CN210687389U - Internal support device of pipeline crimping connector - Google Patents
Internal support device of pipeline crimping connector Download PDFInfo
- Publication number
- CN210687389U CN210687389U CN201921857465.3U CN201921857465U CN210687389U CN 210687389 U CN210687389 U CN 210687389U CN 201921857465 U CN201921857465 U CN 201921857465U CN 210687389 U CN210687389 U CN 210687389U
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- Prior art keywords
- supporting
- pipe
- top shaft
- crimping connector
- wedge
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- 238000002788 crimping Methods 0.000 title claims abstract description 21
- 229910000851 Alloy steel Inorganic materials 0.000 claims description 6
- 229910000975 Carbon steel Inorganic materials 0.000 claims description 6
- 239000010962 carbon steel Substances 0.000 claims description 6
- 239000010935 stainless steel Substances 0.000 claims description 6
- 229910001220 stainless steel Inorganic materials 0.000 claims description 6
- -1 polytetrafluoroethylene Polymers 0.000 claims description 3
- 229920001343 polytetrafluoroethylene Polymers 0.000 claims description 3
- 239000004810 polytetrafluoroethylene Substances 0.000 claims description 3
- 238000010030 laminating Methods 0.000 claims description 2
- 230000015572 biosynthetic process Effects 0.000 claims 1
- 230000008878 coupling Effects 0.000 abstract description 10
- 238000010168 coupling process Methods 0.000 abstract description 10
- 238000005859 coupling reaction Methods 0.000 abstract description 10
- 238000003825 pressing Methods 0.000 abstract description 9
- 239000002131 composite material Substances 0.000 abstract description 8
- 238000000034 method Methods 0.000 abstract description 8
- 238000009434 installation Methods 0.000 abstract description 7
- 210000000664 rectum Anatomy 0.000 abstract description 5
- 238000007789 sealing Methods 0.000 abstract description 2
- 230000008602 contraction Effects 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 241001391944 Commicarpus scandens Species 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
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- Quick-Acting Or Multi-Walled Pipe Joints (AREA)
Abstract
The utility model belongs to the technical field of belong to the coupling, specific saying relates to an interior strutting arrangement of pipeline crimping connector for carry out full latus rectum crimping with coupling and pipeline and be connected, the high pressure composite pipe says in the specially adapted oil transportation and is connected with the no undergauge formula crimping of coupling. The main technical scheme is as follows: the joint core pipe comprises a support body arranged in a joint core pipe, wherein the surface of the support body is attached to the inner wall of the joint core pipe; the supporting body is formed by assembling two or more supporting bars, and the supporting bars are provided with wedge-shaped splicing surfaces. The internal stay device has the advantages of simple structure, convenient use, convenient installation and disassembly in the pipe joint, and firm connection, tight sealing, smooth conveying and high safety performance, and the joint core pipe can not radially shrink when the pipe joint is connected with the pipeline in a buckling and pressing way by utilizing the buckling and pressing connection method of the internal stay device, thereby realizing full-diameter connection.
Description
Technical Field
The utility model belongs to the technical field of the coupling, specific saying relates to an interior strutting arrangement of pipeline crimping connector for carry out full latus rectum crimping with coupling and pipeline and be connected, the no undergauge formula crimping of the various high, medium and low pressure rubber of specially adapted and compound hose and coupling is connected.
Background
In petrochemical and hydraulic equipment, a pipe joint is often connected with a flexible rubber hose or a composite hose to achieve the purpose of connecting and conveying media or transferring power; generally, a buckling connection mode is adopted, namely a processed joint core pipe is inserted into a pipe body, a joint outer sleeve is extruded by means of radial contraction force of a buckling press, the outer sleeve and the core pipe are deformed, so that the pipe body is fastened with the joint core pipe, most of flexible hoses used at present are rubber hoses or composite pipelines, the pipe wall structure is complex in hierarchy, large in thickness and high in hardness, therefore, when buckling connection is carried out, the radial contraction force of the buckling press needs to be obviously enhanced to improve the buckling effect, but in actual production, mechanical strength is difficult to accurately control, the radial contraction of the joint core pipe is often caused, so that the effective diameter of a buckled joint and the nominal diameter of the pipe body have large errors, the joint is easy to break, separate, leak or generate an eddy phenomenon when a medium is conveyed in the use of the pipe, and the use safety performance of the pipeline is greatly influenced.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an internal stay device of being convenient for installation and dismantlement of setting in the coupling makes the coupling and pipeline withhold and to be connected the time joint core pipe can not take place radial shrinkage, realizes the pipeline and the full latus rectum withhold of joint core pipe and is connected the method.
In order to achieve the above object, the utility model adopts the following technical scheme:
the utility model provides a pipe crimping connector prop device in which characterized in that: including setting up the supporter in the joint core pipe, the surface and the joint core pipe inner wall laminating of supporter, wherein, the supporter is assembled by two or many support bars and is constituted, the support bar has wedge concatenation face.
The additional technical characteristics of the internal support device for the pipeline crimping connector further comprise that:
the support body formed by splicing the two support bars is a cylinder, and the wedge-shaped splicing surfaces are spliced along the inclined axis of the cylinder;
the support body formed by splicing the plurality of support bars comprises an outer circle lining formed by splicing at least two lining bars, the wedge-shaped splicing surfaces are formed by splicing along an inclined axis of the outer circle lining, and the outer circle lining is hollow and used for arranging a support jacking shaft;
the cross-sectional shape of the wedge-shaped splicing surface is a straight line, a curve or a broken line;
-the outer liner and the supporting crown shaft are both made of high hardness alloy steel, carbon steel or stainless steel or the outer liner is made of polytetrafluoroethylene, the supporting crown shaft is made of high hardness alloy steel, carbon steel or stainless steel;
the supporting top shaft is in a cylindrical shape, the hollow part of the outer circle lining is in accordance with the shape of the supporting top shaft or the supporting top shaft is in a conical body or a circular truncated cone shape, and the hollow part of the outer circle lining is in accordance with the shape of the supporting top shaft;
the supporting top shaft is connected with the hollow part of the excircle lining through threads.
The utility model provides an internal stay device of pipeline crimping connector compares with prior art, has following advantage: the inner supporting device is arranged in the joint core pipe through a supporting body formed by splicing two or more supporting bars, and the surface of the supporting body is attached to the inner wall of the supporting body, so that the integral structural strength of the joint core pipe is enhanced, the joint core pipe cannot deform and reduce in diameter due to radial contraction force during buckling, the structural integrity of the joint is ensured, and the service life and the working quality are improved; secondly, because the supporting strips forming the support have wedge-shaped splicing surfaces, the supporting strips can be conveniently inserted into the joint core pipe to complete installation and fixation, and when buckling and pressing are completed, the dismounting is also simple and convenient, and the device has the advantages of simple structure, convenience in operation, high working efficiency and the like.
The utility model provides a pair of full latus rectum of coupling is withheld and is connected method compares with prior art, has following advantage: firstly, the support bars are spliced to form a support body arranged in the joint core pipe, and then buckling and pressing connection are carried out, so that the joint core pipe is prevented from diameter shrinkage and deformation, the diameter error of the joint core pipe and the pipe body is reduced, the joint is not easy to fall off or break, the buckling and pressing are carried out by adopting larger radial contraction force, the joint connection is firmer, the sealing performance is better, leakage cannot occur, after the joint and the pipe body are connected in a full-diameter mode, the movement of a conveying medium is smooth, the eddy current phenomenon is avoided, and the safety performance of a pipeline is improved; and secondly, the supporting strips of the internal supporting device are provided with wedge-shaped splicing surfaces, so that the installation and the disassembly are convenient, compared with the traditional connecting method, the manufacturing period is obviously shortened, the processing cost is reduced, and the connecting device has the advantages of convenience in operation, trouble saving and labor saving.
Drawings
Fig. 1 is a top view of an inner support device (two pieces) combining structure and a wedge-shaped splicing surface of a support bar of a pipeline crimping connector of the present invention;
FIG. 2 is a view showing the installation and usage of the internal stay device (two petals);
fig. 3 is a distributed perspective view of the internal stay device (multi-petal).
Detailed Description
The structure and the operation principle of the internal supporting device of the pipe crimping connector provided by the present invention will be further described in detail with reference to the accompanying drawings.
Referring to fig. 1, a schematic view of an internal supporting device of a pipe crimping connector is provided. The structure of the internal support device mainly comprises a support body 1 arranged in a joint core pipe A, wherein the surface 11 of the support body 1 is attached to the inner wall of the joint core pipe A, the support body 1 is formed by assembling two or more support bars 12, and the support bars 12 are provided with wedge-shaped splicing surfaces 13.
The working principle is as follows: the supporting bars 12 of the internal supporting device are sequentially inserted into the joint core pipe A to form the supporting body 1, the supporting bars 12 are provided with the wedge-shaped splicing surfaces 13, for convenient operation, the thick end of one supporting bar 12 is firstly inserted, the thin end of the other supporting bar 12 is inserted along the wedge-shaped splicing surfaces 13, then the rest supporting bars 12 are sequentially inserted to enable the surface of the supporting body 1 to be attached to the inner wall of the joint core pipe A, finally, an internal supporting structure during buckling and pressing connection is formed, and the joint core pipe A is ensured not to be subjected to diameter shrinkage deformation.
In the structure of the internal support device for forming the pipeline buckling and pressing joint,
furthermore, the support body 1 is a cylinder and is formed by splicing two support bars 12, and the wedge-shaped splicing surface 13 is formed by splicing along an inclined axis 21 of the cylinder, namely, the wedge-shaped splicing surface and the support body 1 are cylinders formed by splicing along an inclined direction of a central axis 22, so that the wedge-shaped splicing surface has the advantages of simple structure and convenience in manufacturing, and is particularly suitable for buckling and pressing connection of joints with small pipe diameters;
when the pipe diameter of the joint is larger, as shown in fig. 3, the support body 1 is preferably formed by splicing a plurality of support bars 12, and includes an outer circle lining 120 formed by splicing at least two lining bars 121, the wedge-shaped splicing surface 13 is formed by splicing along an inclined axis of the outer circle lining 120, the inner part of the outer circle lining 120 is hollow and is used for arranging a support top shaft 122, and the support body 1 formed by the above is of a composite structure, is tightly connected, is convenient to mount and fix, and has good circumferential support force;
it should be noted that the strips 121 forming the outer liner 120 may have the same thickness, and the side edges thereof are wedge-shaped splicing surfaces, or may also be wedge-shaped in the thickness direction, and form a wedge-shaped splicing surface 13 with the support top shaft;
further, in order to improve the connection strength of the splicing structure, the cross-sectional shape of the wedge-shaped splicing surface 13 is a straight line, a curve or a broken line (in fig. 3, the cross-sectional shape is a curve), so that the support body 1 has stronger integrity and does not move in a dislocation way when being buckled and pressed;
preferably, the outer liner 120 and the supporting top shaft 122 are both made of high hardness alloy steel, carbon steel or stainless steel or the outer liner 120 is made of polytetrafluoroethylene, and the supporting top shaft 122 is made of high hardness alloy steel, carbon steel or stainless steel, so that the advantages of wear resistance, compression resistance, long service life and the like are achieved;
as a preferred embodiment, the supporting top shaft 122 may be a cylinder, the hollow portion of the outer liner 120 is consistent with the supporting top shaft 122 in shape, in order to facilitate the insertion and positioning of the supporting top shaft 122, the supporting top shaft 122 is preferably configured as a cone or a truncated cone, the hollow portion of the outer liner 120 is consistent with the supporting top shaft 122 in shape, and the tip of the supporting top shaft 120 is inserted into the hollow portion of the outer liner 120, so that the operation is facilitated, and time and labor are saved;
preferably, the supporting top shaft 122 is in threaded connection with the hollow part of the outer circle lining 120, the supporting top shaft is inserted by screwing, so that the operation is more convenient, the labor intensity is reduced, the installation and the disassembly are also convenient, and a force application point, such as a nut, is preferably arranged at the outer end of the supporting top shaft, so that the mechanical operation is facilitated.
The utility model also provides a joint's full latus rectum withholds connection method, the internal stay device that utilizes above-mentioned pipeline withholds the joint withholds the coupling and the pipeline withholds the connection, include following step:
step one, inserting the thick end of one of the support bars 12 forming the support body 1 into the joint core pipe A, inserting the thin end of the other support bar 12 into the joint core pipe A along the wedge-shaped splicing surface 13, and sequentially inserting the rest support bars 12 into the joint core pipe A until the surface of the support body 1 formed by splicing is attached to the inner wall of the joint core pipe A;
sleeving a pipe orifice of the pipeline B on the joint core pipe A, arranging a sleeve C or a hoop outside, and fastening and fixing the sleeve C or the hoop by fastening and pressing equipment;
and step three, stretching the support bars 12 in the joint core pipe A out in reverse order according to the installation sequence in the step one.
In the full-bore buckling connection method for forming the pipe joint,
as a preferred embodiment, in the step one, the mounting of the support body 1 includes mounting the outer liner 120, and then inserting the supporting top shaft 122 into the hollow portion of the outer liner 120, in this process, the support body 1 is designed into a composite structure, which improves the overall strength of the support structure, and is particularly suitable for the situation that the pipe diameter is large and the radial shrinkage force strength is high, and the composite structure needs to be implemented step by step, the positions of the composite structure are fixed during assembly, and the dislocation phenomenon is not easy to occur during use and compression, and the circumferential supporting force provided by the composite structure is more balanced and stable;
furthermore, in the process that the supporting top shaft 122 is inserted into the hollow part of the outer circle lining 120, the supporting top shaft 122 is rotatably inserted through a thread structure between the supporting top shaft 122 and the outer circle lining 120 is rotatably inserted by screwing the supporting top shaft 122, so that the labor intensity is reduced, the operation is convenient, the time and the labor are saved, the disassembly is convenient, and the working efficiency is improved.
Claims (7)
1. The utility model provides a pipe crimping connector prop device in which characterized in that: including setting up the supporter in the joint core pipe, the surface and the laminating of joint core pipe inner wall of supporter, wherein, the supporter is assembled by two or many support bars and is constituted, the support bar has wedge concatenation face.
2. The internal supporting device of the pipe crimping connector as claimed in claim 1, wherein: the supporting body formed by assembling the two supporting bars is a cylinder, and the wedge-shaped splicing surfaces are formed by splicing along the inclined axis of the cylinder.
3. The internal supporting device of the pipe crimping connector as claimed in claim 1, wherein: assemble by many support bars and constitute the excircle inside lining that the supporter includes two piece at least gibs concatenation formation, wedge concatenation face is for following the slope axis concatenation of excircle inside lining constitutes, the inside cavity of excircle inside lining for set up the support apical axis.
4. The internal stay device of a pipe crimping connector as claimed in claim 1, 2 or 3, wherein: the cross section of the wedge-shaped splicing surface is in a straight line shape, a curved line shape or a broken line shape.
5. The internal supporting device of the pipe crimping connector as claimed in claim 3, wherein: the outer circle lining and the supporting top shaft are both made of high-hardness alloy steel, carbon steel or stainless steel or are made of polytetrafluoroethylene, and the supporting top shaft is made of high-hardness alloy steel, carbon steel or stainless steel.
6. The internal supporting device of the pipe crimping connector as claimed in claim 3, wherein: the supporting top shaft is cylindrical, the hollow part of the excircle lining is consistent with the shape of the supporting top shaft or the supporting top shaft is conical or truncated cone, and the hollow part of the excircle lining is consistent with the shape of the supporting top shaft.
7. The internal supporting device of the pipe crimping connector as claimed in claim 6, wherein: the supporting top shaft is in threaded connection with the hollow part of the excircle lining.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921857465.3U CN210687389U (en) | 2019-10-31 | 2019-10-31 | Internal support device of pipeline crimping connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921857465.3U CN210687389U (en) | 2019-10-31 | 2019-10-31 | Internal support device of pipeline crimping connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210687389U true CN210687389U (en) | 2020-06-05 |
Family
ID=70901900
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921857465.3U Active CN210687389U (en) | 2019-10-31 | 2019-10-31 | Internal support device of pipeline crimping connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210687389U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110792861A (en) * | 2019-10-31 | 2020-02-14 | 刘锡多 | Internal support device of pipeline crimping connector and full-bore crimping connection method |
-
2019
- 2019-10-31 CN CN201921857465.3U patent/CN210687389U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110792861A (en) * | 2019-10-31 | 2020-02-14 | 刘锡多 | Internal support device of pipeline crimping connector and full-bore crimping connection method |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20201208 Address after: 053500 west of Hengshui City, Hebei, Jingxian County Patentee after: HEBEI JINGBO PETROLEUM MACHINERY Co.,Ltd. Address before: 053500 Hebei Jingxian County Development Zone Hebei Hengshui Jing Hai Petroleum Machinery Co., Ltd. Patentee before: Liu Xiduo |