CN112344113A - Pressure pipeline universal joint device - Google Patents
Pressure pipeline universal joint device Download PDFInfo
- Publication number
- CN112344113A CN112344113A CN202011351228.7A CN202011351228A CN112344113A CN 112344113 A CN112344113 A CN 112344113A CN 202011351228 A CN202011351228 A CN 202011351228A CN 112344113 A CN112344113 A CN 112344113A
- Authority
- CN
- China
- Prior art keywords
- pipe fitting
- flange
- lower flange
- universal joint
- loose joint
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000003466 welding Methods 0.000 claims description 9
- 238000010276 construction Methods 0.000 description 11
- 238000000034 method Methods 0.000 description 6
- 239000000463 material Substances 0.000 description 5
- 230000008569 process Effects 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000002844 melting Methods 0.000 description 2
- 230000008018 melting Effects 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 239000007921 spray Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000002411 adverse Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 239000012943 hotmelt Substances 0.000 description 1
- 210000001503 joint Anatomy 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L27/00—Adjustable joints, Joints allowing movement
- F16L27/02—Universal joints, i.e. with mechanical connection allowing angular movement or adjustment of the axes of the parts in any direction
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Joints Allowing Movement (AREA)
Abstract
The invention relates to the technical field of non-right-angle assembly connection accessory devices of pressure pipelines, in particular to a universal joint device of a pressure pipeline, which comprises a lower pipe fitting, an upper pipe fitting and a connecting device for connecting the upper pipe fitting and the lower pipe fitting, wherein the top of the lower pipe fitting is welded with a lower flange, the lower pipe fitting and the lower flange are welded at an included angle of 60 degrees, the bottom of the upper pipe fitting is provided with an upper flange, the upper pipe fitting and the upper flange are welded at an included angle of 60 degrees, the upper flange and the lower flange are connected through the connecting device, and a flat gasket is arranged between the upper flange and the lower flange, so that the problems of non-right-angle turning and connection in a limited space of the pipeline can be effectively solved, the use of 90-degree elbows is reduced, leakage points are reduced, the head loss is reduced, the universal joint device can be conveniently installed, and can be suitable for connection among, the efficacy is improved.
Description
Technical Field
The invention relates to the technical field of pressure pipeline non-right-angle assembly connection auxiliary devices, in particular to a pressure pipeline universal joint device.
Background
The pipeline is used as a conveying medium of liquid and gaseous media and widely applied to the fields of industry, buildings and the like. In the process of pipeline arrangement, in order to reach the construction standard, the pipeline needs to be steered to a certain degree according to requirements. In the prior art, the steering adjustment of a pipeline usually depends on parts such as a flange and a ball head, but the steering connection joint can only be used for a single angle, does not have the adjusting function, and has certain use limitation.
In modern building engineering construction, the requirement on quality is higher and higher, and the construction period is shorter and shorter, but the number of construction workers is smaller and smaller, the skill level is lower and lower, and the smooth performance of the engineering is restricted; in order to compensate for adverse effects caused by the number and the quality of workers, more and more projects begin to seek new processes, new materials and new equipment, so that the construction quality and the construction work efficiency are improved, and therefore, a pressure pipeline universal joint device is urgently needed, can adapt to non-right-angle butt connection of various pipeline materials, various connection modes and various sizes and specifications, can quickly solve the problem that a system pipeline is connected in a staggered mode and a spray head of a spray tail end branch pipe is connected in a position tracking mode, and ensures the construction quality and the construction progress of engineering.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides the universal joint device for the pressure pipeline, which can effectively solve the problems of non-right-angle turning of the pipeline and connection in a limited space, reduce the use of 90-degree elbows, leakage points and head loss, can be conveniently installed, can be suitable for connection among pipelines of various materials, various specifications and various connection modes, and improves the efficiency.
(II) technical scheme
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a pipeline under pressure universal joint device, includes pipe fitting, top tube fitting and goes up the connecting device that pipe fitting and lower pipe fitting were connected down, the top welding of pipe fitting has lower flange dish down, pipe fitting and lower flange dish become 60 contained angle welding and form down, the bottom of going up the pipe fitting is provided with the ring flange, it forms with last ring flange one-tenth 60 contained angle welding to go up the pipe fitting, go up the ring flange and pass through with lower flange dish connecting device connects to be provided with the plain washer between last ring flange and lower flange dish.
Preferably, the connecting device is a clamp for fixing the upper flange plate and the lower flange plate, and a rubber ring is arranged between the clamp and the upper flange plate and between the clamp and the lower flange plate.
