CN110185773A - Oily block apparatus and retarder - Google Patents

Oily block apparatus and retarder Download PDF

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Publication number
CN110185773A
CN110185773A CN201910570996.2A CN201910570996A CN110185773A CN 110185773 A CN110185773 A CN 110185773A CN 201910570996 A CN201910570996 A CN 201910570996A CN 110185773 A CN110185773 A CN 110185773A
Authority
CN
China
Prior art keywords
retarder
hole
oil
cavity
block apparatus
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201910570996.2A
Other languages
Chinese (zh)
Inventor
聂源
许华
王科
郭明强
宣奇武
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sichuan New Energy Automotive Co Ltd
Original Assignee
Sichuan New Energy Automotive Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Sichuan New Energy Automotive Co Ltd filed Critical Sichuan New Energy Automotive Co Ltd
Priority to CN201910570996.2A priority Critical patent/CN110185773A/en
Publication of CN110185773A publication Critical patent/CN110185773A/en
Pending legal-status Critical Current

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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16HGEARING
    • F16H57/00General details of gearing
    • F16H57/02Gearboxes; Mounting gearing therein
    • F16H57/027Gearboxes; Mounting gearing therein characterised by means for venting gearboxes, e.g. air breathers
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16HGEARING
    • F16H57/00General details of gearing
    • F16H57/02Gearboxes; Mounting gearing therein
    • F16H57/029Gearboxes; Mounting gearing therein characterised by means for sealing the gearboxes, e.g. to improve airtightness
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16HGEARING
    • F16H57/00General details of gearing
    • F16H57/04Features relating to lubrication or cooling or heating
    • F16H57/0408Exchange, draining or filling of transmission lubricant

Abstract

This application provides a kind of oily block apparatus and retarders, belong to field of automobile parts and components.The oil block apparatus includes: ontology, helix tube and breather valve;The ontology is used to be inserted into the housing cavity of the retarder when in use, is oozed out with the oil blocked in the retarder from the housing cavity;The helix tube includes first end, spire and the second end, and the spire is located in the ontology, and for being connected across the ontology with the housing cavity, the second end is connected the first end with the breather valve;The helix tube is used for after the oil gas in the retarder enters the helix tube from the first end, oil and gas in the oil gas are separated in the spire of the helix tube, gas after separation enters the breather valve from the second end, the retarder is discharged in the gas by the breather valve.The application can reduce the difficulty of the housing design of retarder and reduce the overall dimension of retarder.

