CN202251861U - Breather for gearbox of coupler of diesel motor car - Google Patents
Breather for gearbox of coupler of diesel motor car Download PDFInfo
- Publication number
- CN202251861U CN202251861U CN2011203404013U CN201120340401U CN202251861U CN 202251861 U CN202251861 U CN 202251861U CN 2011203404013 U CN2011203404013 U CN 2011203404013U CN 201120340401 U CN201120340401 U CN 201120340401U CN 202251861 U CN202251861 U CN 202251861U
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- CN
- China
- Prior art keywords
- transmission case
- motor car
- breather
- rail motor
- coupling transmission
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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
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Abstract
The utility model relates to a breather for a gearbox of a coupler of a diesel motor car. The breather comprises a breather body, wherein a plurality of breathing holes are formed at the lower end of the breather body; a plurality of exhaust holes are formed at the upper end of the breather body; and at least two oil baffle plates are arranged in the breather body in positions above the breathing holes. The breather has the advantages that the structure is simple; the practicability is high; the assembly and the maintenance are convenient; while oil gas can be exhausted smoothly, the phenomena of oil slinging and oil penetration can be effectively prevented; moreover, oil baffled through the oil baffle plates can reflow into the gearbox through the breathing holes at the bottom of the breather body, which not only facilitates the maintenance, but also reduces oil loss during the operation of the gearbox, and ensures the normal operation of the gearbox.
Description
Technical field
The utility model relates to a kind of breather, particularly a kind of on diesel rail motor car, use be used for the breather that the gas to coupling transmission case discharges, belong to the exhaust technique field.
Background technique
Employed diesel engine on the Diesel Multiple Unit all rely on cooling fan to cool off, and cooling fan all drives at present through electricity.This electric driving mode to a certain extent, has certain restriction to the reliability and stability of cooling fan work, and the mode that adopts coupler to drive can fundamentally solve the problem of cooling fan functional reliability with stability.
And having working oil in the coupling transmission case, working oil is the working medium that drives coupler rotor, in the course of the work; The oil temperature of working oil can raise gradually, and then in transmission case, produces the oil gas of heat, because transmission case is the casing of sealing; Increase along with oil gas; Pressure in the transmission case also can increase, thus the oil gas of heat must be disposed in the outside atmosphere through exhaust structure, in proper working order to guarantee coupling transmission case.
The traditional exhaust structure is to adopt a breathing pipe; One end of breathing pipe stretches in the transmission case; The other end leads to atmosphere; On the tube wall of breathing pipe lower end, have a plurality of through holes that are used for through oil gas, on the tube wall of breathing pipe upper end, have a plurality of exhaust ports that are used for exhaust of oil to atmosphere, but after work a period of time; In the transmission case oil gas of working oil can assemble and forms profit and oil appears getting rid of and at the exhaust port place phenomenon of generation oil impregnate, working oil can be disposed in the atmosphere with oil gas along breathing pipe.
Summary of the invention
The utility model main purpose is to address the above problem, and provides a kind of simple in structure, can effectively prevent to get rid of the diesel rail motor car coupling transmission case breather of oil and the generation of oil impregnate phenomenon.
For realizing above-mentioned purpose, the technological scheme of the utility model is:
A kind of diesel rail motor car coupling transmission case breather; The body that comprises breather; Have several vents in the lower end of said body, have several exhaust ports in the upper end of said body, the said body interior above said vent is provided with at least two oily dividing plates of retaining.
Further, the upper end of said body is horn-like, and said exhaust port is evenly distributed on the trumpet-shaped inclined-plane of being of said body.
Further, the said body interior below said exhaust port is provided with the packing layer that is used for oil suction.
Further, the palm fiber filler in the middle of said packing layer comprises bilevel steel wire and is positioned at.
Further, a circle back-up ring is set on said inner body wall, said packing layer is fixed on the said back-up ring.
Further, at least two oily dividing plate mutual dislocation of said retaining are arranged on the inside of said body.
Further, the oily dividing plate of said retaining is obliquely installed up or down.
Further, said vent also is provided with along circumferentially many rows of said body ringwise, and bottommost one row's said vent is close to the base plate setting of said body.
Further, be provided with a dismountable top cover on the top of said body.
Further; Said body is fixedly connected with said transmission case through fitting seat; On said body, have one and be used for spacing T shape structure, be fixedly connected through fastening piece and/or the check ring that is arranged on the said fitting seat inwall between said body and the said fitting seat.
Content to sum up, the described a kind of diesel rail motor car coupling transmission case breather of the utility model, simple in structure; Practical, assemble easy to maintenance, through keeping off the setting of oily dividing plate and packing layer; Promptly can discharge oil gas smoothly, can effectively prevent to get rid of oil and oil impregnate phenomenon again and take place.In addition, keeping off the oil that oily dividing plate blocks can also be back to through the vent of bottom in the transmission case, promptly is convenient to safeguard, can reduce the loss of working oil in the transmission case again, guarantees the proper functioning of transmission case.The breather body of exhaust port position is horn-like in the utility model, can effectively stop external impurities to enter in the breather, further guarantees the good aeration effect of breather.
Description of drawings
Fig. 1 is the utility model structural representation.
As shown in Figure 1, body 1, vent 2, exhaust port 3 keeps off oily dividing plate 4, base plate 5, top cover 6, inclined-plane 7, fitting seat 8, steel wire 9, palm fiber filler 10, back-up ring 11, check ring 12.
Embodiment
Below in conjunction with accompanying drawing and embodiment the utility model is described in further detail:
As shown in Figure 1, a kind of diesel rail motor car coupling transmission case breather comprises the body 1 of breather; Body 1 roughly is tubular; The lower end of body 1 stretches to transmission case inside, and the upper end of body 1 leads to atmosphere, and body 1 is fixedly connected with the casing of transmission case through fitting seat 8.Have several vents 2 in the lower end of body 1, have several exhaust ports 3 in the upper end of body 1, the oil gas in the transmission case gets in the breather through vent 2, is disposed in the atmosphere through exhaust port 3 again.
The bottom of body 1 is provided with a base plate 5, is provided with a dismountable top cover 6 on the top of body 1, makes things convenient for the care and maintenance of breather, can utilize fastening piece to be fixedly connected between top cover 6 and the body 1, also can be fixedly connected through the mode of clamping.
In body 1 inside, be positioned at the position of vent 2 tops, be provided with at least two oily dividing plates 4 of retaining, the side that keeps off oily dividing plate 4 is weldingly fixed on the inwall of body 1.In the present embodiment, as shown in Figure 1, be horizontally disposed with two oily dividing plates 4 of retaining; The oily dividing plate 4 mutual dislocation settings of two retainings enter into oil gas in the body 1 when rising from vent 2, because the stopping of the oily dividing plate 4 of retaining; Mist of oil that can will be wherein settling down, and is back to again in the transmission case, promptly but in maintenance; Can reduce the loss of working oil in the transmission case again, guarantee the proper functioning of transmission case.Wherein, keep off oily dividing plate 4 and preferably be obliquely installed up or down, so not only can the gas in the transmission case be discharged but also can prevent that the gathering of mist of oil in the long-term utilization etc. from forming profit and the phenomenon of getting rid of oil and oil impregnate taking place occurring.
The upper end part of body 1 is horn-like to external diffusion; Exhaust port 3 is evenly distributed in this and is on the trumpet-shaped inclined-plane 7; The structure on inclined-plane 7 can farthest avoid rubbish and the foreign material in the external environment to be entered in the body 1 of breather by exhaust port 3, further guarantees the good aeration effect of breather.
A fixing circle back-up ring 11 on the inwall of body 1, packing layer insert behind the body 1 can integral body to take and are placed on the back-up ring 11 and then realize fixingly, and this structure also is convenient to the replacing of packing layer.
For dismounting and easy to maintenance, body 1 also can be split-type structural, and is as shown in Figure 1; Body 1 has adopted split type structure, and body 1 is divided into three parts, and topmost portion is to be trumpet-shaped inclined-plane 7 parts; Exhaust port 3 is arranged on this part, and intermediate portion is the part that packing layer is set, and is used for further oil suction; Lowermost part is an induction part, and vent 2 is arranged on this part with the oily dividing plate 4 of retaining.Can connect through the fastening piece splicing between three parts; Also can be through structure as shown in Figure 1, the top of the lowermost part of body 1 has a T shape platform, and card is placed in the fitting seat 8; The intermediate portion of body 1 is set on it; Simultaneously lowermost part is played the effect that is fixed, the intermediate portion of body 1 is fixed on the inwall of fitting seat 8 through check ring 12 chuckings, and the bottom of the topmost portion of body 1 is inserted in the intermediate portion of body 1; Packing layer is also played the effect that is fixed, and the topmost portion of body 1 is fixedly connected on the fitting seat 8 through fastening piece.Like this, when safeguarding, can at first dismantle top cover 6, dismantle above-mentioned three parts more successively, filler etc. is safeguarded and changed to three parts respectively.
Oil gas in the transmission case passes vent 2 backs and gets in the body 1; After stop the first time of the oily dividing plate 4 of the two-layer retaining of process; Mist of oil is deposited in the bottom of body 1, is back in the transmission case by vent 2 again, rise to packing layer through the oil gas of the oily dividing plate 4 of retaining; By the You Heshui that palm fiber filler 10 absorbs wherein, the gas that sees through palm fiber filler 10 is discharged by exhaust port 3 again.
As stated, in conjunction with the given scheme content of accompanying drawing, can derive the similar techniques scheme.In every case be the content that does not break away from the utility model technological scheme, to any simple modification, equivalent variations and modification that above embodiment did, all still belong in the scope of the utility model technological scheme according to the technical spirit of the utility model.
Claims (10)
1. diesel rail motor car coupling transmission case breather; It is characterized in that: the body that comprises breather; Have several vents in the lower end of said body; Have several exhaust ports in the upper end of said body, the said body interior above said vent is provided with at least two oily dividing plates of retaining.
2. diesel rail motor car coupling transmission case breather according to claim 1, it is characterized in that: the upper end of said body is horn-like, and said exhaust port is evenly distributed on the trumpet-shaped inclined-plane of being of said body.
3. diesel rail motor car coupling transmission case breather according to claim 1 is characterized in that: the said body interior below said exhaust port is provided with the packing layer that is used for oil suction.
4. diesel rail motor car coupling transmission case breather according to claim 3 is characterized in that: the palm fiber filler in the middle of said packing layer comprises bilevel steel wire and is positioned at.
5. diesel rail motor car coupling transmission case breather according to claim 3 is characterized in that: a circle back-up ring is set on said inner body wall, and said packing layer is fixed on the said back-up ring.
6. diesel rail motor car coupling transmission case breather according to claim 1 is characterized in that: at least two oily dividing plate mutual dislocation of said retaining are arranged on the inside of said body.
7. diesel rail motor car coupling transmission case breather according to claim 1 is characterized in that: the oily dividing plate of said retaining is obliquely installed up or down.
8. diesel rail motor car coupling transmission case breather according to claim 1 is characterized in that: said vent also is provided with along circumferentially many rows of said body ringwise, and bottommost one row's said vent is close to the base plate setting of said body.
9. diesel rail motor car coupling transmission case breather according to claim 8 is characterized in that: be provided with a dismountable top cover on the top of said body.
10. according to each described diesel rail motor car coupling transmission case breather of claim 1 to 9; It is characterized in that: said body is fixedly connected with said transmission case through fitting seat; On said body, have one and be used for spacing T shape structure, be fixedly connected through fastening piece and/or the check ring that is arranged on the said fitting seat inwall between said body and the said fitting seat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203404013U CN202251861U (en) | 2011-09-13 | 2011-09-13 | Breather for gearbox of coupler of diesel motor car |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203404013U CN202251861U (en) | 2011-09-13 | 2011-09-13 | Breather for gearbox of coupler of diesel motor car |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202251861U true CN202251861U (en) | 2012-05-30 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011203404013U Expired - Lifetime CN202251861U (en) | 2011-09-13 | 2011-09-13 | Breather for gearbox of coupler of diesel motor car |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202251861U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102840311A (en) * | 2012-08-24 | 2012-12-26 | 杭州前进齿轮箱集团股份有限公司 | Ventilation plug used for transmission |
| CN102865353A (en) * | 2012-07-13 | 2013-01-09 | 宁波汉普塑业有限公司 | Vent valve assembly for car retarder |
| CN104989810A (en) * | 2015-07-14 | 2015-10-21 | 沃德传动（天津）股份有限公司 | Breather valve |
| WO2016135225A1 (en) * | 2015-02-26 | 2016-09-01 | Gkn Driveline International Gmbh | Venting means for a gearbox housing, gearbox housing, vent passage and method for separating oil from an aerosol in waste air from a gearbox housing |
| CN106286786A (en) * | 2016-10-13 | 2017-01-04 | 南京创贝高速传动机械有限公司 | A kind of high-speed gear box environmental protection abat-vent |
| CN112943904A (en) * | 2021-02-09 | 2021-06-11 | 中国航发哈尔滨东安发动机有限公司 | Air breather with grease proofing function |
| DE102020110775A1 (en) | 2020-04-21 | 2021-10-21 | Bayerische Motoren Werke Aktiengesellschaft | Ventilation device |
-
2011
- 2011-09-13 CN CN2011203404013U patent/CN202251861U/en not_active Expired - Lifetime
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102865353A (en) * | 2012-07-13 | 2013-01-09 | 宁波汉普塑业有限公司 | Vent valve assembly for car retarder |
| CN102840311A (en) * | 2012-08-24 | 2012-12-26 | 杭州前进齿轮箱集团股份有限公司 | Ventilation plug used for transmission |
| WO2016135225A1 (en) * | 2015-02-26 | 2016-09-01 | Gkn Driveline International Gmbh | Venting means for a gearbox housing, gearbox housing, vent passage and method for separating oil from an aerosol in waste air from a gearbox housing |
| CN104989810A (en) * | 2015-07-14 | 2015-10-21 | 沃德传动（天津）股份有限公司 | Breather valve |
| CN106286786A (en) * | 2016-10-13 | 2017-01-04 | 南京创贝高速传动机械有限公司 | A kind of high-speed gear box environmental protection abat-vent |
| DE102020110775A1 (en) | 2020-04-21 | 2021-10-21 | Bayerische Motoren Werke Aktiengesellschaft | Ventilation device |
| CN112943904A (en) * | 2021-02-09 | 2021-06-11 | 中国航发哈尔滨东安发动机有限公司 | Air breather with grease proofing function |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: Jihongtan town Chengyang District Shandong city Qingdao province Jinhong road 266111 No. 88 Patentee after: CRRC QINGDAO SIFANG CO., LTD. Address before: Jihongtan town Chengyang District Shandong city Qingdao province Jinhong road 266111 No. 88 Patentee before: CSR Qingdao Sifang Locomotive and Rolling Stock Co., Ltd. |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120530 |