CN204004624U - Breather plug - Google Patents
Breather plug Download PDFInfo
- Publication number
- CN204004624U CN204004624U CN201420343057.7U CN201420343057U CN204004624U CN 204004624 U CN204004624 U CN 204004624U CN 201420343057 U CN201420343057 U CN 201420343057U CN 204004624 U CN204004624 U CN 204004624U
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- China
- Prior art keywords
- vent
- abat
- sealing
- breathing pipe
- breather plug
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- 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.)
- Expired - Lifetime
Links
- 238000007789 sealing Methods 0.000 claims abstract description 80
- 230000029058 respiratory gaseous exchange Effects 0.000 claims abstract description 65
- 230000000694 effects Effects 0.000 claims abstract description 22
- 230000000452 restraining effect Effects 0.000 claims description 12
- 230000002093 peripheral effect Effects 0.000 claims description 3
- 239000012530 fluid Substances 0.000 abstract description 14
- 238000000034 method Methods 0.000 abstract description 9
- 230000000087 stabilizing effect Effects 0.000 abstract description 7
- 239000007788 liquid Substances 0.000 description 4
- 229910000831 Steel Inorganic materials 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 238000012958 reprocessing Methods 0.000 description 2
- 238000012512 characterization method Methods 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
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Abstract
The utility model discloses a kind of breather plug, comprising: breathing pipe, breathing pipe has inlet end and outlet side; Abat-vent, abat-vent be located on the outlet side of breathing pipe between release position and compacted position movably, and abat-vent is provided with compressed part; Sealing, Sealing is located in abat-vent; Elastic component, elastic component is located in abat-vent and between abat-vent and Sealing, the outlet side of Sealing shutoff breathing pipe under the effect of elastic component, abat-vent compressed part in the time of compacted position is pressed on Sealing the outlet side of breathing pipe, abat-vent compressed part in the time of release position separates with Sealing, and elastic component is often pushed abat-vent to release position.According to the utility model embodiment's breather plug realize voltage stabilizing dustproof in convenient sealing, have and can simplify technique, reduce cost, reduce the advantages such as the contaminated risk of fluid.
Description
Technical field
The utility model relates to Vehicle Engineering, in particular to a kind of breather plug.
Background technique
Breather plug in correlation technique, the inlet end of its breathing pipe is arranged on equipment, adopts the outlet side of sealing gasket or steel ball shutoff breathing pipe, opens the dustproof effect of voltage stabilizing.But equipment is being moved, is being detected and reprocessing etc. in situations such as needing tilting or inversion, and sealing gasket or steel ball can depart from breathing pipe under gravity own and device interior oil liquid pressure, cause oil liquid leakage.For this reason, conventionally to take off breather plug from equipment in this case, be loaded on sealing plug, reinstall again afterwards breather plug, not only complex process, and increased cost, increased the risk that impurity enters.
Model utility content
The utility model is intended to solve at least to a certain extent one of above-mentioned technical problem in correlation technique.For this reason, an object of the present utility model is to propose a kind of breather plug, this breather plug realize voltage stabilizing dustproof in convenient sealing, have and can simplify technique, reduce cost, reduce the advantages such as the contaminated risk of fluid.
For achieving the above object, the utility model proposes a kind of breather plug, described breather plug comprises: breathing pipe, and described breathing pipe has inlet end and outlet side; Abat-vent, described abat-vent be located between release position and compacted position on the outlet side of described breathing pipe movably, and described abat-vent is provided with compressed part; Sealing, described Sealing is located in described abat-vent; Elastic component, described elastic component is located in described abat-vent and between described abat-vent and described Sealing, described Sealing outlet side of breathing pipe described in shutoff under the effect of described elastic component, described abat-vent in the time of described compacted position described in compressed part described Sealing is pressed on to the outlet side of described breathing pipe, described abat-vent in the time of described release position described in compressed part separate with described Sealing, described elastic component is often pushed described abat-vent to described release position.
