CN202132483U - Flexible connecting input module of gear speed reducer - Google Patents
Flexible connecting input module of gear speed reducer Download PDFInfo
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- CN202132483U CN202132483U CN201120254809U CN201120254809U CN202132483U CN 202132483 U CN202132483 U CN 202132483U CN 201120254809 U CN201120254809 U CN 201120254809U CN 201120254809 U CN201120254809 U CN 201120254809U CN 202132483 U CN202132483 U CN 202132483U
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- outer sleeve
- inner sleeve
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- speed reducer
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Abstract
The utility model discloses a flexible connecting input module of a gear speed reducer, which includes a module input end, a drive structure and a module output end, wherein the drive structure includes an inner sleeve and an outer sleeve; four inner baffle plates extending in the direction of the outer sleeve are uniformly distributed on the outer side cylindrical wall of the inner sleeve; four outer baffle plates extending in the direction of the inner sleeve are uniformly distributed on the inner side cylindrical wall of the outer sleeve; the inner baffle plates and the outer baffle plates are uniformly distributed in the radial directions of the inner and the outer sleeves in a staggered manner; an annular space between the inner sleeve and the outer sleeve is divided into a plurality of accommodating spaces; and an elastic object is arranged in every accommodating space. The conventional driving method through gear engagement is replaced by the driving method that the elastic objects of the inner baffle plates of the input sleeve are compressed to push the outer baffle plates of the output sleeve. When a motor starts, stops or performs emergency brake, as the elastic objects are compressed and deformed, the abrupt change of the torque is slowed down, and the abnormal damage of the inner components of the speed reducer is effectively reduced.
Description
Technical field
The utility model relates to the special-purpose deceleration of a kind of building hoist, the special mechanical equipment of transmission, is specifically related to the improvement of the load module of retarding device.
Background technique
At present, building hoist uses worm and gear class speed reducer more, and the efficient of worm-gear speed reducer receives the influence of its kind of drive, and transmission efficiency is low; Worm-gear speed reducer receives the material of its worm screw, worm gear different, and worm screw is the cutting worm gear constantly, and wearing and tearing are very serious, and working life is short; Worm-gear speed reducer receives its structural limitations to have the leakage of oil problem not solve, and needs the later stage constantly to refuel, and later maintenance extremely bothers.
For example publication number is that the Chinese utility model patent of 201843941U discloses a kind of construction lifter reducer; Comprise a pair of intermeshing worm gear, worm screw; This worm gear, worm screw are arranged in the reduction case, and worm gear mainly is made up of worm-wheel shaft, worm-wheel hub, worm rim, are provided with key and keyway between worm-wheel shaft and the worm-wheel hub; Worm-wheel shaft drives worm-wheel hub through the key kind of drive, and worm-wheel hub is through circumferentially evenly distribution bolt and worm rim interfix; Adopt toroidal surface envelope hollow flank worm secondary; The end of worm screw is fixed a flange that is used to connect motor; Though this model utility is improving bearing capacity, the transmission efficiency of building hoist, and guarantee running steadily, compact structure and low noise have some improvement, owing to its worm and gear class speed reducer is worm and gear class speed reducer all the time; Inefficiency; Serious wear, working life are short, and problems such as later maintenance trouble still exist, and do not solve.
Because the problem that worm and gear class speed reducer exists also occurred gear reduction unit now on the market, and the hardened face gear speed reducer is connected the gear reduction unit load module that adopts gear structure with common speed reducer, the one of which end connects motor, and an end connects speed reducer.Gear reduction unit is compared worm and gear class speed reducer, and driving mechanism efficient exceeds more than 30%, but its internal mechanism adopts the transmission of gear engagement; In the dynamic operation condition that on building hoist, moves; Because electric motor starting, stop, moment that moment that emergency braking caused increases, and the eccentric shaking of output shaft during motor rotation can cause the inner miscellaneous part damage of gear reduction unit load module itself and speed reducer; In the working life of minimizing equipment, increase cost of equipment maintenance.
