CN107487728A - A kind of dual-motor driving mechanism of crane gear - Google Patents
A kind of dual-motor driving mechanism of crane gear Download PDFInfo
- Publication number
- CN107487728A CN107487728A CN201710842678.8A CN201710842678A CN107487728A CN 107487728 A CN107487728 A CN 107487728A CN 201710842678 A CN201710842678 A CN 201710842678A CN 107487728 A CN107487728 A CN 107487728A
- Authority
- CN
- China
- Prior art keywords
- gear
- motor
- crane
- dual
- driving mechanism
- 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.)
- Withdrawn
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
- B66D1/00—Rope, cable, or chain winding mechanisms; Capstans
- B66D1/02—Driving gear
- B66D1/12—Driving gear incorporating electric motors
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
- B66D1/00—Rope, cable, or chain winding mechanisms; Capstans
- B66D1/02—Driving gear
- B66D1/14—Power transmissions between power sources and drums or barrels
- B66D1/22—Planetary or differential gearings, i.e. with planet gears having movable axes of rotation
- B66D1/225—Planetary or differential gearings, i.e. with planet gears having movable axes of rotation variable ratio or reversing gearing
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H3/00—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion
- F16H3/44—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion using gears having orbital motion
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Retarders (AREA)
Abstract
The invention discloses a kind of dual-motor driving mechanism of crane gear, including the first motor, the second motor, drum of crane, power transmitting mechanism, more grooves are provided with the barrel of drum of crane；Drum of crane both ends are fixedly mounted on support, and can be rotated around its central axis, one end of drum of crane is stretched out, and first gear is fixedly mounted in section of stretching out, second gear is installed on the output shaft of power transmitting mechanism, first gear engages with second gear；First motor, the second motor are connected with power transmitting mechanism, and the output power of motor is passed into power transmitting mechanism.It is an advantage of the invention that：Power input is provided by two motors, can ensure that at least a motor is normal work, while only need to change assembling structure, it is possible to realize that double speed works, it is simple to operate.
Description
Technical field
The invention belongs to the technical field of the drive mechanism of crane gear, and in particular to a kind of bi-motor of crane gear drives
Motivation structure.
Background technology
Crane is the general typical handling facilities of harbour, harbour.Large-scale crane structure is complicated, and installation accuracy is high,
Difficulty of construction is big, and the goods weight that crane is lifted by crane is larger, it is desirable to which complete machine structure is stable, it is therefore desirable to has extremely important
Drive mechanism ensure crane normal operation, if no matter any reason result in electric motor fails and shut down,
The goods of lifting up can hurtle down under self gravitation, it is easy to produce great production liability accident.
Patent of invention《Crane dual-drive mechanism》(Authorization Notice No.：The B of CN 103253593) in introduce a kind of lifting
Machine double driving mechanism, including：First motor and the second motor；Drive axle, there is the first drive mechanism independent of each other and second
Drive mechanism；First tire and the second tire, respectively inside and outside the crane, wherein first and second electricity
Machine drives the first tire and the second tire, the structure of this crane to compare via first and second drive mechanism respectively
It is complicated, it is desirable to machining accuracy it is also very high, be not suitable for producing in enormous quantities.
The content of the invention
It is an object of the invention to provide a kind of dual-motor driving mechanism of crane gear, to solve in above-mentioned background technology
The problem of proposition.
To achieve the above object, the present invention provides following technical scheme：A kind of dual-motor driving mechanism of crane gear, bag
The first motor, the second motor, drum of crane, power transmitting mechanism are included, is provided with the barrel of described drum of crane more
Groove；
Described drum of crane both ends are fixedly mounted on support, and can be rotated around its central axis, described
One end of drum of crane is stretched out, and first gear is fixedly mounted in section of stretching out, in the output shaft of described power transmitting mechanism
On second gear is installed, described first gear engages with second gear (41)；
Described the first motor, the second motor are connected with power transmitting mechanism, the output power of motor are passed to dynamic
Power transport mechanism.
Preferably, described power transmitting mechanism selects planetary gearing train structure, and its structure is：Include sun gear, outer shroud
Gear, planetary gear, the Internal and external cycle of described outer ring gear are provided with gear, and described planetary gear engages with sun gear,
Described planetary gear engages with the internal tooth of outer ring gear；The 3rd tooth is installed with the output shaft of the first described motor
Wheel, and the 3rd described gear engages with the external tooth of outer ring gear, the output shaft of the second described motor is directly consolidated with sun gear
Dingan County fills.
