CN109442134A - Clamp Method and kit for for instrument piping with pressure sealing - Google Patents
Clamp Method and kit for for instrument piping with pressure sealing Download PDFInfo
- Publication number
- CN109442134A CN109442134A CN201811574012.XA CN201811574012A CN109442134A CN 109442134 A CN109442134 A CN 109442134A CN 201811574012 A CN201811574012 A CN 201811574012A CN 109442134 A CN109442134 A CN 109442134A
- Authority
- CN
- China
- Prior art keywords
- end plate
- pipeline
- guide frame
- fixed
- movable end
- 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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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L55/00—Devices or appurtenances for use in, or in connection with, pipes or pipe systems
- F16L55/16—Devices for covering leaks in pipes or hoses, e.g. hose-menders
- F16L55/168—Devices for covering leaks in pipes or hoses, e.g. hose-menders from outside the pipe
Abstract
The invention belongs to instrument piping technical field of sealing technology with pressure, more particularly to a kind of clamp Method and kit for for instrument piping with pressure sealing, purpose is, proposes the clamp Method and kit for for instrument piping with pressure sealing, it is intended to solve leakage instrument piping with pressure and seal handling problems.It is characterized in that, it includes end briquetting, hand-held sleeve, guide frame, lower fixed charge method end plate, movable end plate, drive rod, upper fixing end plate, fixed pre-pressing structure, pipeline jig and pipeline jig fixing piece.The requirement that the present invention is sealed according to pipeline with pressure is realized for leaking pipeline with pressure sealing disposition.
Description
Technical field
The invention belongs to instrument piping technical field of sealing technology with pressure, and in particular to it is a kind of for instrument piping with pressure sealing
Clamp Method and kit for.
Background technique
There is numerous instrument pipings in production enterprises such as power station, chemical industry, these pipeline internal mediums are usually high pressure, height
Steam or harmful influence of temperature etc..In process of production, these pressure pipes evaporating, emitting, dripping or leaking of liquid or gas frequent occurrence, and under normal circumstances can not be fast
Speed processing, can bring huge security risk and economic loss to enterprise.
Current existing leak stoppage tool has 3 kinds, and one is carry out leak stopping, the party by modes such as injection glue chemical adhesives
The shortcomings that method be operator must close contact leak source, the medium leaked out is often high temperature and pressure or toxicant,
Therefore personal injury can be caused to operator；Meanwhile which cannot handle the oversized leakage of leak source；
One is being crimped on pipeline by outer annular cutting ferrule, the shortcomings which is that operator must be closely
Leak source is contacted, in addition, which is unable to processing pressure, temperature excessively high, the lesser leakage of caliber；
Finally one is in such a way that hydraulic tool driving and extrusion pipe generate deformation and sealing, this kind of device is liquid
Cylinder pressure and fixture integral type, there are volume, weight are excessive, the limitations such as the line size that can be handled is single.
Summary of the invention
Based on the prior art, it is an object of the present invention to propose the clamp method and work that seal for instrument piping with pressure
Tool, it is intended to solve to leak instrument piping sealing handling problems with pressure.
The present invention is implemented as follows:
A kind of clamp tool for instrument piping with pressure sealing, including end briquetting, hand-held sleeve, guide frame, under
Fixed charge method end plate, movable end plate, drive rod, upper fixing end plate, fixed pre-pressing structure, pipeline jig and pipeline jig fixing piece；End
Portion's briquetting is mounted on the upper end of hand-held sleeve, for preventing moving radially for drive rod；The lower end of hand-held sleeve and lower fixing end
Plate is fixedly connected, convenient hand-held；Guide frame sequentially passes through lower fixed charge method end plate, movable end plate and upper fixing end plate from top to bottom,
For providing the tracks of movable end plate；Lower fixed charge method end plate is located at the top of movable end plate, for being end briquetting, hand-held set
Cylinder and drive rod provide support；Movable end plate is located at the top of upper fixing end plate, for driving pipeline jig to push to realize
Clamping for pipeline；Drive rod sequentially passes through end briquetting, hand-held sleeve and lower fixed charge method end plate, lower end and activity from top to bottom
End plate is fixedly connected, for driving movable end plate to move up and down；Upper fixing end plate is mounted on the lower end of guide frame, is detachable
Structure；Fixed pre-pressing structure is mounted on movable end plate, for movable end plate to be fixed on guide frame；Pipeline jig difference
It is fixed on movable end plate and upper fixing end plate by pipeline jig fixing piece, is used for clamping pipe；End briquetting, hand-held set
Cylinder, lower fixed charge method end plate, movable end plate, drive rod, the coaxial arrangement of upper fixing end plate.