Preferably, the connecting device is a movable joint, the movable joint comprises a lower movable joint and an upper movable joint, the lower movable joint and the upper movable joint are respectively clamped at the upper flange plate and the lower flange plate, and the upper movable joint and the lower movable joint are in threaded connection.
Preferably, the terminal surface of going up ring flange and lower ring flange all is provided with annular bulge, two sets of the bellied radius difference more than or equal to 5mm of annular forms the annular between two sets of annular bulge, the plain washer is installed in the annular.
(III) advantageous effects
Compared with the prior art, the invention provides a pressure pipeline universal joint device, which has the following beneficial effects:
1. the universal joint device for the pressure pipeline is characterized in that an upper pipe fitting and a lower pipe fitting are connected with two sections of pipes to be connected respectively when the universal joint device is installed, the trend and the angle of the pipeline are adjusted by rotating the upper pipe fitting, and then an upper flange plate and a lower flange plate are locked by a locking device, so that the universal joint device can be suitable for turning connection of the pressure pipeline with various pipe materials and specifications within the range of 0-60 degrees, is suitable for arbitrary turning and end point tracking connection of the pipeline on a construction site, greatly improves construction efficiency, reduces engineering quantity and reduces construction cost due to the convenience of arbitrary turning and tracking butt joint.
2. This pipeline under pressure universal joint device is connected with the pipe fitting of treating to be connected through last pipe fitting and lower pipe fitting and can be according to the material selection suitable connected mode of the pipe fitting of treating to be connected, including welding, slot, hot melt connection, through the plain washer between last ring flange and the lower ring flange, the reinforcing first leakproofness is applicable to withstand voltage pipeline.
Drawings
FIG. 1 is a schematic view of an exploded structure of the connector of the present invention in the form of a band;
FIG. 2 is a schematic view of an exploded structure of the coupling device of the present invention in the form of a loose joint;
in the drawings, the reference numbers: 1. a pipe fitting is arranged; 2. fitting the pipe; 3. a lower flange plate; 4. an upper flange plate; 5. a flat washer; 6. clamping a hoop; 7. a rubber ring; 8. lower loose joint; 9. upper loose joint; 10. an annular protrusion.
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. 1-2, the universal joint device for pressure pipelines of the present invention includes a lower pipe 1, an upper pipe 2, and a connecting device for connecting the upper pipe 2 and the lower pipe 1, wherein a lower flange 3 is welded to the top of the lower pipe 1, the lower pipe 1 and the lower flange 3 are welded at an included angle of 60 °, an upper flange 4 is disposed at the bottom of the upper pipe 2, the upper pipe 2 and the upper flange 4 are welded at an included angle of 60 °, the upper flange 4 and the lower flange 3 are connected by the connecting device, and a flat gasket 5 is disposed between the upper flange 4 and the lower flange 3.
The connecting device is a clamp 6 for fixing the upper flange plate 4 and the lower flange plate 3, and a rubber ring 7 is arranged between the clamp 6 and the upper flange plate 4 and between the clamp and the lower flange plate 3, so that double sealing is realized.
The connecting device is a movable joint, the movable joint comprises a lower movable joint 8 and an upper movable joint 9, the lower movable joint 8 and the upper movable joint 9 are respectively clamped at the upper flange plate 4 and the lower flange plate 3, and the upper movable joint 9 is connected with the lower movable joint 8 through threads.
The upper flange plate 4 and the lower flange plate 3 can be connected in a welding or hot melting mode after the direction and the angle are found accurately, and finally the turning connection of the pipeline at any angle within 0-60 degrees is realized.
The terminal surface of going up ring flange 4 and lower ring flange 3 all is provided with annular protrusion 10, and is two sets of the poor more than or equal to 5mm of radius of annular protrusion 10 forms the annular between two sets of annular protrusion 10, plain washer 5 is installed in the annular, and is spacing to plain washer 5 through two sets of annular protrusion 10, realizes dual seal, increases its sealing performance.
The outer diameters of the upper flange plate 4 and the lower flange plate 3 are larger than the outer diameter of the pipe section by more than 2-3 specifications, so that a universal joint connection mode with the nominal diameter of the pipeline being not more than DN32mm adopts a screw thread loose joint connection mode, and a universal joint connection mode with the nominal diameter of the pipeline being not less than DN40mm adopts a hoop 6 connection mode, thereby realizing the economy and the safety of the universal joint.
Example 1:
when the connecting pipeline is in a threaded connection mode, the water inlet pipeline and the water outlet pipeline are respectively in threaded connection with the lower pipe fitting 1 and the upper pipe fitting 2, the upper pipe fitting 2 and the lower pipe fitting 1 are rotated to adjust the direction and the angle of the pipeline, and then the upper flange plate 4 and the lower flange plate 3 are locked through the hoop 6 or the movable joint.
Example 2:
when the pipelines to be connected are in a welding, groove and hot melting connection mode, the pipeline sections at the two ends of the lower pipe fitting 1 and the upper pipe fitting 2 are connected firstly, then the upper pipe fitting 1 and the lower pipe fitting 1 are rotated to adjust the trend and the angle of the pipelines, and then the locking is carried out through the clamp 6 or the movable joint, and finally the turning connection of the pipelines at any angle of 0-60 degrees is realized.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (4)
1. The utility model provides a pipeline under pressure universal joint device, its characterized in that includes down pipe fitting (1), goes up pipe fitting (2) and go up pipe fitting (2) and the connecting device who goes on connecting down pipe fitting (1), the top welding of down pipe fitting (1) has lower flange dish (3), down pipe fitting (1) becomes 60 contained angle welding with lower flange dish (3) and forms, the bottom of going up pipe fitting (2) is provided with flange dish (4), it forms with last flange dish (4) become 60 contained angle welding, go up flange dish (4) and lower flange dish (3) and pass through connecting device connects to be provided with plain washer (5) between last flange dish (4) and lower flange dish (3).
2. A pressure pipe joint arrangement according to claim 1, characterized in that the connecting means are clips (6) for fixing the upper flange (4) and the lower flange (3), and that rubber rings (7) are arranged between the clips (6) and the upper flange (4) and the lower flange (3).
3. A pressure pipe universal joint device according to claim 1, wherein the connecting device is a loose joint, the loose joint comprises a lower loose joint (8) and an upper loose joint (9), the lower loose joint (8) and the upper loose joint (9) are respectively clamped at the upper flange (4) and the lower flange (3), and the upper loose joint (9) and the lower loose joint (8) are connected through threads.
4. A universal joint device for pressure pipes according to claim 1, characterized in that the end surfaces of the upper flange (4) and the lower flange (3) are provided with annular protrusions (10), the difference between the radii of the two sets of annular protrusions (10) is greater than or equal to 5mm, an annular groove is formed between the two sets of annular protrusions (10), and the flat gasket (5) is installed in the annular groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011351228.7A CN112344113A (en) | 2020-11-26 | 2020-11-26 | Pressure pipeline universal joint device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011351228.7A CN112344113A (en) | 2020-11-26 | 2020-11-26 | Pressure pipeline universal joint device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112344113A true CN112344113A (en) | 2021-02-09 |
Family
ID=74364941
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011351228.7A Pending CN112344113A (en) | 2020-11-26 | 2020-11-26 | Pressure pipeline universal joint device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112344113A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR200387800Y1 (en) * | 2005-02-23 | 2005-06-22 | 백완기 | A Variable Angle Connector |
| KR200397995Y1 (en) * | 2005-06-28 | 2005-10-12 | 한승희 | Joining structure with flange socket of variable type |
| US20100171303A1 (en) * | 2007-06-12 | 2010-07-08 | Eliezer Krausz | Multi-angle joint |
| CN202791048U (en) * | 2012-08-30 | 2013-03-13 | 东莞市东升压铸模具有限公司 | Pipe fitting with adjustable bending angle |
| KR20170035299A (en) * | 2015-09-22 | 2017-03-30 | 김윤기 | A conclusion structure for free angle adjustment type pipe connector |
| CN213982413U (en) * | 2020-11-26 | 2021-08-17 | 河北中建管业有限公司 | Pressure pipeline universal joint device |
-
2020
- 2020-11-26 CN CN202011351228.7A patent/CN112344113A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR200387800Y1 (en) * | 2005-02-23 | 2005-06-22 | 백완기 | A Variable Angle Connector |
| KR200397995Y1 (en) * | 2005-06-28 | 2005-10-12 | 한승희 | Joining structure with flange socket of variable type |
| US20100171303A1 (en) * | 2007-06-12 | 2010-07-08 | Eliezer Krausz | Multi-angle joint |
| CN202791048U (en) * | 2012-08-30 | 2013-03-13 | 东莞市东升压铸模具有限公司 | Pipe fitting with adjustable bending angle |
| KR20170035299A (en) * | 2015-09-22 | 2017-03-30 | 김윤기 | A conclusion structure for free angle adjustment type pipe connector |
| CN213982413U (en) * | 2020-11-26 | 2021-08-17 | 河北中建管业有限公司 | Pressure pipeline universal joint device |
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