CN218581575U - Rotary drill pressurizing feed steel cable fixing device - Google Patents
Rotary drill pressurizing feed steel cable fixing device Download PDFInfo
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- CN218581575U CN218581575U CN202222609360.4U CN202222609360U CN218581575U CN 218581575 U CN218581575 U CN 218581575U CN 202222609360 U CN202222609360 U CN 202222609360U CN 218581575 U CN218581575 U CN 218581575U
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Abstract
The utility model discloses a rotary drill pressurization feeding steel cable fixing device belongs to mine operation mechanical equipment technical field, including steel cable and steel cylinder to and set up the fixing device at steel cable and steel cylinder junction, fixing device establishes the interior gland at steel cylinder both ends including the cover, sets up the interior buckle at the steel cylinder oral area to and connect in the gland keep away from on steel cylinder one side and with interior gland matched with external pressure lid, interior gland is including the main part that is the loop configuration to and connect in main part one side and be the connecting seat that circumference set up, first connecting hole has been seted up at the main part middle part, and is equipped with the opening in the main part, first connecting hole of opening intercommunication and outside are located first connecting hole all around a plurality of first mounting holes have been seted up in the main part. The utility model discloses a cooperation setting between interior gland, external pressure lid and the interior buckle realizes the stable connection between steel cable and the steel cylinder, effectively promotes the protecting against shock performance of steel cable.
Description
Technical Field
The utility model belongs to the technical field of mine operation mechanical equipment, concretely relates to rotary drill pressurization feed steel cable fixing device.
Background
The DM75E roller drill is taken as a novel high-tip excavating device introduced in recent years, and a carriage type feeding system of the Altas Copyco patent is adopted in a drilling mode of the drill. The pulley block is composed of an upper pulley and a lower pulley which are respectively connected with the upper end and the lower end of a feeding oil cylinder, the two ends of an oil cylinder rod of an oil cylinder barrel are respectively connected with a common piston, the two ends of the feeding oil cylinder rod are respectively fixed near the top end and the bottom of a drill frame assembly, when hydraulic oil is flushed to any side of the piston, the oil cylinder barrel and the upper pulley and the lower pulley assemblies move up and down along the drill frame, a high-strength steel cable is connected with a rotary head, an adjustable positioning point near the center position of the drill frame assembly serves as a reference, the rotary head rotates around the top and the bottom of the pulley block, and when the pulley block moves up and down along the drill frame, the rotary head moves towards the same direction and moves at double speed.
Although the patented perfect matching of the single-oil-cylinder movable pulley block propulsion system and the hydraulic regeneration system ensures that the drilling machine guarantees enough large downward thrust and fast enough drilling speed, the drilling machine uses strong thrust for long time to perform drilling operation due to the influence of high-density and high-hardness rock strata of a high village stope, so that the load of a steel cable feeding system on the drilling machine is large, particularly, the connection between the head parts of an upper steel cable and a lower steel cable and a steel cylinder is only fixed through only one internal retaining ring, the impact prevention effect is poor, the drilling rod is subjected to instantaneous impact when being lifted in the perforation operation production process, the internal retaining ring is damaged frequently, so that the steel cable is separated from a steel cylinder connecting groove, the unilateral torsion damage of the steel cable is promoted or lowered, and two lifting steel cables can be damaged at the same time in serious cases.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the inventor reachs through practice and summary the utility model discloses a technical scheme, the intensity to inside buckle is difficult to bear the continuous impact force that the rig perforation operation in-process formed, emphatically removes the junction fixed strength that promotes steel cable and steel cylinder, the utility model discloses a gear wheel drill pressurization feeds steel cable fixing device, including steel cable and steel cylinder to and set up the fixing device at steel cable and steel cylinder junction, fixing device establishes the interior gland at steel cylinder both ends including the cover, sets up the interior buckle at steel cylinder oral area to and connect and keep away from steel cylinder one side at interior gland and with interior gland matched with outer gland, interior gland is including the main part that is ring structure to and connect the connecting seat that is in main part one side and is circumference setting, first connecting hole has been seted up at the main part middle part, and is equipped with the opening in the main part, opening intercommunication first connecting hole and outside are located first connecting hole all around a plurality of first mounting holes have been seted up in the main part.
The improvement is made in the scheme of the application, the main body part of the outer pressing cover and the main body part of the inner pressing cover are the same in structure, a second connecting hole is formed in the middle of the outer pressing cover, an opening is formed in one side of the outer pressing cover, the opening is communicated with the second connecting hole and the outside, and a plurality of second mounting holes are formed in the outer pressing cover and located around the second connecting hole.
In the scheme of the application, the inner gland and the outer gland are fixedly connected through fastening bolts arranged in the first mounting hole and the second mounting hole.
In the solution of the present application, the width of the openings in the inner and outer gland is slightly larger than the diameter of the steel cable.
In the scheme of the application, the inner retaining ring is improved in the following way that the longitudinal section of the inner retaining ring is in a T-shaped structure, the diameter of the head part of the inner retaining ring is the same as the inner diameter of the steel cylinder, and the diameter of the lower half part of the inner retaining ring is the same as the diameter of the opening part of the steel cylinder.
In the scheme of the application, a support ring is arranged between the lower half part of the inner retaining ring and the inner wall of the steel cylinder, and the inner diameter of the support ring is the same as the diameter of the lower half part of the inner retaining ring.
In the solution of the present application, a modification is made such that the second connection hole has the same diameter as the lower half of the inner snap ring.
According to the scheme, the improvement is that a round hole is formed in one side of the head of the inner retaining ring, a through hole is formed in the inner wall of the steel cylinder corresponding to the round hole in position, a hexagonal cover screw is installed in the through hole and the round hole, and a locking washer is arranged between the hexagonal cover screw and the steel cylinder.
In the scheme of the application, the improvement is that the inner snap ring is connected with a spring pin on one side close to the inner part of the steel cylinder.
Compared with the prior art, the utility model discloses possess following beneficial effect:
the utility model discloses a rotary drill pressurization feed steel cable fixing device, through the cooperation setting between interior gland, external pressure lid and the interior buckle, realize the stable connection between steel cable and the steel cylinder, effectively promote the protecting against shock performance of steel cable, guarantee at the stability of being connected of perforation operation in-process steel cable and steel cylinder, avoid the steel cable to damage, effectively prolong the life of steel cable, have fine use and spreading value.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a cross-sectional view of the present invention;
FIG. 2 is a cross-sectional view of the inner gland of the present invention;
fig. 3 is a plan view of the external gland of the present invention.
Detailed Description
The application of the principles of the present invention will be further described with reference to the accompanying drawings and specific embodiments.
Examples
As shown in fig. 1-3, a roller-bit drill pressurized feed steel cable fixing device, the fixing device 3 is arranged at the joint of a steel cable 1 and a steel cylinder 2, and is composed of an inner gland 31 sleeved at two ends of the steel cylinder 2, an inner retaining ring 4 arranged at the opening of the steel cylinder 2, and an outer gland 32 connected to one side of the inner gland 31 far away from the steel cylinder 2, and the outer gland 32 is matched with the inner gland 31, the fixing device effectively improves the anti-impact performance of the steel cable 1, and ensures the connection stability of the steel cable 1 and the steel cylinder 2 in the process of punching operation.
The inner gland 31 is composed of a main body in an annular structure and connecting seats which are connected to one side of the main body and are circumferentially arranged, wherein a first connecting hole 311 is formed in the middle of the main body, an opening which is used for communicating the first connecting hole 311 with the outside is formed in one side of the main body, meanwhile, five first mounting holes 312 are formed in the main body around the first connecting hole 311, the connecting seats are in a right-angle trapezoidal structure, the right-angle side of each connecting seat is fixedly connected with the main body, the lower bottom of each connecting seat is tightly attached to the edge of the first connecting hole 311, the diameters of the first connecting hole 311 and the second connecting hole 321 are the same as the outer diameter of the steel cylinder 2, and the inner gland 31 is welded and fixed with the steel cylinder 2 through the connecting seats; the main body parts of the outer gland 32 and the inner gland 31 have the same structure, the middle part of the outer gland 32 is provided with a second connecting hole 321, one side of the outer gland 32 is provided with an opening for communicating the second connecting hole 321 with the outside, and the outer gland 32 around the second connecting hole 321 is provided with five second mounting holes 322; the inner gland 31 and the outer gland 32 are fixedly connected through fastening bolts, and the fastening bolts are installed in the first installation hole 312 and the second installation hole 322; the width of the openings on the inner gland 31 and the outer gland 32 are slightly larger than the diameter of the steel cable 1, so that the inner gland 31 and the outer gland 32 can be conveniently sleeved on the steel cylinder 2.
One side of the inner retaining ring 4, which is close to the interior of the steel cylinder 2, is connected with a spring pin 6, and the other side of the inner retaining ring, which is far away from the steel cylinder 2, is further connected and fixed with the steel cable 1 through an anchoring nut and a hexagonal locknut; in order to improve the connection stability of the inner retaining ring 4 and the steel cylinder 2 to the maximum extent, the longitudinal section of the inner retaining ring 4 is of a T-shaped structure, the diameter of the head of the inner retaining ring is the same as the inner diameter of the steel cylinder 2, and the diameter of the lower half part of the inner retaining ring is the same as the diameter of the opening of the steel cylinder 2; a round hole is formed in one side of the head of the inner retaining ring 4, a through hole is formed in the inner wall of the steel cylinder 2 corresponding to the round hole, a hexagonal cover screw 5 is installed in the through hole and the round hole, and a locking washer is arranged between the hexagonal cover screw 5 and the steel cylinder 2; a supporting ring 41 is arranged between the lower half part of the inner retaining ring 4 and the inner wall of the steel cylinder 2, the inner diameter of the supporting ring 41 is the same as the diameter of the lower half part of the inner retaining ring 4, and the diameter of the second connecting hole 321 is the same as the diameter of the lower half part of the inner retaining ring 4
When the device is used, firstly, two parts, namely the outer gland 32 and the inner gland 31 are processed through field measurement, firstly, the outer diameter of the steel cylinder 2 is measured, the size of the inner diameter of the inner gland 32 is determined to be 140mm so as to be just installed and clamped on the outer diameter of the edge of the steel cylinder 2, and then the connecting part of the inner gland 31 and the steel cylinder 2 is welded so that the two parts are firmly connected; in order to enable the outer gland 32 to completely abut against the inner retaining ring 4, through field measurement, the connecting part of the outer gland 32 and the inner retaining ring 4 (except the part of the inner retaining ring 4 located in the steel cylinder 2) is processed into a diameter of 112 × 88mm and a height of 10mm, then the processed outer gland 32 is pressed against the inner retaining ring 4, so that the inner gland and the outer gland are just in contact, the inner gland 31 is welded and fixed, the outer gland 32 is rotated to align to the position of the first mounting hole 312 on the inner gland 31, and after alignment, the inner gland and the outer gland are connected together by using five fastening bolts and nuts, so that the connection and fixation of the steel cable 1 and the steel cylinder 2 is completed.
Claims (8)
1. The utility model provides a rotary drill pressurization feed steel cable fixing device, includes steel cable (1) and steel cylinder (2) to and set up fixing device (3) at steel cable (1) and steel cylinder (2) junction, its characterized in that: fixing device (3) establish interior gland (31) at steel cylinder (2) both ends including the cover, set up in interior buckle (4) of steel cylinder (2) oral area to and in connecting gland (31) keep away from steel cylinder (2) one side on and with interior gland (31) matched with external pressure lid (32), interior gland (31) are including the main part that is the annular structure to and connect in main part one side and be the connecting seat that circumference set up, first connecting hole (311) have been seted up at the main part middle part, and are equipped with the opening in the main part, opening intercommunication first connecting hole (311) and outside are located first connecting hole (311) all around a plurality of first mounting holes (312) have been seted up in the main part.
2. The roller cone drill press feed cable fixing device of claim 1, wherein: the outer gland (32) and the inner gland (31) are identical in structure, a second connecting hole (321) is formed in the middle of the outer gland, an opening is formed in one side of the outer gland (32), the opening is communicated with the second connecting hole (321) and the outside, and a plurality of second mounting holes (322) are formed in the outer gland (32) and located around the second connecting hole (321).
3. The roller cone drill press feed cable retention device of claim 2, wherein: the inner gland (31) and the outer gland (32) are fixedly connected through fastening bolts arranged in the first mounting hole (312) and the second mounting hole (322).
4. The rotary drill pressurized feed cable fixing device according to claim 2, wherein: the longitudinal section of the inner retaining ring (4) is of a T-shaped structure, the diameter of the head of the inner retaining ring is the same as the inner diameter of the steel cylinder (2), and the diameter of the lower half part of the inner retaining ring is the same as the diameter of the opening of the steel cylinder (2).
5. The roller cone drill press feed cable fixing device of claim 4, wherein: a supporting ring (41) is arranged between the lower half part of the inner retaining ring (4) and the inner wall of the steel cylinder (2), and the inner diameter of the supporting ring (41) is the same as the diameter of the lower half part of the inner retaining ring (4).
6. The roller cone drill press feed cable fixing device of claim 5, wherein: the diameter of the second connecting hole (321) is the same as that of the lower half part of the inner snap ring (4).
7. The rotary drill pressurized feed cable fixing device according to claim 4, wherein: a round hole is formed in one side of the head of the inner retaining ring (4), a through hole is formed in the inner wall of the steel cylinder (2) corresponding to the round hole, hexagonal cover screws (5) are installed in the through hole and the round hole, and a locking washer is arranged between the hexagonal cover screws (5) and the steel cylinder (2).
8. The rotary drill pressurized feed cable fixing device according to claim 1, wherein: and a spring pin (6) is connected to one side of the inner retaining ring (4) close to the inner part of the steel cylinder (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222609360.4U CN218581575U (en) | 2022-09-30 | 2022-09-30 | Rotary drill pressurizing feed steel cable fixing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222609360.4U CN218581575U (en) | 2022-09-30 | 2022-09-30 | Rotary drill pressurizing feed steel cable fixing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218581575U true CN218581575U (en) | 2023-03-07 |
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ID=85367102
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222609360.4U Active CN218581575U (en) | 2022-09-30 | 2022-09-30 | Rotary drill pressurizing feed steel cable fixing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218581575U (en) |
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2022
- 2022-09-30 CN CN202222609360.4U patent/CN218581575U/en active Active
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