CN109854721A - Embedding rock drilling machine driving portion - Google Patents
Embedding rock drilling machine driving portion Download PDFInfo
- Publication number
- CN109854721A CN109854721A CN201910147760.8A CN201910147760A CN109854721A CN 109854721 A CN109854721 A CN 109854721A CN 201910147760 A CN201910147760 A CN 201910147760A CN 109854721 A CN109854721 A CN 109854721A
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- CN
- China
- Prior art keywords
- driving portion
- variable
- main shaft
- frequency
- shell
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
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- Earth Drilling (AREA)
Abstract
The present invention provides a kind of embedding rock drilling machine driving portions, it includes two variable-frequency electric units of symmetrical setting, the driving portion shell with the thrust box of variable-frequency motor transmission connection and for installing variable-frequency electric unit and thrust box, includes several variable-frequency motors, the epicyclic gearbox for being sequentially connected and being fixedly installed on driving portion shell with each variable-frequency motor respectively, the pinion shaft component for being mutually fixedly connected with and being set to respectively driving portion enclosure interior with the output shaft of epicyclic gearbox per each variable-frequency electric unit.Driving portion is driven using variable-frequency motor, and slewing range is wide, output efficiency is high, output torque is big, can also bear very big axial load with positive and negative rotation, electrodeless variable-speed.Driving portion respectively selects two spherical roller thrust bearings and cylinder roller bearing up and down, can bear very big axial force and lateral force, meet the requirement under various working.Driving portion and balladeur train use flanged joint, and there is positioning spigot in centre, and accurate positioning is easy for installation.
Description
Technical field
The invention belongs to Suporting structure fields, more particularly, to a kind of embedding rock drilling machine driving portion.
Background technique
Existing embedding rock drilling machine driving portion has the disadvantage in that output torque is small;Axial receiving load is small;The hydraulic horse of multidigit
Up to driving, overall delivery efficiency is low;Plasma discharge channel is easy to wear, and replacement is frequent;Mud is easily accessible inside driving portion;Inlet channel
It is easy to happen air leakage.
Summary of the invention
The purpose of the present invention is to provide the big embedding rock drilling machine driving portions of a kind of output efficiency height, output torque.
In order to achieve the above objectives, the present invention provides a kind of embedding rock drilling machine driving portions comprising two of symmetrical setting
Variable-frequency electric unit, with the variable-frequency motor transmission connection thrust box and for installing variable-frequency electric unit and thrust bearing
The driving portion shell of case includes several variable-frequency motors per each variable-frequency electric unit, is driven respectively with each each variable-frequency motor
The epicyclic gearbox, mutually solid with the output shaft of the epicyclic gearbox respectively for connecting and being fixedly installed on the driving portion shell
Fixed connection and the pinion shaft component for being set to the driving portion enclosure interior, the thrust box are described including being rotationally connected with
The output shaft of driving portion enclosure interior, the bearing assembly being connected between the output shaft and the driving portion shell and fixation
In on driving portion shell upper surface and sealing cover be set to the drive shaft upper end on end-cap assembly, the output shaft with
The drilling rod is mutually fixedly connected.
Optimization, the variable-frequency electric unit includes three variable-frequency motors, and using the axis of drilling rod as fan-shaped point of center line
The shaft axis of cloth, two neighboring motor is identical as drill rod axis line angle degree, and angle degree is 35 °~45 °.
Optimization, the output shaft includes main shaft, protrudes from connection ring on the main shaft circumferential surface, the bearing group
Part includes the spherical roller thrust bearing for being sheathed on the main shaft and being located at respectively above and below the connection ring,
The top for the spherical roller thrust bearing being located above and underlying spherical roller thrust bearing are respectively arranged below with
Full-complement cylinder roller bearing, the outer ring of the full-complement cylinder roller bearing be arranged in the top shell of the driving portion shell and
Its inner ring is sheathed on the main shaft and substantially flush with the upper surface of the top shell, and the end-cap assembly includes lower end
Lid and upper end cover, the lower cover border are covered on the upper end of the outer ring on the top shell and full-complement cylinder roller bearing
On face, the lower cover also has the extended segment goed deep into inside the main shaft, is equipped on the inside of the upper end of the main shaft interior
Ring is received, the interior seal pipe being arranged in inside the extended segment, the diffraction section and the interior sealing are fixed on the interior receipts ring
A variety of sealing rings are equipped between pipe.
