CN205155036U - Take shock attenuation gear and atmospheric pressure balanced structure's speed reducer for stereo garage - Google Patents

Take shock attenuation gear and atmospheric pressure balanced structure's speed reducer for stereo garage Download PDF

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Publication number
CN205155036U
CN205155036U CN201520944112.2U CN201520944112U CN205155036U CN 205155036 U CN205155036 U CN 205155036U CN 201520944112 U CN201520944112 U CN 201520944112U CN 205155036 U CN205155036 U CN 205155036U
Authority
CN
China
Prior art keywords
gear
speed reducer
ring body
air pressure
outer ring
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.)
Expired - Fee Related
Application number
CN201520944112.2U
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Chinese (zh)
Inventor
吴思伟
刘永平
贺良中
官志远
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Qijiang Benli Gear Co Ltd
Original Assignee
Qijiang Benli Gear Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Qijiang Benli Gear Co Ltd filed Critical Qijiang Benli Gear Co Ltd
Priority to CN201520944112.2U priority Critical patent/CN205155036U/en
Application granted granted Critical
Publication of CN205155036U publication Critical patent/CN205155036U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model discloses a take shock attenuation gear and atmospheric pressure balanced structure's speed reducer for stereo garage, including motor and reduction gear, in the rotor shaft of motor stretched into gear assembly casing, first gear, third gear and the 5th gear of reduction gear all included and interior ring body, outer ring body and snubber block are provided with air relief valve on gear assembly casing's the top. The utility model discloses the rotor shaft of motor directly stretches into the interior and cylindrical gearing mechanism meshing transmission of gear assembly casing for the structure of speed reducer obtains simplifying, and the volume is littleer, and the structure is compacter, and set up the snubber block between ring body and the outer ring body including through, when gear engagement, the gear receives impact load, and the snubber block takes place elastic deformation, realizes the gear shock attenuation, and the broken teeth problem is avoided appearing by noise in the time of reducing gear engagement, and the sealing gas that is greater than air relief valve of the atmospheric pressure in gear assembly casing is when pressing, and air relief valve just opens, can avoid atmospheric pressure to rise and lead to the outer technical problem who leaks of lubricating oil.

Description

With the multi-storied garage speed reducer of damper gear and air pressure balance structure
Technical field
The utility model relates to a kind of speed reducer, particularly a kind of speed reducer of multi-storied garage.
Background technique
Speed reducer is the combination of motor and retarder, and motor is used for providing power, and retarder is for reducing output speed, increasing Driving Torque.
The retarder of existing multi-storied garage speed reducer generally adopts drive structure of gear worm, because the efficiency of Worm Wheel System is lower, make the power consumption penalty of speed reducer larger, the rotor axis of electric of speed reducer is generally connected by coupling with the input shaft of retarder simultaneously, make the structure of speed reducer more complicated, volume is larger.
And the retarder of existing speed reducer generally adopts Lubricant on Gear to carry out lubrication and cooling, lubricant oil in reducer shell too much easily causes oil leakage, the very few lubrication effect that easily causes again is poor, therefore in retarder the point of addition of lubricant oil generally at 1/1 to two/3rd of gear Lower Half, and gears meshing position is the tooth in the middle part of gear, and the lubricant level in reducer shell is lower than engaging tooth, therefore gear lubrication is by getting rid of the lubricant oil fallen down to eminence during pinion rotation in the course of the work, namely existing reducer gear lubrication is the mode adopting splash lubrication, gear lubrication effect is poor.
And the heat that retarder produces in the course of the work can make the temperature in reducer shell raise, air pressure can increase, and air pressure increase easily causes the lubricant oil in speed reducer housing to leak outside from sealing configuration portion, causes loss of lubrication.
Model utility content
In view of this, the purpose of this utility model is to provide a kind of multi-storied garage speed reducer with damper gear and air pressure balance structure, to solve, to adopt the speed reducer of Worm Wheel System to there is transmission efficiency in prior art low, and existing speed reducer structure is complicated, bulky technical problem; And in solution prior art, the gear of speed reducer does not have shock-damping structure, there is impact during gears meshing between gear, when making gears meshing easily there is the problem of fracture in the comparatively large and gear teeth of noise; And parking garage speed reducer increases the technical problem causing lubricant oil to leak outside because of air pressure inside in solution prior art.
The multi-storied garage speed reducer of the utility model band damper gear and air pressure balance structure, comprise motor and retarder, described retarder comprises speed reducer housing and is arranged on the cylindrical gear drive in speed reducer housing, described speed reducer housing comprises reducer shell and retarder end cap, described motor comprises motor housing, stator, rotor and rotor shaft, the end of described rotor shaft is stretched in speed reducer housing, and the end of rotor shaft is provided with spline tooth;
Described cylindrical gear drive comprises the input shaft, jack shaft and the output shaft that to be arranged on by bearing on speed reducer housing, described input shaft is provided with the second gear that the first gear of engaging with spline tooth and diameter are less than the first gear, described jack shaft is provided with the 4th gear that the 3rd gear and diameter are less than the 3rd gear, described output shaft is provided with the 5th gear, the spline tooth of described rotor shaft end and the first gears meshing, described second gear and the 3rd gears meshing, described 4th gear and the 5th gears meshing;
Described first gear, the 3rd gear and the 5th gear include inner ring body and outer ring body, the external cylindrical surface of described outer ring body is provided with the gear teeth, the inner cylindrical surface of described outer ring body is evenly arranged groove, the external cylindrical surface of described inner ring body is provided with lobe, described lobe is arranged in groove, and is provided with snubber block in the circumferential gap of lobe and groove;
The top of described speed reducer housing is provided with automatic control pressure vent, the Lower Half outer wall of described speed reducer housing is provided with radiating fin.
Further, described motor housing comprises electric machine casing and electric motor end cap, and the two ends of described electric machine casing are coordinated respectively at retarder end cap and electric motor end cap by positioning spigot, and described electric motor end cap and retarder end cap are bolted to connection.
Further, described second gear and input shaft are structure as a whole, and described 4th gear and jack shaft are structure as a whole.
Further, the end face of described inner ring body is connected by screw the baffle plate preventing outer ring body from coming off vertically.
Further, described inner ring body and outer ring body are made up of powder metallurgy.
Further, described snubber block is polyurethane snubber block.
The beneficial effects of the utility model:
1, the multi-storied garage speed reducer of the utility model band damper gear and air pressure balance structure, its retarder realizes slowing down by cylindrical gear drive, higher relative to its transmission efficiency of Worm and worm-wheel gearing, and the rotor shaft of its motor directly stretches in speed reducer housing and cylindrical gear drive engagement driving, the structure of speed reducer is simplified, speed reducer volume is less, more compact structure; And speed reducer adopts multiple stage gear reduction, reduction speed ratio is large, and Driving Torque is large, and transmission efficiency is high.
2, the multi-storied garage speed reducer of the utility model band damper gear and air pressure balance structure, it by arranging snubber block between inner ring body and outer ring body, when gears meshing, gear is subject to impulsive load, and now outer ring body just can to snubber block applying pressure along the circumferential direction, snubber block generation resiliently deformable, apparatus with shock absorbing, realizes gear damping, can reduce noise during gears meshing, and can avoid impacting the injury to the gear teeth, avoid occurring broken teeth problem.
3, the multi-storied garage speed reducer of the utility model band damper gear and air pressure balance structure, it by arranging automatic control pressure vent on speed reducer housing, when the air pressure in speed reducer housing is greater than the sealing air pressure of automatic control pressure vent, automatic control pressure vent is just opened, thus realize speed reducer housing inside and outside air pressure balance, speed reducer housing internal air pressure can be avoided to raise the technical problem causing lubricant oil to leak outside; And speed reducer housing arranges radiating fin, the cooling of lubricant oil can be accelerated, be conducive to improving lubrication and cooling effect, extend gear life.
Accompanying drawing explanation
Fig. 1 is the structural representation of the multi-storied garage speed reducer of the present embodiment band damper gear and air pressure balance structure;
Fig. 2 is the sectional structure schematic diagram of motor;
Fig. 3 is the transmission cooperating structure schematic diagram of gear drive;
Fig. 4 is the structural representation of gear;
Fig. 5 is the structural representation after baffle plate loaded onto by gear.
Embodiment
Below in conjunction with drawings and Examples, the utility model is further described.
As shown in the figure, the multi-storied garage speed reducer of the present embodiment band damper gear and air pressure balance structure, comprise motor 1 and retarder 2, described retarder comprises speed reducer housing and is arranged on the cylindrical gear drive in speed reducer housing, described speed reducer housing comprises reducer shell 3 and retarder end cap 4, described motor comprises motor housing, stator 5, rotor and rotor shaft 6, and the end of described rotor shaft is stretched in speed reducer housing, and the end of rotor shaft is provided with spline tooth 7;
Described cylindrical gear drive comprises the input shaft 8, jack shaft 9 and the output shaft 10 that to be arranged on by bearing on speed reducer housing, described input shaft is provided with the second gear 12 that the first gear 11 of engaging with spline tooth and diameter are less than the first gear, described jack shaft is provided with the 4th gear 14 that the 3rd gear 13 and diameter are less than the 3rd gear, described output shaft is provided with the 5th gear 15, the spline tooth of described rotor shaft end and the first gears meshing, described second gear and the 3rd gears meshing, described 4th gear and the 5th gears meshing;
Described first gear, the 3rd gear and the 5th gear include inner ring body 16 and outer ring body 17, the external cylindrical surface of described outer ring body is provided with the gear teeth, the inner cylindrical surface of described outer ring body is evenly arranged groove, the external cylindrical surface of described inner ring body is provided with lobe 18, described lobe is arranged in groove, and is provided with snubber block 19 in the circumferential gap of lobe and groove;
The top of described speed reducer housing is provided with automatic control pressure vent 20, the Lower Half outer wall of described speed reducer housing is provided with radiating fin 21.
The multi-storied garage speed reducer of the present embodiment band damper gear and air pressure balance structure, its retarder realizes slowing down by cylindrical gear drive, higher relative to its transmission efficiency of Worm and worm-wheel gearing, and the rotor shaft of its motor directly stretches in speed reducer housing and cylindrical gear drive engagement driving, the structure of speed reducer is simplified, speed reducer volume is less, more compact structure; And speed reducer adopts multiple stage gear reduction, reduction speed ratio is large, and Driving Torque is large, and transmission efficiency is high.
And the multi-storied garage speed reducer of the present embodiment band damper gear and air pressure balance structure, it by arranging snubber block between inner ring body and outer ring body, when gears meshing, gear is subject to impulsive load, and now outer ring body just can to snubber block applying pressure along the circumferential direction, snubber block generation resiliently deformable, apparatus with shock absorbing, realizes gear damping, can reduce noise during gears meshing, and can avoid impacting the injury to the gear teeth, avoid occurring broken teeth problem.
And the multi-storied garage speed reducer of the present embodiment band damper gear and air pressure balance structure, it by arranging automatic control pressure vent on speed reducer housing, when the air pressure in speed reducer housing is greater than the sealing air pressure of automatic control pressure vent, automatic control pressure vent is just opened, thus realize speed reducer housing inside and outside air pressure balance, speed reducer housing internal air pressure can be avoided to raise the technical problem causing lubricant oil to leak outside; And speed reducer housing arranges radiating fin, the cooling of lubricant oil can be accelerated, be conducive to improving lubrication and cooling effect, extend gear life.
As the improvement to the present embodiment, described motor housing comprises electric machine casing 22 and electric motor end cap 23, the two ends of described electric machine casing are coordinated respectively at retarder end cap and electric motor end cap by positioning spigot, and described electric motor end cap is fixedly connected with by bolt 24 with retarder end cap; Retarder end cap, electric machine casing, electric motor end cap are fixedly connected with by bolt by this improvement, compact structure, and bolt quantity is few, and assembling is simple.
As the improvement to the present embodiment, described second gear and input shaft are structure as a whole, and described 4th gear and jack shaft are structure as a whole, and this improvement makes the manufacture of retarder and assembling simpler, and the load performance of retarder is better.
As the improvement to the present embodiment, the end face of described inner ring body is connected by screw the baffle plate 25 preventing outer ring body from coming off vertically, by baffle plate, axial limiting is carried out to outer ring body, the axial slip of working gear process China and foreign countries ring body can be avoided.
As the improvement to the present embodiment, described inner ring body 16 and outer ring body 17 are made up of powder metallurgy, and easily manufactured, manufacturing efficiency is high.
As the improvement to the present embodiment, described snubber block 19 is polyurethane snubber block, and damping performance is good, long service life.
What finally illustrate is, above embodiment is only in order to illustrate the technical solution of the utility model and unrestricted, although be described in detail the utility model with reference to preferred embodiment, those of ordinary skill in the art is to be understood that, can modify to the technical solution of the utility model or equivalent replacement, and not departing from aim and the scope of technical solutions of the utility model, it all should be encompassed in the middle of right of the present utility model.

Claims (6)

1. the multi-storied garage speed reducer with damper gear and air pressure balance structure, comprise motor and retarder, it is characterized in that: described retarder comprises speed reducer housing and is arranged on the cylindrical gear drive in speed reducer housing, described speed reducer housing comprises reducer shell and retarder end cap, described motor comprises motor housing, stator, rotor and rotor shaft, the end of described rotor shaft is stretched in speed reducer housing, and the end of rotor shaft is provided with spline tooth;
Described cylindrical gear drive comprises the input shaft, jack shaft and the output shaft that to be arranged on by bearing on speed reducer housing, described input shaft is provided with the second gear that the first gear of engaging with spline tooth and diameter are less than the first gear, described jack shaft is provided with the 4th gear that the 3rd gear and diameter are less than the 3rd gear, described output shaft is provided with the 5th gear, the spline tooth of described rotor shaft end and the first gears meshing, described second gear and the 3rd gears meshing, described 4th gear and the 5th gears meshing;
Described first gear, the 3rd gear and the 5th gear include inner ring body and outer ring body, the external cylindrical surface of described outer ring body is provided with the gear teeth, the inner cylindrical surface of described outer ring body is evenly arranged groove, the external cylindrical surface of described inner ring body is provided with lobe, described lobe is arranged in groove, and is provided with snubber block in the circumferential gap of lobe and groove;
The top of described speed reducer housing is provided with automatic control pressure vent, the Lower Half outer wall of described speed reducer housing is provided with radiating fin.
2. the multi-storied garage speed reducer of band damper gear according to claim 1 and air pressure balance structure, it is characterized in that: described motor housing comprises electric machine casing and electric motor end cap, the two ends of described electric machine casing are coordinated respectively at retarder end cap and electric motor end cap by positioning spigot, and described electric motor end cap and retarder end cap are bolted to connection.
3. the multi-storied garage speed reducer of band damper gear according to claim 1 and air pressure balance structure, is characterized in that: described second gear and input shaft are structure as a whole, and described 4th gear and jack shaft are structure as a whole.
4. the multi-storied garage speed reducer of band damper gear according to claim 1 and air pressure balance structure, is characterized in that: the end face of described inner ring body is connected by screw the baffle plate preventing outer ring body from coming off vertically.
5. the multi-storied garage speed reducer of band damper gear according to claim 1 and air pressure balance structure, is characterized in that: described inner ring body and outer ring body are made up of powder metallurgy.
6. the multi-storied garage speed reducer of band damper gear according to claim 1 and air pressure balance structure, is characterized in that: described snubber block is polyurethane snubber block.
CN201520944112.2U 2015-11-24 2015-11-24 Take shock attenuation gear and atmospheric pressure balanced structure's speed reducer for stereo garage Expired - Fee Related CN205155036U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201520944112.2U CN205155036U (en) 2015-11-24 2015-11-24 Take shock attenuation gear and atmospheric pressure balanced structure's speed reducer for stereo garage

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201520944112.2U CN205155036U (en) 2015-11-24 2015-11-24 Take shock attenuation gear and atmospheric pressure balanced structure's speed reducer for stereo garage

Publications (1)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105387134A (en) * 2015-11-24 2016-03-09 綦江奔力齿轮有限公司 Speed reduction drive system provided with damping gears and air pressure balance structure and used for stereo garage
CN110581619A (en) * 2019-09-11 2019-12-17 烟台菱辰能源有限公司 Motor end cover and gear chamber integrated structure, motor and air compressor

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105387134A (en) * 2015-11-24 2016-03-09 綦江奔力齿轮有限公司 Speed reduction drive system provided with damping gears and air pressure balance structure and used for stereo garage
CN110581619A (en) * 2019-09-11 2019-12-17 烟台菱辰能源有限公司 Motor end cover and gear chamber integrated structure, motor and air compressor
CN110581619B (en) * 2019-09-11 2022-03-25 烟台东德氢能技术有限公司 Motor end cover and gear chamber integrated structure, motor and air compressor

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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: 20160413

Termination date: 20161124

CF01 Termination of patent right due to non-payment of annual fee