CN218912829U

CN218912829U - Rotary drilling rig with adjustable height

Info

Publication number: CN218912829U
Application number: CN202320025507.7U
Authority: CN
Inventors: 王民; 马军
Original assignee: Zhejiang Jiajing Geotechnical Engineering Co ltd
Current assignee: Zhejiang Jiajing Geotechnical Engineering Co ltd
Priority date: 2023-01-03
Filing date: 2023-01-03
Publication date: 2023-04-25
Anticipated expiration: 2033-01-03

Abstract

The utility model discloses a height-adjustable rotary drilling rig, which relates to the technical field of rotary drilling rigs and comprises a rotary drilling rig main body and a support frame fixed at the top end of the rotary drilling rig main body, wherein a rotary drilling part is arranged at the bottom end of the support frame, a protective cover fixed with the ground is sleeved at the bottom end of the rotary drilling part in a sliding manner, a pollution discharge groove is formed in the bottom end of the protective cover in an annular array, a connecting groove is formed in the center position of the top end face of the protective cover, a positioning ring which is matched with the outer wall of the rotary drilling part is detachably and fixedly arranged through the connecting groove, connecting parts which are matched and inserted in the connecting groove are arranged at two ends of the positioning ring in a protruding mode, and a positioning block which is clamped with the inner wall of the connecting groove is elastically inserted in the side wall of the connecting groove.

Description

Rotary drilling rig with adjustable height

Technical Field

The utility model relates to the technical field of rotary drilling rigs, in particular to a rotary drilling rig with adjustable height.

Background

The rotary drilling rig is an engineering machine capable of drilling holes in soil layers such as sandy soil, cohesive soil, silty soil and the like; when the rotary drilling rig is used, the pile casing is buried in advance, the drill bit of the rotary drilling rig is rotated to open the drill after being lightly grounded, when the drill bit is filled with soil and sand materials, the rotary drilling rig is rotated to pour the soil and sand materials in the drill bit into an earthwork vehicle or a specified area, then the drill bit valve is closed, the rotary drilling rig is rotated to the original drilling position to continue tunneling, and the rotary drilling rig can easily reach the specified depth without stopping sequentially.

At present, in order to cool down the drill rod in the process of processing, the in-process water spray cooling at drilling is followed to the rotary drilling rig, nevertheless receive the influence of water spray and groundwater at the in-process of drilling can produce a large amount of mud, the centrifugal force that the drill rod produced at rotatory in-process can drive mud and splash, the mud of splashing can influence the visual field of rotary drilling rig and operating personnel to clear up mud needs to consume a large amount of manpower and material resources, influences the machining efficiency of rotary drilling rig.

Disclosure of Invention

An object of the application is to provide a height-adjustable's rotary drilling rig, be convenient for carry out the separation to the mud that drilling produced, avoided mud to cause the influence to rotary drilling rig and operating personnel, promoted the machining efficiency of rotary drilling rig.

In order to achieve the above purpose, the present application provides the following technical solutions: the utility model provides a height-adjustable dig rig soon, includes dig rig main part soon and fixes the support frame on dig rig main part top soon, the brill portion soon is installed to the bottom of support frame, the brill portion soon bottom slip has cup jointed the protection casing fixed with ground, the drain groove has been seted up to the bottom of protection casing to annular array, and the top face central point department of protection casing has seted up the spread groove to through spread groove detachable fixed mounting with dig the anastomotic holding ring of portion soon outer wall, the equal protrusion in both ends of holding ring is provided with the connecting portion of anastomotic grafting in the spread groove, the lateral wall elasticity grafting of connecting portion has the locating piece with the inner wall joint of spread groove, and the top slip of connecting portion is provided with the driving lever with locating piece fixed connection.

Preferably, the crawler belt is installed at the bottom end of the rotary drilling rig main body, hydraulic rods are fixed at the bottoms of the two ends of the rotary drilling rig main body, and the supporting plate is installed at the bottom end of each hydraulic rod.