The model utility content
The utility model problem to be solved is when overcoming the hardened face gear speed reducer and being applied on the building hoist equipment; Because the motor frequent starting, stop, problem that output shaft vibrations etc. cause in emergency braking and the motor operation course hardened face gear speed reducer damages; And problem mainly concentrates on the inner toothed drive gear fracture of hard-tooth surface speed reducer, and the speed end input shaft twists off the aspect.
The utility model adopts following technological scheme:
A kind of soft connection load module of gear reduction unit; Comprise module input, drive mechanism and module output terminal, wherein module input is connected with the output terminal of motor, and the module output terminal is connected with the input end of gear reduction unit; Described drive mechanism comprises inner sleeve and outer sleeve; Inner sleeve is installed in outer sleeve inside, the central axes of inner sleeve and outer sleeve, and the closed end of inner sleeve is installed on the inner bottom surface of outer sleeve; Be convenient to increase the stability in rotation process of inner sleeve; The outer wall of inner sleeve is evenly distributed with the internal partition more than two or two that extends towards the outer sleeve direction along barrel, and the inboard of outer sleeve is evenly distributed with the external partition on two or two that extend towards the inner sleeve direction along barrel, internal partition and external partition along inner and outer sleeves radially on staggered evenly distribution; Be divided into a plurality of holding spaces to the annular space between inner sleeve and the outer sleeve, one elastomeric objects arranged in each holding space inside.
Technological scheme further is:
Described inner sleeve and outer sleeve are cylindrical sleeve.
Described inner sleeve is a cylindrical sleeve, and outer sleeve is cylindrical near module output terminal one end, and is frustoconic shape near module input one end.
Described inner sleeve is connected with the outer sleeve inwall through the inner sleeve bearing, and outer sleeve is connected with the monolithic case of driving mechanism through the outer sleeve bearing.
Described internal partition only is connected with inner sleeve, and does not contact with the outer sleeve inwall, and described external partition only is connected with outer sleeve, and does not contact with inner sleeve
All there is the horizontal small front apron one vertical with the internal partition direction rear and front end of described internal partition; All there is the horizontal small front apron two vertical with the external partition direction rear and front end of described external partition, the position of elastomeric objects between the external partition in the increase of small front apron one and small front apron two can be controlled better.
The opening end of described inner sleeve is used to connect motor shaft, and the delivery outlet of the closed end of outer sleeve connects the input bevel gear of speed reducer, the shape of the closed end of outer sleeve with the speed reducer input end that will be connected match.
Described module output terminal is the adpting flange with the hardened face gear speed reducer; Its delivery outlet one, flange seam one, connecting bolt hole one size and distribution match with hardened face gear speed reducer input end structure fully, directly are used to connect the hardened face gear speed reducer.
Described module input is the flange input interface; Its motor input hole two, flange seam size two, connecting bolt hole two sizes and distribution match with the B5 or the B14 flange of common electric machine fully, can directly be used to connect the common electric machine of the axle output that has flange;
Described internal partition and external partition have four respectively, evenly distributing along inner and outer sleeves is staggered on radially, are divided into 8 holding spaces to the annular space between inner sleeve and the outer sleeve, at the inner flexible object of each holding space.
Described elastomeric objects is a rubber pad, and the edge of rubber pad is to be circular arc.
Compared with prior art; The technique effect of the utility model is: given up the kind of drive of traditional gear engagement, but adopted input inner sleeve internal partition extruding elastomeric objects (for example rubber pad) thereby the kind of drive transmission that promotes to export (outward) sleeve external partition.At electric motor starting, stop, during emergency braking; Elastomeric objects (for example rubber pad) can be compressed distortion; Slow down the unexpected variation of moment, thereby effectively reduced the improper damage of speed reducer internals (driving gear, flat key, speed end input shaft or the like).Have elastomeric objects (for example rubber pad) between the inside and outside sleeve in the utility model,, also can not be delivered to the harmful effect of the output shaft of motor vibrations on the hardened face gear speed reducer so can eliminate motor rotation process output shaft vibration influence fully.
Description of drawings
Fig. 1 is the utility model embodiment 1 an overall structure schematic representation;
Fig. 2 is the utility model embodiment 2, embodiment's 3 an overall structure schematic representation;
Fig. 3 is the side-looking enlarged view of input end among the embodiment 3;
Fig. 4 is the side-looking enlarged view of output terminal among the embodiment 3.
In the utility model accompanying drawing:
Module input-1 motor input hole-11, flange seam two-12, connecting bolt hole two-13
Drive mechanism-2
The opening end of closed end-210 inner sleeve of inner sleeve-21 inner sleeve---closed end-221 holding space-23 internal partition-24 external partition-25 of inner bottom surface-220 outer sleeve of 211 outer sleeves-22 outer sleeve is small front apron one-26 horizontal small front apron two-27 elastomeric objects-28 inside and outside sleeve connection bearings laterally---201 outer sleeve bearing-202 inner sleeve bearings-203
Module output terminal-3 delivery outlet-31, flange seam one-32, connecting bolt hole one-33
Embodiment
Below in conjunction with accompanying drawing the utility model is done further to set forth.
Embodiment 1:
As shown in Figure 1; A kind of soft connection load module of gear reduction unit; Comprise module input 1, drive mechanism 2 and module output terminal 3, wherein module input 1 is connected with the output terminal of motor, and module output terminal 3 is connected with the input end of gear reduction unit; Drive mechanism 2 comprises inner sleeve 21 and outer sleeve 22, and inner sleeve 21 is cylindrical with outer sleeve 22.Inner sleeve 21 is installed in outer sleeve inside, the central axes of inner sleeve 21 and outer sleeve 22.Inner sleeve 21 is connected with the outer sleeve inwall through inner sleeve bearing 203; Outer sleeve 22 is connected with the monolithic case of driving mechanism through outer sleeve bearing 202; Inner sleeve 21 is installed in outer sleeve inside; The central axes of inner sleeve 21 and outer sleeve 22; The closed end 210 of inner sleeve is installed in through inside and outside sleeve connection bearing 201 on the inner bottom surface 220 of outer sleeve 22, and the outer wall of inner sleeve 21 is evenly distributed with three internal partitions 24 that extend towards outer sleeve 25 directions along barrel, and the inboard of outer sleeve 22 is evenly distributed with three external partitions 25 that extend towards inner sleeve 24 directions along barrel; Internal partition 24 and external partition 25 are evenly distributing along inner and outer sleeves is staggered on radially; Be divided into 6 holding spaces 23 to the annular space between inner sleeve 21 and the outer sleeve 22, in each holding space 25 inside one elastomeric objects 28 arranged, elastomeric objects is a rubber pad in the present embodiment.Internal partition 24 only is connected with inner sleeve 21, and does not contact with outer sleeve 22 inwalls, and described external partition 25 only is connected with outer sleeve 22, and does not contact with inner sleeve 21.The opening end of described inner sleeve 21
211Be used to connect motor shaft, the delivery outlet of the closed end 221 of outer sleeve 22 connects the input bevel gear of speed reducer.Module output terminal 3 is the adpting flanges with the hardened face gear speed reducer; Its delivery outlet 31, flange seam 1, connecting bolt hole one 33 sizes and distribution match with hardened face gear speed reducer input end structure fully, directly are used to connect the hardened face gear speed reducer.Module input 1 is the flange input interface; Its motor input hole 11, flange seam size 2 12, connecting bolt hole 2 13 sizes and distribution match with the B5 or the B14 flange of common electric machine fully, can directly be used to connect the common electric machine of the axle output that has flange.
