CN208166436U - A kind of jib lubbing mechanism - Google Patents
A kind of jib lubbing mechanism Download PDFInfo
- Publication number
- CN208166436U CN208166436U CN201820759910.1U CN201820759910U CN208166436U CN 208166436 U CN208166436 U CN 208166436U CN 201820759910 U CN201820759910 U CN 201820759910U CN 208166436 U CN208166436 U CN 208166436U
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- CN
- China
- Prior art keywords
- deceleration device
- transmission shaft
- level
- reel
- jib lubbing
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Abstract
The utility model relates to building machinery engineering equipment fields, and in particular to a kind of jib lubbing mechanism comprising reel, actuator, rack and transmission shaft；Hollow portion is equipped in reel, transmission shaft and deceleration device are placed in hollow portion, and reel is rotationally connected with rack；Transmission shaft one end is connected with actuator, and the transmission shaft other end is for driving spool turns.The transmission shaft and deceleration device of jib lubbing mechanism provided by the utility model are set in the hollow portion of reel, so that the volume that transmission shaft occupies reduces, so as to effectively reduce the volume of jib lubbing mechanism entirety, so that the structure of jib lubbing mechanism is more compact.
Description
Technical field
The utility model relates to a kind of building machinery engineering equipment, especially a kind of jib lubbing mechanism.
Background technique
Jib lubbing mechanism is the groundwork mechanism of jib-type crane, for changing the amplitude of crane, i.e. change suspension hook
To the horizontal distance of crane rotation central axis, article is loaded and unloaded at different conditions to adapt to crane in (or grab bucket) center.
Jib lubbing mechanism includes three motor, retarder and reel parts.In the jib lubbing mechanism of the prior art, retarder is set to
Between motor and reel, by being connected between transmission shaft between retarder, motor and reel.This structure setting, so that luffing
The size of mechanism entirety is larger.
Utility model content
The goal of the invention of the utility model is：For larger-size problem of the existing technology, a kind of change is provided
Width mechanism.
To achieve the goals above, the technical solution adopted in the utility model is：
A kind of jib lubbing mechanism, including reel, actuator, rack and transmission shaft；Hollow portion is equipped in reel, transmission shaft is placed in
In hollow portion, reel is rotationally connected with rack；Transmission shaft one end is connected with actuator, and the transmission shaft other end is for driving volume
Cylinder rotation.
The transmission of jib lubbing mechanism provided by the utility model is set in the hollow portion of reel, so that the body that transmission shaft occupies
Product reduces, so as to effectively reduce the volume of jib lubbing mechanism entirety, so that the structure of jib lubbing mechanism is more compact.
It as a preferred embodiment of the present invention, further include deceleration device, deceleration device is set in hollow portion, deceleration device
Cabinet be connected with reel, the input shaft of deceleration device is connected with transmission shaft far from one end of actuator.
The deceleration device of jib lubbing mechanism provided by the utility model is also disposed in the hollow portion of reel, when work, transmission
Revolving speed is passed to deceleration device by axis, and is rotated together by the cabinet of deceleration device band movable reel, so that the knot of jib lubbing mechanism
Structure is more compact.
As a preferred embodiment of the present invention, the cabinet of deceleration device is connected with reel by screw thread.
The cabinet of deceleration device is set to be connected with reel by screw thread, being connected firmly for deceleration device and reel can pass through
The revolving speed of control deceleration device achievees the effect that control drum speed.
As a preferred embodiment of the present invention, deceleration device is two stage reducer.
Deceleration device is set as two stage reducer, and deceleration device is enable to have biggish transmission ratio, to obtain ideal
Drum speed.
