CN216520222U - High-pressure rotary elbow - Google Patents
High-pressure rotary elbow Download PDFInfo
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- CN216520222U CN216520222U CN202123296291.8U CN202123296291U CN216520222U CN 216520222 U CN216520222 U CN 216520222U CN 202123296291 U CN202123296291 U CN 202123296291U CN 216520222 U CN216520222 U CN 216520222U
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- elbow
- thick bamboo
- cover section
- oil
- protecting
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Abstract
The utility model discloses a high-pressure rotary elbow, which belongs to the technical field of high-pressure petroleum pipe fittings and adopts the technical scheme that the high-pressure rotary elbow comprises an elbow body, wherein the elbow body comprises an elbow part, and two ends of the elbow part are communicated with straight pipes; the outer wall fixedly connected with of elbow portion protects a cover section of thick bamboo outward, the both ends of protecting a cover section of thick bamboo outward all are the opening form and the same with the external diameter of opening diameter elbow portion, the pipe diameter of protecting a cover section of thick bamboo outward is greater than the pipe diameter of elbow portion, vacuole formation between an outer protection cover section of thick bamboo and the elbow portion, and then conveniently continue to carry the prevention leakage to the oil along with the elbow body takes place to perforate and the fracture back for a long time use, avoids the problem of the polluted environment is leaked in a large number to and avoid influencing the normal transportation of oil and the extravagant scheduling problem of oil leakage, when the staff overhauls the elbow body regularly, through unscrewing sealed lid, conveniently observe the problem whether there is oil leakage in the cavity through the viewing aperture, be convenient for change the elbow body after damaging.
Description
Technical Field
The utility model relates to the technical field of high-pressure petroleum pipe fittings, in particular to a high-pressure rotary elbow.
Background
The elbow is used as a pipe fitting and a pipe connecting piece and is used for changing the flow direction of a pipeline conveying medium; the elbow is a place where the circulating medium turns and is a weak link of the whole pipeline; specifically, the inner wall of the outer side of the elbow is subjected to stress concentration, and the outer peripheral side of the elbow is easily abraded due to application environment; so that accidents such as perforation, leakage and cracking easily occur under the scouring damage of high-pressure fluid medium, and thus serious potential safety hazard exists.
The existing high-pressure rotary elbow has the problems that after perforation and cracking occur along with long-time use of an elbow body, petroleum leaks, the petroleum is difficult to find in time, the environment is easily polluted, continuous conveying of the petroleum is influenced, the petroleum leaks and is wasted, and the like.
SUMMERY OF THE UTILITY MODEL
The utility model aims at the problems and provides a high-pressure rotary elbow to solve the problems.
The high-pressure rotary elbow comprises an elbow body, wherein the elbow body comprises an elbow part, and two ends of the elbow part are communicated with straight pipes;
the outer wall fixedly connected with of elbow portion protects a cover section of thick bamboo outward, the both ends of protecting a cover section of thick bamboo outward all are the opening form and the same with the external diameter of opening diameter elbow portion, the pipe diameter of protecting a cover section of thick bamboo outward is greater than the pipe diameter of elbow portion, form the cavity between protecting a cover section of thick bamboo outward and the elbow portion.
In order to conveniently observe whether petroleum leaks in the cavity and replace the damaged elbow body, the high-pressure rotary elbow is preferably characterized in that the upper end surface of the outer protective sleeve is communicated with an observation port, and the upper end surface of the observation port is in threaded connection with a sealing cover.
In order to further improve the impact resistance and strength at the corner outer wall of the elbow part, it is preferable that an arc-shaped reinforcing block is fixedly connected to the corner outer wall of the elbow part as a high-pressure swivel elbow of the present invention.
In order to improve the sealing property between the sealing cover and the observation port, it is preferable that a sealing ring is provided inside the sealing cover as one of the high-pressure swivel elbows of the present invention.
In order to facilitate the connection of the elbow body and a petroleum conveying pipeline, the high-pressure rotary elbow is preferably used, the other ends of the two straight pipes are communicated with flanges, and the outer walls of the two flanges are provided with four uniformly distributed mounting holes in a penetrating manner.
Compared with the prior art, the utility model has the beneficial effects that:
this kind of high-pressure rotary elbow, through the fixed outer protective sleeve of department in elbow portion, vacuole formation between outer protective sleeve and the elbow portion, the elbow body is along with long-time high-pressure transport oil, when perforation and fracture take place for elbow portion, oil in the elbow portion enters into in the cavity, after filling up oil in the cavity, oil continues to carry the operation, and then conveniently continue to carry to oil and prevent to leak after taking place to perforate and the fracture along with the long-time use of elbow body, avoid the problem of the oil to leak the polluted environment in a large number, and avoid influencing the normal transportation of oil and the extravagant scheduling problem of oil leakage.
Drawings
FIG. 1 is a view of a high pressure swivel elbow of the present invention;
FIG. 2 is a cross-sectional view of a high pressure swivel elbow of the present invention;
fig. 3 is an enlarged view of the utility model at a in fig. 2.
In the figure, 1, an elbow body; 101. a bent portion; 102. a straight pipe; 103. a flange; 104. mounting holes; 2. an outer protective sleeve; 201. a viewing port; 202. a sealing cover; 3. an arc-shaped reinforcing block.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model.
In the description of the present invention, it is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships illustrated in the drawings, and are used merely for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, are not to be construed as limiting the present invention. Further, in the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
Referring to fig. 1-3, a high-pressure rotary elbow includes an elbow body 1, the elbow body 1 includes an elbow portion 101, and two ends of the elbow portion 101 are both connected to a straight pipe 102;
outer protective sleeve 2 of the lateral wall fixedly connected with of elbow portion 101, the both ends of outer protective sleeve 2 all are the opening form and the same with the external diameter of opening diameter elbow portion 101, and the pipe diameter of outer protective sleeve 2 is greater than the pipe diameter of elbow portion 101, forms the cavity between outer protective sleeve 2 and elbow portion 101.
