CN205317431U - Seal for pipe joints capability test device - Google Patents
Seal for pipe joints capability test device Download PDFInfo
- Publication number
- CN205317431U CN205317431U CN201521126248.9U CN201521126248U CN205317431U CN 205317431 U CN205317431 U CN 205317431U CN 201521126248 U CN201521126248 U CN 201521126248U CN 205317431 U CN205317431 U CN 205317431U
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- seal
- piston head
- annular groove
- pipe joints
- guide pillar
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Abstract
The utility model discloses a seal for pipe joints capability test device, the on -line screen storage device comprises a base, the connection is at the guide pillar of four edges of base up end, the guide pillar upper end is fixed with the roof, the slide upper end is through hydraulic telescoping rod and roof connection, be connected with the piston head that is used for detecting the seal for pipe joints performance under the slide on the terminal surface, the piston head is including cylindricality portion that is located upper portion and the toper portion that is located the lower extreme, be provided with first annular groove on the outer wall of cylindricality portion, a ring type seal has been cup jointed on the first annular groove, wear to be equipped with pressure sensor in the piston head, be provided with on the base with the coaxial setting of piston head and the pipeline a male cavity that can supply to await measuring, be connected with the controller in the control box, be connected with the display screen on the control box, the utility model discloses can effectively realize the measuring to the sealing performance of welding seam after the pipeline welding to the problem of revealing of welding seam department existence can be in time discover, corresponding measure is in time taked.
Description
Technical field
This utility model belongs to pipe testing apparatus technical field, relates to a kind of seal for pipe joints performance testing device.
Background technology
In pipeline the procedures of establishment, it is frequently necessary to use plug, the effect of plug is that the one end to pipeline blocks, current plug is when being connected with pipeline, it is generally adopted threaded, adopt threaded mode then to need to offer at inner-walls of duct screw thread and the end opens screw thread at plug, there is connection trouble, the shortcoming that efficiency of construction is low; Currently in order to improve the efficiency that pipeline is connected with plug, the connected modes adopting pipeline to weld with plug more, and adopt the mode of welding can make generation weld seam between pipeline and plug, and the problem that leakage easily occurs in commissure, therefore butt welded seam is needed to carry out the detection of sealing property after pipeline and plug have welded, and so far all without a kind of device being specifically designed to seal for pipe joints performance test.
Summary of the invention
For the problems referred to above, the technical problems to be solved in the utility model is to provide and a kind of can carry out the seal for pipe joints performance testing device of sealing property detection by butt welded seam after pipeline and plug have welded.
Seal for pipe joints performance testing device of the present utility model, including base, it is connected to the guide pillar of four edges in base upper surface, described guide pillar upper end is fixed with top board, described guide pillar is provided with the slide plate that can move up and down along guide pillar, described slide plate upper end is connected with top board by hydraulically extensible bar, described slide plate lower surface is connected to the piston head for detecting seal for pipe joints performance, described piston head includes superposed cylindrical portion and is positioned at the tapered portion of lower end, described cylindrical portion and tapered portion are made into integration, the outer wall of described cylindrical portion is provided with first annular groove, described first annular groove is socketed with first annular sealing ring, the upper surface of described cylindrical portion is provided with cylindrical groove, the lower surface of described slide plate is provided with annular protrusion, described cylindrical groove and annular protrusion threaded engagement, described piston head is equipped with pressure transducer, the second O-ring seal it is provided with between described pressure transducer and tapered portion, the second annular groove it is provided with between described pressure transducer and cylindrical portion, described second annular groove is embedded with the 3rd O-ring seal, described 3rd O-ring seal is pressed on the second annular groove by the hold-down bolt being connected on the second annular groove, described base is provided with and is coaxially disposed and is available for the pipe under test a cavity inserted with piston head, described base side is connected to control chamber, described control chamber is connected to controller, described control chamber is connected to display screen, described display screen and controller electrical connection, described pressure transducer is electrically connected with the controller by wire, described slide plate is provided with the passage being available for wire traverse.
Seal for pipe joints performance testing device of the present utility model, wherein, described second O-ring seal is at least provided with twice.
Seal for pipe joints performance testing device of the present utility model, wherein, described 3rd O-ring seal is at least provided with twice.
