CN202301878U - Speed reducer device - Google Patents
Speed reducer device Download PDFInfo
- Publication number
- CN202301878U CN202301878U CN2011201468580U CN201120146858U CN202301878U CN 202301878 U CN202301878 U CN 202301878U CN 2011201468580 U CN2011201468580 U CN 2011201468580U CN 201120146858 U CN201120146858 U CN 201120146858U CN 202301878 U CN202301878 U CN 202301878U
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- Prior art keywords
- housing parts
- center housing
- reducer arrangement
- bearing
- passage
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Abstract
The utility model relates to a speed reducer device, in particular to a speed reducer. The speed reducer device is provided with a central shell component, and the central shell component is used for accommodating a bearing of an output shaft and a bearing of an input shaft, wherein a bearing cover is placed and in connection with, especially in threaded connection with the central shell component, and the bearing cover covers the axial end sides of the output shaft and/or an intermediate shaft in a manner of forming a shell; and a hollow chamber area, especially an oil bag, through which oil flows, is formed between the bearing cover and the central shell component.
Description
Technical field
The utility model relates to a kind of reducer arrangement (transmission device).
Background technique
Usually known, retarder has band tooth parts, thereby produces heat at work, and this heat is discharged on the retarder oil at least in part.
The model utility content
Therefore the purpose of the utility model is: improve retarder compactly.
According to the utility model, said purpose realizes through following reducer arrangement.
For reducer arrangement and method, the key character of the utility model is: reducer arrangement, particularly retarder, have center housing parts (main housing parts), and said center housing parts are admitted the bearing of output shaft and the bearing of input shaft,
Wherein, on said center housing parts, place and connect, the bearing cap that particularly is threaded,
Wherein, said bearing cap covers the axially distolateral of output shaft and/or jack shaft with the mode that forms housing,
Wherein, between said bearing cap and center housing parts, form the hollow chamber zone, the particularly oil bag that are flow through by oil,
Wherein, said center housing parts are preferably processed by steel casting.
Its advantage is that this bearing is built the effect of the cooling body of the oil that in the hollow chamber zone, flows through.Therefore can realize effective heat extraction.
In a kind of favourable design proposal; On said center housing parts, form flat surface of contact; In said surface of contact, form the hole; Said bearing cap is placed into its accordingly flat surface of contact on the flat surface of contact of said center housing parts and forms and connect by being threaded onto bolt in the said hole
Wherein, the flat surface of contact of said center housing parts comprises a breach, and said breach is the part area in hollow chamber zone at least, and at least one passage that in said center housing parts, extends feeds in the said breach,
Particularly wherein, said breach is formed in the flat surface of contact of said center housing parts as the concavity structure.Its advantage is, can set up being tightly connected and can forming the hollow chamber zone with simple mode between bearing cap and the housing lid with simple mode.
In a kind of favourable design proposal, sealed ground of shape (formschluessig) and/or force closure ground (kraftschluessig) connects a fan on input shaft, and the cooling air flow of said fan flows through bearing cap,
Particularly wherein; Said cooling air flow particularly radially passes the breach of the flange (Laternenflansch) of outer flange/lantern shape flange/band apertura lateralis with respect to input shaft; Particularly wherein, said outer flange with housing, particularly be connected with the center housing parts of said reducer arrangement and its deviate from the side of reducer arrangement with one drive the motor of input shaft electric machine casing be connected.Its advantage is that the fan on the input shaft can be driven by no seedbed, promptly along with the axle rotation.So just, can make the direct alignment bearings of air stream lid, thus cooling-part only tinily enlarged surface get final product.
In a kind of favourable design proposal, in reducer shell, be provided with a fuel tank, said fuel tank defines through said center housing parts at least in part.
Its advantage is, in the lower member of retarder, fuel tank is set, and in said fuel tank, collects oil and then can be that the suction pipe of oil pump is supplied with constantly oily, promptly avoids sucking air.In addition, fuel tank can make oil whip tranquil, that is to say air is separated with oil.Fuel tank is built in the retarder, because this fuel tank limits through the center housing parts at least in part.In addition, this fuel tank can be arranged in the zone that is not provided with functional part of retarder, that is to say the area of space that does not need (taking) retarder function.
