CN215316479U - Build-up welding wear-resisting reducing nipple - Google Patents
Build-up welding wear-resisting reducing nipple Download PDFInfo
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- CN215316479U CN215316479U CN202121377272.5U CN202121377272U CN215316479U CN 215316479 U CN215316479 U CN 215316479U CN 202121377272 U CN202121377272 U CN 202121377272U CN 215316479 U CN215316479 U CN 215316479U
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- reducing
- nipple
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- protective sleeve
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Abstract
The utility model discloses a surfacing welding wear-resistant reducing nipple, which belongs to the technical field of reducing nipples and comprises a reducing nipple, wherein the outer side wall of the reducing nipple is fixedly connected with a protective sleeve, the head part of the outer side wall of the protective sleeve is provided with an external thread, and is detachably connected with a first protective joint through the external thread and the internal thread, the first protective joint comprises a first mounting ring and a first protective sleeve, and the tail end of the first mounting ring is fixedly connected with the first protective sleeve. The sealing strength is enhanced, and liquid leakage is prevented.
Description
Technical Field
The utility model relates to the field of reducing nipples, in particular to a surfacing wear-resistant reducing nipple.
Background
The petroleum refers to a mixture of gaseous, liquid and solid hydrocarbons, has a natural production form, and is divided into forms of crude oil, natural gas liquid, natural tar and the like, but the petroleum is still used as the definition of the crude oil in the convention, the petroleum is a viscous and dark brown liquid and is called industrial blood, the upper part of the crust is stored with the petroleum, the main component of the petroleum is a mixture of various alkanes, cyclanes and aromatic hydrocarbons, and the petroleum is one of main objects of geological exploration, steel petroleum pipelines are required during petroleum transportation, and different-diameter short sections are required during butt joint of the petroleum pipelines with different pipe diameters.
Traditional reducing nipple joint both ends are easy by the rigidity object scratch or receive extrusion deformation when the transportation, and when reducing nipple joint both ends damaged back and steel petroleum pipeline butt joint, can influence the leakproofness, and the oil spills from the junction easily, causes the potential safety hazard, and reducing nipple joint lateral wall exposes in the air for a long time, is corroded rust easily, and life is short.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a surfacing wear-resistant reducing short section, the outer side wall of the surfacing wear-resistant reducing short section is tightly attached with a protective sleeve, the protective performance is excellent, a first mounting ring, a second mounting ring and the protective sleeve are all made of PVC materials, polyvinyl chloride has the advantages of flame retardance, high chemical resistance and good mechanical strength and electrical insulation, the outer side wall of a steel reducing short section can be isolated from water and oxygen in the air, the outer side wall of the reducing short section can be prevented from rusting and being scratched by bruising, a first protective joint and a second protective joint are respectively arranged at two ends of the reducing short section, both ends of the reducing short section can be protected by rolling in transportation, the joints between the two ends of the reducing short section and petroleum pipelines with different pipe diameters can be respectively wrapped, the sealing strength is increased, liquid leakage is prevented, the first protective sleeve and the second protective sleeve are both made of soft rubber materials, during the transportation, roll over first protective sheath and second protective sheath to reducing nipple joint both ends opening part inside wall in proper order, make first protective sheath and second protective sheath wrap reducing nipple joint both ends respectively, when needing to be connected steel petroleum pipeline and reducing nipple joint, roll over first protective sheath and second protective sheath to reducing nipple joint both ends opening part lateral wall in proper order, steel petroleum pipeline is connected the back with the reducing nipple joint, turn over first protective sheath and second protective sheath in proper order and cover the gap department that steel petroleum pipeline and reducing nipple joint are connected, increase the leakproofness, in order to solve the problem that proposes among the above-mentioned background art.
In order to achieve the purpose, the utility model provides the following technical scheme:
including the reducing nipple joint, reducing nipple joint lateral wall fixedly connected with lag, lag lateral wall prelude has been seted up the external screw thread and has been dismantled through external screw thread and internal thread and be connected with first protection festival, first protection festival includes first collar and first protective sheath, the terminal first protective sheath of fixedly connected with of first collar, lag lateral wall afterbody has been seted up the external screw thread and has been dismantled through external screw thread and internal thread and be connected with the second protection festival, the second protection festival includes second collar and second protective sheath, the terminal fixedly connected with second protective sheath of second collar.
As a further scheme of the utility model: the reducing nipple joint comprises a first joint pipe, a transition pipe and a second joint pipe, wherein the transition pipe is welded at the tail end of the first joint pipe, and the second joint pipe is welded at the tail end of the transition pipe.
As a still further scheme of the utility model: the protective sleeve comprises a first sleeve body, a middle sleeve body and a third sleeve body, wherein the first sleeve body is fixedly connected with the third sleeve body through the middle sleeve body.
As a still further scheme of the utility model: internal threads are formed in the head portion of the inner side wall of the first section of pipe and the tail portion of the inner side wall of the second section of pipe.
