CN203476441U - Diesel engine respirator - Google Patents
Diesel engine respirator Download PDFInfo
- Publication number
- CN203476441U CN203476441U CN201320505949.8U CN201320505949U CN203476441U CN 203476441 U CN203476441 U CN 203476441U CN 201320505949 U CN201320505949 U CN 201320505949U CN 203476441 U CN203476441 U CN 203476441U
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- China
- Prior art keywords
- resuscitation apparatus
- diesel engine
- upper shell
- sealing gasket
- spring
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- Lubrication Details And Ventilation Of Internal Combustion Engines (AREA)
Abstract
The utility model discloses a diesel engine respirator. The diesel engine respirator comprises an upper respirator casing and a lower respirator casing which are assembled together. The side wall of the upper respirator casing is provided with an exhaust pipe, a base plate is arranged in the upper respirator casing and provided with a plurality of through holes, and an upper cover is arranged above the upper respirator casing. The lower end of the lower respirator casing is connected with an intake pipe, a filter part for filtering oil gas is installed between the inside of the lower respirator casing and the base plate of the upper respirator casing, a spring seat is arranged in the middle inside the upper respirator casing and located above the base plate of the upper respirator casing, and a spring is arranged in the spring seat. The exhaust pipe is communicated with the inner cavity of the spring seat, a sealing pad is arranged above the spring, a gap is reserved between the sealing pad and the upper end face of the spring seat under the elastic force effect of the spring, and the sealing pad is matched with the inner surface of the upper cover in shape and size. The diesel engine respirator is good in sealing performance, easy to clean and long in service life.
Description
Technical field
The utility model relates to diesel engine oil gas filtrating equipment, specifically, relates to a kind of Diesel Engine Breather.
Background technique
Hydrocarbon filter device in diesel engine is to control engine crankcase pressure and alleviate waste gas and cause pollution of atmosphere significant.The hydrocarbon filter device of diesel engine of the prior art is Diesel Engine Breather.Diesel Engine Breather is mainly comprised of housing, suction tude, filter element and outlet pipe, and housing is provided with upper cover.When resuscitation apparatus is installed, between outlet pipe and filter element, need to install seal ring, when seal ring is installed, be easy to cause because sealability is reduced location mistake gas leak of the oil leakage phenomenon.
In addition, seal ring mainly forms sealing by extruding, so working life is short, and user needs often to change.In the situation that user does not change in time, also can cause resuscitation apparatus to produce gas leak of the oil leakage phenomenon.And adopting seal ring sealing, machine oil easily pollutes resuscitation apparatus upper cover, is not easy to cleaning.
Model utility content
Technical problem to be solved in the utility model is: the Diesel Engine Breather that a kind of good airproof performance, long service life are provided.
For solving the problems of the technologies described above, the technical solution of the utility model is: a kind of Diesel Engine Breather, comprise the resuscitation apparatus upper shell and the resuscitation apparatus lower shell body that fit together, the sidewall of described resuscitation apparatus upper shell is provided with outlet pipe, in described resuscitation apparatus upper shell, be provided with base plate, on described base plate, offer some vents, described resuscitation apparatus upper shell top is provided with upper cover, the lower end of described resuscitation apparatus lower shell body is connected with suction tude, in described resuscitation apparatus lower shell body and between the base plate of described resuscitation apparatus upper shell, be provided with for filtering the filter element of oil gas, the base plate top that is positioned at described resuscitation apparatus upper shell in the middle part of in described resuscitation apparatus upper shell is provided with spring seat, in described spring seat, be provided with spring, described outlet pipe is communicated with the inner chamber of described spring seat, the top, top of described spring is provided with sealing gasket, described sealing gasket leaves gap under the elastic force effect of described spring and between described spring seat upper-end surface, the internal surface of the shape of described sealing gasket and size and described upper cover is suitable.
Preferably, described subgasket edges portion inner peripheral is provided with the annular projection portion of being convenient to location, and the upper end open internal diameter size of the size of described lug boss and described resuscitation apparatus upper shell is suitable.
Preferably, described sealing gasket middle part is provided with the fixed lobe for fixing described spring.
Preferably, described resuscitation apparatus upper shell is plastics resuscitation apparatus upper shell, and described resuscitation apparatus lower shell body is plastics resuscitation apparatus lower shell body, and described suction tude is plastic inlet pipe, and described outlet pipe is plastic row tracheae.
Preferably, described resuscitation apparatus upper shell and described outlet pipe are wholely set; Described resuscitation apparatus lower shell body and described suction tude are wholely set.
Preferably, described filter element is Steel Wool packing.
Preferably, described sealing gasket is silica gel sealing pad.
Preferably, on the tube wall of described outlet pipe, also offer tube wall through hole.
Adopted after technique scheme, the beneficial effects of the utility model are:
1. the base plate top that is positioned at described resuscitation apparatus upper shell due to middle part in resuscitation apparatus upper shell described in Diesel Engine Breather of the present utility model is provided with spring seat, in described spring seat, be provided with spring, described outlet pipe is communicated with the inner chamber of described spring seat, the top, top of described spring is provided with sealing gasket, between described sealing gasket and described spring seat upper-end surface, leave gap, the shape of described sealing gasket and size and described upper interior surface are suitable.Therefore, Diesel Engine Breather of the present utility model in use, because sealing gasket integral body has covered the internal surface of upper cover, therefore the diesel engine internal surface of upper cover that has been discharged to contaminated with oil mist in the waste gas in resuscitation apparatus not, when Diesel Engine Breather was used after a period of time, when sealing gasket need to be changed, the internal surface of upper cover or clean, be easy to cleaning, alleviated attendant's workload, and this sealing gasket easily locates, be not easy to be damaged by pressure because locating mistake by upper cover and resuscitation apparatus upper shell long service life.
And, because sealing gasket integral body covers the internal surface of upper cover, prevented from using seal ring to locate wrong problem, good airproof performance.Thereby avoided the phenomenon of this Diesel Engine Breather gas leak of the oil leakage.
In addition, owing to having used spring to withstand sealing gasket, between sealing gasket and described spring seat upper-end surface, leave gap, during exhaust, waste gas is from gap enters spring seat, from outlet pipe, drain again, the top power of spring makes sealing gasket in stable condition when Diesel Engine Breather waste air, has prevented the problem of Diesel Engine Breather sealing gasket up-down vibration when waste air.
2. because described subgasket edges portion inner peripheral is provided with lug boss, the upper end open internal diameter size of described lug boss size dimension and described resuscitation apparatus upper shell is suitable.Therefore when sealing gasket is installed, its lug boss is stuck in to the inside of resuscitation apparatus upper shell, location is installed convenient, and be difficult for misplacing while installing, good airproof performance.
3. because described sealing gasket middle part is provided with the fixed lobe for fixing described spring, therefore, in use by the upper end of the fixed lobe jacking spring on sealing gasket, thereby fixed spring, make spring be not easy to come off in spring seat in this Diesel Engine Breather working procedure, thereby its top power can well be acted on sealing gasket.
4. described in, outlet pipe top also offers tube wall through hole.When the gap between sealing gasket and spring seat upper end-hole is plugged, this tube wall through hole on outlet pipe top can guarantee that the waste gas of diesel engine can discharge outlet pipe smoothly.Thereby guarantee Diesel Engine Breather normal operation.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the utility model is described in further detail:
Fig. 1 is the structural representation of Diesel Engine Breather of the present utility model;
Fig. 2 is the cross-sectional schematic of sealing gasket in Fig. 1;
In figure: 1, resuscitation apparatus upper shell; 2, resuscitation apparatus lower shell body; 3, upper cover; 4, suction tude; 5, outlet pipe; 51, tube wall through hole; 6, base plate; 7, vent; 8, Steel Wool packing; 9, spring seat; 10, spring; 11, sealing gasket; 111, fixed lobe; 112, lug boss.
Embodiment
Fig. 1 is the structural representation of Diesel Engine Breather of the present utility model, and Fig. 2 is the cross-sectional schematic of sealing gasket in Fig. 1, see figures.1.and.2, Diesel Engine Breather of the present utility model, comprise the resuscitation apparatus upper shell 1 and the resuscitation apparatus lower shell body 2 that fit together, the sidewall of resuscitation apparatus upper shell 1 is provided with outlet pipe 5, the interior base plate 6 that is provided with of resuscitation apparatus upper shell 1, base plate 6 offers some vents 7, and resuscitation apparatus upper shell 1 top is provided with upper cover 3, the lower end of resuscitation apparatus lower shell body 2 is connected with suction tude 4, in resuscitation apparatus lower shell body 2 and between the base plate 6 of resuscitation apparatus upper shell 1, be provided with for filtering the Steel Wool packing 8 of oil gas, certainly, also can adopt other filter element, base plate 6 tops that the interior middle part of resuscitation apparatus upper shell 1 is positioned at resuscitation apparatus upper shell 1 are provided with spring seat 9, in spring seat 9, be provided with spring 10, outlet pipe 5 is communicated with the inner chamber of spring seat 9, the top, top of spring 10 is provided with sealing gasket 11, sealing gasket 11 leaves gap under the elastic force effect of spring 10 and between spring seat 9 upper-end surfaces, the internal surface of the shape of sealing gasket 11 and size and upper cover 3 is suitable.
Diesel Engine Breather of the present utility model in use, because sealing gasket 11 integral body have covered the internal surface of upper cover 3, therefore the diesel engine internal surface of upper cover 3 that has been discharged to contaminated with oil mist in the waste gas in resuscitation apparatus not, when Diesel Engine Breather was used after a period of time, when sealing gasket 11 need to be changed, the internal surface of upper cover 3 or clean, be easy to cleaning, alleviated attendant's workload, this sealing gasket is easily located, be not easy to be damaged by pressure because locating mistake by upper cover and resuscitation apparatus upper shell long service life.
And, because sealing gasket 11 integral body cover the internal surface of upper cover 3, prevented from using seal ring to locate wrong problem, good airproof performance.Thereby avoided the phenomenon of this Diesel Engine Breather gas leak of the oil leakage.
In addition, owing to having used spring 10 to withstand sealing gasket 11, between sealing gasket 11 and spring seat 9 upper-end surfaces, leave gap, during exhaust, waste gas is from gap enters spring seat 9, from outlet pipe 5, drain again, the top power of spring 10 makes sealing gasket in stable condition when Diesel Engine Breather waste air, has prevented the problem of Diesel Engine Breather sealing gasket 11 up-down vibration when waste air.
On the tube wall of outlet pipe 5, also offer a tube wall through hole 51.When the gap between sealing gasket 11 and the upper end-hole of spring seat 9 is plugged, this tube wall through hole 51 on outlet pipe 5 tops can guarantee that the waste gas of diesel engine can discharge outlet pipe 5 smoothly.Thereby guarantee Diesel Engine Breather normal operation.
Sealing gasket 11 middle parts are provided with the fixed lobe 111 for fixing spring 10, fixed lobe 111 jacking spring 10 upper ends, make spring 10 be not easy to come off in spring seat 9 in this Diesel Engine Breather working procedure, thereby its top power can well be acted on sealing gasket 11.
Resuscitation apparatus upper shell 1, resuscitation apparatus lower shell body 2, upper cover 3, suction tude 4 and outlet pipe 5 all adopt plastic injection-moulded making.Resuscitation apparatus upper shell 1 is wholely set with outlet pipe 5; Resuscitation apparatus lower shell body 2 is wholely set with suction tude 4.Therefore, Diesel Engine Breather of the present utility model adopts plastic materials to make, and than the Diesel Engine Breather of metallic material, has alleviated weight, has reduced cost, low price.
The above is giving an example of the utility model preferred forms, and the part of wherein not addressing is in detail those of ordinary skills' common practise.Protection domain of the present utility model is as the criterion with the content of claim, and any equivalent transformation carrying out based on technology enlightenment of the present utility model, also within protection domain of the present utility model.
Claims (8)
1. Diesel Engine Breather, comprise the resuscitation apparatus upper shell and the resuscitation apparatus lower shell body that fit together, the sidewall of described resuscitation apparatus upper shell is provided with outlet pipe, in described resuscitation apparatus upper shell, is provided with base plate, on described base plate, offer some vents, described resuscitation apparatus upper shell top is provided with upper cover, the lower end of described resuscitation apparatus lower shell body is connected with suction tude, in described resuscitation apparatus lower shell body and between the base plate of described resuscitation apparatus upper shell, be provided with for filtering the filter element of oil gas, it is characterized in that: the base plate top that is positioned at described resuscitation apparatus upper shell in the middle part of in described resuscitation apparatus upper shell is provided with spring seat, in described spring seat, be provided with spring, described outlet pipe is communicated with the inner chamber of described spring seat, the top, top of described spring is provided with sealing gasket, described sealing gasket leaves gap under the elastic force effect of described spring and between described spring seat upper-end surface, the internal surface of the shape of described sealing gasket and size and described upper cover is suitable.
2. Diesel Engine Breather as claimed in claim 1, is characterized in that: described subgasket edges portion inner peripheral is provided with the annular projection portion of being convenient to location, and the upper end open internal diameter size of the size of described lug boss and described resuscitation apparatus upper shell is suitable.
3. Diesel Engine Breather as claimed in claim 2, is characterized in that: described sealing gasket middle part is provided with the fixed lobe for fixing described spring.
4. Diesel Engine Breather as claimed in claim 1, it is characterized in that: described resuscitation apparatus upper shell is plastics resuscitation apparatus upper shell, described resuscitation apparatus lower shell body is plastics resuscitation apparatus lower shell body, and described suction tude is plastic inlet pipe, and described outlet pipe is plastic row tracheae.
5. Diesel Engine Breather as claimed in claim 4, is characterized in that: described resuscitation apparatus upper shell and described outlet pipe are wholely set; Described resuscitation apparatus lower shell body and described suction tude are wholely set.
6. Diesel Engine Breather as claimed in claim 1, is characterized in that: described filter element is Steel Wool packing.
7. the Diesel Engine Breather as described in claim 1 to 6 any one, is characterized in that: described sealing gasket is silica gel sealing pad.
8. Diesel Engine Breather as claimed in claim 7, is characterized in that: on the tube wall of described outlet pipe, also offer tube wall through hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320505949.8U CN203476441U (en) | 2013-08-19 | 2013-08-19 | Diesel engine respirator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320505949.8U CN203476441U (en) | 2013-08-19 | 2013-08-19 | Diesel engine respirator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203476441U true CN203476441U (en) | 2014-03-12 |
Family
ID=50224786
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320505949.8U Expired - Fee Related CN203476441U (en) | 2013-08-19 | 2013-08-19 | Diesel engine respirator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203476441U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108691990A (en) * | 2017-03-30 | 2018-10-23 | 本田技研工业株式会社 | Air-breather |
-
2013
- 2013-08-19 CN CN201320505949.8U patent/CN203476441U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108691990A (en) * | 2017-03-30 | 2018-10-23 | 本田技研工业株式会社 | Air-breather |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140312 Termination date: 20140819 |
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| EXPY | Termination of patent right or utility model |