In a kind of favourable design proposal, the said reducer arrangement of said reducer arrangement is installed in machine or equipment, particularly the cooling tower equipment in the following manner: make output shaft, promptly stretch out the housing along gravitational direction from said reducer arrangement downwards.Its advantage is, can drive the fan of cooling tower on the end regions that stretches out downwards, and then downside can be loaded by the air stream of fan.In addition, the lower bearing of output shaft can and can seal by labyrinth seal structure by grease lubrication.
In a kind of favourable design proposal, define fuel tank through the center housing parts with housing lid that said center housing parts are tightly connected.Its advantage is, fuel tank can be through being tightly connected of housing lid and center housing parts, particularly being threaded forms.
In a kind of favourable design proposal; Fuel tank is connected with oil pump through a passage; Wherein said Channel Design becomes the breach in said center housing parts; Particularly wherein said passage is made up of a plurality of hole portion section, the hole portion section of particularly by vertically, promptly extending abreast with the axial direction of output shaft and form transverse to the hole portion section that said axial direction extends.Its advantage is that passage can be made with simple mode.In addition, this passage is integrally formed in the center housing parts, and does not need independent being used to guide the piping of oil.That is to say, guiding oil in the center housing parts, and then directly the center housing parts is carried out temperature adjustment.Reduced in addition poor through heat at the diverse location place of housing parts, be the stress that different temperatures causes.
In a kind of favourable design proposal, in said center housing parts, form passage, said passage feeds the fuel tank from the retarder inner room,
Particularly wherein, said passage is made up of a plurality of hole portion section respectively, the hole portion section of particularly by vertically, promptly extending abreast with the axial direction of output shaft and form transverse to the hole portion section that said axial direction extends.Its advantage is, can realize the backflow of oil to fuel tank with simple mode.
In a kind of favourable design proposal; In said center housing parts; One passage extends to the upside of said reducer arrangement from oil pump, wherein connects the zone and is covered and feed in the area of space, particularly oil bag by a bearing cap; Said bearing cap also covers one of them axial end region distolateral of output shaft, and said area of space is defined by said center housing parts and bearing cap at least.Its advantage is, forms very narrow oil bag, and this oil bag flows through by very thin bearing cap protection and by oil.Therefore can realize good, effectively cooling to oil.
In a kind of favourable design proposal, guide to treating lubricated and/or the zone to be cooled in the inner room of said reducer arrangement from the passage of said area of space, particularly guide to the zone that a bearing and/or has the toothing that is engaged with each other.Its advantage is that the oil that is cooled can be transported to and be used for lubricated and cooled zones.
In a kind of favourable design proposal; Sealed ground of shape and/or force closure ground connect a fan on input shaft; The cooling air flow of said fan flows through bearing cap, and particularly wherein, said cooling air flow is particularly along passing the breach of outer flange with respect to the radial direction of input shaft; Particularly wherein, said outer flange with housing, particularly be connected and on it deviates from a side of reducer arrangement, be connected with electric machine casing with the center housing parts of said reducer arrangement.Its advantage is, can effectively cool off.
In a kind of favourable design proposal, said center housing parts are designed to two-piece type, and wherein at least one passage feeds the lower part from upper parts.Its advantage is that two parts connect hermetically, can make the oil circulation thus.Preferably, in the join domain of upper parts and lower part, be provided with a sealing configuration.
In a kind of favourable design proposal, the lower part of said center housing parts has radiating fin on downside, particularly wherein, in the wall portion that defines fuel tank at least in part of lower part, forms radiating fin; And/or in the wall portion that defines the bearing receiving portion at least in part of lower part, form radiating fin.Its advantage is, can cool off the bearing of fuel tank and outlet side especially effectively.In addition, radiating fin loads and then can realize effectively cooling at the cooling air flow that downside is set at the fan on the output shaft.
In a kind of favourable design proposal, on the upside of upper parts, form the zone of wavy texture as enlarged surface.Its advantage is, can improve cooling.
In a kind of favourable design proposal, on the outside of said bearing cap, form the zone of wavy texture as enlarged surface, said wavy texture is arranged in the cooling air flow of fan.Its advantage is, can improve cooling.
In a kind of favourable design proposal, a housing lid is connected with upper parts with the lower part of said center housing parts, and wherein said housing lid is arranged on the side and/or has the zone of wavy texture as enlarged surface.Its advantage is, can realize the heat extraction of improvement and the simplification assembling of retarder.
In a kind of favourable design proposal, in said center housing parts, be provided with passage, the passage of particularly forming by hole portion section of radially extending and axially extended hole portion section,
Wherein, said passage feeds the lower part from upper parts,
Wherein, said passage guides to the zone of the lower bearing of output shaft from upside, and said lower bearing is used grease lubrication, wherein can connect the zone and implement oiling agent and add through at the upside of said reducer arrangement grease being introduced.Its advantage is that this passage carries out the transition to the lower part from upper parts in the two-piece design scheme, and can utilize grease to implement pressure lubrication.At this, advantageously implement the connection of channel part section of channel part section to lower part of the upper parts of housing parts hermetically from the center.
In a kind of favourable design proposal; On the said center housing parts, particularly on the folding corner region at square lower part, an integrally formed FX on lower part particularly; Said FX is in the following manner at lateral, promptly extend in the radial direction: make to form the through hole that extends vertically, thereby a connecting bolt can in axial direction pass and can be connected with the equipment of admitting said reducer arrangement or the fixed component of machine.Its advantage is, can on a fixed component, realize being used for fixing the enlarged area of retarder.
Each parts of preferred housing are all processed by steel casting.
The utility model is not limited to the characteristics combination of claim.Especially through offering the challenge and/or through offering the challenge compared with prior art, those skilled in the art can draw by other of claim and/or independent claim characteristic and/or specification characteristic and/or accompanying drawing characteristic are significant maybe compound modes.
Description of drawings
Specify the utility model below in conjunction with schematic figures:
Shown in Fig. 1 according to the sectional view of the retarder of the utility model, wherein the outer flange of not shown input side and surround with the mode that forms housing by this outer flange, be arranged on the fan on the input shaft.
Plan view in the inboard of bearing cap shown in Fig. 28.
Oblique drawing at retarder shown in Fig. 3.
Oblique drawing in the outside of bearing cap shown in Fig. 48.
Shown in Fig. 5 according to the oblique drawing in the outside of the retarder of the utility model, the outer flange of input side shown in it and surround with the mode that forms housing by this outer flange, be arranged on the fan on the input shaft.
Reference numerals list
1 oily channel part section
2 oily channel part sections
3 oily channel part sections
4 input shafts
5 bearings
6 fans
7 breach, particularly air port in outer flange
8 bearing caps
9 are used for the connection set of grease lubricant
10 holes as grease channel
11 output shafts
12 bearings
13 bearings
14 center housing parts
15 bearings
16 bearings
17 bearings
18 housing parts, particularly outer flange
19 oil pumps
The breach that 20 confession input shafts pass
21 oil bags are used for oily area of space
The cap of the shaft end of 22 jack shafts
23 are used to guide the groove of oil
24 oily passages
25 are used to guide the groove of oil
The cap of the shaft end of 26 output shafts
27 oily passages
28 are used to guide the groove of oil
29 are used to guide the groove of oil
30 radiating fin
31 radiating fin
32 have the housing lid of the side direction of the waveform configuration that is used for enlarged surface
33 are used for the waveform configuration of enlarged surface
Embodiment
Be provided with center housing parts 14 at this, this housing parts 14 admit retarders axle bearing and on its outer surface region, have the corrugated forming part of radiating fin and enlarged surface.
This pinion gear teeth structure or this band tooth parts engage with the band tooth parts of a jack shaft, and this jack shaft is received in the center housing parts 14 through bearing 5,13 equally.At this, another band tooth parts of these band tooth parts of jack shaft and jack shaft are vertically between bearing 5 and bearing 13.
The band tooth parts that this other force closure on jack shaft ground and/or shape connect sealedly engage with the band tooth parts that force closure ground and/or shape are connected with output shaft 11 sealedly.
Preferably, the structural form of retarder in machine that comprises this retarder or equipment, promptly orientation is: output shaft is downwards, promptly stretch out along gravitational direction.
Output shaft is bearing in the center housing parts 14 through lower bearing 12 and upper bearing 16.
In the axial of lower bearing 12, be provided with grease lubricant.For this reason, in center housing parts 14, be provided with the cellular type path 10, thereby form a passage from the axial of upside to lower bearing.Path 10 leads to the connection set that is used for grease lubricant at upside, and this connection set can also be closed.So just, can be when safeguarding retarder under pressure, introduce grease, so with comfortable mode from the opposite side of retarder, be that upside is to supply with (grease) in the axial of the bearing of downside.Therefore, this retarder can be loaded into downside can not be by in the approaching machine or equipment.However still can realize that maintenance is lubricated with simple mode.By axially forming with branch's section of radially extending, this branch's section designs pore-forming respectively to path 10, preferably utilizes closing cock to come each end regions that is not used of blind hole for through hole altogether.
Be provided with a bearing cap 8 at upside; This bearing cap 8 covers the bearing receiving portion zone of bearing 5,16 and 17; Wherein center housing parts 14 by bearing cap 8 covered surfaces zones in form a groove structure, thereby after bearing cap 8 is installed, be formed for transmitting oily passage.In addition, in the surface area that is capped, also form a large-area concavity structure, be used to admit oily smooth area of space thereby form one, said passage feeds in this area of space.
Alternatively or additionally, also on the inboard of bearing cap 8, form groove structure and planar breach.
At this, bearing cap 8 have one supply input shaft to pass breach 20, thereby particularly force closure and/or shape connect a fan 6 sealedly on input shaft above center housing parts 14.Therefore, this fan 6 is surrounded with the mode that forms housing in a housing parts, and this housing parts is designed with the outer flange 18 of radially outer breach 7 and is placed and is connected on the center housing parts 14.
The air stream that is produced by fan 6 flows through bearing cap 8, the wavy cooling structure that this bearing cap 8 has an enlarged surface in its outside.Therefore, the oil that exists in the inboard of bearing cap 8 is cooled when the area of space of the planar area of space 21 of flowing through, particularly bag shape.
Therefore; the bearing cap 8 of thin-walled design plays cooling body; this is that this fan is arranged on the input shaft or replacedly is arranged on the jack shaft in another embodiment because this bearing cap 8 is arranged on the upside of retarder thereby is loaded by the cooling air flow of fan.Outer flange design through the jet pipe shape can realize especially little flow resistance.Supply the opening of air ventilation to form, promptly radially form, make the air of circulation not bump against on drive unit, the particularly motor in the side.
On center housing parts 14, be formed with wall portion, this wall portion limits fuel tank.This fuel tank compare with retarder have less bottom surface, particularly less than 30% bottom surface of retarder bottom surface, realized through this fuel tank: even particularly when retarder is static, still can oil is collected in the fuel tank and then can realizes high oil level.Therefore, the suction pipe of oil pump 19 all the time below the oil level, promptly be arranged in fuel tank oil the surface below.Avoid sucking air thus.
In center housing parts 14, be furnished with a passage as suction pipe from fuel tank to oil pump, this passage is made up of portion's section 1 and 2.At outlet side, oil pump 19 is connected to passage 3, and this passage 3 feeds in the oil bag 21 that is formed by the breach in the bearing cap 8.Therefore, the oil from the heat of oil pump 19 is cooled through bearing cap 8 and at this.
One of wall portion of fuel tank has the receiving portion that is used for bearing of input shaft and midship shaft bearing.In being preferably formed the wall portion of fuel tank upside and/or in center housing parts 14, form passage, particularly form passage with the hole, make oil from the retarder inner room by current drainage in fuel tank.Particularly when retarder was static, oil flow in the fuel tank.
The sidewall that defines fuel tank has radiating fin 30 in the outside, thereby can realize the heat extraction of the oil in the fuel tank effectively.The downside of fuel tank forms through the cap that is tightly connected with center housing parts 14.This cap has the waveform configuration of enlarged surface in the outside, thereby has also improved the heat extraction of the oil in the fuel tank.
On the center housing parts, in the zone of the bearing receiving portion of output shaft 11 bearings 12, be provided with other radiating fin 31.
Therefore, can design the housing of retarder on the one hand as far as possible compactly, wherein the measure through heat radiating fin structure and enlarged surface has realized square spatial volume basically.
Through the hole that in center housing parts 14, forms, be used as oily passage, improved the heat extraction from oil to the housing, also improved the heat extraction from the housing to the external environment condition.Particularly, oil is in identical as far as possible temperature levels with center housing parts 14.
The lower bearing 12 of output shaft is received within the bearing receiving portion of center housing parts 14, and wherein, the part area of bearing receiving portion also forms the wall portion of fuel tank, promptly defines fuel tank at least in part.
The center housing parts are preferably designed to two-piece type.Therefore, in lower part, be provided with the bearing receiving portion and the fuel tank that are used for bearing 12,13,15, in upper parts, be provided with the bearing receiving portion that is used for bearing 5,16,17, said bearing receiving portion covers by the bearing cap that is connected to upper parts 8.In addition, outer flange is placed and is connected on the upper parts.
The upper parts of center housing parts 14 has the zone with wavy extension at upside, thereby also has the structure of enlarged surface at this.This zone is arranged on the outside in the zone of the bearing receiving portion that is used for upper bearing 16.
The opening that housing lid 32 covers in the center housing parts, thus can implement more simply to install.This housing lid 32 has the structure of corrugated outer surface as enlarged surface equally.
At this importantly, on the lower part of center housing parts 14, be provided with radiating fin 30,31, wherein on the downside of part, also be provided with radiating fin.Realized thus: output shaft 11 drive fan, and in axial direction driven air stream bumps against on the radiating fin 30,31.Realized effective cooling thus, and then realized particularly to effective cooling of the oil that is arranged in fuel tank with to effective cooling of the lower bearing of output shaft to the retarder downside.But the air stream that produces at outlet side only arrives upside in small range.Therefore, fan 6 is installed on input shaft, this fan 6 cooling bearings lid 8, thus the oil of the inboard of flowing through bearing cap 8 is cooled.Like this, in fuel tank, be positioned at bearing downside and flow through retarder by the oil of the bearing cap of upside cooling and parts to be lubricated, the toothing zone that particularly is engaged with each other and with its cooling.
In other embodiment according to the utility model, oil pump 19 is additionally connected with oil strainer, thereby can from oil, filter out metal abrasion thing.Alternatively or additionally, also can be in retarder, particularly filter and/or permanent magnet be set in the fuel tank of retarder, thereby can filter out there metal, magnetizable particle particularly.Additionally or alternatively, the cross section that is directed to the passage the fuel tank from retarder inside is very little, make corresponding excessive particle be filtered out.Therefore, passage can be used as filtration.
Claims (15)
1. a reducer arrangement, particularly retarder,
Wherein, said reducer arrangement has the center housing parts, and said center housing parts are admitted the bearing of output shaft and the bearing of input shaft,
It is characterized in that,
On said center housing parts, place and connect, the bearing cap that particularly is threaded,
Wherein, said bearing cap covers the axially distolateral of output shaft and/or jack shaft with the mode that forms housing,
Wherein, between said bearing cap and center housing parts, form the hollow chamber zone, the particularly oil bag that are flow through by oil,
Wherein, said center housing parts are preferably processed by steel casting.
2. reducer arrangement according to claim 1 is characterized in that,
On said center housing parts, form flat surface of contact; In said surface of contact, form the hole; Said bearing cap is placed into its accordingly flat surface of contact on the flat surface of contact of said center housing parts and forms and connect by being threaded onto bolt in the said hole
Wherein, Flat surface of contact on the flat surface of contact of said center housing parts and/or the inboard of said bearing cap comprises breach; Said breach is the part area in hollow chamber zone at least, and at least one passage that in said center housing parts, extends feeds in the said breach
Particularly wherein, said breach is formed in the flat surface of contact of said center housing parts as the concavity structure.
3. reducer arrangement according to claim 1 and 2 is characterized in that, the flat surface of contact of said center housing parts and bearing cap has the hole, particularly passes the through hole of said bearing cap and/or center housing parts, and said hole is used to supply input shaft to pass,
Particularly wherein, said hole and said breach are spaced apart.
4. reducer arrangement according to claim 1 and 2 is characterized in that, sealed ground of shape and/or force closure ground connect a fan on input shaft, and the cooling air flow of said fan flows through bearing cap,
Particularly wherein; Said cooling air flow particularly radially passes the breach of outer flange with respect to input shaft; Particularly wherein, said outer flange with housing, particularly be connected with the center housing parts of said reducer arrangement and its deviate from the side of reducer arrangement with one drive the motor of input shaft electric machine casing be connected.
5. reducer arrangement according to claim 1 and 2 is characterized in that, in reducer shell, is provided with a fuel tank, and said fuel tank defines through said center housing parts at least in part.
6. reducer arrangement according to claim 1 and 2; It is characterized in that said reducer arrangement is installed in machine or equipment, particularly the cooling tower equipment in the following manner: make output shaft, promptly stretch out the housing along gravitational direction from said reducer arrangement downwards.
7. reducer arrangement according to claim 5 is characterized in that, defines fuel tank through the center housing parts with housing lid that said center housing parts are tightly connected.
