CN208010888U - A kind of hollow rotating drill rod mechanism of sliding-vane motor driving planetary gear speed-reduction combination - Google Patents
A kind of hollow rotating drill rod mechanism of sliding-vane motor driving planetary gear speed-reduction combination Download PDFInfo
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- CN208010888U CN208010888U CN201820351048.0U CN201820351048U CN208010888U CN 208010888 U CN208010888 U CN 208010888U CN 201820351048 U CN201820351048 U CN 201820351048U CN 208010888 U CN208010888 U CN 208010888U
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- bit shank
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- impeller
- planetary gear
- shank sleeve
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Abstract
The utility model discloses a kind of hollow rotating drill rod mechanism of sliding-vane motor driving planetary gear speed-reduction combination, including bit shank sleeve, bit shank sleeve realizes that turning pricker acts by the driving of vane pump planetary reducer assembly.Impeller-sun gear that the utility model passes through one hollow siamese part of setting, the power realized between vane pump and planetary reduction gear transmits, and impeller-sun gear is the same center of circle with the centre of gyration of planetary reduction gear and bit shank sleeve, shorten transmission chain size, transmission efficiency is improved, reliability is increased；Reduce basal body structure size, reduces main screw lift, it is not eccentric, it is convenient for hand-held；Meanwhile it may be gas that the power source of the utility model, which can be liquid, more in terms of power source selection, applicable situation is extensive, also makes the utility model more practical, easily facilitates popularization and application.
Description
Technical field
The utility model is related to one kind to make in coal mine, tunnel, railway, traffic, water power, national defence cubic meter of stone builds to foundation engineering
The hollow rotating drill rod mechanism of rock drill, is used primarily on rock drill, including hydraulic pressure class rock drill and pneumatic class rock drill, specifically
It says the hollow rotating drill rod mechanism for being related to a kind of sliding-vane motor driving planetary gear speed-reduction combination, belongs to engineering machinery field.
Background technology
As shown in Figure 1, the slewing equipment of hydraulic drill used at present, is exported by the torque of hydraulic motor, warp
Gear, V belt translation deceleration are transmitted torque and are mainly made of three parts to realize the revolution of drill steel and bore bit：First part by
Hydraulic motor 1, level-one driving wheel 3 and chamber shell 2 are constituted.Second part is by jackshaft 9, level-one follower 23, first bearing 4,
Two bearings 8 and synchronous driving wheel 7 are constituted.Part III is by first bearing 14, second bearing 18, synchronous follower 16, bit shank sleeve
11, guide sleeve 10, outer cover 12, platen 13, core 15 and synchronous belt 6 are constituted.
The principle of the slewing equipment is that the high pressure water that pumping plant provides is delivered to hydraulic motor 1, and driving hydraulic motor rotates,
Place is stretched in the axis of hydraulic motor, is connect with level-one driving wheel 3 with third flat key 24, the hydraulic motor of rotation drives level-one driving wheel
Rotation, constitutes the first part of the slewing equipment；
The rotation of level-one driving wheel 3 drives meshed level-one follower 23, level-one follower logical with jackshaft 9
Cross the second flat key 22, the second snap ring 21 connects integral, jackshaft 9 will be same by first bearing 4, second bearing 8 and spacer 5
Step driving wheel 7 is connected and fixed, and constitutes the second part of the slewing equipment；
Synchronous follower 16 is assemblied on bit shank sleeve 11 and is connected by the first snap ring 17 and the first flat key 20.And pass through third
The assembly relation of bearing 14, fourth bearing 18, core 15, platen 13, guide sleeve 10 and outer cover 12, by the position of synchronous follower 16
It determines, constitutes the Part III of the slewing equipment.When synchronous driving wheel 7 rotates, by the connection of synchronous belt 6, drives and synchronize
Follower 16, bit shank sleeve 11 rotate together with, and piston 19 completes reciprocating impact movement in bit shank sleeve 11, to realize hydraulic pressure rock drilling
Machine turns pricker transmission.
