CN220305040U - Pressure testing tool for anchoring flange - Google Patents
Pressure testing tool for anchoring flange Download PDFInfo
- Publication number
- CN220305040U CN220305040U CN202321849173.1U CN202321849173U CN220305040U CN 220305040 U CN220305040 U CN 220305040U CN 202321849173 U CN202321849173 U CN 202321849173U CN 220305040 U CN220305040 U CN 220305040U
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- CN
- China
- Prior art keywords
- pressure testing
- plug
- flange
- pressure
- anchoring
- 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.)
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- 238000012360 testing method Methods 0.000 title claims abstract description 134
- 238000004873 anchoring Methods 0.000 title claims abstract description 48
- 238000007789 sealing Methods 0.000 claims description 16
- 230000007704 transition Effects 0.000 claims description 13
- 230000000149 penetrating effect Effects 0.000 claims description 6
- 238000003466 welding Methods 0.000 claims description 6
- 238000004519 manufacturing process Methods 0.000 abstract description 7
- 230000003746 surface roughness Effects 0.000 abstract description 7
- 239000007788 liquid Substances 0.000 abstract 1
- 238000000034 method Methods 0.000 description 3
- 238000003825 pressing Methods 0.000 description 2
- 238000010923 batch production Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000005056 compaction Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000000452 restraining effect Effects 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E30/00—Energy generation of nuclear origin
- Y02E30/30—Nuclear fission reactors
Abstract
The utility model discloses a pressure testing tool for an anchoring flange, which comprises pressure testing plugs, wherein the pressure testing plugs are provided with a liquid inlet pressure testing port and a pressure relief port. The utility model can test the bearing capacity of the dangerous section of the anchoring flange, and the test is accurate and reliable; two or more flanges can be tested at a time, so that the working efficiency is improved, the labor intensity is reduced, no special requirements on the dimensional tolerance of the inner cavity of the anchoring flange and the surface roughness of the inner cavity are met, and the applicability is good; when the hydraulic testing machine is used for pressure test, the device is convenient to install, convenient and flexible to operate, stable and reliable in performance, production efficiency is greatly improved, and labor intensity is reduced.
Description
Technical Field
The utility model relates to a pressure test tool for an anchoring flange.
Background
The anchoring flange is a key device for preventing the damage of axial thrust to valve chambers of various stations in large-caliber, high-pressure and long-distance oil-gas pipeline engineering, and plays roles of fixing pipelines, restraining the axial displacement of the pipelines, protecting ground pipelines and equipment in the stations and the like. The anchoring flange must be designed and confirmed through pressure test to ensure the product quality.
Reasonable frock can guarantee reliability, the accuracy of test, improves experimental efficiency again, accomplishes labour saving and time saving, and easy to operate, easy to assemble and adjustment guarantee product quality, and consequently the design of experimental frock is very important. The design of the current test fixture mainly has the following problems:
1) The pipe cap is welded and flanged under the general condition, so that the manufacturing is difficult, a loss piece is generated, and the high-efficiency test is not facilitated;
2) The structural form of the welding end of the anchoring flange increases the difficulty for the design of the test tool, and many design structures in the existing design are unreasonable, so that the bearing capacity of the dangerous section of the anchoring flange cannot be tested, and the requirement of the flange test cannot be met;
3) The inner cavity of the anchoring flange has certain tolerance requirement, the surface roughness requirement of the inner cavity is not high, the inner cavity is sealed with certain limitation, and the interchangeability of the tool is difficult to ensure;
4) The anchor flange quantity of batch production is many, and piece by piece pressure testing work load is big, and installation, adjustment, repeatability work intensity of labour are high, and inefficiency to do not have a special, high-efficient, laborsaving welding flange test fixture to be used in automatic or semi-automatization equipment and satisfy production test demand, guarantee product quality.
Disclosure of Invention
The utility model mainly solves the technical problem of providing the pressure test tool for the anchoring flange, which can test the bearing capacity of the dangerous section of the anchoring flange, truly and reversely, and accurately and reliably; two or more flanges can be tested at a time, so that the working efficiency is improved, the labor intensity is reduced, no special requirements on the dimensional tolerance of the inner cavity of the anchoring flange and the surface roughness of the inner cavity are met, and the applicability is good; when the hydraulic testing machine is used for pressure test, the device is convenient to install, convenient and flexible to operate, stable and reliable in performance, production efficiency is greatly improved, and labor intensity is reduced.
In order to solve the technical problems, the utility model adopts a technical scheme that: the utility model provides a pressure testing frock of anchor flange, including the pressure testing end cap, be provided with feed liquor pressure testing mouth and pressure relief mouth on the pressure testing end cap, the pressure testing end cap is provided with two, including first pressure testing end cap and second pressure testing end cap, first pressure testing end cap and second pressure testing end cap structure are the same and set up relatively, annular indent is provided with the welded joint at first seal groove and anchor flange both ends respectively to the opposite side of first pressure testing end cap and second pressure testing end cap corresponds, just first seal groove bottom still indent is provided with first mounting groove and has placed O type sealing washer.
In a preferred embodiment of the present utility model, two opposite sides of the first pressure testing plug and the second pressure testing plug are respectively provided with threaded holes in a transversely inward concave manner and are in threaded connection with lifting lugs.
In a preferred embodiment of the present utility model, the present utility model further comprises a stud and lock nuts at both ends.
In a preferred embodiment of the present utility model, through holes are respectively formed in the axial centers of the first pressure test plug and the second pressure test plug in a penetrating manner, studs are respectively formed in the through holes of the first pressure test plug and the second pressure test plug in a penetrating manner, and at least one second mounting groove and an O-shaped sealing ring are respectively formed in the positions, corresponding to the through holes of the first pressure test plug and the second pressure test plug, of the outer side wall of each stud.
In a preferred embodiment of the present utility model, the locking nuts at two ends of the stud lock and fix the first pressure testing plug, the anchoring flange and the second pressure testing plug.
In a preferred embodiment of the present utility model, at least one transition flange is further disposed between the first pressure test plug and the second pressure test plug.
In a preferred embodiment of the utility model, the transition flange is symmetrically arranged, two sides of the transition flange are respectively provided with a second sealing groove in a ring shape corresponding to the welding joint of the anchoring flange, and the bottom of the second sealing groove is provided with a third mounting groove in a concave manner and is provided with an O-shaped sealing ring.
In a preferred embodiment of the present utility model, the locking nuts at the two ends of the stud lock and fix the first pressure testing plug, at least one group of anchoring flanges, the transition flange and the combination of the anchoring flanges, and the second pressure testing plug.
The beneficial effects of the utility model are as follows: the pressure test tool for the anchoring flange can test the bearing capacity of the dangerous section of the anchoring flange, truly and reversely, and is accurate and reliable in test; two or more flanges can be tested at a time, so that the working efficiency is improved, the labor intensity is reduced, no special requirements on the dimensional tolerance of the inner cavity of the anchoring flange and the surface roughness of the inner cavity are met, and the applicability is good; when the hydraulic testing machine is used for pressure test, the device is convenient to install, convenient and flexible to operate, stable and reliable in performance, production efficiency is greatly improved, and labor intensity is reduced.
Drawings
For a clearer description of the technical solutions of the embodiments of the present utility model, the drawings that are needed in the description of the embodiments will be briefly introduced below, it being obvious that the drawings in the description below are only some embodiments of the present utility model, and that other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art, wherein:
FIG. 1 is a perspective view of a preferred embodiment of a pressure test fixture for an anchor flange according to the present utility model;
FIG. 2 is a cross-sectional view of FIG. 1;
FIG. 3 is a perspective view of the hydraulic testing machine of FIG. 1;
FIG. 4 is a perspective view of another preferred embodiment of a pressure test fixture for an anchor flange according to the present utility model;
FIG. 5 is a cross-sectional view of FIG. 4;
FIG. 6 is a perspective view of a pressure test fixture for an anchor flange according to another preferred embodiment of the present utility model;
fig. 7 is a cross-sectional view of fig. 6.
Detailed Description
The following description of the technical solutions in the embodiments of the present utility model will be clear and complete, and it is obvious that the described embodiments are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1 to 7, an embodiment of the present utility model includes:
the utility model provides a pressure testing frock of anchor flange, includes the pressure testing end cap, be provided with feed liquor pressure testing mouth and pressure relief mouth on the pressure testing end cap, can release pressure, guarantee pressure testing safety.
Example 1
Referring to fig. 1-3, the pressure test plugs are applied to a single anchoring flange 1, two pressure test plugs are provided, each pressure test plug comprises a first pressure test plug 2 and a second pressure test plug 3, the first pressure test plug 2 and the second pressure test plug 3 are identical in structure and are oppositely arranged, the opposite sides of the first pressure test plug 2 and the second pressure test plug 3 are respectively provided with a first sealing groove 4 in an annular concave manner, the first sealing grooves correspond to welding joints at two ends of the anchoring flange 1, and the welding joints at two ends of the anchoring flange 1 are respectively inserted into the first sealing grooves 4 for positioning. The bottom of the first sealing groove 4 is further provided with a first mounting groove 5 in a concave manner and an O-shaped sealing ring 6 is arranged on the first mounting groove, so that the tightness of the inside of the anchoring flange 1 in the pressing process is ensured.
Screw holes 7 are formed in the two opposite sides of the first pressure testing plug 2 and the second pressure testing plug 3 in a transversely inwards concave mode respectively, and the screw holes are connected with lifting lugs 8 in a threaded mode, and therefore lifting is convenient.
The hydraulic testing machine 9 is adopted when the tool is used, is the existing equipment, integrates mechanical structure, hydraulic transmission and electric control, integrates fixation, compaction and positioning, has perfect functions, is light and flexible to operate, has stable and reliable performance, greatly improves the production efficiency, reduces the labor intensity, and can control the clamping force by controlling the driving air pressure because the pump used by the clamping and pressurizing system is an air-driven oil pump.
Example two
Referring to fig. 4-5, the pressure test device is applied to a single anchoring flange 1, and further comprises a stud 10 and locking nuts 11 at two ends, through holes 12 are respectively formed in the axial centers of the first pressure test plug 2 and the second pressure test plug 3 in a penetrating manner, the stud 10 is arranged in the through holes 12 of the first pressure test plug 2 and the second pressure test plug 3 in a penetrating manner, and the locking nuts 11 at two ends of the stud 10 lock and fix the first pressure test plug 2, the anchoring flange 1 and the second pressure test plug 3, so that the first pressure test plug 2, the anchoring flange 1 and the second pressure test plug 3 form a group of tools for pressure test.
At least one second mounting groove 13 is formed in the outer side wall of the stud 10 and corresponds to the through holes 12 of the first pressure testing plug 2 and the second pressure testing plug 3, and an O-shaped sealing ring 6 is placed on the second mounting groove, so that tightness between the first pressure testing plug 2 and the stud 10 and tightness between the second pressure testing plug 3 and the stud 10 are guaranteed.
The tool is applied to pressure test of the pipeline anchoring flange 1, and can be used for testing the bearing capacity of the dangerous section of the anchoring flange 1 under the conditions of small dimensional tolerance of an inner cavity and high surface roughness (Ra3.2 and above) by adopting manual operation.
Example III
Referring to fig. 6-7, the pressure test device is applied to at least two anchor flanges 1, in the application, two anchor flanges 1 are selected, at least one transition flange 14 is further arranged between the first pressure test plug 2 and the second pressure test plug 3, in the application, one transition flange 14 is selected, the transition flange 14 is symmetrically arranged, two sides of the transition flange 14 are respectively provided with a second seal groove 15 in an annular mode and correspond to the welded joint of the anchor flange 1, and the bottom indent of the second seal groove 15 is provided with a third mounting groove 16 and is provided with an O-shaped seal ring 6, so that the tightness of the transition flange 14 and the anchor flange 1 in the pressing process is guaranteed. The locking nuts 11 at the two ends of the double-end stud 10 lock and fix the first pressure testing plug 2, the anchoring flange 1, the transition flange 14, the anchoring flange 1 and the second pressure testing plug 3 to form a group of pressure testing tools.
The tool has no special requirements on the dimensional tolerance of the inner cavity of the anchoring flange 1 and the surface roughness of the inner cavity, has good applicability, and can test the bearing capacity of the dangerous section of the anchoring flange 1.
In summary, the pressure test tool for the anchoring flange can test the bearing capacity of the dangerous section of the anchoring flange, truly and reversely, and accurately and reliably; two or more flanges can be tested at a time, so that the working efficiency is improved, the labor intensity is reduced, no special requirements on the dimensional tolerance of the inner cavity of the anchoring flange and the surface roughness of the inner cavity are met, and the applicability is good; when the hydraulic testing machine is used for pressure test, the device is convenient to install, convenient and flexible to operate, stable and reliable in performance, production efficiency is greatly improved, and labor intensity is reduced.
The foregoing description is only illustrative of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structures or equivalent processes or direct or indirect application in other related arts are included in the scope of the present utility model.
Claims (8)
1. The utility model provides a pressure testing frock of anchor flange, includes the pressure testing end cap, be provided with feed liquor pressure testing mouth and pressure relief mouth on the pressure testing end cap, its characterized in that, the pressure testing end cap is provided with two, including first pressure testing end cap and second pressure testing end cap, first pressure testing end cap and second pressure testing end cap structure are the same and set up relatively, the annular indent is provided with the welded joint at first seal groove and anchor flange both ends respectively in the opposite side of first pressure testing end cap and second pressure testing end cap and corresponds, just first seal groove bottom still indent is provided with first mounting groove and has placed O type sealing washer.
2. The pressure testing fixture of the anchoring flange according to claim 1, wherein threaded holes are formed in two opposite sides of the first pressure testing plug and the second pressure testing plug in a transversely inwards concave mode respectively and are in threaded connection with lifting lugs.
3. The pressure testing fixture of an anchoring flange of claim 1, further comprising a stud and locking nuts at both ends.
4. The pressure testing tool for the anchoring flange according to claim 3, wherein through holes are respectively formed in the axial centers of the first pressure testing plug and the second pressure testing plug in a penetrating mode, studs are respectively arranged in the through holes of the first pressure testing plug and the second pressure testing plug in a penetrating mode, and at least one second mounting groove and an O-shaped sealing ring are respectively arranged at positions, corresponding to the through holes of the first pressure testing plug and the second pressure testing plug, of the outer side wall of each stud.
5. The pressure testing fixture of the anchoring flange according to claim 4, wherein the locking nuts at two ends of the stud lock and fix the first pressure testing plug, the anchoring flange and the second pressure testing plug.
6. The pressure testing fixture of the anchoring flange of claim 4, wherein at least one transition flange is further arranged between the first pressure testing plug and the second pressure testing plug.
7. The pressure testing tool for the anchoring flange according to claim 6, wherein the transition flange is symmetrically arranged, second sealing grooves are respectively annularly arranged on two sides of the transition flange and correspond to welding joints of the anchoring flange, and third mounting grooves are concavely arranged at the bottoms of the second sealing grooves and are provided with O-shaped sealing rings.
8. The pressure testing fixture of the anchoring flange according to claim 7, wherein the locking nuts at the two ends of the stud lock and fix the first pressure testing plug, the at least one group of anchoring flanges, the transitional flange and the combination of the anchoring flanges and the second pressure testing plug.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321849173.1U CN220305040U (en) | 2023-07-14 | 2023-07-14 | Pressure testing tool for anchoring flange |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321849173.1U CN220305040U (en) | 2023-07-14 | 2023-07-14 | Pressure testing tool for anchoring flange |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220305040U true CN220305040U (en) | 2024-01-05 |
Family
ID=89375867
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321849173.1U Active CN220305040U (en) | 2023-07-14 | 2023-07-14 | Pressure testing tool for anchoring flange |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220305040U (en) |
-
2023
- 2023-07-14 CN CN202321849173.1U patent/CN220305040U/en active Active
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| GR01 | Patent grant | ||
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