Utility model content
The utility model provides a kind of oil pointer device and the gear-box including oil pointer device and rail vehicle, existing to solve
There is the oil pointer device poor sealing in technology, easy permeability, be not easy the problem of I& M.
To solve the above-mentioned problems, one side according to the present utility model, the utility model provide a kind of oil ga(u)ge dress
It sets, including:Ontology there is peep hole, peep hole to have opposite observation end and oil inlet end, in the peep hole close to observation end
At least have towards the limit end face of oil inlet end, first annular slot is provided on the inner wall of peep hole, first annular slot is located at limit
Between position end face and oil inlet end;Transparency window, is arranged in peep hole and between observation end and first annular slot, transparency window has
There are opposite first end face and second end face, first end face to be abutted with limit end face;Sealing element, setting transparency window and ontology it
Between;Circlip is arranged in first annular slot, and circlip can limit the second end face of transparency window.
Further, be provided with the second annular groove on the inner wall of peep hole, the second annular groove be located at the inner wall of peep hole with
At the corresponding position of transparency window, sealing element is arranged in the second annular groove.
Further, oil pointer device further includes:Reflecting piece is arranged in peep hole, and reflecting piece is located at transparency window and elasticity
Between baffle ring, one end and the transparency window interval of reflecting piece are arranged, and the other end of reflecting piece is abutted with circlip.
Further, there are multiple oil-through-holes, multiple oil-through-holes to be arranged along the circumferencial direction interval of reflecting piece in reflecting piece.
Further, reflecting piece is provided with oil level mark line close to the side of transparency window.
Further, oil pointer device further includes:Spacer ring, be arranged in peep hole, spacer ring be located at transparency window with it is reflective
Between piece, the both ends of spacer ring are abutted with transparency window and reflecting piece respectively.
Further, oil pointer device further includes:Locating ring is arranged in peep hole, and locating ring is located at reflecting piece and elasticity
Between baffle ring.
Further, oil pointer device further includes:Locating ring is arranged in peep hole, and locating ring is located at transparency window and elasticity
Between baffle ring, one end of locating ring is abutted with the second end face of transparency window, and the other end of locating ring is abutted with circlip.
Further, there is internal thread, locating ring to have external screw thread, the external screw thread of locating ring and sight on the inner wall of peep hole
Examine the screw-internal thread fit connection in hole.
Further, the material of transparency window is tempered glass.
Further, the peripheral surface of one end of ontology has external screw thread, and operation is provided on the end face of the other end of ontology
Hole, handle hole is for fixing turning tool.
Another aspect according to the present utility model, the utility model provide a kind of gear-box, including oil pointer device and shell
Body, oil pointer device are arranged on shell, wherein oil pointer device is the above-mentioned oil pointer device provided.
Another aspect according to the present utility model, the utility model provide a kind of rail vehicle, including gear-box, gear
Case is the above-mentioned gear-box provided.
Using the technical solution of the utility model, can be limited in face of transparency window by the positive stop end on peep hole, and
And preferable sealing effect can be played, additionally it is possible to good sealing be played by the sealing element between transparency window and ontology and imitated
Fruit can improve the overall sealing performance of oil pointer device in this way, prevent the leakage of lubricating oil.Moreover, because circlip can be square
Just it is installed on ontology or is dismantled from ontology, therefore reliably transparency window can either be positioned by circlip,
Again can be convenient for transparency window dismounting, in this way can be achieved oil pointer device quick assembling, with to individual component carry out replacement or
Cleaning.
Specific implementation mode
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe.Obviously, the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.It is illustrative to the description only actually of at least one exemplary embodiment below, is never used as to this practicality
Novel and its application or any restrictions used.Based on the embodiments of the present invention, those of ordinary skill in the art are not having
There is the every other embodiment obtained under the premise of making creative work, shall fall within the protection scope of the present invention.
As shown in Figures 1 to 4, the embodiments of the present invention provide a kind of oil pointer device, including ontology 10, transparency window
20, sealing element 30 and circlip 40.Wherein, there is ontology 10 peep hole, peep hole to have opposite observation end and oil inlet end,
At least have towards the limit end face 11 of oil inlet end in the peep hole close to observation end, first is provided on the inner wall of peep hole
Annular groove 12, first annular slot 12 are located between limit end face 11 and oil inlet end.Transparency window 20 is arranged in peep hole and is located at
It observes between end and first annular slot 12, transparency window 20 has opposite first end face 21 and second end face 22, first end face 21
It is abutted with limit end face 11.Sealing element 30 is arranged between transparency window 20 and ontology 10.Circlip 40 is arranged first annular
In slot 12, circlip 40 can limit the second end face 22 of transparency window 20.
