CN203848461U - Pipeline connection structure - Google Patents
Pipeline connection structure Download PDFInfo
- Publication number
- CN203848461U CN203848461U CN201420276800.1U CN201420276800U CN203848461U CN 203848461 U CN203848461 U CN 203848461U CN 201420276800 U CN201420276800 U CN 201420276800U CN 203848461 U CN203848461 U CN 203848461U
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- China
- Prior art keywords
- section
- reducing section
- pipe
- main leg
- diameter
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Abstract
The utility model provides a pipeline connection structure which comprises a first pipe and a second pipe. A part of the first pipe extends into the second pipe, the first pipe comprises a first main pipe section and necking sections located at one end of the first main pipe section, the second pipe comprises a second main pipe section and an expanding section located at one end of the second main pipe section, the necking sections comprise the first necking section and the second necking section, the diameter of the first necking section is smaller than that of the first main pipe section, the diameter of the second necking section is smaller than that of the first necking section, the second necking section is located at the end, far away from the first main pipe section, of the first necking section, the first necking section extends into the expanding section, and the second necking section extends into the second main pipe section and is matched with the second main pipe section in a contact mode. By means of the pipeline connection structure, the problem that expanding sections are prone to cracking and deforming in the prior art can be solved.
Description
Technical field
The utility model relates to pipeline connection area, relates more specifically to a kind of pipeline jointing construction.
Background technology
Fig. 1 shows the structural representation of the first pipe of the pipeline jointing construction of prior art.The weld into and out of tracheae and the first pipe 1 ' of the condenser of air-conditioning of the prior art adopts a reducing.Inlet, outlet pipe has as cup-shaped bell-mouthed extension diameter section, and reducing section 11 ' and the above-mentioned cup-shaped horn mouth of the first pipe 1 ' are equipped with.Cup-shaped horn mouth causes weakened because of wall thickness, the welding reason such as be heated, and when the first pipe 1 ' is subject to External Force Acting, cup-shaped horn mouth place is easy to crack, distortion, and then causes refrigrant leakage.
Utility model content
The utility model object is to provide a kind of pipeline jointing construction, can alleviate that extension diameter section place in prior art is easy to crack, the problem of distortion.
The utility model provides a kind of pipeline jointing construction, comprise the first pipe and the second pipe, the first tube portion stretches into the inside of the second pipe, the first pipe comprises the first main leg and is positioned at the reducing section of first main leg one end, the second pipe comprises the second main leg and is positioned at the extension diameter section of second main leg one end, reducing section comprises: the first reducing section, and the diameter of the first reducing section is less than the first main leg's diameter; The second reducing section, the diameter of the second reducing section is less than the diameter of the first reducing section and is positioned at one end away from the first main leg of the first reducing section, wherein, the first reducing section stretches into the inside of extension diameter section, and the second reducing section stretches into the second main leg inside and contacts cooperation with the second main leg.
Further, the length of the first reducing section equals the length of extension diameter section.
Further, the length of the second reducing section is greater than the length of the first reducing section.
Further, the length of the second reducing section is for being greater than 0 and be less than or equal to 50mm.
Further, pipeline jointing construction also comprises that gripper shoe has installing hole for fixing the gripper shoe of the second pipe, and the second main leg and installing hole are equipped with.
Further, between one end away from the first reducing section of the second reducing section and the end face away from the first reducing section of gripper shoe, there is distance L.
Further, distance L is greater than 0 and be less than or equal to 30mm.
According to pipeline jointing construction of the present utility model, comprise the first pipe and the second pipe, the first tube portion stretches into the inside of the second pipe, the second pipe comprises the second main leg and is positioned at the extension diameter section of second main leg one end, the first pipe comprises the first main leg and is positioned at the reducing section of first main leg one end, reducing section comprises: the first reducing section and the second reducing section, the diameter of the first reducing section is less than the first main leg's diameter, the diameter of the second reducing section is less than the diameter of the first reducing section and is positioned at one end away from the first main leg of the first reducing section, wherein, the first reducing section stretches into the inside of extension diameter section, the second reducing section stretches into the second main leg inside and contacts cooperation with the second main leg.By the second reducing section is set, increase the degree of depth that the first pipe stretches to the second pipe, effectively reduced the pressure at extension diameter section place, like this, extension diameter section place is not easy to produce distortion and cracking, effectively alleviated that the cup-shaped horn mouth place as extension diameter section in prior art is easy to crack, the problem of distortion.
