CN220523528U - Marine primary and secondary flange tuber pipe - Google Patents
Marine primary and secondary flange tuber pipe Download PDFInfo
- Publication number
- CN220523528U CN220523528U CN202322241777.4U CN202322241777U CN220523528U CN 220523528 U CN220523528 U CN 220523528U CN 202322241777 U CN202322241777 U CN 202322241777U CN 220523528 U CN220523528 U CN 220523528U
- Authority
- CN
- China
- Prior art keywords
- butt joint
- sealing butt
- pipe
- plate
- air 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.)
- Active
Links
- 238000007789 sealing Methods 0.000 claims abstract description 84
- 210000001503 joint Anatomy 0.000 claims abstract description 54
- 239000010425 asbestos Substances 0.000 claims description 9
- 229910052895 riebeckite Inorganic materials 0.000 claims description 9
- 238000009434 installation Methods 0.000 description 5
- 239000000463 material Substances 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 229910000746 Structural steel Inorganic materials 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000000779 smoke Substances 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000001680 brushing effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Landscapes
- Duct Arrangements (AREA)
Abstract
The utility model relates to the technical field of wind pipe structure connection, in particular to a primary-secondary flange wind pipe for a ship, which comprises a square upper wind pipe and a square lower wind pipe, and is characterized in that the circumference of the lower end of the upper wind pipe is connected with a square upper connecting plate, the circumference of the upper end of the lower wind pipe is connected with a square lower connecting plate, four groups of upper sealing butt plates and four groups of lower sealing butt plates are used for sealing butt joint between the upper connecting plate and the lower connecting plate, each group of upper sealing butt plates and each group of lower sealing butt plates are respectively arranged on four surfaces of the upper wind pipe and the lower wind pipe, locking holes are respectively arranged on the lower connecting plates between the adjacent upper sealing butt plates and the upper connecting plate between the adjacent lower sealing butt plates, locking bolts and locking nuts are arranged in the locking holes, and the upper connecting plates and the lower connecting plates are in locking connection through the locking bolts and the locking nuts.
Description
Technical Field
The utility model relates to the technical field of air duct structure connection, in particular to a primary-secondary flange air duct for a ship, which has the advantages of simple structure, high connection strength, good sealing performance and low labor intensity.
Background
As is well known, the existing air ducts are mainly divided into angle iron flange air ducts and common plate flange air ducts (flangeless air ducts).
The manufacturing of the angle iron flange air pipe comprises the procedures of rust removal of angle steel, straightening, rivet hole drilling, team formation, welding forming, paint brushing and the like, the flange is riveted on the air pipe after the flange is manufactured and formed, and finally the air pipe is turned over to form the complete air pipe. The angle steel flange has the advantages of multiple manufacturing procedures, high quality requirement, large quantity of connecting bolts required during connection, large quantity of manpower and physical consumption, and poor appearance after the air duct is molded.
After the common-plate flange air pipe is formed, the common-plate flange has lower strength and poor bending resistance, and is not applicable to air pipes with large pipe diameters. Moreover, the fire-fighting smoke exhaust air pipe is not suitable for adopting a common-plate flange air pipe, and as the flange connection padding of the smoke exhaust air pipe is made of an abnormal material, the flange connection non-combustible material at present is only an asbestos plate, but the asbestos plate is hard and inelastic, the phenomenon of non-tight flange connection can occur in the common-plate flange, and the fireproof requirement can not be met by using other flexible materials.
Disclosure of Invention
The utility model aims to solve the defects of the prior art and provides the primary-secondary flange air pipe for the ship, which has the advantages of simple structure, high connection strength, good sealing performance and low labor intensity.
