CN204549779U - Shaft-assembling structure before a kind of outdoor step - Google Patents
Shaft-assembling structure before a kind of outdoor step Download PDFInfo
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- CN204549779U CN204549779U CN201520186354.XU CN201520186354U CN204549779U CN 204549779 U CN204549779 U CN 204549779U CN 201520186354 U CN201520186354 U CN 201520186354U CN 204549779 U CN204549779 U CN 204549779U
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- shaft
- hollow shaft
- roller
- assembling structure
- locating part
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Abstract
The utility model discloses shaft-assembling structure before a kind of outdoor step, comprising: roller, described roller is provided with roller shaft, and described roller two ends are respectively equipped with step chains; Step chains, described step chains is socketed described roller shaft, and described roller end face and described step chains are conflicted; Hollow shaft, described hollow shaft two ends are provided with described roller, step chains respectively, and described hollow shaft end is socketed described roller shaft, and described hollow shaft and described roller shaft free-running fit; Waterproof plug, described waterproof plug is positioned at described hollow shaft, and described waterproof plug and described hollow shaft are tightly connected.The utility model not only structure is simple, and lightweight, processing capacity is little, and antiseptic property is good, and staircase safety performance is high.
Description
Technical field
The utility model relates to shaft-assembling structure before a kind of step, especially relates to shaft-assembling structure before a kind of outdoor step.
Background technology
Before traditional step, shaft-assembling structure comprises solid axle, roller, step chains and bearing, and is processed with the ledge structure with roller, step chains and front axle bearing fit at solid axle two ends.Although adopt solid axle that the anti-raindrop erosion of step front axle can be made strong, before this step shaft-assembling structure Heavy Weight, processing capacity is large and cost is high.So, people change the solid axle in shaft-assembling structure before step into hollow shaft, and make in the built-in step chains of roller.Hollow shaft like this is without the need to processing the step surface matched with roller, step chains and bearing, and before step, shaft-assembling structure is lightweight, processing capacity is little and cost is low.But, by under shaft-assembling structure application outdoor environment before this step time, rainwater is extremely easily immersed in hollow shaft inside, hollow shaft antiseptic property reduce, the safe running performance of staircase is reduced greatly.
Summary of the invention
Based on this, the utility model is the defect overcoming prior art, and provide shaft-assembling structure before a kind of outdoor step, it is not only lightweight, and processing capacity is little, and antiseptic property is good, and staircase safety performance is high.
Its technical scheme is as follows:
Shaft-assembling structure before a kind of outdoor step, comprising: roller, described roller is provided with roller shaft; Step chains, described step chains is socketed described roller shaft, and described roller end face and described step chains are conflicted; Hollow shaft, described hollow shaft two ends are provided with described roller, described step chains respectively, and described hollow shaft end is socketed described roller shaft, and described hollow shaft and described roller shaft free-running fit; Waterproof plug, described waterproof plug is positioned at described hollow shaft, and described waterproof plug and described hollow shaft are tightly connected.
Wherein in an embodiment, being equipped with described waterproof plug in described hollow shaft two ends, conflicts in described waterproof plug and described roller shaft end.
Wherein in an embodiment, described waterproof plug two ends are coated with grease.
Wherein in an embodiment, described hollow shaft two ends all offer knock hole, and described knock hole place is provided with the fastener for fastening roller shaft and described hollow shaft.
Wherein in an embodiment, described hollow shaft sleeve is provided with bearing, the first locating part and the second locating part, and described first locating part, the second locating part lay respectively at described bearing both sides, and described first locating part, the second locating part are all conflicted with described bearing.
Wherein in an embodiment, described first locating part is relative to described second locating part closer in the middle part of described hollow shaft, and described first locating part is geometrical clamp, and described second locating part is circlip.
Wherein in an embodiment, be provided with lining between described bearing and described hollow shaft, described lining is socketed described hollow shaft.
Wherein in an embodiment, described roller shaft is provided with flange, described flange both ends of the surface are conflicted with described step chains, hollow shaft respectively.
Wherein in an embodiment, described hollow shaft is provided with corrosion-resistant coating.
Wherein in an embodiment, described corrosion-resistant coating comprises the zinc coating being coated on described hollow shaft surfaces externally and internally, and covers the anticorrosion enamelled coating on described zinc coating.
The beneficial effects of the utility model are:
1, shaft-assembling structure before outdoor step described in the utility model, roller arranges roller shaft, step chains is arranged on roller shaft, makes roller and step chains can first become independent assembly, rear assembling hollow shaft.And due to roller shaft and hollow shaft free-running fit, during assembling, can roller shaft be inserted in hollow shaft, realize connecting fast.And waterproof plug is set in hollow shaft, rainwater can be avoided to be immersed in hollow shaft from hollow shaft two ends.So visible, the utility model not only structure is simple, and lightweight, processing capacity is little, and antiseptic property is good, and staircase safety performance is high.
When 2, assembling roller shaft and hollow shaft, first by waterproof plug both ends of the surface coating grease, then can be positioned over the end of hollow shaft, then roller shaft filled in hollow shaft, and continue pushing waterproof plug.Roller shaft and the waterproof plug of making like this is sealed and matched, and greatly can improve the antiseptic property of hollow shaft, roller shaft.
3, can realize the axial location of bearing on hollow shaft by circlip, geometrical clamp, without the need at hollow shaft arranged outside ledge structure, make hollow shaft structure simple, processing capacity reduction, artificial and material cost reduces relatively.
4, described hollow shaft surfaces externally and internally is first provided with zinc coating, then on zinc coating, arrange anticorrosion enamelled coating, and so make the utility model antiseptic property improve, service life is extended.
Accompanying drawing explanation
Fig. 1 will be encased in the schematic diagram of hollow shaft for the roller shaft in shaft-assembling structure before outdoor step described in the utility model embodiment;
Fig. 2 is shaft-assembling structure schematic diagram before outdoor step described in the utility model embodiment.
Description of reference numerals:
10, step front axle, 11, roller, 111, roller shaft, 112, flange, 12, step chains, 13, hollow shaft, 131, knock hole, 14, bearing, 15, lining, 16, waterproof plug, 17, circlip, 18, geometrical clamp.
Detailed description of the invention
Below embodiment of the present utility model is described in detail:
Before outdoor step described in the utility model, two ends, shaft-assembling structure left and right are symmetrical, and therefore Fig. 1,2 all only illustrates the left-half of shaft-assembling structure before outdoor step.Refer to Fig. 1 or 2, shaft-assembling structure before outdoor step described in the utility model, comprising: roller 11, and described roller 11 is provided with roller shaft 111, and described roller 11 two ends are respectively equipped with step chains 12; Step chains 12, described step chains 12 is socketed described roller shaft 111, and described roller 11 end face and described step chains 12 are conflicted; Hollow shaft 13, described hollow shaft 13 two ends are provided with described roller 11, step chains 12 respectively, and described hollow shaft 13 end is socketed described roller shaft 111, and described hollow shaft 13 and described roller shaft 111 free-running fit; Waterproof plug 16, described waterproof plug 16 is positioned at described hollow shaft 13, and described waterproof plug 16 and described hollow shaft 13 are tightly connected.
Shaft-assembling structure before outdoor step described in the utility model, roller 11 arranges roller shaft 111, step chains 12 is arranged on roller shaft 111, makes roller 11 and step chains 12 can first become independent assembly, rear assembling hollow shaft 13.And due to roller shaft 111 and hollow shaft 13 free-running fit, during assembling, can roller shaft 111 be inserted in hollow shaft 13, realize connecting fast.And waterproof plug 16 is set in hollow shaft 13, then rainwater can be avoided to be immersed in hollow shaft 13 from hollow shaft 13 two ends.So visible, the utility model not only structure is simple, and lightweight, processing capacity is little, and antiseptic property is good, and staircase safety performance is high.
