CN202866926U - Sealing oil plug structure and engine oil way - Google Patents
Sealing oil plug structure and engine oil way Download PDFInfo
- Publication number
- CN202866926U CN202866926U CN 201220325200 CN201220325200U CN202866926U CN 202866926 U CN202866926 U CN 202866926U CN 201220325200 CN201220325200 CN 201220325200 CN 201220325200 U CN201220325200 U CN 201220325200U CN 202866926 U CN202866926 U CN 202866926U
- Authority
- CN
- China
- Prior art keywords
- oil
- sealing
- protuberance
- duct
- stifled
- 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.)
- Expired - Lifetime
Links
Images
Landscapes
- Lubrication Details And Ventilation Of Internal Combustion Engines (AREA)
Abstract
The utility model relates to a sealing oil plug structure and an engine oil way. The sealing oil plug structure comprises an oil duct and an oil plug part for sealing, wherein at least a part of the oil duct is wrapped by the oil plug part. The oil duct in the sealing oil plug structure can take effects of supporting and positioning; two oil ducts on different planes can be communicated through the tubular design; and the oil plug part wrapped outside the oil duct can take effect of sealing and achieve the effects of axial and radial sealing at the same time.
Description
Technical field
The utility model relates to sealing configuration, relates in particular to a kind of sealing oil bridging structure and engine oil path.
Background technique
Existing two kinds of sealing means have gluing sealing and the sealing of O type circle.The gluing sealing is applicable to two sealings between the static matching surface, but in some occasion that turbidity test are had relatively high expectations, the chip that sealer is produced owing to vibrate or self wear out etc. in the motor using process may come off and enter into responsive occasion, so generally do not adopt the gluing sealing.The O RunddichtringO is applicable to sealing radially, and its maximum shortcoming is yielding, wearing and tearing, and disclosure risk is larger in long-term the use.
In the stifled application of sealing oil, need to be tightly connected between the oil outlet of oil pump and the cylinder body main oil gallery entrance.The oil outlet of oil pump is positioned on the oil pump cover, and the main oil gallery entrance is positioned at the cylinder body front-end face.Because all inevitably there are the tolerances such as tolerance of size, planeness in oil pump cover and cylinder body in casting and course of working, the face at these two oilhole places can not be positioned on the same theoretical planes, therefore need to realize being tightly connected by extra sealing approach.Because oil pump and main oil gallery require very high to turbidity test, as adopt gluing to seal, sealer after air-dry comes off owing to the reasons such as the vibration of motor in the using process and self be aging easily produce chip, in case the chip of sealer falls in the oil pocket that seals will contaminated product, if these impurity enter into the surface of friction pair of engine component with machine oil, will cause the wearing and tearing of component friction pair.Therefore this occasion is not suitable for selecting the gluing sealing.The restriction that these two oilholes are arranged by the space, its axis be not on same straight line, and the sealing means that requires to select can remedy this eccentric distance.As select O type circle sealing, need to be on the plane at oilhole place machine add the mounting groove of O RunddichtringO.Because the space of seal groove is less, the machining accuracy of requirement is very high, and the complexity that this has just increased oil pump and cylinder body mechanical processing technique is unfavorable for productive temp and the quality control of producing in enormous quantities.
The model utility content
In order to solve the problems of the technologies described above, the utility model provides a kind of sealing oil bridging structure and engine oil path, effectively reduces the risk that oil circuit is revealed.
In order to achieve the above object, the utility model provides a kind of sealing oil bridging structure, comprising:
One oil duct;
One is used for the stifled parts of oil of sealing, and the stifled parts of described oil are wrapped on described oil duct at least part of.
Preferably, the stifled parts of described oil comprise: be used for respectively the first protuberance and the second protuberance with the hole interference fit of required sealing, described the first protuberance and the second protuberance are wrapped in respectively the two ends of described oil duct.
Preferably, the stifled parts of described oil also comprise: be used for connecting the attachment portion of described the first protuberance and described the second protuberance, be wrapped on the described oil duct.
Preferably, the material of described oil duct is tubular metal.
Preferably, the material of the stifled parts of described oil is elastic caoutchouc.
The utility model also provides a kind of engine oil path, comprises the oil outlet of oil pump and the oiler of cylinder body main oil gallery, also comprises: be used for the sealing oil bridging structure of the described oil outlet of joint and seal and described oiler, described sealing oil bridging structure comprises:
One oil duct, respectively with described oil outlet be connected oiler and be connected;
One is used for sealing the stifled parts of oil of described oil outlet and described oiler, and the stifled parts of described oil are wrapped on described oil duct at least part of.
Preferably, the stifled parts of described oil comprise: be used for the first protuberance with the oil outlet interference fit of required sealing, with the second protuberance that is used for the oiler interference fit of required sealing, described the first protuberance and the second protuberance are wrapped in respectively the two ends of described oil duct.
Preferably, the material of described oil duct is tubular metal.
Preferably, the material of the stifled parts of described oil is elastic caoutchouc.
As shown from the above technical solution, the technical solution of the utility model has following beneficial effect: the oil duct in the stifled structure of sealing oil can play and support and the effect of location, and the design of tubulose can realize two not connections of the oil circuit on the coplanar.The stifled parts of oil that are wrapped in the oil duct outside can seal, and can realize simultaneously axially and sealing effect radially.
Description of drawings
Fig. 1 represents the structural representation of sealing oil bridging structure among the embodiment of the present utility model;
Fig. 2 represents the stifled assembling schematic representation with oil pump and cylinder body of sealing oil among the embodiment of the present utility model.
Embodiment
For the purpose, technological scheme and the advantage that make the utility model embodiment is clearer, below in conjunction with embodiment and accompanying drawing, the utility model embodiment is done in further detail explanation.At this, the utility model be used for is explained in illustrative examples of the present utility model and explanation, but not as to restriction of the present utility model.
As shown in Figure 1, be the structural representation of sealing oil bridging structure among the embodiment of the present utility model, sealing oil bridging structure 1 comprises:
One oil duct 11;
One is used for the stifled parts 12 of oil of sealing, and the stifled parts 12 of described oil are wrapped on described oil duct 11 at least part of.
In embodiment of the present utility model, the stifled parts 12 of described oil comprise: be used for respectively the first protuberance 121 and the second protuberance 122 with the hole interference fit of required sealing, described the first protuberance 121 and the second protuberance 122 are wrapped in respectively the two ends of described oil duct 11.
In embodiment of the present utility model, the stifled parts 12 of described oil also comprise: be used for connecting the attachment portion 123 of described the first protuberance 121 and described the second protuberance 122, be wrapped on the described oil duct 11.
In embodiment of the present utility model, the material of described oil duct 11 is tubular metal, and what certainly can understand is not limit the concrete material of this oil duct 11 in embodiment of the present utility model.
In embodiment of the present utility model, the material of the stifled parts 12 of described oil is elastic caoutchouc, and what certainly can understand is not limit the concrete material of the stifled parts 12 of this oil in embodiment of the present utility model.
Referring to Fig. 2, this engine oil path in embodiment of the present utility model, comprise: the oil outlet 21 of oil pump 2, the oiler 31 of cylinder body main oil gallery 3, and the sealing oil bridging structure 1 that is used for the described oil outlet 21 of joint and seal and described oiler 31, wherein said sealing oil bridging structure 1 comprises:
Be used for sealing the stifled parts 12 of oil of described oil outlet 21 and described oiler 31, the stifled parts 12 of described oil are wrapped on described oil duct 11 at least part of.
In embodiment of the present utility model, the stifled parts 12 of described oil comprise: be used for the first protuberance 121 with oil outlet 21 interference fit of required sealing, with the second protuberance 122 that is used for oiler 31 interference fit of required sealing, described the first protuberance 121 and the second protuberance 122 are wrapped in respectively the two ends of described oil duct 11.
In embodiment of the present utility model, the material of described oil duct 11 is tubular metal, and what certainly can understand is not limit the concrete material of this oil duct 11 in embodiment of the present utility model.
In embodiment of the present utility model, the material of the stifled parts 12 of described oil is elastic caoutchouc, and what certainly can understand is not limit the concrete material of the stifled parts 12 of this oil in embodiment of the present utility model.
In embodiment of the present utility model, sealing oil stifled 1 can be applicable to the joint and seal between main oil gallery 31 entrances of the oil outlet 21 of oil pump 2 and cylinder body 3.The oil duct of sealing oil stifled 1 can be designed to tubular structure, and outer wrap elastic caoutchouc, with the hole interference fit of required sealing, can realize simultaneously radial seal and axial seal.
By the tubular structure design of sealing oil stifled 1, not only can remedy the distance that the tolerance between two planes of required sealing causes, and can compensate two eccentric distances between the required sealing oilhole.Its area that seals is far longer than common O RunddichtringO, sealingly secure is compared the O RunddichtringO with the life-span higher, greatly reduce the risk of leakage, reduced potentially in the motor using process needing repairing and change that the O RunddichtringO brings inconvenience to the client and the risk of economic loss.
Oil duct in the stifled structure of sealing oil can play and support and the effect of location, and the design of tubulose can realize two not connections of the oil circuit on the coplanar.The stifled parts of oil that are wrapped in the oil duct outside can seal, and can realize simultaneously axially and sealing effect radially.By the stifled eccentric distance that can also remedy two oilholes of sealing oil.
Stifled by sealing oil, allow certain distance between the cylinder body front-end face at the oil pump surface at oil pump oil outlet place and cylinder body main oil gallery entrance place.In design, set rational nominal distance by dimensional chain calculating, considered simultaneously oil pump casing surface and the casting of cylinder surface, tolerance stack that machining causes, guaranteed that fully actual distance between two sealing surfaces is within the safe distance of sealing ponding.
The above only is preferred implementation of the present utility model; should be pointed out that for those skilled in the art, under the prerequisite that does not break away from the utility model principle; can also make some improvements and modifications, these improvements and modifications also should be considered as protection domain of the present utility model.
Claims (9)
1. a sealing oil bridging structure is characterized in that, comprising:
One oil duct;
One is used for the stifled parts of oil of sealing, and the stifled parts of described oil are wrapped on described oil duct at least part of.
2. sealing oil bridging structure according to claim 1, it is characterized in that, the stifled parts of described oil comprise: be used for respectively the first protuberance and the second protuberance with the hole interference fit of required sealing, described the first protuberance and the second protuberance are wrapped in respectively the two ends of described oil duct.
3. sealing oil bridging structure according to claim 2 is characterized in that, the stifled parts of described oil also comprise: be used for connecting the attachment portion of described the first protuberance and described the second protuberance, be wrapped on the described oil duct.
4. sealing oil bridging structure according to claim 1 is characterized in that, the material of described oil duct is tubular metal.
5. sealing oil bridging structure according to claim 1 is characterized in that, the material of the stifled parts of described oil is elastic caoutchouc.
6. an engine oil path comprises the oil outlet of oil pump and the oiler of cylinder body main oil gallery, it is characterized in that, also comprises: be used for the sealing oil bridging structure of the described oil outlet of joint and seal and described oiler, described sealing oil bridging structure comprises:
One oil duct, respectively with described oil outlet be connected oiler and be connected;
One is used for sealing the stifled parts of oil of described oil outlet and described oiler, and the stifled parts of described oil are wrapped on described oil duct at least part of.
7. engine oil path according to claim 6, it is characterized in that, the stifled parts of described oil comprise: be used for the first protuberance with the oil outlet interference fit of required sealing, with the second protuberance that is used for the oiler interference fit of required sealing, described the first protuberance and the second protuberance are wrapped in respectively the two ends of described oil duct.
8. engine oil path according to claim 6 is characterized in that, the material of described oil duct is tubular metal.
9. engine oil path according to claim 6 is characterized in that, the material of the stifled parts of described oil is elastic caoutchouc.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 201220325200 CN202866926U (en) | 2012-07-05 | 2012-07-05 | Sealing oil plug structure and engine oil way |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 201220325200 CN202866926U (en) | 2012-07-05 | 2012-07-05 | Sealing oil plug structure and engine oil way |
Publications (1)
Publication Number | Publication Date |
---|---|
CN202866926U true CN202866926U (en) | 2013-04-10 |
Family
ID=48033650
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN 201220325200 Expired - Lifetime CN202866926U (en) | 2012-07-05 | 2012-07-05 | Sealing oil plug structure and engine oil way |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN202866926U (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111963880A (en) * | 2020-08-07 | 2020-11-20 | 中国北方发动机研究所(天津) | Oil plug with self-sealing function |
-
2012
- 2012-07-05 CN CN 201220325200 patent/CN202866926U/en not_active Expired - Lifetime
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111963880A (en) * | 2020-08-07 | 2020-11-20 | 中国北方发动机研究所(天津) | Oil plug with self-sealing function |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN202866926U (en) | Sealing oil plug structure and engine oil way | |
CN203584882U (en) | Padding and mechanical sealing universal double entry pump | |
CN104214109B (en) | A kind of circulating pump | |
CN202789189U (en) | Split-type engine body sealing structure of air-cooling diesel engine | |
CN204921248U (en) | Pressurization cycloid hydraulic motor | |
CN205207991U (en) | Central rotary joint | |
CN201368057Y (en) | Mechanical sealing device | |
US20180320597A1 (en) | Method for assembling a turbomachine, and turbomachine | |
CN205244496U (en) | Hydraulic system and check valve | |
CN204386875U (en) | Side plate of high pressure gear pump structure | |
CN101392833A (en) | Integration type shaft mechanical seal device | |
CN102477985A (en) | Integratedly designed rotary compressor structure | |
CN201255235Y (en) | Integration type shaft mechanical seal device | |
US6746218B2 (en) | Compact electrohydraulic motor pump unit | |
CN202645703U (en) | Piston cooling nozzle with boss type sealing face structure | |
CN204312978U (en) | Rotor oil pump | |
CN202946654U (en) | Oil return structure of mechanical box body parts | |
CN210738804U (en) | Anti-lock screw pump capable of reducing bending deformation of screw | |
CN208651325U (en) | Bundling head fluid pressure line device | |
CN203214883U (en) | Balanced spring type mechanical seal device for pump | |
CN203757350U (en) | Oil pump assembly | |
CN203130489U (en) | Conjoined gear pump | |
CN105065193A (en) | High-pressure sealing cycloid hydraulic motor | |
CN202812596U (en) | Hydraulic rotary joint | |
CN203570367U (en) | Turbine disc sealing device |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CX01 | Expiry of patent term |
Granted publication date: 20130410 |
|
CX01 | Expiry of patent term |