CN213018212U - Pipeline butt joint device - Google Patents
Pipeline butt joint device Download PDFInfo
- Publication number
- CN213018212U CN213018212U CN202020990500.5U CN202020990500U CN213018212U CN 213018212 U CN213018212 U CN 213018212U CN 202020990500 U CN202020990500 U CN 202020990500U CN 213018212 U CN213018212 U CN 213018212U
- Authority
- CN
- China
- Prior art keywords
- flange
- pipe
- bolt
- internal thread
- pipeline
- 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.)
- Active
Links
Images
Landscapes
- Joints Allowing Movement (AREA)
Abstract
The application provides a pipeline interfacing apparatus, including being used for the first flange that links to each other with first pipeline, a second flange for linking to each other with the second pipeline, locate the connecting pipe between first flange and the second flange, fill up between the terminal surface of connecting pipe one end and the second flange in order to support the elastic support pad on the second flange with the connecting pipe elastic support and be used for a plurality of fastening components of fastening connection first flange and second flange, the position that the elastic support pad corresponds the flange hole of second flange is equipped with fluid passage. Then in two pipeline butt joints installation, the skew of certain contained angle takes place for the axis that makes first flange and the axis of second flange through the elastic deformation of elastic supporting pad, and a plurality of fastening components of rethread carry out fastening connection to the skew position of first flange and second flange, can realize the quick butt joint installation of two pipelines that the axis is eccentric or have the contained angle, reduce the eccentric or two pipe connection's that have the contained angle degree of difficulty of axis, improve pipeline butt joint installation effectiveness.
Description
Technical Field
The application belongs to the technical field of pipeline connection, and more specifically relates to a pipeline butt joint device.
Background
Currently, in the process of installing pipelines, flange connection or threaded connection is generally adopted to butt the two pipelines or connect various pipeline control devices or metering instruments such as valves, pressure gauges or flow meters (water meters) between the two butted pipelines. However, in the construction process of pipeline butt joint installation, the central axes of two pipelines are difficult to control on the same straight line, and the axis eccentricity or included angle is easy to occur, so that a butt joint deviation is generated, especially under the conditions of large pipe diameter and long pipeline length, the butt joint deviation of the two pipelines is difficult to correct due to the difficulty in pipeline movement after pipeline construction is completed, so that the efficiency of pipeline butt joint connection or pipeline control device or metering instrument installation is low, the connection difficulty is high, the quality of pipeline butt joint or pipeline control device or metering instrument installation is influenced, and the water leakage phenomenon often occurs at the joint of the pipelines.
SUMMERY OF THE UTILITY MODEL
An object of the embodiment of the application is to provide a pipeline butt joint device, which aims to solve the problem that two pipelines in the prior art are difficult to butt joint because of the eccentricity of an axis or an included angle.
For realizing above-mentioned purpose, the technical scheme that this application adopted provides a pipeline interfacing apparatus, include first flange, second flange, locate first flange with connecting pipe between the second flange, fill up in the second flange with elastic support pad and fastening connection between the connecting pipe terminal surface first flange with a plurality of fastening components of second flange, the connecting pipe with first flange links to each other, elastic support pad keeps away from the one side of connecting pipe with the laminating of second flange, just elastic support pad corresponds the position in the flange hole of second flange is equipped with fluid passage.
Furthermore, each fastening assembly comprises a first bolt, a second bolt and an internal thread sleeve for connecting the first bolt and the second bolt, a plurality of first bolt holes are formed in the first flange, and a plurality of second bolt holes are correspondingly formed in the second flange; each internal thread sleeve is arranged between the first flange and the second flange, each first bolt penetrates through the corresponding first bolt hole to be connected with the corresponding internal thread sleeve, and each second bolt penetrates through the corresponding second bolt hole to be connected with the corresponding internal thread sleeve.
Furthermore, a plurality of first bolt holes are distributed on the first flange at equal intervals, and a plurality of second bolt holes and a plurality of first bolt holes are arranged in a one-to-one correspondence mode.
Further, each of the second bolt holes is an elongated hole extending in a radial direction of the second flange.