According to breather plug of the present utility model, not only can realize voltage stabilizing dustproof effect, and by compressed part is set on abat-vent, can utilize compressed part rigidity press seal part, realize the effect of stabilized seal fluid.Move at equipment like this, detect, reprocessing to wait needs tiltingly or while being inverted, changes sealing plug and can prevent oil liquid leakage without dismantling breather plug, has simplified technique, has reduced cost, and has significantly reduced the contaminated risk of fluid.
In addition, can also there is following additional technical characteristics according to breather plug of the present utility model:
Described abat-vent is provided with spacing preiection, and described breathing pipe is provided with restraining groove, and described spacing preiection is engaged in described restraining groove slidably.Abat-vent can be arranged on movably on breathing pipe between described release position and described compacted position thus.
Described Sealing is sealing gasket, and described sealing gasket is located on the end face of outlet side of described breathing pipe.Can realize thus the effect of Sealing shutoff outlet side.
Described compressed part is the deep gouge step being located on the inner circle wall of described abat-vent.Can realize like this effect of compressed part press seal part.
In described breathing pipe, have the outlet passageway that the gas-entered passageway that is communicated with described inlet end and described outlet side are communicated with, described gas-entered passageway and described outlet passageway are communicated with and the diameter of described gas-entered passageway is greater than the diameter of described outlet passageway.Like this can be so that the outlet side of Sealing shutoff breathing pipe.
Described Sealing is ball sealer, in described breathing pipe, is provided with support level, and described ball sealer is located on described support level.Can realize thus the effect of Sealing shutoff outlet side.
Described compressed part is the depression bar being located on the inner roof wall of described abat-vent.Can realize like this effect of compressed part press seal part.
The diameter of the inner peripheral surface of described support level reduces to described inlet end gradually from described outlet side.So not only can be so that supporting sealing member, and can ensure sealing effect.
The inner circle wall of described abat-vent and/or the periphery wall of described breathing pipe are provided with vent slot.Like this can be so that exhaust rapidly ensures voltage regulation result.
In described breathing pipe, there is the outlet passageway that the gas-entered passageway that is communicated with described inlet end and described outlet side are communicated with, the diameter of described gas-entered passageway and the connection of described outlet passageway and described gas-entered passageway is less than the diameter of described outlet passageway, and described support level is located between described gas-entered passageway and described outlet passageway.Thus not only can be so that form support level, and can ensure effect dustproof and sealing fluid.
Brief description of the drawings
Fig. 1 is the sectional view of the utility model embodiment's breather plug.
Fig. 2 is the structural representation of the abat-vent of the utility model embodiment's breather plug.
Fig. 3 is the sectional view of the another kind of embodiment's of the utility model breather plug.
Reference character: breather plug 1, breathing pipe 100, inlet end 110, gas-entered passageway 111, outlet side 120, outlet passageway 121, restraining groove 130, support level 140, vent slot 150, abat-vent 200, compressed part 210, spacing preiection 220, Sealing 300, elastic component 400.
Embodiment
Describe embodiment of the present utility model below in detail, described embodiment's example is shown in the drawings, and wherein same or similar label represents same or similar element or has the element of identical or similar functions from start to finish.Be exemplary below by the embodiment who is described with reference to the drawings, be intended to for explaining the utility model, and can not be interpreted as restriction of the present utility model.
Describe according to the utility model embodiment's breather plug 1 below with reference to accompanying drawing.
As shown in Figure 1-Figure 3, comprise breathing pipe 100, abat-vent 200, Sealing 300 and elastic component 400 according to the utility model embodiment's breather plug 1.
Breathing pipe 100 has inlet end 110 and outlet side 120.Abat-vent 200 be located between release position and compacted position on the outlet side 120 of breathing pipe 100 movably, and abat-vent 200 is provided with compressed part 210.
Sealing 300 and elastic component 400 are located in abat-vent 200, elastic component 400 is between abat-vent 200 and Sealing 300, and outlet side 120 and the elastic component 400 of Sealing 300 shutoff breathing pipe 100 under the effect of elastic component 400 are often pushed abat-vent 200 to described release position.
Abat-vent 200 compressed part 210 in the time of described compacted position is pressed on Sealing 300 outlet side 120 of breathing pipe 100, and abat-vent 200 compressed part 210 in the time of described release position separates with Sealing 300.
Describe according to the working principle of the utility model embodiment's breather plug 1 for example below.While using breather plug 1, the inlet end 110 of breathing pipe 100 press-fits or is contained in by screw thread on the housing of the equipment such as gearbox, control module, and abat-vent 200 is in described release position.In the time that device interior oil temperature is normal, the outlet side 120 of Sealing 300 shutoff breathing pipe 100 under the effect of elastic component 400, breather plug 1 is closed condition, prevents that foreign material from entering.When equipment work heating, interior oil atmospheric pressure increases, and while reaching the threshold values of breather plug 1, part oil gas will promote elastic force that Sealing 300 overcomes elastic component 400 to open the outlet side 120 of breathing pipe 100, the oil gas of device interior is discharged from breather plug 1, thereby ensures device interior pressure stability.
Move at equipment, detect, reprocess etc. need tilting or while being inverted, can be pressed on abat-vent 200 with simple frocks such as hand or screw pressing plates, make abat-vent 200 move to described compacted position from described release position, the direct press seal part 300 of compressed part 210 of abat-vent 200, is pressed on Sealing 300 on the outlet side 120 of breathing pipe 100, to prevent that fluid from spilling.
According to the utility model embodiment's breather plug 1, not only can realize voltage stabilizing dustproof effect, and by compressed part 210 is set on abat-vent 200, can utilize compressed part 210 rigidity press seal parts 300, realize the effect of stabilized seal fluid.Move at equipment like this, detect, reprocess wait need tilting or be inverted time, without dismounting breather plug 1 and replacing sealing plug can prevent oil liquid leakage, simplified technique, reduced cost, and significantly reduced the contaminated risk of fluid.Therefore, according to the utility model embodiment's breather plug 1 realize voltage stabilizing dustproof in convenient sealing, have and can simplify technique, reduce cost, reduce the advantages such as the contaminated risk of fluid.
Describe according to the breather plug 1 of the utility model specific embodiment below with reference to accompanying drawing.
In specific embodiments more of the present utility model, as shown in Figure 1-Figure 3, comprise breathing pipe 100, abat-vent 200, Sealing 300 and elastic component 400 according to the utility model embodiment's breather plug 1, wherein elastic component 400 can be spring, and one end of described spring is against on abat-vent 200 and the other end is against on Sealing 300.
As shown in Figure 1-Figure 3, the lower end of abat-vent 200 is provided with the spacing preiection 220 extending internally, and the periphery wall of breathing pipe 100 is provided with restraining groove 130, and spacing preiection 220 is engaged in restraining groove 130 slidably.Spacing preiection 220 backstops are on the upper wall of restraining groove 130 in the time of described release position for abat-vent 200, and spacing preiection 220 backstops are on the lower wall of restraining groove 130 in the time of described compacted position for abat-vent 200, and above-below direction is as the criterion with the above-below direction in Fig. 1 and Fig. 3.Abat-vent 200 can be arranged on movably on breathing pipe 100 between described release position and described compacted position thus, and it is spacing to utilize restraining groove 130 to carry out spacing preiection 220, to limit the moving range of abat-vent 200.
Particularly, restraining groove 130 is the circular groove along the circumferential extension of the periphery wall of breathing pipe 100, and spacing preiection 220 is multiple and along the circumferential spaced set of abat-vent 200, multiple spacing preiections 220 are all engaged in restraining groove 130 slidably.Fig. 2 shows abat-vent 200 and is provided with the example of three spacing preiections 220.
Alternatively, the periphery wall of the inlet end 110 of breathing pipe 100 is provided with outside thread, to facilitate breather plug 1 to be arranged on equipment by screw thread.
In concrete examples more of the present utility model, as depicted in figs. 1 and 2, Sealing 300 is sealing gasket, Sealing 300 is located on the end face of outlet side 120 of breathing pipe 100, compressed part 210 is for being located at the deep gouge step on the inner circle wall of abat-vent 200, abat-vent 200 this deep gouge step in the time of described compacted position is pressed on sealing gasket on the end face of outlet side 120 of breathing pipe 100, with the outlet side 120 of stabilized seal breathing pipe 100, realizes the effect of the quick sealing fluid of breather plug 1.
Wherein, Sealing 300 can be round rubber pad.Abat-vent 200 is injection molded, and quality is light, can reduce the minimum cracking pressure of breather plug 1.Compressed part 210 is along the circumferential extension of the inner circle wall of abat-vent 200 and be positioned at the top of the outer periphery of Sealing 300, abat-vent 200 compressed part 210 in the time of described compacted position, by the outer periphery of press seal part 300, is pressed on Sealing 300 on the end face of outlet side 120 of breather plug 1.
In order to ensure the stability of structure and performance, the central axis of breathing pipe 100, the central axis of abat-vent 200, the central axis of Sealing 300 and the central axis of elastic component 400 overlap.
Alternatively, as shown in Figure 1, in breathing pipe 100, have the gas-entered passageway 111 and the outlet passageway 121 that are interconnected, gas-entered passageway 111 is communicated with inlet end 110 and outlet passageway 121 is communicated with outlet side 120, and the diameter of gas-entered passageway 111 is greater than the diameter of outlet passageway 121.Like this can be so that the outlet side 120 of Sealing 300 shutoff breathing pipes 100 ensures effect dustproof and sealing fluid.
Be the threshold values of the adjustable breather plug 1 of elastic component 400 by apolegamy different-stiffness and length with it will be appreciated by those skilled in the art that.In original state, abat-vent 200 is subject to elastic component 400 effects to depart from Sealing 300, the mobile required maximum opening of oil gas when deviation distance will meet equipment heating, be less than again the compressible amount of elastic component 400 simultaneously, even if breather plug 1 is shut repeatedly like this, also can ensure the stable of elastic component 400 and breather plug 1 overall performance.
In other concrete examples of the present utility model, as shown in Figure 3, Sealing 300 is ball sealer, breathing pipe 100 is general cylindrical, in breathing pipe 100, be provided with support level 140, Sealing 300 is located on support level 140, and compressed part 210 is for being located at the depression bar on the inner roof wall of abat-vent 200.Depression bar can be for being welded on the discrete item on abat-vent 200, can be also the integral piece forming with abat-vent 200 machinings.Abat-vent 200 this depression bar in the time of described compacted position will prop up ball sealer, and ball sealer is pressed on the support level 140 in breathing pipe 100, with the outlet side 120 of stabilized seal breathing pipe 100, realize the effect of the quick sealing fluid of breather plug 1.
Wherein, Sealing 300 can be steel ball.Support level 140 is along the circumferential extension of the inner circle wall of breathing pipe 100, and the lower end of abat-vent 200 compressed part 210 in the time of described compacted position is against on the upper surface of Sealing 300, and Sealing 300 is pressed on the support level 140 in breather plug 1.
In order to ensure the stability of structure and performance, the central axis of breathing pipe 100, the central axis of abat-vent 200, the central axis of Sealing 300 and the central axis of elastic component 400 overlap.
Advantageously, as shown in Figure 3, the diameter of the inner peripheral surface of support level 140 reduces to inlet end 110 gradually from outlet side 120.In other words, support level 140 is funnel shape.So not only can be so that support level 140 supporting sealing member 300, and can ensure the sealing effect of Sealing 300 to breathing pipe 100.
The periphery wall of the inner circle wall of abat-vent 200 and/or breathing pipe 100 is provided with vent slot 150.As shown in Figure 3, vent slot 150 can be located on the periphery wall of breathing pipe 100 and extending axially along breathing pipe 100.Oil-air pressure in equipment can be discharged from vent slot 150 by outlet side 120 effluent airs after Sealing 300 is backed down.
Alternatively, as shown in Figure 3, in breathing pipe 100, have the gas-entered passageway 111 and the outlet passageway 121 that are interconnected, gas-entered passageway 111 is communicated with inlet end 110 and outlet passageway 121 is communicated with outlet side 120, and the diameter of gas-entered passageway 111 is less than the diameter of outlet passageway 121.Support level 140 is located between gas-entered passageway 111 and outlet passageway 121, and the last week of support level 140, the next week of support level 140 was along being connected with the inner circle wall of gas-entered passageway 111 along being connected with the inner circle wall of outlet passageway 121.Thus not only can be so that form support level 140 with supporting sealing member 300, and can be so that Sealing 300 shutoff breathing pipes 100, ensure effect dustproof and sealing fluid.
Not only can realize voltage stabilizing according to the utility model embodiment's breather plug 1 dustproof, and move, detect at equipment, reprocess and wait while needing tilting or inversion, can convenient and swift sealing fluid, without dismounting and change sealing plug.
In description of the present utility model, it will be appreciated that, term " " center ", " longitudinally ", " laterally ", " length ", " width ", " thickness ", " on ", D score, " front ", " afterwards ", " left side ", " right side ", " vertically ", " level ", " top ", " end " " interior ", " outward ", " clockwise ", orientation or the position relationship of instructions such as " counterclockwise " are based on orientation shown in the drawings or position relationship, only the utility model and simplified characterization for convenience of description, instead of device or the element of instruction or hint indication must have specific orientation, with specific orientation structure and operation, therefore can not be interpreted as restriction of the present utility model.
In addition, term " first ", " second " be only for describing object, and can not be interpreted as instruction or hint relative importance or the implicit quantity that indicates indicated technical characteristics.Thus, one or more these features can be expressed or impliedly be comprised to the feature that is limited with " first ", " second ".In description of the present utility model, the implication of " multiple " is at least two, for example two, and three etc., unless otherwise expressly limited specifically.
In the utility model, unless otherwise clearly defined and limited, the terms such as term " installation ", " being connected ", " connection ", " fixing " should be interpreted broadly, and for example, can be to be fixedly connected with, and can be also to removably connect, or integral; Can be mechanical connection, can be also electrical connection; Can be to be directly connected, also can indirectly be connected by intermediary, can be the connection of two element internals or the interaction relationship of two elements.For the ordinary skill in the art, can understand as the case may be the concrete meaning of above-mentioned term in the utility model.
In the utility model, unless otherwise clearly defined and limited, First Characteristic Second Characteristic it " on " or D score can comprise that the first and second features directly contact, also can comprise that the first and second features are not directly contacts but by the other feature contact between them.And, First Characteristic Second Characteristic " on ", " top " and " above " comprise First Characteristic directly over Second Characteristic and oblique upper, or only represent that First Characteristic level height is higher than Second Characteristic.First Characteristic Second Characteristic " under ", " below " and " below " comprise First Characteristic under Second Characteristic and tiltedly, or only represent that First Characteristic level height is less than Second Characteristic.
In the description of this specification, the description of reference term " embodiment ", " some embodiments ", " example ", " concrete example " or " some examples " etc. means to be contained at least one embodiment of the present utility model or example in conjunction with specific features, structure, material or the feature of this embodiment or example description.In this manual, to the schematic statement of above-mentioned term not must for be identical embodiment or example.And specific features, structure, material or the feature of description can be with suitable mode combination in any one or more embodiments or example.In addition, those skilled in the art can engage the different embodiments that describe in this specification or example and combine.
Although illustrated and described embodiment of the present utility model above, be understandable that, above-described embodiment is exemplary, can not be interpreted as restriction of the present utility model, those of ordinary skill in the art can change above-described embodiment in scope of the present utility model, amendment, replacement and modification.
Claims (10)
1. a breather plug, is characterized in that, comprising:
Breathing pipe, described breathing pipe has inlet end and outlet side;
Abat-vent, described abat-vent be located between release position and compacted position on the outlet side of described breathing pipe movably, and described abat-vent is provided with compressed part;
Sealing, described Sealing is located in described abat-vent;
Elastic component, described elastic component is located in described abat-vent and between described abat-vent and described Sealing, described Sealing outlet side of breathing pipe described in shutoff under the effect of described elastic component, described abat-vent in the time of described compacted position described in compressed part described Sealing is pressed on to the outlet side of described breathing pipe, described abat-vent in the time of described release position described in compressed part separate with described Sealing, described elastic component is often pushed described abat-vent to described release position.
2. breather plug according to claim 1, is characterized in that, described abat-vent is provided with spacing preiection, and described breathing pipe is provided with restraining groove, and described spacing preiection is engaged in described restraining groove slidably.
3. breather plug according to claim 1 and 2, is characterized in that, described Sealing is sealing gasket, and described sealing gasket is located on the end face of outlet side of described breathing pipe.
4. breather plug according to claim 3, is characterized in that, described compressed part is the deep gouge step being located on the inner circle wall of described abat-vent.
5. breather plug according to claim 3, it is characterized in that, in described breathing pipe, have the outlet passageway that the gas-entered passageway that is communicated with described inlet end and described outlet side are communicated with, described gas-entered passageway and described outlet passageway are communicated with and the diameter of described gas-entered passageway is greater than the diameter of described outlet passageway.
6. breather plug according to claim 1 and 2, is characterized in that, described Sealing is ball sealer, in described breathing pipe, is provided with support level, and described ball sealer is located on described support level.
7. breather plug according to claim 6, is characterized in that, described compressed part is the depression bar being located on the inner roof wall of described abat-vent.
8. breather plug according to claim 6, is characterized in that, the diameter of the inner peripheral surface of described support level reduces to described inlet end gradually from described outlet side.
9. breather plug according to claim 6, is characterized in that, the inner circle wall of described abat-vent and/or the periphery wall of described breathing pipe are provided with vent slot.
10. breather plug according to claim 6, it is characterized in that, in described breathing pipe, there is the outlet passageway that the gas-entered passageway that is communicated with described inlet end and described outlet side are communicated with, the diameter of described gas-entered passageway and the connection of described outlet passageway and described gas-entered passageway is less than the diameter of described outlet passageway, and described support level is located between described gas-entered passageway and described outlet passageway.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420343057.7U CN204004624U (en) | 2014-06-24 | 2014-06-24 | Breather plug |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420343057.7U CN204004624U (en) | 2014-06-24 | 2014-06-24 | Breather plug |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204004624U true CN204004624U (en) | 2014-12-10 |
Family
ID=52044627
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420343057.7U Expired - Lifetime CN204004624U (en) | 2014-06-24 | 2014-06-24 | Breather plug |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204004624U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105508575A (en) * | 2016-01-04 | 2016-04-20 | 沃德传动（天津）股份有限公司 | Vent cap and speed reducer |
| CN106352055A (en) * | 2016-12-01 | 2017-01-25 | 重庆青山工业有限责任公司 | Automobile gearbox air exhausting device |
-
2014
- 2014-06-24 CN CN201420343057.7U patent/CN204004624U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105508575A (en) * | 2016-01-04 | 2016-04-20 | 沃德传动（天津）股份有限公司 | Vent cap and speed reducer |
| CN106352055A (en) * | 2016-12-01 | 2017-01-25 | 重庆青山工业有限责任公司 | Automobile gearbox air exhausting device |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |