CN209308653U - Hollow shift-variable planetary reduction gear driving device - Google Patents
Hollow shift-variable planetary reduction gear driving device Download PDFInfo
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- CN209308653U CN209308653U CN201822120115.0U CN201822120115U CN209308653U CN 209308653 U CN209308653 U CN 209308653U CN 201822120115 U CN201822120115 U CN 201822120115U CN 209308653 U CN209308653 U CN 209308653U
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Abstract
A kind of hollow shift-variable planetary reduction gear driving device, including hollow water filling structure, drive motor, deceleration device, gearshift and captive nut, the hollow water filling structure includes water injection pipe and central tube, the water injection pipe lower end is connected with central tube, and the central tube forms the channel of injection deslagging water through entire driving device；The drive motor is hollow structure and the periphery for being sleeved on central tube, and the output end connection driving of the drive motor is in shift drive sleeve；Thus, the utility model has compact-sized, transmission efficiency is high, and bearing capacity is high, and reduction range is wide, many advantages, such as output torque is big, and be easier to realize the hollow structure of injection deslagging water, meet the more compact demand of fuselage, obtains bigger speed regulation space, the high-speed requirement of guide hole operating condition and the large torque output demand of reaming operating condition are realized while being met, construction efficiency is greatly improved.
Description
Technical field
The utility model relates to the technical field of underground engineering construction construction equipment more particularly to a kind of hollow shift-variable rows
Star speed reducing driving device.
Background technique
Anti- well (courtyard) drilling machine construction method has become one of main construction in China's Construction of Silo at present, extensively
It applies in the systems such as mine, water power, traffic and field.
Anti- well (courtyard) drilling machine is the Shaft Excavation mechanical equipment using rotary drilling broken rock pore-forming and the reversed reaming of energy, benefit
Pilot hole is beaten with drilling rod, then with the reversed reaming of reaming cutterhead.
Currently, the driving device of anti-well (courtyard) drilling machine is mostly electronic or hydraulic motor drives via parallel axle speed reducing machine,
It is driven to obtain bigger torque using multi-motor, structure size is larger, and the construction space of underground engineering is narrow, this is increased by
The arrangement difficulty of anti-well (courtyard) drilling machine complete machine structure.
In addition, anti-well (courtyard) drilling machine guide hole working condition requirement revolving speed is higher, the speed reducer torque of demand is relatively small；Reaming
Working condition requirement revolving speed is lower, and the speed reducer torque of demand is relatively large.And it drives deceleration device to only have single speed ratio at present
And max. output torque, torque and revolving speed mutually restrict, without playing the ability of motor completely, efficiency is lower.
For this purpose, the designer of the utility model, in view of drawbacks described above, by concentrating on studies and designing, synthesis is long-term for many years
It is engaged in the experience and achievement of related industry, researching and designing goes out a kind of hollow shift-variable planetary reduction gear driving device, above-mentioned to overcome
Defect.
Utility model content
The purpose of this utility model is to provide a kind of hollow shift-variable planetary reduction gear driving devices, solve prior art institute
The driving structure for the parallel axle speed reducing machine that existing anti-well (courtyard) drilling machine driving device uses is bulky, causes to be applicable in ground
The narrow construction space of lower engineering, and the technical issues of more difficult arrangement complete machine structure, also solve anti-well present in the prior art
(courtyard) drilling machine driving deceleration device only has single speed ratio and output torque, cannot realize the higher of guide hole working condition requirement simultaneously
The high torque of revolving speed and reaming duty requirements, the lower technical problem of construction efficiency.
To solve the above problems, the utility model discloses a kind of hollow shift-variable planetary reduction gear driving devices, including in
Empty water structure, drive motor, deceleration device, gearshift and captive nut, it is characterised in that:
The hollow water filling structure includes water injection pipe and central tube, and the water injection pipe is installed on the top of entire driving device
Portion, lower end are connected with central tube, and the central tube forms the channel of injection deslagging water through entire driving device；
The drive motor is hollow structure and the periphery for being sleeved on central tube, and the output end of the drive motor, which connects, to be driven
It moves in shift drive sleeve；
The shift drive sleeve is connected to deceleration device, and the deceleration device is connected to captive nut to pass through power
Deceleration device is transferred to captive nut, and the gearshift is connected to shift drive sleeve to realize its gearshift function.
Wherein: the outer rim of the central tube is equipped with sealing element to utilize sealing element by deslagging water and other driving parts
Completely cut off.
Wherein: the deceleration device is fixed comprising shell, reduction gearbox lower case, level-one in reduction gearbox upper housing, reduction gearbox
Gear ring, primary planet carrier, level-one driving hollow sleeve, level-one sun gear and primary planet wheel composition, the level-one fixed gear ring are solid
It is connected in reduction gearbox upper housing and reduction gearbox between shell, the primary planet carrier is installed in reduction gearbox upper housing and reduction gearbox
Formed intracavitary of shell can simultaneously be rotated around the central axis of driving device, level-one driving hollow sleeve be hollow structure and
It is placed on outside central tube, the level-one driving hollow sleeve can be connected by spline to be driven by shift drive sleeve, and is connected by spline
Driving primary planet carrier is connect, the level-one sun gear is placed on outside shift drive sleeve by spline and is rotated together driving,
The level-one sun gear is meshed with primary planet wheel, and the primary planet wheel is installed on primary planet carrier and fixes with level-one
Gear ring is meshed.
Wherein: the deceleration device also include second level fixed gear ring, secondary planet frame, secondary drive hollow sleeve, second level too
Sun wheel and secondary planet wheel, the second level fixed gear ring are fixed in reduction gearbox between shell and reduction gearbox lower case, and described two
Grade planet carrier be installed on that shell and reduction gearbox lower case in reduction gearbox formed intracavitary can simultaneously revolve around the central axis of driving device
Turn, the secondary drive hollow sleeve is hollow structure and is placed on outside central tube that the secondary drive hollow sleeve is connected by spline
It connects and is driven by primary planet carrier and driving secondary solar gear is connected by spline, the secondary planet wheel is installed on secondary planet frame
Above and respectively it is meshed with secondary solar gear and second level fixed gear ring.
Wherein: the captive nut connect to be driven by secondary planet frame with secondary planet frame bottom by spline
Dynamic, the captive nut axial floating is to facilitate the handling of drilling rod.
Wherein: being equipped with conical internal thread in the deceleration device and drive drilling rod to rotate to be connected with drilling rod.
Wherein: the gearshift is made of oil cylinder, control arm, shaft, pole socket and rod set, and the oil cylinder is connected to manipulation
For arm to realize the linear movement of control arm, the shaft is rotatably arranged on the side of central tube, the control arm and shaft
Between by pin connection to convert linear motion into the rotation of shaft, the pole socket is divided into central tube two sides and one end passes through
To shaft, the other end is located at central tube two sides and is respectively connected to the rod set extended towards central tube pin connection, the rod set insertion
Move gear transmission in shift drive sleeve to rotate rear bar cuff around the shaft by the flexible driving control arm of oil cylinder, pole socket and rod set
Set is slided up and down along central tube to realize gearshift function.
By above structure it is found that the hollow shift-variable planetary reduction gear driving device of the utility model has the effect that
1, especially it is arranged for anti-well (courtyard) drilling machine, using the speed reducer of motor driving Planetary Gear Transmission, tool
There is many advantages, such as compact-sized, transmission efficiency is high, and bearing capacity is high, and reduction range is wide, and output torque is big, and is easier to realize
The hollow structure for injecting deslagging water, meets the more compact demand of fuselage.
2, it is designed using planetary reduction gear driving device dualratio reduction, realizes that I and II Gear Planet Transmission is same by gearshift
When slow down or only secondary planet transmission participates in slowing down, to obtain bigger speed regulation space, realize while meeting the height of guide hole operating condition
The large torque of fast demand and reaming operating condition exports demand, greatly improves construction efficiency.
The detailed content of the utility model can be obtained by aftermentioned explanation and institute's attached drawing.
Detailed description of the invention
Fig. 1 shows the structural schematic diagram of the hollow shift-variable planetary reduction gear driving device of the utility model.
Fig. 2 shows the A-A cross-sectional view of Fig. 1.
Fig. 3 shows the B-B cross-sectional view of Fig. 2.
In figure:
1- water main；2- sealing element；3- central tube；4- rod set；5- shift drive sleeve；6- drive motor；On 7- reduction gearbox
Shell；8- bearing；9- primary planet carrier；10- level-one fixed gear ring；11- primary planet wheel；12- bearing；13- pin shaft；14- subtracts
Shell in fast case；15- secondary planet frame；16- second level fixed gear ring；17- secondary planet wheel；18- bearing；19- pin shaft；20- subtracts
Fast case lower case；21- level-one drives hollow sleeve；22- level-one sun gear；23- thrust bearing；24- secondary drive hollow sleeve；25-
Secondary solar gear；26- captive nut；27- oil cylinder；28- control arm；29- pole socket；30- shaft；31- pin.
Specific embodiment
Referring to Fig. 1 to Fig. 3, it is shown that the hollow shift-variable planetary reduction gear driving device of the utility model.
The hollow shift-variable planetary reduction gear driving device includes hollow water filling structure, drive motor 6, deceleration device, changes
Blocking means and captive nut.
Wherein, the hollow water filling structure mainly includes water injection pipe 1 and central tube 3, and the water injection pipe 1 is installed on entire drive
The top of dynamic device, lower end are connected with central tube 3, and the central tube 3 runs through entire driving device, to form injection row
The channel of pulp water, moreover, the outer rim of the central tube 3 is equipped with sealing element 2, thus using sealing element 2 by deslagging water and others
Driving part is completely cut off.
The drive motor 6 is hollow structure and the periphery for being sleeved on central tube 3, and the output end of the drive motor 6 is logical
Spline connection driving is crossed in shift drive sleeve 5.
Wherein, the shift drive sleeve 5 is connected to deceleration device, and the deceleration device is connected to captive nut 26, thus
Power is transferred to captive nut by deceleration device, the gearshift is connected to shift drive sleeve 5 to realize its function of shifting gears
Energy.
Referring to Fig. 1, the deceleration device is mainly by shell 14, reduction gearbox lower case in reduction gearbox upper housing 7, reduction gearbox
20, level-one fixed gear ring 10, primary planet carrier 9, bearing 8, level-one drive hollow sleeve 21, level-one sun gear 22, primary planet wheel
11, bearing 12, pin shaft 13, second level fixed gear ring 16, secondary planet frame 15, thrust bearing 23, secondary drive hollow sleeve 24, second level
The composition such as sun gear 25, secondary planet wheel 17, bearing 18, pin shaft 19.
The level-one fixed gear ring 10 is fixed in reduction gearbox upper housing 7 and reduction gearbox between shell 14, the level-one row
Carrier 9 by bearing 8 be installed on shell 14 in reduction gearbox upper housing 7 and reduction gearbox formed it is intracavitary, and can be around driving device
Central axis is rotated, and the level-one driving hollow sleeve 21 is hollow structure and is placed on outside central tube 3, the level-one driving
Hollow sleeve 21 can be connected by spline and be driven by shift drive sleeve 5, and connected by spline and driven primary planet carrier 9, and described one
Grade sun gear 22 is placed on 5 outside of shift drive sleeve by spline and is rotated together driving, the level-one sun gear 22 and one
Grade planetary gear 11 is meshed, and the primary planet wheel 11 is installed on primary planet carrier 9 by bearing 12 and pin shaft 13 and with one
Grade fixed gear ring 10 is meshed.
The second level fixed gear ring 16 is fixed in reduction gearbox between shell 14 and reduction gearbox lower case 20, the second level row
Carrier 15 by bearing be installed on shell 14 and reduction gearbox lower case 20 in reduction gearbox formed it is intracavitary, and can be around driving device
Central axis rotation, preferably bearing are the thrust and pulling force that thrust bearing 23 can bear that drilling rod transmitting comes, and the secondary drive is empty
Heart set 24 is hollow structure and is placed on outside central tube 3, and the secondary drive hollow sleeve 24 is connected by spline by primary planet
The driving of frame 9 simultaneously connects driving secondary solar gear 25 by spline, and the secondary planet wheel 17 is installed by bearing 18 and pin shaft 19
It is meshed on secondary planet frame 15 and respectively with secondary solar gear 25 and second level fixed gear ring 16.
Captive nut 26 is connect with 15 bottom of secondary planet frame by spline, is driven by secondary planet frame 15.Captive nut
Can axial floating, to facilitate the handling of drilling rod.Conical internal thread in captive nut 26 is connected with drilling rod, to drive drilling rod to revolve
Turn.
Referring to figs. 2 and 3, in the utility model in preferred one embodiment, the gearshift mainly by oil cylinder 27,
Control arm 28, shaft 30, pole socket 29 and rod set 4 form, and the oil cylinder 27 is connected to control arm 28 to realize the line of control arm 28
Property movement, the shaft 30 is rotatably arranged on the side of central tube 3, passes through pin 31 between the control arm 28 and shaft 30
The affixed rotation to convert linear motion into shaft 30 is carried out, the pole socket 29 is divided into central tube two sides and one end passes through pin
It is connected to shaft 30, the other end is located at central tube two sides and is respectively connected to the rod set 4 extended towards central tube 3, and the rod set 4 is embedding
Enter to shift gears in drive sleeve 5, so that the shift drive sleeve 5 is hollow structure and is placed on outside central tube 3, it is defeated by drive motor 6
The spline of outlet drives, and can drive control arm 28, pole socket 29 and rod set 4 by the way that oil cylinder 27 is flexible 30 rotation, rod set 4 are embedding around the shaft
Enter to shift gears in drive sleeve 5, so that shift drive sleeve 5 be driven to be slided up and down along central tube 3 to realize gearshift function, the shift is passed
The external splines of the lower end of dynamic set 5 can be meshed with level-one sun gear 22 or level-one driving hollow sleeve 21.
When guide hole operating condition, gearshift can be such that drive motor directly drives via shift drive sleeve, level-one driving hollow sleeve
Primary planet carrier, primary planet carrier realize that lesser reduction ratio is defeated by secondary drive hollow sleeve, driving secondary planet transmission
Out, so that drilling rod has faster revolving speed.When reaming operating condition, gearshift makes drive motor via shift drive sleeve driving
Level-one sun gear, via the driving secondary planet transmission of secondary drive hollow sleeve, is realized larger after primary planet gear reduction
Reduction ratio output, the output torque of driving device is improved, so that drilling rod obtains bigger power.It is realized by gearshift
Dualratio reduction design can meet simultaneously guide hole operating condition high-speed requirement and reaming operating condition large torque output demand, greatly improve
Construction efficiency.
It can be seen that the utility model has the advantages that
1, especially it is arranged for anti-well (courtyard) drilling machine, using the speed reducer of motor driving Planetary Gear Transmission, tool
There is many advantages, such as compact-sized, transmission efficiency is high, and bearing capacity is high, and reduction range is wide, and output torque is big, and is easier to realize
The hollow structure for injecting deslagging water, meets the more compact demand of fuselage.
2, it is designed using planetary reduction gear driving device dualratio reduction, realizes that I and II Gear Planet Transmission is same by gearshift
When slow down or only secondary planet transmission participates in slowing down, to obtain bigger speed regulation space, realize while meeting the height of guide hole operating condition
The large torque of fast demand and reaming operating condition exports demand, greatly improves construction efficiency.
It is readily apparent that above description and record is only citing rather than in order to limit the disclosure of the utility model
Content, application or use.Although describing and being described in the accompanying drawings embodiment, the utility model in embodiment
Do not limit by attached drawing example and be described as in embodiment it is now recognized that optimal mode to implement the religion of the utility model
The specific examples led, the scope of the utility model will include any implementation for falling into the description and appended claims of front
Example.
Claims (7)
1. a kind of hollow shift-variable planetary reduction gear driving device, including hollow water filling structure, drive motor, deceleration device, shift
Device and captive nut, it is characterised in that:
The hollow water filling structure includes water injection pipe and central tube, and the water injection pipe is installed on the top of entire driving device,
Lower end is connected with central tube, and the central tube forms the channel of injection deslagging water through entire driving device；
The drive motor is hollow structure and is sleeved on the periphery of central tube, the output end connection driving of the drive motor in
Shift drive sleeve；
The shift drive sleeve is connected to deceleration device, and the deceleration device is connected to captive nut to which power is passed through deceleration
Device is transferred to captive nut, and the gearshift is connected to shift drive sleeve to realize its gearshift function.
2. hollow shift-variable planetary reduction gear driving device as described in claim 1, it is characterised in that: the outer rim of the central tube
Equipped with sealing element to be completely cut off deslagging water and other driving parts using sealing element.
3. hollow shift-variable planetary reduction gear driving device as described in claim 1, it is characterised in that: the deceleration device includes
Shell, reduction gearbox lower case, level-one fixed gear ring, primary planet carrier, level-one driving are hollow in reduction gearbox upper housing, reduction gearbox
Set, level-one sun gear and primary planet wheel composition, the level-one fixed gear ring are fixed in shell in reduction gearbox upper housing and reduction gearbox
Between body, the primary planet carrier be installed on that shell in reduction gearbox upper housing and reduction gearbox formed intracavitary simultaneously can be around driving device
Central axis rotated, level-one driving hollow sleeve is hollow structure and is placed on outside central tube, the level-one driving
Hollow sleeve can be connected by spline and be driven by shift drive sleeve, and connect driving primary planet carrier by spline, and the level-one is too
Sun wheel is placed on outside shift drive sleeve by spline and is rotated together driving, the level-one sun gear and primary planet wheel phase
Engagement, the primary planet wheel are installed on primary planet carrier and are meshed with level-one fixed gear ring.
4. hollow shift-variable planetary reduction gear driving device as claimed in claim 3, it is characterised in that: the deceleration device also wraps
Fixed gear ring containing second level, secondary planet frame, secondary drive hollow sleeve, secondary solar gear and secondary planet wheel, the second level are fixed
Gear ring is fixed in reduction gearbox between shell and reduction gearbox lower case, and the secondary planet frame is installed on shell in reduction gearbox and subtracts
Formed intracavitary of fast case lower case can simultaneously rotate around the central axis of driving device, and the secondary drive hollow sleeve is hollow structure
And be placed on outside central tube, the secondary drive hollow sleeve is connected by spline to be driven and connected by spline by primary planet carrier
Secondary solar gear is driven, the secondary planet wheel is installed on secondary planet frame and fixes tooth with secondary solar gear and second level respectively
Circle is meshed.
5. hollow shift-variable planetary reduction gear driving device as claimed in claim 4, it is characterised in that: the captive nut and two
Grade planet carrier bottom is connected by spline to be driven by secondary planet frame, and the captive nut axial floating is with convenient
The handling of drilling rod.
6. hollow shift-variable planetary reduction gear driving device as described in claim 1, it is characterised in that: set in the deceleration device
There is conical internal thread to drive drilling rod to rotate to be connected with drilling rod.
7. hollow shift-variable planetary reduction gear driving device as described in claim 1, it is characterised in that: the gearshift is by oil
Cylinder, control arm, shaft, pole socket and rod set composition, the oil cylinder is connected to control arm to realize the linear movement of control arm, described
Shaft is rotatably arranged on the side of central tube, by pin connection to convert linear movement between the control arm and shaft
For the rotation of shaft, the pole socket is divided into central tube two sides and one end passes through pin connection to shaft, and the other end is located at central tube
Two sides and it is respectively connected to the rod set extended towards central tube, is driven in rod set insertion shift drive sleeve by the way that oil cylinder is flexible
Dynamic control arm, pole socket and rod set rotate rear bar cuff around the shaft moves gear drive sleeve and is slided up and down along central tube to realize shift function
Energy.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822120115.0U CN209308653U (en) | 2018-12-18 | 2018-12-18 | Hollow shift-variable planetary reduction gear driving device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822120115.0U CN209308653U (en) | 2018-12-18 | 2018-12-18 | Hollow shift-variable planetary reduction gear driving device |
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| Publication Number | Publication Date |
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| CN209308653U true CN209308653U (en) | 2019-08-27 |
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| CN201822120115.0U Active CN209308653U (en) | 2018-12-18 | 2018-12-18 | Hollow shift-variable planetary reduction gear driving device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109372423A (en) * | 2018-12-18 | 2019-02-22 | 中铁工程机械研究设计院有限公司 | Hollow shift-variable planetary reduction gear driving device |
-
2018
- 2018-12-18 CN CN201822120115.0U patent/CN209308653U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109372423A (en) * | 2018-12-18 | 2019-02-22 | 中铁工程机械研究设计院有限公司 | Hollow shift-variable planetary reduction gear driving device |
| CN109372423B (en) * | 2018-12-18 | 2024-03-08 | 中铁工程机械研究设计院有限公司 | Hollow gear-shifting planetary reduction driving device |
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