Further, each internal thread casing comprises a first casing section connected with the first bolt, a second casing section connected with the second bolt and a tubular connecting section for connecting the first casing section and the second casing section, a first internal thread in threaded fit with the first bolt is arranged on the inner wall of the first casing section, and a second internal thread in threaded fit with the second bolt is arranged on the inner wall of the second casing section.
Further, the first internal thread and the second internal thread are arranged in opposite spiral directions.
Further, the elastic supporting pad is a circular ring-shaped supporting pad.
Furthermore, a positioning pipe is arranged on the second flange, one end of the positioning pipe is connected with the second flange, the other end of the positioning pipe is arranged in the connecting pipe, and the annular supporting pad is sleeved on the positioning pipe.
Furthermore, the pipeline butt joint device further comprises a third flange connected with the first flange and a first inserting pipe connected with the third flange, and external threads are arranged on the first inserting pipe.
Furthermore, the pipeline butt joint device further comprises a fourth flange connected with the second flange and a second insertion pipe connected with the fourth flange, and external threads are arranged on the second insertion pipe.
The application provides a pipeline interfacing apparatus's beneficial effect lies in: compared with the prior art, through being equipped with the connecting pipe between first flange and second flange to fill up the elastic support pad that is equipped with certain thickness and has good compression ratio and rebound resilience rate between connecting pipe and second flange, with the sealed butt of the one end of connecting pipe on the one side of elastic support pad, link to each other the other end and the first flange of connecting pipe. Then in two pipeline butt joint installation processes, the relative position between first flange of elastic deformation change adjustment and the second flange through the elastic supporting pad, the skew of certain contained angle takes place for the axis of messenger first flange and the axis of second flange, fastening connection is carried out to the skew position of rethread a plurality of fastening components to first flange and second flange, with two pipelines at the eccentric or contained angle of axis produce under the butt joint deviation condition, can realize that the quick butt joint of two pipelines that the axis is eccentric or there is the contained angle links to each other, reduce the eccentric or two pipe connection's that have the contained angle degree of difficulty of axis, improve the installation effectiveness that the pipeline butt joint links to each other, shorten the pipeline erection engineering time, and reduce cost.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without inventive exercise.
Fig. 1 is a schematic perspective view of a pipe docking device according to an embodiment of the present application;
FIG. 2 is a schematic side view of a pipe docking device according to an embodiment of the present disclosure;
FIG. 3 is a schematic cross-sectional view of a pipeline docking device according to an embodiment of the present application;
fig. 4 is an exploded view of a pipe docking device according to an embodiment of the present disclosure;
FIG. 5 is a schematic cross-sectional view of a pipe docking device according to a second embodiment of the present application; when the two pipelines are butted, installed and used under the condition of no eccentricity;
FIG. 6 is a schematic cross-sectional view of a pipe docking device according to a second embodiment of the present application; when the two pipelines are in butt joint installation and use under the eccentric condition;
FIG. 7 is a schematic cross-sectional view of a pipe docking device according to a second embodiment of the present application; when the two pipelines are not butted, installed and used under the condition of a larger included angle.
Wherein, in the figures, the respective reference numerals:
1-a first flange; 11-a first bolt hole; 12-third bolt hole;
2-a second flange; 21-a second bolt hole; 22-fourth bolt hole;
3-connecting pipe; 4-an elastic support pad; 41-a fluid channel;
5-a fastening component; 51-a first bolt; 52-a second bolt; 53-internal threaded bushing; 531-first casing section; 532-a second casing section; 533-a tubular connecting section;
6-positioning the tube; 7-a third flange; 8-a first cannula;
9-a fourth flange; 10-second cannula.
Detailed Description
In order to make the technical problems, technical solutions and advantageous effects to be solved by the present application clearer, the present application is further described in 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 present application and are not intended to limit the present application.
It will be understood that when an element is referred to as being "connected" or "disposed" to another element, it can be directly on the other element or be indirectly connected to the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.
In the description of the present application, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.
It will be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like, as used herein, refer to an orientation or positional relationship indicated in the drawings that is solely for the purpose of facilitating the description and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be considered as limiting the present application.
The first embodiment is as follows:
referring to fig. 1, fig. 3 and fig. 4 together, a pipeline docking device according to an embodiment of the present application will now be described. The embodiment of the application provides a pipeline interfacing apparatus, including being used for the first flange 1 that links to each other with the first mouth of pipe flange of the oral area of first pipeline, a second flange 2 that is used for linking to each other with the second mouth of pipe flange of the oral area of second pipeline, locate connecting pipe 3 between first flange 1 and the second flange 2, cushion elastic support pad 4 and the first flange of fastening connection 1 between second flange 2 and the 3 terminal surfaces of connecting pipe 5 and a plurality of fastening components 5 of second flange 2, connecting pipe 3 links to each other with first flange 1, elastic support pad 4 keeps away from the one side of connecting pipe 3 and laminates with second flange 2, the end face seal butt of first flange 1 one end is kept away from to connecting pipe 3 is on elastic support pad 4, in order to support connecting pipe 3 elastic support on second flange 2. Furthermore, a fluid channel 41 is disposed at a position of the elastic support pad 4 corresponding to the flange hole of the second flange 2, so as to connect the connection pipe 3 with the second pipeline.
Preferably, the elastic supporting pad 4 can be made of one or more of natural rubber, nitrile rubber, hydrogenated nitrile rubber, silicone rubber, ethylene propylene diene monomer, fluororubber, butyl rubber or chloroprene rubber in different proportions, so that the elastic supporting pad 4 has good expansion rate and rebound rate, and the purpose of better abutting and installing two pipelines with eccentric axes or included angles through the pipeline abutting device provided by the application is achieved. And, elastic support pad 4 has certain thickness, and the skew requirement that certain contained angle took place for the axis of its thickness can satisfy the axis of first flange 1 and the axis of second flange 2, still has sufficient sealed face when guaranteeing moreover that two pipelines have the installation environment of axis off-centre or existence contained angle. The specific thickness of the elastic support pad 4 may be selected according to the actual eccentricity requirement, and is not limited herein.
The application provides a pipeline interfacing apparatus compares with prior art, through being equipped with connecting pipe 3 between first flange 1 and second flange 2 to fill up the elastic support pad 4 that is equipped with certain thickness and has good compression ratio and rebound rate between connecting pipe 3 and second flange 2, with the sealed butt of one end of connecting pipe 3 in the one side of elastic support pad 4, link to each other the other end of connecting pipe 3 with first flange 1. Then in two pipeline butt joints installation, the elastic deformation through elastic supporting pad 4 changes the relative position between first flange 1 of adjustment and the second flange 2, the skew of certain contained angle takes place for the axis of messenger's first flange 1 and the axis of second flange 2, the skew position of rethread a plurality of fastening components 5 to first flange 1 and second flange 2 carries out fastening connection, thereby satisfy two pipelines at the eccentric or contained angle of axis produce under the butt joint deviation circumstances, can realize the quick butt joint of two pipelines that the axis is eccentric or there is the contained angle and link to each other, reduce the eccentric or two pipe connection's that have the contained angle degree of difficulty of axis, improve the installation effectiveness of pipeline butt joint or pipeline controlling means or metering instrument, shorten the pipeline installation engineering time, and the cost is reduced.
Further, referring to fig. 2 to 4 together, as a specific embodiment of the pipe docking device provided by the present application, each fastening assembly 5 includes a first bolt 51, a second bolt 52, and an internal threaded sleeve 53 connecting the first bolt 51 and the second bolt 52, a plurality of first bolt holes 11 are formed on the first flange 1, and a plurality of second bolt holes 21 are correspondingly formed on the second flange 2; each internally threaded bushing 53 is provided between the first flange 1 and the second flange 2, each first bolt 51 is connected to the corresponding internally threaded bushing 53 through the corresponding first bolt hole 11, and each second bolt 52 is connected to the corresponding internally threaded bushing 53 through the corresponding second bolt hole 21.
In this embodiment, each fastening assembly 5 includes a first bolt 51, a second bolt 52, and an internal thread sleeve 53 connecting the first bolt 51 and the second bolt 52, each first bolt 51 passes through the corresponding first bolt hole 11 on the second flange 2 and extends into a space between the first flange 1 and the second flange 2, each second bolt 52 passes through the corresponding second bolt hole 21 on the second flange 2 and extends into a space between the first flange 1 and the second flange 2, and then both ends of each internal thread sleeve 53 are respectively in threaded connection with the corresponding first bolt 51 and the corresponding second bolt 52, so that the offset positions of the first flange 1 and the second flange 2 can be fastened and connected through the plurality of fastening assemblies 5, and the pipeline docking device can realize the rapid docking and connection of two pipelines with eccentric axes or included angles under the condition that the axes are eccentric or the two pipelines with included angles are in docking and deviation.
