CN203926646U - A kind of winch planetary transmission - Google Patents
A kind of winch planetary transmission Download PDFInfo
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- CN203926646U CN203926646U CN201420341451.7U CN201420341451U CN203926646U CN 203926646 U CN203926646 U CN 203926646U CN 201420341451 U CN201420341451 U CN 201420341451U CN 203926646 U CN203926646 U CN 203926646U
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- planetary transmission
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- 230000005540 biological transmission Effects 0.000 title claims abstract description 62
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- 230000007935 neutral effect Effects 0.000 abstract description 5
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- 238000005516 engineering process Methods 0.000 abstract description 2
- IXSZQYVWNJNRAL-UHFFFAOYSA-N etoxazole Chemical compound CCOC1=CC(C(C)(C)C)=CC=C1C1N=C(C=2C(=CC=CC=2F)F)OC1 IXSZQYVWNJNRAL-UHFFFAOYSA-N 0.000 abstract 1
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Abstract
The utility model discloses a kind of winch planetary transmission, belong to mechanical transmissioning technology field, this planetary transmission comprises frame, first order planetary gear train, second level planetary gear train, clutch one and clutch two.By the switching of solenoidoperated cluthes one and clutch two, make this planetary transmission realize gear 1, gear 2, braking, four kinds of speed-regulating modes of neutral.The winch planetary transmission that the utility model provides, two clutch axial distribution, it is inner and connect as one with bolt that ring gear is placed in niggerhead, dwindle greatly the radial dimension of this planetary transmission, and whole planetary transmission is placed in to reel inside, solve traditional planetary transmission bulky, baroque technical problem.
Description
Technical field
The utility model belongs to mechanical transmissioning technology field, relates to the multiple speed-regulating mode of a kind of winch planetary transmission and this planetary transmission.
Background technique
Winch is called again winch, is to use reel lay winding wire ropes or chain to promote or to draw the small-sized crane gear of weight.Winch can use separately, also can be used as lifting, build the road and the machinery such as mine hoisting in constituent elements, because of simple to operate, wiring amount is large, the convenient extensive use of dislocation.Along with the use of winch in different field and working environment also requires more and more higher to its adaptability.The winch using in prior art includes: fast, at a slow speed, the polytype such as large-tonnage.Although the type difference of winch, the structure of these winches is but similar, mainly comprises power plant and gearbox.
Domestic winch speed changing box three kinds of transmission modes, that is: the modes that column gear transmission, Planetary Gear Transmission or cylinder combine with Planetary Gear Transmission of adopting more.Column gear transmission is a kind of gear transmission for transmitting moving force and motion between parallel axes.Planetary Gear Transmission is that the axis of one or more gears is around the rotating gear transmission of fixed axis of another gear.Compared with column gear transmission, Planetary Gear Transmission has that volume is little, bearing capacity is large, lightweight, gear range large and the plurality of advantages such as stable working, has the trend that replaces column gear transmission.Planetary transmission (below all referred to as planetary transmission) is the gearbox of realizing speed change with planetary gear mechanism, be conventionally contained in torque converter after, jointly form hydraulic automatic gearbox.
At present, planetary transmission is bulky, complex structure, and the diameter of niggerhead is less, planetary transmission can not be arranged on to reel inside, also need to take in addition installing space, conventionally adopt planetary transmission output ring gear and niggerhead in bolted mode, transmit output torque.Therefore, existing planetary transmission can not effectively utilize niggerhead inner space, certainly will cause winch volume to become large, has also increased the cost of manufacturing planetary transmission simultaneously.
Model utility content
Make full use of niggerhead inner space for solving, effectively dwindle winch planetary transmission volume, it is simplified the structure and reduce the technical problem of manufacture cost, the utility model provides the multiple speed-regulating mode of a kind of novel winch planetary transmission and this planetary transmission.
A kind of winch planetary transmission, comprises frame, first order planetary gear train, second level planetary gear train, clutch one, clutch two.
Described first order planetary gear train comprises first order sun gear, first order planet wheel, first order planet carrier and ring gear.
First order sun gear engages with first order planet wheel, and first order planet wheel is connected with first order planet carrier shaft, and first order planet wheel is arranged on the inside of ring gear.
Described second level planetary gear train comprises second level sun gear, second level planet wheel, second level planet carrier, ring gear.
Second level sun gear engages with second level planet wheel, and the planet wheel second level, second level planet carrier shaft connects, and second level planet wheel is arranged on the inside of ring gear.
One end of described clutch one is connected with first order planet carrier, and the other end of clutch one is connected with frame.
One end of described clutch two is connected with first order planet carrier, and the other end of clutch two is connected with second level sun gear.
Described second level planet carrier and frame are fixedly connected and connect as one.
Described first order sun gear is as the power input end of this planetary transmission.Described ring gear is fixed on the inside of niggerhead and the power take-off as this planetary transmission.
As preferably, described winch planetary transmission also comprises bearing one, bearing two, and described bearing one, bearing two are arranged on respectively between ring gear and frame.
