明
Original assignee: Dandong Danyin Mining And Metallurgy Co ltd
Current assignee: Dandong Danyin Mining And Metallurgy Co ltd
Priority date: 2019-09-01
Filing date: 2019-09-01
Publication date: 2020-05-22
Anticipated expiration: 2029-09-01

Abstract

The utility model discloses a spraying dust device for rock drill, including rock drill and rock drill bit, the rock drill bit is located the head end of rock drill, the head end outer wall cover of rock drill is equipped with fixedly connected with annular mounting panel, just the head end outer wall cover of rock drill is equipped with first sleeve and annular connecting plate, annular connecting plate and first sleeve fixed connection, just annular connecting plate passes through fixed establishment with annular mounting panel and is connected, the outside cover of rock drill bit is equipped with the second sleeve. The utility model discloses a rock drill is with spraying dust device for the dust that the drill bit produced stops in the certain limit, avoids causing the influence to external environment, makes things convenient for water smoke to carry out the dust fall to the dust simultaneously, and collects the dirty water behind the dust fall, and it can cooperate with the rock drill bit of different length, increases dust device and the frictional force of rock drilling face simultaneously, prevents that the deviation from appearing in the rock drill bit drilling position in the use.

Description

Spraying dust-settling device for rock drill

Technical Field

The utility model relates to a dust removal technical field, in particular to spraying dust device for rock drill.

Background

The rock drill is the rock drilling equipment that the mining was widely used, the rock drill during operation drives the forced draught fan with the help of the engine and moves, the forced draught fan provides high-pressure gas for the rock drill constantly, high-pressure gas reaches the hole bottom through the drill rod centre bore and the drill bit nozzle in the rock drill, blow off the rock sediment that produces among the perforation process outside the hole, be convenient for further going on of drilling, the rock drill that also has is changeing the hole through high-pressure water cleaning, no matter what kind of mode, always there is dust departure at the commentaries on classics hole opening part, in order to reduce the dust, set up atomizer around the rock drill bit usually, reach the purpose of dust fall through water smoke, but the scope that the dust often drifted is too big, water smoke can't carry out the dust fall to whole region, the.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a main aim at provides a rock drill is with spraying dust device can effectively solve the problem that exists among the background art.

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

a spraying dust-settling device for a rock drill comprises the rock drill and a rock drill bit, wherein the rock drill bit is positioned at the head end of the rock drill, an annular mounting plate is fixedly connected with the outer wall of the head end of the rock drill in a sleeved mode, and the outer wall of the head end of the rock drill is sleeved with a first sleeve and an annular connecting plate which is fixedly connected with the first sleeve, the annular connecting plate is connected with the annular mounting plate through a fixing mechanism, a second sleeve is sleeved outside the drill bit of the rock drill, the first sleeve is connected with the second sleeve through a telescopic mechanism, the inner wall of one side of the second sleeve is provided with an atomizing nozzle, the telescopic top outer wall of second is equipped with the inlet tube of being connected with atomizer, the inlet opening that is located atomizer below is seted up to the telescopic bottom inner wall of second, the telescopic bottom outer wall of second is equipped with the water tank with inlet opening matched with.

Preferably, telescopic machanism is including seting up the annular groove in first sleeve one side, in the telescopic one end of second extends to the annular groove, just the telescopic one end of second is connected through a plurality of first compression spring with one side inner wall of annular groove.

Preferably, the inner wall of the annular groove is provided with a plurality of limiting sliding grooves, limiting sliding blocks are arranged in the limiting sliding grooves, and the limiting sliding blocks are fixedly connected with the second sleeve.

Preferably, fixed establishment sets up the threaded rod in annular mounting panel one side including the symmetry, the through-hole has been seted up to one side symmetry of annular connecting plate, the one end of threaded rod extends to in the through-hole, just one pot head of threaded rod is equipped with the stop nut who is located annular connecting plate and keeps away from annular mounting panel one side, the outside cover of threaded rod is equipped with the second compression spring who is located between annular connecting plate and the annular mounting panel.

Preferably, the outer wall of one end, away from the first sleeve, of the second sleeve is provided with a fixedly connected annular limiting plate in a sleeved mode, one side, away from the first sleeve, of the annular limiting plate is provided with a plurality of limiting blocks, and the limiting blocks are of conical structures.

Preferably, the bottom of the water tank is provided with a water outlet hole, and a rubber plug is arranged in the water outlet hole.

