CN117605890A - Connection structure and connection method for quickly installing ventilating duct by using connecting piece - Google Patents
Connection structure and connection method for quickly installing ventilating duct by using connecting piece Download PDFInfo
- Publication number
- CN117605890A CN117605890A CN202311678168.3A CN202311678168A CN117605890A CN 117605890 A CN117605890 A CN 117605890A CN 202311678168 A CN202311678168 A CN 202311678168A CN 117605890 A CN117605890 A CN 117605890A
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- Prior art keywords
- flange
- connecting piece
- joint surface
- air pipe
- joint
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- Pending
Links
- 238000000034 method Methods 0.000 title claims abstract description 20
- 238000007789 sealing Methods 0.000 claims abstract description 40
- 238000009423 ventilation Methods 0.000 claims abstract description 30
- 238000009434 installation Methods 0.000 claims description 8
- 230000001502 supplementing effect Effects 0.000 abstract description 3
- 238000005452 bending Methods 0.000 description 7
- 238000010586 diagram Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 210000005069 ears Anatomy 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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
- F16L9/00—Rigid pipes
- F16L9/22—Pipes composed of a plurality of segments
-
- 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
- F16L9/00—Rigid pipes
- F16L9/003—Rigid pipes with a rectangular cross-section
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Duct Arrangements (AREA)
Abstract
The invention relates to the technical field of ventilation systems, in particular to a connecting structure for quickly installing a ventilation pipeline by using a connecting piece and a connecting method thereof, wherein the connecting piece can be simply and quickly installed, the firmness of connection between the connecting piece and a flange is ensured, the whole flange is concise and attractive, the ventilation pipeline comprises a wind pipe wall and a wind pipe flange, a flange folded edge is arranged on the wind pipe flange, the connecting piece comprises two flange joint bodies and a flange sealing surface, the two flange joint bodies and the flange sealing surface form a right-angle relationship, the flange joint bodies comprise a flange joint surface, a pipe wall joint surface and a folded edge joint surface, the two flange joint bodies are respectively connected with the corresponding wind pipe flange, the flange sealing surface is used as a corner supplementing surface of a wind pipe flange unfilled corner, the flange joint surface is jointed with the inner plane of the flange, the pipe wall joint surface is jointed with the wind pipe wall of the folded edge joint surface, and a locking structure is arranged between the folded edge joint surface and the flange folded edge and is used for locking the connecting body on the wind pipe flange.
Description
Technical Field
The invention relates to the technical field of ventilation systems, in particular to a connecting structure for quickly installing a ventilation pipeline by using a connecting piece and a connecting method thereof.
Background
The ventilation system of industrial and civil buildings is very important, good ventilation can ensure the air quality in the buildings, and ventilation pipelines and ventilation valves are the most basic components in the ventilation system, so that the demand is great. In order to meet the requirements, most air duct manufacturers process bending parts with various specifications for standby, the bending parts are spliced into square ventilating ducts or ventilating valves according to orders, flange unfilled corners are arranged at bending positions of the bending parts, the spliced ventilating ducts or ventilating valves still have the flange unfilled corners at the bending positions, and connecting pieces are required to be installed at the flange unfilled corners to form a complete ventilating duct or ventilating valve. At present, most of connecting pieces are simple right-angle plates, and the connecting pieces are manually positioned and temporarily fixed at a notch of a flange during installation and then fixed on the unfilled corner flange in a riveting or welding mode. The connecting piece and the mounting mode adopted at the present stage make the connecting piece mounting process tedious, inefficiency, the flange fastness of connection is poor, the uneven impression of flange face is relatively poor.
Disclosure of Invention
The invention aims to provide a connecting structure for quickly installing a ventilating duct by using a connecting piece and a connecting method thereof, wherein the connecting piece can be simply and quickly installed by the arranged locking structure, the firmness of the connection of the connecting piece and a flange of the ventilating duct is ensured by a double structure, and the flange has the advantages of consistent appearance, simplicity and attractive appearance.
In order to achieve the above purpose, the following technical scheme is adopted:
the connecting structure for quickly installing the ventilating duct by using the connecting piece comprises the connecting piece and the ventilating duct, wherein the ventilating duct comprises an air duct wall and an air duct flange, the air duct flange is provided with a flange folding edge, the connecting piece comprises two flange attaching bodies and a flange sealing surface, the two flange attaching bodies and the flange sealing surface form a right-angle relationship, the remaining two sides of the flange sealing surface are provided with vertical surfaces,
the flange joint body comprises a flange joint surface, a pipe wall joint surface and a folding joint surface, wherein the flange joint surface and the flange joint surface are subjected to section bench treatment, the folding joint surface and the vertical surface are subjected to section bench treatment to respectively form section bench surfaces, the section bench surfaces are used for sealing gaps between the connecting piece and the air pipe flange, the flange joint surface and the air pipe flange are kept at the same horizontal plane, the tightness of the flange joint surface is ensured, the vertical surface and the flange folding joint are kept at the same horizontal plane, the overall rigidity of the connecting piece is improved, the connecting piece cannot deform in the process of being inserted into the air pipe flange, the flange joint surface cannot deform obviously when the air pipe is sealed, the sealing performance of the unfilled corner of the flange is improved,
the two flange joint bodies are respectively connected with the corresponding air pipe flanges, the flange sealing surfaces are used as corner supplementing surfaces of air pipe flange unfilled corners, the flange joint surfaces are jointed with inner flange surfaces, the pipe wall joint surfaces are jointed with air pipe walls, the folding edge joint surfaces are jointed with the flange folding edge, a locking structure is arranged between the folding edge joint surfaces and the flange folding edge, one or more groups of locking structures are arranged on each flange joint body and the corresponding air pipe flange and used for locking the joint body on the air pipe flange, the joint piece can be quickly and conveniently arranged on the air pipe flange through the locking structure, the working efficiency is improved, the problem that the right angle deviation of the bent part of the air pipe is corrected by the pipe wall joint surfaces and the air pipe wall joint surfaces and the folding edge joint surfaces of the flanges in the process of inserting the joint piece into the air pipe flange is solved, the air pipe opening or the valve body is square, and the ventilation area is ensured;
the flange sealing surface and the flange joint surface are both provided with flange connecting holes, the air pipe flange is provided with connecting piece mounting holes corresponding to the flange connecting holes on the flange joint surface, and through holes are formed for connecting two adjacent sections of ventilating pipes and fixing the connecting pieces on the corresponding air pipe flange, and the flange connecting holes on the flange sealing surface are used for connecting the flange sealing surfaces of the adjacent ventilating pipes.
Further, the locking structure comprises a locking piece and a locking hole, wherein the locking piece is arranged on the folding joint surface of the connecting piece, the locking hole is arranged on the folding flange which is jointed with the folding joint surface, and the connecting piece is locked on the flange and is not easy to fall off.
Further, the locking piece is any one of a clamping lug, a spring lock, a barb or a convex hull.
Further, the lock hole is any one of a groove hole, a square hole or a round hole.
The invention also provides a connecting method for quickly installing the ventilating duct by using the connecting piece, which comprises the following steps:
the method comprises the steps that a1, two flange joint bodies of a connecting piece are inserted into corresponding air pipe flanges from a flange unfilled corner, the flange joint surfaces of the connecting piece are guaranteed to be jointed with inner planes of the flanges, pipe wall joint surfaces are jointed with pipe walls of the air pipes, a folded edge joint surface is jointed with a flange folded edge, a flange connecting hole on the flange joint surface is aligned with a connecting piece mounting hole on the air pipe flange to form a through hole, a flange sealing surface becomes a corner repairing surface of the flange unfilled corner, a locking piece on the folded edge joint surface is inserted into a locking hole on the folded edge of the flange, and the connecting piece is mounted at the unfilled corner of the air pipe flange to form a complete flange end face;
a2: when a plurality of ventilation pipes which are rapidly installed by adopting the method a1 are connected, two adjacent sections of ventilation pipes are connected through bolts, the bolts penetrate through holes formed by connecting piece installation holes on two adjacent air pipe flanges and flange connection holes on joint surfaces of the flanges, the two sections of ventilation pipes are connected, meanwhile, the connecting pieces are further fixed on the air pipe flanges, the bolts penetrate through the flange connection holes on the flange sealing surfaces, and the flange sealing surfaces on the air pipe flanges of the two adjacent sections of ventilation pipes are connected.
The invention has the beneficial effects that:
1) A locking structure is arranged between the folding edge joint surface of the connecting piece and the folding edge of the flange, a locking piece on the folding edge joint surface of the connecting piece is inserted into a locking hole on the folding edge of the flange in the process of inserting the connecting piece into the air pipe flange, the connecting piece is locked on the air pipe flange, the installation is simple, the connecting piece is not easy to fall off, the quick connection of the connecting piece is realized, and the working efficiency is improved;
2) The air pipe flange is provided with the connecting piece mounting holes corresponding to the flange connecting holes on the flange joint surface, bolts penetrate through the connecting piece mounting holes on the adjacent air pipe flanges, and the connecting piece is fixed on the air pipe flange while connecting two adjacent sections of ventilation pipelines, so that the connection firmness of the connecting piece and the flange is further improved, and the working efficiency is improved;
3) A section of table surface is arranged between the flange joint surface and the flange sealing surface of the connecting piece, so that the flange sealing surface of the connecting piece and the air pipe flange are kept on the same plane, the tightness of the connecting piece and the air pipe flange is improved, and the integral flatness and attractiveness of the end surface of the air pipe flange are ensured;
4) A section of table surface is arranged between the folding edge joint surface and the vertical surface of the connecting piece, the vertical surface of the connecting piece and the folding edge joint surface of the flange are kept on the same plane after the connecting piece is inserted into the air pipe flange, the rigidity of the connecting piece is improved, the consistent appearance of the air pipe flange is ensured, and the air pipe flange is simple and attractive;
5) The pipe wall joint surface and the folding joint surface are arranged on the connecting piece, the problem that the right angle of the bending part of the air pipe fitting deviates is corrected in the process of inserting the connecting piece into the air pipe flange through the rigidity of the pipe wall joint surface, the folding joint surface and the connecting piece, the pipe orifice of the air pipe is square, and the ventilation area is ensured;
6) The connecting structure designed by the invention can be used for installing the connecting piece on the air pipe bending part and then splicing the ventilating duct, or installing the connecting piece when the ventilating duct is connected on a construction site, so that the implementation flexibility of the ventilating duct project is improved;
7) The connecting structure designed by the invention can be applied to the ventilating duct, and the ventilating duct can be quickly installed by using the connecting piece; the connecting piece can be used for quickly installing the valve body of the ventilation valve, and the application range is enlarged.
In summary, the connecting structure and the connecting method for quickly installing the ventilating duct by using the connecting piece provided by the invention enable the installation of the connecting piece to be simple and quick, the whole air duct flange to be simple and beautiful, the firmness of the connection of the connecting piece and the air duct flange to be doubly ensured by the locking structure and the through hole formed by the bolt penetrating through the flange connecting hole and the connecting piece installing hole, and the angle deviation of the ventilating duct can be corrected in the installation process of the connecting piece, so that the ventilating area of the ventilating duct is ensured.
Drawings
FIG. 1 is a front view of a connector according to the present invention;
FIG. 2 is a rear view of the connector of the present invention;
FIG. 3 is a diagram of the connection of the connector and the duct flange of the present invention;
FIG. 4 is a partial block diagram of a ventilation duct of the present invention without a connector installed;
fig. 5 is a structural view of the ventilating duct after the connecting member is installed in accordance with the present invention.
As shown in the figure: 1. a flange sealing surface, a flange joint surface and a flange joint surface; 3. a pipe wall joint surface; 4. the flange is folded along the joint surface; 5. elevation; 6. clamping ears; 7. a segment mesa; 8. flange connecting holes, 9 and air pipe walls; 10. an air pipe flange; 11. a flange folding edge; 12. a connector mounting hole; 13. a slot-shaped hole.
Detailed Description
1-4 are schematic diagrams of the present embodiment, and the connecting structure for quickly installing a ventilation pipe by using a connecting piece as described in the accompanying drawings comprises a connecting piece and a ventilation pipe, wherein the ventilation pipe comprises a pipe wall 9 and a pipe orifice air pipe flange 10, the air pipe flange 10 is provided with a flange folded edge 11, the connecting piece comprises two flange attaching bodies and a flange sealing surface 1, the two flange attaching bodies are in right angle relation with the flange sealing surface 1, the remaining two sides of the flange sealing surface 1 are provided with vertical faces 5,
the flange joint body comprises a flange joint surface 2, a pipe wall joint surface 3 and a folded joint surface 4, wherein the flange joint surface 2 and the flange sealing surface 1 are subjected to section table treatment to form a section table surface 7, the folded joint surface 4 and the vertical surface 5 are subjected to section table treatment to respectively form a section table surface 7,
the two flange joint bodies are respectively connected with the corresponding air duct flange 10, the flange sealing surface 1 is used as an angle supplementing surface of the unfilled corner of the air duct flange 10, the flange joint surface 2 is jointed with the flange inner plane, the pipe wall joint surface 3 is jointed with the air duct pipe wall 9, the folding joint surface 4 is jointed with the flange folding edge 11, a locking structure is arranged between the folding joint surface 4 and the flange folding edge 11, the locking structure comprises a clamping lug 6 arranged on the folding joint surface 4 and a groove hole 13 arranged on the flange folding edge 11, the clamping lug 6 is inserted into the groove hole 13, the connecting piece is locked on the air duct flange 10,
the flange sealing surface 1 and the flange joint surface 2 are provided with flange connecting holes 8, the air pipe flange 10 is provided with connecting piece mounting holes 12 corresponding to the flange connecting holes 8 on the flange joint surface 2, the connecting piece mounting holes 12 are used for connecting two adjacent sections of ventilating ducts and fixing the connecting pieces on the corresponding air pipe flange 10, and the flange connecting holes 8 on the flange sealing surface 1 are used for connecting the flange sealing surfaces 1 of the adjacent ventilating ducts.
The invention provides a connecting method for quickly installing a ventilating duct by using a connecting piece, which comprises the following steps:
a1, inserting two flange joint bodies of a connecting piece into corresponding air pipe flanges 10 from a flange unfilled corner, ensuring that a flange joint surface 2 of the connecting piece is jointed with an inner flange plane, a pipe wall joint surface 3 is jointed with an air pipe wall 9, a folded joint surface 4 is jointed with a flange folded edge 11, a flange connecting hole 8 on the flange joint surface 2 is aligned with a connecting piece mounting hole 12 on the air pipe flange 10 to form a through hole, a flange sealing surface 1 is a corner repairing surface of the flange unfilled corner, a clamping lug 6 on the folded joint surface 4 is inserted into a groove-shaped hole 13 on the flange folded edge 11, and the connecting piece is mounted at the unfilled corner of the air pipe flange 10 to form a complete flange end surface;
a2: when a plurality of ventilation ducts which are rapidly installed by adopting the method a1 are connected, two adjacent sections of ventilation ducts are connected through bolts, the bolts penetrate through holes formed by connecting piece installation holes 12 on two adjacent air duct flanges 10 and flange connection holes 8 on respective flange joint surfaces 2, the two sections of ventilation ducts are connected, meanwhile, connecting pieces are further fixed on the respective air duct flanges 10, the bolts penetrate through the flange connection holes 8 on the flange sealing surfaces 1, and the flange sealing surfaces 1 on the air duct flanges 10 of the two adjacent sections of ventilation ducts are connected.
The present invention is not limited to the present embodiment, and any equivalent concept or modification within the technical scope of the present invention is listed as the protection scope of the present invention.
Claims (5)
1. The utility model provides a connection structure for fast installing a ventilating duct by using a connecting piece, which comprises a connecting piece and a ventilating duct, wherein the ventilating duct comprises an air duct wall (9) and an air duct flange (10), a flange folding edge (11) is arranged on the air duct flange (10), the connection structure is characterized in that the connecting piece comprises two flange attaching bodies and a flange sealing surface (1), the two flange attaching bodies and the flange sealing surface (1) form a right-angle relationship, the two remaining sides of the flange sealing surface (1) are provided with vertical surfaces (5),
the flange joint body comprises a flange joint surface (2), a pipe wall joint surface (3) and a folded joint surface (4), wherein the flange joint surface (2) and the flange joint surface (1) are subjected to stage treatment, the folded joint surface (4) and the vertical surface (5) are subjected to stage treatment to respectively form a stage table surface (7), the stage table surface (7) is used for sealing a gap between a connecting piece and an air pipe flange (10), the flange joint surface (1) and the air pipe flange (10) are kept at the same horizontal plane, the vertical surface (5) and the flange folded joint (11) are kept at the same horizontal plane,
the two flange jointing bodies are respectively connected with the corresponding air pipe flange (10), the flange sealing surface (1) is used as an angle compensating surface of the unfilled corner of the air pipe flange (10), the flange jointing surface (2) is jointed with the flange inner plane, the pipe wall jointing surface (3) is jointed with the air pipe wall (9), the folding edge jointing surface (4) is jointed with the flange folding edge (11), a locking structure is arranged between the folding edge jointing surface (4) and the flange folding edge (11) and is used for locking the connecting body on the air pipe flange (10),
the flange sealing surface (1) and the flange joint surface (2) are provided with flange connecting holes (8), the air pipe flange (10) is provided with connecting piece mounting holes (12) corresponding to the flange connecting holes (8) on the flange joint surface (2), through holes are formed and used for connecting two adjacent sections of ventilating pipes and fixing the connecting pieces on the respective air pipe flange (10), and the flange connecting holes (8) on the flange sealing surface (1) are used for connecting the flange sealing surfaces (1) of the adjacent ventilating pipes.
2. The connection structure for quickly installing a ventilating duct by using a connecting piece according to claim 1, wherein the locking structure comprises a locking piece and a locking hole, the locking piece is arranged on a folded edge joint surface (4) of the connecting piece, and the locking hole is arranged on a flange folded edge (11) jointed with the folded edge joint surface (4).
3. The connection structure for rapid installation of duct work by means of a connection member according to claim 2, wherein the locking member is any one of a clip (6), a snap lock, a barb or a convex hull.
4. The connection structure for rapid installation of a ventilating duct using a connection member according to claim 2, wherein the locking hole is any one of a slot hole (13), a square hole, or a circular hole.
5. The connection method for quickly installing the ventilating duct by using the connecting piece is characterized by comprising the following steps of:
the method comprises the steps that a1, two flange joint bodies of a connecting piece are inserted into corresponding air pipe flanges (10) from a flange unfilled corner, the flange joint surface (2) of the connecting piece is guaranteed to be jointed with an inner flange plane, a pipe wall joint surface (3) is jointed with an air pipe wall (9), a folded joint surface (4) is jointed with a flange folded edge (11), a flange connecting hole (8) on the flange joint surface (2) is aligned with a connecting piece mounting hole (12) on the air pipe flange (10) to form a through hole, a flange sealing surface (1) is a corner repairing surface of the flange unfilled corner, a locking piece on the folded edge joint surface (4) is inserted into a locking hole on the flange folded edge (11), and the connecting piece is mounted at the unfilled corner of the air pipe flange (10) to form a complete flange end surface;
a2: when a plurality of ventilation ducts which are rapidly installed by adopting the method a1 are connected, two adjacent sections of ventilation ducts are connected through bolts, the bolts penetrate through holes formed by connecting piece installation holes (12) on two adjacent air duct flanges (10) and flange connection holes (8) on respective flange joint surfaces (2), the two sections of ventilation ducts are connected, meanwhile, connecting pieces are further fixed on the respective air duct flanges (10), the bolts penetrate through the flange connection holes (8) on the flange sealing surfaces (1), and the flange sealing surfaces (1) on the air duct flanges (10) of the two adjacent sections of ventilation ducts are connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311678168.3A CN117605890A (en) | 2023-12-08 | 2023-12-08 | Connection structure and connection method for quickly installing ventilating duct by using connecting piece |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311678168.3A CN117605890A (en) | 2023-12-08 | 2023-12-08 | Connection structure and connection method for quickly installing ventilating duct by using connecting piece |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN117605890A true CN117605890A (en) | 2024-02-27 |
Family
ID=89951503
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311678168.3A Pending CN117605890A (en) | 2023-12-08 | 2023-12-08 | Connection structure and connection method for quickly installing ventilating duct by using connecting piece |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN117605890A (en) |
-
2023
- 2023-12-08 CN CN202311678168.3A patent/CN117605890A/en active Pending
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