Preferably, the first described motor, the output shaft of the second motor can point to same direction, can also point to difference
Direction, the structure of its power transmitting mechanism difference.
Preferably, the output shaft of the first described motor, the second motor is towards same direction, described power transmitting mechanism
Structure as stated in claim 2.
Preferably, described planetary gear is more.
Preferably, described planetary gear is three, and the planetary shaft core position described in adjacent two is used
Connecting rod connects.
Preferably, described planetary gear includes the first planetary gear and the second planetary gear, the first described planet tooth
The running orbit of wheel is different from the second planetary running orbit, and wherein sun gear engages with the first planetary gear, the second row
Star gear engages with the internal tooth of the first planetary gear, outer ring gear.
Preferably, the first described planetary gear is more, and the second described planetary gear is more.
Preferably, the first described planetary gear is three, and is used per adjacent two the first planetary shaft core positions
First connecting rod connects；The second described planetary gear is three, and per adjacent two the second planetary shaft core positions with the
Two connecting rods connect.
Preferably, it is mounted on clutch between the first described motor, the second motor and power transmitting mechanism.
Preferably, the structure of described clutch is：Comprising a frame, first turn is provided with described frame
Axle, the second rotating shaft, are installed with the 4th gear in described first rotating shaft, and the 5th is set with the second described rotating shaft
Gear, is also equipped with a shift fork in the second described rotating shaft, and the second described rotating shaft is connected with clutch output shaft.
Preferably, the output shaft of the first rotating shaft for the clutch being connected with the first motor and the first motor is connected, second turn
Axle coordinates with outer ring gear, and the first rotating shaft for the clutch being connected with the second motor and the output shaft of the second motor are connected, the
Two rotating shafts coordinate with sun gear.
Compared with prior art, the beneficial effects of the invention are as follows：Power input is provided by two motors, can be ensured at least
It is normal work to have a motor, while only needs to change assembling structure, it is possible to realize that double speed works, it is simple to operate
It is convenient.
Brief description of the drawings
Fig. 1 is a kind of structural representation of the embodiment 1 of the dual-motor driving mechanism of crane gear of the present invention.
Fig. 2 be the present invention a kind of crane gear dual-motor driving mechanism embodiment 1 in power transmitting mechanism knot
Structure schematic diagram.
Fig. 3 is a kind of structural representation of the embodiment 2 of the dual-motor driving mechanism of crane gear of the present invention.
Fig. 4 be the present invention a kind of crane gear dual-motor driving mechanism embodiment 2 in power transmitting mechanism knot
Structure schematic diagram.
Fig. 5 is a kind of structural representation of the clutch of the dual-motor driving mechanism of crane gear of the present invention.
In figure：The motors of 1- first；The gears of 11- the 3rd；The motors of 2- second；3- drum of crane；31- supports；The teeth of 32- first
Wheel；4- power transmitting mechanisms；41- second gears；42- sun gears；43- outer ring gears；44- planetary gears；The planets of 441- first
Gear；The planetary gears of 442- second；443- connecting rods；444- first connecting rods；445- second connecting rods；5- clutches；51- frames；52-
First rotating shaft；The rotating shafts of 53- second；The gears of 54- the 4th；The gears of 55- the 5th；56- shift forks.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in embodiments of the invention is carried out it is clear,
It is fully described by, it is clear that described embodiment is only part of the embodiment of the present invention, rather than whole embodiments.Base
Embodiment in the present invention, those of ordinary skill in the art obtained under the premise of creative work is not made it is all its
His embodiment, belongs to the scope of protection of the invention.
A kind of dual-motor driving mechanism of crane gear of the present invention, mainly include the first motor 1, the second motor 2, lifting
Machine cylinder 3, power transmitting mechanism 4.More grooves are provided with the barrel of drum of crane 3, during for preventing that crane from working
Skidded between steel wire rope and drum of crane 3.
As shown in Figure 1, Figure 3, the both ends of drum of crane 3 are fixedly mounted on support 31, and can be around its central axis
Rotate, one end of drum of crane 3 is stretched out, and first gear 32 is fixedly mounted in section of stretching out, in the output of power transmitting mechanism 4
Second gear 41 is installed, first gear 32 engages with second gear 41 on axle；First motor 1, the second motor 2 pass with power
Send mechanism 4 to connect, the output power of motor is passed into power transmitting mechanism 4.Power transmitting mechanism 4 can select chain to pass
The diversified forms such as dynamic, gear drive, belt transmission, it is contemplated that the special job specification of crane facility, in of the invention
Crane gear dual-motor driving mechanism selection gear drive, especially select Planetary Gear Transmission therein.Power transmits
The structure of mechanism 4 is：Comprising sun gear 42, outer ring gear 43, planetary gear 44, the Internal and external cycle of described outer ring gear 43 is all provided with
Gear is equipped with, described planetary gear 44 is engaged with sun gear 42, and the internal tooth of described planetary gear 44 and outer ring gear 43 is nibbled
Close；The 3rd gear 11, and the 3rd described gear 11 and outer ring gear are installed with the output shaft of the first described motor 1
43 external tooth engagement, the output shaft of the second described motor 2 are directly fixedly mounted with sun gear 42.
Due to the limitation requirement of the installing space at scene, the first motor 1, the output shaft of the second motor 2 can point to same
Direction, it can also be pointed in different directions, the structure of its power transmitting mechanism 4 difference.
Embodiment one
As shown in Figure 1 and Figure 2, the output shaft of the first motor 1, the second motor 2 now first clicks on 1 He towards same direction
The direction of rotation of the output shaft of second motor 2 is identical, then integrates planetary operation characteristic, the structure of power transmitting mechanism 4
Using the structure of aforesaid way.But wherein planetary gear 44 is more, as preferable, planetary gear 44 is three, and
The shaft core position of planetary gear 44 described in adjacent two is connected with connecting rod 443, and so structure is advantageous to planetary gear
System operates steadily.
Embodiment two
As shown in Figure 3, Figure 4, the first motor 1, the second motor 2 output shaft towards opposite direction, in foregoing description
On the basis of epicyclic train, planetary gear 44 includes the first planetary gear 441 and the second planetary gear 442, and described first
The running orbit of planetary gear 441 is different from the running orbit of the second planetary gear 442, wherein the planet tooth of sun gear 42 and first
The engagement of wheel 441, the second planetary gear 442 engage with the internal tooth of the first planetary gear 441, outer ring gear 43.Likewise, the first row
Star gear 441 is more, and the second described planetary gear 442 is more, and as preferable, the first planetary gear 441 is three,
And the shaft core position first connecting rod 444 per adjacent two the first planetary gears 441 connects；The second described planetary gear 442
For three, and the shaft core position second connecting rod 445 per adjacent two the second planetary gears 442 connects.
If a motor breaks down, when another motor works on, in order to improve the use of output power of motor
Efficiency, clutch 5 is mounted between the first motor 1, the second motor 2 and power transmitting mechanism 4.
As shown in figure 5, the structure of clutch 5 is：Comprising a frame 51, first turn is provided with described frame 51
Axle 52, the second rotating shaft 53, the 4th gear 54 is installed with described first rotating shaft 52, in the second described rotating shaft 53
Be set with the 5th gear 55, be also equipped with a shift fork 56 in the second described rotating shaft 53, the second described rotating shaft 53 with from
Clutch output shaft 57 is connected.The output shaft of the motor 1 of first rotating shaft 52 and first for the clutch 5 being connected with the first motor 1 is connected,
Second rotating shaft 53 coordinates with outer ring gear 43, the motor 2 of first rotating shaft 52 and second for the clutch 5 being connected with the second motor 2
Output shaft be connected, the second rotating shaft 53 coordinates with sun gear 42.
Operation principle：
The output shaft of the first motor 1 and the second motor 2 towards it is identical when, the first motor 1 output power by the 3rd tooth
The driving outer ring gear 43 of wheel 11 is rotated, and the power direct drive sun gear 42 of the second motor 2 output rotates, due to outer shroud tooth
There was only a kind of planetary gear 44 between wheel 43 and sun gear 42, so outer ring gear 43 is identical with the rotation direction of sun gear 42, outer shroud
Gear 43 is connected with the output shaft of power transmitting mechanism 4, and second gear 41 is installed with output shaft, passes through the second tooth
Wheel 41 engages with first gear 32, drives the rotation of drum of crane 3；
The output shaft of the first motor 1 and the second motor 2 towards it is opposite when, the output shaft of the second motor 2 is exported dynamic
Power is directly delivered on sun gear 42, sun gear 42 by the first planetary gear 441 and the second planetary gear 442 transmission it
Afterwards, rotation direction when it drives the rotation direction of outer ring gear 43 with being directly driven by the first motor 1 is identical, so the power of the two is folded
Add.
In a motor failure cisco unity malfunction, a motor may proceed to driving power transport mechanism 4 in addition
Work on, simply lift speed and be changed into original half, this ensure that the security of its work.
, will not work drive motor by fluctuating shift fork 56 simultaneously in order to improve power service efficiency during single motor work
The 4th gear 54 and the 5th gear 55 in the clutch 5 connected separate, and avoid the output power drive of work drive motor not
Work drive motor is rotated.
Although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of changes, modification can be carried out to these embodiments, replace without departing from the principles and spirit of the present invention by understanding
And modification, the scope of the present invention is defined by the appended.
Claims (10)
- A kind of 1. dual-motor driving mechanism of crane gear, it is characterised in that：Including the first motor (1), the second motor (2), rise Heavy-duty machine roller (3), power transmitting mechanism (4), more grooves are provided with the barrel of described drum of crane (3)；Described drum of crane (3) both ends are fixedly mounted on support (31), and can be rotated around its central axis, described Drum of crane (3) one end stretch out, in section of stretching out be fixedly mounted first gear (32), in described power transmitting mechanism (4) second gear (41) is installed, described first gear (32) engages with second gear (41) on output shaft；Described the first motor (1), the second motor (2) are connected with power transmitting mechanism (4), by the output power transmission of motor Give power transmitting mechanism (4).
- A kind of 2. dual-motor driving mechanism of crane gear according to claim 1, it is characterised in that：Described power passes Mechanism (4) is sent to select planetary gearing train structure, its structure is：Include sun gear (42), outer ring gear (43), planetary gear (44), the Internal and external cycle of described outer ring gear (43) is provided with gear, and described planetary gear (44) is nibbled with sun gear (42) Close, described planetary gear (44) engages with the internal tooth of outer ring gear (43)；It is fixed on the output shaft of described the first motor (1) 3rd gear (11) is installed, and the 3rd described gear (11) engages with the external tooth of outer ring gear (43), the described second electricity The output shaft of machine (2) is directly fixedly mounted with sun gear (42).
- A kind of 3. dual-motor driving mechanism of crane gear according to claim 2, it is characterised in that：The first described electricity Machine (1), the output shaft of the second motor (2) can point to same direction, can also be pointed in different directions, its power transmitting mechanism (4) structure difference.
- A kind of 4. dual-motor driving mechanism of crane gear according to claim 3, it is characterised in that：The first described electricity Machine (1), the output shaft of the second motor (2) are towards same direction, the structure such as claim 2 of described power transmitting mechanism (4) Described in.
- A kind of 5. dual-motor driving mechanism of crane gear according to claim 2 or 4, it is characterised in that：Described row Star gear (44) is more.
- A kind of 6. dual-motor driving mechanism of crane gear according to claim 5, it is characterised in that：Described planet tooth It is three to take turns (44), and the shaft core position of the planetary gear (44) described in adjacent two is connected with connecting rod (443).
- A kind of 7. dual-motor driving mechanism of crane gear according to claim 3, it is characterised in that：The first described electricity Machine (1), the output shaft of the second motor (2) include the first planetary gear (441) towards opposite direction, described planetary gear (44) With the second planetary gear (442), the running orbit of described the first planetary gear (441) and the fortune of the second planetary gear (442) Row track is different, and wherein sun gear (42) engages with the first planetary gear (441), the second planetary gear (442) and the first planet The internal tooth engagement of gear (441), outer ring gear (43).
- A kind of 8. dual-motor driving mechanism of crane gear according to claim 7, it is characterised in that：Described the first row Star gear (441) is three, and the shaft core position per adjacent two the first planetary gears (441) is connected with first connecting rod (444)； Described the second planetary gear (442) is three, and the shaft core position per adjacent two the second planetary gears (442) is connected with second Bar (445) connects.
- A kind of 9. dual-motor driving mechanism of crane gear according to claim 1, it is characterised in that：The first described electricity Clutch (5), the structure of described clutch (5) are mounted between machine (1), the second motor (2) and power transmitting mechanism (4) For：Comprising a frame (51), first rotating shaft (52), the second rotating shaft (53) are installed in described frame (51), described First rotating shaft (52) on be installed with the 4th gear (54), be set with the 5th gear in described the second rotating shaft (53) (55) shift fork (56), is also equipped with described the second rotating shaft (53), described the second rotating shaft (53) and clutch are defeated Shaft (57) is connected.
- A kind of 10. dual-motor driving mechanism of crane gear according to claim 9, it is characterised in that：With the first motor (1) first rotating shaft (52) of connected clutch (5) is connected with the output shaft of the first motor (1), the second rotating shaft (53) and outer shroud Gear (43) coordinates, the first rotating shaft (52) for the clutch (5) being connected with the second motor (2) and the output of the second motor (2) Axle is connected, and the second rotating shaft (53) coordinates with sun gear (42).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710842678.8A CN107487728A (en) | 2017-09-18 | 2017-09-18 | A kind of dual-motor driving mechanism of crane gear |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710842678.8A CN107487728A (en) | 2017-09-18 | 2017-09-18 | A kind of dual-motor driving mechanism of crane gear |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107487728A true CN107487728A (en) | 2017-12-19 |
Family
ID=60652659
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710842678.8A Withdrawn CN107487728A (en) | 2017-09-18 | 2017-09-18 | A kind of dual-motor driving mechanism of crane gear |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107487728A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108843448A (en) * | 2018-06-18 | 2018-11-20 | 烟台大学 | A kind of energy conservation hybrid power control device |
| CN108910734A (en) * | 2018-06-18 | 2018-11-30 | 烟台大学 | A kind of mixed power plant |
| CN109466996A (en) * | 2018-12-21 | 2019-03-15 | 安徽伟天机电设备有限公司 | A kind of coal mine lifting machine permanent magnet synchronous direct driving device |
| CN112723208A (en) * | 2020-12-22 | 2021-04-30 | 青岛核工机械有限公司 | Speed reducer capable of realizing vertical displacement wave compensation function |
-
2017
- 2017-09-18 CN CN201710842678.8A patent/CN107487728A/en not_active Withdrawn
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108843448A (en) * | 2018-06-18 | 2018-11-20 | 烟台大学 | A kind of energy conservation hybrid power control device |
| CN108910734A (en) * | 2018-06-18 | 2018-11-30 | 烟台大学 | A kind of mixed power plant |
| CN109466996A (en) * | 2018-12-21 | 2019-03-15 | 安徽伟天机电设备有限公司 | A kind of coal mine lifting machine permanent magnet synchronous direct driving device |
| CN112723208A (en) * | 2020-12-22 | 2021-04-30 | 青岛核工机械有限公司 | Speed reducer capable of realizing vertical displacement wave compensation function |
| CN112723208B (en) * | 2020-12-22 | 2022-07-15 | 青岛核工机械有限公司 | Speed reducer capable of realizing vertical displacement wave compensation function |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN107487728A (en) | A kind of dual-motor driving mechanism of crane gear | |
| CN202040291U (en) | Clutch-control two-way input and single-way output wheel train capable of reversible transmission | |
| CN107559383A (en) | A kind of coaxial rotor transmission device with power dividing twice | |
| CN104477803B (en) | Engineering machine and hoisting mechanism thereof | |
| CN205298420U (en) | Syntropy dual output planet gear | |
| CN205890525U (en) | Bi -motor power device and electric automobile are arranged to single file star | |
| CN201737624U (en) | Electric capstan | |
| CN206530656U (en) | A kind of high-accuracy double-planet reduction box | |
| CN202971760U (en) | Double-drive type tunnel tunneling machine reducer | |
| CN206268378U (en) | A kind of lever gear machine rotated using engagement passage | |
| CN208997273U (en) | A kind of multi-stage speed reducer of vertical output | |
| CN103016633A (en) | Dual-drive tunnel heading machine speed reducer | |
| CN103711844B (en) | A kind of Multi-planetary-geartransmission transmission device | |
| CN104896027B (en) | A kind of planetary transmission | |
| CN206190819U (en) | Standard back clearance planet reducing gear box | |
| CN215409997U (en) | Differential gear box for lifting | |
| CN209705202U (en) | A kind of planetary reduction box | |
| CN105090395B (en) | A kind of accurate planetary reducer | |
| CN208397235U (en) | A kind of planetary gear reducer structure | |
| CN107200278A (en) | The single arm support crane luffing horizontal displacement system of differential compensation | |
| CN203560364U (en) | Split type five-planetary reducing mechanism applied to elevating system of self-elevating drilling platform | |
| CN206749536U (en) | The steering and driving axle of differential structure | |
| CN205715486U (en) | At full speed than 2K H planet circular system and gear thereof | |
| CN105041982B (en) | A kind of ship lift and its decelerator | |
| CN204096983U (en) | Winch double-speed speed change gear |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20171219 |
|
| WW01 | Invention patent application withdrawn after publication |