Compared with the prior art, the utility model discloses following beneficial effect has: through the matching action of the telescopic mechanism, the second sleeve, the first sleeve, the atomizing spray head, the water inlet pipe and the water tank, dust generated by the drill bit stays in a certain range, the influence on the external environment is avoided, meanwhile, dust fall of dust by water mist is facilitated, and dirty water after dust fall is collected; through setting up the annular mounting panel, the mating reaction of annular connecting plate and fixed establishment, be convenient for to dust collector's dismantlement, and when the rock drill bit of different length needs to be changed, can be through the distance between control annular mounting panel and the annular connecting plate, and then adjust the length that the second sleeve cover located on the rock drill bit, make can cooperate with the rock drill bit of different length, through the mating reaction that sets up annular limiting plate and stopper, increase the frictional force of dust device and rock face, prevent that the rock drill bit from appearing the deviation in the drilling position in the use.

Drawings

Fig. 1 is a schematic view of the overall structure of a spraying dust-settling device for a rock drill of the present invention;

fig. 2 is a front sectional view of the spraying dust-settling device for the rock drill of the present invention;

fig. 3 is a partially enlarged schematic view of a portion a in fig. 2.

In the figure: 1. a rock drill; 2. a rock drill bit; 3. an annular mounting plate; 4. an annular connecting plate; 5. a first sleeve; 6. a second sleeve; 7. an atomizing spray head; 8. a water inlet pipe; 9. a water tank; 10. a water inlet hole; 11. an annular limiting plate; 12. a limiting block; 13. a rubber plug; 14. an annular groove; 15. a first compression spring; 16. a limiting chute; 17. a limiting slide block; 18. a threaded rod; 19. a through hole; 20. a second compression spring; 21. and a limiting nut.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" 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 to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" 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," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or 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.

As shown in fig. 1-3, a spraying dust-settling device for a rock drill comprises a rock drill 1 and a rock drill bit 2, wherein the rock drill bit 2 is positioned at the head end of the rock drill 1, an annular mounting plate 3 is fixedly connected on the outer wall of the head end of the rock drill 1 in a sleeved mode, and the outer wall of the head end of the rock drill 1 is sleeved with a first sleeve 5 and an annular connecting plate 4, the annular connecting plate 4 is fixedly connected with the first sleeve 5, the annular connecting plate 4 is connected with the annular mounting plate 3 through a fixing mechanism, a second sleeve 6 is sleeved outside the drill bit 2 of the rock drill, the first sleeve 5 is connected with the second sleeve 6 through a telescopic mechanism, an atomizing nozzle 7 is arranged on the inner wall of one side of the second sleeve 6, a water inlet pipe 8 connected with the atomizing nozzle 7 is arranged on the outer wall of the top end of the second sleeve 6, a water inlet hole 10 located below the atomizing nozzle 7 is formed in the inner wall of the bottom end of the second sleeve 6, and a water tank 9 matched with the water inlet hole 10 is arranged on the outer wall of the bottom end of the second sleeve 6;

the telescopic mechanism comprises an annular groove 14 arranged on one side of the first sleeve 5, one end of the second sleeve 6 extends into the annular groove 14, and one end of the second sleeve 6 is connected with the inner wall of one side of the annular groove 14 through a plurality of first compression springs 15; the inner wall of the annular groove 14 is provided with a plurality of limiting sliding grooves 16, limiting sliding blocks 17 are arranged in the limiting sliding grooves 16, and the limiting sliding blocks 17 are fixedly connected with the second sleeve 6; the fixing mechanism comprises threaded rods 18 symmetrically arranged on one side of the annular mounting plate 3, through holes 19 are symmetrically formed in one side of the annular connecting plate 4, one ends of the threaded rods 18 extend into the through holes 19, limiting nuts 21 located on one side, far away from the annular mounting plate 3, of the annular connecting plate 4 are sleeved at one ends of the threaded rods 18, and second compression springs 20 located between the annular connecting plate 4 and the annular mounting plate 3 are sleeved outside the threaded rods 18; the outer wall of one end, far away from the first sleeve 5, of the second sleeve 6 is sleeved with a fixedly connected annular limiting plate 11, one side, far away from the first sleeve 5, of the annular limiting plate 11 is provided with a plurality of limiting blocks 12, and the limiting blocks 12 are of conical structures; the bottom of water tank 9 has been seted up the apopore, is equipped with rubber buffer 13 in the apopore.

It should be noted that, the utility model relates to a spraying dust-settling device for rock drill, when using, according to rock drill bit 2 of different length, rotate limit nut 21, change the distance between annular connecting plate 4 and annular mounting plate 3, and then change the length that second sleeve 6 is located the outside of rock drill 1, make second sleeve 6 cooperate with rock drill bit 2 of different length, second compression spring 20 is in the compression state all the time, through the cooperation of the elasticity of second compression spring 20 and limit nut 21, make the distance between annular connecting plate 4 and annular mounting plate 3 keep fixed, stopper 12 contacts with the rock face simultaneously, and then increase the frictional force of dust-settling device and rock face, prevent rock drill bit 2 from appearing the deviation in the drilling position in the use, when rock drill bit 2 is using, along with rock drill bit 2 gets into the rock mass gradually, one end of second sleeve 6 slides in annular groove 14 gradually, and then first compression spring 15 is in compression state, limit slider 17 slides in limit sliding groove 16 simultaneously, prevent that second sleeve 6 from rotating relative first sleeve 5 through limit slider 17, make the dust that rock drill bit 2 during operation produced stop all the time in second sleeve 6 through second sleeve 6, and then 8 external water pumps of inlet tube and water pipe, carry out the dust fall in second sleeve 6 through atomizer 7 spun water smoke, dirty water behind the dust fall flows into water tank 9 through inlet opening 10, when rock drill bit 2 stops using, take rock drill bit 2 out from the wall body, first compression spring 15 resumes deformation simultaneously, make second sleeve 6 initial position that resets, when 6 visceral water of second sleeve is too much, through opening rubber buffer 13, discharge the dirty water in the water tank 9.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. 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. The utility model provides a rock drill is with spraying dust device which characterized in that: including rock drill (1) and rock drill bit (2), rock drill bit (2) are located the head end of rock drill (1), the head end outer wall cover of rock drill (1) is equipped with fixedly connected with annular mounting panel (3), just the head end outer wall cover of rock drill (1) is equipped with first sleeve (5) and annular connecting plate (4), annular connecting plate (4) and first sleeve (5) fixed connection, just annular connecting plate (4) is connected through fixed establishment with annular mounting panel (3), the outside cover of rock drill bit (2) is equipped with second sleeve (6), first sleeve (5) are connected through telescopic machanism with second sleeve (6), one side inner wall of second sleeve (6) is equipped with atomizer (7), the top outer wall of second sleeve (6) is equipped with inlet tube (8) of being connected with atomizer (7), the water inlet hole (10) that is located atomizer (7) below is seted up to the bottom inner wall of second sleeve (6), the bottom outer wall of second sleeve (6) is equipped with water tank (9) with inlet hole (10) matched with.

2. The spraying dust-settling device for the rock drill according to claim 1, characterized in that: the telescopic mechanism comprises an annular groove (14) formed in one side of the first sleeve (5), one end of the second sleeve (6) extends into the annular groove (14), and one end of the second sleeve (6) is connected with the inner wall of one side of the annular groove (14) through a plurality of first compression springs (15).

3. The spraying dust-settling device for the rock drill according to claim 2, characterized in that: a plurality of limiting sliding grooves (16) are formed in the inner wall of the annular groove (14), limiting sliding blocks (17) are arranged in the limiting sliding grooves (16), and the limiting sliding blocks (17) are fixedly connected with the second sleeve (6).

4. The spraying dust-settling device for the rock drill according to claim 1, characterized in that: fixed establishment sets up threaded rod (18) in annular mounting panel (3) one side including the symmetry, through-hole (19) have been seted up to the one side symmetry of annular connecting plate (4), the one end of threaded rod (18) extends to in through-hole (19), just the pot head of threaded rod (18) is equipped with stop nut (21) that is located annular connecting plate (4) and keeps away from annular mounting panel (3) one side, the outside cover of threaded rod (18) is equipped with second compression spring (20) that is located between annular connecting plate (4) and annular mounting panel (3).

5. The spraying dust-settling device for the rock drill according to claim 1, characterized in that: the one end outer wall cover that first sleeve (5) were kept away from in second sleeve (6) is equipped with fixed connection's annular limiting plate (11), one side that first sleeve (5) were kept away from in annular limiting plate (11) is equipped with a plurality of stopper (12), just stopper (12) are conical structure.

6. The spraying dust-settling device for the rock drill according to claim 1, characterized in that: the bottom of the water tank (9) is provided with a water outlet hole, and a rubber plug (13) is arranged in the water outlet hole.