Embodiment 2:
As shown in Figure 2, a kind of soft connection load module of gear reduction unit comprises module input 1, drive mechanism 2 and module output terminal 3; Wherein module input 1 is connected with the output terminal of motor; And module output terminal 3 is connected with the input end of gear reduction unit, and drive mechanism 2 comprises inner sleeve 21 and outer sleeve 22, and inner sleeve 21 is cylindrical; Outer sleeve 22 is cylindrical near module output terminal 3 one ends, and is the frustoconic shape of expanding towards module input near module input 1 one ends.Inner sleeve 21 is installed in outer sleeve inside, the central axes of inner sleeve 21 and outer sleeve 22.Inner sleeve 21 is connected with the outer sleeve inwall through inner sleeve bearing 203; Outer sleeve 22 is connected with the monolithic case of driving mechanism through outer sleeve bearing 202; Inner sleeve 21 is installed in outer sleeve inside, the central axes of inner sleeve 21 and outer sleeve 22, and the closed end 210 of inner sleeve is installed on the inner bottom surface 220 of outer sleeve 22 through inside and outside sleeve connection bearing 201; The outer wall of inner sleeve 21 is evenly distributed with four internal partitions 24 that extend towards outer sleeve 25 directions along barrel; The inboard of outer sleeve 22 is evenly distributed with four external partitions 25 that extend towards inner sleeve 24 directions along barrel, and internal partition 24 and external partition 25 are divided into 8 holding spaces 23 to the annular space between inner sleeve 21 and the outer sleeve 22 evenly distributing along inner and outer sleeves is staggered on radially; In each holding space 23 inside one elastomeric objects 28 is arranged; Elastomeric objects is a rubber pad in the present embodiment, and the edge of rubber pad is to be circular arc, and this kind shape is the pooling feature of Reinforced Rubber pad further.Present embodiment becomes eight with holding space by six than embodiment 1, and rubber pad 28 also becomes eight.Dividing plate 24 only is connected with inner sleeve 21, and does not contact with outer sleeve 22 inwalls, and external partition 25 only is connected with outer sleeve 22, and does not contact with inner sleeve 21.The opening end of described inner sleeve 21
211Be used to connect motor shaft, the delivery outlet of the closed end 221 of outer sleeve 22 connects the input bevel gear of speed reducer.Module output terminal 3 is the adpting flanges with the hardened face gear speed reducer; Its delivery outlet 31, flange seam 1, connecting bolt hole one 33 sizes and distribution match with hardened face gear speed reducer input end structure fully, directly are used to connect the hardened face gear speed reducer.Module input 1 is the flange input interface; Its motor input hole 11, flange seam size 2 12, connecting bolt hole 2 13 sizes and distribution match with the B5 or the B14 flange of common electric machine fully, can directly be used to connect the common electric machine of the axle output that has flange.
Embodiment 3:
Present embodiment is optimum embodiment; Like Fig. 2,3, shown in 4, a kind of soft connection load module of gear reduction unit comprises module input 1, drive mechanism 2 and module output terminal 3; Wherein module input 1 is connected with the output terminal of motor; And module output terminal 3 is connected with the input end of gear reduction unit, and drive mechanism 2 comprises inner sleeve 21 and outer sleeve 22, and inner sleeve 21 is cylindrical; Outer sleeve 22 is cylindrical near module output terminal 3 one ends, and is the frustoconic shape of expanding towards module input near module input 1 one ends.Inner sleeve 21 is installed in outer sleeve inside, the central axes of inner sleeve 21 and outer sleeve 22.Inner sleeve 21 is connected with the outer sleeve inwall through inner sleeve bearing 203; Outer sleeve 22 is connected with the monolithic case of driving mechanism through outer sleeve bearing 202; Inner sleeve 21 is installed in outer sleeve inside, the central axes of inner sleeve 21 and outer sleeve 22, and the closed end 210 of inner sleeve is installed on the inner bottom surface 220 of outer sleeve 22 through inside and outside sleeve connection bearing 201; The outer wall of inner sleeve 21 is evenly distributed with four internal partitions 24 that extend towards outer sleeve 25 directions along barrel; The inboard of outer sleeve 22 is evenly distributed with four external partitions 25 that extend towards inner sleeve 24 directions along barrel, and internal partition 24 and external partition 25 are divided into 8 holding spaces 23 to the annular space between inner sleeve 21 and the outer sleeve 22 evenly distributing along inner and outer sleeves is staggered on radially; In each holding space 23 inside one elastomeric objects 28 is arranged; Elastomeric objects is a rubber pad in the present embodiment, and the edge of rubber pad is to be circular arc, and this kind shape is the pooling feature of Reinforced Rubber pad further.In the present embodiment; All there is the horizontal small front apron one 26 vertical with internal partition 24 directions the rear and front end of internal partition 24; All there is the horizontal small front apron two 27 vertical with external partition 25 directions the rear and front end of external partition 25, the position of rubber pad between the external partition in the increase of small front apron one and small front apron two can be controlled better.Internal partition 24 only is connected with inner sleeve 21, and does not contact with outer sleeve 22 inwalls, and external partition 25 only is connected with outer sleeve 22, and does not contact with inner sleeve 21.The opening end 211 of described inner sleeve 21 is used to connect motor shaft, and the delivery outlet of the closed end 221 of outer sleeve 22 connects the input bevel gear of speed reducer.Module output terminal 3 is the adpting flanges with the hardened face gear speed reducer; Its delivery outlet 31, flange seam 1, connecting bolt hole one 33 sizes and distribution match with hardened face gear speed reducer input end structure fully, directly are used to connect the hardened face gear speed reducer.Module input 1 is the flange input interface; Its motor input hole 11, flange seam size 2 12, connecting bolt hole 2 13 sizes and distribution match with the B5 or the B14 flange of common electric machine fully, can directly be used to connect the common electric machine of the axle output that has flange.
Narrate the working principle of the utility model below again:
When inner sleeve 21 was driven suddenly by motor output shaft, internal partition 24 will compressing rubber pad 28 on the inner sleeve 21, rubber pad 28 compressive deformations, and compensation removes to promote the exterior siding on the outer sleeve 22 more automatically then, thereby promotes the rotation of outer sleeve 22.Because the elastic reaction of rubber pad, thus electric motor starting, stop, during Emergency braking suddenly the moment of output can be cushioned by rubber pad, thereby slowed down the variation of driving torque, to reach protection speed reducer internals.
The running kind of drive of the utility model is (referring to Fig. 1, Fig. 2, Fig. 3) as follows:
Motor output shaft is connected in the inner sleeve 21 motor input holes 11; Motor rotates and drives inner sleeve 21 rotations, and the internal partition 24 on the inner sleeve 21 promotes rubber pads 28, rubber pad 28 compressive deformations; Promote the external partition 25 on the outer sleeve after resetting again; Drive outer sleeve 22 works and inner sleeve 21 rotation in the same way, the speed reducer input awl tooth that is connected outer sleeve 22 closed end delivery outlets just can rotate in company with outer sleeve 22 together, is finally driving the rotation of speed reducer internal gear.So the power of motor output just can the one-level one-level be delivered on the speed reducer.
The use mounting type of the utility model:
Because the input of the utility model gear reduction unit load module, output terminal interface are fully corresponding with the input interface of motor output interface, speed reducer, just can normally use so only need be installed to the utility model between motor and the speed reducer.Need not motor or speed reducer are done any change.
Use the good rubber pad of elasticity between inner sleeve of the utility model and the outer sleeve; Utilized rubber pad to absorb to slow down electric motor starting, stopped, the moment variations during emergency braking; Reach the internals of protection hard-tooth surface speed reducer, increase the working life of speed reducer.The utility model inner rubber pad has good elastic reset function, can slow down the vibrations that produced in the motor shaft rotation process fully.The internal structure of the utility model is simple, and resilient rubbber cushion is wear-resisting, and bearing capacity is big, has bigger bearing capacity with respect to the load module of traditional hardened face gear speed reducer, is not easy to damage longer service life.
Claims (10)
1. the soft connection load module of a gear reduction unit; Comprise module input (1), drive mechanism (2) and module output terminal (3); Wherein module input (1) is connected with the output terminal of motor; And module output terminal (3) is connected with the input end of gear reduction unit; It is characterized in that: described drive mechanism (2) comprises inner sleeve (21) and outer sleeve (22); Inner sleeve (21) is installed in outer sleeve (22) inside; The central axes of inner sleeve (21) and outer sleeve (22), the closed end (210) of inner sleeve (21) are installed on the inner bottom surface (220) of outer sleeve (22), and the outer wall of inner sleeve (21) is evenly distributed with the internal partition more than two or two (24) that extends towards outer sleeve (25) direction along barrel; The inboard of outer sleeve (22) is evenly distributed with the external partition (25) on two or two that extend towards inner sleeve (24) direction along barrel; Internal partition (24) and external partition (25) are divided into a plurality of holding spaces (23) to the space between inner sleeve (21) and the outer sleeve (22) evenly distributing along inner and outer sleeves is staggered on radially, in each holding space (23) inside one elastomeric objects (28) are arranged.