The technical scheme adopted for solving the technical problems is as follows:
the utility model provides a marine primary and secondary flange tuber pipe, includes square upside tuber pipe and square downside tuber pipe, its characterized in that the lower extreme circumference of upside tuber pipe on connect the upper junction plate of square frame type, the lower junction plate of connecting square frame type on the upper end circumference of downside tuber pipe, go up sealing butt joint between connecting plate and the lower junction plate through four sets of upper sealing butt joint plates and four sets of lower sealing butt joint plates, every sealing butt joint plate that goes up is established respectively on four faces of upside tuber pipe and downside tuber pipe in group, the one end of upper sealing butt joint plate connect on the inner wall of upside tuber pipe, the other end of upper sealing butt joint plate stretches out behind the upside tuber pipe behind the below of upper junction plate and is connected with the outer wall of upside tuber pipe behind the one end of lower sealing butt joint plate, the other end of lower sealing butt joint plate stretches out behind the downside tuber pipe behind the below to the below of downside joint plate and be equipped with the connection recess on the upper sealing butt joint plate below the upper sealing butt joint plate respectively, lie in the upper sealing butt joint plate and be equipped with between the adjacent connecting plate and the connection hole between the lower sealing butt joint plate and the locking nut is equipped with the locking hole between the adjacent connecting plate and the lower sealing butt joint plate.
According to the utility model, the asbestos sealing layer is arranged on the connecting groove or the connecting protrusion, and the sealing performance is further improved through the asbestos sealing layer.
The two ends of the upper sealing butt joint plate of the inner wall of the upper air pipe and the outer wall of the upper air pipe are locked on the upper air pipe through upper rivets.
The two ends of the lower sealing butt joint plate of the inner wall of the lower air pipe and the outer wall of the lower air pipe are locked on the lower air pipe through the lower rivet.
The width of each group of upper sealing butt joint plates is consistent with the width of the side face of the square upper air pipe, so that butt joint sealing between the adjacent upper sealing butt joint plates is ensured.
The width of each group of lower sealing butt joint plates is consistent with the width of the side face of the square lower air pipe, so that butt joint sealing between adjacent lower sealing butt joint plates is ensured.
The upper air pipe and the lower air pipe are provided with grooves on the pipe wall, and the depth of the grooves on the pipe wall is smaller than 4mm.
Due to the adoption of the structure, the utility model has the advantages of simple structure, high connection strength, good sealing performance, low labor intensity and the like.
Drawings
Fig. 1 is a schematic structural view of the present utility model.
Fig. 2 is an enlarged view of a portion a in fig. 1.
FIG. 3 is an enlarged view of a portion of the connection of the upper seal abutment plate and the lower seal abutment plate of FIG. 1 with the upper and lower side air ducts, respectively.
Detailed Description
The utility model is further described below with reference to the accompanying drawings:
as shown in the attached drawings, the primary and secondary flange wind pipe for the ship comprises a square upper wind pipe 1 and a square lower wind pipe 2, and is characterized in that the lower end circumference of the upper wind pipe 1 is connected with an upper connecting plate 3 of a square frame type, the upper end circumference of the lower wind pipe 2 is connected with a lower connecting plate 4 of a square frame type, four groups of upper sealing butt plates 5 and four groups of lower sealing butt plates 6 are in sealing butt joint between the upper connecting plate 3 and the lower connecting plate 4, each group of upper sealing butt plates 5 and each group of lower sealing butt plates 6 are respectively arranged on four surfaces of the upper wind pipe 1 and the lower wind pipe 2, one end of the upper sealing butt plates 5 is connected with the inner wall of the upper wind pipe 1, the other end of the upper sealing butt plates 5 stretches out of the upper wind pipe 1 and then winds around the upper connecting plate 3, one end of the lower sealing butt plates 6 is connected with the outer wall of the upper wind pipe 1, the other end of the lower sealing butt plates 6 stretches out of the lower wind pipe 2 and then winds around the lower connecting plate 4 to the lower side 4, the upper connecting plate 4 is provided with a locking hole 10, the locking hole 10 is formed between the upper connecting plate and the lower connecting plate 4 and the upper connecting plate 4, the locking hole 10 is correspondingly connected with the upper connecting plate 5, the upper connecting plate 10 is provided with the locking hole 10, and the locking hole 10.
