CN209819031U - Pipe clamping tool for sealing pipeline of pressure instrument - Google Patents
Pipe clamping tool for sealing pipeline of pressure instrument Download PDFInfo
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- CN209819031U CN209819031U CN201822159130.6U CN201822159130U CN209819031U CN 209819031 U CN209819031 U CN 209819031U CN 201822159130 U CN201822159130 U CN 201822159130U CN 209819031 U CN209819031 U CN 209819031U
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- pipeline
- driving rod
- guide structure
- pipeline clamp
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Abstract
The utility model belongs to the technical field of take pressure instrument tube seal, concretely relates to be used for taking pressure instrument tube seal's double-layered pipe method and instrument, aim at provides and is used for taking pressure instrument tube seal's double-layered pipe method and instrument, aims at solving and leaks and take pressure instrument tube seal to deal with the problem. The device is characterized by comprising an end pressing block, a handheld sleeve, a guide structure, a lower fixed end plate, a movable end plate, a driving rod, an upper fixed end plate, a fixed pre-tightening structure, a pipeline clamp and a pipeline clamp fixing piece. The utility model discloses according to the pipeline sealing's of area pressure requirement, realized being used for leaking the pipeline sealing of area pressure and dealt with.
Description
Technical Field
The utility model belongs to the technical field of take pressure instrument tube seal, concretely relates to be used for taking pressure instrument tube seal's double-layered pipe tool.
Background
Production enterprises such as power stations and chemical industries have a plurality of instrument pipelines, and media in the pipelines are high-pressure and high-temperature steam or dangerous chemicals and the like. In the production process, these pressure pipes often take place to run and fall the water clock, and can't handle fast under the general condition, can bring huge safe risk and economic loss for the enterprise.
The existing leak stopping workers have 3 types, one is to stop the leakage by injecting glue chemical adhesive and other modes, the method has the defects that an operator needs to contact a leakage point in a close range, and the leaked medium is often high temperature and high pressure or toxic substances, so the personnel injury can be caused to the operator; meanwhile, this approach cannot handle leaks with oversized leak points;
one is to press the pipe by an external annular cutting sleeve, the disadvantage of this method is that the operator must touch the leak point in close range, in addition, this method can not deal with the leakage with too high pressure, temperature and small pipe diameter;
the last is a mode of driving and extruding the pipeline to generate deformation and sealing through a hydraulic tool, and the device is integrated by a hydraulic cylinder and a clamp, so that the device has the limitations of overlarge volume and weight, single size of the treated pipeline and the like.
SUMMERY OF THE UTILITY MODEL
Based on the prior art, the invention aims to provide a pipe clamping method and a pipe clamping tool for sealing a pipeline of a pressure instrument, and aims to solve the problem of leakage and disposal of the pipeline of the pressure instrument.
The utility model discloses a realize like this:
a pipe clamping tool for sealing a pipeline of an instrument with pressure comprises an end pressing block, a handheld sleeve, a guide structure, a lower fixed end plate, a movable end plate, a driving rod, an upper fixed end plate, a fixed pre-tightening structure, a pipeline clamp and a pipeline clamp fixing piece; the end pressing block is arranged at the upper end of the handheld sleeve and used for preventing the driving rod from moving radially; the lower end of the handheld sleeve is fixedly connected with the lower fixed end plate, so that the handheld sleeve is convenient to hold; the guide structure sequentially penetrates through the lower fixed end plate, the movable end plate and the upper fixed end plate from top to bottom and is used for providing a moving track of the movable end plate; the lower fixed end plate is positioned above the movable end plate and used for providing support for the end pressing block, the handheld sleeve and the driving rod; the movable end plate is positioned above the upper fixed end plate and used for driving the pipeline clamp to press downwards so as to clamp the pipeline; the driving rod sequentially penetrates through the end pressing block, the handheld sleeve and the lower fixed end plate from top to bottom, and the lower end of the driving rod is fixedly connected with the movable end plate and used for driving the movable end plate to move up and down; the upper fixed end plate is arranged at the lower end of the guide structure and is of a detachable structure; the fixed pre-tightening structure is arranged on the movable end plate and used for fixing the movable end plate on the guide structure; the pipeline clamp is fixed on the movable end plate and the upper fixed end plate through the pipeline clamp fixing piece respectively and used for clamping the pipeline; the end pressing block, the handheld sleeve, the lower fixed end plate, the movable end plate, the driving rod and the upper fixed end plate are coaxially arranged.
The end pressing block is integrally cylindrical, and a through hole with the inner diameter matched with the outer diameter of the driving rod is formed in the center and is used for penetrating through the driving rod; a circular groove is formed in the lower end of the end pressing block, and an internal thread is arranged in the groove and used for being connected with a handheld sleeve.
The whole handheld sleeve is annular, and the upper end of the handheld sleeve is provided with an external thread for connecting the end pressing block; the interior of the handheld sleeve is used for the driving rod to pass through, and the lower end of the handheld sleeve is welded and fixed with the lower fixed end plate.
The whole guide structure is in a cylindrical rod shape, and the upper part, the middle part and the lower part are provided with external threads for mounting nuts; the guide structures on the left side sequentially penetrate through the left ends of the lower fixed end plate, the movable end plate and the upper fixed end plate from top to bottom, and the guide structures on the right side sequentially penetrate through the right ends of the lower fixed end plate, the movable end plate and the upper fixed end plate from top to bottom.
The lower fixing end plate is integrally cuboid, and the left end and the right end of the upper end surface are provided with through holes for penetrating through the guide structure and fixedly connected with the guide structure through nuts; a stepped hole is formed in the center of the lower fixed end plate, and the inner diameter of the upper part is larger than that of the lower part; the upper part of the stepped hole is used for welding and fixing the handheld sleeve, and the lower part of the stepped hole is used for penetrating through the driving rod; the lower fixed end plate is detachable before use.
The movable end plate is integrally cuboid, and the left end and the right end of the upper end surface are provided with through holes for penetrating through the guide structure and fixedly connected with the guide structure through the fixed pre-tightening structure; the center of the upper end surface of the movable end plate is provided with a circular groove, the inner diameter of the circular groove is matched with the outer diameter of the driving rod, and the inner wall of the circular groove is provided with internal threads for connecting the driving rod; the lower end surface of the movable end plate is provided with two circular grooves along the central symmetrical position, the inner diameter of the circular grooves is matched with the outer diameter of the pipeline clamp fixing piece, and the inner wall of the circular grooves is provided with internal threads for installing the pipeline clamp fixing piece; the two circular grooves of the movable end plate are positioned at the inner sides of the left and right ends of the upper end surface, which are provided with the through holes.
The whole driving rod is cylindrical, and the lower end of the driving rod is provided with external threads for connecting the movable end plate.
The whole upper fixed end plate is cuboid, and the left end and the right end of the upper end surface are provided with through holes for penetrating through the guide structure and fixedly connected with the guide structure through nuts; the upper end surface of the upper fixed end plate is provided with two circular grooves along the central symmetrical position, the inner diameter of the circular grooves is matched with the outer diameter of the pipeline clamp fixing piece, and the inner wall of the circular grooves is provided with internal threads for installing the pipeline clamp fixing piece; the two circular grooves of the upper fixed end plate are positioned at the inner sides of the left and right ends of the upper end surface, which are provided with the through holes.
The whole pipeline clamp is cuboid, and the upper pipeline clamp and the lower pipeline clamp are oppositely arranged; the upper end surface of the pipeline clamp is provided with two circular through holes along the central symmetrical position, the inner diameter of the circular through holes is matched with the outer diameter of the pipeline clamp fixing piece, and the inner wall of the circular through holes is provided with internal threads for installing the pipeline clamp fixing piece; the upper pipeline clamp is fixed at the lower end of the movable end plate through a pipeline clamp fixing piece, and the lower pipeline clamp is fixed at the upper end of the upper fixed end plate through a pipeline clamp fixing piece; and arc-shaped chamfers are arranged on four edges of the contact surface of the pipeline clamp and the pipeline.
A pipe clamping method for sealing a pipeline of an instrument with pressure comprises the steps that an upper fixed end plate is loosened before pipe clamping, a pipeline clamp with a corresponding model specification is selected according to the pipe diameter of a pipeline to be clamped, and the pipeline clamp is fixed on a movable end plate and the upper fixed end plate through pipeline clamp fixing pieces; loading the pipe to be clamped, and fixing the upper fixing end plate by using a nut after loading; connecting an external driving component; the external driving part drives the driving rod, the movable end plate and the pipeline clamp to move, so that a pipeline to be clamped is extruded and deformed, and after the pipeline is sealed to achieve the expected purpose, the pre-tightening structure is screwed and fixed, so that the pipeline is kept in a sealed state; and (5) disassembling the external driving part.
The utility model has the advantages that:
the utility model discloses according to the requirement of taking the pressure tube-sealing, realized being used for leaking the device that takes the pressure tube-sealing to deal with. The device is characterized in that:
1. the supported external driving part can be detached, so that the load bearing of the instrument pipeline can be greatly reduced;
2. the supported external driving part can be replaced into devices with different specifications according to different pipe diameters;
3. the supported external driving part can be various devices such as a hydraulic press, a ratchet wrench and the like, so that the use is more convenient;
4. different specifications of pipeline clamps can be selected according to different pipe diameters so as to achieve a proper sealing effect;
5. the contact surface of the pipeline clamp is provided with a straight section to adapt to the diameters of instruments with different specifications;
6. the two sides of the pipeline clamp are provided with certain chamfer radians, so that overlarge local stress of the pipeline and even damage can be prevented;
7. the same fixing mode is adopted, the effect of easy replacement is achieved, and the use is simple and convenient.
Drawings
FIG. 1 is a schematic structural view of a pipe clamping tool for sealing a pipe of a pressure gauge according to the present invention;
fig. 2 is a left side view of the pipe clamp of the pipe clamping tool for sealing the pipe of the pressure gauge of the present invention.
Wherein: 1. the device comprises an end pressing block, 2 parts of a handheld sleeve, 3 parts of a guide structure, 4 parts of a lower fixed end plate, 5 parts of a movable end plate, 6 parts of a driving rod, 7 parts of an upper fixed end plate, 8 parts of a fixed pre-tightening structure, 9 parts of a pipeline clamp and 10 parts of a pipeline clamp fixing piece.
Detailed Description
The invention is further described below with reference to the drawings and examples.
As shown in fig. 1, a pipe clamping tool for sealing a pipeline of a pressure instrument comprises an end pressing block 1, a handheld sleeve 2, a guide structure 3, a lower fixed end plate 4, a movable end plate 5, a driving rod 6, an upper fixed end plate 7, a fixed pre-tightening structure 8, a pipeline clamp 9 and a pipeline clamp fixing part 10. The end pressing block 1 is installed at the upper end of the hand sleeve 2 for preventing the radial movement of the driving rod 6. The lower end of the handheld sleeve 2 is fixedly connected with the lower fixed end plate 4, so that the handheld sleeve is convenient to hold. The guide structure 3 sequentially penetrates through the lower fixed end plate 4, the movable end plate 5 and the upper fixed end plate 7 from top to bottom and is used for providing a moving track of the movable end plate 5. The lower fixed end plate 4 is positioned above the movable end plate 5 and is used for providing support for the end pressing block 1, the handheld sleeve 2 and the driving rod 6. The movable end plate 5 is located above the upper fixed end plate 7 and is used for driving the pipe clamp 9 to press downwards so as to clamp the pipe. The driving rod 6 sequentially penetrates through the end pressing block 1, the handheld sleeve 2 and the lower fixed end plate 4 from top to bottom, and the lower end of the driving rod is fixedly connected with the movable end plate 5 and used for driving the movable end plate 5 to move up and down. The upper fixed end plate 7 is arranged at the lower end of the guide structure 3 and is of a detachable structure. The fixed pre-tightening structure 8 is mounted on the movable end plate 5 and is used for fixing the movable end plate 5 on the guide structure 3. The pipe clamp 9 is fixed on the movable end plate 5 and the upper fixed end plate 7 through a pipe clamp fixing member 10 respectively and is used for clamping a pipe. The end pressing block 1, the handheld sleeve 2, the lower fixed end plate 4, the movable end plate 5, the driving rod 6 and the upper fixed end plate 7 are coaxially arranged.
The end pressing block 1 is integrally cylindrical, and a through hole with the inner diameter matched with the outer diameter of the driving rod 6 is formed in the center and is used for penetrating through the driving rod 6; a circular groove is formed in the lower end of the end pressing block 1, and an internal thread is arranged in the groove and used for being connected with the handheld sleeve 2.
The whole handheld sleeve 2 is annular, and the upper end of the handheld sleeve is provided with an external thread for connecting the end pressing block 1; the drive rod 6 passes through the interior of the handheld sleeve 2, and the lower end of the handheld sleeve is welded and fixed with the lower fixed end plate 4.
The whole guide structure 3 is cylindrical rod-shaped, and the upper part, the middle part and the lower part are provided with external threads for installing nuts. The number of the guide structures 3 is two, the left guide structure 3 sequentially penetrates through the left ends of the lower fixed end plate 4, the movable end plate 5 and the upper fixed end plate 7 from top to bottom, and the right guide structure 3 sequentially penetrates through the right ends of the lower fixed end plate 4, the movable end plate 5 and the upper fixed end plate 7 from top to bottom.
The lower fixed end plate 4 is integrally rectangular, and through holes are formed in the left end and the right end of the upper end face and used for penetrating through the guide structure 3 and fixedly connected with the guide structure 3 through nuts. The center of the lower fixed end plate 4 is provided with a stepped hole, and the inner diameter of the upper part is larger than that of the lower part. The upper part of the stepped hole is used for welding and fixing the handheld sleeve 2, and the lower part of the stepped hole is used for penetrating through the driving rod 6. The lower fixed end plate 4 can be detached before use, so that a longer instrument pipeline can be conveniently installed into the clamp, and the instrument pipeline is fixed by nuts after being installed.
The movable end plate 5 is integrally rectangular, and through holes are formed in the left end and the right end of the upper end face and used for penetrating through the guide structure 3 and fixedly connected with the guide structure 3 through the fixed pre-tightening structure 8. The fixed pre-tightening structure 8 is realized by adopting a nut. The center of the upper end surface of the movable end plate 5 is provided with a circular groove, the inner diameter of the circular groove is matched with the outer diameter of the driving rod 6, and the inner wall of the circular groove is provided with internal threads for connecting the driving rod 6. Two circular grooves are arranged on the lower end face of the movable end plate 5 along the central symmetrical position, the inner diameter of each circular groove is matched with the outer diameter of the pipe clamp fixing piece 10, and internal threads are arranged on the inner wall of each circular groove and used for installing the pipe clamp fixing piece 10. The two circular grooves of the movable end plate 5 are positioned at the inner sides of the through holes arranged at the left end and the right end of the upper end surface.
The whole driving rod 6 is cylindrical, and the lower end of the driving rod is provided with external threads for connecting the movable end plate 5.
The upper fixing end plate 7 is integrally rectangular, and through holes are formed in the left end and the right end of the upper end face and used for penetrating through the guide structure 3 and fixedly connected with the guide structure 3 through nuts. Two circular grooves are formed in the upper end face of the upper fixing end plate 7 along the central symmetrical position, the inner diameter of each circular groove is matched with the outer diameter of the pipe clamp fixing piece 10, and internal threads are formed in the inner wall of each circular groove and used for installing the pipe clamp fixing piece 10. The two circular grooves of the upper fixed end plate 7 are positioned at the inner sides of the through holes arranged at the left end and the right end of the upper end surface.
As shown in fig. 1 and 2, the pipe clamp 9 is rectangular in overall shape, and has two upper and lower parts in total and arranged to face each other. Two circular through holes are formed in the upper end face of the pipeline clamp 9 along the central symmetrical position, the inner diameter of each circular through hole is matched with the outer diameter of the pipeline clamp fixing piece 10, and an inner thread is arranged on the inner wall of each circular through hole and used for installing the pipeline clamp fixing piece 10. The upper pipe clamp 9 is fixed at the lower end of the movable end plate 5 through a pipe clamp fixing member 10, and the lower pipe clamp 9 is fixed at the upper end of the upper fixed end plate 7 through a pipe clamp fixing member 10. The pipe clamp fixing member 10 is implemented using bolts. The four edges of the contact surface of the pipeline clamp 9 and the pipeline are provided with arc chamfers, so that the local stress of the pipeline can be prevented from being overlarge, and the pipeline is prevented from being damaged. The specification of the pipe clamp 9 can be selected and adjusted according to the pipe diameter of the pipe.
In the present embodiment, the pipe clamp 9 is made of a Cr12MoV hard steel material.
Before clamping the pipe, loosening the upper fixed end plate 7, selecting a pipe clamp 9 with a corresponding model specification according to the pipe diameter of the pipe to be clamped, and fixing the pipe clamp on the movable end plate 5 and the upper fixed end plate 7 through a pipe clamp fixing piece 10 respectively; the pipe to be clamped is placed, and the upper fixing end plate 7 is fixed by using a nut after the pipe is placed; connecting an external driving component; the external driving part drives 6 the driving rod, the movable end plate 5 and the pipeline clamp 9 to move, so that the pipeline to be clamped is extruded and deformed, and after the pipeline is sealed to achieve the expected purpose, the pre-tightening structure 8 is screwed and fixed to keep the pipeline in a sealed state; and (5) disassembling the external driving part. The external driving part adopts a hydraulic wrench or a ratchet wrench.
The present invention is not limited to the above-described embodiments, and various changes can be made without departing from the spirit and scope of the present invention by those skilled in the art. The prior art can be adopted for the content which is not described in detail in the specification of the present invention.
Claims (9)
1. The utility model provides a press sealed pipe clamping tool of pressure instrument pipeline which characterized in that: the device comprises an end pressing block (1), a handheld sleeve (2), a guide structure (3), a lower fixed end plate (4), a movable end plate (5), a driving rod (6), an upper fixed end plate (7), a fixed pre-tightening structure (8), a pipeline clamp (9) and a pipeline clamp fixing piece (10); the end pressing block (1) is arranged at the upper end of the handheld sleeve (2) and used for preventing the driving rod (6) from moving radially; the lower end of the handheld sleeve (2) is fixedly connected with the lower fixed end plate (4), so that the handheld sleeve is convenient to hold; the guide structure (3) sequentially penetrates through the lower fixed end plate (4), the movable end plate (5) and the upper fixed end plate (7) from top to bottom and is used for providing a motion track of the movable end plate (5); the lower fixed end plate (4) is positioned above the movable end plate (5) and is used for providing support for the end pressing block (1), the handheld sleeve (2) and the driving rod (6); the movable end plate (5) is positioned above the upper fixed end plate (7) and is used for driving the pipeline clamp (9) to press downwards so as to clamp the pipeline; the driving rod (6) sequentially penetrates through the end pressing block (1), the handheld sleeve (2) and the lower fixed end plate (4) from top to bottom, and the lower end of the driving rod is fixedly connected with the movable end plate (5) and used for driving the movable end plate (5) to move up and down; the upper fixed end plate (7) is arranged at the lower end of the guide structure (3) and is of a detachable structure; the fixed pre-tightening structure (8) is arranged on the movable end plate (5) and is used for fixing the movable end plate (5) on the guide structure (3); the pipeline clamp (9) is respectively fixed on the movable end plate (5) and the upper fixed end plate (7) through a pipeline clamp fixing piece (10) and is used for clamping a pipeline; the end pressing block (1), the handheld sleeve (2), the lower fixed end plate (4), the movable end plate (5), the driving rod (6) and the upper fixed end plate (7) are coaxially arranged.
2. The tube clamping tool for sealing the pipeline of the pressure instrument according to claim 1, wherein: the end pressing block (1) is integrally cylindrical, and a through hole with the inner diameter matched with the outer diameter of the driving rod (6) is formed in the center and is used for penetrating through the driving rod (6); a circular groove is formed in the lower end of the end pressing block (1), and an internal thread is arranged in the groove and used for being connected with the handheld sleeve (2).
3. The tube clamping tool for sealing the pipeline of the pressure instrument according to claim 1, wherein: the whole handheld sleeve (2) is annular, and the upper end of the handheld sleeve is provided with an external thread for connecting the end pressing block (1); the interior of the handheld sleeve (2) is used for the driving rod (6) to pass through, and the lower end of the handheld sleeve is welded and fixed with the lower fixed end plate (4).
4. The tube clamping tool for sealing the pipeline of the pressure instrument according to claim 1, wherein: the whole guide structure (3) is cylindrical rod-shaped, and external threads are arranged on the upper part, the middle part and the lower part of the guide structure and are used for installing nuts; the number of the guide structures (3) is two, the left guide structure (3) sequentially penetrates through the left ends of the lower fixed end plate (4), the movable end plate (5) and the upper fixed end plate (7) from top to bottom, and the right guide structure (3) sequentially penetrates through the right ends of the lower fixed end plate (4), the movable end plate (5) and the upper fixed end plate (7) from top to bottom.
5. The tube clamping tool for sealing the pipeline of the pressure instrument according to claim 1, wherein: the lower fixing end plate (4) is integrally rectangular, and through holes are formed in the left end and the right end of the upper end face and used for penetrating through the guide structure (3) and fixedly connected with the guide structure (3) through nuts; a stepped hole is formed in the center of the lower fixed end plate (4), and the inner diameter of the upper part is larger than that of the lower part; the upper part of the stepped hole is used for welding and fixing the handheld sleeve (2), and the lower part of the stepped hole is used for penetrating through the driving rod (6); the lower fixed end plate (4) can be detached before use.
6. The tube clamping tool for sealing the pipeline of the pressure instrument according to claim 1, wherein: the movable end plate (5) is integrally rectangular, through holes are formed in the left end and the right end of the upper end face of the movable end plate and used for penetrating through the guide structure (3) and fixedly connected with the guide structure (3) through the fixed pre-tightening structure (8); a circular groove is formed in the center of the upper end face of the movable end plate (5), the inner diameter of the circular groove is matched with the outer diameter of the driving rod (6), and an internal thread is formed in the inner wall of the circular groove and used for being connected with the driving rod (6); the lower end face of the movable end plate (5) is provided with two circular grooves along the central symmetrical position, the inner diameter of the circular grooves is matched with the outer diameter of the pipeline clamp fixing piece (10), and the inner wall of the circular grooves is provided with internal threads for installing the pipeline clamp fixing piece (10); the two circular grooves of the movable end plate (5) are positioned at the inner sides of the left and right ends of the upper end surface, which are provided with the through holes.
7. The tube clamping tool for sealing the pipeline of the pressure instrument according to claim 1, wherein: the whole driving rod (6) is cylindrical, and the lower end of the driving rod is provided with external threads for connecting the movable end plate (5).
8. The tube clamping tool for sealing the pipeline of the pressure instrument according to claim 1, wherein: the upper fixing end plate (7) is integrally rectangular, and through holes are formed in the left end and the right end of the upper end face and used for penetrating through the guide structure (3) and fixedly connected with the guide structure (3) through nuts; the upper end surface of the upper fixed end plate (7) is provided with two circular grooves along the central symmetrical position, the inner diameter of the circular grooves is matched with the outer diameter of the pipeline clamp fixing piece (10), and the inner wall of the circular grooves is provided with internal threads for installing the pipeline clamp fixing piece (10); the two circular grooves of the upper fixed end plate (7) are positioned at the inner sides of the left and right ends of the upper end surface, which are provided with through holes.
9. The tube clamping tool for sealing the pipeline of the pressure instrument according to claim 1, wherein: the whole pipeline clamp (9) is cuboid, and the upper pipeline clamp and the lower pipeline clamp are oppositely arranged; the upper end face of the pipeline clamp (9) is provided with two circular through holes along the central symmetrical position, the inner diameter of the circular through holes is matched with the outer diameter of the pipeline clamp fixing piece (10), and the inner wall of the circular through holes is provided with internal threads for installing the pipeline clamp fixing piece (10); the upper pipeline clamp (9) is fixed at the lower end of the movable end plate (5) through a pipeline clamp fixing piece (10), and the lower pipeline clamp (9) is fixed at the upper end of the upper fixed end plate (7) through a pipeline clamp fixing piece (10); and arc-shaped chamfers are arranged on four edges of the contact surface of the pipeline clamp (9) and the pipeline.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822159130.6U CN209819031U (en) | 2018-12-21 | 2018-12-21 | Pipe clamping tool for sealing pipeline of pressure instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822159130.6U CN209819031U (en) | 2018-12-21 | 2018-12-21 | Pipe clamping tool for sealing pipeline of pressure instrument |
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| Publication Number | Publication Date |
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| CN209819031U true CN209819031U (en) | 2019-12-20 |
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| CN201822159130.6U Active CN209819031U (en) | 2018-12-21 | 2018-12-21 | Pipe clamping tool for sealing pipeline of pressure instrument |
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| CN (1) | CN209819031U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109442134A (en) * | 2018-12-21 | 2019-03-08 | 核动力运行研究所 | Clamp Method and kit for for instrument piping with pressure sealing |
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2018
- 2018-12-21 CN CN201822159130.6U patent/CN209819031U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109442134A (en) * | 2018-12-21 | 2019-03-08 | 核动力运行研究所 | Clamp Method and kit for for instrument piping with pressure sealing |
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