As a preferred embodiment of the present invention, deceleration device include level-one sun gear, primary annulus, primary planet wheel,
Primary planet carrier, secondary solar gear, second level gear ring, secondary planet wheel, secondary planet frame, third dead axle；Level-one sun gear with it is defeated
Entering axis to be connected, level-one sun gear is cooperated with primary annulus by primary planet wheel, and primary planet carrier is connected with primary planet wheel,
The axis collinear of primary planet carrier and level-one sun gear；Primary planet carrier is connected with secondary solar gear, secondary solar gear and second level
Gear ring is cooperated by secondary planet wheel, the axis collinear of secondary planet frame and secondary solar gear；Secondary planet frame and third dead axle
It is connected, third dead axle is connected with the cabinet of deceleration device by bearing；The cabinet of primary annulus and second level gear ring and deceleration device
It is connected；Level-one sun gear and transmission shaft are coaxially disposed, and secondary solar gear and transmission shaft are coaxially disposed, and third dead axle and transmission shaft are same
Axis setting.
By said structure design, the revolving speed of input shaft successively passes to level-one sun gear, primary planet wheel, primary planet
Frame, secondary solar gear, secondary planet wheel, second level gear ring, and it is ultimately transferred to cabinet, to realize turning for deceleration box device
It is dynamic, and drive spool turns.This structure setting enables deceleration device to obtain large range of biography in lesser volume
Dynamic ratio.
As a preferred embodiment of the present invention, first end cover is additionally provided on reel, first end cover is fixedly linked with reel,
First end cover is connected with deceleration device cabinet by bearing.
The setting of first end cover, the lubricating oil that can be avoided in deceleration device is lost, while extraneous dust being avoided to enter
Deceleration device enables deceleration device to have longer service life.
As a preferred embodiment of the present invention, second end cover is additionally provided in rack, one end of close actuator on reel
It is connected with second end cover by bearing, second end cover is equipped with the channel being connected for actuator output shaft with transmission shaft.
To sum up, by adopting the above-described technical solution, the utility model has the beneficial effects that：
1. the transmission of jib lubbing mechanism provided by the utility model is set in the hollow portion of reel, so that transmission shaft occupied
Volume reduces, so as to effectively reduce the volume of jib lubbing mechanism entirety, so that the structure of jib lubbing mechanism is more compact.
2. the deceleration device of jib lubbing mechanism provided by the utility model is also disposed in the hollow portion of reel, when work, pass
Revolving speed is forwarded to deceleration device by moving axis, and is rotated together by the cabinet of deceleration device band movable reel, so that jib lubbing mechanism
Structure is more compact.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model.
Fig. 2 is the cross-sectional view of reel provided by the utility model.
Icon：1- jib lubbing mechanism；11- actuator；12- reel；13- rack；121- hollow portion；14- transmission shaft；15- subtracts
Speed variator；151- input shaft；152a- level-one sun gear；153a- primary planet carrier；154a- primary annulus；155a- primary planet
Wheel；152b- secondary solar gear；153b- secondary planet frame；154b- second level gear ring；155b- secondary planet wheel；156- third is fixed
Axis；157- cabinet；122- first end cover；124- second end cover.
Specific embodiment
With reference to the accompanying drawing, the utility model is described in detail.
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing and implementation
Example, the present invention will be further described in detail.It should be appreciated that specific embodiment described herein is only to explain this
Utility model is not used to limit the utility model.
Embodiment
Please refer to Fig. 1 and Fig. 2.The utility model embodiment provides a kind of jib lubbing mechanism 1, and this jib lubbing mechanism 1 includes
Reel 12, actuator 11, rack 13 and transmission shaft 14；Hollow portion 121 is equipped in reel 12, transmission shaft 14 is placed in hollow portion 121
In, reel 12 is rotationally connected with rack 13；14 one end of transmission shaft is connected with actuator 11, and 14 other end of transmission shaft is used for band
Movable reel 12 rotates.
The transmission of jib lubbing mechanism 1 provided by the utility model is set in the hollow portion 121 of reel 12, so that transmission shaft 14
The volume of occupancy reduces, so as to effectively reduce the whole volume of jib lubbing mechanism 1, so that the structure of jib lubbing mechanism 1 is more stepped up
It gathers.
Preferably, jib lubbing mechanism 1 further includes deceleration device 15, and deceleration device 15 is set in hollow portion 121, deceleration device 15
Cabinet 157 be connected with reel 12, the input shaft 151 of deceleration device 15 is connected with transmission shaft 14 far from one end of actuator 11.
The deceleration device 15 of jib lubbing mechanism 1 provided by the utility model is also disposed in the hollow portion 121 of reel 12, work
When, revolving speed is forwarded to deceleration device 15 by transmission shaft 14, and is turned together by the cabinet 157 of deceleration device 15 with movable reel 12
It is dynamic, so that the structure of jib lubbing mechanism 1 is more compact.
Preferably, the cabinet 157 of deceleration device 15 is connected with reel 12 by screw thread.
The cabinet 157 of deceleration device 15 is set to be connected with reel 12 by screw thread, the connection jail of deceleration device 15 and reel 12
Gu can achieve the effect that control 12 revolving speed of reel by controlling the revolving speed of deceleration device 15.
Preferably, deceleration device 15 is two stage reducer.
Deceleration device 15 is set as two stage reducer, and deceleration device 15 is enable to have biggish transmission ratio, to obtain
12 revolving speed of ideal reel.
Preferably, deceleration device 15 includes level-one sun gear 152a, primary annulus 154a, primary planet wheel 155a, level-one
Planet carrier 153a, secondary solar gear 152b, second level gear ring 154b, secondary planet wheel 155b, secondary planet frame 153b, third dead axle
156；Level-one sun gear 152a is connected with input shaft 151, and level-one sun gear 152a and primary annulus 154a pass through primary planet wheel
155a cooperation, primary planet carrier 153a are connected with primary planet wheel 155a's, primary planet carrier 153a and level-one sun gear 152a
Axis collinear；Primary planet carrier 153a is connected with secondary solar gear 152b, and secondary solar gear 152b and second level gear ring 154b are logical
Cross secondary planet wheel 155b cooperation, the axis collinear of secondary planet frame 153b and secondary solar gear 152b；Secondary planet frame 153b
It is connected with third dead axle 156, third dead axle 156 is connected with the cabinet 157 of deceleration device 15 by bearing；Primary annulus 154a and
Second level gear ring 154b is connected with the cabinet 157 of deceleration device 15；Level-one sun gear 152a and transmission shaft 14 are coaxially disposed, and second level is too
Sun wheel 152b and transmission shaft 14 are coaxially disposed, and third dead axle 156 and transmission shaft 14 are coaxially disposed.
By said structure design, the revolving speed of input shaft 151 successively passes to level-one sun gear 152a, primary planet wheel
155a, primary planet carrier 153a, secondary solar gear 152b, secondary planet wheel 155b, secondary planet frame 153b, and be ultimately transferred to
Cabinet 157 to realize the rotation of cabinet 157, and is rotated with movable reel 12.This structure setting, enables deceleration device 15
Enough large range of transmission ratios of activity in lesser volume, also have the characteristics of smooth running, low noise.
Preferably, first end cover 122 is additionally provided in rack 13, first end cover 122 is fixedly linked with third dead axle 156, the
One end cap 122 is connected with reduction case 157 by bearing.
In the other embodiments of the utility model, first end cover 122 can also be integrally formed with third dead axle 156 and set
It sets.
The setting of first end cover 122, the lubricating oil that can be avoided in deceleration device 15 is lost, while avoiding extraneous dust
Into deceleration device 15, enable deceleration device 15 that there is longer service life.
It is additionally provided with second end cover 124 in rack 13, passes through close to one end of actuator 11 with second end cover 124 on reel 12
Bearing is connected, and second end cover 124 is equipped with the channel being connected for 11 output shaft of actuator with transmission shaft 14.
The beneficial effect of jib lubbing mechanism 1 provided by the utility model is：
1. the transmission shaft 14 of jib lubbing mechanism 1 provided by the utility model is set in the hollow portion 121 of reel 12, so that passing
The volume that moving axis 14 occupies reduces, so as to effectively reduce the whole volume of jib lubbing mechanism 1, so that the structure of jib lubbing mechanism 1
It is more compact.
2. the deceleration device 15 of jib lubbing mechanism 1 provided by the utility model is also disposed in the hollow portion 121 of reel 12, work
When making, revolving speed is forwarded to deceleration device 15 by transmission shaft 14, and is turned together by the cabinet 157 of deceleration device 15 with movable reel 12
It is dynamic, so that the structure of jib lubbing mechanism 1 is more compact.
3. the revolving speed of input shaft 151 successively passes to level-one sun gear 152a, primary planet wheel 155a, primary planet carrier
153a, secondary solar gear 152b, secondary planet wheel 155b, second level gear ring 154b, and it is ultimately transferred to cabinet 157, to realize
The rotation of cabinet 157, and rotated with movable reel 12.This structure setting enables deceleration device 15 in lesser volume
Obtain large range of transmission ratio.
The above is only the preferred embodiments of the present utility model only, is not intended to limit the utility model, all practical at this
Made any modifications, equivalent replacements, and improvements etc., should be included in the guarantor of the utility model within novel spirit and principle
Within the scope of shield.
Claims (7)
1. a kind of jib lubbing mechanism, which is characterized in that including reel, actuator, rack and transmission shaft；
Hollow portion is equipped in the reel, the transmission shaft is placed in the hollow portion, the reel rotationally with the machine
Frame is connected；
Described transmission shaft one end is connected with the actuator, and the transmission shaft other end is for driving the spool turns.
2. jib lubbing mechanism according to claim 1, which is characterized in that further include deceleration device, the deceleration device is set to
In the hollow portion, the cabinet of the deceleration device is connected with the reel, the input shaft of the deceleration device and the transmission
Axis is connected far from one end of the actuator.
3. jib lubbing mechanism according to claim 2, which is characterized in that the cabinet of the deceleration device passes through with the reel
Screw thread is connected.
4. jib lubbing mechanism according to claim 3, which is characterized in that the deceleration device is two stage reducer.
5. jib lubbing mechanism according to claim 4, which is characterized in that the deceleration device includes level-one sun gear, level-one
Gear ring, primary planet wheel, primary planet carrier, secondary solar gear, second level gear ring, secondary planet wheel, secondary planet frame, third are fixed
Axis；
The level-one sun gear is connected with the input shaft, and the level-one sun gear and the primary annulus pass through primary planet wheel
Cooperation, the primary planet carrier are connected with the primary planet wheel, the axis of the primary planet carrier and the level-one sun gear
Line is conllinear；
The primary planet carrier is connected with the secondary solar gear, and the secondary solar gear and the second level gear ring pass through second level row
Meshing engagement, the axis collinear of the secondary planet frame and the secondary solar gear；
The secondary planet frame is connected with the third dead axle, and the cabinet of the third dead axle and the deceleration device passes through bearing
It is connected；
The primary annulus and second level gear ring are connected with the cabinet of the deceleration device；
Level-one sun gear and the transmission shaft are coaxially disposed, and secondary solar gear and the transmission shaft are coaxially disposed, third dead axle with
The transmission shaft coaxial arrangement.
6. jib lubbing mechanism according to claim 5, which is characterized in that it is additionally provided with first end cover in the rack, described
One end cap is fixedly linked or is integrally formed with the third dead axle, and the first end cover is connected with the cabinet by bearing.
7. jib lubbing mechanism according to claim 6, which is characterized in that be additionally provided with second end cover, the volume in the rack
One end on cylinder close to the actuator is connected with the second end cover by bearing, and the second end cover is equipped with for driving
The channel that part output shaft is connected with the transmission shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820759910.1U CN208166436U (en) | 2018-05-21 | 2018-05-21 | A kind of jib lubbing mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820759910.1U CN208166436U (en) | 2018-05-21 | 2018-05-21 | A kind of jib lubbing mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208166436U true CN208166436U (en) | 2018-11-30 |
Family
ID=64365095
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820759910.1U Active CN208166436U (en) | 2018-05-21 | 2018-05-21 | A kind of jib lubbing mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208166436U (en) |
-
2018
- 2018-05-21 CN CN201820759910.1U patent/CN208166436U/en active Active
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