Preferably, a water pump is installed at the top end of the rotary drilling rig main body, and a connecting pipe communicated with the protective cover is fixed on the side wall of the water pump.

Preferably, a positioning groove is formed in the center of the inner wall of the connecting groove, and one end of the positioning block extending out of the connecting part is connected in an anastomotic manner in the positioning groove.

Preferably, a through groove communicated with the mounting groove is formed in the center of the top end surface of the connecting part, and the top end of the deflector rod is anastomotic and inserted into the through groove.

Preferably, a spring is embedded in the mounting groove, and the positioning block is anastomotic with the gap in the mounting groove and is fixedly connected with the side wall of the spring.

Preferably, screw holes are formed in the bottom end of the protective cover in an annular array, and a plurality of taper rods are installed through the screw holes.

Preferably, the bottom end of the cone rod is anastomotic and inserted into the ground, and the top end of the cone rod is fixedly provided with a screw rod which is inserted into the screw hole in a threaded manner.

In summary, the utility model has the technical effects and advantages that:

1. the rotary drilling machine is reasonable in structure, the protective cover is sleeved on the rotary drilling part in a sliding manner, the protective cover is fixedly inserted into the ground through the conical rod at the bottom end of the protective cover, the telescopic hole in the positioning ring of the drill rod rotates and ascends and descends in the rotating process, the water pump sprays cooling water to the rotary drilling part in the protective cover through the connecting pipe, the sputtered mud is blocked through the protective cover, and the blocked mud flows out of the blow-off groove at the bottom end of the protective cover, so that the mud generated by drilling is conveniently blocked, the influence of the mud on the rotary drilling machine and operators is avoided, and the processing efficiency of the rotary drilling machine is improved.

2. According to the utility model, the connecting groove is formed in the top end of the protective cover, the positioning rings are fixed in the connecting groove in a detachable manner, the springs in the connecting parts at the two ends of the positioning rings push the positioning blocks to be anastomotic and inserted into the positioning grooves in the inner wall of the connecting groove, so that the positioning rings are kept fixed at the top end of the protective cover, when the rotary drilling parts with different sizes are protected, the positioning blocks are driven to slide in the mounting groove by the deflector rod and are moved out of the positioning grooves, so that the positioning rings are detached and replaced from the top end of the protective cover, and the positioning rings with telescopic holes with different sizes are replaced, so that the protective effect of the rotary drilling parts with different sizes is adapted, and the slurry blocking applicability of the rotary drilling machines with different types is improved.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described below, it being obvious that the drawings in the following description are only some embodiments of the present application, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic view of a partially cut-away perspective view of a height-adjustable rotary drilling rig;

FIG. 2 is a schematic view of a protective cover structure;

FIG. 3 is a schematic view of the internal body structure of the retaining ring;

fig. 4 is a schematic view of the internal structure of the protective cover.

