CN116576308A - Cabin penetrating assembly and installation method - Google Patents

Cabin penetrating assembly and installation method Download PDF

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Publication number
CN116576308A
CN116576308A CN202310520306.9A CN202310520306A CN116576308A CN 116576308 A CN116576308 A CN 116576308A CN 202310520306 A CN202310520306 A CN 202310520306A CN 116576308 A CN116576308 A CN 116576308A
Authority
CN
China
Prior art keywords
cabin penetrating
sealing gasket
gasket
pipe section
straight pipe
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.)
Pending
Application number
CN202310520306.9A
Other languages
Chinese (zh)
Inventor
周春贺
袁先文
王柳
敖静兰
张欣
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Jiangnan Shipyard Group Co Ltd
Original Assignee
Jiangnan Shipyard Group Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Jiangnan Shipyard Group Co Ltd filed Critical Jiangnan Shipyard Group Co Ltd
Priority to CN202310520306.9A priority Critical patent/CN116576308A/en
Publication of CN116576308A publication Critical patent/CN116576308A/en
Pending legal-status Critical Current

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Classifications

    • 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
    • F16L5/00—Devices for use where pipes, cables or protective tubing pass through walls or partitions
    • F16L5/02—Sealing
    • F16L5/04—Sealing to form a firebreak device
    • 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
    • F16L5/00—Devices for use where pipes, cables or protective tubing pass through walls or partitions
    • F16L5/02—Sealing
    • F16L5/10—Sealing by using sealing rings or sleeves only
    • 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
    • F16L59/00—Thermal insulation in general
    • F16L59/14—Arrangements for the insulation of pipes or pipe systems
    • F16L59/145—Arrangements for the insulation of pipes or pipe systems providing fire-resistance
    • 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
    • F16L59/00—Thermal insulation in general
    • F16L59/14—Arrangements for the insulation of pipes or pipe systems
    • F16L59/16—Arrangements specially adapted to local requirements at flanges, junctions, valves or the like
    • F16L59/22—Arrangements specially adapted to local requirements at flanges, junctions, valves or the like adapted for bends
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E30/00—Energy generation of nuclear origin
    • Y02E30/30—Nuclear fission reactors

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Installation Of Indoor Wiring (AREA)

Abstract

The invention provides a cabin penetrating assembly and an installation method, wherein the cabin penetrating assembly comprises a cabin penetrating pipe fitting and a web plate assembly, wherein an elbow is arranged in the cabin penetrating pipe fitting, so that the cabin penetrating pipe fitting can penetrate through two vertically crossed bulkheads at the same time, the web plate assembly comprises a seat plate, a pressing plate, a sealing gasket and a fastening piece, one end of the seat plate is fixed on the bulkheads, the sealing gasket is made of high-temperature resistant elastic heat insulation materials and is arranged among the seat plate, the pressing plate and the cabin penetrating pipe fitting, and the fastening piece enables the web plate assembly to form a whole and enables the sealing gasket to be abutted with the cabin penetrating pipe fitting, so that watertight effect and heat insulation effect of the cabin penetrating pipe fitting are realized. The cabin penetrating component provided by the invention realizes the heat insulation effect between the cabin penetrating pipe fitting and the bulkhead, has water tightness and fire resistance, can penetrate through two vertical bulkheads at the same time, and is convenient to maintain subsequently.

Description

Cabin penetrating assembly and installation method
Technical Field
The invention relates to the technical field of ships, in particular to a cabin penetrating assembly and an installation method.
Background
When the ship runs daily, various pipelines are required to be arranged for conveying water, oil, gas and other mediums, and when the mediums in the pipelines are high-temperature or low-temperature fluids, the pipelines are required to be subjected to effective heat insulation cladding, so that heat loss of the pipelines of the system is avoided, and finally the performance of the system is influenced. When such piping passes through the bulkhead or deck, thermal insulation between the piping and the bulkhead is also required to avoid heat transfer between the piping and the bulkhead structure. At the same time, the pipeline passes through the watertight bulkhead and the fireproof bulkhead, and the cabin penetrating piece has the same watertight performance or fireproof performance as the bulkhead.
The conventional pipeline watertight cabin penetrating method for the ship is to weld the cabin penetrating pipe provided with the sleeve on the bulkhead directly, and the method can ensure the watertightness of the cabin penetrating component, but has the problem of high maintenance difficulty, and cannot ensure the heat insulation effect between the cabin penetrating pipe and the bulkhead. When the heat insulation pipeline needs to pass through two bulkheads which are vertically crossed, a plurality of cabin penetrating components are required to be arranged in the conventional cabin penetrating method, and the problems of large cabin penetrating space occupation and inconvenient installation and maintenance exist.
Disclosure of Invention
The invention aims to provide a cabin penetrating component and an installation method thereof, which can ensure water tightness, fire resistance and heat insulation when a cabin penetrating pipe penetrates through a bulkhead or a deck, and simultaneously penetrate through two vertically crossed bulkheads or decks. Meanwhile, the cabin penetrating assembly provided by the invention has the advantages of convenience in subsequent maintenance and small installation space.
To achieve the above and other related objects, the present invention provides a cabin penetrating assembly comprising:
the cabin penetrating pipe fitting comprises a straight pipe section, and the straight pipe section is penetrated in a mounting hole on the bulkhead;
the web plate assembly comprises a seat plate, a pressing plate, a sealing gasket and a fastener, wherein the seat plate is fixedly connected with the bulkhead at the mounting hole; the sealing gasket comprises a gasket first part, a gasket second part, a gasket third part and a gasket fourth part, wherein the outer side of the gasket first part is matched with the pressing plate, the outer sides of the gasket second part and the gasket fourth part are matched with the seat plate, the gasket third part is arranged between the pressing plate and the seat plate, and the fastener is used for fixing the pressing plate and the seat plate and enabling the sealing gasket to be abutted against the straight pipe section.
Optionally: the seat board comprises a seat board first part and a seat board second part, the seat board first part is arranged on one side far away from the cabin penetrating pipe fitting, the seat board second part is arranged on one side close to the cabin penetrating pipe fitting, and the thickness of the seat board first part is larger than that of the seat board second part; the inner side wall of the second part of the seat plate and the outer side wall of the second part of the liner are inclined surfaces, and the inclined surfaces of the side wall of the seat plate and the inclined surfaces of the side wall of the second part of the liner are matched in inclination angle.
Optionally: the inner side wall of the pressing plate is an inclined side wall, the outer side wall of the first part of the gasket is an inclined surface, and the inclined side wall of the inner side of the pressing plate is matched with the inclined surface of the outer side wall of the first part of the gasket in an inclined angle.
Optionally: the fastener comprises a stud and a nut, a through hole matched with the stud is formed in the pressing plate, and a blind hole matched with the stud and corresponding to the through hole is formed in the seat plate.
Optionally: the installation surface of the sealing gasket, which is abutted against the cabin penetrating pipe fitting, is in a zigzag shape.
Optionally: the pressing plate and the sealing gasket are of a ring structure formed by two semicircular ring structures.
Optionally: the cabin penetrating pipe fitting further comprises a flange, and the flange is assembled at the tail end of the straight pipe section.
Optionally: the cabin penetrating pipe fitting further comprises an elbow, the straight pipe section comprises a first straight pipe section and a second straight pipe section, the elbow is connected with the first straight pipe section and the second straight pipe section, and the first straight pipe section and the second straight pipe section are respectively penetrated on two bulkheads which are perpendicular to each other.
Optionally: the outer surface of the cabin penetrating pipe fitting is coated with a heat insulation layer.
Another embodiment of the present invention provides a method for installing a cabin penetrating assembly as described above to a bulkhead:
s1, respectively forming a first mounting hole and a second mounting hole on two bulkheads which are perpendicular to each other;
s2, penetrating the tail end of a second straight pipe section of the cabin penetrating pipe fitting into the first mounting hole, and enabling the second straight pipe section to be close to the second mounting hole in the penetrating process;
s3, enabling the tail end of the second straight pipe section to penetrate through the second mounting hole and extend out of the second mounting hole;
s4, adjusting the positions of the seat plate and the cabin penetrating pipe fitting to enable the end face of the straight pipe section to be parallel to the cabin wall, wherein the thickness center of the outer side of the seat plate is overlapped with the thickness center of the cabin wall;
s5, fixing the seat board on the bulkhead;
s6, placing a sealing gasket on the seat plate, and enabling a second gasket part of the sealing gasket to be located between the seat plate and the straight pipe section;
s7, placing a pressing plate on the sealing gasket, enabling the pressing plate to be matched with the outer side of the first part of the gasket of the sealing gasket, and enabling the interfaces of the two semicircular structures of the pressing plate to be staggered with the interfaces of the two semicircular structures of the sealing gasket;
s8, fastening the pressing plate, the sealing gasket and the base through the fastening piece to compress the sealing gasket, so that the sealing gasket is deformed, and gaps among the sealing gasket, the cabin penetrating pipe fitting, the pressing plate and the seat plate are blocked;
s9, coating a heat insulation layer on the outer surface of the cabin penetrating pipe fitting.
The cabin penetrating assembly and the installation method provided by the invention have at least the following beneficial effects:
according to the cabin penetrating assembly provided by the invention, the cabin penetrating pipe fitting is penetrated in the mounting hole, the seat plate is fixed on the bulkhead, the sealing gasket is placed on the seat plate, the pressing plate is placed on the sealing gasket, and the pressing plate, the sealing gasket and the base are fastened through the fastening piece, so that the sealing gasket is deformed, gaps among the sealing gasket, the cabin penetrating pipe fitting, the pressing plate and the seat plate are blocked, and the watertight effect of the cabin penetrating assembly is realized; the sealing gasket is made of high-temperature resistant elastic material, so that the heat insulation effect and the fireproof effect of the cabin penetrating component can be realized; the bend is arranged in the cabin penetrating pipe fitting, so that the cabin penetrating component can penetrate through two vertically crossed bulkheads simultaneously. Compared with the conventional heat insulation pipeline cabin penetrating method for penetrating through two vertical cross bulkheads, the cabin penetrating device only needs to be provided with one cabin penetrating component, reduces the amount of materials of pipelines, reduces the space occupied by installing the cabin penetrating component, and is suitable for installation in a narrow space; in addition, the cabin penetrating assembly is convenient to maintain, and the sealing gasket and the pressing plate can be replaced only by loosening the stud nuts during maintenance, so that the overall usability of the system pipeline is improved.
The invention also provides a mounting method of the cabin penetrating component, which is used for mounting the cabin penetrating component on a bulkhead.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic structural view of a cabin penetrating component according to a first embodiment of the present invention.
Fig. 2 is a schematic view of the construction of the web assembly of the pod assembly of fig. 1.
Fig. 3a shows a top view of the seat plate in the web assembly of fig. 2.
Figure 3b shows a cross-sectional view of the seat pan at A-A' in figure 3 a.
Fig. 4a shows a top view of the platen in the web assembly of fig. 2.
FIG. 4B shows a cross-sectional view of the platen at B-B' of FIG. 4 a.
Fig. 5a shows a top view of the sealing gasket in the web assembly of fig. 2.
Fig. 5b shows a cross-sectional view of the sealing gasket of fig. 5a at C-C'.
Fig. 6a shows a schematic structure of a seat plate provided with an inclined surface in an alternative embodiment of the first embodiment.
Fig. 6b shows a schematic structural view of a sealing gasket provided with inclined surfaces in an alternative embodiment of the first embodiment.
Fig. 7 is a schematic structural diagram of a cabin penetrating component according to a second embodiment of the present invention.
Fig. 8 is a schematic view of the construction of the cabin penetrating pipe in the cabin penetrating assembly of fig. 7.
Fig. 9 is a flowchart of a method for installing a nacelle assembly according to a third embodiment of the present invention.
Fig. 10 is a schematic view showing a structure in which a first mounting hole and a second mounting hole are formed in two bulkheads perpendicular to each other, respectively.
Fig. 11 is a schematic view showing a structure in which the end of the second straight pipe section of the cabin penetrating pipe is penetrated in the first mounting hole.
Fig. 12 is a schematic view showing a structure in which the end of the second straight pipe section is passed through the second mounting hole and projected from the second mounting hole.
Fig. 13 shows a schematic view of the structure for adjusting the positions of the seat plate and the cabin penetrating pipe fitting and fixing the seat plate on the cabin wall.
Fig. 14 is a schematic view showing a structure of fixing the pressing plate and the seat plate by the fastening member.
Fig. 15 is a schematic structural view of the outer surface of the cabin penetrating pipe fitting coated with the heat insulation layer.
List of reference numerals:
1. bulkhead 11 first bulkhead
12. Second bulkhead 2 mounting hole
21. First mounting hole 22 second mounting hole
3. Straight pipe section of cabin penetrating pipe fitting 31
311. First straight tube segment 312 second straight tube segment
32. Elbow 33 flange
331. First flange 332 second flange
4. Web assembly 41 seat plate
411. First portion 412 of seat plate second portion
42. Platen 43 sealing gasket
431. Liner first portion 432 liner second portion
433. Third liner portion 434 lines the fourth portion
44. Stud of fastener 441
442. Nut 443 blind hole
444. Through hole 5 welding point
6. Thermal insulation layer
Detailed Description
In order to make the technical objects, technical solutions and technical effects of the embodiments of the present invention more apparent, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings, and it is apparent that the described embodiments are some embodiments of the present invention, but not all embodiments. The components of the embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the invention, as presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
In the description of the present invention, it should be noted that the terms "center", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art according to the specific circumstances.
Example 1
The present embodiment provides a bulkhead assembly, referring to fig. 1, comprising a bulkhead tube 3 and a web assembly 4, the web assembly 4 being used to secure the bulkhead tube 3 into a mounting hole of a bulkhead. The cabin penetrating pipe fitting 3 comprises a straight pipe section 31, the web plate assembly 4 comprises a seat plate 41, a pressing plate 42, a sealing liner 43 and a fastening piece 44, the seat plate 41 is fixed on the cabin wall 1, the sealing liner 43 is positioned on the seat plate 41, the pressing plate 42 is positioned on the sealing liner 43, and the fastening piece 44 is fixedly connected with the pressing plate 42 and the seat plate 41.
Referring to fig. 1 and 5b, the sealing gasket 43 includes a gasket first portion 431, a gasket second portion 432, a gasket third portion 433, and a gasket fourth portion 434. The first gasket portion 431 of the sealing gasket 43 is disposed between the pressure plate 42 and the cabin penetrating pipe member 3, the second gasket portion 432 is disposed between the seat plate 41 and the cabin penetrating pipe member 3, the third gasket portion 433 and the fourth gasket portion 434 are disposed between the seat plate 41 and the pressure plate 42, and when the fastening member 44 fastens the pressure plate 42 and the seat plate 41, the sealing gasket 43 is compressed and deformed, and gaps between the sealing gasket 43 and the cabin penetrating pipe member 3, the pressure plate 42 and the seat plate 41 are blocked, so that the watertight effect of the cabin penetrating assembly can be ensured. The sealing gasket 43 is provided as a high temperature resistant elastic heat insulating material for achieving heat insulation and fire resistance of the cabin penetrating assembly, alternatively the sealing gasket 43 is a high temperature resistant silicone rubber composite material. Further, the mounting surface of the seal gasket 43 (i.e., the inner side of the seal gasket 43 that abuts against the cabin penetrating pipe member 3) is provided in a zigzag shape, and when the seal gasket 43 is deformed by the fastener 44 and abuts against the cabin penetrating pipe member 3, the watertight effect of the cabin penetrating component 3 can be enhanced.
In an alternative embodiment, the bulkhead fitting 3 further comprises a flange 33, the flange 33 being fitted at the end of the straight pipe section 31, with the end face of the flange 33 being parallel to the bulkhead 1. Optionally, a flange 33 is welded to the end of the straight tube section 31.
Referring to fig. 1, 4a and 4b, in an alternative embodiment, the seat plate 41 comprises a seat plate first portion 411 and a seat plate second portion 412, wherein the seat plate first portion 411 is the side facing away from the connection of the cabin penetrating pipe with the bulkhead and the seat plate second portion is the side facing away from the cabin penetrating pipe. Alternatively, the thickness of the seat plate first portion 411 is set to be greater than the thickness of the seat plate second portion 412, so that the seat plate 41 is formed in a boss structure. Alternatively, the thickness of the seat plate first portion 411 is 3 to 4 times the thickness of the bulkhead 1, the thickness of the seat plate second portion 411 is not less than 10mm, the width of the seat plate 41 is 100mm, the width of the seat plate first portion 411 is 50mm, and a gap of 2 to 4mm is provided between the outer side surface of the seat plate 41 and the mounting hole 12. Further, the seat board 41 and the bulkhead 12 are fixedly connected by double-sided welding, and the height of the welding leg of the welding point 5 is larger than 5mm, and the seat board 41 and the bulkhead 1 are made of the same material.
In an alternative embodiment, as shown in fig. 2 and 6, the inner side wall of the seat plate 41 and the outer side wall of the pad second portion 432 are both inclined surfaces inclined outwardly, and the inclination angles of the seat plate side wall inclined surface and the pad second portion side wall inclined surface are matched. When the seat pan 41 and the pressure plate 42 are fastened by the fasteners 44, the sealing gasket 43 is compressed, and the seat pan 41 presses the gasket second portion 432 inwardly by the inclined surface of the seat pan side wall due to the reaction force, thereby enhancing the sealing effect of the cabin penetrating assembly. Preferably, the angle beta between the inner side wall of the seat board 41 and the bottom surface of the seat board is 70-75 degrees.
In an alternative embodiment, as shown in fig. 3, the inner side of the platen 42 has an inwardly inclined side wall, the outer side wall of the liner first portion 431 is an inwardly inclined side wall, and the inclined angles of the inner side inclined side wall of the platen and the inclined surface of the liner first portion side wall cooperate, preferably, as shown in fig. 4b, the inclined angle α of the inner side inclined side wall of the platen to the upper surface of the platen is 70 to 75 degrees. When the pressure plate 42 and the seat plate 41 are fastened by the fasteners 44, the pressure plate 42 presses the sealing gasket 43 inward by the inclined side walls of the inner side of the pressure plate, thereby enhancing the sealing effect of the heat-insulating type cabin penetrating module. Alternatively, the outer diameter of the pressing plate 42 is consistent with the outer diameter of the seat plate 41, the thickness of the pressing plate 42 is greater than 10mm, the whole width is 60mm, and the material is carbon structural steel.
In an alternative embodiment, fastener 44 includes stud 441 and nut 442. As shown in fig. 2, a blind hole 443 is provided in the seat plate first portion 411, a through hole 444 is provided in the platen 42, the position of the blind hole 443 is matched with the position of the through hole 444, and the blind hole 443 and the through hole 444 are sized to be matched with the stud 441. Alternatively, as shown in FIG. 3b, the bottom of the blind hole 443 is 5mm from the bottom of the seat plate 41.
In an alternative embodiment, as shown in fig. 4a and 5a, the sealing pad 43 and the pressing plate 42 are each a ring structure formed of two 180-degree semi-ring structures, which are convenient to install and remove. Referring to fig. 1 and 2, the inner diameter of the sealing gasket 43 is matched with the outer diameter of the through-tank pipe fitting 3, the outer side wall of the gasket second portion 432 completely covers the inner side wall of the seat plate 41, the outer side wall of the gasket first portion 431 covers the inner side wall of the pressure plate 42, and the gasket third portion 433 is disposed between the pressure plate 42 and the seat plate first portion 411. Alternatively, the third portion 433 of the pad has a thickness of 3mm, a width of 10mm, a width of 6mm on the lower surface of the second portion of the pad, and a width of 20mm on the upper surface of the first portion of the pad.
According to the cabin penetrating assembly provided by the embodiment, the seat board is fixed on the bulkhead, the cabin penetrating pipe fitting is arranged in the mounting hole in a penetrating mode, the sealing gasket is placed on the seat board, the pressing plate is placed on the sealing gasket, the seat board and the pressing plate are fastened through the fastening piece to compress the sealing gasket, the sealing gasket is deformed, gaps among the sealing gasket, the cabin penetrating pipe fitting, the pressing plate and the seat board are sealed, and the watertight effect of the cabin penetrating assembly is achieved; the sealing gasket is made of high-temperature-resistant elastic heat-insulating materials, so that the heat-insulating effect and the fireproof effect of the cabin penetrating assembly can be realized. Moreover, the pressing plate and the sealing gasket in the cabin penetrating assembly are of circular ring structures formed by two semicircular ring structures, so that the installation and the maintenance are convenient, and the sealing gasket, the pressing plate and cabin pipe fittings can be replaced only by loosening stud nuts during subsequent maintenance, so that the overall usability of a system pipeline is improved.
Example two
The present embodiment provides a cabin penetrating component, as shown in fig. 7, the cabin penetrating component includes a cabin penetrating pipe fitting 3 and a web component 4, the web component 4 is two, and the same points as the first embodiment are not described in detail, and the difference is that:
the cabin penetrating pipe fitting 3 further comprises an elbow 32, the straight pipe section 31 comprises a first straight pipe section 311 and a second straight pipe section 312, the first straight pipe section 311 is arranged in the mounting hole 21 in a penetrating mode, the second straight pipe section 312 is arranged in the mounting hole 22 in a penetrating mode, the elbow 32 is a right-angle elbow, two ends of the elbow 32 are connected with the first straight pipe section 311 and the second straight pipe section 312, and the cabin penetrating assembly can penetrate through two vertically crossed bulkheads simultaneously.
In an alternative embodiment, referring to fig. 8, the nacelle-through pipe 3 further comprises a first flange 331 and a second flange 332, the first flange 331 being fitted at the end of the first straight pipe section 311, the second flange 332 being fitted at the end of the second straight pipe section 312. Optionally, flanges 331 and 332 are welded to the ends of the first straight tube section 311 and the second straight tube section 312, respectively.
According to the cabin penetrating assembly provided by the embodiment, the elbow is arranged in the cabin penetrating pipe fitting, so that the cabin penetrating assembly can penetrate through two vertically crossed bulkheads at the same time. Meanwhile, when the cabin penetrating component provided by the embodiment passes through the two vertical bulkheads, the installation occupied space only needs to meet the space of one elbow, and the cabin penetrating component is suitable for the installation in a narrow space.
Example III
The present embodiment also provides a method for installing the cabin penetrating component provided in the above embodiment on a bulkhead, as shown in fig. 9, including the following steps:
s1, respectively forming a first mounting hole and a second mounting hole on two mutually perpendicular cabin walls;
referring to fig. 10, a mounting hole 21 is formed in the bulkhead 11, a mounting hole 22 is formed in the bulkhead 12, and the size of the mounting hole 2 is matched with the size of the cabin penetrating component;
s2, penetrating the tail end of a second straight pipe section of the cabin penetrating pipe fitting into the first mounting hole, and enabling the second straight pipe section to be close to the second mounting hole in the penetrating process;
referring to fig. 11, the end of the second straight pipe section 312 of the cabin penetrating pipe 3 is inserted into the first mounting hole 21, and the cabin penetrating pipe 3 is rotated so that the second straight pipe section 312 approaches the second mounting hole 22;
s3, enabling the tail end of the second straight pipe section to penetrate through the second mounting hole and extend out of the second mounting hole;
referring to fig. 12, the cabin penetrating pipe 3 is rotated and the position of the cabin penetrating pipe 3 is adjusted, so that the second straight pipe section 312 is penetrated in the second mounting hole 22, and the first straight pipe section 311 is penetrated in the first mounting hole 21;
s4, adjusting the positions of the seat plate and the cabin penetrating pipe fitting to enable the end face of the straight pipe section to be parallel to the cabin wall, wherein the thickness center of the outer side of the seat plate is overlapped with the thickness center of the cabin wall;
referring to fig. 13, the position of the cabin penetrating pipe is adjusted such that the side end face of the first straight pipe section 311 is parallel to the bulkhead 11 and the side end face of the second straight pipe section 312 is parallel to the bulkhead 12, and the position of the seat plate 41 is adjusted such that the thickness center of the seat plate 41 coincides with the thickness center position of the bulkhead;
s5, fixing the seat board on a bulkhead;
still referring to fig. 13, the seat plate 41 is initially fixed to the bulkhead by spot welding, and then the seat plate 42 is welded to the bulkhead on both inner and outer sides of the bulkhead at both sides, and the fillet height of the welding point 5 is not less than 5mm.
Step S6, placing a sealing gasket on the seat plate, and enabling a second gasket part of the sealing gasket to be located between the seat plate and the straight pipe section;
referring to fig. 14, the sealing gasket 43 is placed on the seat plate 41 with the gasket second portion 432 of the sealing gasket 43 between the seat plate 41 and the straight pipe section, and the sealing gasket 43 is struck with a mallet to fit tightly the sealing gasket 43 with the seat plate 41 and the cabin penetrating pipe fitting;
s7, placing a pressing plate on the sealing gasket, so that the pressing plate is matched with the outer side of the first part of the substrate of the sealing gasket, and the interfaces of the two semicircular ring structures of the pressing plate and the interfaces of the two semicircular ring structures of the sealing gasket are arranged in a staggered mode;
still referring to fig. 14, the pressing plate 42 is placed on the sealing gasket 43, the position of the pressing plate 42 is adjusted, the gasket first portion 431 of the sealing gasket 43 is located between the pressing plate 42 and the cabin penetrating pipe fitting, and the position of the through hole 444 in the pressing plate 42 is matched with the position of the blind hole 443 in the seat plate 41, and meanwhile the interfaces of the two semicircular ring structures of the pressing plate 42 are staggered with the interfaces of the two semicircular ring structures of the sealing gasket 43;
s8, fastening the pressing plate, the sealing gasket and the base through the fastening piece to compress the sealing gasket so as to deform the sealing gasket and seal gaps among the sealing gasket, the cabin penetrating pipe fitting, the pressing plate and the seat plate;
still referring to fig. 14, the stud bolts 441 are placed in the through holes 444, the sealing gasket 43 is struck by a hammer to flatten the upper surface of the sealing gasket 43, and then the nuts 442 are placed on the stud bolts 441 to be screwed and fixed, so that the sealing gasket 43 is compressed, the sealing gasket 43 is deformed, gaps between the sealing gasket 43 and the cabin penetrating pipe fitting 3, the pressing plate 42 and the seat plate 41 are blocked, and watertight and heat insulation effects of the cabin penetrating assembly are achieved.
And S9, coating a heat insulation layer on the outer surface of the cabin penetrating pipe fitting.
Referring to fig. 15, the outer surface of the cabin penetrating pipe fitting is coated with a heat insulation layer 6, and the heat insulation layer 6 is tightly connected with the web plate component 4, so that the whole heat insulation effect of the cabin penetrating pipe fitting 3 is realized.
The above embodiments are merely illustrative of the principles of the present invention and its effectiveness, and are not intended to limit the invention. Modifications and variations may be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of the invention. Accordingly, it is intended that all equivalent modifications and variations of the invention be covered by the claims, which are within the ordinary skill of the art, be within the spirit and scope of the present disclosure.

Claims (10)

1. A cabin penetrating assembly, comprising:
the cabin penetrating pipe fitting comprises a straight pipe section, and the straight pipe section is penetrated in a mounting hole on the bulkhead;
a web assembly for securing the bulkhead tube into the mounting hole, the web assembly including a seat plate, a platen, a sealing liner, and a fastener, the seat plate being fixedly connected with the bulkhead at the mounting hole; the inner side of the sealing gasket is matched with the straight pipe section, the sealing gasket comprises a gasket first part, a gasket second part, a gasket third part and a gasket fourth part, the outer side of the gasket first part is matched with the pressing plate, the outer sides of the gasket second part and the gasket fourth part are matched with the seat plate, and the gasket third part is arranged between the pressing plate and the seat plate; the fastener is used for fixedly connecting the pressing plate and the seat plate, and enables the sealing gasket to be abutted with the straight pipe section.
2. The nacelle assembly of claim 1, wherein: the seat board comprises a seat board first part and a seat board second part, the seat board first part is arranged on one side far away from the cabin penetrating pipe fitting, the seat board second part is arranged on one side close to the cabin penetrating pipe fitting, and the thickness of the seat board first part is larger than that of the seat board second part; the inner side wall of the second part of the seat plate and the outer side wall of the second part of the liner are inclined surfaces, and the inclined surfaces of the side wall of the seat plate and the inclined surfaces of the side wall of the second part of the liner are matched in inclination angle.
3. The nacelle assembly of claim 1, wherein: the inner side wall of the pressing plate is an inclined side wall, the outer side wall of the first part of the gasket is an inclined surface, and the inclined side wall of the inner side of the pressing plate is matched with the inclined surface of the outer side wall of the first part of the gasket in an inclined angle.
4. The nacelle assembly of claim 1, wherein: the fastener comprises a stud and a nut, a through hole matched with the stud is formed in the pressing plate, and a blind hole matched with the stud and corresponding to the through hole is formed in the seat plate.
5. The nacelle assembly of claim 1, wherein: the installation surface of the sealing gasket, which is abutted against the cabin penetrating pipe fitting, is in a zigzag shape.
6. The nacelle assembly of claim 1, wherein: the pressing plate and the sealing gasket are of a ring structure formed by two semicircular ring structures.
7. The nacelle assembly of claim 1, wherein: the cabin penetrating pipe fitting further comprises a flange, and the flange is assembled at the tail end of the straight pipe section.
8. The nacelle assembly of claim 1, wherein: the outer surface of the cabin penetrating pipe fitting is coated with a heat insulation layer.
9. The nacelle assembly of any one of claims 1-8, wherein: the cabin penetrating pipe fitting further comprises an elbow, the straight pipe section comprises a first straight pipe section and a second straight pipe section, the elbow is connected with the first straight pipe section and the second straight pipe section, and the first straight pipe section and the second straight pipe section are respectively penetrated on two bulkheads which are perpendicular to each other.
10. A method of installing a bulkhead assembly in accordance with any one of claims 1 to 9, comprising the steps of:
s1, respectively forming a first mounting hole and a second mounting hole on two bulkheads which are perpendicular to each other;
s2, penetrating the tail end of a second straight pipe section of the cabin penetrating pipe fitting into the first mounting hole, and enabling the second straight pipe section to be close to the second mounting hole in the penetrating process;
s3, enabling the tail end of the second straight pipe section to penetrate through the second mounting hole and extend out of the second mounting hole;
s4, adjusting the positions of the seat plate and the cabin penetrating pipe fitting to enable the end face of the straight pipe section to be parallel to the cabin wall, wherein the thickness center of the outer side of the seat plate is overlapped with the thickness center of the cabin wall;
s5, fixing the seat board on the bulkhead;
s6, placing a sealing gasket on the seat plate, and enabling a second gasket part of the sealing gasket to be located between the seat plate and the straight pipe section;
s7, placing a pressing plate on the sealing gasket, enabling the pressing plate to be matched with the outer side of the first part of the substrate of the sealing gasket, and enabling interfaces of two semicircular ring structures of the pressing plate to be staggered with interfaces of two semicircular ring structures of the sealing gasket;
s8, fastening the pressing plate, the sealing gasket and the base through the fastening piece to compress the sealing gasket, so that the sealing gasket is deformed, and gaps among the sealing gasket, the cabin penetrating pipe fitting, the pressing plate and the seat plate are blocked;
s9, coating a heat insulation layer on the outer surface of the cabin penetrating pipe fitting.
CN202310520306.9A 2023-05-10 2023-05-10 Cabin penetrating assembly and installation method Pending CN116576308A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202310520306.9A CN116576308A (en) 2023-05-10 2023-05-10 Cabin penetrating assembly and installation method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202310520306.9A CN116576308A (en) 2023-05-10 2023-05-10 Cabin penetrating assembly and installation method

Publications (1)

Publication Number Publication Date
CN116576308A true CN116576308A (en) 2023-08-11

Family

ID=87544714

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202310520306.9A Pending CN116576308A (en) 2023-05-10 2023-05-10 Cabin penetrating assembly and installation method

Country Status (1)

Country Link
CN (1) CN116576308A (en)

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