CN203114160U - Underground coal mine directional drilling machine big through hole power head with braking function - Google Patents
Underground coal mine directional drilling machine big through hole power head with braking function Download PDFInfo
- Publication number
- CN203114160U CN203114160U CN 201320030246 CN201320030246U CN203114160U CN 203114160 U CN203114160 U CN 203114160U CN 201320030246 CN201320030246 CN 201320030246 CN 201320030246 U CN201320030246 U CN 201320030246U CN 203114160 U CN203114160 U CN 203114160U
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- main shaft
- directional drilling
- axle
- coal mine
- brake
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Abstract
The utility model relates to an underground coal mine directional drilling machine big through hole power head with a braking function. According to a nearly horizontal directional drilling construction technology, a drilling machine power head must simultaneously satisfy a rotating drilling technological method and a hole bottom motor directional drilling technological method. The underground coal mine directional drilling machine comprises a motor, a gearbox, a main shaft, a shaft I and a clamping disc. The motor is connected with the main shaft through the gearbox; the clamping disc is placed at the front end of the main shaft; a supporting ring is installed at the rear end of the main shaft to ensure that a drilling rod is located in the center of a main shaft hole; an oil distribution sleeve is sleeved on the main shaft, and is used for providing high-pressure oil for the clamping disc; and a brake is connected on the shaft I through the gearbox to achieve braking of the power head. The underground coal mine directional drilling machine big through hole power head with the braking function is compact in structure, moderate in capability and capable of simultaneously satisfying the rotating drilling technological method and the hole bottom motor directional drilling technological method and being matched with an ordinary drilling rod, a communication cable drilling rod, a spiral drilling rod and a salvage drilling tool, and has strong technological adaptability.
Description
Technical field
The utility model belongs to the drilling equipment technical field, is specifically related to directional drilling machine large through-hole unit head under a kind of coal mine with braking function.
Background technology
At present, the conventional rotary drilling mode of the main employing of coal mine down-hole drilling construction, rig is the capital equipment of drilling construction, unit head is as the core component of rig, by being connected with the rig apparatus for feeding, be mainly used in tightening drilling tool, the required torque of drilling tool in the drive hole is provided, realize the revolution of drilling tool.Creep into the maturation of construction technology along with nearly horizontal orientation, each colliery gradually adopts the directional drilling method to carry out gas pumping, visit and to discharge water and construction such as roof and floor slip casting, therefore, urgent need can satisfy simultaneously that two kinds of processes of motor directional drilling at the bottom of rotary drilling and the hole, ability are moderate, the drill power head of compact conformation.This unit head should have the principal shaft braking function, can drive the drilling tool revolution simultaneously and realize the rotary drilling construction, goes back double as twisting machine structure in addition.The spindle through-hole diameter mainly determines by the external diameter of supporting drilling rod, considers and handles in the drilling process inevitable bury drills, the bit freezing that takes place and fall drilling accident such as brills, need come the processing accident by revolution heavy caliber salvaging drilling rod.
Summary of the invention
The purpose of this utility model provides a kind ofly to be had the large through-hole diameter, possess the principal shaft braking function, can satisfy directional drilling machine large through-hole unit head under the coal mine with braking function of two kinds of process needs of motor directional drilling at the bottom of rotary drilling and the hole simultaneously.
The technical scheme that the utility model adopts is:
Directional drilling machine large through-hole unit head under a kind of coal mine with braking function, comprise motor, gearbox, main shaft, I axle, chuck, motor is connected with main shaft by gearbox, the I axle is realized engaged transmission by the gear in the gearbox and main shaft, chuck is arranged on the front end of main shaft, it is characterized in that:
Described rear-end of spindle is equipped with support ring;
Be set with on the described main shaft and join oil jacket;
Described I axle is connected with brake by gearbox.
Described main shaft adopts large through-hole structure, through-hole diameter φ 110mm.
Described chuck 8 adopts structure open in usual.
Described brake adopts wet friction dish structure;
The dial of brake is connected with the I axle of unit head by spline, and active friction plate is connected with the fork pawl of dial, and driven friction is connected with end-cover axle on being fixed on the brake end cap by spline;
Brake is provided with piston rod, is 6 piston rod springs that are set with of circumference uniform distribution on the piston rod, and the piston rod front end is provided with platen, and the platen front end is 6 active friction plates and 5 driven friction of mutual arranged stacked, and the piston rod tail end withstands end-cover axle;
Be provided with pressure cap in the slotted eye of end-cover axle front end, the pressure cap bottom is provided with the axle head spring;
The end-cover axle front end is provided with locking nut.
The drain tap a of described motor connects the lower part of frame hydraulic fluid port b of brake, and the top hydraulic fluid port c of the housing of process brake flows back to fuel tank.
The utlity model has following advantage:
Directional drilling machine large through-hole unit head under a kind of coal mine with braking function of the present utility model, compact conformation, ability are moderate, can satisfy two kinds of processes of motor directional drilling at the bottom of rotary drilling and the hole simultaneously, and common drilling rod, logical cable drilling rod, auger stem and the salvaging drilling tool of supporting plurality of specifications with it, have stronger Technological adaptability.