In the figure: 1. a rotary drilling rig main body; 2. a support frame; 3. a water pump; 4. a rotary drilling part; 5. a protective cover; 6. a track; 7. a hydraulic rod; 8. a sewage draining groove; 9. a positioning ring; 10. a connecting pipe; 11. a telescopic hole; 12. a connecting groove; 13. a deflector rod; 14. a mounting groove; 15. a connection part; 16. a through groove; 17. a spring; 18. a positioning block; 19. a positioning groove; 20. a screw hole; 21. a taper rod.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Examples: referring to a rotary drilling rig with adjustable height shown in fig. 1-3, including rotary drilling rig main part 1 and fix support frame 2 on rotary drilling rig main part 1 top, rotary drilling portion 4 is installed to the bottom of support frame 2, rotary drilling portion 4 bottom slip has cup jointed the protection casing 5 fixed with ground, the blowdown groove 8 has been seted up to the bottom of protection casing 5 in annular array, and the top face central point department of protection casing 5 has seted up spread groove 12, and through spread groove 12 detachable fixed mounting with rotary drilling portion 4 outer wall anastomotic holding ring 9, the both ends of holding ring 9 all bulge and be provided with the connecting portion 15 of coincide grafting in spread groove 12, the lateral wall elasticity grafting of connecting portion 15 has the locating piece 18 with connecting groove 12 inner wall joint, and the top slip of connecting portion 15 is provided with the driving lever 13 with locating piece 18 fixed connection, protection casing 5 keeps fixedly in ground through its bottom taper rod 21 coincide grafting, the telescopic hole 11 rotation and the lift in the holding ring 9 of drilling rod in rotatory in-process, water pump 3 sprays cooling water through the rotary drilling portion 4 in protection casing 5 of connecting pipe 10, the protection casing 5 is to the mud is carried out, and the influence of mud is avoided from the drilling rig 8 to the mud is carried out in the drilling operation of the baffle drilling rig, the mud is avoided to the mud is carried out to the baffle mud from the bottom of the drilling rig, the mud is easy to the baffle drilling rig is carried out, the mud is processed out to the mud is easy to the baffle mud from the bottom of the drilling rig is carried out, the mud is easy to the mud is avoided to the mud is carried out to the mud from the bottom is down to the bottom has and has been carried out.

As a preferred implementation manner in this embodiment, as shown in fig. 1 and 2, a crawler belt 6 is installed at the bottom end of the rotary drilling rig main body 1, hydraulic rods 7 are fixed at the bottoms of two ends of the rotary drilling rig main body 1, a supporting plate is installed at the bottom end of each hydraulic rod 7, the crawler belt 6 drives the rotary drilling rig main body 1 to move in the process of rotating, the hydraulic rods 7 drive the supporting plate to move downwards in the process of drilling to support the rotary drilling rig main body 1 and drive the rotary drilling rig main body 1 to lift in the process of continuously moving, a water pump 3 is installed at the top end of the rotary drilling rig main body 1, a connecting pipe 10 communicated with a protective cover 5 is fixed on the side wall of the water pump 3, and a water source is connected to the other end of the water pump 3.

As a preferred implementation manner in this embodiment, as shown in fig. 1 and fig. 2, a positioning groove 19 is formed at the center position of the inner wall of the connecting groove 12, one end of the positioning block 18 extending out of the connecting portion 15 is anastomoses and inserted into the positioning groove 19, a through groove 16 communicated with the mounting groove 14 is formed at the center position of the top end surface of the connecting portion 15, the top end of the deflector rod 13 is anastomoses and inserted into the through groove 16, a spring 17 is embedded in the mounting groove 14, the anastomotic gap of the positioning block 18 is in the mounting groove 14 and is fixedly connected with the side wall of the spring 17, the deflector rod 13 is held by hand to drive the positioning block 18 to slide in the mounting groove 14 and move out of the positioning groove 19, so that the positioning ring 9 is detached from the top end of the protective cover 5 for replacement, the positioning ring 9 with different-sized telescopic holes 11 are replaced, and the springs 17 in the connecting portions 15 at the two ends of the positioning ring 9 push the positioning block 18 to be anastomoses and inserted into the positioning groove 19 of the inner wall of the connecting groove 12, so that the positioning ring 9 is kept fixed at the top end of the protective cover 5.

In this embodiment, as shown in fig. 4, the bottom end of the protection cover 5 is provided with screw holes 20 in an annular array, and a plurality of cone rods 21 are installed through the screw holes 20, the bottom ends of the cone rods 21 are anastomosed and inserted into the ground, the top ends of the cone rods 21 are fixed with screws screwed and inserted into the screw holes 20, and after the cone rods 21 are fixedly installed at the bottom end of the protection cover 5, the cone rods 21 are inserted into the ground, so that the protection cover 5 is kept fixed on the ground, and shaking caused by rotation of the protection cover 5 following the rotary drilling part 4 is avoided.

The working principle of the utility model is as follows: the bottom end taper rod 21 of the protective cover 5 is anastomosed and inserted into the ground to be kept fixed during drilling, the telescopic holes 11 in the positioning ring 9 rotate and lift in the rotating process of the drill rod, the water pump 3 sprays cooling water to the rotary drilling part 4 in the protective cover 5 through the connecting pipe 10, the sputtered slurry is blocked through the protective cover 5, the blocked slurry flows out of the pollution discharge groove 8 at the bottom end of the protective cover 5, when the rotary drilling part 4 with different sizes is protected, the stirring rod 13 is held by hands to drive the positioning block 18 to slide in the mounting groove 14 and move out of the positioning groove 19, so that the positioning ring 9 is detached and replaced from the top end of the protective cover 5, the positioning ring 9 with telescopic holes 11 with different sizes is replaced, and the springs 17 in the connecting parts 15 at the two ends of the positioning ring 9 push the positioning block 18 to be anastomosed and inserted into the positioning groove 19 in the inner wall of the connecting groove 12, so that the positioning ring 9 is kept fixed at the top end of the protective cover 5, the protection of the rotary drilling part 4 with different sizes is adapted, and the applicability of blocking the slurry of rotary drilling machine with different types is improved.

Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present utility model, and although the present utility model has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present utility model.

Claims

1. The utility model provides a height-adjustable dig rig soon, includes dig rig main part (1) soon and fixes support frame (2) on dig rig main part (1) top soon, its characterized in that: the utility model discloses a rotary drilling machine, including support frame (2), rotary drilling portion (4) are installed to the bottom of support frame (2), rotary drilling portion (4) bottom slip has cup jointed protection casing (5) fixed with ground, pollution discharge groove (8) have been seted up to the bottom of protection casing (5) is annular array, and spread groove (12) have been seted up in top face central point department of protection casing (5), and through spread groove (12) detachable fixed mounting have with rotary drilling portion (4) outer wall anastomotic holding ring (9), the both ends of holding ring (9) all protrude and are provided with connecting portion (15) of anastomotic grafting in spread groove (12), the lateral wall elasticity grafting of connecting portion (15) have locating piece (18) with spread groove (12) inner wall joint, and the top slip of connecting portion (15) be provided with locating piece (18) fixed connection's driving lever (13).

2. A height adjustable rotary drilling rig according to claim 1, wherein: the crawler belt (6) is installed at the bottom of the rotary drilling rig main body (1), hydraulic rods (7) are fixed at the bottoms of the two ends of the rotary drilling rig main body (1), and supporting plates are installed at the bottom of the hydraulic rods (7).

3. A height adjustable rotary drilling rig according to claim 2, wherein: the rotary drilling rig is characterized in that a water pump (3) is arranged at the top end of the rotary drilling rig main body (1), and a connecting pipe (10) communicated with the protective cover (5) is fixed on the side wall of the water pump (3).

4. A height adjustable rotary drilling rig according to claim 1, wherein: a positioning groove (19) is formed in the center of the inner wall of the connecting groove (12), and one end of the positioning block (18) extending out of the connecting part (15) is connected in an anastomotic manner in the positioning groove (19).

5. A height adjustable rotary drilling rig according to claim 4 wherein: a through groove (16) communicated with the mounting groove (14) is formed in the center of the top end surface of the connecting part (15), and the top end of the deflector rod (13) is connected in an anastomotic manner in the through groove (16).

6. A height adjustable rotary drilling rig according to claim 5 wherein: the spring (17) is embedded in the mounting groove (14), and the positioning block (18) is anastomotic with the gap in the mounting groove (14) and is fixedly connected with the side wall of the spring (17).

7. A height adjustable rotary drilling rig according to claim 1, wherein: screw holes (20) are formed in the bottom end of the protective cover (5) in an annular array, and a plurality of cone rods (21) are installed through the screw holes (20).

8. A height adjustable rotary drilling rig according to claim 7 wherein: the bottom end of the cone rod (21) is connected with the ground in an anastomotic manner, and the top end of the cone rod (21) is fixedly provided with a screw rod which is connected with the screw hole (20) in a threaded manner.