CN208107117U - A kind of 90 degree of rectangular axis all gear speed reducers being specifically applied to escalator - Google Patents
A kind of 90 degree of rectangular axis all gear speed reducers being specifically applied to escalator Download PDFInfo
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- CN208107117U CN208107117U CN201820602781.5U CN201820602781U CN208107117U CN 208107117 U CN208107117 U CN 208107117U CN 201820602781 U CN201820602781 U CN 201820602781U CN 208107117 U CN208107117 U CN 208107117U
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Abstract
The utility model discloses a kind of 90 degree of rectangular axis all gear speed reducers for being specifically applied to escalator, including:Decelerator shell, wherein the side wall of decelerator shell is equipped with first through hole;Input shaft is rotatably arranged on the top of decelerator shell;Output shaft is rotatably arranged in first through hole by first bearing;Gland is arranged in first through hole, and wherein gland is equipped with the second through-hole being connected to first through hole, and output shaft is threaded through in the second through-hole;Wherein, the one side of gland is equipped with and is connected to the second through-hole and accommodating grooves in rounded shape, output shaft are threaded through in accommodating grooves, and the outer wall of the output shaft in accommodating grooves is disposed with the first sealing ring and the second sealing ring.By the above-mentioned means, the leakproofness of the output shaft of speed reducer disclosed in the utility model is reinforced, more difficult to be influenced by dust and rainwater, the reliability of oil-leakage-prevention is big;The lubricant effect for improving the bearing of the input shaft of speed reducer simultaneously, substantially increases the service life of speed reducer.
Description
Technical field
The utility model relates to elevator technology field, in particular to a kind of 90 degree of rectangular axis for being specifically applied to escalator
All gear speed reducer.
Background technique
As world economy continues to develop, the improvement of people's living standards and rhythm of life are constantly accelerated, escalator quilt
It is widely applied in various places, especially megastore and public transport yard.
Currently, public traffic type escalator on the market is mainly driven by speed reducer, and escalator needs to meet
In outdoor utility, harsh environmental conditions, and speed reducer is equipped with output shaft, to drive escalator by output shaft.Ordinary circumstance
Under, for escalator staircase when being in outdoor utility, output shaft, which is used to drive one end of escalator, to be exposed outside speed reducer.
However, outdoor harsh environmental conditions, and the poor sealing of the output shaft of speed reducer on the market, it is easy leakage lubricating oil,
Also it is easy to be influenced by dust and rainwater, reduces the service life of speed reducer.
Utility model content
The utility model is mainly solving the technical problems that provide a kind of 90 degree of rectangular axis for being specifically applied to escalator
All gear speed reducer, the good airproof performance of output shaft, it is not easy to be influenced by dust and rainwater, substantially increase speed reducer
Service life.
In order to solve the above technical problems, the technical solution that the utility model uses is:One kind is provided to be specifically applied to
90 degree of rectangular axis all gear speed reducers of escalator, including:Decelerator shell, wherein the side wall of decelerator shell is equipped with first
Through-hole;Input shaft is rotatably arranged on the top of decelerator shell;Output shaft is rotatably arranged on first through hole by first bearing
In, wherein input shaft and output shaft are vertically arranged;Gland is arranged in first through hole, and wherein gland is equipped with connects with first through hole
The second logical through-hole, output shaft are threaded through in the second through-hole;Wherein, gland is equipped with far from the one side of first bearing and leads to second
Hole is connected to and accommodating grooves in rounded shape, output shaft are threaded through in accommodating grooves, and the outer wall of the output shaft in accommodating grooves
It is disposed with the first sealing ring and the second sealing ring.
Wherein, gland, which is equipped with, is housed in first through hole and the first cylindrical receiving portion, and the setting of the second through-hole is the
In one receiving portion.