Further, the end-cap assembly further includes being covered on the lower cover and having to be inserted in the interior seal pipe
With the upper end cover between the lower cover, the upper end of the upper end cover, which has, to be extended to its radial direction and is covered on described
Upper end cover extension on end cap is respectively equipped with a variety of sealing rings between the inner sidewall of the extended segment and the interior seal pipe.
Optimization, the output shaft is hollow, and inner sidewall is equipped with wearing layer.
Optimization, internal lining pipe is equipped in the main shaft, in the upper end internal diameter and the internal lining pipe of the interior seal pipe
Diameter is identical and the interior seal pipe is coaxial with the internal lining pipe, the lower cover and the main shaft respectively with interior seal pipe it
Between form the first gap and the second gap, offer through-hole thereon, air duct, the air offered in the lower cover
Compression air flow channel is formed between channel, through-hole, the first gap and the second gap, the compressed air is empty by the compression
Flow channel, which enters in wearing layer, takes mud out of.
The invention has the following advantages that driving portion is driven using variable-frequency motor, slewing range is wide, output efficiency is high, output
Torque is big, can also bear very big axial load with positive and negative rotation, electrodeless variable-speed.Driving portion respectively selects two thrusts up and down
Spheric roller bearing and cylinder roller bearing can bear very big axial force and lateral force, meet the use under various working
It is required that.Driving portion and balladeur train use flanged joint, and there is positioning spigot in centre, and accurate positioning is easy for installation.
Detailed description of the invention
Attached drawing 1 is driving portion top view of the present invention；
Attached drawing 2 is the cross-sectional view A-A of Fig. 1；
Attached drawing 3 is the partial view B of attached drawing 2.
Specific embodiment
Below in conjunction with figure embodiment, invention is further explained.
As shown in Figure 1, 2, 3, the driving portion 4 includes the two variable-frequency electric units and the variable-frequency electric of symmetrical setting
The thrust box 42 that machine 41 is sequentially connected and the driving portion shell 43 for installing variable-frequency electric unit and thrust box 42,
Include several variable-frequency motors 41 per each variable-frequency electric unit, be sequentially connected and fix with each each variable-frequency motor 41 respectively and pacify
Loaded on the driving portion shell 43 epicyclic gearbox 44, be respectively mutually fixedly connected with the output end of the epicyclic gearbox 44
And it is set to the pinion shaft component 46 inside the driving portion shell 43, the thrust box 42 is described including being rotationally connected with
Output shaft 45 inside driving portion shell 43, the bearing assembly being connected between the output shaft 45 and the driving portion shell 43
And it is fixed on 43 upper surface of driving portion shell and sealing cover is set to end-cap assembly on the drive shaft upper end, institute
Output shaft 45 is stated to be fixedly connected with 5 phase of drilling rod.The variable-frequency electric unit includes three variable-frequency motors 41, and with drilling rod 5
Axis is the fan-shaped distribution of center line, and the shaft axis of two neighboring motor and the common vertical line of 5 axis of drilling rod are in driving portion shell
Projection angle degree on 43 upper surfaces is identical, and angle degree is 35 °~45 °.The output shaft 45 includes main shaft
451, the connection ring 452 on 451 circumferential surface of main shaft is protruded from, the bearing assembly includes being sheathed on the main shaft respectively
On 451 and the spherical roller thrust bearing 453 that is located above and below the connection ring 452, the thrust ball being located above
The full dress cylinder that is respectively arranged below with of the top of face roller bearing 453 and underlying spherical roller thrust bearing 453 rolls
Sub- bearing 454, the outer ring 455 of the full-complement cylinder roller bearing 454 are arranged in the top shell of the driving portion shell 43
And its inner ring is sheathed on the main shaft 451 and substantially flush with the upper surface of the top shell, the end-cap assembly packet
Lower cover 456 and upper end cover 457 are included, 456 border of lower cover is covered on the top shell and full-complement cylinder roller axis
On the upper surface for holding the outer ring 455 on 454, the lower cover 456, which also has, gos deep into the extended segment inside the main shaft 451,
It is equipped with interior receipts ring on the inside of the upper end of the main shaft 451, is fixed with and is arranged in inside the extended segment on the interior receipts ring
Interior seal pipe 4512 is equipped with a variety of sealing rings between the diffraction section and the interior seal pipe 4512.The end-cap assembly also wraps
It includes and is covered on the lower cover 456 and there is the upper end being inserted between the interior seal pipe 4512 and the lower cover 456
Lid 457, the upper end of the upper end cover 457 have the upper end for extending and being covered on the upper end cover 457 to its radial direction
Lid extended segment 458 is respectively equipped with a variety of sealing rings between the inner sidewall of the extended segment and the interior seal pipe 4512.It is described defeated
Shaft 45 is hollow, and inner sidewall is equipped with wearing layer 459.Internal lining pipe 450, the interior seal pipe are equipped in the main shaft 451
The 4512 upper end internal diameter interior seal pipe 4512 identical and described with 450 internal diameter of internal lining pipe is coaxial with the internal lining pipe 450,
The interior seal pipe 4512 and the main shaft 451 are formed between internal lining pipe 450 respectively between the first gap 4510 and second
Gap 4511 offers through-hole thereon, oiling channel 4514 and air duct 4513, the sky is offered in the lower cover 456
Gas channel 4513, through-hole 4514, the first gap 4510 and the second gap 4511 form compression air flow channel, the compressed air
Have it is a plurality of, using the axis of main shaft be center line in divergent shape be distributed, using gas lift reverse circulation principle, entered using air flow channel
Mud is taken out of in wearing layer 459.
The above embodiments merely illustrate the technical concept and features of the present invention, and its object is to allow person skilled in the art
Scholar cans understand the content of the present invention and implement it accordingly, and it is not intended to limit the scope of the present invention, it is all according to the present invention
Equivalent change or modification made by Spirit Essence, should be covered by the protection scope of the present invention.
Claims (6)
1. a kind of embedding rock drilling machine driving portion, it is characterised in that: it include symmetrical setting two variable-frequency electric units, with the change
The thrust box that frequency motor drive connects and the driving portion shell for installing variable-frequency electric unit and thrust box, per each
The variable-frequency electric unit include several variable-frequency motors, respectively with each each variable-frequency motor transmission connection and be fixedly installed in described
Epicyclic gearbox on driving portion shell is mutually fixedly connected with the output shaft of the epicyclic gearbox respectively and is set to the driving
The pinion shaft component of portion's enclosure interior, the thrust box include the output for being rotationally connected with the driving portion enclosure interior
Axis, the bearing assembly being connected between the output shaft and the driving portion shell and it is fixed on driving portion shell upper end
On face and sealing cover is set to the end-cap assembly on the drive shaft upper end, and the output shaft is mutually fixedly connected with the drilling rod.
2. embedding rock drilling machine driving portion according to claim 1, it is characterised in that: the variable-frequency electric unit includes three frequency conversions
Motor, and using the axis of drilling rod as the fan-shaped distribution of center line, the shaft axis of two neighboring motor and drill rod axis line institute
Identical at angle degree, angle degree is 35 °~45 °.
3. embedding rock drilling machine driving portion according to claim 1, it is characterised in that: the output shaft includes main shaft, protrusion
Connection ring on the main shaft circumferential surface, the bearing assembly include being sheathed on the main shaft respectively and being located at institute
The spherical roller thrust bearing above and below connection ring is stated, the top for the spherical roller thrust bearing being located above and is located at
The spherical roller thrust bearing of lower section is respectively arranged below with full-complement cylinder roller bearing, the full-complement cylinder roller bearing it is outer
Circle is arranged in the top shell of the driving portion shell and its inner ring is sheathed on the main shaft and with the top shell
Upper surface it is substantially flush, the end-cap assembly includes lower cover and upper end cover, and the lower cover border is covered on the top
On the upper surface of outer ring on shell and full-complement cylinder roller bearing, the lower cover, which also has, to be goed deep into inside the main shaft
Extended segment, be equipped with interior receipts ring on the inside of the upper end of the main shaft, be fixed on the interior receipts ring and be arranged in the extended segment
Internal interior seal pipe is equipped with a variety of sealing rings between the diffraction section and the interior seal pipe.