In this embodiment: this elbow body 1, through the fixed outer protective sleeve 2 in elbow portion 101 department, form the cavity between outer protective sleeve 2 and the elbow portion 101, elbow body 1 is along with long-time high-pressure transport oil, when perforation and fracture take place for elbow portion 101, oil in the elbow portion 101 enters into in the cavity, after filling up oil in the cavity, the operation is carried on to oil, and then along with the elbow body 1 long-time use take place to perforate and the fracture after convenient to carry on oil prevents leaking, avoid the problem of the large amount of environmental pollution of oil, and avoid influencing the normal transportation of oil and the extravagant scheduling problem of oil leakage.
As a technical optimization scheme of the utility model, the upper end surface of the outer protective sleeve 2 is communicated with an observation port 201, and the upper end surface of the observation port 201 is in threaded connection with a sealing cover 202.
In this embodiment: when the staff overhauld elbow body 1 regularly and looks over, through unscrewing sealed lid 202, whether have the problem of oil leakage in conveniently observing the cavity through viewing aperture 201, be convenient for change the elbow body 1 after the damage.
As a technical optimization scheme of the utility model, the outer wall of the corner of the elbow part 101 is fixedly connected with an arc-shaped reinforcing block 3.
In this embodiment: the impact resistance and strength at the corner outer wall of the elbow part 101 are further improved by the arc-shaped reinforcing blocks 3.
As a technical optimization scheme of the present invention, a sealing ring is disposed inside the sealing cover 202.
In this embodiment: after the sealing cover 202 is connected to the observation port 201, the sealing performance between the sealing cover 202 and the observation port 201 is improved by the sealing ring.
As a technical optimization scheme of the utility model, the other ends of the two straight pipes 102 are both communicated with a flange 103, and the outer walls of the two flanges 103 are both provided with four mounting holes 104 which are uniformly distributed in a penetrating manner.
In this embodiment: when the elbow body 1 is connected with a petroleum conveying pipeline, butt joint is realized through the two flanges 103, and bolts are screwed in the mounting holes 104 of the butted flanges 103, so that the elbow body 1 is conveniently connected with the petroleum conveying pipeline.
The working principle and the using process of the utility model are as follows: the elbow body 1 further improves the impact resistance and the strength of the outer wall of the corner of the elbow part 101 through the arc-shaped reinforcing block 3, the outer protective sleeve 2 is fixed at the elbow part 101, a cavity is formed between the outer protective sleeve 2 and the elbow part 101, the elbow body 1 conveys oil along with long-time high pressure, when the elbow part 101 is perforated and cracked, the oil in the elbow part 101 enters the cavity, after the cavity is filled with the oil, the oil is continuously conveyed and operated, further, the oil is conveniently and continuously conveyed and prevented from leaking after the elbow body 1 is perforated and cracked along with long-time use, the problem that the environment is polluted by large amount of oil leakage, the problems that the normal transportation of the oil and the waste of the oil leakage are influenced are avoided, and the like are avoided, when a worker regularly overhauls and checks the elbow body 1, the problem that whether the oil leaks in the cavity is observed through the observation port 201 by unscrewing the sealing cover 202, when oil exists in the cavity, the damaged elbow body 1 is replaced.
The present invention is not limited to the above preferred embodiments, and any modifications, equivalent substitutions and improvements made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (5)
1. A high pressure swivel elbow, comprising:
the elbow comprises an elbow body (1), wherein the elbow body (1) comprises an elbow part (101), and two ends of the elbow part (101) are communicated with a straight pipe (102);
the outer wall fixedly connected with of elbow portion (101) protects a cover section of thick bamboo (2) outward, the both ends of protecting a cover section of thick bamboo (2) outward all are the opening form and the same with the external diameter of opening diameter elbow portion (101), the pipe diameter of protecting a cover section of thick bamboo (2) outward is greater than the pipe diameter of elbow portion (101), form the cavity between outer protecting a cover section of thick bamboo (2) and elbow portion (101).
2. A high pressure swivel elbow as claimed in claim 1, wherein: the upper end face of the outer protective sleeve (2) is communicated with an observation port (201), and the upper end face of the observation port (201) is in threaded connection with a sealing cover (202).
3. A high pressure swivel elbow as claimed in claim 1, wherein: the outer wall of the corner of the elbow part (101) is fixedly connected with an arc-shaped reinforcing block (3).
4. A high pressure swivel elbow as claimed in claim 2, wherein: the sealing cover (202) is internally provided with a sealing ring.
5. A high pressure swivel elbow as claimed in claim 1, wherein: the other end of each of the two straight pipes (102) is communicated with a flange (103), and the outer wall of each of the two flanges (103) is provided with four uniformly distributed mounting holes (104) in a penetrating manner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123296291.8U CN216520222U (en) | 2021-12-27 | 2021-12-27 | High-pressure rotary elbow |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123296291.8U CN216520222U (en) | 2021-12-27 | 2021-12-27 | High-pressure rotary elbow |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216520222U true CN216520222U (en) | 2022-05-13 |
Family
ID=81505031
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123296291.8U Active CN216520222U (en) | 2021-12-27 | 2021-12-27 | High-pressure rotary elbow |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216520222U (en) |
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2021
- 2021-12-27 CN CN202123296291.8U patent/CN216520222U/en active Active
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