CN208565561U - A kind of accurate positioning crankshaft oil seal - Google Patents
A kind of accurate positioning crankshaft oil seal Download PDFInfo
- Publication number
- CN208565561U CN208565561U CN201820979375.0U CN201820979375U CN208565561U CN 208565561 U CN208565561 U CN 208565561U CN 201820979375 U CN201820979375 U CN 201820979375U CN 208565561 U CN208565561 U CN 208565561U
- Authority
- CN
- China
- Prior art keywords
- oil sealing
- main body
- oil
- bracket
- sealing main
- 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 - Fee Related
Links
- 238000007789 sealing Methods 0.000 claims abstract description 76
- 229910000838 Al alloy Inorganic materials 0.000 claims abstract description 17
- 238000009434 installation Methods 0.000 claims abstract description 17
- 125000006850 spacer group Chemical group 0.000 claims abstract description 10
- 239000000463 material Substances 0.000 claims description 6
- 229920002635 polyurethane Polymers 0.000 claims description 3
- 239000004814 polyurethane Substances 0.000 claims description 3
- -1 polytetrafluoroethylene Polymers 0.000 claims description 2
- 229920001343 polytetrafluoroethylene Polymers 0.000 claims description 2
- 239000004810 polytetrafluoroethylene Substances 0.000 claims description 2
- 238000005299 abrasion Methods 0.000 abstract description 3
- 230000003993 interaction Effects 0.000 abstract description 3
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 abstract description 3
- 239000003921 oil Substances 0.000 description 70
- 230000000694 effects Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 239000010721 machine oil Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- BFKJFAAPBSQJPD-UHFFFAOYSA-N tetrafluoroethene Chemical compound FC(F)=C(F)F BFKJFAAPBSQJPD-UHFFFAOYSA-N 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
Landscapes
- Sealing Devices (AREA)
Abstract
The utility model discloses a kind of accurate positioning crankshaft oil seals, including oil sealing bracket and oil sealing main body, the oil sealing main body is arranged in oil sealing internal stent, the oil sealing pedestal upper end is provided with several several movable slidings, the movable sliding is internally provided with radial bolt, locking spring is provided on the outside of the radial direction bolt, positioning screw hole is provided on the oil sealing bracket, the utility model on oil sealing bracket by being arranged the radial bolts of multiple interactions, it can be quickly inserted into locating slot when oil sealing main body is installed, so that oil sealing main body is quickly positioned and is installed, increase the accuracy when installation of oil sealing main body, it locks oil sealing main body and reduces the shaking of oil sealing main body, internal oil seal spacer ring is mounted on inside aluminum alloy frame can fast quick-detach, after long-time is using abrasion, it can be with quick-replaceable, it is worthy to be popularized.
Description
Technical field
The utility model relates to field of mechanical technique, specially a kind of accurate positioning crankshaft oil seal.
Background technique
Crankshaft is most important component in engine.It bears the power that connecting rod transmits, and is transformed into torque and passes through song
Axis exports and other attachmentes on engine is driven to work.Crankshaft is by the centrifugal force of gyrating mass, the gas inertia of mechanical periodicity
The collective effect of power and reciprocal inertia force makes crankshaft bear the effect of flexion torsion load.Therefore it is required that crankshaft have it is enough strong
Degree and rigidity, journal surface need are wear-resisting, work is uniform, balance is good.
Generated centrifugal force when to reduce crankshaft quality and movement, crankshaft journal is often made hollow.In each axis
Neck is all provided with oilhole on surface, to introduce or draw machine oil, to lubricate journal surface.It is concentrated to reduce stress, main shaft
The junction of neck, crank-pin and crank arm all uses transition arc to connect.
Application No. is CN201620833227.9, a kind of entitled engine crankshaft rear oil seal and its bracket it is practical new
Type patent, including oil sealing bracket and crankshaft rear oil seal, the sealing of crankshaft rear oil seal are divided into inner ring sealing and outer ring sealing, and inner ring is close
Envelope carries out interference fit seal with crankshaft journal, and outer ring sealing carries out interference fit seal, the outer ring sealing with oil sealing bracket
On be provided with convex rib, crankshaft rear oil seal oil drive back thread is the left-handed hull bottom type oil drive back thread of thick middle, and oil sealing frame bottom is provided with
Drain pan, the utility model are provided with drain pan by being provided with convex rib on outer ring seals, and in oil sealing frame bottom, solution
Determined it is micro- leakage and machine oil accumulate in the technical issues of bottom can not flow out, structure is simple, easy to operate.
But when in use, the case where being easy to appear shaking is not allowed in positioning when oil sealing is installed, and sealing is caused to be imitated
Fruit is deteriorated, and is prone to wear after internal seal washer long-time use, therefore devises a kind of accurate positioning crankshaft oil
Envelope.
Summary of the invention
In order to overcome the shortcomings of prior art, the utility model provides a kind of accurate positioning crankshaft oil seal, can be effective
Solve the problems, such as background technique propose.
The technical scheme adopted by the utility model to solve the technical problem is as follows:
A kind of accurate positioning crankshaft oil seal, including oil sealing bracket and oil sealing main body, the oil sealing main body are arranged in oil sealing branch
Inside frame, the oil sealing pedestal upper end is provided with several several movable slidings, and the movable sliding is internally provided with radial direction
Bolt, radial direction bolt outside are provided with locking spring, are provided with positioning screw hole on the oil sealing bracket；
The oil sealing main body includes aluminum alloy frame, and the aluminum alloy frame periphery is provided with several locating slots, institute
It states aluminum alloy frame periphery and is provided with installation foot, the installation foot is internally provided with installation screw, the aluminum alloy frame inside
It is provided with several and fixes tooth, the fixed tooth has oil seal spacer ring by rivet interlacement.
Further, the oil sealing pedestal lower end is provided with bracket base, is provided with weight on the bracket base.
Further, the oil sealing stent outer is provided with waterproof retaining ring, and the waterproof retaining ring uses polyurethane material system
At.
Further, the locating slot is internally provided with wear-resistant sleeve, and the wear-resistant sleeve uses polytetrafluoroethylene material system
At.
Compared with prior art, the utility model has the beneficial effects that
The utility model, can be in installation oil sealing main body by the way that the radial bolts of multiple interactions is arranged on oil sealing bracket
When be quickly inserted into locating slot so that oil sealing main body is quickly positioned and installed, when increasing the installation of oil sealing main body
Accuracy, locking oil sealing main body reduce oil sealing main body and shake, and internal oil seal spacer ring is mounted on inside aluminum alloy frame can be quick
Disassembly can be worthy to be popularized after long-time is using abrasion with quick-replaceable.
Detailed description of the invention
Fig. 1 is the overall structure diagram of the utility model；
Fig. 2 is the oil sealing agent structure schematic diagram of the utility model.
Figure label:
1- oil sealing bracket, 2- oil sealing main body, 3- activity slot, 4- radial direction bolt, 5- locking spring, 6- positioning screw hole, 7-
Aluminum alloy frame, 8- locating slot, 9- installation foot, 10- installation screw, the fixed tooth of 11-, 12- rivet, 13- oil seal spacer ring, 14-
Bracket base, 15- weight, 16- waterproof retaining ring, 17- wear-resistant sleeve.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
As shown in Figures 1 and 2, the utility model provides a kind of accurate positioning crankshaft oil seal, including oil sealing bracket 1 and oil
Main body 2 is sealed, the oil sealing main body 2 is arranged inside oil sealing bracket 1, and 1 upper end of oil sealing bracket is provided with several several
Movable sliding 3, the movable sliding 3 are internally provided with radial bolt 4, are provided with locking spring 5 on the outside of the radial direction bolt 4,
Positioning screw hole 6 is provided on the oil sealing bracket 1；
As shown in Fig. 2, the oil sealing main body 2 includes aluminum alloy frame 7,7 periphery of aluminum alloy frame is provided with several
A locating slot 8,7 periphery of aluminum alloy frame are provided with installation foot 9, and the installation foot 9 is internally provided with installation screw 10,
It is provided with several on the inside of the aluminum alloy frame 7 and fixes tooth 11, the fixed tooth 11 is connected with oil seal spacer ring by rivet 12
13；
The working principle of the utility model are as follows: when in use, oil sealing main body 2 is placed on oil sealing bracket 1, downwards
Oil sealing main body 2 is pressed, radial 4 end of bolt is plagiohedral structure, so that oil sealing main body 2 drops into inside oil sealing bracket 1, at this time
Radial bolt 4 is shunk, after rotating oil sealing main body 2, when the locating slot 8 in 7 outside of aluminum alloy frame is directed at it with radial bolt 4
Afterwards, radial bolt 4 stretches out under the drive of locking spring 5, is inserted into inside locating slot 8, and oil sealing main body 2 is accurately positioned,
It is then tightened in positioning screw hole 6 and installation screw 10 by fixing bolt, so that oil sealing main body 2 is firmly secured to oil sealing branch
Inside frame 1, and the groove to match with fixed tooth 11 is provided on the outside of the oil seal spacer ring 13 inside oil sealing main body 2, card is placed on solid
After fixed tooth 11, further fixed by rivet 12, after long-time use inside 13 serious wear of oil seal spacer ring, can be with
Rivet is removed, the oil seal spacer ring 13 more renewed reduces economic loss caused by more sliding entire oil sealing main body 2.
As preferred embodiment, 1 lower end of oil sealing bracket is provided with bracket base 14, on the bracket base 14
It is provided with weight 15, improves the stability of oil sealing bracket 1.
As preferred embodiment, waterproof retaining ring 16 is provided on the outside of the oil sealing bracket 1, the waterproof retaining ring 16 is adopted
It is made of polyurethane material, improves waterproof ability.
As preferred embodiment, the locating slot 8 is internally provided with wear-resistant sleeve 17, and the wear-resistant sleeve 17 is using poly-
Tetrafluoroethene material is made, and improves abrasive resistance, avoids serious wear after radial 4 long-time use of bolt.
In conclusion the utility model is mainly characterized by:
The utility model, can be in installation oil sealing main body by the way that the radial bolts of multiple interactions is arranged on oil sealing bracket
When be quickly inserted into locating slot so that oil sealing main body is quickly positioned and installed, when increasing the installation of oil sealing main body
Accuracy, locking oil sealing main body reduce oil sealing main body and shake, and internal oil seal spacer ring is mounted on inside aluminum alloy frame can be quick
Disassembly can be worthy to be popularized after long-time is using abrasion with quick-replaceable.
It is obvious to a person skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and
And without departing substantially from the spirit or essential attributes of the utility model, it can realize that this is practical new in other specific forms
Type.Therefore, in all respects, the present embodiments are to be considered as illustrative and not restrictive, this is practical new
The range of type is indicated by the appended claims rather than the foregoing description, it is intended that containing for the equivalent requirements of the claims will be fallen in
All changes in justice and range are embraced therein.It should not treat any reference in the claims as limiting
Related claim.
Claims (4)
1. a kind of accurate positioning crankshaft oil seal, including oil sealing bracket (1) and oil sealing main body (2), it is characterised in that: the oil sealing master
Body (2) setting is internal in oil sealing bracket (1), and oil sealing bracket (1) upper end is provided with several several movable slidings (3),
The movable sliding (3) is internally provided with radial bolt (4), is provided with locking spring (5), institute on the outside of the radial direction bolt (4)
It states and is provided with positioning screw hole (6) on oil sealing bracket (1)；
The oil sealing main body (2) includes aluminum alloy frame (7), and aluminum alloy frame (7) periphery is provided with several positioning and inserts
Slot (8), aluminum alloy frame (7) periphery are provided with installation foot (9), and the installation foot (9) is internally provided with installation screw
(10), it is provided with several on the inside of the aluminum alloy frame (7) and fixes tooth (11), the fixed tooth (11) is connected by rivet (12)
It is connected to oil seal spacer ring (13).
2. a kind of accurate positioning crankshaft oil seal according to claim 1, it is characterised in that: oil sealing bracket (1) lower end
It is provided with bracket base (14), is provided with weight (15) on the bracket base (14).
3. a kind of accurate positioning crankshaft oil seal according to claim 1, it is characterised in that: on the outside of the oil sealing bracket (1)
It is provided with waterproof retaining ring (16), the waterproof retaining ring (16) is made of polyurethane material.
4. a kind of accurate positioning crankshaft oil seal according to claim 1, it is characterised in that: the locating slot (8) is internal
It is provided with wear-resistant sleeve (17), the wear-resistant sleeve (17) is made of polytetrafluoroethylene material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820979375.0U CN208565561U (en) | 2018-06-25 | 2018-06-25 | A kind of accurate positioning crankshaft oil seal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820979375.0U CN208565561U (en) | 2018-06-25 | 2018-06-25 | A kind of accurate positioning crankshaft oil seal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208565561U true CN208565561U (en) | 2019-03-01 |
Family
ID=65488909
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820979375.0U Expired - Fee Related CN208565561U (en) | 2018-06-25 | 2018-06-25 | A kind of accurate positioning crankshaft oil seal |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208565561U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111828633A (en) * | 2020-07-30 | 2020-10-27 | 安徽日亮氟塑密封件有限公司 | Oil blanket convenient to installation |
-
2018
- 2018-06-25 CN CN201820979375.0U patent/CN208565561U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111828633A (en) * | 2020-07-30 | 2020-10-27 | 安徽日亮氟塑密封件有限公司 | Oil blanket convenient to installation |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190301 |