Accompanying drawing explanation
The accompanying drawing that forms the application's a part is used to provide further understanding of the present utility model, and schematic description and description of the present utility model is used for explaining the utility model, does not form improper restriction of the present utility model.In the accompanying drawings:
Fig. 1 is the structural representation of the first pipe of the pipeline jointing construction of prior art;
Fig. 2 is according to the structural representation of the first pipe of the pipeline jointing construction of the utility model embodiment;
Fig. 3 is according to the structural representation of the pipeline jointing construction of the utility model embodiment.
Reference numeral: 1, the first pipe; 11, the first main leg; 12, reducing section; 121, the first reducing section; 122, the second reducing section; 2, the second pipe; 21, the second main leg; 22, extension diameter section; 3, gripper shoe.
The specific embodiment
Describe below with reference to the accompanying drawings and in conjunction with the embodiments the utility model in detail.It should be noted that, in the situation that not conflicting, embodiment and the feature in embodiment in the application can combine mutually.
As shown in Figures 2 and 3, the pipeline jointing construction of the utility model embodiment comprises the first pipe 1 and the second pipe 2, the first pipe 1 part stretches into the inside of the second pipe 2, the first pipe 1 comprises that the first main leg 11 and reducing section 12, the second pipes 2 that are positioned at first main leg 11 one end comprise the second main leg 21 and the extension diameter section 22 that is positioned at second main leg 21 one end.Reducing section 12 comprises the first reducing section 121 and the second reducing section 122, the diameter of the first reducing section 121 is less than the first main leg's 11 diameter, the diameter of the second reducing section 122 is less than the diameter of the first reducing section 121 and is positioned at one end away from the first main leg 11 of the first reducing section 121, wherein, the first reducing section 121 stretches into the inside of extension diameter section 22, and the second reducing section 122 stretches into the second main leg 21 inside and contacts cooperation with the second main leg 21.
By above-mentioned setting, when the first pipe 1 is subject to External Force Acting, owing to being provided with the second reducing section 122, increased the degree of depth that the first pipe 1 stretches to second pipe 2, effectively reduced the pressure at extension diameter section 22 places, like this, the second pipe extension diameter section 22 of 2 and the second main leg 21 places are not easy to produce distortion and cracking, have effectively alleviated that the cup-shaped horn mouth place as extension diameter section in prior art is easy to crack, the problem of distortion.
As shown in Figure 2, preferably, between the first reducing section 121 and the second reducing section 122, be also provided with the first cone section, between the first reducing section 121 and the first main leg 11, be also connected with the second cone section.Above-mentioned structural design, on the one hand, the first cone section and the second cone section make the first reducing section 121 and the second reducing section 122 be convenient to processing, on the other hand, the first cone section and the second cone section make to seamlessly transit between the first reducing section 121, the second reducing section 122 and the first main leg 11, the breaking strain of avoiding sudden change to cause.
In the present embodiment, preferably, the first pipe 1 is copper pipe.Certainly, in the embodiment not providing, the first pipe 1 can also be made by metal materials such as iron, aluminium or nonmetallic materials are made.
As shown in Figure 3, in the utility model embodiment, the part that the weld bond covering extension diameter section 22 between first pipe the 1 and second pipe 2 matches with the first reducing section 121 and extension diameter section 22 and the second main leg's 21 transition junction.
The length of the first reducing section 121 equals the length of extension diameter section 22.
In embodiment of the present utility model, the length of the first reducing section 121 and the second reducing section 122 can be adjusted according to the size of the second pipe 2, arrangement.Preferably, the length of the second reducing section 122 is greater than the length of the first reducing section 121.
In the utility model embodiment, the external diameter of the first pipe 1 is for being more than or equal to 3mm and being less than or equal to 16mm.The external diameter of the first reducing section 121 is for being more than or equal to 3mm and being less than or equal to 16mm.The length of the second reducing section 122 is for being greater than 0 and be less than or equal to 50mm.
As shown in Figure 3, in the utility model embodiment, pipeline jointing construction also comprises gripper shoe 3.Gripper shoe 3 has installing hole, and the second main leg 21 is equipped with installing hole.
As shown in Figure 3, in the utility model embodiment, between one end away from the first reducing section 121 of the second reducing section 122 and the end face away from the first reducing section 121 of gripper shoe 3, there is distance L.By above-mentioned setting, stress point can move on to the below of gripper shoe 3, therefore can utilize the stress deformation of gripper shoe 3 buffering the first pipes 1.
Preferably, distance L is greater than 0 and be less than or equal to 30mm.
When above-mentioned pipeline jointing construction is applied to air-conditioning system, being equipped with into and out of tracheae and tube connector of condenser assembly, wherein, condenser assembly into and out of tracheae, be the first pipe 1, tube connector is the second pipe 2.In assembling, check, transportation, running, when tube connector is subject to External Force Acting, stress point can be displaced downwardly to gripper shoe 3 belows, condenser assembly into and out of tracheae, be difficult for to produce distortion and cracking.
From above description, can find out, embodiment of the present utility model has realized following technique effect: because the first pipe of pipeline jointing construction comprises the first reducing section and the second reducing section, the second pipe comprises the second main leg and is positioned at the extension diameter section of second main leg one end, the first reducing section stretches into the inside of extension diameter section, the second reducing section stretches in the second main leg and contacts cooperation with the second main leg, by the second reducing section is set, increased the degree of depth that the first pipe stretches to second pipe, effectively reduced the pressure at extension diameter section place, like this, extension diameter section place is not easy to produce distortion and cracking, effectively alleviated in prior art the cup-shaped horn mouth place as extension diameter section easy to crack, the problem of distortion,
Further, by being provided for the gripper shoe of fixed support the second pipe, when the first pipe is subject to External Force Acting, stress point can be displaced downwardly to the below of gripper shoe, therefore can utilize gripper shoe to cushion the stress deformation of the first pipe.
These are only preferred embodiment of the present utility model, be not limited to the utility model, for a person skilled in the art, the utility model can have various modifications and variations.All within spirit of the present utility model and principle, any modification of doing, be equal to replacement, improvement etc., within all should being included in protection domain of the present utility model.
Claims (7)
1. a pipeline jointing construction, described pipeline jointing construction comprises the first pipe (1) and the second pipe (2), described the first pipe (1) part stretches into the inside of described the second pipe (2), it is characterized in that, described the first pipe (1) comprises the first main leg (11) and is positioned at the reducing section (12) of described the first main leg (11) one end, described second manages the extension diameter section (22) that (2) comprise the second main leg (21) and are positioned at described the second main leg (21) one end, and described reducing section (12) comprising:
The first reducing section (121), the diameter of described the first reducing section (121) is less than described the first main leg's (11) diameter;
The second reducing section (122), the diameter of described the second reducing section (122) is less than the diameter of described the first reducing section (121) and is positioned at one end away from described the first main leg (11) of described the first reducing section (121), wherein, described the first reducing section (121) stretches into the inside of described extension diameter section (22), and described the second reducing section (122) stretches into described the second main leg (21) inside and contacts cooperation with described the second main leg (21).
2. pipeline jointing construction according to claim 1, is characterized in that, the length of described the first reducing section (121) equals the length of described extension diameter section (22).
3. pipeline jointing construction according to claim 1, is characterized in that, the length of described the second reducing section (122) is greater than the length of described the first reducing section (121).
4. pipeline jointing construction according to claim 1, is characterized in that, the length of described the second reducing section (122) is for being greater than 0 and be less than or equal to 50mm.
5. pipeline jointing construction according to claim 1, it is characterized in that, described pipeline jointing construction also comprises the gripper shoe (3) for fixing the second pipe (2), described gripper shoe (3) has installing hole, and described the second main leg (21) is equipped with described installing hole.
6. pipeline jointing construction according to claim 5, it is characterized in that thering is distance L between one end away from described the first reducing section (121) of described the second reducing section (122) and the end face away from described the first reducing section (121) of described gripper shoe (3).
7. pipeline jointing construction according to claim 6, is characterized in that, described distance L is greater than 0 and be less than or equal to 30mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420276800.1U CN203848461U (en) | 2014-05-27 | 2014-05-27 | Pipeline connection structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420276800.1U CN203848461U (en) | 2014-05-27 | 2014-05-27 | Pipeline connection structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203848461U true CN203848461U (en) | 2014-09-24 |
Family
ID=51561471
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420276800.1U Expired - Fee Related CN203848461U (en) | 2014-05-27 | 2014-05-27 | Pipeline connection structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203848461U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110513923A (en) * | 2019-09-11 | 2019-11-29 | 宁波奥克斯电气股份有限公司 | A kind of connecting pipe structure and air conditioner |
-
2014
- 2014-05-27 CN CN201420276800.1U patent/CN203848461U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110513923A (en) * | 2019-09-11 | 2019-11-29 | 宁波奥克斯电气股份有限公司 | A kind of connecting pipe structure and air conditioner |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140924 Termination date: 20210527 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |