CN109443939B - Pressure test tool device convenient for high-pressure oil pipe - Google Patents
Pressure test tool device convenient for high-pressure oil pipe Download PDFInfo
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- CN109443939B CN109443939B CN201811031863.XA CN201811031863A CN109443939B CN 109443939 B CN109443939 B CN 109443939B CN 201811031863 A CN201811031863 A CN 201811031863A CN 109443939 B CN109443939 B CN 109443939B
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/08—Investigating strength properties of solid materials by application of mechanical stress by applying steady tensile or compressive forces
- G01N3/10—Investigating strength properties of solid materials by application of mechanical stress by applying steady tensile or compressive forces generated by pneumatic or hydraulic pressure
- G01N3/12—Pressure testing
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/0014—Type of force applied
- G01N2203/0016—Tensile or compressive
- G01N2203/0019—Compressive
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/003—Generation of the force
- G01N2203/0042—Pneumatic or hydraulic means
- G01N2203/0048—Hydraulic means
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- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
- Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
Abstract
The invention discloses a tool device convenient for pressure test of a high-pressure oil pipe, which comprises a left oil pipe fixing component, a right oil pipe fixing component, a bottom plate, a water inlet pipe, an air inlet pipe and a connecting water pipe, wherein the left oil pipe fixing component comprises a first hand breaking valve, a first plug, a baffle, a rotary seat, a first air pipe and a second air pipe, and the right oil pipe fixing component comprises a second plug, a third air pipe, a fourth air pipe and a second hand breaking valve. According to the invention, the first manual breaking-off valve and the second manual breaking-off valve are broken off, so that the first plug and the third plug clamp the joints at two ends of the high-pressure oil pipe under the pushing of the piston rod, the operation is simple and convenient, the high-pressure oil pipe with different lengths can reach a proper distance through the adjusting screw rod, the installation is convenient, the angle of the slotted part on the baffle plate is adjusted by rotating the rotary seat, the angle of the oil pipe can be conveniently installed, the distance and the angle are adjusted by sliding the clamping plate on the connecting rod, and the direction adjustment of the left oil pipe fixing component and the right oil pipe fixing component is realized.
Description
Technical Field
The invention relates to the technical field of high-pressure oil pipe assemblies of automobile chassis parts, in particular to a tool device convenient for pressure test of a high-pressure oil pipe.
Background
Because present high-pressure oil pipe three-dimensional structure is various, and the length is different, and just must pack the delivery after 100% is suppressed the test and is qualified after the high-pressure oil pipe riveting is accomplished, at the in-process of suppressing, because the form of product differs and brings the inconvenience for the joint clamping at both ends, at the pressurized in-process in addition, intraductal pressurized can take place deformation in certain extent, can make the product take place to warp very easily or sealed face causes the damage and causes the product to scrap if can't provide sufficient deformation volume in the equipment.
Disclosure of Invention
The present invention is directed to solving, at least to some extent, one of the technical problems in the related art. Therefore, one purpose of the invention is to provide a tool device convenient for pressure testing of a high-pressure oil pipe, improve the pressure testing efficiency, increase the output, solve the problem of difficult pressure testing of different products with different lengths, provide a proper installation angle for the products so as to provide enough deformation space, prevent the products from being scrapped due to the conditions of deformation, damaged sealing surfaces and the like, save the cost and improve the production benefit.
The tool device convenient for pressure test of the high-pressure oil pipe comprises a left oil pipe fixing component, a right oil pipe fixing component, a bottom plate, a water inlet pipe, an air inlet pipe and a connecting water pipe, wherein the left oil pipe fixing component comprises a first hand breaking valve, a first plug, a baffle plate, a rotating seat, a first air pipe and a second air pipe, the rotating seat is fixedly installed on the right side of the left oil pipe fixing component, the baffle plate is fixedly installed on the right portion of the rotating seat, the first plug is arranged on the left side of the rotating seat and fixedly installed with the left oil pipe fixing component, the first hand breaking valve is fixedly installed above the first plug, the first air pipe and the second air pipe are fixedly installed on the rear side of the first hand breaking valve, the left oil pipe fixing component is fixed on the upper portion of the left side of the bottom plate, and the right oil pipe fixing component comprises a second plug, The right side oil pipe fixing component is fixedly installed at the upper part of the right side of the bottom plate, the first air pipe, the second air pipe, the third air pipe, the fourth air pipe and the air inlet pipe are communicated, the right side oil pipe fixing component is arranged at the right side of the inlet pipe, and the inlet pipe is communicated with the right side oil pipe fixing component through the connecting water pipe.
Preferably, the fixed subassembly of left side oil pipe passes through first end cap is used for fixed high pressure fuel pipe left side, the fixed subassembly of right side oil pipe passes through second end cap, third end cap are used for fixed high pressure fuel pipe right side, be convenient for high pressure fuel pipe pressure testing tool equipment is through setting up the multiunit the fixed subassembly of left side oil pipe, the fixed subassembly of right side oil pipe are used for fixed high pressure fuel pipe, be convenient for high pressure fuel pipe pressure testing tool equipment middle part is provided with the lead screw, the lead screw left and right sides respectively with the bottom plate left and right sides is fixed, the lead screw front side is provided with first slide bar, the lead screw rear side is provided with the second slide bar, first slide bar, second slide bar are fixed the bottom.
Preferably, the left oil pipe fixing component and the right oil pipe fixing component are fixed with the bottom plate through the clamping plates, the base and the connecting rod, the base is fixed with the bottom plate through the clamping bolts, the left oil pipe fixing component and the right oil pipe fixing component are fixed with the base through the clamping plates and the connecting rod, and the clamping plates are fixed with the connecting rod through the clamping bolts.
Preferably, piston rods are arranged inside the first hand-off valve and the second hand-off valve, the first hand-off valve controls the left and right displacement of the first plug through the piston rods, and the second hand-off valve controls the left and right displacement of the third plug through the piston rods.
Preferably, the middle part of the third plug is provided with a small hole, and the small hole is communicated with the connecting water pipe.
Preferably, a water pipe valve is fixedly arranged at the joint of the connecting water pipe and the water inlet pipe.
Preferably, the swivel base with the fixed subassembly of left side oil pipe passes through the screw thread fastening, the swivel base with the fixed subassembly of left side oil pipe is detachable installation.
In the invention, the first manual breaking-off valve and the second manual breaking-off valve are broken off, so that the first plug and the third plug clamp the joints at the two ends of the high-pressure oil pipe under the pushing of the piston rod, the operation is simple and convenient, the pressure testing efficiency is improved, the yield is increased, the high-pressure oil pipes with different lengths can reach proper distances through the adjusting screw rod, the installation is convenient, the problem of difficult pressure test of different products with different lengths is solved, the angle of the slotted part on the baffle plate is adjusted by using the rotation of the rotary seat, so that the angle of the oil pipes which are convenient to install is achieved, the distance and the angle are adjusted by sliding the clamping plate on the connecting rod, the left oil pipe fixing assembly and the right oil pipe fixing assembly are adjusted in position, a proper installation angle is provided for a product, so that a sufficient deformation space is provided, the product which is caused by the conditions that the product is not deformed and a sealing surface is damaged is scrapped, the cost is saved, and the production benefit is improved.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:
FIG. 1 is a schematic structural view of a tool device for facilitating pressure testing of a high-pressure oil pipe, which is provided by the invention;
FIG. 2 is a schematic structural view of a left side tubing retainer assembly according to the present invention;
FIG. 3 is a schematic structural view of a right side tubing retainer assembly according to the present invention;
in the figure: 1-a first hand-breaking valve, 2-a clamping plate, 3-a clamping bolt, 4-a bottom plate, 5-a base, 6-a fixing bolt, 7-a connecting rod, 8-a first plug, 9-a baffle, 10-a second plug, 11-a third plug, 12-a first air pipe, 13-a second air pipe, 14-a rotating seat, 15-a first sliding rod, 16-a screw rod, 17-a second sliding rod, 18-a water inlet pipe, 19-an air inlet pipe, 20-a connecting water pipe, 21-a water pipe valve, 22-a second hand-breaking valve, 23-a first air pipe, 24-a second air pipe, 100-a left side oil pipe fixing component and 200-a right side oil pipe fixing component.
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.
Examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the invention and are not to be construed as limiting the invention.
In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the invention and to simplify the description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting of the invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
Referring to fig. 1-3, the tooling device for testing pressure of a high-pressure oil pipe conveniently comprises a left oil pipe fixing component 100, a right oil pipe fixing component 200, a bottom plate 4, a water inlet pipe 18, an air inlet pipe 19 and a connecting water pipe 20, wherein the left oil pipe fixing component 100 comprises a first hand breaking valve 1, a first plug 8, a baffle 9, a rotary seat 14, a first air pipe 23 and a second air pipe 24, the rotary seat 14 is fixedly installed on the right side of the left oil pipe fixing component 100, the baffle 9 is fixedly installed on the right side of the rotary seat 14, the first plug 8 is arranged on the left side of the rotary seat 14, the first plug 8 is fixedly installed with the left oil pipe fixing component 100, the first hand breaking valve 8 is fixedly installed above the first plug 8, the first air pipe 23 and the second air pipe 24 are fixedly installed on the rear side of the first hand breaking valve 8, the left oil pipe fixing component 100 is fixed on the upper portion of the left, A third plug 11, a third air pipe 12, a fourth air pipe 13 and a second hand-off valve 22, wherein the second plug 10 and the third plug 11 are fixedly installed on the left side of a right oil pipe fixing component 200, the second hand-off valve 22 is arranged above the third plug 11, the third air pipe 12 and the fourth air pipe 13 are fixedly installed on the front side of the second hand-off valve, the right oil pipe fixing component 200 is fixedly installed on the upper part of the right side of the bottom plate 4, the first air pipe 23, the second air pipe 24, the third air pipe 12 and the fourth air pipe 13 are communicated with an air inlet pipe 19, a water inlet pipe 18 is arranged on the right side of the right oil pipe fixing component 200, and the water inlet pipe 18 is communicated with the right oil pipe fixing component 200 through a connecting; the left oil pipe fixing assembly 100 is used for fixing the left side of a high-pressure oil pipe through a first plug 8, the right oil pipe fixing assembly 200 is used for fixing the right side of the high-pressure oil pipe through a second plug 10 and a third plug 11, the high-pressure oil pipe pressure test tool device is convenient to fix the high-pressure oil pipe through a plurality of groups of left oil pipe fixing assemblies 100 and right oil pipe fixing assemblies 200, a lead screw 16 is arranged in the middle of the high-pressure oil pipe pressure test tool device, the left side and the right side of the lead screw 16 are respectively fixed with the left side and the right side of a bottom plate 4, a first slide bar 15 is arranged on the front side of the lead screw 16, a second slide bar 17 is arranged on; the left oil pipe fixing component 100 and the right oil pipe fixing component 200 are fixed with the bottom plate 4 through the clamping plate 2, the base 5 and the connecting rod 7, the base 5 is fixed with the bottom plate 4 through the clamping bolt 3, the left oil pipe fixing component 100 and the right oil pipe fixing component 200 are fixed with the base 5 through the clamping plate 2 and the connecting rod 7, and the clamping plate 2 and the connecting rod 7 are fixed through the clamping bolt 3; piston rods are arranged in the first hand-off valve 1 and the second hand-off valve 22, the first hand-off valve 1 controls the left and right displacement of the first plug 8 through the piston rods, and the second hand-off valve 22 controls the left and right displacement of the third plug 11 through the piston rods; a small hole is formed in the middle of the third plug 11 and communicated with the connecting water pipe 20; a water pipe valve 21 is fixedly arranged at the joint of the connecting water pipe 20 and the water inlet pipe 18; the rotary seat 14 is fixed with the left oil pipe fixing component 100 through threads, and the rotary seat 14 and the left oil pipe fixing component 100 are detachably mounted.
The working steps are as follows:
s1: replacing the first plug 8, the second plug 10 and the third plug 11 according to the model of the product;
s2: opening a main valve of the air pipe, opening a water pipe valve 21 according to the use condition, enabling each pressure test tool to correspond to one water pipe valve 21, selectively closing and using the pressure test tools according to the pressure test task, and snapping a second manual snapping valve 22 to enable a third plug 11 to clamp a right end connector of the high-pressure oil pipe under the pushing of a piston rod;
s3: the screw rod 16 and the rotary seat 14 are adjusted according to the length and the assembly direction of the product, so that the most convenient installation position is achieved; then, putting a product into the high-pressure oil pipe, and snapping the first hand-snapping valve 1 to enable the first plug 8 to clamp the left end connector of the high-pressure oil pipe under the pushing of the piston rod;
s4: the pressure test is started, a hole is formed in the middle of the third plug 11 for liquid to flow into the pipe, the second plug 9 is not provided with a hole diameter, water flow enters the high-pressure oil pipe body through the connecting water pipe 20 and the third plug 11, and the hole is not formed in the middle of the first plug 8, so that a sealed space is formed in the pipe to achieve the pressure test effect;
s5: after the pressure testing is finished, the qualified products are marked in green, the unqualified products are marked in red, the first hand-off valve 1 and the second hand-off valve 22 are pulled to the other end to release the air pressure piston rod to withdraw from the high-pressure oil pipe, and the air blowing is carried out, so that the pressure testing is finished.
In conclusion, the tooling device for facilitating pressure test of the high-pressure oil pipe has the advantages that the first plug and the third plug are enabled to clamp the joints at the two ends of the high-pressure oil pipe under the pushing action of the piston rod by breaking the first hand-breaking valve and the second hand-breaking valve, the operation is simple and convenient, the pressure test efficiency is improved, the yield is increased, the high-pressure oil pipe with different lengths can reach proper distances through the adjusting screw rod, the installation is convenient, the problem of difficulty in pressure test with different lengths of different products is solved, the angle of the slotted part on the baffle is adjusted by rotating the rotary seat, the angle of the oil pipe which is convenient to install is achieved, the distance and the angle are adjusted by sliding the clamping plate on the connecting rod, the adjustment of the directions of the left oil pipe fixing component and the right oil pipe fixing component is achieved, the proper installation angle is provided for the product, so that the product cannot deform and the product, saving cost and improving production benefit.
In the present invention, unless otherwise expressly stated or limited, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through an intermediate. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (6)
1. Be convenient for high pressure fuel pipe pressure testing tool equipment, its characterized in that: the left oil pipe fixing component comprises a first hand breaking valve, a first plug, a baffle, a first air pipe and a second air pipe, a rotary seat is fixedly installed on the right side of the left oil pipe fixing component, the baffle is fixedly installed on the right portion of the rotary seat, the first plug is arranged on the left side of the rotary seat, the first plug is fixedly installed on the right side of the left oil pipe fixing component, the first hand breaking valve is fixedly installed above the first plug, the first air pipe and the second air pipe are fixedly installed on the rear side of the first hand breaking valve, the left oil pipe fixing component is fixed on the upper portion of the left side of the bottom plate, the right oil pipe fixing component comprises a second plug, a third air pipe, a fourth air pipe and a second hand breaking valve, the second plug and the third plug are fixedly installed on the left side of the right oil pipe fixing component, the second hand-off valve is arranged above the third plug, the third air pipe and the fourth air pipe are fixedly mounted on the front side of the second hand-off valve, the right oil pipe fixing component is fixedly mounted on the upper portion of the right side of the bottom plate, the first air pipe, the second air pipe, the third air pipe and the fourth air pipe are communicated with the air inlet pipe, the water inlet pipe is arranged on the right side of the right oil pipe fixing component, and the water inlet pipe is communicated with the right oil pipe fixing component through the connecting water pipe; the left side oil pipe fixing assembly and the right side oil pipe fixing assembly are fixed with the bottom plate through clamping plates, a base and a connecting rod, the base is fixed with the bottom plate through clamping bolts, the left side oil pipe fixing assembly and the right side oil pipe fixing assembly are fixed with the base through the clamping plates and the connecting rod, and the clamping plates are fixed with the connecting rod through the clamping bolts.
2. The tool device for facilitating pressure test of the high-pressure oil pipe according to claim 1, characterized in that: the left side oil pipe fixing assembly passes through first end cap is used for fixed high pressure fuel pipe left side, the right side oil pipe fixing assembly passes through second end cap, third end cap are used for fixed high pressure fuel pipe right side, the high pressure fuel pipe pressure testing tool device of being convenient for is through setting up the multiunit the left side oil pipe fixing assembly, the right side oil pipe fixing assembly are used for fixed high pressure fuel pipe, the high pressure fuel pipe pressure testing tool device middle part of being convenient for is provided with the lead screw, the lead screw left and right sides respectively with the bottom plate left and right sides is fixed, the lead screw front side is provided with first slide bar, the lead screw rear side is provided with the second slide bar, first slide bar, second slide bar are fixed the.
3. The tool device for facilitating pressure test of the high-pressure oil pipe according to claim 1, characterized in that: piston rods are arranged in the first hand-off valve and the second hand-off valve, the first hand-off valve controls the left and right displacement of the first plug through the piston rods, and the second hand-off valve controls the left and right displacement of the third plug through the piston rods.
4. The tool device for facilitating pressure test of the high-pressure oil pipe according to claim 1, characterized in that: and a small hole is formed in the middle of the third plug and communicated with the connecting water pipe.
5. The tool device for facilitating pressure test of the high-pressure oil pipe according to claim 1, characterized in that: the connecting water pipe and the water inlet pipe are fixedly provided with a water pipe valve.
6. The tool device for facilitating pressure test of the high-pressure oil pipe according to claim 1, characterized in that: the swivel mount with the fixed subassembly of left side oil pipe passes through the thread tightening, the swivel mount with the fixed subassembly of left side oil pipe is detachable installation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811031863.XA CN109443939B (en) | 2018-09-05 | 2018-09-05 | Pressure test tool device convenient for high-pressure oil pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811031863.XA CN109443939B (en) | 2018-09-05 | 2018-09-05 | Pressure test tool device convenient for high-pressure oil pipe |
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| Publication Number | Publication Date |
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| CN109443939A CN109443939A (en) | 2019-03-08 |
| CN109443939B true CN109443939B (en) | 2021-04-20 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201811031863.XA Active CN109443939B (en) | 2018-09-05 | 2018-09-05 | Pressure test tool device convenient for high-pressure oil pipe |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202267582U (en) * | 2011-09-20 | 2012-06-06 | 上海尊马不锈钢制管有限公司 | Welded pipe ultrahigh pressure hydraulic pressure testing stand |
| CN103630307A (en) * | 2012-08-20 | 2014-03-12 | 扬州万福压力容器有限公司 | Hydraulic pressure test device |
| CN204903106U (en) * | 2015-08-03 | 2015-12-23 | 福州诺贝尔福基机电有限公司 | Add inside airtight nature detection device of washing of oil pipe |
| CN106950016A (en) * | 2017-04-25 | 2017-07-14 | 上海众源燃油分配器制造有限公司 | A kind of device hunted leak for high-pressure oil pipe high pressure |
| CN206990202U (en) * | 2017-07-03 | 2018-02-09 | 大连船舶重工集团有限公司 | More naked end seal block apparatus of specification combined type water pressure test pipe |
| CN207406020U (en) * | 2017-07-10 | 2018-05-25 | 青岛恒生源集团建设有限公司 | A kind of space bar member positioner in construction |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA2675761C (en) * | 2008-08-15 | 2015-12-08 | Dennis L. Hart | Pressure testing method and apparatus |
-
2018
- 2018-09-05 CN CN201811031863.XA patent/CN109443939B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202267582U (en) * | 2011-09-20 | 2012-06-06 | 上海尊马不锈钢制管有限公司 | Welded pipe ultrahigh pressure hydraulic pressure testing stand |
| CN103630307A (en) * | 2012-08-20 | 2014-03-12 | 扬州万福压力容器有限公司 | Hydraulic pressure test device |
| CN204903106U (en) * | 2015-08-03 | 2015-12-23 | 福州诺贝尔福基机电有限公司 | Add inside airtight nature detection device of washing of oil pipe |
| CN106950016A (en) * | 2017-04-25 | 2017-07-14 | 上海众源燃油分配器制造有限公司 | A kind of device hunted leak for high-pressure oil pipe high pressure |
| CN206990202U (en) * | 2017-07-03 | 2018-02-09 | 大连船舶重工集团有限公司 | More naked end seal block apparatus of specification combined type water pressure test pipe |
| CN207406020U (en) * | 2017-07-10 | 2018-05-25 | 青岛恒生源集团建设有限公司 | A kind of space bar member positioner in construction |
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| CN109443939A (en) | 2019-03-08 |
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