CN221098302U - C-shaped liquid cargo tank hydrostatic test sealing assembly - Google Patents
C-shaped liquid cargo tank hydrostatic test sealing assembly Download PDFInfo
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- CN221098302U CN221098302U CN202323028548.0U CN202323028548U CN221098302U CN 221098302 U CN221098302 U CN 221098302U CN 202323028548 U CN202323028548 U CN 202323028548U CN 221098302 U CN221098302 U CN 221098302U
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- gasket
- sealing ring
- nut
- holes
- rubber sealing
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- 238000007789 sealing Methods 0.000 title claims abstract description 59
- 238000012360 testing method Methods 0.000 title claims abstract description 31
- 230000002706 hydrostatic effect Effects 0.000 title claims abstract description 25
- 239000007788 liquid Substances 0.000 title abstract description 15
- 230000007704 transition Effects 0.000 claims description 7
- 230000000149 penetrating effect Effects 0.000 claims description 6
- 239000007789 gas Substances 0.000 description 5
- 239000003949 liquefied natural gas Substances 0.000 description 2
- 239000003915 liquefied petroleum gas Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000004888 barrier function Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
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- Pressure Vessels And Lids Thereof (AREA)
Abstract
The utility model relates to a C-type liquid cargo tank hydrostatic test seal assembly, which comprises: the nut is welded on the air chamber sealing plate of the C-shaped tank body; a bottom gasket which is contacted with a boss on the inner wall of the nut; a rubber seal ring which is overlapped on the bottom gasket; a gasket superimposed on the rubber seal ring; the sensor connecting wires penetrate through the bottom gasket, the rubber sealing ring and the gasket; the bolt is in threaded connection with the nut, the other end of the sensor connecting wire penetrates out of the head of the bolt, and when the bolt is screwed with the nut, the rubber sealing ring is extruded to compress the wire hole on the sensor connecting wire and the rubber sealing ring. According to the hydraulic test sealing assembly for the C-shaped liquid cargo tank, the rubber sealing ring in the middle is extruded by the bolts and the nuts, a plurality of holes in the rubber sealing ring are compressed to achieve the purpose of compressing and sealing with a sensor connecting wire, and meanwhile, the bottom gaskets and the washers are arranged at two ends of the rubber sealing ring in the axial direction to keep the stability of the rubber sealing ring.
Description
Technical Field
The utility model relates to the technical field of liquid cargo tanks, in particular to a C-shaped liquid cargo tank hydrostatic test sealing assembly.
Background
Liquefied gas carrier vessels are used to transport liquefied gas, such as Liquefied Natural Gas (LNG) or liquefied petroleum gas (lpg), to a consumption location.
The liquefied gas carrier is classified into an independent tank type and a membrane type according to the type of the storage tank. The independent tank type does not form an integral structure including the housing and the tank together, but has an independent tank supported by a support member of the hull. The independent type may be classified into a type a, a type B, and a type C according to the number of barriers to prevent leakage of liquefied gas and pressure leakage.
After the C-shaped liquid cargo tank is manufactured, the C-shaped liquid cargo tank is subjected to a hydrostatic test according to standard requirements to eliminate stress, meanwhile, the first-made tank body is required to be subjected to stress change monitoring in the test process so as to check the influence of the test process on materials, ensure that the stress is released to the greatest extent in a safe environment, and the problem in front of the problem is how to transfer data out of the tank body through a stress sensing wire under the condition that the tank body is ensured to be sealed, so that the problem to be solved is urgently at present.
Disclosure of utility model
Therefore, the utility model aims to solve the technical problem that the stress sensing line of the hydrostatic test of the C-shaped liquid cargo tank in the prior art penetrates out of the tank body but is difficult to keep sealing.
In order to solve the technical problems, the utility model provides a C-shaped liquid cargo tank hydrostatic test sealing assembly, which comprises: the nut is welded on the air chamber sealing plate of the C-shaped tank body; the bottom gasket is arranged in the nut and is contacted with the boss on the inner wall of the nut; the rubber sealing ring is arranged in the nut and is overlapped on the bottom gasket; a washer disposed within the nut and overlying the rubber seal; the sensor connecting wires penetrate through the bottom gasket, the rubber sealing ring and the gasket, and one end of each sensor connecting wire penetrates out of the nut; the bolt is in threaded connection with the nut, the other end of the sensor connecting wire penetrates out of the head of the bolt, and when the bolt is screwed with the nut, the rubber sealing ring is extruded to compress the wire hole on the sensor connecting wire and the rubber sealing ring. The utility model discloses a C-type liquid cargo tank hydrostatic test sealing assembly, belongs to the field of ship hull construction, and aims to solve the problem that a C-type liquid cargo tank hydrostatic test stress sensing line penetrates out of a tank body to ensure sealing of the tank body. The utility model uses the principle that the bolt compresses the rubber to fill the threading near hole, and meets the sealing requirement under the test pressure of the tank body.
In one embodiment of the present utility model, the cross section of the bottom pad is circular, and the bottom pad is provided with a plurality of first through holes.
In one embodiment of the utility model, the cross section of the rubber sealing ring is circular, and a plurality of through holes II are formed in the rubber sealing ring.
In one embodiment of the utility model, the cross section of the gasket is circular, a plurality of through holes III are formed in the gasket, the through holes I, the through holes II and the through holes III are arranged in a one-to-one correspondence manner, the corresponding through holes I, the through holes II and the through holes III are in the same straight line, and the sensor connecting line penetrates through the through holes I, the through holes II and the through holes III.
In one embodiment of the utility model, a pressing convex part is arranged at one end of the bolt far away from the head, a through hole IV is arranged from the head of the bolt to the end part of the pressing convex part, and the sensor connecting wire penetrates through the through hole IV.
In one embodiment of the utility model, the end surface of the washer opposite to the bolt is provided with a circular groove I, the cross section of the pressing convex part is circular, and the pressing convex part is arranged in the circular groove I.
In one embodiment of the utility model, the end surface of the gasket, which is opposite to the rubber sealing ring, is provided with a conical groove II.
In one embodiment of the utility model, the end surface of the rubber sealing ring opposite to the gasket is provided with a conical convex part, and the conical convex part is arranged in the conical groove II.
In one embodiment of the utility model, a threaded hole and a through hole are formed in the inner wall of the nut, the threaded hole is communicated with the through hole, a transition step is formed between the threaded hole and the through hole, the stud part of the bolt is in threaded connection with the threaded hole, and the through hole is used for penetrating out of a sensor connecting wire.
In one embodiment of the utility model, the bottom pad is in contact with a transition step.
Compared with the prior art, the technical scheme of the utility model has the following advantages:
According to the sealing assembly for the hydraulic test of the C-shaped liquid cargo tank, the middle rubber sealing ring is extruded by the bolts and the nuts, the plurality of holes on the rubber sealing ring are compressed to achieve the purpose of compressing and sealing with the sensor connecting wire, and meanwhile, the bottom gaskets and the gaskets are arranged at the two ends of the axial direction of the rubber sealing ring to keep the stability of the rubber sealing ring, so that the problem that the stress sensing connecting wire is difficult to keep sealed when penetrating out of the C-shaped tank body in the hydraulic test of the C-shaped liquid tank in the prior art is solved.
Drawings
In order that the utility model may be more readily understood, a more particular description of the utility model will be rendered by reference to specific embodiments thereof that are illustrated in the appended drawings, in which
FIG. 1 is an exploded view of a C-tank hydrostatic test seal assembly of the present utility model;
FIG. 2 is an assembled view of the C-tank hydrostatic test seal assembly of the present utility model;
FIG. 3 is an assembly view II of the C-tank hydrostatic test seal assembly of the present utility model;
FIG. 4 is a top view of the bottom gasket of the present utility model;
FIG. 5 is a front view of a bottom pad of the present utility model;
FIG. 6 is a top view of the rubber seal ring of the present utility model;
FIG. 7 is a front view of the rubber seal ring of the present utility model;
FIG. 8 is a top view of the gasket of the present utility model;
FIG. 9 is a front view of a gasket of the present utility model;
fig. 10 is a schematic view of the structure of the C-tank hydrostatic test seal assembly of the present utility model in use.
Description of the specification reference numerals: nut 1, screw hole 11, through-hole 12, transition step 13, bottom gasket 2, through-hole 21, rubber seal 3, through-hole 31, toper convex part 32, packing 4, through-hole three 41, circular recess 42, toper recess two 43, sensor connecting wire 5, bolt 6, compress tightly protruding part 61, through-hole four 62, C type jar body 100.
Detailed Description
The present utility model will be further described with reference to the accompanying drawings and specific examples, which are not intended to be limiting, so that those skilled in the art will better understand the utility model and practice it.
Referring to fig. 1-3, the C-tank hydrostatic test seal assembly of the present utility model comprises: the device comprises a nut 1, a bottom gasket 2, a rubber sealing ring 3, a gasket 4, a plurality of sensor connecting wires 5 and bolts 6; the nut 1 is welded on the air chamber sealing plate of the C-shaped tank body; a bottom gasket 2 provided in the nut 1, and the bottom gasket 2 is in contact with a boss on the inner wall of the nut 1; a rubber seal ring 3 provided in the nut 1, and the rubber seal ring 3 is superimposed on the bottom gasket 2; a washer 4 provided in the nut 1, and the washer 4 is superimposed on the rubber seal 3; a plurality of sensor connecting wires 5 penetrating through the bottom gasket 2, the rubber sealing ring 3 and the gasket 4, and one end of the sensor connecting wires 5 penetrating out of the nut 1; the bolt 6 is in threaded connection with the nut 1, the other end of the sensor connecting wire 5 penetrates out of the head of the bolt 6, and when the bolt 6 is screwed with the nut 1, the rubber sealing ring 3 is extruded to compress the wire hole on the sensor connecting wire 5 and the rubber sealing ring 3. The bottom gasket 2, the rubber sealing ring 3 and the gasket 4 are positioned on the same straight line, and the rubber sealing ring 3 is extruded by screwing the bolt 6 and the nut 1, so that the aim of sealing a plurality of sensor connecting wires 5 is fulfilled.
Referring to fig. 4 and 5, the cross section of the bottom pad 2 is circular, and a plurality of through holes 21 are formed in the bottom pad 2. The first through hole 21 is preferably a circular through hole, and is convenient to be matched with the connecting wire 5 with the section of the sensor.
Referring to fig. 6 and 7, the cross section of the rubber sealing ring 3 is circular, and a plurality of through holes two 31 are formed in the rubber sealing ring 3. The second through hole 31 is preferably a circular through hole, and is convenient to be matched with the sensor connecting wire 5 with the section.
Referring to fig. 8 and 9, the cross section of the gasket 4 is circular, a plurality of through holes three 41 are formed in the gasket 4, the plurality of through holes one 21, the plurality of through holes two 31 and the plurality of through holes three 41 are arranged in a one-to-one correspondence manner, the corresponding through holes one 21, two 31 and three 41 are in the same straight line, and the sensor connecting wire 5 penetrates through the through holes one 21, two 31 and three 41. The third through hole 41 is preferably a circular through hole, and is convenient to be matched with the sensor connecting wire 5 with the section. The end face of the washer 4 opposite to the bolt 6 is provided with a circular groove I42, the cross section of the pressing convex part 61 is circular, and the pressing convex part 61 is arranged in the circular groove I42. The end face of the gasket 4 opposite to the rubber sealing ring 3 is provided with a conical groove II 43. The end face of the rubber sealing ring 3 opposite to the gasket 4 is provided with a conical convex part 32, and the conical convex part 32 is arranged in a conical groove II 43.
In the above structure, the end of the bolt 6 far from the head is provided with the pressing protrusion 61, the end of the bolt 6 from the head to the pressing protrusion 61 is provided with the through hole IV 62, and the sensor connecting wire 5 penetrates through the through hole IV 62.
In the above structure, the inner wall of the nut 1 is provided with the threaded hole 11 and the through hole 12, the threaded hole 11 is communicated with the through hole 12, a transition step 13 is arranged between the threaded hole 11 and the through hole 12, the stud portion of the bolt 6 is in threaded connection with the threaded hole 11, and the through hole 12 is used for penetrating out the sensor connecting wire 5. The bottom gasket 2 is in contact with the transition step 13.
The embodiment of the C-type liquid cargo tank hydrostatic test seal assembly of the utility model is as follows:
1: the nut 1 is welded and fixed to a gas chamber sealing plate of the C-shaped can body 100 by hole-forming, as shown in fig. 10.
2: The bottom gasket 2 is mounted.
3: And installing a rubber sealing ring 3.
4: An upper gasket 4 is installed.
5: The sensor connecting wires 5 sequentially pass through the nuts 1 and penetrate into holes in the bottom gasket 2, the rubber sealing ring 3 and the upper gasket 4, and all holes are ensured to pass through in a wired way.
6: The sensor connecting wires 5 penetrate through the bolts 6 and rotate along the thread direction, are tightly pressed, and the gaps between the holes of the rubber sealing rings 3 and the sensor wires 5 are compressed through the extrusion of the nuts 1 and the bolts 6, so that the sealing requirement is met.
It is apparent that the above examples are given by way of illustration only and are not limiting of the embodiments. Other variations and modifications of the present utility model will be apparent to those of ordinary skill in the art in light of the foregoing description. It is not necessary here nor is it exhaustive of all embodiments. And obvious variations or modifications thereof are contemplated as falling within the scope of the present utility model.
Claims (10)
1. A C-tank hydrostatic test seal assembly, comprising:
The nut is welded on the air chamber sealing plate of the C-shaped tank body;
The bottom gasket is arranged in the nut and is contacted with the boss on the inner wall of the nut;
the rubber sealing ring is arranged in the nut and is overlapped on the bottom gasket;
A washer disposed within the nut and overlying the rubber seal;
The sensor connecting wires penetrate through the bottom gasket, the rubber sealing ring and the gasket, and one end of each sensor connecting wire penetrates out of the nut;
The bolt is in threaded connection with the nut, the other end of the sensor connecting wire penetrates out of the head of the bolt, and when the bolt is screwed with the nut, the rubber sealing ring is extruded to compress the wire hole on the sensor connecting wire and the rubber sealing ring.
2. The C-tank hydrostatic test seal assembly of claim 1, wherein: the section of the bottom gasket is circular, and a plurality of first through holes are formed in the bottom gasket.
3. The C-tank hydrostatic test seal assembly of claim 2, wherein: the section of the rubber sealing ring is circular, and a plurality of second through holes are formed in the rubber sealing ring.
4. A C-tank hydrostatic test seal assembly as defined in claim 3 wherein: the section of the gasket is circular, a plurality of through holes III are formed in the gasket, the through holes I, the through holes II and the through holes III are in one-to-one correspondence, the corresponding through holes I, the through holes II and the through holes III are in the same straight line, and the sensor connecting line penetrates through the through holes I, the through holes II and the through holes III.
5. The C-tank hydrostatic test seal assembly of claim 1, wherein: the one end that the bolt kept away from the head is equipped with compresses tightly the convex part, the head of bolt is equipped with the through-hole IV to compressing tightly the tip of convex part, the sensor connecting wire runs through the through-hole IV.
6. The C-tank hydrostatic test seal assembly of claim 5, wherein: the end face of the gasket, which is opposite to the bolt, is provided with a circular groove I, the section of the pressing convex part is circular, and the pressing convex part is arranged in the circular groove I.
7. The C-tank hydrostatic test seal assembly of claim 5, wherein: the end face of the gasket, which is opposite to the rubber sealing ring, is provided with a conical groove II.
8. The C-tank hydrostatic test seal assembly of claim 7, wherein: the end face of the rubber sealing ring, which is opposite to the gasket, is provided with a conical convex part, and the conical convex part is arranged in the conical groove II.
9. The C-tank hydrostatic test seal assembly of claim 1, wherein: the inner wall of the nut is provided with a threaded hole and a through hole, the threaded hole is communicated with the through hole, a transition step is arranged between the threaded hole and the through hole, the stud part of the bolt is in threaded connection with the threaded hole, and the through hole is used for penetrating out a sensor connecting wire.
10. The C-tank hydrostatic test seal assembly of claim 1, wherein: the bottom gasket is in contact with the transition step.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323028548.0U CN221098302U (en) | 2023-11-09 | 2023-11-09 | C-shaped liquid cargo tank hydrostatic test sealing assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323028548.0U CN221098302U (en) | 2023-11-09 | 2023-11-09 | C-shaped liquid cargo tank hydrostatic test sealing assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221098302U true CN221098302U (en) | 2024-06-07 |
Family
ID=91317665
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323028548.0U Active CN221098302U (en) | 2023-11-09 | 2023-11-09 | C-shaped liquid cargo tank hydrostatic test sealing assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221098302U (en) |
-
2023
- 2023-11-09 CN CN202323028548.0U patent/CN221098302U/en active Active
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