8. reducer arrangement according to claim 5; It is characterized in that; Fuel tank is connected with oil pump through a passage; Wherein said Channel Design becomes the breach in said center housing parts, and particularly wherein said passage is made up of a plurality of hole portion section, the hole portion section of particularly by vertically, promptly extending abreast with the axial direction of output shaft and form transverse to the hole portion section of said axial direction extension.
9. reducer arrangement according to claim 5 is characterized in that, in said center housing parts, forms passage, and said passage feeds the fuel tank from the retarder inner room,
Particularly wherein, said passage is made up of a plurality of hole portion section respectively, the hole portion section of particularly by vertically, promptly extending abreast with the axial direction of output shaft and form transverse to the hole portion section that said axial direction extends.
10. reducer arrangement according to claim 1 and 2; It is characterized in that in said center housing parts, a passage extends to the upside of said reducer arrangement from oil pump; Wherein connect the zone and covered and feed an area of space by a bearing cap; Particularly in the oil bag, said bearing cap also covers one of them axial end region distolateral of output shaft, and said area of space is defined by said center housing parts and bearing cap at least.
11. reducer arrangement according to claim 1 and 2; It is characterized in that; Passage from said area of space guides to lubricated and/or the zone to be cooled of treating in the inner room of said reducer arrangement, particularly guides to the zone that a bearing and/or has the toothing that is engaged with each other.
12. reducer arrangement according to claim 1 and 2 is characterized in that, said center housing parts are designed to two-piece type, and wherein at least one passage feeds the lower part from upper parts.
13. reducer arrangement according to claim 12 is characterized in that, the lower part of said center housing parts has radiating fin on downside, particularly wherein, in the wall portion that defines fuel tank at least in part of lower part, forms radiating fin; And/or wherein in the wall portion that defines the bearing receiving portion at least in part of lower part, form radiating fin.
14. reducer arrangement according to claim 12 is characterized in that, on the upside of upper parts, forms the zone of wavy texture as enlarged surface.
15. reducer arrangement according to claim 1 and 2 is characterized in that, on the outside of said bearing cap, forms the zone of wavy texture as enlarged surface, said wavy texture is arranged in the cooling air flow of fan,
And/or
One housing lid is connected with upper parts with the lower part of said center housing parts, and wherein said housing lid is arranged on the side and/or has the zone of wavy texture as enlarged surface,
And/or
In said center housing parts, be provided with passage, the passage of particularly forming by hole portion section of radially extending and axially extended hole portion section,
Wherein, said passage feeds the lower part from upper parts,
Wherein, said passage guides to the zone of the lower bearing of output shaft from upside, and said lower bearing is used grease lubrication, and wherein can connect the zone and implement oiling agent and add through grease being introduced at the upside of said reducer arrangement,
And/or
On the said center housing parts, particularly on the folding corner region at square lower part, an integrally formed FX on lower part particularly; Said FX is in the following manner at lateral, promptly extend in the radial direction: make to form the through hole that extends vertically, thereby a connecting bolt can in axial direction pass and can be connected with the equipment of admitting said reducer arrangement or the fixed component of machine.
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201468580U CN202301878U (en) | 2011-05-11 | 2011-05-11 | Speed reducer device |
| CN201280012826.9A CN103518079B (en) | 2011-03-17 | 2012-01-11 | Reducer arrangement |
| PCT/EP2012/000102 WO2012123045A1 (en) | 2011-03-17 | 2012-01-11 | Transmission device |
| EP12700779.7A EP2686581B1 (en) | 2011-03-17 | 2012-01-11 | Transmission device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201468580U CN202301878U (en) | 2011-05-11 | 2011-05-11 | Speed reducer device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202301878U true CN202301878U (en) | 2012-07-04 |
Family
ID=46370781
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011201468580U Expired - Lifetime CN202301878U (en) | 2011-03-17 | 2011-05-11 | Speed reducer device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202301878U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105909772A (en) * | 2016-06-22 | 2016-08-31 | 安徽松科信息科技有限公司 | Reducer for industrial robot |
-
2011
- 2011-05-11 CN CN2011201468580U patent/CN202301878U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105909772A (en) * | 2016-06-22 | 2016-08-31 | 安徽松科信息科技有限公司 | Reducer for industrial robot |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120704 |
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| CX01 | Expiry of patent term |