CN209414826U - Adjustable oil return tube seal structure - Google Patents
Adjustable oil return tube seal structure Download PDFInfo
- Publication number
- CN209414826U CN209414826U CN201822193841.5U CN201822193841U CN209414826U CN 209414826 U CN209414826 U CN 209414826U CN 201822193841 U CN201822193841 U CN 201822193841U CN 209414826 U CN209414826 U CN 209414826U
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- China
- Prior art keywords
- oil return
- connecting flange
- fuel tank
- fixed ring
- return pipe
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Abstract
The utility model provides a kind of adjustable oil return tube seal structure, including fuel tank, dnockout oil return pipe, connecting flange, fixed ring and outer cover, and dnockout oil return pipe is inserted in fuel tank, and the inner hole of connecting flange is connect with the outer side seal of dnockout oil return pipe；Fixed ring is located on the outside of connecting flange, and fixed ring and connecting flange have certain adjusting surplus in the horizontal direction；Connecting flange pressure is set on fuel tank by fixed ring, and fixed ring is fixedly connected with fuel tank；Outer cover is covered in fixed ring and connecting flange, and the inner hole of outer cover is connect with the outer side seal of dnockout oil return pipe.The utility model effectively prevents contaminated fluid and is penetrated into fuel tank by dnockout oil return pipe and connecting flange junction.Horizontal direction installation site is adjustable during installation for dnockout oil return pipe simultaneously, and the machining accuracy of fuel tank is reduced on guaranteeing original performance, installs convenient for assembler.Dnockout oil return pipe pollutant when moving up and down will not enter fuel tank, reduce the probability of hydraulic oil pollution.
Description
Technical field
The utility model relates to a kind of adjustable oil return tube seal structures.
Background technique
In die casting machine using in production, the liquid such as cooling water, release agent can pass through fuel tank and dnockout oil return pipe connecting flange
Fuel tank is penetrated into junction, pollutes hydraulic oil, causes mechanical disorder.Due to fuel tank is weldment, it is easily-deformable and there are biggish plus
Work and rigging error, can not precise positioning installation site, fuel tank and dnockout oil return pipe connection method when dnockout oil return pipe being caused to install
Blue junction need to meet matching requirements there are biggish adjusting surplus.Dnockout oil return pipe will move up and down simultaneously, fuel tank and dnockout
Oil return pipe connecting flange junction is not easy to seal.
Utility model content
The technical problems to be solved in the utility model is to overcome the prior art is dirty can be by fuel tank and dnockout oil return
Penetrate into fuel tank for the connecting flange junction of pipe, when dnockout oil return pipe is installed can not precise positioning, fuel tank connect with dnockout oil return pipe
Flange connections are not easy the defect sealed, provide a kind of adjustable oil return tube seal structure.
The utility model is to solve above-mentioned technical problem by following technical proposals:
A kind of adjustable oil return tube seal structure, it is characterized in that, the adjustable oil return sealing structure includes fuel tank, beats
Expect oil return pipe, connecting flange, fixed ring and outer cover, wherein
The dnockout oil return pipe is inserted in the fuel tank, and the inner hole of the connecting flange and the dnockout oil return pipe is outer
Side seal connection；
The fixed ring is located on the outside of the connecting flange, and the fixed ring and the connecting flange are in the horizontal direction
There are certain adjusting surpluses；
Connecting flange pressure is set on the fuel tank by the fixed ring, and the fixed ring and the fixed company of the fuel tank
It connects；
The outer cover is covered in the fixed ring and the connecting flange, and the inner hole of the outer cover and the dnockout return
The outer side seal of oil pipe connects.
In the present solution, being tightly connected between dnockout oil return pipe and connecting flange, in conjunction between outer cover and dnockout oil return pipe
Sealed connection, realize multi-sealed effect, effectively prevent the liquid such as cooling water, release agent penetrate into fuel tank.
Meanwhile outer cover is covered on connecting flange and fixed ring, further blocking extraneous contaminated fluid.
In this programme there is certain adjusting surplus in connecting flange and fixed ring in the horizontal direction, only due to fixed ring
It is the connecting flange to be set to by pressure, therefore the connecting flange can be adjusted in the horizontal direction, thus dnockout returns
The installation site of oil pipe is adjustable, reduces the machining accuracy of fuel tank, convenient for assembly.
Preferably, the inside of the fixed ring forms presenting a theatrical performance as the last item on a programme for the oriented connecting flange extension, the pressure of presenting a theatrical performance as the last item on a programme is set to
On the connecting flange.
Preferably, being formed with sagging carrying platform on the outside of the connecting flange, described present a theatrical performance as the last item on a programme is set to the carrying
On platform.
Preferably, the lower end of the connecting flange and the fuel tank are tightly connected.Thus connecting flange is further increased
Sealing effect, avoid pollution liquid from connecting flange bottom penetrate into.
Preferably, the lower end of the connecting flange is embedded with sealing ring, the lower end of the connecting flange and the fuel tank are logical
The sealing ring is crossed to be tightly connected.
Preferably, the inner hole of the connecting flange is embedded with sealing ring and is covered with dust, the inner hole of the connecting flange and institute
The outside for stating dnockout oil return pipe passes through the sealing ring and the sealed connection that is covered with dust.
Preferably, the inner hole of the outer cover is embedded with sealing ring and is covered with dust, the inner hole of the outer cover and the dnockout are returned
The outside of oil pipe passes through the sealing ring and the sealed connection that is covered with dust.
It is connect preferably, the fixed ring is fastened by bolts part with the fuel tank.
Preferably, the fuel tank upper surface is formed with boss, the connecting flange and the fixed ring are set to described convex
On platform.The position that acting flange repeatedly and fixed ring can be raised relative to the upper surface of fuel tank by boss, to avoid fuel tank
The contaminated fluid of upper surface is penetrated into.
Preferably, the outer cover extends downwardly, and cover in the outside of the boss.It is designed by the shape of outer cover, it can
The contaminated fluid on outer cover to be guided to the infiltration for being further reduced contaminated fluid to the outside of boss.
The positive effect of the utility model is: the utility model effectively prevents contaminated fluid and is returned by dnockout
Oil pipe and connecting flange junction penetrate into fuel tank.Horizontal direction installation site is adjustable during installation for dnockout oil return pipe simultaneously,
The machining accuracy of fuel tank is reduced on guaranteeing original performance, is installed convenient for assembler.Dnockout oil return pipe is moving up and down
When pollutant will not enter fuel tank, reduce the probability of hydraulic oil pollution.
Detailed description of the invention
Fig. 1 is the adjustable oil return tube seal structure perspective view of the explosion of the utility model preferred embodiment.
Fig. 2 is the adjustable oil return tube seal structure schematic cross-sectional view of the utility model preferred embodiment.
Fig. 3 is the portion A enlarged structure schematic diagram in Fig. 2.
Specific embodiment
A preferred embodiment is named, and completely illustrates the utility model in conjunction with attached drawing to become apparent from.
As shown in Figure 1-Figure 3, the utility model discloses a kind of adjustable 1 sealing structures of oil return pipe, and it is close that oil return is adjusted
Seal structure includes fuel tank 2, dnockout oil return pipe 1, connecting flange 3, fixed ring 4 and outer cover 5, wherein
As shown in Fig. 2, dnockout oil return pipe 1 is inserted in fuel tank 2, and the outside of the inner hole of connecting flange 3 and dnockout oil return pipe 1
It is tightly connected.Wherein, fixed ring 4 is located at 3 outside of connecting flange, and fixed ring 4 and connecting flange 3 have one in the horizontal direction
Fixed adjusting surplus,
As shown in figure 3, the pressure of connecting flange 3 is set on fuel tank 2 by fixed ring 4, and fixed ring 4 is fixedly connected with fuel tank 2.Outside
Cover 5 is covered in fixed ring 4 and connecting flange 3, and the inner hole of outer cover 5 is connect with the outer side seal of dnockout oil return pipe 1.
In the present solution, being tightly connected between dnockout oil return pipe 1 and connecting flange 3, in conjunction with outer cover 5 and dnockout oil return pipe 1
Between sealed connection, realize multi-sealed effect, effectively prevent the liquid such as cooling water, release agent penetrate into fuel tank 2.
Meanwhile outer cover 5 is covered on connecting flange 3 and fixed ring 4, further blocking extraneous contaminated fluid.
In this programme there is certain adjusting surplus in connecting flange 3 and fixed ring 4 in the horizontal direction, due to fixed ring 4
It is set to connecting flange 3 merely by pressure, therefore connecting flange 3 can be adjusted in the horizontal direction, thus dnockout oil return
The installation site of pipe 1 is adjustable, reduces the machining accuracy of fuel tank 2, convenient for assembly.
As shown in figure 3, the inside of fixed ring 4 form that oriented connecting flange 3 extends present a theatrical performance as the last item on a programme 41,41 pressures of presenting a theatrical performance as the last item on a programme are set to connection
On flange 3.
Wherein, the outside of connecting flange 3 is formed with sagging carrying platform 31, and 41 pressures of presenting a theatrical performance as the last item on a programme are set on carrying platform 31.
As shown in figures 1 and 3, the lower end of connecting flange 3 and fuel tank 2 are tightly connected.Thus connection method is further increased
The sealing effect of orchid 3 avoids sewage from penetrating into from 3 bottom of connecting flange.
In the present embodiment, the lower end of connecting flange 3 is embedded with sealing ring 81, and lower end and the fuel tank 2 of connecting flange 3 pass through close
Seal 81 is tightly connected.
As shown in figures 1 and 3, the inner hole of connecting flange 3 is embedded with sealing ring 71 and is covered with dust 72, connecting flange 3 it is interior
Hole and the outside of dnockout oil return pipe 1 pass through sealing ring 71 and 72 sealed connections that are covered with dust.
As shown in figures 1 and 3, the inner hole of outer cover 5 is embedded with sealing ring 61 and is covered with dust 62, the inner hole and dnockout of outer cover 5
The outside of oil return pipe 1 passes through sealing ring 61 and 62 sealed connections that are covered with dust.
In the present embodiment, fixed ring 4 can be fastened by bolts part with fuel tank 2 and connect.
As shown in figures 1 and 3,2 upper surface of fuel tank is formed with boss 21, and connecting flange 3 and fixed ring 4 are set to boss 21
On.The position that connecting flange 3 and fixed ring 4 can be raised relative to the upper surface of fuel tank 2 by boss 21, to avoid fuel tank
The contaminated fluid of 2 upper surfaces is penetrated into.
As shown in Figures 2 and 3, outer cover 5 extends downwardly, and covers in the outside of boss 21.It is set by the shape of outer cover 5
Sewage on outer cover 5, can be guided the infiltration that sewage is further reduced to the outside of boss 21 by meter.
The positive effect of the utility model is: the utility model effectively prevents contaminated fluid and is returned by dnockout
Oil pipe and connecting flange junction penetrate into fuel tank.Horizontal direction installation site is adjustable during installation for dnockout oil return pipe simultaneously,
The machining accuracy of fuel tank is reduced on guaranteeing original performance, is installed convenient for assembler.Dnockout oil return pipe is moving up and down
When pollutant will not enter fuel tank, reduce the probability of hydraulic oil pollution.
Although the foregoing describe specific embodiment of the present utility model, it will be appreciated by those of skill in the art that
These are merely examples, and the protection scope of the utility model is defined by the appended claims.Those skilled in the art
Member can make numerous variations or be repaired to these embodiments under the premise of without departing substantially from the principles of the present invention and essence
Change, but these change and modification each fall within the protection scope of the utility model.
Claims (10)
1. a kind of adjustable oil return tube seal structure, which is characterized in that the adjustable oil return sealing structure includes fuel tank, dnockout
Oil return pipe, connecting flange, fixed ring and outer cover, in which:
The dnockout oil return pipe is inserted in the fuel tank, and the inner hole of the connecting flange and the outside of the dnockout oil return pipe are close
Envelope connection；
The fixed ring is located on the outside of the connecting flange, and the fixed ring exists in the horizontal direction with the connecting flange
Certain adjusting surplus；
Connecting flange pressure is set on the fuel tank by the fixed ring, and the fixed ring is fixedly connected with the fuel tank；
The outer cover is covered in the fixed ring and the connecting flange, and the inner hole of the outer cover and the dnockout oil return pipe
Outer side seal connection.
2. adjustable oil return tube seal structure as described in claim 1, which is characterized in that be formed on the inside of the fixed ring
What the connecting flange extended presents a theatrical performance as the last item on a programme, and described present a theatrical performance as the last item on a programme is set on the connecting flange.
3. adjustable oil return tube seal structure as claimed in claim 2, which is characterized in that the outside of the connecting flange is formed
There is sagging carrying platform, described present a theatrical performance as the last item on a programme is set on the carrying platform.
4. adjustable oil return tube seal structure as described in claim 1, which is characterized in that the lower end of the connecting flange and institute
State fuel tank sealed connection.
5. adjustable oil return tube seal structure as claimed in claim 4, which is characterized in that the lower end of the connecting flange is embedded
There is sealing ring, the lower end of the connecting flange is tightly connected with the fuel tank by the sealing ring.
6. adjustable oil return tube seal structure as described in claim 1, which is characterized in that the inner hole of the connecting flange is embedded
There is sealing ring and be covered with dust, the outside of the inner hole of the connecting flange and the dnockout oil return pipe passes through the sealing ring and dirt
Envelope is tightly connected.
7. adjustable oil return tube seal structure as described in claim 1, which is characterized in that the inner hole of the outer cover is embedded with close
It seal and is covered with dust, the outside of the inner hole of the outer cover and the dnockout oil return pipe is connected by the sealing ring and the sealing that is covered with dust
It connects.
8. adjustable oil return tube seal structure as described in claim 1, which is characterized in that the fixed ring and the fuel tank are logical
Cross bolt fastener connection.
9. the adjustable oil return tube seal structure as described in claim 1-8 any one, which is characterized in that the fuel tank upper end
Face is formed with boss, and the connecting flange and the fixed ring are set on the boss.
10. adjustable oil return tube seal structure as claimed in claim 9, which is characterized in that the outer cover extends downwardly, and hides
It is placed on the outside of the boss.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822193841.5U CN209414826U (en) | 2018-12-25 | 2018-12-25 | Adjustable oil return tube seal structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822193841.5U CN209414826U (en) | 2018-12-25 | 2018-12-25 | Adjustable oil return tube seal structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209414826U true CN209414826U (en) | 2019-09-20 |
Family
ID=67940420
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822193841.5U Active CN209414826U (en) | 2018-12-25 | 2018-12-25 | Adjustable oil return tube seal structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209414826U (en) |
-
2018
- 2018-12-25 CN CN201822193841.5U patent/CN209414826U/en active Active
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