Description

Oily block apparatus and retarder
Technical field
This application involves technical field of automobile parts, in particular to oily block apparatus and retarder.
Background technique
Be generally provided with that oiling oil is stifled and a breather plug on the retarder of automobile at present, wherein breather plug into Near port, it is generally also devised with " labyrinth " for keeping off oil.It is stifled to unscrew oiling oil, refueling operation can be carried out to retarder, and Exhaust, the inside and outside portion's pressure of balanced reducer and isolation are outer from while " labyrinth " that breather plug then passes through gear oil keeps off oily to realize The effect of boundary's ambient water vapor.
However, two cloth while on retarder on the stifled shell that can occupy retarder with breather plug of setting oiling oil Seated position, while the oil for also needing to overflow when designing labyrinth on the shell of retarder and being vented to block from breather plug, therefore, compared with The difficulty of housing design and the overall dimension of retarder are increased in big degree.
Summary of the invention
In view of this, oil block apparatus provided by the embodiments of the present application and retarder, can reduce the housing design of retarder Difficulty and reduce retarder overall dimension.
In a first aspect, a kind of oily block apparatus provided by the embodiments of the present application, is applied to retarder, the oil block apparatus packet It includes: ontology, helix tube and breather valve;The ontology is used to be inserted into the housing cavity of the retarder when in use, to block The oil stated in retarder is oozed out from the housing cavity hydraulic fluid port;The helix tube includes first end, spire and the second end, The spire is located in the ontology, and the first end is described for being connected across the ontology with the housing cavity The second end is connected with the breather valve;The helix tube is used to enter when the oil gas in the retarder from the first end After the helix tube, in the oil gas oil and gas separated in the spire of the helix tube, the gas after separation from The second end enters the breather valve, the retarder is discharged in the gas by the breather valve.
During above-mentioned realization, this is set to by setting ontology, helix tube and breather valve, and by the spire of helix tube In vivo, the first end passes through the ontology and is connected with the housing cavity, and the second end is connected with the breather valve, So that the oil block apparatus not only may be implemented to block up the effect of oil, additionally it is possible to while realizing the effect of ventilation, so that only needing One components is installed on retarder, and then reduces the difficulty of the housing design of retarder and reduces the totality of retarder Size.
With reference to first aspect, the embodiment of the present application provides the first possible embodiment of first aspect, described logical Air valve includes vent valve seat and ventilation valve ball;The vent valve seat is equipped with cavity, the first through hole that is connected to the cavity and the Two through-holes;The cavity is connected to by the first through hole with the second end;The ventilation valve ball is set in the cavity, The volume of the cavity is greater than the volume of the ventilation valve ball;The ventilation valve ball, which is used to work as, has gas to arrange from the second end When out and entering the first through hole, the gas is opened after the ventilation valve ball for blocking the first through hole from described second Through-hole discharge;It is described ventilation valve ball be also used to when the air pressure of second through hole be greater than the first through hole at air pressure when, The ventilation valve ball blocks the first through hole, to prevent the gas outside the cavity from entering the deceleration from second through-hole In device;Second through-hole is for the gas entered from the first through hole to be expelled to outside the cavity.
During above-mentioned realization, by setting vent valve seat and ventilation valve ball, and vent valve seat in be equipped with cavity and The second through-hole that the first through hole being connected to the cavity is set and is connected to the cavity, so as to will be from the second end The gas of portion's discharge is discharged by the second through-hole, realizes the effect of ventilation.
With reference to first aspect, the embodiment of the present application provides second of possible embodiment of first aspect, and described Body is equipped with the first opening, and the second end passes through first opening and connect with the breather valve.
The possible embodiment of second with reference to first aspect, the embodiment of the present application provide the third of first aspect Possible embodiment, the oil block apparatus further include: sealing element, the sealing element are described for sealing first opening The second end passes through the sealing element and connect with the breather valve.
During above-mentioned realization, it can be entered in ontology to avoid ambient atmos from the first opening by setting sealing element, And then gas is caused to enter in retarder, and then improve the safety and service life of retarder.
Any embodiment with reference to first aspect, the embodiment of the present application provide the 4th kind of possible reality of first aspect Mode is applied, the first end, the spire and the second end are integrally formed.
During above-mentioned realization, the setting of first end, spire and the second end is an integral molding structure, on the one hand It can be less prone to gas leakage or oil leakage phenomenon after entering helix tube from the oil gas that retarder is discharged, and then go to ensure that oil is stifled The quality of device.It on the other hand, can also be convenient for the installation and maintenance to helix tube.
The 4th kind of possible embodiment with reference to first aspect, the embodiment of the present application provide the 5th kind of first aspect Possible embodiment, the first end are straight tube.
The 5th kind of possible embodiment with reference to first aspect, the embodiment of the present application provide the 6th kind of first aspect Possible embodiment, the second end are straight tube.
The possible embodiment of second with reference to first aspect, the embodiment of the present application provide the 7th kind of first aspect Possible embodiment, the ontology include rotary table and cylindrical body, and the hollow cavity that band second is open is equipped in the cylindrical body, The rotary table is connect with the cylindrical body, and first opening runs through the rotary table and the second open communication.
The 7th kind of possible embodiment with reference to first aspect, the embodiment of the present application provide the 8th kind of first aspect Possible embodiment, the rotary table and the cylinder body by integral forming.
Second aspect, a kind of retarder provided by the embodiments of the present application, including the oil as described in first aspect any one Block apparatus.
During above-mentioned realization, since the application only needs an oily block apparatus that can realize stifled oil and ventilation simultaneously Effect, and then can reduce retarder housing design difficulty and reduce retarder overall dimension.
Other feature and advantage of the disclosure will illustrate in the following description, alternatively, Partial Feature and advantage can be with Deduce from specification or unambiguously determine, or by implement the disclosure above-mentioned technology it can be learnt that.
To enable the above objects, features, and advantages of the application to be clearer and more comprehensible, preferred embodiment is cited below particularly, and cooperate Appended attached drawing, is described in detail below.
Detailed description of the invention
Technical solution in ord to more clearly illustrate embodiments of the present application, below will be to needed in the embodiment attached Figure is briefly described, it should be understood that the following drawings illustrates only some embodiments of the application, therefore is not construed as pair The restriction of range for those of ordinary skill in the art without creative efforts, can also be according to this A little attached drawings obtain other relevant attached drawings.
Fig. 1 is the structural schematic diagram of oily block apparatus provided by the embodiments of the present application;
Fig. 2 is the sectional view that A-A section is carried out with the dotted line in oily block apparatus shown in FIG. 1;
Fig. 3 is the perspective view of the explosion of oily block apparatus provided by the embodiments of the present application;
Fig. 4 is the schematic diagram of the vent valve seat in oily block apparatus shown in Fig. 3;
Fig. 5 is the structural schematic diagram of retarder provided by the embodiments of the present application.
Icon: 100- oil block apparatus;110- helix tube;120- ontology;130- breather valve;140- sealing element;150- sealing Set;111- first end;112- spire;113- the second end;121- first is open;122- accommodating chamber;123- rotary table;124- Cylindrical body;125- second is open;131- vent valve seat;132- ventilation valve ball;133- cavity;134- first through hole;135- second Through-hole;200- retarder.
Specific embodiment
Drawbacks described above existing in the prior art, applicants contemplate that being applicant after practicing and carefully studying It is obtaining as a result, therefore, what the discovery procedure of the above problem and hereinafter the embodiment of the present application were proposed regarding to the issue above Solution all should be the contribution that applicant makes the application during the application.
To keep the purposes, technical schemes and advantages of the embodiment of the present application clearer, below in conjunction with the embodiment of the present application In attached drawing, technical solutions in the embodiments of the present application is described.
With reference to the accompanying drawing, it elaborates to some embodiments of the application.In the absence of conflict, following Feature in embodiment and embodiment can be combined with each other.
The embodiment of the present application provides a kind of oily block apparatus 100 referring to FIG. 1 to FIG. 4, and the oil block apparatus 100 includes: Ontology 120, helix tube 110 and breather valve 130.
Optionally, helix tube 110 includes first end 111, spire 112 and the second end 113.
Optionally, one end of spire 112 is connect with first end 111, the other end and the second end of spire 112 113。
As an implementation, first end 111, spire 112 and the second end 113 are integrally formed.
During above-mentioned realization, the knot that is integrally formed is arranged in first end 111, spire 112 and the second end 113 On the one hand structure can be less prone to gas leakage or oil leakage phenomenon after entering helix tube 110 from the oil gas that retarder is discharged, into And go the quality for ensuring oily block apparatus 100.It on the other hand, can also be convenient for the installation and maintenance to helix tube 110.
As another embodiment, first end 111, spire 112 and the second end 113 can pass through the side of welding Formula is attached.
Certainly, in actual use, first end 111, spire 112 and the second end 113 can also use its other party Formula is attached, for example, the modes such as bonding or clamping.Here, being not especially limited.
Optionally, the spire 112 is located in the ontology 120.
Optionally, the shape of the shape spring-like of spire 112.
Optionally, the circle number of the helical ring of spire 112 can be multi-turn.For example, the circle number of the helical ring of spire 112 It can be 5 circles, be also possible to 6 circles etc..Here, being not especially limited.
Optionally, the helix tube 110 is used for when the oil gas in the retarder is from described in the first end 111 entrance After helix tube 110, oil and gas in the oil gas are separated in the spire 112 of the helix tube 110, the gas after separation Body enters the breather valve 130 from the second end 113, will be subtracted described in gas discharge by the breather valve 130 Fast device.
Optionally, oil gas refers to a kind of gas that oil is carried in gas.
It should be noted that then high temperature will lead to retarder since retarder can generate higher temperature at work The oil of interior liquid can generate oil gas by gasification, and oil gas is after spire of entering, the road advanced in spire due to oil gas Diameter is longer and spire 112 in temperature significantly lower than the temperature in retarder, therefore will lead to oil gas spire 112 into Row condensation, to realize Oil-gas Separation, is discharged the gas isolated by the second end 113, and condensed liquid The oil that the oil of state can drop onto first end 111, and then isolate from spire 112 can return in retarder.
Optionally, first end 111 is straight tube.
Optionally, first end 111 can be cylindrical straight tube.
Certainly, in actual use, first end 111 is also possible to the straight tube of cuboid or square.
Certainly, in actual use, first end 111 is also possible to bend pipe.Here, being not especially limited.
Optionally, the cross section of spire 112 can be circle.
Certainly, in actual use, the cross section of spire 112 can be with rectangle.
Optionally, the second end 113 is straight tube.
Optionally, the second end 113 can be cylindrical straight tube.
Certainly, in actual use, the second end 113 is also possible to the straight tube of cuboid or square.
Certainly, in actual use, the second end 113 is also possible to bend pipe.Here, being not especially limited.
Optionally, the ontology 120 is used to be inserted into the housing cavity of the retarder when in use, to block the deceleration Oil in device is oozed out from the housing cavity.
That is, ontology 120 is for blocking the shell when oily block apparatus 100 to be inserted into the housing cavity of retarder Intracoelomic cavity oozes out to avoid the oil in retarder from the housing cavity.
As an implementation, ontology 120 is equipped with the first opening 121 and accommodating chamber 122.First opening 121 It is connected to the accommodating chamber 122.
Optionally, the second end 113 passes through first opening 121 and connect with the breather valve 130.
Optionally, when the diameter of first opening 121 is identical as 113 diameter of the second end, described first is opened Mouth 121 is connect for passing through for the second end 113 with breather plug 130.At this point, helix tube 110 can be by other means Into accommodating chamber 122, for example, ontology 120 at this time can be similar to writing case, it can be by opening ontology 120 so that helix tube 110 enter accommodating chamber 122.
It should be understood that above are only example and non-limiting.
Optionally, when the diameter of first opening 121 is greater than or equal to the diameter of the spire 112, described the One opening 121 is for entering the accommodating chamber 122 for the spire 112.
Optionally, accommodating chamber 122 is for placing the spire 112.
Optionally, the first end 111 is described for being connected across the ontology 120 with the housing cavity of retarder The second end 113 is connected with the breather valve 130.It is offered on ontology 120 identical with 111 diameter of first end logical Hole, and the through-hole is connected to accommodating chamber 122, and then it is big with 111 diameter of first end that first end 111 can be allowed to pass through It is connected after small identical through-hole with the housing cavity of retarder.
Optionally, gap of the oil gas in retarder between first end 111 and the through-hole enters receiving in order to prevent In chamber 122, the gap between first end 111 and the through-hole is sealed.For example, can be sealed by glue, It can be through setting rubber ring and be sealed.
Optionally, 112 outer diameter of diameter with spire of accommodating chamber 122 is equal, i.e., the accommodating chamber 122 can just accommodate spiral shell Rotation portion 112.
It, can by setting equal with the outer diameter of spire 112 for the diameter of accommodating chamber 122 during above-mentioned realization So that spire 112 will not be swung in accommodating chamber 122, and then reduce the damage probability of helix tube 110.
Optionally, ontology 120 is cylinder.
Certainly, in actual use, ontology 120 is also possible to the shapes such as other shapes, such as cuboid, square, circular cone Shape.
Optionally, ontology 120 includes rotary table 123 and cylindrical body 124, and the opening of band second 125 is equipped in the cylindrical body 124 Hollow cavity, the rotary table 123 connect with the cylindrical body 124, and first opening 121 is through the rotary table 123 and the Two openings, 125 connection.At this point, accommodating chamber 122 is that the thickness of rotary table 123 and the hollow cavity are formed by cavity.
Optionally, when first opening 121 size with second opening 125 it is equal in magnitude when, first opening 121 and second Opening 125 is overlapped.
Optionally, the size of the second opening 125 can be configured according to the outer diameter size of spire 112.
It should be understood that in general, the diameter of the second opening 125 is greater than or equal to the outer diameter of spire 112.
Optionally, the diameter of rotary table 123 is greater than the diameter of cylindrical body 124.
Optionally, the rotary table 123 is used to hold for user when being removed and inserted into retarder.
During above-mentioned realization, the diameter of rotary table 123 is set to the diameter greater than cylindrical body 124, user can be made Convenient for operating ontology 120 by hand-held rotary table 123 convenient for user when the ontology 120 to be inserted into retarder.
Optionally, when the size of the first opening 121 and the second opening 125 it is equal in magnitude when, rotary table 123 and cylindrical body 124 can be integrally formed.
Optionally, when the size of the first opening 121 and the unequal size of the second opening 125, rotary table 123 and cylindrical body 124 can connect by welding.
Optionally, the breather valve 130 includes vent valve seat 131 and ventilation valve ball 132.
Optionally, the vent valve seat 131 is connect with the second end 113.
Optionally, in the vent valve seat 131 equipped with cavity 133, the first through hole 134 being connected to the cavity 133 and The second through-hole 135 being connected to the cavity 133.
Optionally, the cavity 133 is connected to by the first through hole 134 with the second end 113.
Optionally, the ventilation valve ball 132 is set in vent valve seat 131, and specifically, the ventilation valve ball 132 is set to institute It states in cavity 133, the volume of the cavity 133 is greater than the volume of the ventilation valve ball 132;Since the volume of cavity 133 is greater than The volume of the ventilation valve ball 132, therefore valve ball 132 of ventilating can move in cavity 133.
Optionally, the ventilation valve ball 132, which is used to work as, has gas to escape and enter described first from the second end 113 When through-hole 134, the gas is opened after the ventilation valve ball 132 for blocking the first through hole 134 from second through-hole 135 Discharge.
Optionally, the ventilation valve ball 132 is also used to the air pressure at second through-hole 135 greater than the first through hole When air pressure at 134, the ventilation valve ball 132 blocks the first through hole 134, with prevent the gas outside the cavity 133 from Second through-hole 135 enters in the retarder.
Optionally, second through-hole 135 is used to the gas entered from the first through hole 134 being expelled to the cavity Outside 133.
During above-mentioned realization, by setting vent valve seat 131 and ventilation valve ball 132, and it is equipped in vent valve seat 131 Cavity 133 and the setting first through hole 134 being connected to the cavity 133 and the second through-hole being connected to the cavity 133 135, so as to which the gas being discharged from the second end 113 to be discharged by the second through-hole 135, realize the effect of ventilation.
Optionally, cavity 133 can be cylinder, be also possible to cone.
It should be understood that first through hole 134 is located at the vertex of cone when cavity 133 is cone.
Optionally, first through hole 134 is far from the second through-hole 135.
Optionally, the second through-hole 135 can be set in one end opposite with first through hole 134.
Certainly, in actual use, the second through-hole 135 also can be set in one end not opposite with first through hole 134.
Optionally, the quantity of the second through-hole 135 can be one, be also possible to multiple.
Optionally, the diameter of the second through-hole 135 can be less than or equal to the diameter of the first through hole 134.
It should be understood that above are only example and non-limiting.
In a possible embodiment, a kind of oily block apparatus 100 provided by the present application, further includes: sealing element 140.
Optionally, for sealing first opening 121, the second end 113 passes through described close the sealing element 140 Sealing 140 is connect with the breather valve 130.It should be understood that be necessarily equipped on sealing element at this time pass through for the second end 113 it is logical Hole.Optionally, the size of the through-hole can be equal with the diameter of the second end.
Optionally, sealing element 140 can be rubber stopper.
During above-mentioned realization, this can be entered from the first opening 121 to avoid ambient atmos by setting sealing element 140 In body 120, and then gas is caused to enter in retarder, and then improves the safety and service life of retarder.
In a possible embodiment, a kind of oily block apparatus 100 provided by the present application, further includes: sealing shroud 150.
Optionally, sealing shroud 150 is for being set in ontology 120, and specifically, sealing shroud 150 is for being set in cylindrical body On 124, so that the better tightness between oily block apparatus 100 and retarder.
Optionally, sealing shroud 150 is made of silication rubber.
Optionally, sealing shroud 150 is dentation.
During above-mentioned realization, the sealing between oily block apparatus 100 and retarder can be made by the way that sealing shroud 150 is arranged Property it is more preferable, further decrease in retarder oil exudation probability.
A kind of oily block apparatus 100 provided by the embodiments of the present application, passes through setting ontology 120, helix tube 110 and breather valve 130, and the spire of helix tube 110 112 is set in ontology 120, the first end 111 passes through the ontology 120 and institute It states housing cavity to be connected, the second end 113 is connected with the breather valve 130, so that the oil block apparatus 100 not only may be used To realize the effect for blocking up oil, additionally it is possible to while realizing the effect of ventilation, so that only needing to install a components on retarder , and then reduce the difficulty of the housing design of retarder and reduce the overall dimension of retarder, further, due to the application In oily block apparatus 100 can be realized simultaneously the effect of stifled oil and ventilation, and then compared with the prior art in need two components For realizing respectively, manufacturing cost can be effectively reduced;Further, due to only needing to be managed a components, Therefore failure risk can be effectively reduced.
Referring to figure 5., the embodiment of the present application provides a kind of retarder 200, and retarder 200 includes described in above-described embodiment Oily block apparatus 100.The specific function of oil block apparatus 100 may refer to structure it is described above, to avoid repeating, herein It is appropriate to omit detailed description.
A kind of retarder 200 provided by the embodiments of the present application, due to only needing an oily block apparatus 100 real simultaneously The effect of oil and ventilation is now blocked up, and then reduces the difficulty of the housing design of retarder 200 and reduces the overall dimension of retarder.
The foregoing is merely preferred embodiment of the present application, are not intended to limit this application, for the skill of this field For art personnel, various changes and changes are possible in this application.Within the spirit and principles of this application, made any to repair Change, equivalent replacement, improvement etc., should be included within the scope of protection of this application.It should also be noted that similar label and letter exist Similar terms are indicated in following attached drawing, therefore, once being defined in a certain Xiang Yi attached drawing, are then not required in subsequent attached drawing It is further defined and explained.

Claims (10)

1. a kind of oil block apparatus, which is characterized in that be applied to retarder, the oil block apparatus includes: ontology, helix tube and ventilation Valve;
The ontology is used to be inserted into the housing cavity of the retarder when in use, oily from described in the retarder to block Housing cavity exudation;
The helix tube includes first end, spire and the second end, and the spire is located in the ontology, and described first For being connected across the ontology with the housing cavity, the second end is connected with the breather valve for end;
The helix tube is used for after the oil gas in the retarder enters the helix tube from the first end, the oil gas In oil and gas separated in the spire of the helix tube, the gas after separation enters described logical from the second end Air valve, the retarder is discharged in the gas by the breather valve.
2. oil block apparatus according to claim 1, which is characterized in that the breather valve includes vent valve seat and breather valve Ball;
The vent valve seat is equipped with cavity, the first through hole being connected to the cavity and the second through-hole;
The cavity is connected to by the first through hole with the second end;
The ventilation valve ball is set in the cavity, and the volume of the cavity is greater than the volume of the ventilation valve ball;
The ventilation valve ball is used for the gas top when there is gas to escape and enter the first through hole from the second end It is discharged after opening the ventilation valve ball for blocking the first through hole from second through-hole;
The ventilation valve ball is also used to when the air pressure at the air pressure of second through hole is greater than the first through hole, described logical Air valve ball blocks the first through hole, to prevent the gas outside the cavity from entering in the retarder from second through-hole;
Second through-hole is for the gas entered from the first through hole to be expelled to outside the cavity.
3. oil block apparatus according to claim 1, which is characterized in that the ontology is equipped with first and is open, and described second End passes through first opening and connect with the breather valve.
4. oil block apparatus according to claim 3, which is characterized in that the oil block apparatus further include: sealing element, it is described close Sealing passes through the sealing element and connect with the breather valve for sealing first opening, the second end.
5. oil block apparatus according to any one of claims 1-4, which is characterized in that the first end, the spiral Portion and the second end are integrally formed.
6. oil block apparatus according to claim 5, which is characterized in that the first end is straight tube.
7. oil block apparatus according to claim 6, which is characterized in that the second end is straight tube.
8. oil block apparatus according to claim 3, which is characterized in that the ontology includes rotary table and cylindrical body, the circle The hollow cavity being open in cylinder equipped with band second, the rotary table are connect with the cylindrical body, and first opening is through described Rotary table and second open communication.
9. oil block apparatus according to claim 8, which is characterized in that the rotary table and the cylinder body by integral forming.
10. a kind of retarder, which is characterized in that including oily block apparatus as described in any one of claims 1-9.
CN201910570996.2A 2019-06-27 2019-06-27 Oily block apparatus and retarder Pending CN110185773A (en)

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CN201910570996.2A CN110185773A (en) 2019-06-27 2019-06-27 Oily block apparatus and retarder

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Application Number Priority Date Filing Date Title
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CN206694534U (en) * 2017-05-08 2017-12-01 临沂市鲁钰机械有限公司 A kind of reductor one-way ventilating device
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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000356260A (en) * 1999-06-16 2000-12-26 Nissan Diesel Motor Co Ltd Breather device
JP2008267582A (en) * 2007-04-25 2008-11-06 Toyota Motor Corp Breather device
JP2013083300A (en) * 2011-10-07 2013-05-09 Toyota Motor Corp Breather plug
CN202746552U (en) * 2012-08-20 2013-02-20 盛瑞传动股份有限公司 Breather for automatic transmission
CN203348504U (en) * 2013-06-14 2013-12-18 比亚迪股份有限公司 Reducer end cover and reducer comprising reducer end cover
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CN206694534U (en) * 2017-05-08 2017-12-01 临沂市鲁钰机械有限公司 A kind of reductor one-way ventilating device
CN210087962U (en) * 2019-06-27 2020-02-18 四川阿尔特新能源汽车有限公司 Oil blocking device and speed reducer

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