CN204253235U - A kind of oil pump assembly structure strengthening tank bottoms intensity - Google Patents
A kind of oil pump assembly structure strengthening tank bottoms intensity Download PDFInfo
- Publication number
- CN204253235U CN204253235U CN201420668831.1U CN201420668831U CN204253235U CN 204253235 U CN204253235 U CN 204253235U CN 201420668831 U CN201420668831 U CN 201420668831U CN 204253235 U CN204253235 U CN 204253235U
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- oil pump
- bucket
- guide rod
- fuel tank
- diapire
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Abstract
The utility model relates to a kind of oil pump assembly structure strengthening tank bottoms intensity, comprise bucket at the bottom of the oil pump of fuel tank, Oil pump flange and installation oil pump, Oil pump flange is connected with the oil pump guide rod stretched out downwards, the outer wall top of bucket at the bottom of oil pump is provided with lug, lug is provided with guide rod hole, the lower end of oil pump guide rod is inserted in guide rod hole, the outer wall bottom of bucket at the bottom of oil pump is provided with the projection protruded to periphery, the diapire of fuel tank is provided with the protruding Button Block projection of bucket at the bottom of oil pump pushed down, and the diapire of protruding Button Block and fuel tank is connected as a single entity.The lower end of oil pump guide rod is provided with elasticity and pulls out, and elasticity pulls out the lug bottom being hooked in bucket at the bottom of oil pump.Projection is pushed down and namely be ensure that oil pump bottom surface and fuel tank diapire fit tightly by protruding Button Block, avoids employing spring; The protruding Button Block local enhancement intensity of fuel tank diapire.Elasticity pulls out the lug bottom being hooked in bucket at the bottom of oil pump, makes the weight of oil pump be suspended on Oil pump flange by oil pump guide rod, alleviates the pressure of oil pump deadweight to fuel tank diapire.
Description
Technical field
The utility model relates to a kind of plastic fuel tank, particularly relates to a kind of oil pump assembly structure strengthening tank bottoms intensity.
Background technique
Existing oil pump assembly structure is, Oil pump flange is connected with the oil pump guide rod stretched out downwards, the outer wall top of bucket at the bottom of oil pump is provided with lug, lug is provided with guide rod hole, the lower end of oil pump guide rod is inserted in guide rod hole and positions oil pump, oil pump guide rod is set with spring, between the lug of spring supporting bucket at the bottom of oil pump and Oil pump flange, the tension force of spring makes oil pump apply certain pressure to tank bottoms, so that oil pump bottom surface and the laminating of fuel tank diapire, oil pump is made to absorb fuel oil more, but a problem can be caused simultaneously, oil pump is to fuel tank applied pressure, together with fuel tank internal vapor pressure, and the pressure that fuel oil produces, tank bottoms can be made to sink, cause the gap smaller on tank bottoms and ground, cause the potential safety hazard of mutually interfering.In addition, the sinking of tank bottoms also can cause oil pump liquid level to show can not oil mass in actual response fuel tank, so tank bottoms must set up certain intensity.
Particularly for up-to-date mixed power fuel tank, need fuel tank can bear higher internal vapor pressure, just more need tank bottoms to set up certain intensity.
Model utility content
The purpose of this utility model is, overcomes problems of the prior art, provides a kind of oil pump assembly structure strengthening tank bottoms intensity, both can ensure that oil pump bottom surface and fuel tank diapire fitted, and can not increase additional pressure again to fuel tank diapire.
For solving above technical problem, a kind of oil pump assembly structure strengthening tank bottoms intensity of the present utility model, comprise bucket at the bottom of the oil pump of fuel tank, Oil pump flange and installation oil pump, described Oil pump flange is connected with the oil pump guide rod stretched out downwards, at the bottom of described oil pump, the outer wall top of bucket is provided with lug, described lug is provided with guide rod hole, the lower end of described oil pump guide rod is inserted in guide rod hole, the outer wall bottom of bucket at the bottom of described oil pump is provided with the projection protruded to periphery, and the diapire of described fuel tank is provided with the protruding Button Block projection of bucket at the bottom of described oil pump pushed down.
Relative to prior art, the utility model achieves following beneficial effect: the projection of bucket at the bottom of oil pump is pushed down by the protruding Button Block on fuel tank diapire, namely ensure that oil pump bottom surface and fuel tank diapire fit tightly, avoid and adopt spring to be pressed on fuel tank diapire by bucket at the bottom of oil pump, eliminate the impact of spring tension on diapire; In addition, fuel tank diapire to be arranged the protruding Button Block also local enhancement intensity of fuel tank diapire.
As preferred version of the present utility model, the diapire of described protruding Button Block and described fuel tank is connected as a single entity.Protruding Button Block and the integrally formed increase of fuel tank diapire enhance the intensity of fuel tank diapire.
As preferred version of the present utility model, described projection is evenly distributed with four along bucket outer wall at the bottom of described oil pump, the protruding one_to_one corresponding of bucket outer wall at the bottom of the protruding Button Block on described fuel tank diapire and described oil pump.Protruding Button Block on four pairs of projections and fuel tank diapire is distributed on four quadrants of same circumference, and oil pump bottom surface and fuel tank diapire are combined closely.
As preferred version of the present utility model, the lower end of described oil pump guide rod is provided with elasticity and pulls out, and described elasticity pulls out the lug bottom being hooked in bucket at the bottom of described oil pump.After the lower end of oil pump guide rod is stretched out from the guide rod hole of lug, elasticity is pulled out and is opened and be hooked in the lug bottom of bucket at the bottom of oil pump, makes the weight of oil pump be suspended on Oil pump flange by oil pump guide rod, alleviates the pressure of oil pump deadweight to fuel tank diapire.
As preferred version of the present utility model, described elasticity is pulled out as up big and down small conical head, and the middle part of described conical head is provided with the opening slot that the axis along oil pump guide rod upwards extends.
Accompanying drawing explanation
Be described in further detail the utility model below in conjunction with the drawings and specific embodiments, accompanying drawing only provides reference and explanation use, is not used to limit the utility model.
Fig. 1 is the plan view that the utility model strengthens the oil pump assembly structure of tank bottoms intensity.
Fig. 2 is the sectional view along A-A in Fig. 1.
Fig. 3 is the enlarged view at B position in Fig. 1.
In figure: 1a. fuel tank roof; 1b. fuel tank diapire; The protruding Button Block of 1b1.; 2. Oil pump flange; 3. bucket at the bottom of oil pump; 3a. lug; 3a1. guide rod hole; 3b. is protruding; 4. oil pump guide rod; 4a. elasticity is pulled out; 4a1. opening slot.
Embodiment
As Fig. 1, shown in Fig. 2 and Fig. 3, the oil pump assembly structure of enhancing tank bottoms intensity of the present utility model comprises fuel tank, bucket 3 at the bottom of the oil pump of Oil pump flange 2 and installation oil pump, Oil pump flange 2 is fixed on fuel tank roof 1a, Oil pump flange 2 is connected with the oil pump guide rod 4 stretched out downwards, at the bottom of oil pump, the outer wall top of bucket 3 is provided with lug 3a, lug 3a is provided with guide rod hole 3a1, the lower end of oil pump guide rod 4 is inserted in guide rod hole 3a1, the outer wall bottom of bucket 3 at the bottom of oil pump is provided with the protruding 3b protruded to periphery, the diapire of fuel tank is provided with the protruding Button Block 1b1 pushed down by the protruding 3b of bucket at the bottom of oil pump 3.
The protruding 3b of bucket at the bottom of oil pump 3 pushes down by the protruding Button Block 1b1 on fuel tank diapire 1b, namely ensure that oil pump bottom surface and fuel tank diapire 1b fit tightly, and avoids and adopts spring to be pressed on fuel tank diapire 1b by bucket at the bottom of oil pump 3, eliminate the impact of spring tension on diapire; In addition, fuel tank diapire 1b is arranged the protruding Button Block 1b1 also local enhancement intensity of fuel tank diapire 1b.
The diapire of protruding Button Block 1b1 and fuel tank is connected as a single entity.Protruding Button Block 1b1 and the integrally formed increase of fuel tank diapire 1b enhance the intensity of fuel tank diapire.
Protruding 3b is preferably evenly distributed with four along bucket 3 outer wall at the bottom of oil pump, the protruding 3b one_to_one corresponding of bucket 3 outer wall at the bottom of the protruding Button Block 1b1 on fuel tank diapire 1b and oil pump.Protruding Button Block 1b1 on four couples of protruding 3b and fuel tank diapire 1b is distributed on four quadrants of same circumference, and oil pump bottom surface and fuel tank diapire 1b are combined closely.
The lower end of oil pump guide rod 4 is provided with elasticity and pulls out 4a, and elasticity pulls out the lug 3a bottom that 4a is hooked in bucket 3 at the bottom of oil pump.After the lower end of oil pump guide rod 4 is stretched out from the guide rod hole 3a1 of lug 3a, elasticity is pulled out 4a and is opened and the lug 3a bottom being hooked in bucket 3 at the bottom of oil pump, the weight of oil pump is suspended on Oil pump flange 2 by oil pump guide rod 4, alleviates the pressure of oil pump deadweight to fuel tank diapire 1b.It is up big and down small conical head that elasticity pulls out 4a, and the middle part of conical head is provided with the opening slot 4a1 that the axis along oil pump guide rod 4 upwards extends.
The foregoing is only the better possible embodiments of the utility model, non-ly therefore limit to scope of patent protection of the present utility model.In addition to the implementation, the utility model can also have other mode of executions.All employings are equal to the technological scheme of replacement or equivalent transformation formation, all drop in the protection domain of the utility model requirement.
Claims (5)
1. one kind strengthens the oil pump assembly structure of tank bottoms intensity, comprise bucket at the bottom of the oil pump of fuel tank, Oil pump flange and installation oil pump, described Oil pump flange is connected with the oil pump guide rod stretched out downwards, at the bottom of described oil pump, the outer wall top of bucket is provided with lug, described lug is provided with guide rod hole, the lower end of described oil pump guide rod is inserted in guide rod hole, it is characterized in that: the outer wall bottom of bucket at the bottom of described oil pump is provided with the projection protruded to periphery, and the diapire of described fuel tank is provided with the protruding Button Block projection of bucket at the bottom of described oil pump pushed down.
2. the oil pump assembly structure of enhancing tank bottoms intensity according to claim 1, is characterized in that: the diapire of described protruding Button Block and described fuel tank is connected as a single entity.
3. the oil pump assembly structure of enhancing tank bottoms intensity according to claim 1, it is characterized in that: described projection is evenly distributed with four along bucket outer wall at the bottom of described oil pump, the protruding one_to_one corresponding of bucket outer wall at the bottom of the protruding Button Block on described fuel tank diapire and described oil pump.
4. the oil pump assembly structure of the enhancing tank bottoms intensity according to claim 1 or 2 or 3, is characterized in that: the lower end of described oil pump guide rod is provided with elasticity and pulls out, and described elasticity pulls out the lug bottom being hooked in bucket at the bottom of described oil pump.
5. the oil pump assembly structure of enhancing tank bottoms intensity according to claim 4, is characterized in that: described elasticity is pulled out as up big and down small conical head, and the middle part of described conical head is provided with the opening slot that the axis along oil pump guide rod upwards extends.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420668831.1U CN204253235U (en) | 2014-11-11 | 2014-11-11 | A kind of oil pump assembly structure strengthening tank bottoms intensity |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420668831.1U CN204253235U (en) | 2014-11-11 | 2014-11-11 | A kind of oil pump assembly structure strengthening tank bottoms intensity |
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| Publication Number | Publication Date |
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| CN204253235U true CN204253235U (en) | 2015-04-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201420668831.1U Active CN204253235U (en) | 2014-11-11 | 2014-11-11 | A kind of oil pump assembly structure strengthening tank bottoms intensity |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110848056A (en) * | 2018-08-21 | 2020-02-28 | 上汽通用汽车有限公司 | Oil tank and oil pump cooperation structure, oil pump, oil tank and car |
-
2014
- 2014-11-11 CN CN201420668831.1U patent/CN204253235U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110848056A (en) * | 2018-08-21 | 2020-02-28 | 上汽通用汽车有限公司 | Oil tank and oil pump cooperation structure, oil pump, oil tank and car |
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