CN204297866U - Hoist machine anti-oil-leakage structure - Google Patents
Hoist machine anti-oil-leakage structure Download PDFInfo
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- CN204297866U CN204297866U CN201420680317.XU CN201420680317U CN204297866U CN 204297866 U CN204297866 U CN 204297866U CN 201420680317 U CN201420680317 U CN 201420680317U CN 204297866 U CN204297866 U CN 204297866U
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Abstract
Mode of execution of the present utility model relates to hoist machine anti-oil-leakage structure, and such as expecting in the prior art can more reliably from the structure of hoist machine leakage of oil.The hoist machine anti-oil-leakage structure of mode of execution possesses accessory and contiguity parts.Accessory is configured between bearing portion and detector.Contiguity parts are clipped between accessory and end bulkheads and touch.Contiguity parts have opening on the downside of vertical.Accessory has absorbing member holding part and annulus portion.Absorbing member holding part keeps the absorbing member that can absorb oil component.Annulus portion is formed with annulus, and is formed with the opening be communicated with annulus.
Description
The application, based on Japanese patent application 2014-103392 (applying date: on May 19th, 2014), enjoys preferential interests from this application.The application comprises the full content of this application by referring to this application.
Technical field
Mode of execution of the present utility model relates to hoist machine anti-oil-leakage structure.
Background technique
, moved in hoistway by car, elevator makes car move to any floor in the past.In which elevator, such as, the mechanism for preventing the leakage to the oiling agent that the bearing portion etc. of hoist machine lubricates etc. is provided with.
Model utility content
But, in the prior art, such as, wish the structure that can prevent more reliably from hoist machine leakage of oil.
The hoist machine anti-oil-leakage structure of mode of execution possesses accessory and contiguity parts.Accessory is configured between bearing portion and detector, described bearing portion supports the live axle of the hoist machine of elevator and makes it rotatable, described detector is arranged on the exposed end of described live axle, for detecting the rotational speed of this live axle, described exposed end exposes from the end bulkheads clipping described hoist machine with the opposite side of described bearing portion.Contiguity parts are clipped between described accessory and described end bulkheads and touch.Described contiguity parts are formed along the outer circumferential face of described exposed end, and have opening on the downside of vertical.Described accessory has absorbing member holding part and annulus portion.Absorbing member holding part keeps absorbing member, and this absorbing member contacts with the outer circumferential face of described exposed end, is arranged to ring-type, and can absorb the oil being attached to described exposed end.Annulus portion is formed with the annulus of the outer circumferential face along described exposed end, and on the downside of the vertical of described annulus, be formed with the opening be communicated with this annulus.
In the hoist machine anti-oil-leakage structure of mode of execution, described annulus portion is arranged between described absorbing member holding part and described detector.Described accessory has tabular limiting unit, this tabular limiting unit is formed as ring-type along the outer circumferential face of described exposed end between described annulus portion and described detector, and the outer circumferential face of this tabular limiting unit is connected with the inner peripheral surface in described annulus portion.
In the hoist machine anti-oil-leakage structure of mode of execution, described accessory has contiguity member retainer section, this contiguity member retainer section is formed as giving prominence to, for keeping described contiguity parts from the contiguity of described accessory and described contiguity parts facing to described end bulkheads side.Described contiguity member retainer section has opening in the position opposed with the opening of described contiguity parts.
According to the hoist machine anti-oil-leakage structure of above-mentioned formation, can reliably prevent from hoist machine leakage of oil.
Embodiment
[mode of execution]
Fig. 1 is the stereogram represented the schematic configuration of the anti-oil-leakage structure involved by mode of execution.Fig. 2 is the partial sectional view of the hoist machine of the anti-oil-leakage structure applied involved by mode of execution.Fig. 3 is the partial sectional view (partial sectional view in the encirclement line A in Fig. 2) of the anti-oil-leakage structure comprised involved by mode of execution.Fig. 4 is the block diagram represented the schematic configuration example of the elevator of the anti-oil-leakage structure involved by application mode of execution.
The anti-oil-leakage structure 100 as the hoist machine anti-oil-leakage structure involved by present embodiment shown in Fig. 1, Fig. 2, Fig. 3 is applied in the hoist machine 5 of elevator 1 as shown in Figure 4, is for preventing the mechanism of leaking the oil component etc. of the oiling agent that the bearing portion 52 etc. of this hoist machine 5 lubricates.
At this, the elevator 1 of application anti-oil-leakage structure 100 as shown in Figure 4, is be elevated in hoistway 7 by car 2 thus can move to the elevator of the stop 6 of arbitrary target zone.Elevator 1 is configured to comprise car 2, counterweight 3, main rope 4, hoist machine 5, control gear (control cabinet) 10 etc.Elevator 1 is so-called suspension type (corresponding Japanese: つ Ru べ formula) elevator car 2 and counterweight 3 linked with main rope 4.Elevator 1 arranges stop 6.
Car 2 is configured to comprise car manipulating box 8 etc., and car 2 can be elevated in the hoistway 7 being arranged at building.Car manipulating box 8 carries out so-called car calling registration etc. according to the operation input undertaken by user.Main rope 4 hangs on main rope sheave 5a, the upper saw pulley 5b etc. of hoist machine 5.Main rope 4 is at one end connected with car 2, is connected with counterweight 3 at the other end.Hoist machine 5 such as has motor (motor) 5c producing power.Hoist machine 5 is by drive motor 5c, thus rotary actuation is linked to the main rope sheave 5a of this motor 5c.Further, hoist machine 5 utilizes the frictional force produced between main rope sheave 5a and main rope 4, electrically the main rope 4 of traction.Stop 6 is arranged on car 2 each elevator of flat bed can stop floor.Each stop 6 arranges stop manipulating box 9 etc. respectively.Stop manipulating box 9 carries out so-called floor call registration etc. according to the operation input undertaken by user.
Control gear 10 possesses and has by the two-way common bus of common form interconnected CPU (central operation treatment device), ROM, RAM, the microcomputer of backup RAM and input/output port device and drive circuit.ROM (Read Only Memory: ROM (read-only memory)) prestores the control program etc. of regulation.RAM (Random Access Memory: random access memory) stores the operation result of CPU temporarily.Backup RAM stores the information of specification etc. of pre-prepd map datum, elevator 1.Control gear 10 is electrically connected with each portion of various sensor, detector, elevator 1, controls the action in each portion blanketly.
When user to carry out the calling operation of car 2 by car manipulating box 8, stop manipulating box 9 etc., the elevator 1 formed as mentioned above is as described below carries out action.That is, elevator 1 inputs corresponding car calling registering signal, floor call registering signal from car manipulating box 8, stop manipulating box 9 etc. to control gear 10.Further, elevator 1 control gear 10 according to the calling of this car registering signal, floor call registering signal carry out car 2 car calling registration or, floor call registration.And, control gear 10 based on car calling registration, floor call registration, from the movement direction (lifting direction) etc. of the output of various sensor, detector, the current of car 2, determine the flat bed order of car 2, while reasonably movement, response is made to each calling to make car 2.Further, control gear 10 pairs of hoist machines 5 carry out drived control, make car 2 move to the floor of object.Thus, the car 2 of elevator 1 moves along vertical oscilaltion in hoistway 7, and moves to the stop 6 of arbitrary target zone.Further, elevator 1 detect car 2 to stop 6 flat bed of target zone and flat bed when the level position specified, open door afterwards.Thus, the user waited at stop 6 can take in car 2, and the user in addition in car 2 can descend elevator to stop 6.
At this, the elevator 1 formed as mentioned above possesses the detector 11 of the rotational speed of the live axle 51 for detecting the hoist machine 5 shown in Fig. 1, Fig. 2, Fig. 3.