Using the technical solution of the present embodiment, transparency window 20 can be limited by the limit end face 11 on peep hole,
And preferable sealing effect can be played, additionally it is possible to be played by the sealing element 30 between transparency window 20 and ontology 10 good
Sealing effect can improve the overall sealing performance of oil pointer device in this way, prevent the leakage of lubricating oil.Moreover, because elasticity gear
Circle 40 can be conveniently mounted to dismantle on ontology 10 or from ontology 10, therefore can either be reliably to saturating by circlip 40
Bright window 20 is positioned, and can be convenient for the dismounting of transparency window 20, the quick assembling of oil pointer device can be achieved in this way, with to independent
Component replaced or cleaned.Daily inspection and observation are also allowed for simultaneously, improves the convenience using oil pointer device.
In the present embodiment, make the high intensity of oil pointer device, leakproofness and resistance to pressure good by the setting of above structure,
So as to improve the reliability and service life of oil pointer device itself.The oil pointer device is applied in gear-box, also can
Improve the reliability and service life of gear-box.For example, the gear-box running environment in rail vehicle is severe and rotating speed is high, because
This has higher requirement to the properties such as the intensity of oil pointer device, resistance to pressure and leakproofness, maintenance-free.Use this implementation
The oil pointer device that example provides, can be satisfied the performance requirement of the gear-box in rail vehicle.In the present embodiment, end face is limited
11 can be formed by the end face that the boss structure on peep hole inner wall is arranged, or by ladder setting hole section cascaded surface shape
At.
As shown in Figures 2 and 3, the second annular groove 13 is provided on the inner wall of peep hole, the second annular groove 13 is located at observation
At the inner wall in hole position corresponding with transparency window 20, sealing element 30 is arranged in the second annular groove 13.By the way that the second ring is arranged
Shape slot 13 can be convenient for the positioning and installation of sealing element 30, and can improve the sealing effect of sealing element 30.
In the present embodiment, sealing element 30 can be set to annular seal, is first placed in sealing element 30 in assembly
In second annular groove 13, then transparency window 20 is packed into peep hole again, to realize the effect of sealing.Annular seal is cut
Face shape can be not limited to circle, can also be other geometries such as rectangle.In the present embodiment, preferably sealing element 30 is set
It is set to O-ring, sealing of the standard component realization to transparency window 20 may be used in this way, to be reduced while ensureing sealing effect
The manufacturing cost of device.
Certainly, sealing element 30 can not also be set as O-ring, for example, if setting sealing element 30 to gasket seal, put
It sets between transparency window 20 and limit end face 11, the leakproofness that can yet enhance between part (at this moment can not have to the second ring of setting
Shape slot 13).Or O-ring is provided between transparency window 20 and limit end face 11, and simultaneously in transparency window 20 and limit end face
Elastomeric pad is set between 11, can also achieve the effect that enhance leakproofness.
In the present embodiment, oil pointer device further includes reflecting piece 50, and reflecting piece 50 is arranged in peep hole, reflecting piece 50
Between transparency window 20 and circlip 40, one end and the interval of transparency window 20 of reflecting piece 50 are arranged, the other end of reflecting piece 50
It is abutted with circlip 40.In this way light can be generated when observing the oil mass in gear-box by oil pointer device by reflecting piece 50
The reflection of line, consequently facilitating observation.The program is particularly suitable for dim environment or the deeper lubricating oil of color.Reflecting piece 50 can
To be set as light tone sheet metal, as long as can have larger contrast, such as silvery white, glassy yellow etc. with the color of lubricating oil.
Further, there is multiple oil-through-holes 51, circumferencial direction of the multiple oil-through-holes 51 along reflecting piece 50 in reflecting piece 50
Interval setting.By the way that oil-through-hole 51 is arranged, can enter convenient for lubricating oil in oil pointer device and is contacted with transparency window 20, in this way may be used
In order to observe oil level.Oil-through-hole 51 is set as multiple, the flowing of lubricating oil can be convenient for.It in the present embodiment, can be with
Oil-through-hole is set at the middle part of reflecting piece 50.
As shown in Figure 1, reflecting piece 50 is provided with oil level mark line 52 close to the side of transparency window 20.By the way that oil level mark is arranged
Remember line 52, can be convenient for substantially determining the oil mass of the lubricating oil in gear-box, therefore can further increase using oil pointer device
Convenience.In the present embodiment, oil level mark line 52 can be set to multiple concentric circular lines.
In the present embodiment, oil pointer device further includes spacer ring 60, and spacer ring 60 is arranged in peep hole, spacer ring 60
Between transparency window 20 and reflecting piece 50, the both ends of spacer ring 60 are abutted with transparency window 20 and reflecting piece 50 respectively.Pass through setting
Spacer ring 60 can position the axial direction of transparency window 20 and the axial direction of reflecting piece 50, consequently facilitating the dress of oil pointer device
Match.In the present embodiment, spacer ring 60 can be set to rubber ring.
In the present embodiment, oil pointer device further includes locating ring 70, and locating ring 70 is arranged in peep hole.Locating ring 70 can
To be located between reflecting piece 50 and circlip 40.It in this way can be by locating ring 70 to the axial direction and transparency window 20 of reflecting piece 50
Axial direction positioned, consequently facilitating the assembly of oil pointer device.Locating ring 70 may be located on transparency window 20 and circlip 40
Between, and one end of locating ring 70 is abutted with the second end face 22 of transparency window 20, the other end of locating ring 70 and elasticity are kept off
Circle 40 abuts.Preferably, transparency window 20, spacer ring 60, reflecting piece 50 and locating ring 70, circlip 40, which are sequentially arranged, is observing
In hole, assembling sequence can be specified when being assembled in this way, prevents the confusion of parts, to improve assembly accuracy and
Packaging efficiency.The axial direction of transparency window 20, reflecting piece 50 and locating ring 70 can be positioned and be prevented by circlip 40 in this way
Only locating ring 70 loosens.
Specifically, there is internal thread 15, locating ring 70 to have external screw thread, locating ring 70 on the inner wall of the peep hole of ontology 10
The internal thread 15 of peep hole of external screw thread and ontology 10 be connected.Each zero in ontology 10 on the one hand can be improved in this way
On the other hand the effect of the axial restraint of part can realize being detachably connected for each parts in order to the dismounting of parts, to
Convenient for the maintenance of oil pointer device.In the present embodiment, the material of ontology 10 can be set to copper.
In the present embodiment, circlip 40 can also be set to directly abutting with transparency window 20, bullet can be passed through in this way
Property baffle ring 40 limits the axial direction of transparency window 20.Or be set as abutting with locating ring 70 by circlip 40, in this way may be used
The axial direction of transparency window 20, reflecting piece 50 and locating ring 70 is positioned by circlip 40 and prevents locating ring 70 from loosening.
In the present embodiment, the material of transparency window 20 can be set to tempered glass.Due to tempered glass intensity compared with
Height, therefore the impact of the foreign matters such as slungshot can be prevented, and tempered glass is not easy to be decomposed and corrode, therefore can improve in this way
The reliability of oil pointer device.It is also convenient for cleaning oil pointer device using organic washing agent moreover, being arranged such, consequently facilitating
The maintenance of oil pointer device.It can ensure the cleaning of oil pointer device in this way, consequently facilitating the oil level in observation gear-box.
For the ease of the installation of oil pointer device, the peripheral surface of one end of ontology 10 has external screw thread, and external screw thread is used for and tooth
Corresponding internal thread hole connection on the shell of roller box.Moreover, being provided with handle hole 14 on the end face of the other end of ontology 10, grasp
Make hole 14 for fixing turning tool.It, can be by turning tool insertion operation hole 14 in this way when installing or removing oil pointer device
In, consequently facilitating applying torque.As shown in Figure 1 and Figure 4, setting, in this way can be with there are two handle hole 14 on the end face of ontology 10
Further increase the convenience of operation.For example, the oil pointer device is applied in gear-box, it is provided on the shell of gear-box
With female mounting hole, the external screw thread of ontology 10 can be connect with the screw-internal thread fit of mounting hole.When installing oil pointer device,
It in turning tool insertion operation hole 14 and will rotate, convenient for reaching torque requirement to realize reliability and the sealing of connection
Property.
