CN214248673U - Connecting structure of gas circulation pipeline - Google Patents
Connecting structure of gas circulation pipeline Download PDFInfo
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- CN214248673U CN214248673U CN202022943153.3U CN202022943153U CN214248673U CN 214248673 U CN214248673 U CN 214248673U CN 202022943153 U CN202022943153 U CN 202022943153U CN 214248673 U CN214248673 U CN 214248673U
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- exhaust
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Abstract
The utility model designs a connecting structure of a gas circulation pipeline, which comprises an air inlet and exhaust main pipe and an air inlet and exhaust branch pipe, wherein the air inlet and exhaust main pipe is provided with a connecting hole, an elastic tubular connecting piece is arranged on the connecting hole, the two ends of the connecting piece are respectively provided with a main pipe clamping part and a branch pipe connecting part, the main pipe clamping part comprises an inner wall clamping part and an outer wall clamping part, the inner wall clamping part is jointed with the inner wall of the air inlet and exhaust main pipe, the outer wall clamping part is jointed with the outer wall of the air inlet and exhaust main pipe, a clamping groove is arranged between the inner wall clamping part and the outer wall clamping part, and the bottom surface of the clamping groove is contacted with the side wall of the air inlet and exhaust main pipe connecting hole; the branch pipe connecting part is sleeved on the air inlet and exhaust branch pipe, and the hole wall of the inner hole of the branch pipe connecting part is attached to the outer wall of the air inlet and exhaust branch pipe. Therefore, the air inlet and exhaust main pipe and the air inlet and exhaust branch pipe are connected with the two ends of the connecting piece respectively, so that the air inlet and exhaust main pipe and the air inlet and exhaust branch pipe can be connected, and the installation difficulty and the installation cost are reduced.
Description
Technical Field
The utility model relates to an exhaust duct field, concretely relates to connection structure of gas circulation pipeline advances the house steward of airing exhaust and advances the branch pipe of airing exhaust to independently ventilate cage box system and connect.
Background
In the independent ventilation cage box system, the air inlet and outlet main pipes on the cage and the air inlet and outlet branch pipes on the back of the cage need to be connected, so that air supply and air exhaust are carried out on each independent closed unit. In the prior art, the connection structure between the air intake and exhaust main pipe and the air intake and exhaust branch pipe is that the air intake and exhaust main pipe is perforated, then a stainless steel pipe is welded at the perforated position, and then a silica gel piece is sleeved on the stainless steel pipe piece and the branch pipe, so that the connection between the air intake and exhaust main pipe and the air intake and exhaust branch pipe is realized. However, the structure increases the processing cost, and the installation difficulty of the silica gel part is further increased because the connecting gap between the stainless steel pipe and the air inlet and exhaust branch pipe is smaller.
Disclosure of Invention
An object of the utility model is to provide and design a connection structure of gas circulation pipeline to advance the house steward of airing exhaust and advance the defect that the installation degree of difficulty is big, with high costs between the branch pipe of airing exhaust to advancing of independent ventilation cage box system among the prior art, reduce advance the house steward of airing exhaust and advance the installation degree of difficulty and installation cost between the branch pipe of airing exhaust.
In order to achieve the above object, the present invention provides the following technical solutions: a connecting structure of a gas circulation pipeline comprises a main air inlet and exhaust pipe and a main air inlet and exhaust pipe, wherein connecting holes are formed in the main air inlet and exhaust pipe, an elastic tubular connecting piece which is formed by injection molding is installed on each connecting hole, a main pipe clamping portion and a branch pipe connecting portion are arranged at two ends of each connecting piece respectively, the main pipe clamping portion comprises an inner wall clamping portion and an outer wall clamping portion, the inner wall clamping portion is attached to the inner wall of the main air inlet and exhaust pipe, the outer wall clamping portion is attached to the outer pipe wall of the main air inlet and exhaust pipe, a clamping groove is formed between the inner wall clamping portion and the outer wall clamping portion, and the bottom surface of the clamping groove is in contact with the side wall of each connecting hole of the main air inlet and exhaust pipe; the branch pipe connecting part is sleeved on the air inlet and exhaust branch pipe, and the hole wall of the inner hole of the branch pipe connecting part is attached to the outer wall of the air inlet and exhaust branch pipe. When the air inlet and exhaust main pipe and the air inlet and exhaust branch pipe are connected, only the inner wall clamping part of the connecting piece needs to be plugged into the air inlet and exhaust main pipe from the connecting hole of the air inlet and exhaust main pipe, the inner wall and the outer wall of the air inlet and exhaust main pipe are respectively attached to the inner wall clamping part and the outer wall clamping part of the connecting piece, and the air inlet and exhaust main pipe and the connecting piece are clamped; then the air inlet and exhaust branch pipes are inserted into the inner holes of the branch pipe connecting parts, and the connection between the air inlet and exhaust branch pipes and the air inlet and exhaust main pipe can be completed.
The utility model discloses a further improvement still, the hole diameter of branch pipe connecting portion is greater than the hole diameter of house steward joint portion. Therefore, the length of the air inlet and exhaust branch pipe inserted into the connecting piece can not be overlong, and the ventilation area is reduced.
The utility model discloses a further improvement is in addition, the terminal surface of inner wall joint portion sets up to the curved surface, the curved surface is coaxial with the interior pipe wall of advancing the house steward of airing exhaust, makes the terminal surface shape of connecting piece house steward joint portion suit with the shape of advancing the house steward of airing exhaust, is convenient for fill in the connecting piece and the card on advancing the house steward of airing exhaust, can also reduce the space that the connecting piece occupy advancing in the house steward of airing exhaust.
The utility model discloses a further improvement is in addition, the one end that house steward joint portion was kept away from to the branch connection portion is provided with the round arch to make the tip thickness of branch connection portion be greater than the thickness of other parts of branch connection portion, the operative employee of being convenient for grips and the application of force at the connecting piece with advance the branch connection in-process of airing exhaust to the connecting piece.
The utility model discloses a further improvement still, the length of branch pipe connecting portion is greater than the length of house steward joint portion, makes that the connecting piece can be better and advance the laminating of the branch pipe of airing exhaust, plays better fastening sealing effect.
The utility model discloses a further improvement still, the material of connecting piece is medical grade silica gel material, guarantees that the connecting piece has sufficient pliability.
The utility model has the advantages that when the air inlet and exhaust main pipe and the air inlet and exhaust branch pipe are connected, only one end of the main pipe clamping part of the connecting piece is required to be plugged into the air inlet and exhaust main pipe from the connecting hole of the air inlet and exhaust main pipe, and the inner pipe wall and the outer pipe wall of the air inlet and exhaust main pipe are respectively attached to the inner wall clamping part and the outer wall clamping part of the connecting piece, so that the air inlet and exhaust main pipe is clamped with the connecting piece; the air inlet and exhaust branch pipes are inserted into the inner holes of the connecting part branch pipe connecting parts, so that the connection between the air inlet and exhaust branch pipes and the air inlet and exhaust main pipe can be completed. And because the connecting piece is an elastic tubular piece which is integrally injection molded, good sealing between the connecting piece and the air inlet and exhaust main pipe and between the connecting piece and the air inlet and exhaust branch pipe can be ensured.
Furthermore, the utility model relates to a principle is reliable, and simple structure has very extensive application prospect.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic structural diagram of an embodiment of the present invention.
Fig. 2 is a schematic structural diagram of the connecting member of the present invention.
In the figure, 1, a main air inlet and exhaust pipe, 2, a connecting piece, 3, air inlet and exhaust branch pipes, 4, a main pipe clamping part, 5, a clamping groove, 6, a branch pipe connecting part, 7, a protrusion, 8, an inner wall clamping part, 9, an outer wall clamping part, 10 and end faces.
Detailed Description
In order to make the technical solutions in the present invention better understood, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, but not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts shall belong to the protection scope of the present invention.
The following explains key terms appearing in the present invention.
As shown in the figure, the utility model relates to a connection structure of gas circulation pipeline, including advancing air exhaust house steward 1 and advancing air exhaust branch pipe 3, advance and be provided with the connecting hole on the air exhaust house steward 1, the size diameter of connecting hole is greater than the diameter of advancing air exhaust branch pipe 3. The air intake and exhaust main pipe 1 is connected with the air intake and exhaust branch pipe 3 through a connecting piece 2. Wherein, the connecting piece 2 is an elastic pipe which is integrally formed by injection molding. The two ends of the connecting piece 2 are respectively provided with a main pipe clamping part 4 and a branch pipe connecting part 6. The length of the main pipe clamping part 4 is smaller than that of the branch pipe connecting part 6. The main pipe clamping portion 4 comprises an inner wall clamping portion 8 and an outer wall clamping portion 9, the inner wall clamping portion 8 is located inside the air inlet and exhaust main pipe 1, and is attached to the inner pipe wall of the air inlet and exhaust main pipe 1. The outer wall clamping part 9 is positioned outside the air intake and exhaust main pipe 1 and is attached to the outer pipe wall of the air intake and exhaust main pipe 1. A clamping groove 5 is arranged between the inner wall clamping portion 8 and the outer wall clamping portion 9, and the bottom surface of the clamping groove 5 is attached to the hole wall of the connecting hole in the air inlet and exhaust main pipe 1. Further, the end face 10 of the inner wall clamping portion 8 is a curved surface, the curved surface is a part of a cylindrical surface, and the curved surface is coaxial with the inner pipe wall of the air inlet and exhaust main pipe 1. The branch pipe connecting part 6 is sleeved outside the air intake and exhaust branch pipe 3, and the hole wall of the inner hole of the branch pipe connecting part 6 is contacted with the outer wall of the air intake and exhaust branch pipe 3. Further, in order to facilitate the installation of the air intake and exhaust branch pipes 3, one end, away from the main pipe clamping portion 4, of the branch pipe connecting portion 6 is provided with a circle of protrusions 7, so that the thickness of the end portion of the branch pipe connecting portion 6 is larger than the thickness of the other positions of the branch pipe connecting portion 6. Furthermore, in order to prevent the contact length between the air inlet and exhaust branch pipes 3 and the connecting piece 2 from being too long and affecting the ventilation area of the air inlet and exhaust main pipe 1, the inner hole diameter of the main pipe clamping part 4 is smaller than that of the branch pipe connecting part 6. In addition, in order to improve the flexibility of the connecting piece 2, the material of the connecting piece 2 is preferably medical grade silica gel.
When the utility model is used, the inner wall joint part 8 in the joint part 4 of the main pipe of the connecting piece 2 is plugged into the air intake and exhaust main pipe 1 from the connecting hole of the air intake and exhaust main pipe 1, the inner wall joint part 8 is attached to the inner pipe wall of the air intake and exhaust main pipe 1, and the outer pipe wall of the air intake and exhaust main pipe 1 is attached to the outer wall joint part 9, so that the air intake and exhaust main pipe 1 and the connecting piece 2 are jointed together in a clamping way; inserting the connecting end of the air inlet and exhaust branch pipe 3 into the inner hole of the branch pipe connecting part 6 of the connecting piece 2, so that the air inlet and exhaust branch pipe 3 and the connecting piece 2 are connected together; the air intake and exhaust main pipe 1 and the air intake and exhaust branch pipe 3 can be connected together.
Although the present invention has been described in detail by referring to the drawings in conjunction with the preferred embodiments, the present invention is not limited thereto. Various equivalent modifications or substitutions can be made on the embodiments of the present invention by those skilled in the art without departing from the spirit and substance of the present invention, and these modifications or substitutions are intended to be within the scope of the present invention/any person skilled in the art can easily conceive of changes or substitutions within the technical scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (6)
1. A connecting structure of a gas circulation pipeline is characterized by comprising a main air inlet and outlet pipe (1) and branch air inlet and outlet pipes (3), the air inlet and outlet main pipe (1) is provided with a connecting hole, the connecting hole is provided with an elastic tubular connecting piece (2) which is integrally formed by injection molding, the two ends of the connecting piece (2) are respectively provided with a main pipe clamping part (4) and a branch pipe connecting part (6), the main pipe clamping part (4) comprises an inner wall clamping part (8) and an outer wall clamping part (9), the inner wall clamping part (8) is jointed with the inner pipe wall of the air inlet and exhaust main pipe (1), the outer wall clamping part (9) is jointed with the outer pipe wall of the air inlet and exhaust main pipe (1), a clamping groove (5) is arranged between the inner wall clamping part (8) and the outer wall clamping part (9), the bottom surface of the clamping groove (5) is contacted with the side wall of a connecting hole of the air inlet and exhaust main pipe (1); the branch pipe connecting part (6) is sleeved on the air inlet and exhaust branch pipe (3), and the hole wall of the inner hole of the branch pipe connecting part (6) is attached to the outer wall of the air inlet and exhaust branch pipe (3).
2. A gas flow circuit connection according to claim 1, characterised in that the bore diameter of the branch connection (6) is greater than the bore diameter of the main pipe clamp (4).
3. A connecting structure of a gas circulation pipeline according to claim 1 or 2, characterized in that the end surface (10) of the inner wall clamping part (8) is set as a curved surface which is coaxial with the inner pipe wall of the air intake and exhaust main pipe (1).
4. A gas flow pipe connection according to claim 1 or 2, wherein the end of the branch pipe connection (6) remote from the main pipe clamp (4) is provided with a ring of protrusions (7).
5. A gas flow circuit connection according to claim 4, characterised in that the length of the branch connection (6) is greater than the length of the main pipe clamp (4).
6. The connection structure of a gas flow pipe according to claim 1, wherein the connection member (2) is made of medical grade silica gel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022943153.3U CN214248673U (en) | 2020-12-10 | 2020-12-10 | Connecting structure of gas circulation pipeline |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022943153.3U CN214248673U (en) | 2020-12-10 | 2020-12-10 | Connecting structure of gas circulation pipeline |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214248673U true CN214248673U (en) | 2021-09-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022943153.3U Active CN214248673U (en) | 2020-12-10 | 2020-12-10 | Connecting structure of gas circulation pipeline |
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| CN (1) | CN214248673U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116772016A (en) * | 2023-08-17 | 2023-09-19 | 成都有亿塑胶有限公司 | Hole net steel-plastic composite pipe with extension pipe, forming device and production process |
-
2020
- 2020-12-10 CN CN202022943153.3U patent/CN214248673U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116772016A (en) * | 2023-08-17 | 2023-09-19 | 成都有亿塑胶有限公司 | Hole net steel-plastic composite pipe with extension pipe, forming device and production process |
| CN116772016B (en) * | 2023-08-17 | 2023-10-20 | 成都有亿塑胶有限公司 | Hole net steel-plastic composite pipe with extension pipe, forming device and production process |
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