Description of drawings
Fig. 1 is power head structure schematic diagram of the present utility model;
Fig. 2 is the structural representation of brake 6 of the present utility model;
Fig. 3 is the structure chart of chuck 8 of the present utility model.
Among the figure, 1-motor, 2-support ring, 3-gearbox, 4-I axle, the 5-main shaft, the 6-brake, 7-joins oil jacket, the 8-chuck, 9-housing, 10-dial, 11-active friction plate, the 12-driven friction, 13-end cap, 14-piston rod, the 15-end-cover axle, 16-piston rod spring, 17-platen, 18-axle head spring, 19-locking nut, 20-pressure cap;
The a-drain tap, b-bottom hydraulic fluid port, c-top hydraulic fluid port.
The specific embodiment
Below in conjunction with the specific embodiment the utility model is described in detail.
Related a kind of of the utility model has directional drilling machine large through-hole unit head under the coal mine of braking function, comprise motor 1, gearbox 3, main shaft 5, I axle 4, chuck 8, motor 1 is connected with main shaft 5 by gearbox 3, I axle 4 is realized engaged transmission by the gear in the gearbox 3 and main shaft 5, and chuck 8 is arranged on the front end of main shaft 5.Main shaft 5 rear ends are equipped with support ring 2, guarantee that drilling rod is in spindle hole center, not deflection.Be set with on the main shaft 5 and join oil jacket 7, be used for providing hydraulic oil to chuck.I axle 4 is connected with brake 6 by gearbox 3, realizes the braking to unit head.Main shaft 5 adopts the large through-hole structure, and through-hole diameter φ 110mm can be by conventional drilling rod, center logical cable drilling rod, auger stem and the salvaging drilling tool of diameter between φ 73mm～φ 108mm.Chuck 8 adopts the structure open in usual that oil pressure clamps, spring unclamps, hydraulic oil is through joining oil jacket 7, enter the chuck 8 that is connected in main shaft 5 front ends by the oilhole on the main shaft 5 and clamp drilling rod, during rotary drilling, 1 revolution of hydraulic oil CD-ROM drive motor, the gear transmission of power output in gearbox 3 of motor 1 realizes that to main shaft 5 main shaft 5 and chuck 7 turn round simultaneously; During directional drilling, brake 6 is braking and locking I axle 4 under the effect of hydraulic oil, and main shaft 5 bears the reaction torque from motor at the bottom of the hole, realize the directional drilling process, when adjusting the tools for angle of motor at the bottom of the hole, the braking that brake 6 is removed I axle 4, chuck 7 normally turns round action.
Brake 6 adopts many frictional disks of hydraulic pressure wet type structure, the dial 10 of brake 6 is connected with the I axle 4 of unit head by spline, active friction plate 11 is connected with the fork pawl of dial 10, and driven friction 12 is connected with end-cover axle 15 on being fixed on brake end cap 13 by spline.Brake 6 is provided with piston rod 14,6 piston rod springs 16 that are set with that are circumference uniform distribution on the piston rod 14, piston rod 14 front ends are provided with platen 17, and platen 17 front ends are 6 active friction plates 11 and 5 driven friction 12 of mutual arranged stacked, and piston rod 14 tail ends withstand end-cover axle 15.Be provided with pressure cap 20 in the slotted eye of end-cover axle 15 front ends, pressure cap 20 bottoms are provided with axle head spring 18.End-cover axle 15 front ends are provided with locking nut 19.Belong to the brake open in usual with directional drilling technology coupling; Piston rod 14 is moved to left by the effect of hydraulic oil pressure, promotes platen 17 active friction plate 11, driven friction 12 are compressed, and realizes the braking and locking to I axle 4; Piston rod spring 16 promotes piston rod 14 and moves to right, and active friction plate 11, driven friction 12 are broken away from, and cancellation is to the braking and locking of I axle 4; Pressure cap 20 prevents from by the dial 10 that spline is connected the axial motion phenomenon not taking place with I axle 4 under the 18 elastic force effects of axle head spring; Locking nut 19 bears active friction plate 11, the reaction force when driven friction 12 clamps, and can regulate the contact gap of active friction plate 11, driven friction 12.
The drain tap a of described motor 1 connects the bottom hydraulic fluid port b of the housing 9 of brake 6, and the top hydraulic fluid port c of the housing 9 of process brake 6 flows back to fuel tank, guarantees that brake 6 has well lubricated and cooling effect.
It is cited that content of the present utility model is not limited to embodiment, and the conversion of any equivalence that those of ordinary skills take technical solutions of the utility model by reading the utility model manual is claim of the present utility model and contains.
Claims (5)
1. directional drilling machine large through-hole unit head under the coal mine with braking function, comprise motor (1), gearbox (3), main shaft (5), I axle (4), chuck (8), motor (1) is connected with main shaft (5) by gearbox (3), I axle (4) is realized engaged transmission by the gear in the gearbox (3) and main shaft (5), chuck (8) is arranged on the front end of main shaft (5), it is characterized in that:
Described main shaft (5) rear end is equipped with support ring (2);
Be set with on the described main shaft (5) and join oil jacket (7);
Described I axle (4) is connected with brake (6) by gearbox (3).
2. directional drilling machine large through-hole unit head under a kind of coal mine with braking function according to claim 1 is characterized in that:
Described main shaft (5) adopts large through-hole structure, through-hole diameter φ 110mm.
3. directional drilling machine large through-hole unit head under a kind of coal mine with braking function according to claim 1 and 2 is characterized in that:
Described chuck (8) adopts structure open in usual.
4. directional drilling machine large through-hole unit head under a kind of coal mine with braking function according to claim 3 is characterized in that:
Described brake (6) adopts wet friction dish structure;
The dial (10) of brake (6) is connected with the I axle (4) of unit head by spline, active friction plate (11) is connected with the fork pawl of dial (10), and driven friction (12) is connected with end-cover axle (15) on being fixed on brake end cap (13) by spline;
Brake (6) is provided with piston rod (14), what be circumference uniform distribution on the piston rod (14) is set with 6 piston rod springs (16), piston rod (14) front end is provided with platen (17), platen (17) front end is 6 active friction plates (11) and 5 driven friction (12) of mutual arranged stacked, and piston rod (14) tail end withstands end-cover axle (15);
Be provided with pressure cap (20) in the slotted eye of end-cover axle (15) front end, pressure cap (20) bottom is provided with axle head spring (18);
End-cover axle (15) front end is provided with locking nut (19).
5. directional drilling machine large through-hole unit head under a kind of coal mine with braking function according to claim 4 is characterized in that:
The drain tap (a) of described motor (1) connects the bottom hydraulic fluid port (b) of the housing (9) of brake (6), and the top hydraulic fluid port (c) of the housing (9) of process brake (6) flows back to fuel tank.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320030246 CN203114160U (en) | 2013-01-21 | 2013-01-21 | Underground coal mine directional drilling machine big through hole power head with braking function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320030246 CN203114160U (en) | 2013-01-21 | 2013-01-21 | Underground coal mine directional drilling machine big through hole power head with braking function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203114160U true CN203114160U (en) | 2013-08-07 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320030246 Expired - Lifetime CN203114160U (en) | 2013-01-21 | 2013-01-21 | Underground coal mine directional drilling machine big through hole power head with braking function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203114160U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103061669A (en) * | 2013-01-21 | 2013-04-24 | 中煤科工集团西安研究院 | Large-through-hole power head with brake function of coal mine directional drilling machine |
| CN103437706A (en) * | 2013-08-29 | 2013-12-11 | 徐州徐工基础工程机械有限公司 | Power head structure for horizontal directional drilling machine |
| CN103615192A (en) * | 2013-11-26 | 2014-03-05 | 河北华北石油荣盛机械制造有限公司 | Hydraulic top driving device of drilling machine |
| CN117685315A (en) * | 2024-02-02 | 2024-03-12 | 浙江万里扬股份有限公司杭州分公司 | Power takeoff structure of AMT transmission supporting driving power take-off |
-
2013
- 2013-01-21 CN CN 201320030246 patent/CN203114160U/en not_active Expired - Lifetime
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103061669A (en) * | 2013-01-21 | 2013-04-24 | 中煤科工集团西安研究院 | Large-through-hole power head with brake function of coal mine directional drilling machine |
| CN103061669B (en) * | 2013-01-21 | 2015-04-08 | 中煤科工集团西安研究院有限公司 | Large-through-hole power head with brake function of coal mine directional drilling machine |
| CN103437706A (en) * | 2013-08-29 | 2013-12-11 | 徐州徐工基础工程机械有限公司 | Power head structure for horizontal directional drilling machine |
| CN103437706B (en) * | 2013-08-29 | 2016-06-22 | 徐州徐工基础工程机械有限公司 | A kind of horizontal directional drilling machine power head structure |
| CN103615192A (en) * | 2013-11-26 | 2014-03-05 | 河北华北石油荣盛机械制造有限公司 | Hydraulic top driving device of drilling machine |
| CN103615192B (en) * | 2013-11-26 | 2015-06-24 | 河北华北石油荣盛机械制造有限公司 | Hydraulic top driving device of drilling machine |
| CN117685315A (en) * | 2024-02-02 | 2024-03-12 | 浙江万里扬股份有限公司杭州分公司 | Power takeoff structure of AMT transmission supporting driving power take-off |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: XI'AN RESEARCH INSTITUTE OF CHINA COAL TECHNOLOGY Free format text: FORMER NAME: CHINA COAL TECHNOLOGY + ENGINEERING GROUP XI'AN RESEARCH INSTITUTE |
|
| CP01 | Change in the name or title of a patent holder |
Address after: 710075 Xi'an high tech Industrial Development Zone, Shaanxi, Jin Jin Road, No. 82 Patentee after: CCTEG Xi'an Research Institute Address before: 710075 Xi'an high tech Industrial Development Zone, Shaanxi, Jin Jin Road, No. 82 Patentee before: Xi'an Research Institute Of China Coal Research Institute |
|
| CX01 | Expiry of patent term |
Granted publication date: 20130807 |
|
| CX01 | Expiry of patent term |