End as described above briquetting generally cylindrical, center offer internal diameter and lead to what drive rod outer diameter matched
Hole, for across drive rod；End briquetting lower end offers circular groove, is provided with internal screw thread in groove, hand-held for connecting
Sleeve.
Hand-held sleeve generally circular ring shape as described above, upper end is provided with external screw thread, for connecting end briquetting；It is hand-held
Sleeve inner is passed through for drive rod, and lower end is welded and fixed with lower fixed charge method end plate.
Guide frame as described above is generally cylindrical rod-shaped, and top, middle part, lower part are provided with external screw thread, are used for
Nut is installed；Guide frame shares two, the guide frame in left side sequentially pass through from top to bottom lower fixed charge method end plate, movable end plate and
The left end of upper fixing end plate, the guide frame on right side sequentially pass through lower fixed charge method end plate, movable end plate and upper fixing end from top to bottom
The right end of plate.
Lower fixed charge method end plate generally cuboid as described above, the left and right ends of upper surface offer through-hole, for wearing
Guide frame is crossed, is fixedly connected by nut with guide frame；Lower fixed charge method end plate center offers stepped bore, in top
Diameter is greater than the internal diameter of lower part；Stepped bore top is used for for hand-held sleeve, stepped bore lower part to be welded and fixed across drive rod；
Lower fixed charge method end plate is using preceding detachable.
Activity end plate generally cuboid, the left and right ends of upper surface as described above offer through-hole, for across
Guide frame is fixedly connected by fixed pre-pressing structure with guide frame；Movable end plate upper surface center offers circle
The outer diameter of slot, internal diameter and drive rod matches, and inner wall is provided with internal screw thread, for connecting drive rod；Movable end plate lower end surface edge
Central symmetry position is opened up there are two circular trough, and the outer diameter of internal diameter and pipeline jig fixing piece matches, and inner wall is provided with interior
Screw thread is used for pipe laying clamp mount；The left and right ends that two circular troughs of movable end plate are located at upper surface open up through-hole
Inside.
Drive rod generally cylindrical as described above, lower end is provided with external screw thread, for connecting movable end plate.
Upper fixing end plate as described above generally cuboid, the left and right ends of upper surface offer through-hole, for wearing
Guide frame is crossed, is fixedly connected by nut with guide frame；Upper fixing end plate upper surface offers two along central symmetry position
The outer diameter of a circular trough, internal diameter and pipeline jig fixing piece matches, and inner wall is provided with internal screw thread, is used for pipe laying fixture
Fixing piece；The left and right ends that two circular troughs of upper fixing end plate are located at upper surface open up the inside of through-hole.
Pipeline jig generally cuboid as described above shares two up and down, is oppositely arranged；Pipeline jig upper surface
It opens up along central symmetry position there are two circular through hole, the outer diameter of internal diameter and pipeline jig fixing piece matches, inner wall setting
There is internal screw thread, is used for pipe laying clamp mount；The pipeline jig of top is fixed on movable end by pipeline jig fixing piece
The lower end of plate, the pipeline jig of lower section are fixed on the upper end of upper fixing end plate by pipeline jig fixing piece；Pipeline jig and pipe
The four edges of road contact surface are provided with circular arc chamfering.
A kind of clamp method for instrument piping with pressure sealing unclamps upper fixing end plate, for clamp before clamp
The choice of diameter in road corresponds to the pipeline jig of model specification, is separately fixed at movable end plate and upper solid by pipeline jig fixing piece
On the plate of fixed end；It is packed into pipeline to be pressed from both sides, is fixed upper fixing end plate using nut after loading；Connect external drive component；It is external
Driving part drives drive rod, movable end plate and pipeline jig movement, thus squeeze pipeline to be pressed from both sides and it is made to generate deformation,
It is to be sealed achieve the desired purpose after, tighten fixed pre-pressing structure, make pipeline keep sealing state；Dismantle external drive component.
The beneficial effects of the present invention are:
The requirement that the present invention is sealed according to pipeline with pressure realizes the device for leaking pipeline with pressure sealing disposition.It should
The characteristics of device, is:
1. the external drive component supported is detachable, instrument pipeline load-bearing can be mitigated significantly；
2. the device that the external drive component supported can need to be substituted for different size according to different tube diameters；
3. the external drive component supported can be the multiple types device such as hydraulic press, ratchet spanner, more convenient to use；
4. the pipeline jig of different size may be selected, for different tube diameters to reach suitable sealing effect；
5. flat segments are arranged in pipeline jig contact surface, to be adapted to the instrument caliber of different size；
6. certain chamfering radian is arranged in the both sides of pipeline jig, pipeline local stress can be prevented excessive, or even damaged；
7. using identical fixed form, achievees the effect that be easy replacement, use simplicity.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the clamp tool for instrument piping with pressure sealing of the invention；
Fig. 2 is the left view of the pipeline jig of the clamp tool for instrument piping with pressure sealing of the invention.
Wherein: 1. end briquettings, 2. hand-held sleeves, 3. guide frames, 4. lower fixed charge method end plates, 5. movable end plates, 6. drivings
Bar, 7. upper fixing end plates, 8. fixed pre-pressing structures, 9. pipeline jigs, 10. pipeline jig fixing pieces.
Specific embodiment
The present invention is described further with reference to the accompanying drawings and examples.
As shown in Figure 1, a kind of clamp tool for instrument piping with pressure sealing, including end briquetting 1, hand-held sleeve 2,
Guide frame 3, lower fixed charge method end plate 4, movable end plate 5, drive rod 6, upper fixing end plate 7, fixed pre-pressing structure 8,9 and of pipeline jig
Pipeline jig fixing piece 10.End briquetting 1 is mounted on the upper end of hand-held sleeve 2, for preventing moving radially for drive rod 6.Hand
The lower end of holding sleeve 2 is fixedly connected with lower fixed charge method end plate 4, convenient hand-held.Guide frame 3 sequentially passes through lower fixing end from top to bottom
Plate 4, movable end plate 5 and upper fixing end plate 7, for providing the tracks of movable end plate 5.Lower fixed charge method end plate 4 is located at movable end
The top of plate 5, for providing support for end briquetting 1, hand-held sleeve 2 and drive rod 6.Movable end plate 5 is located at upper fixing end plate 7
Top, realize clamping for pipeline for driving pipeline jig 9 to push.Drive rod 6 sequentially passes through end from top to bottom
Portion's briquetting 1, hand-held sleeve 2 and lower fixed charge method end plate 4, lower end is fixedly connected with movable end plate 5, for driving movable about 5 end plate
Movement.Upper fixing end plate 7 is mounted on the lower end of guide frame 3, is detachable structure.Fixed pre-pressing structure 8 is mounted on movable end
On plate 5, for movable end plate 5 to be fixed on guide frame 3.Pipeline jig 9 is fixed by pipeline jig fixing piece 10 respectively
On movable end plate 5 and upper fixing end plate 7, it to be used for clamping pipe.End briquetting 1, hand-held sleeve 2, lower fixed charge method end plate 4, activity
End plate 5, drive rod 6, upper fixing end plate 7 are coaxially disposed.
The generally cylindrical of end briquetting 1, center offer the through-hole that internal diameter and 6 outer diameter of drive rod match, are used for
Across drive rod 6；Briquetting 1 lower end in end offers circular groove, is provided with internal screw thread in groove, for connecting hand-held sleeve 2.
The hand-held generally circular ring shape of sleeve 2, upper end is provided with external screw thread, for connecting end briquetting 1；In hand-held sleeve 2
Portion is passed through for drive rod 6, and lower end is welded and fixed with lower fixed charge method end plate 4.
Guide frame 3 is generally cylindrical rod-shaped, and top, middle part, lower part are provided with external screw thread, for installing nut.
Guide frame 3 shares two, and the guide frame 3 in left side sequentially passes through lower fixed charge method end plate 4, movable end plate 5 and upper solid from top to bottom
The left end of fixed end plate 7, the guide frame 3 on right side sequentially pass through lower fixed charge method end plate 4, movable end plate 5 and upper fixing end from top to bottom
The right end of plate 7.
Lower fixed charge method end plate 4 generally cuboid, the left and right ends of upper surface offer through-hole, for across guide frame
3, it is fixedly connected by nut with guide frame 3.Lower 4 center of fixed charge method end plate offers stepped bore, and upper inner diameter is greater than
The internal diameter of lower part.Stepped bore top is used for for hand-held sleeve 2, stepped bore lower part to be welded and fixed across drive rod 6.It is lower solid
Fixed end plate 4 is preceding detachable in use, to facilitate longer instrument piping to be packed into fixture, is secured with nuts again after said fitting.