Other examples are mostly that toothed belt transmission is changed to gear drive, rest part and example indifference.This kind of revolution dress
Set that there is following defects：Transmission chain size is long, and efficiency is low, and energy consumption is high；Structure size is big, and weight of equipment is big, and equipment is eccentric, no
Conducive to hand-held.
Utility model content
The technical problems to be solved in the utility model is to overcome the above-mentioned deficiency of the prior art, provides a kind of transmission chain size
Short, efficient, energy consumption is low, and basic structure size is small, in the small sliding-vane motor driving planetary gear speed-reduction combination of machine weight
Empty rotating drill rod mechanism.
To solve the above problems, the utility model uses following technical scheme：A kind of sliding-vane motor driving planetary gear reduction
The hollow rotating drill rod mechanism of speed combination, including bit shank sleeve, bit shank sleeve is realized by the driving of vane pump planetary reducer assembly to be turned
Pricker acts.
It is that the utility model advanced optimizes said program below：The vane pump planetary reducer assembly
It include the planetary wheel carrier-bit shank sleeve for driving bit shank sleeve to rotate being arranged on bit shank sleeve.
It advanced optimizes：Circular array, which is shown, on the planetary wheel carrier-bit shank sleeve multiple can drive planetary wheel carrier-bit shank sleeve
The planetary gear of rotation.
It advanced optimizes：It is stair-stepping planetary ring gear that the multiple planetary external engagement, which has longitudinal section, and is gone
Star gear ring is coaxially assembled with bit shank sleeve.
It advanced optimizes：Position on the bit shank sleeve close to planetary wheel carrier-bit shank sleeve side is provided with for driving row
Impeller-sun gear of star gear rotation.
It advanced optimizes：Impeller-the sun gear is integrated two parts of connection, a part for for impeller-too
The impeller of sun wheel unitary rotation, another part is the sun gear engaged with planetary gear.
It advanced optimizes：Circular array shows multiple blades that can be rotated with impeller-sun gear on the impeller.
It advanced optimizes：It is spaced apart on the excircle of the impeller to be equipped with pump case.
It advanced optimizes：Right pump piece is provided between the impeller and pump case and planetary ring gear and planetary gear.
It advanced optimizes：On the bit shank sleeve left pump piece is coaxially equipped with close to the position of impeller and pump case.
When work, after pressure medium enters vane pump by medium entrance, blade rotation acting, Jie after acting are pushed
Matter is rotated from media outlet aerial drainage or emptying, blade impeller-sun gear, the rotation drive planetary gear of impeller-sun gear,
Planetary wheel carrier-bit shank sleeve is rotated along fixed planetary ring gear, and the underdrive of planetary wheel carrier-bit shank sleeve is turning for rock drill
Pricker power, exchange media input, delivery outlet, vane pump can positive and negative rotation, the direction of rotation of bit shank sleeve also changes correspondingly, and changes and enters
Rate-of flow, pressure or change planetary ring gear and the gear ratio of impeller-sun gear in vane pump can change planetary wheel carrier-pricker
Tail sleeve turns pricker speed and turns pricker torque, to adapt to the rock drilling equipment of different size.
The utility model realizes vane pump and planetary reduction gear by impeller-sun gear of one hollow siamese part of setting
Between power transmit, and drive bit shank sleeve to do by planetary reduction gear and turn pricker movement, and impeller-sun gear and planetary reduction gear
The centre of gyration of device and bit shank sleeve is the same center of circle, shortens transmission chain size, improves transmission efficiency, increases reliability；
Reduce basal body structure size, reduces main screw lift, it is not eccentric, it is convenient for hand-held；Meanwhile the pressure matchmaker of the utility model
It can may be gas for liquid to be situated between, and applicable situation is extensive, also makes the utility model more practical, easily facilitates popularization and answers
With.
The utility model is described in further detail with reference to the accompanying drawings and examples.
Description of the drawings
Fig. 1 is the structural schematic diagram of the utility model revolving structure in the background technology；
Fig. 2 is the structural schematic diagram of the utility model in embodiment；
Fig. 3 is the structural schematic diagram of the utility model vane pump planetary reducer assembly in embodiment；
Fig. 4 be in Fig. 3 A-A to sectional view；
Fig. 5 is the sectional view of B-B direction in Fig. 3.
In figure：1- hydraulic motors；2- chamber shells；3- level-one driving wheels；4- first bearings；5- spacers；6- synchronous belts；7- is synchronized
Driving wheel；8- second bearings；9- jackshafts；10- guide sleeves；11- bit shank sleeves；12- outer covers；13- platens；14- 3rd bearings；15-
Core；16- synchronizes follower；The first snap rings of 17-；18- fourth bearings；19- pistons；The first flat keys of 20-；The second snap rings of 21-；
The second flat keys of 22-；23- level-one followers；24- third flat keys；25- impellers；26- sun gears；27- vane pump planetary gear speed-reductions
Device assembly；28- rock drill bodies；29- impellers-sun gear；30- planetary wheel carriers-bit shank sleeve；31- rock drill body interface sides；
32- bit shank sleeve right bearings；33- planet wheel spindles；34- planet wheel spindle bearings；35- connection bolts；36- planetary gears；37- planet teeth
Circle；The right pump pieces of 38-；39- pump cases；40- blades；41- springs；The left pump pieces of 42-；43- guide sleeve interface sides；44- bit shank sleeve left bearings；
45- impellers-sun wheel support bearing；46- medium entrances；47- media outlets.
Specific implementation mode
Embodiment, as shown in Figures 2 to 5, a kind of hollow rotating drill rod mechanism of sliding-vane motor driving planetary gear speed-reduction combination,
Including bit shank sleeve 11, bit shank sleeve 11 realizes that turning pricker acts by the driving of vane pump planetary reducer assembly 27.
The vane pump planetary reducer assembly 27 include on the excircle of bit shank sleeve 11 with bit shank sleeve 11 1
Planetary wheel carrier-bit shank sleeve 30 of body connection, and planetary wheel carrier-bit shank sleeve 30 is coaxially disposed with bit shank sleeve 11, planetary wheel carrier-bit shank
30 rotation of set drives bit shank sleeve 11 to rotate.
The side of the planetary wheel carrier-bit shank sleeve 30 is evenly provided with multiple planetary gears 36 by the position of proximal edge,
It is each rotatablely connected between planetary gear 36 and planetary wheel carrier-bit shank sleeve 30, the rotation of planetary gear 36 drives planetary wheel carrier-bit shank
30 rotation of set.
Coaxially be equipped with planet wheel spindle 33 on each planetary gear 36 respectively, and each planetary gear 36 with it is corresponding
Planet wheel spindle bearing 34 is respectively arranged between planet wheel spindle 33.
One end of each planet wheel spindle 33 is respectively and fixedly installed on planetary wheel carrier-bit shank sleeve 30, and each planet
The axis of wheel shaft 33 is parallel with the axis of planetary wheel carrier-bit shank sleeve 30 respectively.
It is stair-stepping planetary ring gear 37 that the external engagement of the multiple planetary gear 36, which has longitudinal section, and planetary ring gear 37 is logical
Cross bit shank sleeve right bearing 32 and the coaxial assembly of bit shank sleeve 11.
The side of the planetary ring gear 37 is provided with rock drill body interface side 31 close to the position of bit shank sleeve right bearing 32,
Rock drill body interface side 31 is connect with rock drill body 28.
Position on the bit shank sleeve 11 close to 30 side of planetary wheel carrier-bit shank sleeve is provided with for driving planetary gear 36
Impeller-sun gear 29 of rotation.
Impeller-the sun gear 29 is by impeller-sun wheel support bearing 45 and the coaxial assembly of bit shank sleeve 11, and impeller-is too
Positive wheel support bearing 45 is used to support the rotation of impeller-sun gear 29, and layout in this way can reduce the radial structure ruler of the device
It is very little.
Impeller-the sun gear 29 is integrated two parts of connection, and a part is whole for impeller-sun gear 29
The impeller 25 of rotation, another part are the sun gear 26 engaged with planetary gear 36, and the rotation of sun gear 26 drives planetary gear 36
Rotation.
Circular array shows multiple blades 40 that can be rotated with impeller-sun gear 29, each blade on the impeller 25
40 are slidably mounted on respectively in the cavity that opposite position opens up on impeller 25.
It is spaced apart on the excircle of the impeller 25 to be coaxially equipped with pump case 39, it is offered in pump case 39 and impeller
The oval chamber of 25 coaxial arrangements, impeller 25 are coaxially mounted in the oval chamber.
Spring 41 is respectively arranged between each blade 40 and corresponding cavity inner bottom surface, each spring 41 can make
Corresponding blade 40 is withstood on the inner wall of pump case 39.
Right pump piece 38 is provided between the impeller 25 and pump case 39 and planetary ring gear 37 and planetary gear 36.
It is coaxially assembled by bit shank sleeve left bearing 44 close to the position of 39 side of impeller 25 and pump case on the bit shank sleeve 11
There is left pump piece 42, and the left side of left pump piece 42 is guide sleeve interface side 43.
The multiple blade 40 by right pump piece 38, left pump piece 42, the space between impeller 25 and pump case 39 is divided into and leaf
The equal multiple regions of the quantity of piece 40, in rotary course each region respectively with the medium entrance 46 being arranged on pump case 39 or
Media outlet 47 communicates.
It is sealed respectively by sealing element between the left pump piece 42, pump case 39, right pump piece 38 and planetary ring gear 37, and passes through company
Connecting bolt 35 is fixedly connected.
The impeller 25, blade 40, spring 41, left pump piece 42, pump case 39 and right pump piece 38 form vane pump.
The sun gear 26, planetary gear 36, planetary ring gear 37, planet wheel spindle 33, planet wheel spindle bearing 34 and planetary gear
Frame-bit shank sleeve 30 forms planetary reduction gear.
When work, after pressure medium enters vane pump by medium entrance 46, the rotation acting of blade 40 is pushed, after acting
Medium from 47 aerial drainage of media outlet or emptying, 40 impellers of blade-sun gear 29 rotates, the rotation of impeller-sun gear 29
Planetary gear 36, planetary wheel carrier-bit shank sleeve 30 are driven, is rotated along fixed planetary ring gear 37, planetary wheel carrier-bit shank sleeve 30 subtracts
Speed rotation is that rock drill turns pricker power, exchange media input, delivery outlet, vane pump can positive and negative rotation, the rotation of bit shank sleeve 11
Direction also changes correspondingly, and changes the rate-of flow entered in vane pump, pressure or changes planetary ring gear 37 and impeller-sun gear 29
Gear ratio can change turning pricker speed and turning pricker torque for planetary wheel carrier-bit shank sleeve 30, to adapt to the rock drilling of different size
Equipment.
The utility model realizes vane pump and planetary reduction gear by impeller-sun gear of one hollow siamese part of setting
Between power transmit, and drive bit shank sleeve to do by planetary reduction gear and turn pricker movement, and impeller-sun gear and planetary reduction gear
The centre of gyration of device and bit shank sleeve is the same center of circle, shortens transmission chain size, improves transmission efficiency, increases reliability；
Reduce basal body structure size, reduces main screw lift, it is not eccentric, it is convenient for hand-held；Meanwhile the pressure matchmaker of the utility model
It can may be gas for liquid to be situated between, and applicable situation is extensive, also makes the utility model more practical, easily facilitates popularization and answers
With.
Claims (10)
1. a kind of hollow rotating drill rod mechanism of sliding-vane motor driving planetary gear speed-reduction combination, including bit shank sleeve（11）, feature exists
In：Bit shank sleeve（11）By vane pump planetary reducer assembly（27）Driving, which is realized, turns pricker action.
2. a kind of hollow rotating drill rod mechanism of sliding-vane motor driving planetary gear speed-reduction combination according to claim 1, special
Sign is：The vane pump planetary reducer assembly（27）It is included in bit shank sleeve（11）Upper setting is used to drive bit shank
Set（11）Planetary wheel carrier-bit shank sleeve of rotation（30）.
3. a kind of hollow rotating drill rod mechanism of sliding-vane motor driving planetary gear speed-reduction combination according to claim 2, special
Sign is：Planetary wheel carrier-the bit shank sleeve（30）Upper circular array, which is shown, multiple can drive planetary wheel carrier-bit shank sleeve（30）Rotation
Planetary gear（36）.
4. a kind of hollow rotating drill rod mechanism of sliding-vane motor driving planetary gear speed-reduction combination according to claim 3, special
Sign is：The multiple planetary gear（36）External engagement have longitudinal section be stair-stepping planetary ring gear（37）, and planet tooth
Circle（37）With bit shank sleeve（11）Coaxial assembly.
5. a kind of hollow rotating drill rod mechanism of sliding-vane motor driving planetary gear speed-reduction combination according to claim 4, special
Sign is：The bit shank sleeve（11）Upper close planetary wheel carrier-bit shank sleeve（30）The position of side is provided with for driving planet tooth
Wheel（36）Impeller-sun gear of rotation（29）.
6. a kind of hollow rotating drill rod mechanism of sliding-vane motor driving planetary gear speed-reduction combination according to claim 5, special
Sign is：Impeller-the sun gear（29）Two parts of connection are integrated, a part is for impeller-sun gear（29）
The impeller of unitary rotation（25）, another part is and planetary gear（36）The sun gear of engagement（26）.
7. a kind of hollow rotating drill rod mechanism of sliding-vane motor driving planetary gear speed-reduction combination according to claim 6, special
Sign is：The impeller（25）Upper circular array show it is multiple can be with impeller-sun gear（29）The blade of rotation（40）.
8. a kind of hollow rotating drill rod mechanism of sliding-vane motor driving planetary gear speed-reduction combination according to claim 7, special
Sign is：The impeller（25）Excircle on spaced apart be equipped with pump case（39）.
9. a kind of hollow rotating drill rod mechanism of sliding-vane motor driving planetary gear speed-reduction combination according to claim 8, special
Sign is：The impeller（25）And pump case（39）With planetary ring gear（37）And planetary gear（36）Between be provided with right pump piece
（38）.
10. a kind of hollow rotating drill rod mechanism of sliding-vane motor driving planetary gear speed-reduction combination according to claim 9, special
Sign is：The bit shank sleeve（11）Upper close impeller（25）And pump case（39）Position be coaxially equipped with left pump piece（42）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820351048.0U CN208010888U (en) | 2018-03-15 | 2018-03-15 | A kind of hollow rotating drill rod mechanism of sliding-vane motor driving planetary gear speed-reduction combination |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820351048.0U CN208010888U (en) | 2018-03-15 | 2018-03-15 | A kind of hollow rotating drill rod mechanism of sliding-vane motor driving planetary gear speed-reduction combination |
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| Publication Number | Publication Date |
|---|---|
| CN208010888U true CN208010888U (en) | 2018-10-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820351048.0U Active CN208010888U (en) | 2018-03-15 | 2018-03-15 | A kind of hollow rotating drill rod mechanism of sliding-vane motor driving planetary gear speed-reduction combination |
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| CN (1) | CN208010888U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108223756A (en) * | 2018-03-15 | 2018-06-29 | 山东天瑞重工有限公司 | A kind of hollow rotating drill rod mechanism of sliding-vane motor driving planetary gear speed-reduction combination |
| CN114103899A (en) * | 2021-12-31 | 2022-03-01 | 富奥汽车零部件股份有限公司 | Retarder arranged at wheel edge and motor vehicle thereof |
-
2018
- 2018-03-15 CN CN201820351048.0U patent/CN208010888U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108223756A (en) * | 2018-03-15 | 2018-06-29 | 山东天瑞重工有限公司 | A kind of hollow rotating drill rod mechanism of sliding-vane motor driving planetary gear speed-reduction combination |
| CN114103899A (en) * | 2021-12-31 | 2022-03-01 | 富奥汽车零部件股份有限公司 | Retarder arranged at wheel edge and motor vehicle thereof |
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