Of course, each fastening assembly 5 may also include a plurality of screws for connecting the first flange 1 and the second flange 2 and a plurality of nuts respectively matched with the plurality of screws to fasten the first flange 1 and the second flange 2, the first flange 1 is provided with first bolt holes 11 for the plurality of screws to pass through, and the second flange 2 is provided with second bolt holes 21 for the plurality of screws to pass through; each screw rod respectively passes through the corresponding first bolt hole 11 and the corresponding second bolt hole 21, and nuts for preventing the first flange 1 and the second flange 2 from falling off on the screw rods are respectively installed at two ends of each screw rod, so that the first flange 1 and the second flange 2 are fastened and connected at the offset positions.
Further, referring to fig. 1, fig. 3 and fig. 4 together, as an embodiment of the pipe docking apparatus provided by the present application, a plurality of first bolt holes 11 are distributed on the first flange 1 at equal intervals, and a plurality of second bolt holes 21 are arranged in one-to-one correspondence with the plurality of first bolt holes 11.
In this embodiment, through evenly arranging a plurality of first bolt holes 11 on first flange 1, be convenient for a plurality of fastening components 5 carry out fastening connection to the skew position of first flange 1 with second flange 2 to strengthen a plurality of fastening components 5 to the reliable and stable of skew position fastening connection of first flange 1 with second flange 2, improve the quality that two pipelines that the axis is eccentric or have the contained angle butt joint, be favorable to avoiding the junction of two pipelines to take place to leak.
Further, referring to fig. 1, 3 and 4 together, as an embodiment of the pipe butting device provided by the present application, each of the second bolt holes 21 is a long hole extending along the radial direction of the second flange 2.
In this embodiment, each second bolt hole 21 is set to be a strip hole extending along the radial direction of the second flange 2, the second bolt 52 can be adjusted along the radial direction in the strip hole, and the butt joint installation of two pipelines with serious eccentricity (the axis offset distance of the two pipelines is large) is adapted to, which is beneficial to reducing the elastic deformation amount of the elastic supporting pad 4, reducing the installation difficulty and improving the efficiency of the butt joint installation of the pipelines, and simultaneously, the quality of the butt joint of the two pipelines with the axes eccentric or the included angle can be improved to a certain extent, which is beneficial to avoiding the water leakage at the joint of the two pipelines. Of course, each first bolt hole 11 is provided as a long hole extending in the radial direction of the second flange 2, so as to facilitate butt-fitting of two pipes that are severely eccentric (the axes of the two pipes are offset by a large distance).
Preferably, as the specific implementation mode of the pipeline butt-joint device provided by the application, the hole shape of the elongated hole is a U-shaped hole, so that the bolt can be normally installed when the bolt is installed at a non-concentric or included angle. Of course, the shape of the elongated hole may also be rectangular or elliptical, and the elongated hole may be specifically selected and arranged according to actual needs, which is not limited herein.
Further, referring to fig. 3 and 4 together, as an embodiment of the pipe docking device provided by the present application, each of the internally threaded sleeves 53 includes a first sleeve portion 531 for connecting with the first bolt 51, a second sleeve portion 532 for connecting with the second bolt 52, and a tubular connecting portion 533 for connecting the first sleeve portion 531 and the second sleeve portion 532, an inner wall of the first sleeve portion 531 is provided with a first internal thread for threadedly engaging with the first bolt 51, and an inner wall of the second sleeve portion 532 is provided with a second internal thread for threadedly engaging with the second bolt 52.
In this embodiment, each of the internally threaded sleeves 53 includes a first sleeve portion 531 for connecting with the first bolt 51, a second sleeve portion 532 for connecting with the second bolt 52, and a tubular connecting portion 533 for connecting the first sleeve portion 531 with the second sleeve portion 532, and is connected with the first bolt 51 by the first internal thread on the inner wall of the first sleeve portion 531 and connected with the second bolt 52 by the second internal thread on the inner wall of the second sleeve portion 532, so that the connection is fast and efficient, the stability is good, and the fastening connection of the offset positions of the first flange 1 and the second flange 2 is facilitated. In addition, the tubular connecting section 533 is arranged between the first casing pipe section 531 and the second casing pipe section 532, the relative position between the first flange 1 and the second flange 2 can be conveniently adjusted according to the actual offset angle requirement, the operation is simple, and the universality is good.
Preferably, as a specific embodiment of the pipe docking device provided in the present application, the first internal thread and the second internal thread are arranged in opposite spiral directions.
In this embodiment, since the inner walls of the first casing segment 531 and the second casing segment 532 are respectively provided with the first internal thread and the second internal thread with opposite spiral directions, when the first bolt 51 and the second bolt 52 are fastened through the internal thread casing 53, the first bolt 51 and the second bolt 52 can be quickly connected and fastened by clockwise screwing the internal thread casing 53; when the relative position between the first flange 1 and the second flange 2 is adjusted according to the actual offset angle requirement, the distance between the first bolt 51 and the second bolt 52 can be conveniently and rapidly adjusted by turning the internal thread sleeve 53 anticlockwise, so that the purpose of rapidly adjusting the relative offset position between the first flange 1 and the second flange 2 is achieved, and the device is convenient, practical and high in efficiency.
Further, please refer to fig. 4 together, as a specific embodiment of the pipe docking device provided by the present application, the elastic supporting pad 4 is a circular ring-shaped supporting pad, and the circular ring-shaped supporting pad has excellent anti-aging performance, sealing performance and elastic performance, so as to enhance the sealing performance of the pipe docking device.
Further, please refer to fig. 4 together, as a specific embodiment of the pipe docking apparatus provided by the present application, a positioning pipe 6 is disposed on the second flange 2, one end of the positioning pipe 6 is connected to the second flange 2, the other end of the positioning pipe 6 is disposed in the connecting pipe 3, and the positioning pipe 6 is sleeved with the annular supporting pad.
In this embodiment, set elastic support pad 4 to ring shape, and be equipped with the registration pipe 6 that is used for fixing a position the ring shape supporting pad on second flange 2, overlap ring shape supporting pad on registration pipe 6, strengthen elastic support pad 4's stability, strengthen elastic support pad 4 and connecting pipe 3's leakproofness, and then strengthen a plurality of fastening components 5 to the reliable and stable nature of first flange 1 with second flange 2's skew position fastening connection, improve the eccentric or quality that has two pipelines of contained angle of axis to dock, be favorable to avoiding the junction of two pipelines to take place to leak.
Further, referring to fig. 1, fig. 3 and fig. 4 together, as a specific embodiment of the pipe docking device provided by the present application, the pipe docking device further includes a plurality of third bolts (not shown in the figure) for fixing the first flange 1 on the first pipe orifice flange, and the first flange 1 is provided with a plurality of third bolt holes 12 for respectively allowing the plurality of third bolts to pass through so as to fix the first flange 1 on the first pipe orifice flange.
In this embodiment, on being fixed in first flange 1 on the first mouth of pipe flange through a plurality of third bolts, realize the eccentric or quick butt joint installation that has two pipelines of contained angle of axis, connect easy and simple to handle, stability is good, improves the efficiency of construction.
Further, referring to fig. 1, fig. 3 and fig. 4 together, as a specific embodiment of the pipe docking device provided in the present application, the pipe docking device further includes a plurality of fourth bolts for fixing the second flange 2 on the second pipe orifice flange, and a plurality of fourth bolt holes 22 for allowing the plurality of fourth bolts to pass through respectively are formed in the second flange 2 to fix the second flange 2 on the second pipe orifice flange.
In this embodiment, on being fixed in second flange 2 on the second mouth of pipe flange through a plurality of fourth bolts, realize the eccentric or quick butt joint installation that has two pipelines of contained angle of axis, connect easy and simple to handle, stability is good, improves the efficiency of construction.
Example two:
further, referring to fig. 5, fig. 6 and fig. 7 together, as an embodiment of the pipe docking device provided by the present application, the pipe docking device further includes a third flange 7 connected to the first flange 1 and a first insertion pipe 8 connected to the third flange 7, wherein the first insertion pipe 8 is provided with an external thread.
In this embodiment, by providing the third flange 7 connected to the first flange 1 and the first pipe 8 connected to the first pipe, one end of the first pipe 8 is connected to the third flange 7, and an external thread for screw-fitting with the internal thread of the mouth of the first pipe is provided on the outer wall of the first pipe 8. When the pipeline is butt-jointed, the first inserting pipe 8 is in threaded connection with the opening of the first pipeline, so that the first flange 1 can be conveniently and quickly connected, the installation time is saved, and the construction period is shortened. And, through the screw-thread fit connected mode between 8 screw threads of first intubate and the oral area of first pipeline, be favorable to strengthening the leakproofness of pipe connection, avoid the junction of two pipelines to leak water betterly to improve the quality of pipeline butt joint installation.
Specifically, a flange gasket is arranged between the first flange 1 and the third flange 7 to enhance the sealing performance of the connection between the first flange 1 and the third flange 7. The first flange 1 and the third flange 7 are fastened and connected through bolts to enhance the stability of the connection between the first flange 1 and the third flange 7.
Further, referring to fig. 5, fig. 6 and fig. 7 together, as an embodiment of the pipe docking device provided by the present application, the pipe docking device further includes a fourth flange 9 connected to the second flange 2 and a second insertion pipe 10 connected to the fourth flange 9, wherein the second insertion pipe 10 is provided with an external thread.
In this embodiment, by providing the fourth flange 9 connected to the second flange 2 and the second insertion tube 10 connected to the second pipeline, one end of the second insertion tube 10 is connected to the fourth flange 9, and an external thread for screw-fitting with an internal thread of the mouth of the second pipeline is provided on the outer wall of the second insertion tube 10. When the pipes are butt-jointed, the second insertion pipe 10 is screwed to the mouth of the second pipe, so that the second flange 2 can be conveniently and quickly connected, the installation time is saved, and the construction period is shortened. In addition, the thread matching connection mode between the threads of the second insertion pipe 10 and the mouth of the second pipeline is favorable for enhancing the sealing property of pipeline connection, and water leakage at the joint of the two pipelines is better avoided, so that the quality of butt joint installation of the pipelines is improved.
Specifically, a flange gasket is arranged between the second flange 2 and the fourth flange 9 to enhance the sealing performance of the connection between the second flange 2 and the fourth flange 9. The second flange 2 and the fourth flange 9 are fastened and connected through bolts to enhance the stability of the connection between the second flange 2 and the fourth flange 9.
The above description is only exemplary of the present application and should not be taken as limiting the present application, as any modification, equivalent replacement, or improvement made within the spirit and principle of the present application should be included in the protection scope of the present application.
Claims (10)
1. The utility model provides a pipeline interfacing apparatus, its characterized in that includes first flange, second flange, locates first flange with connecting pipe between the second flange, fill up in the second flange with elastic support pad and fastening connection between the connecting pipe terminal surface first flange with a plurality of fastening components of second flange, the connecting pipe with first flange links to each other, elastic support pad keeps away from the one side of connecting pipe with the laminating of second flange, just elastic support pad corresponds the position in the flange hole of second flange is equipped with fluid passage.
2. The pipe docking device of claim 1, wherein: each fastening assembly comprises a first bolt, a second bolt and an internal thread sleeve for connecting the first bolt and the second bolt, a plurality of first bolt holes are formed in the first flange, and a plurality of second bolt holes are correspondingly formed in the second flange; each internal thread sleeve is arranged between the first flange and the second flange, each first bolt penetrates through the corresponding first bolt hole to be connected with the corresponding internal thread sleeve, and each second bolt penetrates through the corresponding second bolt hole to be connected with the corresponding internal thread sleeve.
3. The pipe docking device of claim 2, wherein: a plurality of first bolt holes are equidistantly distributed on the first flange, and a plurality of second bolt holes are arranged in one-to-one correspondence with the first bolt holes.
4. The pipe docking device of claim 2, wherein: each second bolt hole is a long hole extending along the radial direction of the second flange.
5. The pipe docking device of claim 2, wherein: each internal thread casing comprises a first casing pipe section connected with the first bolt, a second casing pipe section connected with the second bolt and a tubular connecting section for connecting the first casing pipe section and the second casing pipe section, a first internal thread in threaded fit with the first bolt is arranged on the inner wall of the first casing pipe section, and a second internal thread in threaded fit with the second bolt is arranged on the inner wall of the second casing pipe section.
6. The pipe docking device of claim 5, wherein: the first internal thread and the second internal thread are arranged in opposite spiral directions.
7. The pipe docking device of claim 1, wherein: the elastic supporting pad is a circular ring-shaped supporting pad.
8. The pipe docking device of claim 7, wherein: the second flange is provided with a positioning pipe, one end of the positioning pipe is connected with the second flange, the other end of the positioning pipe is arranged in the connecting pipe, and the annular supporting pad is sleeved on the positioning pipe.
9. The pipe docking device of any one of claims 1 to 8, wherein: the pipeline butt-joint device further comprises a third flange connected with the first flange and a first inserting pipe connected with the third flange, and external threads are arranged on the first inserting pipe.
10. The pipe docking device of any one of claims 1 to 8, wherein: the pipeline butt joint device further comprises a fourth flange connected with the second flange and a second inserting pipe connected with the fourth flange, and external threads are arranged on the second inserting pipe.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921884238X | 2019-11-04 | ||
| CN201921884238 | 2019-11-04 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213018212U true CN213018212U (en) | 2021-04-20 |
Family
ID=75490225
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020990500.5U Active CN213018212U (en) | 2019-11-04 | 2020-06-02 | Pipeline butt joint device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213018212U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113331025A (en) * | 2021-05-24 | 2021-09-03 | 常熟市景园绿化工程有限公司 | Container seedling annular drip irrigation device |
-
2020
- 2020-06-02 CN CN202020990500.5U patent/CN213018212U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113331025A (en) * | 2021-05-24 | 2021-09-03 | 常熟市景园绿化工程有限公司 | Container seedling annular drip irrigation device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN213018212U (en) | Pipeline butt joint device | |
| CN108331990A (en) | A kind of axial compensator of magnet fluid sealing | |
| CN206708593U (en) | A kind of conduit coupling | |
| CN204717181U (en) | Modified model three square ring seal washer and modified model three square ring sealed active connected and flange | |
| CN207796346U (en) | A kind of rigid pipes expansion bend | |
| CN110220054B (en) | Low pressure oil pipe becomes angle adapter coupling | |
| CN202302426U (en) | Multifunctional connecting short pipe | |
| CN220185968U (en) | Ball valve sealing leakage-proof device | |
| CN210179141U (en) | Gas pipeline butt joint fixing device | |
| CN211042340U (en) | Nozzle flowmeter | |
| CN204573376U (en) | A kind of flexible water route cardan | |
| CN105570588B (en) | A kind of variable four-way hydraulic pipe joint of threeway of fast and easy connection | |
| CN112628499A (en) | Eccentric connecting device for pipeline | |
| CN107044573B (en) | Quick pipeline connector easy to disassemble and assemble | |
| CN208295380U (en) | A kind of Wear-resistance leak-proof formula compensator | |
| CN219809561U (en) | Pipeline spring type hose clamp connection structure | |
| CN220727499U (en) | High-sealing right-angle pipeline for hydraulic pipeline | |
| CN211232024U (en) | Novel prefabricated direct-burried insulating tube crosslinked polyethylene pipe fitting reducing tee | |
| CN204512717U (en) | A kind of wide scope flexible pipe connector | |
| CN217208255U (en) | Pipeline device for fire water supply equipment | |
| CN105299357B (en) | A kind of adjustable pipeline connecting assemble | |
| CN219734553U (en) | Improved neck butt welding flange | |
| CN211099645U (en) | Transformer cooling spray set convenient to equipment | |
| CN218719541U (en) | Novel flexible connection cladding piece of hard tube | |
| CN215488218U (en) | Adjustable reducing joint |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 518000 3203, block D, building 1, Section 1, Chuangzhi Yuncheng, Liuxian Avenue, Xili community, Xili street, Nanshan District, Shenzhen, Guangdong Province Patentee after: Shenzhen Tuoan Trust Internet of Things Co.,Ltd. Address before: 518000 Tangtou community, Shiyan street, Bao'an District, Shenzhen City, Guangdong Province Patentee before: SHENZHEN ANSO MEASUREMENT & CONTROL INSTRUMENTS CO.,LTD. |