CN218467576U - Drill rod sealing device - Google Patents
Drill rod sealing device Download PDFInfo
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- CN218467576U CN218467576U CN202222802970.6U CN202222802970U CN218467576U CN 218467576 U CN218467576 U CN 218467576U CN 202222802970 U CN202222802970 U CN 202222802970U CN 218467576 U CN218467576 U CN 218467576U
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Abstract
The application discloses drilling rod sealing device relates to the dustproof technical field of drilling, including the support housing that two symmetries set up, two be equipped with the drilling rod hole jointly between the support housing, the support housing is the cavity setting, and two all be equipped with the sealing filler in the support housing, two the sealing filler can to the direction in drilling rod hole removes, two be equipped with sealed hole jointly on the relative lateral wall of sealing filler, the sealing filler is kept away from one side in drilling rod hole is equipped with elasticity roof pressure structure. The utility model discloses can be applicable to the drilling rod of different diameters, the homoenergetic can play the effect of better sealed raise dust, and can change after the sealing packing uses a period, and equipment, convenient to use can be dismantled to whole device.
Description
Technical Field
The utility model relates to a dustproof technical field of drilling especially relates to a drilling rod sealing device.
Background
The main limestone sources in China are mainly mining, so the blast hole operation amount is large in the mining process, the mining mode is mainly drilling by a drilling machine, a large amount of dust can be generated during drilling due to large construction amount and long construction time, and the problem of dust is generally solved by a drill rod sealing device of the drilling machine, but the following problems are encountered in the using process;
the original sealing device adopts a thick steel plate with a hole of 170mm in the middle for sealing, and the size of a drill rod does not correspond to the size of the hole, so that the drill machine blows out slag in the hole due to the wind pressure action of a drill rod impactor in the process of carrying out operation and drilling rod inspection, the discharged stone slag flies upwards due to poor sealing, the working environment of workers is influenced, the sight line of the workers is influenced when dust is large, the equipment operation is influenced, and the safety operation risk is easy to occur.
SUMMERY OF THE UTILITY MODEL
The application provides a drilling rod sealing device, has solved when drilling, and sealing device and drilling rod when not matching can blow off downthehole sediment, influence the problem of site operation environment.
The application provides a drilling rod sealing device, including the support housing that two symmetries set up, two be equipped with the drilling rod hole between the support housing jointly, the support housing is the cavity setting, and two all be equipped with sealing filler in the support housing, two sealing filler can to the direction in drilling rod hole removes, two be equipped with sealed hole jointly on sealing filler's the relative lateral wall, sealing filler keeps away from one side in drilling rod hole is equipped with elasticity roof pressure structure.
Preferably, the elastic jacking structure comprises a supporting rod fixed on one side of the supporting shell, a supporting plate is fixed at one end of the supporting rod, a compression spring is installed at one end of the supporting plate, and the compression spring abuts against the sealing filler.
Preferably, the number of the supporting rods on the same side is two, and the two supporting rods are respectively located on two sides of the supporting shell.
Preferably, two the one end of bracing piece all is equipped with the engaging lug, the engaging lug with be equipped with the through-hole in the backup pad, the backup pad passes through the bolt fastening on the engaging lug.
Preferably, the opposite sides of the supporting plate and the sealing filler are both fixed with limiting cylinders, and two ends of the compression spring are respectively positioned in the two limiting cylinders.
Preferably, the support housing comprises two fixing plates, and a plurality of limiting columns are fixed between the two fixing plates.
Preferably, the fixing plate is a steel plate.
Preferably, the fixing plate is provided with a fixing screw hole.
Preferably, the sealing filler is nodular cast iron.
Preferably, the distance between the two fixing plates is 20-50mm.
According to the technical scheme provided by the application, this application provides a drilling rod sealing device, the utility model discloses when using, fix two support shells on drilling equipment, two packings are installed in the support shell, after having installed pressure spring, fix the backup pad on supporting the shell, the drilling rod passes the sealed hole on the packings and drills, packings receive bullet pressure spring's extrusion, utilize pressure spring pressure with packings and drilling rod seamless contact, plug up drilling, play sealed raise dust effect.
Compared with the prior art, the beneficial effects of the utility model are that:
1. through the arrangement of the supporting shell, the sealing filler and the compression spring, the sealing filler is contacted with the drill rod through the pressure of the compression spring, so that the sealing function is achieved, and the sealing filler can be used on drill rods with different diameters and can achieve a better sealing dust raising effect;
2. through the setting of backup pad and support housing, this equipment can be dismantled into the part and be convenient for transport out, when the sealed wearing and tearing of packing are serious, still can change convenient to use.
To sum up, the utility model discloses can be applicable to the drilling rod of different diameters, the homoenergetic can play the effect of better sealed raise dust, and can change after the sealing packing uses a period, and the equipment can be dismantled to whole device, convenient to use.
Drawings
In order to more clearly illustrate the technical solution of the present application, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious to those skilled in the art that other drawings can be obtained according to the drawings without any creative effort.
Fig. 1 is a schematic structural view of a drill rod sealing device provided by the present invention;
fig. 2 is a schematic view of a mounting structure of a limiting barrel of the sealing device for drill rods according to the present invention;
fig. 3 is a schematic structural view of a support plate of the drill rod sealing device provided by the present invention;
in the figure: 1 sealing filler, 2 supporting shells, 3 compression springs, 4 limiting cylinders, 5 through holes, 6 connecting lugs, 7 supporting plates, 8 supporting rods, 9 drill rod holes, 21 fixing plates and 22 limiting columns.
Detailed Description
In order to make those skilled in the art better understand the technical solutions in the present application, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the accompanying drawings.
Referring to fig. 1-3, a drill rod sealing device, which is a mountain intelligent SWD-165B hydraulic down-the-hole drill, is used in the application, because the diameter of the open pore of a sealing steel plate is larger than the diameter of a drill rod, the drill blows out the slag in the hole due to the wind pressure action of a drill rod impactor in the process of carrying out the operation and lifting the drill rod, the discharged slag flies due to poor sealing, the safety risk and the labor intensity of personnel frequently going up and down an operating room are reduced, the application is designed for regularly avoiding the safety operation risk and improving the operation safety and the operation environment, and comprises two symmetrical supporting shells 2, wherein the two supporting shells 2 are composed of two parts with completely symmetrical structures, are fixed at the end parts of drilling equipment during use and can be fixed by bolts in a welding mode or in a mode of punching holes at the two sides of the supporting shells 2, the supporting shells 2 are mainly composed of steel plate structures, and a drill rod hole 9 is commonly arranged between the two supporting shells 2, as shown in figure 1, the drill rod hole 9 is divided into two symmetrical parts by the two supporting shells 2, the assembly is convenient, the drill bit and the drill rod of the drilling machine mainly extend into the positions, the supporting shells 2 are arranged in a hollow mode, movable spaces are arranged in the supporting shells 2, various structures can be adopted, the supporting shells 2 are rectangular structures as shown in figure 1 in the application, but not limited to the rectangular structures, sealing fillers 1 are arranged in the two supporting shells 2, the sealing fillers 1 correspond to the drill rod hole 9, one part of the sealing fillers 1 can extend into the drill rod hole 9 and block gaps between the drill rod hole 9 and the drill rod, therefore, the two sealing fillers 1 can move towards the drill rod hole 9, the freedom degrees of other two sides are limited, the sealing fillers 1 are prevented from falling off from the two sides to adapt to different drill rods, the drilling is stable, when the drilling is performed, the drill rods can both abut against the drill rods, in order to achieve the best sealing effect, the opposite side walls of the two sealing fillers 1 are jointly provided with sealing holes, the sealing holes are the same as the diameter of the drill rod, the drilling holes can be shielded to the maximum extent, the sealing fillers 1 can be replaced, when the sealing fillers 1 corresponding to the sealing fillers 1 or damaged sealing fillers 1 need to be replaced, the sealing fillers 1 can stretch into or be pulled out through the two ends of the moving direction of the sealing fillers 1, in order to enable the sealing fillers 1 to be collided with the drill rod and not to fall off, one side, away from the drill rod hole 9, of the sealing fillers 1 is provided with an elastic jacking structure, the elastic jacking structure is in a compression state, the sealing fillers 1 are always located in the sealing fillers 1 in the drilling operation, the sealing fillers 1 move towards the drill rod and collide on the drill rod, the better sealing effect is achieved, in order to prolong the service life of the sealing fillers 1, the sealing fillers 1 are made of nodular cast iron, the wear resistance is good, the service life is long, the sealing fillers are composed of two parts, the two parts are small in volume and are easy to move, each part can be independently installed and fixed, and finally the whole body is formed, and is convenient to use and install.
In some embodiments, elasticity roof pressure structure is including fixing the bracing piece 8 in support housing 2 one side, 8 welding on support housing 2 for efficiency bracing piece for improving the installation, reduce the installation of bracing piece 8 when using, and do not influence the dismantlement of gland packing 1, the one end of bracing piece 8 is fixed with backup pad 7, for convenient dismantlement easy to assemble gland packing 1, backup pad 7 is the fixed mode of detachable, gland spring 3 is installed to the one end of backup pad 7, gland spring 3 can conflict in backup pad 7 or fix in backup pad 7, through compression gland spring 3, make gland spring 3 conflict on gland packing 1, gland packing 1 through both ends pushes away the gland packing 1 at both ends to the drilling rod and contradicts on the drilling rod, when specifically installing, earlier support housing 2 fixes, then load the gland packing 1 of both sides respectively, when loading, gland packing 1 is filled into in support housing 2 from one side of fixed bracing piece 8 earlier, gland packing 3 is fixed in backup pad 7 will be fixed in backup pad 7, installation of gland packing 3 is accomplished on gland packing 1, follow-up dismantlement backup pad 7 can only to change gland packing 1.
In some embodiments, the two supporting rods 8 are arranged at the same side, the supporting is stable, the two supporting rods 8 are respectively arranged at two sides of the supporting shell 2, the installation of the sealing filler 1 is not affected, the connecting lugs 6 are arranged at one ends of the two supporting rods 8, the two connecting lugs 6 extend in the same direction or in the opposite direction, through holes are formed in the connecting lugs 6 and the supporting plate 7, and the supporting plate 7 is fixed on the connecting lugs 6 through bolts and is convenient to rapidly detach the supporting plate 7.
In some embodiments, in order to guarantee the reliability of the compression spring 3, the opposite sides of the support plate 7 and the sealing packing 1 are respectively fixed with a limiting barrel 4, two ends of the compression spring 3 are respectively located in the two limiting barrels 4, the two ends of the compression spring 3 are not easy to move after being limited, better support can be achieved, the spring can be taken down after the support plate 7 is detached, and the disassembly is convenient.
In some embodiments, the supporting housing 2 includes two fixing plates 21, the fixing plates 21 are 12mm thick steel plates, a plurality of limiting columns 22 are fixed between the two fixing plates 21, a gap of 20-50mm is left between the two fixing plates 21 for installing the packing 1, the packing 1 limits the moving direction through the limiting columns 22, and the fixing plates 21 are steel plates and can be coated with anti-rust paint during use.
In some embodiments, the fixing plate 21 is provided with a fixing screw hole 10, in this embodiment, the sealing packing 1 can be fixed, a screw is screwed into the fixing screw hole 10 to abut against the sealing packing 1 for fixing, the sealing packing 1 does not vibrate during drilling, dust can be further reduced, and the drill rod is supported.
According to the technical scheme provided by the utility model, the utility model discloses when using, fix two support housing 2 on the massif of drilling, two packings 1 are installed in support housing 2, install pressure spring 3 back, fix backup pad 7 on support housing 2, the drilling rod passes the sealed hole on packings 1 and drills, packings 1 receives the extrusion of elasticity compressing spring 3, utilize pressure spring 3 pressure with packings 1 and the seamless contact of drilling rod, plug up drilling, play sealed raise dust effect.
Other embodiments of the present application will be apparent to those skilled in the art from consideration of the specification and practice of the application disclosed herein. This application is intended to cover any variations, uses, or adaptations of the invention following, in general, the principles of the application and including such departures from the present disclosure as come within known or customary practice within the art to which the invention pertains. It is intended that the specification and examples be considered as exemplary only, with a true scope of the disclosure being indicated by the following claims.
It will be understood that the present application is not limited to the precise arrangements described above and shown in the drawings and that various modifications and changes may be made without departing from the scope thereof. The above-described embodiments of the present application do not limit the scope of the present application.
Claims (10)
1. The utility model provides a drilling rod sealing device, includes two support casings (2) that the symmetry set up, its characterized in that: two be equipped with drill rod hole (9) jointly between support casing (2), support casing (2) are the cavity setting, and two all be equipped with sealing filler (1) in support casing (2), two sealing filler (1) can to the direction of drill rod hole (9) removes, two be equipped with sealing hole jointly on the relative lateral wall of sealing filler (1), sealing filler (1) is kept away from one side of drill rod hole (9) is equipped with elasticity roof pressure structure.
2. The drill rod sealing device according to claim 1, wherein the elastic pressing structure comprises a support rod (8) fixed on one side of the support housing (2), a support plate (7) is fixed at one end of the support rod (8), a compression spring (3) is installed at one end of the support plate (7), and the compression spring (3) abuts against the sealing packing (1).
3. The drill rod sealing device according to claim 2, characterized in that the number of the support rods (8) on the same side is two, and the two support rods (8) are respectively located on two sides of the support housing (2).
4. The drill rod sealing device according to claim 3, wherein one end of each of the two support rods (8) is provided with a connecting lug (6), the connecting lug (6) and the support plate (7) are provided with through holes, and the support plate (7) is fixed on the connecting lug (6) through a bolt.
5. The drill rod sealing device according to any one of claims 2 to 4, wherein a limiting cylinder (4) is fixed on one side of the supporting plate (7) opposite to the sealing filler (1), and two ends of the compression spring (3) are respectively positioned in the two limiting cylinders (4).
6. The drill rod sealing device according to claim 1, characterized in that the support housing (2) comprises two fixing plates (21), and a plurality of limiting columns (22) are fixed between the two fixing plates (21).
7. The rod sealing device according to claim 6, wherein the fixing plate (21) is a steel plate.
8. The rod sealing device according to claim 7, wherein the fixing plate (21) is provided with a fixing screw hole (10).
9. The drill rod sealing device as recited in claim 1, characterized in that the sealing filler (1) is nodular cast iron.
10. Drill rod sealing device according to claim 6, characterized in that the distance between the two fixing plates (21) is 20-50mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222802970.6U CN218467576U (en) | 2022-10-24 | 2022-10-24 | Drill rod sealing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222802970.6U CN218467576U (en) | 2022-10-24 | 2022-10-24 | Drill rod sealing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218467576U true CN218467576U (en) | 2023-02-10 |
Family
ID=85149146
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222802970.6U Active CN218467576U (en) | 2022-10-24 | 2022-10-24 | Drill rod sealing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218467576U (en) |
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2022
- 2022-10-24 CN CN202222802970.6U patent/CN218467576U/en active Active
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