As shown in figure 5, the utility model additionally provides a kind of gear-box, gear-box includes oil pointer device 100 and shell
200, oil pointer device 100 is arranged on shell 200, wherein oil pointer device 100 is the oil pointer device that above-described embodiment provides.It answers
With the technical solution of the present embodiment, transparency window 20 can be limited by the limit end face 11 on peep hole, and can rise
To preferable sealing effect, additionally it is possible to good sealing effect is played by the sealing element 30 between transparency window 20 and ontology 10,
The overall sealing performance that oil pointer device can be improved in this way, prevents the leakage of lubricating oil.Moreover, because circlip 40 can facilitate
Ground is installed on ontology 10 or is dismantled from ontology 10, therefore can either reliably be carried out to transparency window 20 by circlip 40
Positioning, and the dismounting of transparency window 20 can be convenient for, the quick assembling of oil pointer device can be achieved in this way.The technical solution can improve
The leakproofness and service life of gear-box and maintenance can be reduced.Gear-box running environment in rail vehicle is severe and turns
It is fast high, therefore have higher requirement to the overall performance of gear-box.Using gear-box provided in this embodiment, rail can be satisfied
Performance requirement of the road vehicle to gear-box.
The utility model additionally provides a kind of rail vehicle, and rail vehicle includes the gear-box that above-described embodiment provides, by
There is oil pointer device provided by the utility model in gear-box, therefore the leakproofness of gear-box is preferable, reliability is high, so as to
The reliability for improving rail vehicle, reduces the generation of failure.
The above descriptions are merely preferred embodiments of the present invention, is not intended to limit the utility model, for this
For the technical staff in field, various modifications and changes may be made to the present invention.It is all in the spirit and principles of the utility model
Within, any modification, equivalent replacement, improvement and so on should be included within the scope of protection of this utility model.
It should be noted that term used herein above is merely to describe specific implementation mode, and be not intended to restricted root
According to the illustrative embodiments of the application.As used herein, unless the context clearly indicates otherwise, otherwise singulative
It is also intended to include plural form, additionally, it should be understood that, when in the present specification using term "comprising" and/or " packet
Include " when, indicate existing characteristics, step, operation, device, component and/or combination thereof.
Unless specifically stated otherwise, positioned opposite, the digital table of the component and step that otherwise illustrate in these embodiments
Up to the unlimited the scope of the utility model processed of formula and numerical value.Simultaneously, it should be appreciated that for ease of description, attached shown in the drawings each
The size of a part is not to be drawn according to actual proportionate relationship.For skill known to person of ordinary skill in the relevant
Art, method and apparatus may be not discussed in detail, but in the appropriate case, and the technology, method and apparatus should be considered as awarding
Weigh part of specification.In shown here and discussion all examples, any occurrence should be construed as merely example
Property, not as limitation.Therefore, the other examples of exemplary embodiment can have different values.It should be noted that:It is similar
Label and letter similar terms are indicated in following attached drawing, therefore, once be defined in a certain Xiang Yi attached drawing, then with
It need not be further discussed in attached drawing afterwards.
In the description of the present invention, it should be understood that the noun of locality such as " front, rear, top, and bottom, left and right ", " laterally,
Vertically, vertically, it is horizontal " and " pushing up, bottom " etc. indicated by orientation or positional relationship be normally based on orientation or position shown in the drawings
Relationship is set, is merely for convenience of describing the present invention and simplifying the description, in the absence of explanation to the contrary, these nouns of locality
Do not indicate that and imply that signified device or element must have a particular orientation or with specific azimuth configuration and operation, because
This should not be understood as the limitation to scope of protection of the utility model;The noun of locality " inside and outside " refers to the wheel relative to each component itself
Wide is inside and outside.
For ease of description, herein can with use space relative terms, as " ... on ", " in ... top ",
" ... upper surface ", " above " etc., for describing such as a device shown in the figure or feature and other devices or spy
The spatial relation of sign.It should be understood that spatially relative term is intended to comprising the orientation in addition to device described in figure
Except different direction in use or operation.For example, if the device in attached drawing is squeezed, it is described as " in other devices
It will be positioned as " under other devices or construction after part or construction top " or the device of " on other devices or construction "
Side " or " under other devices or construction ".Thus, exemplary term " ... top " may include " ... top " and
" in ... lower section " two kinds of orientation.The device can also other different modes positioning (be rotated by 90 ° or be in other orientation), and
And respective explanations are made to the opposite description in space used herein above.
Furthermore, it is necessary to which explanation, limits parts, it is only for be convenient for using the words such as " first ", " second "
Corresponding parts are distinguished, do not have Stated otherwise such as, there is no particular meanings for above-mentioned word, therefore should not be understood as to this
The limitation of utility model protection range.