Wherein, the second through-hole internal diameter is equal or slightly larger than the outer diameter of output shaft, and the internal diameter of first through hole is equal to first bearing
Outer diameter, and the internal diameter of first through hole be greater than the second through-hole internal diameter.
Wherein, the outer diameter and internal diameter of the first sealing ring and the second sealing ring are equal, wherein the outer diameter of the first sealing ring is equal to
The internal diameter of accommodating grooves, the internal diameter of the first sealing ring are equal to the outer diameter of output shaft.
Wherein, gland is equipped with holding outside the first through hole of decelerator shell and the first fastening part annular in shape, wherein
Accommodating grooves are arranged in the first fastening part.
Wherein, depth of the sum of the thickness of the first sealing ring and the second sealing ring no more than the accommodating grooves of gland.
Wherein, further include:Jackshaft is arranged in decelerator shell, and wherein jackshaft is arranged in parallel with output shaft, and in
Between axis the lower section of input shaft is set.
Wherein, output shaft is equipped with first gear, and jackshaft is equipped with the second gear connecting with first gear, and jackshaft is set
There is third gear, input shaft is equipped with the 4th gear connecting with third gear, and wherein input shaft is equipped with far from one end of jackshaft
Second bearing.
Wherein, further include:Oil pump including the oil pump case being fixed in decelerator shell and is rotatably arranged on oil pump
The intracorporal revolving part of shell, wherein revolving part is arranged on one end of jackshaft, to drive revolving part rotation by jackshaft.
Wherein, further include:Petroleum pipeline is arranged in decelerator shell, and wherein one end of petroleum pipeline and oil pump housing is defeated
The surface of the second bearing of input shaft is arranged in outlet connection, the other end, so that petroleum pipeline will lubricate when revolving part rotates
Oil is delivered in the second bearing of input shaft.
The utility model has the beneficial effects that:It is in contrast to the prior art, it is disclosed in the utility model specially to answer
90 degree of rectangular axis all gear speed reducers for escalator include:Decelerator shell, wherein the side wall of decelerator shell is equipped with
First through hole;Input shaft is rotatably arranged on the top of decelerator shell;Output shaft is rotatably arranged on first by first bearing
In through-hole, wherein input shaft and output shaft are vertically arranged;Gland is arranged in first through hole, and wherein gland is equipped with leads to first
Second through-hole of hole connection, output shaft are threaded through in the second through-hole;Wherein, gland is equipped with and the far from the one side of first bearing
Two through-holes are connected to and accommodating grooves in rounded shape, output shaft are threaded through in accommodating grooves, and the output shaft in accommodating grooves
Outer wall is disposed with the first sealing ring and the second sealing ring.By the above-mentioned means, disclosed in the utility model be applied to help
The leakproofness of output shaft of 90 degree of rectangular axis gear reduction units of ladder is significantly reinforced, it is not easy to by dust and rainwater
It influences, the reliability of oil-leakage-prevention also substantially enhances, and substantially increases the service life of speed reducer.
Detailed description of the invention
Fig. 1 is the structural representation for 90 degree of rectangular axis all gear speed reducers that the utility model is specifically applied to escalator
Figure;
Fig. 2 is to be specifically applied to the side wall cutting structures of 90 degree of rectangular axis all gear speed reducers of escalator in Fig. 1 to show
It is intended to;
Fig. 3 is the schematic diagram of internal structure that 90 degree of rectangular axis all gear speed reducers of escalator are specifically applied in Fig. 1.
Specific embodiment
Fig. 1-3 is please referred to, which includes outside speed reducer
Shell 10, input shaft 101, output shaft 102, jackshaft 106, oil pump and petroleum pipeline 108.
The side wall of decelerator shell 10 is equipped with first through hole.It should be understood that the decelerator shell 10 of the present embodiment is rectangular,
Certainly, in other embodiments, decelerator shell 10 can also be in other shapes, such as cylindric or ellipticity.
Input shaft 101 is rotatably arranged on the top of decelerator shell 10.It should be understood that the top of decelerator shell 10 is equipped with the
Three through-holes, input shaft 101 are threaded through in third through-hole.In addition, in some instances, the top of decelerator shell 10 is equipped with second
Lug boss, the second lug boss are equipped with the second rounded groove being connected to third through-hole, and wherein input shaft 101 is threaded through second
In groove.The second fixing piece 201 is provided in second groove, wherein second fixing piece 201 is provided with and is connected to third through-hole
Fourth hole, input shaft 101 are threaded through in fourth hole.Further, it is disposed with outside the input shaft 101 in fourth hole
Third sealing ring 202 and the 4th sealing ring.It should be understood that since third sealing ring 202 and the 4th sealing ring are successively set on input
Outside axis 101, so that the good airproof performance of input shaft 101, can effectively blocks dust and rainwater enter in decelerator shell 10,
Substantially increase service life.
Output shaft 102 is rotatably arranged in first through hole by first bearing 100.In the present embodiment, 101 He of input shaft
Output shaft 102 is vertically arranged, that is to say, that input shaft 101 and output shaft 102 are arranged at rectangular angle.
Gland 103 is arranged in first through hole.Specifically, gland 103 is equipped with the second through-hole being connected to first through hole, defeated
Shaft 102 is threaded through in the second through-hole.
In the present embodiment, gland 103 is equipped with far from the one side of first bearing 100 and is connected to the second through-hole and rounded
The accommodating grooves of shape, wherein output shaft 102 is threaded through in accommodating grooves.Lead to that is, output shaft 102 is threaded through first
In hole, the second through-hole and accommodating grooves.
In the present embodiment, in accommodating grooves in the outer wall of output shaft 102 be disposed with the first sealing ring 104 and
Two sealing rings 105.It should be understood that existing since the first sealing ring 104 and the second sealing ring 105 are successively set on outside output shaft 102
Dual-seal is arranged in the position that output shaft 102 stretches out the decelerator shell 10 of speed reducer, significantly improves the sealed reliable at the position
Property, so that the good airproof performance of output shaft 102, can effectively blocks dust and rainwater enter in decelerator shell 10, significantly
Improve service life.
Preferably, first through hole is interior and the first cylindrical receiving portion, the second through-hole are arranged equipped with being housed in for gland 103
In the first receiving portion.
In the present embodiment, the second through-hole internal diameter is equal or slightly larger than the outer diameter of output shaft 102, the internal diameter etc. of first through hole
In the outer diameter of first bearing 100, and the internal diameter of first through hole is greater than the internal diameter of the second through-hole.
Further, gland 103 is equipped with holding outside the first through hole of decelerator shell and the first holding annular in shape
Portion, wherein accommodating grooves are arranged in the first fastening part.
In the present embodiment, the outer diameter and internal diameter of the first sealing ring 104 and the second sealing ring 105 are equal, wherein first is close
The outer diameter of seal 104 is equal to the internal diameter of accommodating grooves, and the internal diameter of the first sealing ring 104 is equal to the outer diameter of output shaft 102.
In the present embodiment, the receiving no more than gland 103 of the thickness of the first sealing ring 104 and the second sealing ring 105
The depth of groove.
Jackshaft 106 is arranged in decelerator shell 10.It should be understood that jackshaft 106 is rotatably arranged on decelerator shell 10
It is interior.In the present embodiment, jackshaft 106 is arranged in parallel with output shaft 102, and jackshaft 106 is arranged under input shaft 101
Side.
In the present embodiment, output shaft 102 is equipped with first gear 1021, and jackshaft 106 is equipped with to be connected with first gear 1021
The second gear 1061 connect, and jackshaft 106 is equipped with third gear, input shaft 101 is equipped with the 4th tooth connecting with third gear
Wheel, so that input shaft 101 drives jackshaft 106 to rotate when input shaft 101 rotates, and then jackshaft 106 drives output shaft
102 rotations.It should be understood that second gear 1061 and third gear are arranged at intervals on outside jackshaft 106.