Live axle 51 is the output rotor axle of the motor 5c of power when producing the main rope 4 of traction in hoist machine 5, carries out rotary actuation under the effect of the power produced at motor 5c to main rope sheave 5a.Live axle 51 is rotatably bearing on bearing portion 52 (with reference to Fig. 2 etc.) for rotating center with the spin axis X along substantially horizontal.This live axle 51, such as by formations such as radial bearings, is bearing in framework of hoist machine 5 etc. in rotatable mode by bearing portion 52.Be bearing in the live axle 51 of bearing portion 52, the end of one side is combined with the rotor of motor 5c, and on the other hand, the end bulkheads 53 of the through hoist machine 5 in end of the opposing party also forms the exposed end 51a exposed from this end bulkheads 53.End bulkheads 53 forms a part for the framework of hoist machine 5, and this end bulkheads 53 is formed as discoideus, and erects along vertical with bearing portion 52 phase ground connection.The exposed end 51a of live axle 51 so that mode the through hole 53a (with reference to Fig. 2, Fig. 3 etc.) formed at the central part of this end bulkheads 53 can be inserted into the relative rotation, and be exposed to end bulkheads 53 via this through hole 53a with bearing portion 52 opposite side.The detector 11 of present embodiment is arranged on the exposed end 51a of live axle 51 and detects the rotational speed of this live axle 51.The detector 11 of present embodiment such as uses the pulse oscillator rotational speed of live axle 51 being carried out to optically detecting.
In addition, in hoist machine 5 as above, at the bearing portion 52 of supporting driving shaft 51, the oiling agent of lubricating grease etc. is used in order to lubricate the sliding parts of this bearing portion 52.Further, in hoist machine 5, end bulkheads 53 is provided with the drain passageway 53b (with reference to Fig. 2 etc.) for being discharged by the oiling agent of remaining lubricating grease etc.Drain passageway 53b is arranged on the inside of end bulkheads 53.Drain passageway 53b extends near bearing portion 52 and through hole 53a on the downside of vertical, has discharge aperture 53c (with reference to Fig. 1, Fig. 2 etc.) in the underpart of end bulkheads 53.At this, discharge aperture 53c is formed in exposed end 51a in end bulkheads 53 and exposes on the end face of side.The oiling agent of the remaining lubricating grease of bearing portion 52 etc. as in Fig. 2 with shown in arrow L1, because falling from focusing in drain passageway 53b, and externally discharge via discharge aperture 53c.
But, when the oiling agent of lubricating grease etc., the oil component of this oiling agent leak along the exposed end 51a of live axle 51 and are attached to this detector 11 side from bearing portion 52, the testing precision of the rotational speed of the live axle 51 of detector 11 as above likely reduces.Carry out the rotational speed of live axle 51 as the detector 11 of present embodiment in the pulse oscillator of optically detecting, the reduction of the testing precision caused by the attachment of oil component etc. becomes to be inclined to more significantly.
Therefore, the hoist machine 5 of present embodiment, by application anti-oil-leakage structure 100, suppresses the oiling agent of lubricating grease etc. and/or the oil component of this oiling agent to leak into this detector 11 side from bearing portion 52 along the exposed end 51a of live axle 51.Thus, the reduction of the testing precision of the rotational speed of the live axle 51 of detector 11 is suppressed.
Specifically, as shown in Figure 1, Figure 2, Figure 3 shows, anti-oil-leakage structure 100 possesses as PG (pulse oscillator) supporting mass 101 of accessory and the Sealing 102 as contiguity parts.PG supporting mass 101 is configured between bearing portion 52 and detector 11.Sealing 102 is clipped between PG supporting mass 101 with end bulkheads 53 and carries out touching (corresponding Japanese: adherence).
More specifically, PG supporting mass 101 is formed as annulus tabular.PG supporting mass 101 is such as formed by the metal of iron etc.As shown in Fig. 3 etc., PG supporting mass 101 has through hole 101a, absorbing member holding part 101b, annulus portion 101c, tabular limiting unit 101d and contiguity member retainer section 101e.In addition, PG supporting mass 101 is configured to comprise absorbing member 103.
Through hole 101a is formed as at the central part of PG supporting mass 101 this PG supporting mass 101 through.The exposed end 51a of live axle 51 is can mode be inserted in this through hole 101a with the relative rotation, thus PG supporting mass 101 is encased in exposed end 51a.
Absorbing member holding part 101b is the part keeping absorbing member 103.Absorbing member holding part 101b is formed on the inner peripheral surface of the formation through hole 101a in PG supporting mass 101.Absorbing member holding part 101b is formed in the substantially central portion of the axis along spin axis X (following, to have the situation referred to as " axis ") in PG supporting mass 101.Absorbing member holding part 101b is formed as circular groove circumferentially at the inner peripheral surface of PG supporting mass 101.That is, absorbing member holding part 101b is formed as the internal diameter circular groove larger than the internal diameter of the inner peripheral surface of the formation through hole 101a in PG supporting mass 101.Absorbing member holding part 101b keeps absorbing member 103 in this circular groove.Absorbing member 103 contacts with the outer circumferential face of exposed end 51a with the state kept by absorbing member holding part 101b, is configured to ring-type and can absorbs the oil being attached to exposed end 51a.At this, absorbing member 103 is such as by being formed as the formations such as circular felt.Absorbing member 103 is under the state kept by absorbing member holding part 101b, and outer circumferential face contacts with the inner peripheral surface of absorbing member holding part 101b, and inner peripheral surface contacts with the outer circumferential face of exposed end 51a.Along with the relative rotation of the exposed end 51a centered by spin axis X, the inner peripheral surface of absorbing member 103 contacts in the mode that can slide with the outer circumferential face of exposed end 51a.
Annulus portion 101c is the part of the annulus 101f of the outer circumferential face be formed along exposed end 51a.Annulus portion 101c is formed in the inner peripheral surface of the formation through hole 101a in PG supporting mass 101.Annulus portion 101c is arranged on the end of detector 11 side of the axis in PG supporting mass 101.That is, annulus portion 101c is arranged between absorbing member holding part 101b and detector 11.Annulus portion 101c is formed as circular groove circumferentially at the inner peripheral surface of PG supporting mass 101.That is, annulus portion 101c is formed as the internal diameter circular groove larger than the internal diameter of the inner peripheral surface of the formation through hole 101a in PG supporting mass 101.At this, annulus portion 101c is formed as the internal diameter circular groove larger than the internal diameter of the inner peripheral surface of absorbing member holding part 101b in PG supporting mass 101.Further, in this PG supporting mass 101, the circular space divided by the annulus portion 101c formed as circular groove like this becomes annulus 101f.Further, this annulus portion 101c is formed with the discharge aperture 101g as the opening be communicated with this annulus 101f on the downside of the vertical of annulus 101f.Be formed in the vertical underpart of this PG supporting mass 101 under the state that discharge aperture 101g is encased in end bulkheads 53 grade at PG supporting mass 101, and be communicated with annulus 101f along vertical.
Tabular limiting unit 101d is the part being formed as annulus tabular between annulus portion 101c and detector 11 along the outer circumferential face of exposed end 51a.The outer circumferential face of tabular limiting unit 101d is connected with the inner peripheral surface of annulus portion 101c, and inner peripheral surface side is inserted for exposed end 51a.
Contiguity member retainer section 101e is the part keeping Sealing 102.Contiguity member retainer section 101e is formed as outstanding towards this end bulkheads 53 side from the end face of PG supporting mass 101 end bulkheads 53 side namely axial with the contiguity face of Sealing 102.Contiguity member retainer section 101e is formed as the arc-shaped of the outer circumferential face along exposed end 51a, and the discharge aperture 101h formed on the downside of vertical under there is the state being encased in end bulkheads 53 grade at PG supporting mass 101.The inner peripheral surface side of contiguity member retainer section 101e is inserted for exposed end 51a.
Under the state that PG supporting mass 101 is encased in end bulkheads 53 grade, Sealing 102 is clipped between PG supporting mass 101 and end bulkheads 53, such as, be made up of the flexual elastomer that the rigidity such as rubber, resin is lower.Sealing 102 is formed as the arc-shaped of the outer circumferential face along exposed end 51a.Sealing 102 is formed as, and external diameter is less than the external diameter of PG supporting mass 101, and internal diameter is roughly equal with the external diameter of contiguity member retainer section 101e.Sealing 102 is encased in this contiguity member retainer section 101e with inner peripheral surface side and the mode of the outer circumferential face side contacts of contiguity member retainer section 101e, thus is maintained on contiguity member retainer section 101e.Sealing 102 is maintained on contiguity member retainer section 101e, and has as the discharge aperture 102a being encased in the opening formed on the downside of vertical under the state of end bulkheads 53 grade at PG supporting mass 101 (also with reference to Fig. 1).Under the state that Sealing 102 remains on contiguity member retainer section 101e, the discharge aperture 101h of contiguity member retainer section 101e and the discharge aperture 102a of Sealing 102 is formed in position opposite one another along vertical.
PG supporting mass 101 is under the state of contiguity member retainer section 101e maintenance Sealing 102, the inner side of through hole 101a is inserted and discharge aperture 101g is positioned at this position relationship on the downside of vertical with exposed end 51a, fastening and be fixed on the engagement portion 53d being formed at end bulkheads 53.That is, PG supporting mass 101, under the state being fixed on end bulkheads 53, becomes the state that exposed end 51a is inserted into the inner peripheral surface side of absorbing member holding part 101b and its absorbing member 103 kept, annulus portion 101c, tabular limiting unit 101d, contiguity member retainer section 101e etc.In this condition, the inner peripheral surface of the absorbing member 103 of PG supporting mass 101 contacts in the mode that can slide with the outer circumferential face of exposed end 51a, and Sealing 102 touches and is clipped between PG supporting mass 101 and end bulkheads 53.In addition, at this, PG supporting mass 101 together with detector 11 by jointly fastening.That is, PG supporting mass 101 is fastened on engagement portion 53d in the mode be clipped between detector 11 and end bulkheads 53.
The anti-oil-leakage structure 100 of formation described above axially from bearing portion 52 side towards detector 11 side with the arranged in order of Sealing 102, absorbing member 103, annulus 101f, they play function as triple oil-leakage-prevention portions.Below, for anti-oil-leakage structure 100 leakage of oil prevent be described in detail.
As mentioned above, the major part of the oiling agent of the remaining lubricating grease of bearing portion 52 etc. as in Fig. 2 with as shown in arrow L1, fall in the deadweight of drain passageway 53b internal cause, and externally discharge via discharge aperture 53c.But, the part of the oiling agent of the remaining lubricating grease of bearing portion 52 etc. as in Fig. 2 with shown in arrow L2, may not fall in drain passageway 53b and move to detector 11 side through through hole 53a along the exposed end 51a of live axle 51.
In the case, the major part moving to the oiling agent of the lubricating grease of detector 11 side etc. along exposed end 51a as in Fig. 3 with as shown in arrow L3, the inner side of the Sealing 102 between end bulkheads 53 and PG supporting mass 101 due to conduct oneself with dignity or along with the rotation of live axle 51 centrifugal force etc. and fall.The oiling agent etc. fallen in the inner side of Sealing 102 is externally discharged via discharge aperture 101,102a.Further, as in Fig. 3 with shown in arrow L4, do not fall in the inner side of Sealing 102 and further move to the oiling agent of the lubricating grease of detector 11 side etc. along exposed end 51a, the oil component of oiling agent arrives absorbing member 103.Reach the oiling agent of the lubricating grease of absorbing member 103 etc., oiling agent oil component by this absorbing member 103.And, do not absorbed by absorbing member 103 and further move to the arrival annulus 101f such as the oil component of the oiling agent of detector 11 side along exposed end 51a, and as in Fig. 3 with as shown in arrow L5, fall due to deadweight or with the centrifugal force etc. of the rotation of live axle 51.The oil component etc. of the oiling agent fallen in annulus 101f is externally discharged via discharge aperture 101g.Now, the oil component etc. of oiling agent disperses to detector 11 side and to be limited by tabular limiting unit 101d.
According to anti-oil-leakage structure 100 described above, there is PG supporting mass 101 and Sealing 102.PG supporting mass 101 be configured in detector 11 and support in rotatable mode elevator 1 hoist machine 5 live axle 51 bearing portion 52 between.At this, detector 11 is arranged on the end bulkheads 53 clipping hoist machine 5 and the exposed end 51a being exposed to the live axle 51 of the opposition side of bearing portion 52, detects the rotational speed of this live axle 51.Sealing 102 is clipped between PG supporting mass 101 and end bulkheads 53 and touches.Sealing 102 is formed along the outer circumferential face of exposed end 51a, has discharge aperture 102a on the downside of vertical.PG supporting mass 101 has absorbing member holding part 101b and annulus portion 101c.Absorbing member holding part 101b keeps absorbing member 103, and this absorbing member 103 contacts with the outer circumferential face of exposed end 51a, is configured to ring-type and can absorbs the oil component being attached to exposed end 51a.At annulus portion 101c, form the annulus 101f of the outer circumferential face along exposed end 51a, and on the downside of the vertical of annulus 101f, form the discharge aperture 101g be communicated with this annulus 101f.
Therefore, anti-oil-leakage structure 100 is axially the order of Sealing 102, absorbing member 103, annulus 101f from bearing portion 52 side towards detector 11 side, and they play function as triple oil-leakage-prevention portions.Consequently, anti-oil-leakage structure 100 can reliably suppress the oiling agent of lubricating grease etc., the oil component of this oiling agent to leak into detector 11 side from bearing portion 52 along the exposed end 51a of live axle 51 in limited space.Therefore, anti-oil-leakage structure 100 can reliably prevent from hoist machine 5 leakage of oil.Thus, anti-oil-leakage structure 100 can prevent the oiling agent of lubricating grease etc., the oil of this oiling agent is attached to detector 11, so the testing precision of the rotational speed of the live axle 51 of detector 11 can be suppressed to reduce, can improve its testing precision.
Further, according to anti-oil-leakage structure 100 described above, annulus portion 101c is arranged between absorbing member holding part 101b and detector 11.PG supporting mass 101 has and is formed as ring-type with the outer circumferential face along exposed end 51a between detector 11 and the tabular limiting unit 101d that is connected with the inner peripheral surface of annulus portion 101c of outer circumferential face at annulus portion 101c.Therefore, anti-oil-leakage structure 100 can by tabular limiting unit 101d limit along exposed end 51a reach the oiling agent of annulus 101f, the oil component of this oiling agent due to deadweight or fall along with the centrifugal force etc. of the rotation of live axle 51 time disperse to detector 11 side.Consequently, anti-oil-leakage structure 100 can prevent more reliably from hoist machine 5 leakage of oil.
Further, have contiguity member retainer section 101e according to anti-oil-leakage structure 100, PG supporting mass 101 described above, this contiguity member retainer section 101e is formed as giving prominence to from the contiguity with Sealing 102 facing to end bulkheads 53 side, and keeps Sealing 102.Contiguity member retainer section 101e has discharge aperture 101h in the position that the discharge aperture 102a with Sealing 102 is opposed.Therefore, Sealing 102 can be remained between PG supporting mass 101 and end bulkheads 53 by contiguity member retainer section 101e by anti-oil-leakage structure 100.Further, the oil component of oiling agent, this oiling agent can the inner side of Sealing 102 between end bulkheads 53 and PG supporting mass 101 reliably externally be discharged by discharge aperture 101h, 102a by anti-oil-leakage structure 100.Consequently, anti-oil-leakage structure 100 can prevent more reliably from hoist machine 5 leakage of oil.
In addition, in the above description, detector 11 is set to and employs pulse oscillator and be described, but is not limited thereto, such as, also can pass through the formations such as phase splitter (resolver).
Hoist machine anti-oil-leakage structure involved by mode of execution described above, variation, can reliably prevent from hoist machine leakage of oil.
Be illustrated several mode of execution of the present utility model, but these mode of executions are pointed out as an example, intention does not lie in the scope limiting model utility.These mode of executions can be implemented in other various modes, in the scope of purport not departing from model utility, can carry out various omission, displacement, change.These mode of executions and distortion thereof are included in scope and the purport of model utility, are similarly included in the model utility described in scope of Patent request and equivalent scope thereof.
Accompanying drawing explanation
Fig. 1 is the stereogram represented the schematic configuration of the anti-oil-leakage structure involved by mode of execution.
Fig. 2 is the partial sectional view of the hoist machine of the anti-oil-leakage structure applied involved by mode of execution.
Fig. 3 is the partial sectional view of the anti-oil-leakage structure comprised involved by mode of execution.
Fig. 4 is the block diagram represented the schematic configuration example of the elevator of the anti-oil-leakage structure involved by application mode of execution.
Claims (3)
1. a hoist machine anti-oil-leakage structure, is characterized in that, possesses:
Accessory, be configured between bearing portion and detection unit, described bearing portion supports the live axle of the hoist machine of elevator and makes it rotatable, described detection unit is arranged on the exposed end of described live axle, for detecting the rotational speed of this live axle, described exposed end from the end bulkheads clipping described hoist machine, expose by the side contrary with described bearing portion; And
Contiguity parts, are clipped between described accessory and described end bulkheads and touch,
Described contiguity parts along described exposed end outer circumferential face and formed, there is opening on the downside of vertical,
Described accessory has:
Absorbing member holding part, for keeping absorbing member, this absorbing member contacts with the outer circumferential face of described exposed end, is set to ring-type, can absorb the oil being attached to described exposed end; And
Annulus portion, is formed with the annulus of the outer circumferential face along described exposed end, and on the downside of the vertical of described annulus, be formed with the opening be communicated with this annulus.
2. hoist machine anti-oil-leakage structure as claimed in claim 1, is characterized in that,
Described annulus portion is arranged between described absorbing member holding part and described detector,
Described accessory has tabular limiting unit, this tabular limiting unit is formed as ring-type along the outer circumferential face of described exposed end between described annulus portion and described detector, and the outer circumferential face of this tabular limiting unit is connected with the inner peripheral surface in described annulus portion.
3. hoist machine anti-oil-leakage structure as claimed in claim 1 or 2, is characterized in that,
Described accessory has contiguity member retainer section, and this contiguity member retainer section is formed as giving prominence to from the contiguity of described accessory and described contiguity parts facing to described end bulkheads side, for keeping described contiguity parts,
Described contiguity member retainer section has opening in the position opposed with the opening of described contiguity parts.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2014-103392 | 2014-05-19 | ||
| JP2014103392A JP5931958B2 (en) | 2014-05-19 | 2014-05-19 | Oil leakage prevention structure for hoisting machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204297866U true CN204297866U (en) | 2015-04-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420680317.XU Active CN204297866U (en) | 2014-05-19 | 2014-11-10 | Hoist machine anti-oil-leakage structure |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP5931958B2 (en) |
| CN (1) | CN204297866U (en) |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6250378U (en) * | 1985-09-17 | 1987-03-28 | ||
| JPH01236189A (en) * | 1988-03-14 | 1989-09-21 | Hitachi Ltd | Winding machine for elevator |
| JP4018012B2 (en) * | 2003-03-20 | 2007-12-05 | 三菱電機株式会社 | Sealing structure for lubricating oil for motor bearings |
| JP4455031B2 (en) * | 2003-12-05 | 2010-04-21 | 三菱電機株式会社 | Elevator hoisting machine |
| JP2008069828A (en) * | 2006-09-13 | 2008-03-27 | Nsk Ltd | Roller bearing |
| JP5263865B2 (en) * | 2007-09-12 | 2013-08-14 | 東芝産業機器製造株式会社 | Electric motor for hoisting machine |
-
2014
- 2014-05-19 JP JP2014103392A patent/JP5931958B2/en active Active
- 2014-11-10 CN CN201420680317.XU patent/CN204297866U/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| JP2015218039A (en) | 2015-12-07 |
| JP5931958B2 (en) | 2016-06-08 |
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