Work process of the present utility model and occupation mode be: first passes through and manual is inserted in the cavity on base by pipeline after having welded, then slide plate and the piston head that is connected on slide plate is driven to move down under the effect of hydraulically extensible bar, when piston head moves to pipeline place, piston head can enter into pipe interior, and by the setting of first annular sealing ring, piston head can be tightly connected with inner-walls of duct, now pressure transducer starts the air pressure of pipe interior is detected, when piston head progresses in pipeline, air in pipeline is compressed continuously, therefore the air pressure in pipeline constantly increases, as pressure transducer detects that air pressure numerical value constantly increases, the weld seam illustrated on pipeline is absent from leakage problem, when detecting that air pressure numerical value does not increase such as pressure transducer, illustrate that weld seam exists leakage problem, being capable of the detection to pipe welding seam sealing property by said process, staff can from the data that Real Time Observation pressure transducer display screen detects and judge.
This utility model beneficial effect: this utility model can effectively realize the detection of the sealing property of weld seam after pipeline welding such that it is able to find the leakage problem that commissure exists in time, take corresponding measure in time.
Accompanying drawing explanation
For ease of illustrating, this utility model is embodied as and accompanying drawing is described in detail by following.
Fig. 1 is partial cross structural representation of the present utility model;
Fig. 2 is the structural representation in Fig. 1 after the amplification of C place;
Fig. 3 is the structural representation in Fig. 1 after the amplification of D place.
Detailed description of the invention
Seal for pipe joints performance testing device as depicted in figs. 1 and 2, including base 1, it is connected to the guide pillar 11 of four edges in base 1 upper surface, described guide pillar 11 upper end is fixed with top board 12, described guide pillar 11 is provided with the slide plate 13 that can move up and down along guide pillar 11, described slide plate 13 upper end is connected with top board 12 by hydraulically extensible bar 14, described slide plate 13 lower surface is connected to the piston head 2 for detecting seal for pipe joints performance, described piston head 2 includes superposed cylindrical portion 21 and is positioned at the tapered portion 22 of lower end, described cylindrical portion 21 and tapered portion 22 are made into integration, the outer wall of described cylindrical portion 21 is provided with first annular groove 211, described first annular groove 211 is socketed with first annular sealing ring 212, the upper surface of described cylindrical portion 21 is provided with cylindrical groove 213, the lower surface of described slide plate 13 is provided with annular protrusion 131, described cylindrical groove 213 and annular protrusion 131 threaded engagement, described piston head 2 is equipped with pressure transducer 3, the second O-ring seal 221 it is provided with between described pressure transducer 3 and tapered portion 22, the second annular groove 214 it is provided with between described pressure transducer 3 and cylindrical portion 21, described second annular groove 214 is embedded with the 3rd O-ring seal 215, described 3rd O-ring seal 215 is pressed on the second annular groove 214 by the hold-down bolt 216 being connected on the second annular groove 214, described base 1 is provided with and is coaxially disposed and is available for the pipe under test a cavity 15 inserted with piston head 2, described base 1 side is connected to control chamber 4, described control chamber 4 is connected to controller 41, described control chamber 4 is connected to display screen 5, described display screen 5 and controller 41 electrically connect, described pressure transducer 3 is electrically connected with controller 41 by wire 31, described slide plate 13 is provided with the passage 132 being available for wire 31 traverse, described second O-ring seal 221 is at least provided with twice, described 3rd O-ring seal 215 is at least provided with twice.
As it is shown on figure 3, b place is then for the weld seam after pipeline welding in figure.
Embodiment described above is only that preferred implementation of the present utility model is described, and not design of the present utility model and scope is defined. Under the premise without departing from this utility model design concept; various modification that the technical solution of the utility model is made by this area ordinary person and improvement; protection domain of the present utility model all should be dropped into; the technology contents that this utility model is claimed, all records in detail in the claims.
Claims (3)
1. a seal for pipe joints performance testing device, it is characterized in that: include base (1), it is connected to the guide pillar (11) of four edges in base (1) upper surface, described guide pillar (11) upper end is fixed with top board (12), described guide pillar (11) is provided with the slide plate (13) that can move up and down along guide pillar (11), described slide plate (13) upper end is connected with top board (12) by hydraulically extensible bar (14), described slide plate (13) lower surface is connected to the piston head (2) for detecting seal for pipe joints performance, described piston head (2) includes superposed cylindrical portion (21) and is positioned at the tapered portion (22) of lower end, described cylindrical portion (21) and tapered portion (22) are made into integration, the outer wall of described cylindrical portion (21) is provided with first annular groove (211), described first annular groove (211) is socketed with first annular sealing ring (212), the upper surface of described cylindrical portion (21) is provided with cylindrical groove (213), the lower surface of described slide plate (13) is provided with annular protrusion (131), described cylindrical groove (213) and annular protrusion (131) threaded engagement, described piston head (2) is equipped with pressure transducer (3), the second O-ring seal (221) it is provided with between described pressure transducer (3) and tapered portion (22), the second annular groove (214) it is provided with between described pressure transducer (3) and cylindrical portion (21), described second annular groove (214) is embedded with the 3rd O-ring seal (215), described 3rd O-ring seal (215) is pressed on the second annular groove (214) by the hold-down bolt (216) being connected on the second annular groove (214), described base (1) is provided with and is coaxially disposed and is available for, with piston head (2), the cavity (15) that pipe under test (a) is inserted, described base (1) side is connected to control chamber (4), described control chamber (4) is connected to controller (41), described control chamber (4) is connected to display screen (5), described display screen (5) and controller (41) electrical connection, described pressure transducer (3) is electrically connected with controller (41) by wire (31), described slide plate (13) is provided with the passage (132) being available for wire (31) traverse.
2. seal for pipe joints performance testing device according to claim 1, it is characterised in that: described second O-ring seal (221) is at least provided with twice.
3. seal for pipe joints performance testing device according to claim 2, it is characterised in that: described 3rd O-ring seal (215) is at least provided with twice.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521126248.9U CN205317431U (en) | 2015-12-29 | 2015-12-29 | Seal for pipe joints capability test device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521126248.9U CN205317431U (en) | 2015-12-29 | 2015-12-29 | Seal for pipe joints capability test device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205317431U true CN205317431U (en) | 2016-06-15 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521126248.9U Active CN205317431U (en) | 2015-12-29 | 2015-12-29 | Seal for pipe joints capability test device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205317431U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108106793A (en) * | 2017-12-07 | 2018-06-01 | 嵊州领航信息科技有限公司 | A kind of pressure-detecting device of pipe end |
| CN108303215A (en) * | 2018-03-22 | 2018-07-20 | 山西能源学院 | A kind of sealing property testing equipment of hydraulic pressure flower bud shape sealing ring |
| CN108507721A (en) * | 2018-03-22 | 2018-09-07 | 郑州琼佩电子技术有限公司 | A kind of sealing performance test method of flower bud shape sealing ring |
| CN110426154A (en) * | 2019-07-15 | 2019-11-08 | 合肥和瑞机械制造有限公司 | A kind of multifunctional pipe air-tightness detection device |
| CN110926642A (en) * | 2019-11-28 | 2020-03-27 | 广东海洋大学 | Intelligent detection device and system for energy efficiency of electric cooker |
-
2015
- 2015-12-29 CN CN201521126248.9U patent/CN205317431U/en active Active
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108106793A (en) * | 2017-12-07 | 2018-06-01 | 嵊州领航信息科技有限公司 | A kind of pressure-detecting device of pipe end |
| CN108303215A (en) * | 2018-03-22 | 2018-07-20 | 山西能源学院 | A kind of sealing property testing equipment of hydraulic pressure flower bud shape sealing ring |
| CN108507721A (en) * | 2018-03-22 | 2018-09-07 | 郑州琼佩电子技术有限公司 | A kind of sealing performance test method of flower bud shape sealing ring |
| CN108303215B (en) * | 2018-03-22 | 2019-09-17 | 山西能源学院 | A kind of hydraulic sealing property testing equipment with flower bud shape sealing ring |
| CN108507721B (en) * | 2018-03-22 | 2019-11-22 | 周哉云 | A kind of sealing performance test method of flower bud shape sealing ring |
| CN110426154A (en) * | 2019-07-15 | 2019-11-08 | 合肥和瑞机械制造有限公司 | A kind of multifunctional pipe air-tightness detection device |
| CN110926642A (en) * | 2019-11-28 | 2020-03-27 | 广东海洋大学 | Intelligent detection device and system for energy efficiency of electric cooker |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |