CN210153363U - Be used for diesel tank to have ditch groove union coupling seal structure - Google Patents
Be used for diesel tank to have ditch groove union coupling seal structure Download PDFInfo
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- CN210153363U CN210153363U CN201920397098.7U CN201920397098U CN210153363U CN 210153363 U CN210153363 U CN 210153363U CN 201920397098 U CN201920397098 U CN 201920397098U CN 210153363 U CN210153363 U CN 210153363U
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- sealing ring
- shaped sealing
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Abstract
The utility model provides a sealing structure with a groove pipe joint for a diesel tank, which comprises an oil outlet at the bottom of the diesel tank, a transition joint, a screwing nut, an internal thread interface, a groove, an O-shaped sealing ring and a gasket; an internal thread interface is arranged in an oil outlet at the bottom of the oil tank and is connected with a transition joint; the end part of the transition joint is provided with threads matched with the internal thread interface, and the transition joint is screwed into the internal thread interface; the end part of the internal thread interface is provided with a groove, and the groove consists of a first section of groove and a second section of groove; a screwing nut is sleeved on the transition joint and is matched with the thread of the transition joint; an O-shaped sealing ring is arranged in the first section of groove, the O-shaped sealing ring is a rubber elastic O-shaped sealing ring, and the size and the specification of the O-shaped sealing ring are matched with the size and the specification of the inner space of the first section of groove; and a gasket is arranged in the second section of groove, and the gasket is tightly pressed on the O-shaped sealing ring by screwing the nut.
Description
Technical Field
The utility model relates to an oil tank connects the field, especially relates to a be used for diesel tank to have ditch groove union coupling seal structure.
Background
The diesel engine oil tank is a container for containing fuel, plays an important role in the whole power system of a diesel engine, is generally assembled in an automobile for use, and can be continuously bumpy along with the automobile due to uneven road surface, so that oil leakage can be caused when the joint of the oil tank is loosened or the sealing performance cannot meet the requirement.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to prior art's defect and not enough, provide a be used for diesel tank to have ditch groove coupling seal structure, adopt the utility model discloses a structure is provided with the slot at the internal thread interface tip that adopts threaded connection, sets up O type sealing washer at first section ditch inslot, sets up the packing ring at second section ditch inslot, has increased the effective sealing area of O type sealing washer, has improved sealing performance, the effectual fluid seepage that has prevented, has solved the oil leak liquid problem of oil tank bottom oil-out.
In order to achieve the above object, the utility model adopts the following technical scheme: a joint sealing structure with a groove pipe for a diesel tank comprises an oil outlet at the bottom of the diesel tank, a transition joint, a screwing nut, an internal thread interface, a groove, an O-shaped sealing ring and a gasket; an internal thread interface is arranged in an oil outlet at the bottom of the oil tank and is connected with a transition joint; the end part of the transition joint is provided with threads matched with the internal thread interface, and the transition joint is screwed into the internal thread interface; the end part of the internal thread interface is provided with a groove, the groove consists of a first section of groove and a second section of groove, the first section of groove is connected with the thread of the internal thread interface, the second section of groove is arranged on the end surface of the internal thread interface, and the first section of groove is communicated with the first section of groove to form a step-shaped structure; a screwing nut is sleeved on the transition joint and is matched with the thread of the transition joint; an O-shaped sealing ring is arranged in the first section of groove, the O-shaped sealing ring is a rubber elastic O-shaped sealing ring, and the size and the specification of the O-shaped sealing ring are matched with the size and the specification of the inner space of the first section of groove; and a gasket is arranged in the second section of groove, the gasket is tightly pressed on the O-shaped sealing ring by screwing the nut, and the size specification of the gasket is matched with that of the second section of groove.
The utility model has the advantages that: adopt the utility model discloses a structure is provided with the slot at the internal thread interface tip that adopts threaded connection, sets up O type sealing washer at first section ditch inslot, with the packing ring setting at second section ditch inslot, has increased the effective sealing area of O type sealing washer, has improved sealing performance, the effectual fluid seepage that has prevented has solved the oil leak liquid problem of oil tank bottom oil-out.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the principles of the invention.
Fig. 1 is a schematic view of a sealing structure for a diesel tank with a grooved pipe joint.
Wherein: the oil tank comprises an oil outlet at the bottom of the oil tank, a transition joint 2, a screwing nut 3, an internal thread interface 4, a groove 5, an O-shaped sealing ring 6, a gasket 7, a first section groove 51 and a second section groove 52.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
As shown in the figure, the sealing structure for the joint of the diesel tank with the groove pipe comprises an oil outlet 1 at the bottom of the diesel tank, a transition joint 2, a screwing nut 3, an internal thread interface 4, a groove 5, an O-shaped sealing ring 6 and a gasket 7; an internal thread interface 4 is arranged in an oil outlet 1 at the bottom of the oil tank, and the internal thread interface 4 is connected with the transition joint 2; the end part of the transition joint 2 is provided with a thread matched with the internal thread interface 4, and the transition joint 2 is screwed into the internal thread interface 4; the end part of the internal thread interface 4 is provided with a groove 5, the groove 5 consists of a first section of groove 51 and a second section of groove 52, the first section of groove 51 is connected with the thread of the internal thread interface 4, the second section of groove 52 is arranged on the end surface of the internal thread interface 4, and the first section of groove 51 is communicated with the first section of groove 52 to form a step-shaped structure; a screwing nut 3 is sleeved on the transition joint 2, and the screwing nut 3 is matched with the thread of the transition joint 2; an O-shaped sealing ring 6 is arranged in the first section of groove 51, the O-shaped sealing ring 6 is a rubber elastic O-shaped sealing ring, and the size and the specification of the O-shaped sealing ring 6 are matched with the size and the specification of the inner space of the first section of groove 51; a gasket 7 is arranged in the second section groove 52, the gasket 7 is tightly pressed on the O-shaped sealing ring 6 by screwing the nut 3, and the size specification of the gasket 7 is matched with that of the second section groove 52.
Claims (1)
1. The utility model provides a have ditch groove union coupling seal structure for diesel tank which characterized in that: the oil tank comprises an oil outlet at the bottom of the oil tank, a transition joint, a screwing nut, an internal thread interface, a groove, an O-shaped sealing ring and a gasket; an internal thread interface is arranged in an oil outlet at the bottom of the oil tank and is connected with a transition joint; the end part of the transition joint is provided with threads matched with the internal thread interface, and the transition joint is screwed into the internal thread interface; the end part of the internal thread interface is provided with a groove, the groove consists of a first section of groove and a second section of groove, the first section of groove is connected with the thread of the internal thread interface, the second section of groove is arranged on the end surface of the internal thread interface, and the first section of groove is communicated with the second section of groove to form a step-shaped structure; a screwing nut is sleeved on the transition joint and is matched with the thread of the transition joint; an O-shaped sealing ring is arranged in the first section of groove, the O-shaped sealing ring is a rubber elastic O-shaped sealing ring, and the size and the specification of the O-shaped sealing ring are matched with the size and the specification of the inner space of the first section of groove; and a gasket is arranged in the second section of groove, the gasket is tightly pressed on the O-shaped sealing ring by screwing the nut, and the size specification of the gasket is matched with that of the second section of groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920397098.7U CN210153363U (en) | 2019-03-27 | 2019-03-27 | Be used for diesel tank to have ditch groove union coupling seal structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920397098.7U CN210153363U (en) | 2019-03-27 | 2019-03-27 | Be used for diesel tank to have ditch groove union coupling seal structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210153363U true CN210153363U (en) | 2020-03-17 |
Family
ID=69755977
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920397098.7U Expired - Fee Related CN210153363U (en) | 2019-03-27 | 2019-03-27 | Be used for diesel tank to have ditch groove union coupling seal structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210153363U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112576423A (en) * | 2020-12-16 | 2021-03-30 | 福安市隆凯电机有限公司 | Spliced plastic oil tank for generator set |
-
2019
- 2019-03-27 CN CN201920397098.7U patent/CN210153363U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112576423A (en) * | 2020-12-16 | 2021-03-30 | 福安市隆凯电机有限公司 | Spliced plastic oil tank for generator set |
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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: 20200317 Termination date: 20210327 |