2. the soft connection load module of gear reduction unit according to claim 1, it is characterized in that: described inner sleeve (21) and outer sleeve (22) are cylindrical sleeve.
3. the soft connection load module of gear reduction unit according to claim 1; It is characterized in that: described inner sleeve (21) is a cylindrical sleeve; And outer sleeve (22) is cylindrical near module output terminal (3) one ends, and is frustoconic shape near module input (1) one end.
4. the soft connection load module of gear reduction unit according to claim 1; It is characterized in that: described internal partition (24) only with being connected of inner sleeve (21); Do not contact with outer sleeve (22) inwall; Described external partition (25) only is connected with outer sleeve (22), does not contact with inner sleeve (21).
5. the soft connection load module of gear reduction unit according to claim 1; It is characterized in that: all there is the horizontal small front apron one (26) vertical with internal partition (24) direction the rear and front end of described internal partition (24), and all there is the horizontal small front apron two (27) vertical with external partition (25) direction the rear and front end of described external partition (25).
6. the soft connection load module of gear reduction unit according to claim 1; It is characterized in that: the opening end (211) of described inner sleeve (21) is used to connect motor shaft, and the delivery outlet (31) of the closed end of outer sleeve (22) connects the input bevel gear of speed reducer.
7. the soft connection load module of gear reduction unit according to claim 1; It is characterized in that: described module output terminal (3) is the adpting flange with the hardened face gear speed reducer; Its delivery outlet (31), flange seam one (32), connecting bolt hole one (33) size and distribution match with hardened face gear speed reducer input end structure fully, directly are used to connect the hardened face gear speed reducer.
8. the soft connection load module of gear reduction unit according to claim 1; It is characterized in that: described module input (1) is the flange input interface; Its motor input hole (11), flange seam size two (12), connecting bolt hole two (13) sizes and distribution match with the B5 or the B14 flange of common electric machine fully, can directly be used to connect the common electric machine of the axle output that has flange.
9. the soft connection load module of gear reduction unit according to claim 1; It is characterized in that: described internal partition (24) has four respectively with external partition (25); Evenly distributing along inner and outer sleeves is staggered on radially; Be divided into 8 holding spaces (23) to the annular space between inner sleeve (21) and the outer sleeve (22), at the inner flexible object of each holding space (23) (28).
10. the soft connection load module of gear reduction unit according to claim 1, it is characterized in that: described elastomeric objects (28) is a rubber pad, and the edge of rubber pad is to be circular arc.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120254809U CN202132483U (en) | 2011-07-19 | 2011-07-19 | Flexible connecting input module of gear speed reducer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120254809U CN202132483U (en) | 2011-07-19 | 2011-07-19 | Flexible connecting input module of gear speed reducer |
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| Publication Number | Publication Date |
|---|---|
| CN202132483U true CN202132483U (en) | 2012-02-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201120254809U Expired - Fee Related CN202132483U (en) | 2011-07-19 | 2011-07-19 | Flexible connecting input module of gear speed reducer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202132483U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102287519A (en) * | 2011-07-19 | 2011-12-21 | 四川保特尼机械设备制造有限公司 | Flexible connection input module for gear speed reducer |
| CN103912570A (en) * | 2013-01-08 | 2014-07-09 | 黄天梵 | High elastic spline telescopic transmission shaft |
-
2011
- 2011-07-19 CN CN201120254809U patent/CN202132483U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102287519A (en) * | 2011-07-19 | 2011-12-21 | 四川保特尼机械设备制造有限公司 | Flexible connection input module for gear speed reducer |
| CN103912570A (en) * | 2013-01-08 | 2014-07-09 | 黄天梵 | High elastic spline telescopic transmission shaft |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 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: 20120201 Termination date: 20140719 |
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| EXPY | Termination of patent right or utility model |