As a still further scheme of the utility model: the first protective sleeve and the second protective sleeve are made of soft rubber materials, and the first mounting ring, the second mounting ring and the protective sleeve are made of PVC materials.
Compared with the prior art, the utility model has the beneficial effects that:
1. the outer side wall of the surfacing wear-resistant reducing short section is tightly attached with a protective sleeve, the protective performance is excellent, the first mounting ring, the second mounting ring and the protective sleeve are made of PVC materials, polyvinyl chloride has the advantages of flame retardance, high chemical resistance, good mechanical strength and good electrical insulation, the outer side wall of the steel reducing short section can be isolated from water and oxygen in the air, the outer side wall of the reducing short section can be prevented from rusting, the outer side wall of the reducing short section can be prevented from being damaged by bruise and scratched, the two ends of the reducing short section are respectively provided with the first protective joint and the second protective joint, the two ends of the reducing short section can be protected by rolling in transportation, the connecting parts between the two ends of the reducing short section and petrochemical pipelines with different pipe diameters can be respectively wrapped, the sealing strength is increased, liquid leakage is prevented, the first protective sleeve and the second protective sleeve are made of soft rubber materials, and the first protective sleeve and the second protective sleeve are sequentially folded to the inner side walls of the two ends of the reducing short section during transportation, make first protective sheath and second protective sheath wrap reducing nipple joint both ends respectively, when needing to be connected steel petroleum pipeline and reducing nipple joint, in proper order with first protective sheath and second protective sheath roll over reducing nipple joint both ends opening part lateral wall, steel petroleum pipeline is connected the back with the reducing nipple joint, turn over first protective sheath and second protective sheath in proper order and live the gap department that steel petroleum pipeline and reducing nipple joint are connected to the cladding, increase the leakproofness, solve traditional reducing nipple joint when the transportation both ends are easily by rigidity object scratch or receive extrusion deformation, reducing nipple joint and steel petroleum pipeline butt joint gap department leakproofness is relatively poor, reducing nipple joint lateral wall is easily corroded rusty problem.
Drawings
FIG. 1 is a schematic diagram of an explosion structure of a surfacing wear-resistant reducing nipple according to an embodiment of the utility model;
FIG. 2 is a schematic overall structure diagram of a surfacing wear-resistant reducing nipple according to an embodiment of the utility model;
fig. 3 is a schematic cross-sectional structure diagram of a surfacing wear-resistant reducing nipple according to an embodiment of the utility model.
In the figure: 1. a first protection section; 101. a first mounting ring; 102. a first protective sheath; 2. a reducing short section; 201. a first tube section; 202. a transition duct; 203. a second tube section; 3. a protective sleeve; 301. a first sleeve body; 302. a middle sleeve body; 303. a third sleeve body; 4. a second protection section; 401. a second mounting ring; 402. a second protective cover; 5. an internal thread; 6. and (4) external threads.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1 to 3, in the embodiment of the utility model, the surfacing wear-resistant reducing short section comprises a reducing short section 2, the outer side wall of the reducing short section 2 is fixedly connected with a protective sleeve 3, the head part of the outer side wall of the protective sleeve 3 is provided with an external thread 6 and is detachably connected with a first protective section 1 through the external thread 6 and an internal thread 5, the first protective section 1 comprises a first mounting ring 101 and a first protective sleeve 102, the tail end of the first mounting ring 101 is fixedly connected with the first protective sleeve 102, the tail part of the outer side wall of the protective sleeve 3 is provided with an external thread 6 and is detachably connected with a second protective section 4 through the external thread 6 and the internal thread 5, the second protective section 4 comprises a second mounting ring 401 and a second protective sleeve 402, the tail end of the second mounting ring 401 is fixedly connected with the second protective sleeve 402, the outer side wall of the surfacing wear-resistant reducing short section 2 is tightly attached with the protective sleeve 3, and the protective performance is excellent, can prevent that 2 lateral walls of reducing nipple joint from rustting, can prevent again that 2 lateral walls of reducing nipple joint from being scratched by the bruise, first protection festival 1 and second protection festival 4 are installed respectively to 2 both ends of reducing nipple joint, can roll up when the transportation and protect 2 both ends of reducing nipple joint, can wrap up the junction between 2 both ends of reducing nipple joint and the different pipe diameter petrochemical industry pipelines again respectively, increase sealing strength, prevent the weeping.
The reducing pipe nipple 2 comprises a first pipe nipple 201, a transition pipe 202 and a second pipe nipple 203, the transition pipe 202 is welded at the tail end of the first pipe nipple 201, and the second pipe nipple 203 is welded at the tail end of the transition pipe 202, so that the reducing pipe nipple is convenient to work.
Wherein, the lag 3 includes the first cover body 301, the middle cover body 302 and the third cover body 303, the first cover body 301 is through the middle cover body 302 fixedly connected with third cover body 303, and the reducing nipple joint 2 lateral wall is hugged closely to the lag 3, and the protective effect is good.
The internal threads 5 are formed in the head portion of the inner side wall of the first pipe section 201 and the tail portion of the inner side wall of the second pipe section 203, and a steel petroleum pipeline is conveniently in butt joint with the reducing pipe nipple 2.
Wherein, first protective sheath 102 and second protective sheath 402 are soft rubber material and make, first collar 101, second collar 401 and lag 3 are the PVC material and make, and polyvinyl chloride has fire-retardant, chemical resistance nature is high, mechanical strength and the good advantage of electrical insulation nature, can completely cut off 2 lateral walls of steel reducing nipple joint with the water and the oxygen in the air, can prevent that 2 lateral walls of reducing nipple joint from rustting, can prevent that 2 lateral walls of reducing nipple joint from being damaged by the gouging again.
The working principle of the utility model is as follows: the outer side wall of the surfacing wear-resistant reducing short section 2 is tightly attached with the protective sleeve 3, the protective performance is excellent, the first mounting ring 101, the second mounting ring 401 and the protective sleeve 3 are made of PVC materials, polyvinyl chloride has the advantages of flame retardance, high chemical resistance, good mechanical strength and good electrical insulation, the outer side wall of the steel reducing short section 2 can be isolated from water and oxygen in the air, the outer side wall of the reducing short section 2 can be prevented from rusting, the outer side wall of the reducing short section 2 can be prevented from being damaged and scratched, the first protective joint 1 and the second protective joint 4 are respectively arranged at the two ends of the reducing short section 2, the two ends of the reducing short section 2 can be protected by rolling in transportation, the joints between the two ends of the reducing short section 2 and petrochemical engineering pipelines with different pipe diameters can be respectively wrapped, the sealing strength is increased, liquid leakage is prevented, the first protective sleeve 102 and the second protective sleeve 402 are made of soft rubber materials, during transportation, first protective sheath 102 and second protective sheath 402 are rolled over to 2 both ends opening part inside walls of reducing nipple joint in proper order, make first protective sheath 102 and second protective sheath 402 wrap 2 both ends of reducing nipple joint respectively, when needing to be connected steel petroleum pipeline with reducing nipple joint 2, roll over first protective sheath 102 and second protective sheath 402 to 2 both ends opening part outside walls of reducing nipple joint in proper order and make it turn over outward, after steel petroleum pipeline and reducing nipple joint 2 were connected, turn over first protective sheath 102 and second protective sheath 402 to the gap department that the cladding steel petroleum pipeline and reducing nipple joint 2 were connected, increase the leakproofness.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.
Claims (5)
1. Wear-resisting reducing nipple joint of build-up welding, including reducing nipple joint (2), its characterized in that: reducing nipple joint (2) lateral wall fixedly connected with lag (3), lag (3) lateral wall prelude has been seted up external screw thread (6) and can have dismantled through external screw thread (6) and internal thread (5) and be connected with first protection festival (1), first protection festival (1) is including first collar (101) and first protection cover (102), first collar (101) terminal fixedly connected with first protection cover (102), lag (3) lateral wall afterbody has been seted up external screw thread (6) and can have dismantled through external screw thread (6) and internal thread (5) and be connected with second protection festival (4), second protection festival (4) are including second collar (401) and second protection cover (402), second collar (401) terminal fixedly connected with second protection cover (402).
2. The overlaying wear-resistant reducing nipple according to claim 1, characterized in that: the reducing pipe nipple (2) comprises a first pipe nipple (201), a transition pipe (202) and a second pipe nipple (203), the transition pipe (202) is welded at the tail end of the first pipe nipple (201), and the second pipe nipple (203) is welded at the tail end of the transition pipe (202).
3. The overlaying wear-resistant reducing nipple according to claim 1, characterized in that: the protective sleeve (3) comprises a first sleeve body (301), a middle sleeve body (302) and a third sleeve body (303), wherein the first sleeve body (301) is fixedly connected with the third sleeve body (303) through the middle sleeve body (302).
4. The overlaying wear-resistant reducing nipple according to claim 2, characterized in that: internal threads (5) are formed in the head portion of the inner side wall of the first pipe section (201) and the tail portion of the inner side wall of the second pipe section (203).
5. The overlaying wear-resistant reducing nipple according to claim 1, characterized in that: the first protective sleeve (102) and the second protective sleeve (402) are made of soft rubber materials, and the first mounting ring (101), the second mounting ring (401) and the protective sleeve (3) are made of PVC materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121377272.5U CN215316479U (en) | 2021-06-21 | 2021-06-21 | Build-up welding wear-resisting reducing nipple |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121377272.5U CN215316479U (en) | 2021-06-21 | 2021-06-21 | Build-up welding wear-resisting reducing nipple |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215316479U true CN215316479U (en) | 2021-12-28 |
Family
ID=79559800
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121377272.5U Active CN215316479U (en) | 2021-06-21 | 2021-06-21 | Build-up welding wear-resisting reducing nipple |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215316479U (en) |
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2021
- 2021-06-21 CN CN202121377272.5U patent/CN215316479U/en active Active
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