In the present embodiment, input shaft 101 is equipped with second bearing 1011 far from one end of jackshaft 106.
Oil pump is arranged in decelerator shell 10, and specifically, oil pump includes the oil being fixed in decelerator shell 10
Pump case and it is rotatably arranged on the intracorporal revolving part 107 of oil pump casing.
In the present embodiment, revolving part 107 is arranged on one end of jackshaft 106, to drive rotation by jackshaft 106
Part 107 rotates.
Petroleum pipeline 108 is arranged in decelerator shell 10, and one end of petroleum pipeline 108 and the delivery outlet of oil pump housing connect,
The surface of the second bearing 1011 of input shaft 101 is arranged in the other end of petroleum pipeline 108, so that when revolving part 107 rotates,
Hydraulic oil is delivered in the bearing 1011 on one end of input shaft 101 by petroleum pipeline 108.It should be understood that jackshaft 106 is to be immersed in
In the hydraulic oil of reducer shell 10, and the bearing 1011 on one end of input shaft 101 is not immersed in hydraulic oil, works as rotation
When part 107 rotates, hydraulic oil can be delivered in the bearing 1011 on one end of input shaft 101 by oil pump, solve bearing
The problem of 1011 lack of lubrication.In addition, oil pump in the prior art can be used in oil pump, will not repeat them here.
It should be understood that the present embodiment is in speed reducer by designing built-in small-sized oil pump, oil pump case and revolving part respectively with
The decelerator shell and bosom axis 106 of speed reducer are attached, and processing is used for oil transportation inside decelerator shell 10
Petroleum pipeline 108 is that the bearing 1011 of the input shaft 101 at the top of speed reducer carries out feed lubrication.
To sum up, 90 degree of rectangular axis all gear speed reducer packets disclosed in the utility model for being specifically applied to escalator
It includes:Decelerator shell, wherein the side wall of decelerator shell is equipped with first through hole;Input shaft is rotatably arranged on decelerator shell
Top;Output shaft is rotatably arranged in first through hole by first bearing, and wherein input shaft and output shaft are vertically arranged;Gland,
It is arranged in first through hole, wherein gland is equipped with the second through-hole being connected to first through hole, and output shaft is threaded through in the second through-hole;
Wherein, gland is equipped with far from the one side of first bearing is connected to and accommodating grooves in rounded shape, output shaft are worn with the second through-hole
It is located in accommodating grooves, and the outer wall of the output shaft in accommodating grooves is disposed with the first sealing ring and the second sealing ring.It is logical
Cross aforesaid way, the leakproofness of the output shaft of 90 degree of rectangular axis gear reduction units disclosed in the utility model applied to staircase
Significantly reinforced, it is not easy to be influenced by dust and rainwater, the reliability of oil-leakage-prevention also substantially enhances, and substantially increases
The service life of speed reducer.
The above description is only the embodiments of the present invention, and therefore it does not limit the scope of the patent of the utility model, all
Equivalent structure or equivalent flow shift made based on the specification and figures of the utility model, is applied directly or indirectly in
Other related technical areas are also included in the patent protection scope of the utility model.
Claims (10)
1. a kind of 90 degree of rectangular axis all gear speed reducers for being specifically applied to escalator, which is characterized in that including:
Decelerator shell, wherein the side wall of the decelerator shell is equipped with first through hole;
Input shaft is rotatably arranged on the top of the decelerator shell;
Output shaft is rotatably arranged in the first through hole by first bearing, wherein the input shaft and the output shaft hang down
Straight setting;
Gland is arranged in the first through hole, wherein the gland is equipped with the second through-hole being connected to the first through hole, institute
Output shaft is stated to be threaded through in second through-hole;
Wherein, the gland is equipped with far from the one side of the first bearing and is connected to second through-hole and receipts in rounded shape
Hold groove, the output shaft is threaded through in the accommodating grooves, and the outer wall of the output shaft in the accommodating grooves is successively
It is provided with the first sealing ring and the second sealing ring.