Movable end plate 5 generally cuboid, the left and right ends of upper surface offer through-hole, are used for across guide frame 3,
It is fixedly connected by fixed pre-pressing structure 8 with guide frame 3.Fixed pre-pressing structure 8 is realized using nut.Movable 5 upper end of end plate
Face center offers circular trough, and the outer diameter of internal diameter and drive rod 6 matches, and inner wall is provided with internal screw thread, drives for connecting
Lever 6.Movable 5 lower end surface of end plate is opened up along central symmetry position there are two circular trough, internal diameter and pipeline jig fixing piece 10
Outer diameter matches, and inner wall is provided with internal screw thread, is used for pipe laying clamp mount 10.Two circular troughs of movable end plate 5
The inside of through-hole is opened up positioned at the left and right ends of upper surface.
The generally cylindrical of drive rod 6, lower end are provided with external screw thread, for connecting movable end plate 5.
The generally cuboid of upper fixing end plate 7, the left and right ends of upper surface offer through-hole, for across guide frame
3, it is fixedly connected by nut with guide frame 3.7 upper surface of upper fixing end plate opens up that there are two round along central symmetry position
The outer diameter of slot, internal diameter and pipeline jig fixing piece 10 matches, and inner wall is provided with internal screw thread, fixes for pipe laying fixture
Part 10.The left and right ends that two circular troughs of upper fixing end plate 7 are located at upper surface open up the inside of through-hole.
As depicted in figs. 1 and 2, the generally cuboid of pipeline jig 9 shares two up and down, is oppositely arranged.Pipeline jig
9 upper surfaces are opened up along central symmetry position there are two circular through hole, and the outer diameter of internal diameter and pipeline jig fixing piece 10 matches,
Inner wall is provided with internal screw thread, is used for pipe laying clamp mount 10.The pipeline jig 9 of top passes through pipeline jig fixing piece 10
It is fixed on the lower end of movable end plate 5, the pipeline jig 9 of lower section is fixed on upper fixing end plate 7 by pipeline jig fixing piece 10
Upper end.Pipeline jig fixing piece 10 is realized using bolt.The four edges in pipeline jig 9 and tube contacts face be provided with it is arc-shaped fall
Angle can prevent pipeline local stress excessive, avoid occurring damaged.The specification of pipeline jig 9 can according to the caliber of pipeline into
Row selection and adjustment.
In the present embodiment, pipeline jig 9 is made of Cr12MoV hard Steel material.
Before clamp, upper fixing end plate 7 is unclamped, the pipeline jig of model specification is corresponded to for the choice of diameter to clamp road
9, it is separately fixed on movable end plate 5 and upper fixing end plate 7 by pipeline jig fixing piece 10；It is packed into pipeline to be pressed from both sides, is packed into
It is using nut that upper fixing end plate 7 is fixed afterwards；Connect external drive component；External drive component drives 6 drive rods, movable end plate
5 and pipeline jig 9 move, thus squeeze pipeline to be pressed from both sides and make its generate deformation, it is to be sealed achieve the desired purpose after, tighten
Fixed pre-pressing structure 8, makes pipeline keep sealing state；Dismantle external drive component.The external drive component is using hydraulic
Spanner or ratchet spanner.
It is explained in detail above in conjunction with implementation method of the embodiment to invention, but invention is not limited to above-mentioned implementation
Example, within the knowledge of a person skilled in the art, can also make without departing from the purpose of the present invention
Various change out.The content that description in the present invention is not described in detail can use the prior art.
Claims (10)
1. a kind of clamp tool for instrument piping with pressure sealing, it is characterised in that: it includes end briquetting (1), hand-held set
Cylinder (2), guide frame (3), lower fixed charge method end plate (4), movable end plate (5), drive rod (6), upper fixing end plate (7), fixed preload
Structure (8), pipeline jig (9) and pipeline jig fixing piece (10)；End briquetting (1) is mounted on the upper end of hand-held sleeve (2), uses
In preventing moving radially for drive rod (6)；The lower end of hand-held sleeve (2) is fixedly connected with lower fixed charge method end plate (4), convenient hand-held；
Guide frame (3) sequentially passes through lower fixed charge method end plate (4), movable end plate (5) and upper fixing end plate (7) from top to bottom, for providing
The tracks of movable end plate (5)；Lower fixed charge method end plate (4) is located at the top of movable end plate (5), for being end briquetting (1), hand
Holding sleeve (2) and drive rod (6) provide support；Movable end plate (5) is located at the top of upper fixing end plate (7), for driving pipeline
Fixture (9) pushes to realize the clamping for pipeline；Drive rod (6) sequentially passes through end briquetting (1), hand-held set from top to bottom
Cylinder (2) and lower fixed charge method end plate (4), lower end is fixedly connected with movable end plate (5), for driving movable end plate (5) to move up and down；On
Fixed charge method end plate (7) is mounted on the lower end of guide frame (3), is detachable structure；Fixed pre-pressing structure (8) are mounted on movable end plate
(5) on, for movable end plate (5) to be fixed on guide frame (3)；Pipeline jig (9) passes through pipeline jig fixing piece respectively
(10) it is fixed on movable end plate (5) and upper fixing end plate (7), is used for clamping pipe；End briquetting (1), hand-held sleeve (2),
Lower fixed charge method end plate (4), movable end plate (5), drive rod (6), upper fixing end plate (7) coaxial arrangement.
2. the clamp tool according to claim 1 for instrument piping with pressure sealing, it is characterised in that: the end
Briquetting (1) generally cylindrical, center offer the through-hole that internal diameter and drive rod (6) outer diameter match, for across driving
Bar (6)；End briquetting (1) lower end offers circular groove, is provided with internal screw thread in groove, for connecting hand-held sleeve (2).
3. the clamp tool according to claim 1 for instrument piping with pressure sealing, it is characterised in that: described is hand-held
Sleeve (2) generally circular ring shape, upper end are provided with external screw thread, for connecting end briquetting (1)；Hand-held sleeve (2) are internal for driving
Lever (6) passes through, and lower end is welded and fixed with lower fixed charge method end plate (4).
4. the clamp tool according to claim 1 for instrument piping with pressure sealing, it is characterised in that: the guiding
Structure (3) is generally cylindrical rod-shaped, and top, middle part, lower part are provided with external screw thread, for installing nut；Guide frame (3)
Two are shared, the guide frame (3) in left side sequentially passes through lower fixed charge method end plate (4), movable end plate (5) and upper fixing end from top to bottom
The left end of plate (7), the guide frame (3) on right side sequentially pass through lower fixed charge method end plate (4), activity end plate (5) He Shanggu from top to bottom
The right end of fixed end plate (7).
5. the clamp tool according to claim 1 for instrument piping with pressure sealing, it is characterised in that: described is lower solid
Fixed end plate (4) generally cuboid, the left and right ends of upper surface offer through-hole, for passing through spiral shell across guide frame (3)
Mother is fixedly connected with guide frame (3)；Lower fixed charge method end plate (4) center offers stepped bore, and upper inner diameter is greater than lower part
Internal diameter；For being welded and fixed hand-held sleeve (2), stepped bore lower part is used for across drive rod (6) on stepped bore top；It is lower solid
Fixed end plate (4) is using preceding detachable.
6. the clamp tool according to claim 1 for instrument piping with pressure sealing, it is characterised in that: the activity
End plate (5) generally cuboid, the left and right ends of upper surface offer through-hole, for passing through fixation across guide frame (3)
Pre-pressing structure (8) is fixedly connected with guide frame (3)；Movable end plate (5) upper surface center offers circular trough, internal diameter with
The outer diameter of drive rod (6) matches, and inner wall is provided with internal screw thread, for connecting drive rod (6)；Movable end plate (5) lower end surface edge
Central symmetry position is opened up there are two circular trough, and internal diameter and the outer diameter of pipeline jig fixing piece (10) match, inner wall setting
There is internal screw thread, is used for pipe laying clamp mount (10)；Two circular troughs of movable end plate (5) are located at the left and right two of upper surface
End opens up the inside of through-hole.
7. the clamp tool according to claim 1 for instrument piping with pressure sealing, it is characterised in that: the driving
Bar (6) generally cylindrical, lower end are provided with external screw thread, for connecting movable end plate (5).
8. the clamp tool according to claim 1 for instrument piping with pressure sealing, it is characterised in that: described is upper solid
Fixed end plate (7) generally cuboid, the left and right ends of upper surface offer through-hole, for passing through spiral shell across guide frame (3)
Mother is fixedly connected with guide frame (3)；Upper fixing end plate (7) upper surface is opened up along central symmetry position there are two circular trough, interior
Diameter and the outer diameter of pipeline jig fixing piece (10) match, and inner wall is provided with internal screw thread, are used for pipe laying clamp mount
(10)；The left and right ends that two circular troughs of upper fixing end plate (7) are located at upper surface open up the inside of through-hole.
9. the clamp tool according to claim 1 for instrument piping with pressure sealing, it is characterised in that: the pipeline
Fixture (9) generally cuboid shares two up and down, is oppositely arranged；It is opened along central symmetry position pipeline jig (9) upper surface
If internal diameter and the outer diameter of pipeline jig fixing piece (10) match, and inner wall is provided with internal screw thread, is used for there are two circular through hole
Pipe laying clamp mount (10)；The pipeline jig (9) of top is fixed on movable end plate by pipeline jig fixing piece (10)
(5) lower end, the pipeline jig (9) of lower section are fixed on the upper end of upper fixing end plate (7) by pipeline jig fixing piece (10)；Pipe
Road fixture (9) and the four edges in tube contacts face are provided with circular arc chamfering.
10. a kind of clamp method for instrument piping with pressure sealing, special using clamp tool as described in claim 1
Sign is: before clamp, unclamping upper fixing end plate (7), the pipeline for corresponding to model specification for the choice of diameter to clamp road presss from both sides
Have (9), is separately fixed on movable end plate (5) and upper fixing end plate (7) by pipeline jig fixing piece (10)；It is packed into be pressed from both sides
Pipeline, it is using nut that upper fixing end plate (7) are fixed after loading；Connect external drive component；External drive component drives (6) to drive
Lever, movable end plate (5) and pipeline jig (9) movement, thus squeeze pipeline to be pressed from both sides and it is made to generate deformation, it is to be sealed to reach
To after expected purpose, fixed pre-pressing structure (8) are tightened, pipeline is made to keep sealing state；Dismantle external drive component.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811574012.XA CN109442134A (en) | 2018-12-21 | 2018-12-21 | Clamp Method and kit for for instrument piping with pressure sealing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811574012.XA CN109442134A (en) | 2018-12-21 | 2018-12-21 | Clamp Method and kit for for instrument piping with pressure sealing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109442134A true CN109442134A (en) | 2019-03-08 |
Family
ID=65534772
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811574012.XA Pending CN109442134A (en) | 2018-12-21 | 2018-12-21 | Clamp Method and kit for for instrument piping with pressure sealing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109442134A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0861523A (en) * | 1994-08-19 | 1996-03-08 | Osaka Gas Co Ltd | Squeeze-off tool |
| KR100902606B1 (en) * | 2008-09-03 | 2009-06-11 | 김용대 | Pinch valve |
| CN102806478A (en) * | 2012-08-20 | 2012-12-05 | 芜湖通和汽车管路系统有限公司 | Fixture for chamfering ends of steel pipes |
| CN205001757U (en) * | 2015-08-27 | 2016-01-27 | 杨松克 | Quick plugging device of oil gas pipeline is pressed in area |
| CN207049507U (en) * | 2017-08-16 | 2018-02-27 | 北京华油联合燃气开发有限公司 | A kind of pipeline blocking equipment |
| CN208252820U (en) * | 2018-04-19 | 2018-12-18 | 中核陕西铀浓缩有限公司 | A kind of uranium enrichment host expects pipe clamping device |
| CN209819031U (en) * | 2018-12-21 | 2019-12-20 | 核动力运行研究所 | Pipe clamping tool for sealing pipeline of pressure instrument |
-
2018
- 2018-12-21 CN CN201811574012.XA patent/CN109442134A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0861523A (en) * | 1994-08-19 | 1996-03-08 | Osaka Gas Co Ltd | Squeeze-off tool |
| KR100902606B1 (en) * | 2008-09-03 | 2009-06-11 | 김용대 | Pinch valve |
| CN102806478A (en) * | 2012-08-20 | 2012-12-05 | 芜湖通和汽车管路系统有限公司 | Fixture for chamfering ends of steel pipes |
| CN205001757U (en) * | 2015-08-27 | 2016-01-27 | 杨松克 | Quick plugging device of oil gas pipeline is pressed in area |
| CN207049507U (en) * | 2017-08-16 | 2018-02-27 | 北京华油联合燃气开发有限公司 | A kind of pipeline blocking equipment |
| CN208252820U (en) * | 2018-04-19 | 2018-12-18 | 中核陕西铀浓缩有限公司 | A kind of uranium enrichment host expects pipe clamping device |
| CN209819031U (en) * | 2018-12-21 | 2019-12-20 | 核动力运行研究所 | Pipe clamping tool for sealing pipeline of pressure instrument |
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