As preferably, clutch one and clutch two are wet friction slice clutch.
The utility model has the advantages that:
In order to meet the technical requirements in the high-power little space of winch, the utility model improves the planetary gear transmission mechanism of winch, has designed a kind of novel winch planetary transmission.This planetary transmission comprises two-stage planet and two clutches.Two clutches are distributed in axial position, have reduced greatly the radial dimension of planetary transmission, and the diameter of whole planetary transmission is reduced, and are reduced to and can be arranged on reel inside.In addition, ring gear and the niggerhead of this planetary transmission unite two into one, simple and compact for structure, have saved greatly the space of planetary transmission and winch, have reduced manufacture cost.The utility model, by the switching integrated mode of switch clutch, can regulate transmission speed ratio, realizes gear 1, gear 2, braking, four kinds of patterns of neutral, changes the output speed of ring gear.
Below with reference to drawings and Examples, the utility model is described in further details.
Brief description of the drawings
Fig. 1 is the structural representation of winch planetary transmission.
Description of reference numerals: 1, first order sun gear; 2, second level planet carrier; 3, bearing two; 4, ring gear; 5, second level planet wheel; 6, second level sun gear; 7, clutch two; 8, first order planet carrier; 9, first order planet wheel; 10, clutch one; 11, frame; 12, bearing one.
Embodiment
Embodiment 1:
Existing planetary transmission complex structure, bulky, is arranged on winch and will causes the volume of complete equipment larger, is obviously not suitable with the technical requirements of high-power small volume, has also increased manufacture cost simultaneously.The utility model, for this technological deficiency, has designed a kind of Novel winch planetary transmission simple in structure.
As shown in Figure 1, described planetary transmission comprises frame 11, first order planetary gear train, second level planetary gear train, clutch 1, clutch 27.Wherein, first order planetary gear train is made up of first order sun gear 1, first order planet wheel 9, first order planet carrier 8 and ring gear 4.First order sun gear 1 engages with first order planet wheel 9.First order planet wheel 9 is connected with first order planet carrier 8 axles.First order planet wheel 9 engages with ring gear 4.Described second level planetary gear train is made up of second level sun gear 6, second level planet wheel 5, second level planet carrier 2 and ring gear 4.Second level sun gear 6 engages with second level planet wheel 5.Second level planet wheel 5 is connected with second level planet carrier 2 axles.Second level planet wheel 5 engages with ring gear 4.It should be noted that, first order planetary gear train and second level planetary gear train share a ring gear 4, and ring gear 4 is fixed on the inside of niggerhead, connect as one with bolt, be that ring gear 4 unites two into one with niggerhead, effectively utilized reel inner space, compact structure, has effectively reduced winch own vol simultaneously.
Further, described planetary transmission vertically position is also provided with clutch 1 and clutch 27, reduce greatly the radial dimension of this planetary transmission, whole planetary transmission diameter has been reduced, thereby whole planetary transmission is placed in to niggerhead inside.Clutch 1 is identical with the structural principle of clutch 27, is wet friction slice clutch.One end of clutch 1 is connected with first order planet carrier 8, and the other end of clutch 1 is connected with frame 11.The closure that regulates clutch 1 by oil pressure with separate, thereby the closure that realizes first order planet carrier 9 and frame 11 with separate.One end of described clutch 27 is connected with first order planet carrier 8, and the other end of clutch 27 is connected with second level sun gear 6.The closure that regulates clutch 27 by oil pressure with separate, thereby realize being connected and separating of first order planet carrier 8 and second level sun gear 6.It is emphasized that second level planet carrier 2 and frame 11 are fixedly connected integral.
In order to ensure the smooth rotation of ring gear 4, installation bearing 1, bearing 23 between ring gear 4 and frame 11.
The power input end of described planetary transmission is first order sun gear (1), and power take-off is ring gear (4).
Also it should be noted that, the conventional quantity of planet wheel can be 3,4 or 5, is being circumferentially planet wheel of the each distribution of 120 degree if select 3 planet wheels, and the structural representation of planetary transmission is exactly asymmetric; If select 4 planet wheels, i.e. planet wheel of the axial 90 each distributions of degree, the structural representation of planetary transmission is symmetrical.
Embodiment 2:
Described in embodiment 1, the working principle that realizes speed governing of planetary transmission is: at axial position, clutch 1 and clutch 27 are set, by regulating separating and closure of clutch 1 and clutch 27, realize braking, neutral, speed ratio i
1gear 1 and speed ratio i
22 four kinds of speed-regulating modes of gear.
Below the implementation procedure of each speed-regulating mode is described.
Pattern one: speed ratio i
1gear 1 pattern
Power is input to after the first order sun gear 1 of first order epicyclic train, clutch one 10 closures, and first order planet carrier 8 is fixedly connected with frame 11, clutch 27 separates, first order planet carrier 8 separates with second level sun gear 6, is now fixed shaft gear train, first order speed ratio i
1for the ratio of ring gear 4 numbers of teeth and first order sun gear 1 number of teeth, thus the power of first order sun gear 1, through speed ratio i
1after deceleration, be delivered to ring gear 4 through first order planet wheel 9, having realized ring gear 4, to export speed ratio be i
1rotating speed.In this pattern, because clutch 27 separates, first order planet carrier 8 separates with second level sun gear 6, and power is without second level planetary gear train.
Pattern two: speed ratio i
2gear 2 patterns
Clutch 1 separates, and now first order planet carrier 8 separates with frame 11, and first order planet carrier 8 is unfixing; Clutch 27 closures, first order planet carrier 8 is connected with second level sun gear 6, and second level planet carrier 2 is fixing, and this structure is two-stage planet transmission, is the common structure in winch kind equipment speed reducer.The power that first order sun gear 1 imports into, a part is delivered to ring gear 4 after first order planet wheel 9 slows down; Part power is passed to second level sun gear 6 by first order planet carrier 8, because second level planet carrier 2 is fixing, power is delivered to ring gear 4 after second level planet wheel 5 slows down, because first order planetary gear train, second level planetary gear train share a ring gear 4, power collaborates output on ring gear 4.Speed ratio i under this pattern
2for the ratio of ring gear (4) output speed and first order sun gear (1) input speed now.
Pattern three: braking mode
Clutch one 10 closures, first order planet carrier 8 is fixedly connected with frame 11, clutch 27 closures, first order planet carrier 8 is fixedly connected with second level sun gear 6, is now braking state, and ring gear 4 maintains static.Because because first order planetary gear train, second level planetary gear train share a ring gear 4, ring gear 4 is meshed with second level planet wheel 5, because first order planet carrier 8 and frame 11 are fixedly connected motionlessly, ring gear 4 maintains static again.Two clutch while closures are braking state.
Pattern four: neutral mode
Clutch 1 separates, and first order planet carrier 8 cannot not separate fixingly with frame 11, and clutch 27 separates, and first order planet carrier 8 separates with second level sun gear 6, and power does not enter second level planetary gear train.First order planet carrier 8 is unfixing, and ring gear 4 is fixed as one with reel, and with load, planet carrier 8 dallies, and not output power of ring gear 4 is neutral position state.
By reference to the accompanying drawings mode of execution of the present utility model is described above, but the utility model is not limited to above-mentioned mode of execution, in the ken that one skilled in the relevant art possesses, can also under the prerequisite that does not depart from the utility model aim, make a variety of changes.The parts that above-described embodiment does not describe in detail and structure belong to well-known components and common structure or the conventional means of the industry, here not narration one by one.
Claims (3)
1. a winch planetary transmission, comprises frame (11), first order planetary gear train, second level planetary gear train, clutch one (10), clutch two (7);
Described first order planetary gear train comprises first order sun gear (1), first order planet wheel (9), first order planet carrier (8) and ring gear (4);
First order sun gear (1) engages with first order planet wheel (9), and first order planet wheel (9) is connected with first order planet carrier (8) axle, and first order planet wheel (9) is arranged on the inside of ring gear (4);
Described second level planetary gear train comprises second level sun gear (6), second level planet wheel (5), second level planet carrier (2), ring gear (4);
Second level sun gear (6) engages with second level planet wheel (5), and second level planet wheel (5) is connected with second level planet carrier (2) axle, and second level planet wheel (5) is arranged on the inside of ring gear (4);
One end of described clutch one (10) is connected with first order planet carrier (8), and the other end of clutch one (10) is connected with frame (11);
One end of described clutch two (7) is connected with first order planet carrier (8), and the other end of clutch two (7) is connected with second level sun gear (6);
Described second level planet carrier (2) is connected to one with frame (11);
Described first order sun gear (1) is as the power input end of this planetary transmission; Described ring gear (4) is fixed on the inside of niggerhead and the power take-off as this planetary transmission.
2. winch planetary transmission according to claim 1, is characterized in that: also comprise bearing one (12), bearing two (3), described bearing one (12), bearing two (3) are arranged on respectively between ring gear (4) and frame (11).
3. winch planetary transmission according to claim 1 and 2, is characterized in that: clutch one (10) and clutch two (7) are wet friction slice clutch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420341451.7U CN203926646U (en) | 2014-06-25 | 2014-06-25 | A kind of winch planetary transmission |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420341451.7U CN203926646U (en) | 2014-06-25 | 2014-06-25 | A kind of winch planetary transmission |
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| Publication Number | Publication Date |
|---|---|
| CN203926646U true CN203926646U (en) | 2014-11-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420341451.7U Expired - Fee Related CN203926646U (en) | 2014-06-25 | 2014-06-25 | A kind of winch planetary transmission |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104088974A (en) * | 2014-06-25 | 2014-10-08 | 中国重型机械研究院股份公司 | Winch planetary transmission and speed regulation modes for same |
-
2014
- 2014-06-25 CN CN201420341451.7U patent/CN203926646U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104088974A (en) * | 2014-06-25 | 2014-10-08 | 中国重型机械研究院股份公司 | Winch planetary transmission and speed regulation modes for same |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141105 |