2. 90 degree of rectangular axis all gear speed reducer according to claim 1, which is characterized in that the gland is equipped with and is housed in
In the first through hole and the first cylindrical receiving portion, second through-hole are arranged in first receiving portion.
3. 90 degree of rectangular axis all gear speed reducer according to claim 2, which is characterized in that described second through-hole internal diameter etc.
In or slightly larger than the output shaft outer diameter, the internal diameter of the first through hole is equal to the outer diameter of the first bearing, and described the
The internal diameter of one through-hole is greater than the internal diameter of second through-hole.
4. 90 degree of rectangular axis all gear speed reducer according to claim 3, which is characterized in that first sealing ring and institute
Outer diameter and the internal diameter for stating the second sealing ring are equal, wherein the outer diameter of first sealing ring is equal to the internal diameter of the accommodating grooves,
The internal diameter of first sealing ring is equal to the outer diameter of the output shaft.
5. 90 degree of rectangular axis all gear speed reducer according to claim 4, which is characterized in that the gland is equipped with holding and exists
The first through hole of the decelerator shell is outer and the first fastening part annular in shape, wherein accommodating grooves setting is described the
In one fastening part.
6. 90 degree of rectangular axis all gear speed reducer according to claim 5, which is characterized in that first sealing ring and institute
State depth of the sum of the thickness of the second sealing ring no more than the accommodating grooves of the gland.
7. 90 degree of rectangular axis all gear speed reducer according to claim 1, which is characterized in that further include:
Jackshaft is arranged in the decelerator shell, wherein the jackshaft is arranged in parallel with the output shaft, and it is described in
Between axis the lower section of the input shaft is set.
8. 90 degree of rectangular axis all gear speed reducer according to claim 7, which is characterized in that the output shaft is equipped with first
Gear, the jackshaft is equipped with the second gear connecting with the first gear, and the jackshaft is equipped with third gear, described
Input shaft is equipped with the 4th gear connecting with the third gear, wherein the input shaft is equipped with far from one end of the jackshaft
Second bearing.
9. 90 degree of rectangular axis all gear speed reducer according to claim 8, which is characterized in that further include:
Oil pump, including the oil pump case that is fixed in the decelerator shell and to be rotatably arranged on the oil pump casing intracorporal
Revolving part, wherein the revolving part is arranged on one end of the jackshaft, to drive the revolving part by the jackshaft
Rotation.
10. 90 degree of rectangular axis all gear speed reducer according to claim 9, which is characterized in that further include:
Petroleum pipeline is arranged in the decelerator shell, wherein the delivery outlet of one end of the petroleum pipeline and the oil pump housing
The surface of the second bearing of the input shaft is arranged in connection, the other end, so that when the revolving part rotates, it is described
Lubricating oil is delivered in the second bearing of the input shaft by petroleum pipeline.
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CN201820602781.5U CN208107117U (en) | 2018-04-25 | 2018-04-25 | A kind of 90 degree of rectangular axis all gear speed reducers being specifically applied to escalator |
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CN201820602781.5U CN208107117U (en) | 2018-04-25 | 2018-04-25 | A kind of 90 degree of rectangular axis all gear speed reducers being specifically applied to escalator |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111706665A (en) * | 2020-07-21 | 2020-09-25 | Sew-传动设备(天津)有限公司 | Geared motor including a speed reducer having an input shaft and a housing |
-
2018
- 2018-04-25 CN CN201820602781.5U patent/CN208107117U/en active Active
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111706665A (en) * | 2020-07-21 | 2020-09-25 | Sew-传动设备(天津)有限公司 | Geared motor including a speed reducer having an input shaft and a housing |
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