4. embedding rock drilling machine driving portion according to claim 3, it is characterised in that: the end-cap assembly further includes being covered on institute
It states on lower cover and there is the upper end cover being inserted between the interior seal pipe and the lower cover, the upper end of the upper end cover
With extending and be covered on the upper end cover extension on the upper end cover, the inner sidewall of the extended segment and institute to its radial direction
It states and is respectively equipped with a variety of sealing rings between interior seal pipe.
5. embedding rock drilling machine driving portion according to claim 1, it is characterised in that: the output shaft is hollow, on inner sidewall
Equipped with wearing layer.
6. embedding rock drilling machine driving portion according to claim 1, it is characterised in that: be equipped with internal lining pipe, institute in the main shaft
The upper end internal diameter interior seal pipe identical and described with the liner bore for stating interior seal pipe is coaxial with the internal lining pipe, described
Lower cover and the main shaft form the first gap and the second gap between interior seal pipe respectively, offer thereon logical
Hole offers air duct in the lower cover, is formed between the air duct, through-hole, the first gap and the second gap
Compression air flow channel, the compressed air is entered in wearing layer by the compression air flow channel takes mud out of.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910147760.8A CN109854721B (en) | 2019-02-27 | 2019-02-27 | Driving part of rock-socketed drilling machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910147760.8A CN109854721B (en) | 2019-02-27 | 2019-02-27 | Driving part of rock-socketed drilling machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109854721A true CN109854721A (en) | 2019-06-07 |
| CN109854721B CN109854721B (en) | 2023-09-08 |
Family
ID=66899339
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910147760.8A Active CN109854721B (en) | 2019-02-27 | 2019-02-27 | Driving part of rock-socketed drilling machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109854721B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08105523A (en) * | 1994-10-07 | 1996-04-23 | Isuzu Motors Ltd | Forced lubrication device for transmission |
| CN201090718Y (en) * | 2007-10-31 | 2008-07-23 | 重庆齿轮箱有限责任公司 | Top drive gear box for well drilling |
| CN101949258A (en) * | 2010-09-16 | 2011-01-19 | 于亚鹏 | New gear speed reducer for top drive of petroleum drilling machine |
| CN203488679U (en) * | 2013-08-20 | 2014-03-19 | 山东华成中德传动设备有限公司 | Vertical decelerator |
| CN204140875U (en) * | 2014-09-24 | 2015-02-04 | 日工（上海）工程机械有限公司 | Concrete mixer axis seal apparatus |
| CN108086991A (en) * | 2017-12-27 | 2018-05-29 | 上海振华重工集团(南通)传动机械有限公司 | A kind of new offshore wind farm Pile development machine drive system |
-
2019
- 2019-02-27 CN CN201910147760.8A patent/CN109854721B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08105523A (en) * | 1994-10-07 | 1996-04-23 | Isuzu Motors Ltd | Forced lubrication device for transmission |
| CN201090718Y (en) * | 2007-10-31 | 2008-07-23 | 重庆齿轮箱有限责任公司 | Top drive gear box for well drilling |
| CN101949258A (en) * | 2010-09-16 | 2011-01-19 | 于亚鹏 | New gear speed reducer for top drive of petroleum drilling machine |
| CN203488679U (en) * | 2013-08-20 | 2014-03-19 | 山东华成中德传动设备有限公司 | Vertical decelerator |
| CN204140875U (en) * | 2014-09-24 | 2015-02-04 | 日工（上海）工程机械有限公司 | Concrete mixer axis seal apparatus |
| CN108086991A (en) * | 2017-12-27 | 2018-05-29 | 上海振华重工集团(南通)传动机械有限公司 | A kind of new offshore wind farm Pile development machine drive system |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109854721B (en) | 2023-09-08 |
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