Be equipped with described waterproof plug 16 in described hollow shaft 13 two ends, described waterproof plug 16 is conflicted with described roller shaft 111 end.Described waterproof plug 16 two ends are coated with grease, and waterproof plug 16 can adopt antiseptic property and the good material of elastic performance to make, such as nitrile rubber.Described hollow shaft 13 two ends all offer knock hole 131, and described knock hole 131 place is provided with for the fastener of fastening roller shaft 111 with described hollow shaft 13.When assembling roller shaft 111 is with hollow shaft 13, first by waterproof plug 16 both ends of the surface coating grease, then can be positioned over the end of hollow shaft 13, then roller shaft 111 filled in hollow shaft 13, and continue pushing waterproof plug 16.Roller shaft 111 and the waterproof plug 16 of making like this is sealed and matched, and greatly can improve the antiseptic property of hollow shaft 13, roller shaft 111.
Described hollow shaft 13 is arranged with bearing 14, first locating part and the second locating part.Described first locating part, the second locating part lay respectively at described bearing 14 both sides, and described first locating part, the second locating part are all conflicted with described bearing 14.Described first locating part is relative to described second locating part closer in the middle part of described hollow shaft 13, and described first locating part is geometrical clamp 18, and described second locating part is circlip 17.So can realize the axial location of bearing 14 on hollow shaft 13 by circlip 17, geometrical clamp 18, without the need at hollow shaft 13 arranged outside ledge structure, make hollow shaft 13 structure simple, processing capacity reduction, artificial and material cost reduces relatively.
Be provided with lining 15 between described bearing 14 and described hollow shaft 13, described lining 15 is socketed described hollow shaft 13.Increase lining 15, the wear resisting property between bearing 14 and hollow shaft 13 can be strengthened.Described roller shaft 111 is provided with flange 112, and described flange 112 both ends of the surface are conflicted with described step chains 12, hollow shaft 13 respectively.Namely flange 112 is equivalent to the positioning step on roller shaft 111, during assembling roller shaft 111, can directly be pushed in hollow shaft 13 by roller shaft 111, be positioned by flange 112.
Described hollow shaft 13 is provided with corrosion-resistant coating.Described corrosion-resistant coating comprises the zinc coating being coated on described hollow shaft 13 surfaces externally and internally, and covers the anticorrosion enamelled coating on zinc coating.So make the utility model antiseptic property improve, service life is extended.
Each technical characteristic of the above embodiment can combine arbitrarily, for making description succinct, the all possible combination of each technical characteristic in above-described embodiment is not all described, but, as long as the combination of these technical characteristics does not exist contradiction, be all considered to be the scope that this specification sheets is recorded.
The above embodiment only have expressed several embodiment of the present utility model, and it describes comparatively concrete and detailed, but therefore can not be interpreted as the restriction to utility model patent scope.It should be pointed out that for the person of ordinary skill of the art, without departing from the concept of the premise utility, can also make some distortion and improvement, these all belong to protection domain of the present utility model.Therefore, the protection domain of the utility model patent should be as the criterion with claims.
Claims (10)
1. a shaft-assembling structure before outdoor step, is characterized in that, comprising:
Roller, described roller is provided with roller shaft;
Step chains, described step chains is socketed described roller shaft, and described roller end face and described step chains are conflicted;
Hollow shaft, described hollow shaft two ends are provided with described roller, described step chains respectively, and described hollow shaft end is socketed described roller shaft, and described hollow shaft and described roller shaft free-running fit;
Waterproof plug, described waterproof plug is positioned at described hollow shaft, and described waterproof plug and described hollow shaft are tightly connected.
2. shaft-assembling structure before outdoor step according to claim 1, is characterized in that, is equipped with described waterproof plug in described hollow shaft two ends, conflicts in described waterproof plug and described roller shaft end.
3. shaft-assembling structure before outdoor step according to claim 2, is characterized in that, described waterproof plug two ends are coated with grease.
4. shaft-assembling structure before the outdoor step according to any one of claims 1 to 3, is characterized in that, described hollow shaft two ends all offer knock hole, and described knock hole place is provided with the fastener for fastening roller shaft and described hollow shaft.
5. shaft-assembling structure before outdoor step according to claim 1, it is characterized in that, described hollow shaft sleeve is provided with bearing, the first locating part and the second locating part, described first locating part, the second locating part lay respectively at described bearing both sides, and described first locating part, the second locating part are all conflicted with described bearing.
6. shaft-assembling structure before outdoor step according to claim 5, is characterized in that, described first locating part is relative to described second locating part closer in the middle part of described hollow shaft, and described first locating part is geometrical clamp, and described second locating part is circlip.
7. shaft-assembling structure before outdoor step according to claim 5, is characterized in that, be provided with lining between described bearing and described hollow shaft, described lining is socketed described hollow shaft.
8. shaft-assembling structure before outdoor step according to claim 1, is characterized in that, described roller shaft is provided with flange, and described flange both ends of the surface are conflicted with described step chains, hollow shaft respectively.
9. shaft-assembling structure before outdoor step according to claim 1, it is characterized in that, described hollow shaft is provided with corrosion-resistant coating.
10. shaft-assembling structure before outdoor step according to claim 9, it is characterized in that, described corrosion-resistant coating comprises the zinc coating being coated on described hollow shaft surfaces externally and internally, and covers the anticorrosion enamelled coating on described zinc coating.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520186354.XU CN204549779U (en) | 2015-03-30 | 2015-03-30 | Shaft-assembling structure before a kind of outdoor step |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520186354.XU CN204549779U (en) | 2015-03-30 | 2015-03-30 | Shaft-assembling structure before a kind of outdoor step |
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| Publication Number | Publication Date |
|---|---|
| CN204549779U true CN204549779U (en) | 2015-08-12 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201520186354.XU Active CN204549779U (en) | 2015-03-30 | 2015-03-30 | Shaft-assembling structure before a kind of outdoor step |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106493703A (en) * | 2016-12-13 | 2017-03-15 | 苏州天沃科技股份有限公司 | A kind of heat exchanger tube is set with follow-up trolley support |
| CN106629365A (en) * | 2017-03-07 | 2017-05-10 | 苏州环球集团科技股份有限公司 | Stainless steel step chain |
| CN108137288A (en) * | 2015-10-05 | 2018-06-08 | 三菱电机株式会社 | The assemble method of the step of passenger conveyors and the step of passenger conveyors |
| CN111556849A (en) * | 2018-02-16 | 2020-08-18 | 三菱电机大楼技术服务株式会社 | Step of escalator capable of visually confirming fixing state with step shaft |
-
2015
- 2015-03-30 CN CN201520186354.XU patent/CN204549779U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108137288A (en) * | 2015-10-05 | 2018-06-08 | 三菱电机株式会社 | The assemble method of the step of passenger conveyors and the step of passenger conveyors |
| CN106493703A (en) * | 2016-12-13 | 2017-03-15 | 苏州天沃科技股份有限公司 | A kind of heat exchanger tube is set with follow-up trolley support |
| CN106629365A (en) * | 2017-03-07 | 2017-05-10 | 苏州环球集团科技股份有限公司 | Stainless steel step chain |
| CN106629365B (en) * | 2017-03-07 | 2018-06-19 | 苏州环球科技股份有限公司 | A kind of stainless steel step chains |
| CN111556849A (en) * | 2018-02-16 | 2020-08-18 | 三菱电机大楼技术服务株式会社 | Step of escalator capable of visually confirming fixing state with step shaft |
| CN111556849B (en) * | 2018-02-16 | 2021-12-31 | 三菱电机大楼技术服务株式会社 | Step of escalator capable of visually confirming fixing state with step shaft |
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| GR01 | Patent grant |