Further, the connection groove 7 or the connection protrusion 8 is provided with an asbestos sealing layer 12, and the sealing performance is further improved by the asbestos sealing layer 12.
Further, both ends of the upper sealing butt joint plate 5 of the inner wall of the upper air pipe 1 and the outer wall of the upper air pipe 1 are locked on the upper air pipe 1 through upper rivets 13.
Further, the two ends of the lower sealing butt plate 6 of the inner wall of the lower air pipe 2 and the outer wall of the lower air pipe 2 are locked on the lower air pipe 2 through the lower rivet 14.
Further, the width of each group of upper sealing butt joint plates 5 is consistent with the width of the side face of the square upper air pipe 1, so that butt joint sealing between the adjacent upper sealing butt joint plates 5 is ensured.
Further, the width of each group of lower sealing butt joint plates 6 is consistent with the width of the side face of the square lower air pipe 2, so that butt joint sealing between the adjacent lower sealing butt joint plates 6 is ensured.
Further, the upper side air pipe 1 and the lower side air pipe 2 are provided with grooves 15 on the pipe wall, and the depth of the grooves 15 on the pipe wall is smaller than 4mm.
When the utility model is used, the upper side air pipe 1 and the lower side air pipe 2 are both provided with galvanized pipes with grooves, the depth of the grooves of the pipe walls is smaller than 4mm, the pipe wall strength can be effectively ensured, ventilation loss is reduced, and energy consumption is reduced, as the square-frame-type upper connecting plate 3 and the square-frame-type lower connecting plate 4 are arranged, the upper sealing butt plate 5 and the lower sealing butt plate 6 are respectively wrapped on the upper connecting plate 3 and the lower connecting plate 4, the butt joint surfaces of the upper sealing butt plate 5 and the lower sealing butt plate 6 are respectively connected in a sealing way through the connecting grooves 7 and the connecting protrusions 8, the pipe wall end flanging process is reduced, the flange strength is increased, and as the butt joint grooves and the butt joint protrusions are sealed through the asbestos sealing layers 12, the tightness of the connection between the butt joint grooves and the butt joint protrusions is greatly increased, the locking holes 9 are respectively arranged on the upper connecting plate 4 between the adjacent upper sealing butt plates 5 and the lower connecting plate 3, the locking bolts 10 and the locking nuts 11 are respectively arranged in the locking holes 9, the upper connecting plates 3 and the lower connecting plates 4 are connected through the connecting bolts 10 and the locking nuts 11, the installation scheme is convenient, the installation is realized, the installation is convenient, and the wind pipe is convenient, and the installation is convenient, and the manpower is convenient, and the installation is convenient; the utility model has the advantages of simple structure, high connection strength, good sealing performance, low labor intensity and the like due to the adoption of the structure.
Claims (7)
1. The utility model provides a marine primary and secondary flange tuber pipe, includes square upside tuber pipe and square downside tuber pipe, its characterized in that the lower extreme circumference of upside tuber pipe on connect the upper junction plate of square frame type, the lower junction plate of connecting square frame type on the upper end circumference of downside tuber pipe, go up sealing butt joint between connecting plate and the lower junction plate through four sets of upper sealing butt joint plates and four sets of lower sealing butt joint plates, every sealing butt joint plate that goes up is established respectively on four faces of upside tuber pipe and downside tuber pipe in group, the one end of upper sealing butt joint plate connect on the inner wall of upside tuber pipe, the other end of upper sealing butt joint plate stretches out behind the upside tuber pipe behind the below of upper junction plate and is connected with the outer wall of upside tuber pipe behind the one end of lower sealing butt joint plate, the other end of lower sealing butt joint plate stretches out behind the downside tuber pipe behind the below to the below of downside joint plate and be equipped with the connection recess on the upper sealing butt joint plate below the upper sealing butt joint plate respectively, lie in the upper sealing butt joint plate and be equipped with between the adjacent connecting plate and the connection hole between the lower sealing butt joint plate and the locking nut is equipped with the locking hole between the adjacent connecting plate and the lower sealing butt joint plate.
2. The primary and secondary flange air pipe for a ship according to claim 1, wherein the connection groove or the connection protrusion is provided with an asbestos sealing layer, and the sealing performance is further improved by the asbestos sealing layer.
3. The primary and secondary flange air pipes for a ship according to claim 1, wherein both ends of the upper sealing butt joint plates of the inner wall of the upper air pipe and the outer wall of the upper air pipe are fastened to the upper air pipe by upper rivets.
4. The primary and secondary flange air pipes for a ship according to claim 1, wherein both ends of the lower sealing butt joint plates of the inner wall of the lower air pipe and the outer wall of the lower air pipe are fastened to the lower air pipe by lower rivets.
5. The primary and secondary flange air pipes for a ship according to claim 1, wherein the width of each upper sealing butt joint plate is identical to the width of the side face of the square upper air pipe, so as to ensure butt seal between the adjacent upper sealing butt joint plates.
6. The primary and secondary flange air pipes for a ship according to claim 1, wherein the width of each lower sealing butt joint plate is identical to the width of the side face of the square lower air pipe, so as to ensure butt seal between the adjacent lower sealing butt joint plates.
7. The primary and secondary flange air pipes for a ship according to claim 1, wherein the upper air pipe and the lower air pipe are provided with grooves on the pipe wall, and the depth of the grooves is less than 4mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322241777.4U CN220523528U (en) | 2023-08-21 | 2023-08-21 | Marine primary and secondary flange tuber pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322241777.4U CN220523528U (en) | 2023-08-21 | 2023-08-21 | Marine primary and secondary flange tuber pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220523528U true CN220523528U (en) | 2024-02-23 |
Family
ID=89925753
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322241777.4U Active CN220523528U (en) | 2023-08-21 | 2023-08-21 | Marine primary and secondary flange tuber pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220523528U (en) |
-
2023
- 2023-08-21 CN CN202322241777.4U patent/CN220523528U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN220523528U (en) | Marine primary and secondary flange tuber pipe | |
| CN111550817A (en) | Heat-preservation and corrosion-prevention chimney structure | |
| CN218969809U (en) | Quick assembled closed box culvert structure | |
| CN114542822B (en) | Heat preservation structure and method for air pipe flange part | |
| CN201401580Y (en) | Connecting device of ventilation pipelines | |
| CN211821178U (en) | Air pipe with high sealing performance | |
| CN212960347U (en) | Self-compaction flexible pipe culvert interface device based on negative Poisson ratio material | |
| CN214221201U (en) | Adapter ring for shield tunnel segment | |
| CN201589022U (en) | Non-condensed water air duct connecting flange section | |
| CN212362069U (en) | Heat-preservation and corrosion-prevention chimney structure | |
| CN209800908U (en) | sealing connection device of heating and ventilation pipeline | |
| CN210767129U (en) | PPR double-walled bellows for building engineering construction | |
| CN210439540U (en) | Pipeline building block | |
| CN213629345U (en) | Heating power pipeline convenient to airtight connection | |
| CN221648174U (en) | High-strength corrosion-resistant welded pipe | |
| CN216926115U (en) | Pressure test tool for heat exchanger | |
| CN221762908U (en) | Edge folding flange and air pipe | |
| CN216520143U (en) | Corrosion-resistant sealing flange | |
| CN205092558U (en) | Cable joint who uses among humid environment | |
| CN220170050U (en) | Corrosion-resistant heat exchange tube group based on air cooler | |
| CN220930443U (en) | Socket connection structure of composite structure steel pipe | |
| CN219453237U (en) | Ventilating pipe connecting structure | |
| CN210860174U (en) | Gardens waterscape pipeline slot type connecting piece | |
| CN220771092U (en) | Gas boiler full-sealed membrane wall structure adopting pipe end necking process | |
| CN211736206U (en) | Seamed smoke exhaust air pipe |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |