CN216592349U - Pipeline device and refrigerating system with same - Google Patents
Pipeline device and refrigerating system with same Download PDFInfo
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- CN216592349U CN216592349U CN202123454340.6U CN202123454340U CN216592349U CN 216592349 U CN216592349 U CN 216592349U CN 202123454340 U CN202123454340 U CN 202123454340U CN 216592349 U CN216592349 U CN 216592349U
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Abstract
The utility model discloses a piping arrangement and have its refrigerating system. The piping device includes: the first pipeline assembly comprises a first pipeline and a first connecting sleeve, a through hole penetrating through the pipe wall is formed in the pipe wall of the first pipeline, a connecting wall surrounding the through hole is further formed in the pipe wall of the first pipeline, the first connecting sleeve is fixed with the connecting wall, and the first connecting sleeve is made of a first metal; and the second pipeline assembly is in nested fit with the first connecting sleeve and is fixed by welding, and the material of the part of the second pipeline assembly, which is fixed by welding with the first connecting sleeve, comprises a first metal. According to the utility model discloses a pipeline device is through the fixed first adapter sleeve that sets up on first pipeline to guarantee that the material of first adapter sleeve and second pipeline subassembly includes same kind of metal, can improve the welding performance and the firm degree of welding of first adapter sleeve and second pipeline subassembly, thereby realized that the connection of first pipeline subassembly and second pipeline subassembly is fixed.
Description
Technical Field
The utility model relates to a tube coupling technical field particularly, relates to a piping arrangement and have its refrigerating system.
Background
In a refrigeration system, a pipeline made of one material (such as stainless steel) and a pipeline made of one material (such as copper) are often required to be welded, and due to the fact that the welding characteristics of the two materials are greatly different, if the welding is simply carried out, the process difficulty is increased, and the welding quality is not easy to guarantee.
SUMMERY OF THE UTILITY MODEL
The utility model discloses aim at solving one of the above-mentioned technical problem among the prior art to a certain extent at least. Therefore, the utility model provides a pipeline device can solve the difficult problem of welding of two kinds of material pipelines.
The utility model also provides a refrigerating system who has above-mentioned pipe device.
According to the utility model discloses pipeline device includes: the pipeline comprises a first pipeline assembly and a second pipeline assembly, wherein the first pipeline assembly comprises a first pipeline and a first connecting sleeve, a through hole penetrating through the pipe wall is formed in the pipe wall of the first pipeline, a connecting wall surrounding the through hole is further formed in the pipe wall of the first pipeline, the first connecting sleeve is fixed with the connecting wall, the first connecting sleeve is made of a first metal, and the first pipeline assembly and the first connecting sleeve are made of different materials; and the second pipeline assembly is in nested fit with the first connecting sleeve and is fixed by welding, and the material of the part of the second pipeline assembly, which is fixed by welding with the first connecting sleeve, comprises the first metal.
According to the utility model discloses pipe device is through the fixed first adapter sleeve that sets up on first pipeline to guarantee that first adapter sleeve and second pipeline subassembly's material includes same kind of metal, can improve the welding performance and the firm degree of welding of first adapter sleeve and second pipeline subassembly, thereby realized that the connection of first pipeline subassembly and second pipeline subassembly is fixed.
According to some embodiments of the invention, the connecting wall is located outside the first pipeline.
According to some embodiments of the invention, the first connection sleeve is inserted into the connection wall.
Further, the first connecting sleeve is in interference fit with the connecting wall and is fixed through welding.
According to some embodiments of the present invention, the first connecting sleeve is inserted into an inner end surface of the inner end of the connecting wall without protruding from an inner wall surface of a pipe wall of the first pipeline.
According to some embodiments of the invention, the second pipeline assembly comprises: the material of the second pipeline comprises the first metal, and the second pipeline is inserted into the first connecting sleeve and is welded and fixed with the first connecting sleeve.
According to some embodiments of the invention, the second pipeline assembly comprises: the pipeline comprises a second pipeline and a second connecting sleeve, wherein the second connecting sleeve is made of the first metal and is welded and fixed with the first connecting sleeve.
Optionally, the material of each of the first and second conduits comprises a second metal.
Optionally, the first metal is copper, and/or the second metal is iron.
According to some embodiments of the invention, the second pipeline assembly and/or the first connecting sleeve is provided with a positioning device.
According to another aspect of the present invention, a refrigeration system includes the above-mentioned pipeline device.
The refrigeration system has the same advantages of the above-mentioned piping device over the prior art, and will not be described herein again.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
Fig. 1 is a schematic cross-sectional view of a pipeline apparatus according to an embodiment of the present invention;
FIG. 2 is a sectional view A-A of FIG. 1;
fig. 3 is a schematic cross-sectional view of a pipeline apparatus according to another embodiment of the present invention;
FIG. 4 is a cross-sectional view B-B of FIG. 3;
fig. 5 is a schematic diagram of a refrigeration system.
Reference numerals:
the system comprises a refrigeration system 100, a pipeline device 10, a first pipeline component 1, a first pipeline 11, a through hole 111, a connecting wall 112, a first connecting sleeve 12, a second pipeline component 2, a second pipeline 21, a second connecting sleeve 22 and a positioning device 3.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.
In the description of the present invention, it is to be understood that the terms "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically connected, electrically connected or can communicate with each other; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
A piping device 10 and a refrigeration system 100 according to an embodiment of the present invention will be described in detail with reference to fig. 1 to 5.
Referring to fig. 1 to 4, a pipe device 10 according to an embodiment of the present invention may include: a first pipe assembly 1 and a second pipe assembly 2.
The first pipeline assembly 1 may include a first connecting sleeve 12 and a first pipeline 11, a through hole 111 and a connecting wall 112 are disposed on a pipe wall of the first pipeline 11, the through hole 111 is adapted to penetrate through the pipe wall of the first pipeline 11, for example, the through hole 111 may penetrate through the pipe wall of the first pipeline 11 along a radial direction of the first pipeline 11, and a communication between an outside and an internal flow path of the first pipeline 11 may be achieved at the through hole 111.
A connecting wall 112 surrounds the through hole 111, and the first connecting sleeve 12 is adapted to be fixed to the connecting wall 112 such that the first connecting sleeve 12 is fixedly connected to the first pipe line 11 as a unit, and the first connecting sleeve 12 is communicated with the internal flow path of the first pipe line 11.
Further, the material of the first connecting sleeve 12 comprises a first metal. In some embodiments, the first metal is copper. The present invention is described by taking the first metal as copper as an example, so that the main material of the first connecting sleeve 12 includes copper, and may also include other materials, and of course, the first connecting sleeve 12 may also be a pure copper sleeve.
The first pipeline 11 and the first connecting sleeve 12 are made of different materials, for example, the first pipeline 11 may be a steel pipe.
The second pipeline assembly 2 is suitable for nesting and matching with the first connecting sleeve 12, and the second pipeline assembly 2 is suitable for fixedly connecting with the first connecting sleeve 12 through welding. The solder flows into the nesting fit of the second pipe assembly 2 and the first connecting sleeve 12 to achieve the connection fixation of the second pipe assembly 2 and the first connecting sleeve 12.
Alternatively, the portion of the second pipe assembly 2 and the first connecting sleeve 12 fixed by welding is a connecting portion, and the material of the connecting portion includes a first metal. Taking the first metal as copper for example, the main material of the connection portion includes copper, and may also include other materials, and of course, the connection portion may also be a pure copper connection portion.
In some embodiments, the first coupling sleeve 12 may be a copper sleeve and the second tubing assembly 2 may be a copper tube.
The connecting portion of second pipeline subassembly 2 and first connecting sleeve 12 include the same metal (being first metal), and like this, the welding characteristic of second pipeline subassembly 2 and first connecting sleeve 12 is comparatively close, can guarantee that second pipeline subassembly 2 and first connecting sleeve 12 welding effect are better, and the firm degree of welding is higher.
According to the utility model discloses pipe device 10 is through fixed first connecting sleeve 12 that sets up on first pipeline 11 to guarantee that first connecting sleeve 12 and second pipeline subassembly 2's material includes same kind of metal, can improve the welding performance and the firm degree of welding of first connecting sleeve 12 and second pipeline subassembly 2, thereby realized that first pipeline subassembly 1 and second pipeline subassembly 2's connection is fixed.
In some embodiments of the present invention, the connecting wall 112 is located outside the first pipeline 11, so that the connecting wall 112 does not extend into the space inside the first pipeline 11, and the flow of the flow path inside the first pipeline 11 is not disturbed, and the connection between the first connecting sleeve 12 and the connecting wall 112 is facilitated.
In some embodiments of the present invention, the first connection sleeve 12 is inserted into the connection wall 112, as shown in fig. 1-4, the lower end of the first connection sleeve 12 is inserted into the connection wall 112, so that the lower end of the first connection sleeve 12 and the connection wall 112 form a double-layer structure, which is beneficial for improving the sealing performance between the lower end of the first connection sleeve 12 and the connection wall 112, and the medium in the first connection sleeve 12 is not easy to leak from the connection between the first connection sleeve 12 and the connection wall 112.
Further, the connecting wall 112 and the first connecting sleeve 12 can be in interference fit to achieve pre-positioning of the two, and the connecting wall 112 and the first connecting sleeve 12 are fixed through a welding mode, so that the welding mode is simple to operate, low in cost and firm and reliable in connection.
In some embodiments of the present invention, the inner end surface of the first connecting sleeve 12 inserted into the inner end of the connecting wall 112 does not protrude from the inner wall surface of the pipe wall of the first pipeline 11. In other words, in the embodiment shown in fig. 1-4, the lower end surface of the first connecting sleeve 12 does not protrude downward from the inner wall surface of the pipe wall of the first pipeline 11, thereby ensuring that the lower end of the first connecting sleeve 12 does not protrude into the space inside the first pipeline 11, and thus does not interfere with the flow of the flow path inside the first pipeline 11. Alternatively, the distance between the lower end surface of the first connecting sleeve 12 and the inner wall surface of the pipe wall of the first pipeline 11 is greater than 0, and may be, for example, 1mm, 2mm, or the like.
In some embodiments of the present invention, as shown with reference to fig. 1-2, the second pipeline assembly 2 may include: the material of the second pipeline 21 comprises a first metal, the second pipeline 21 is inserted into the first connecting sleeve 12, and the second pipeline 21 is fixedly connected with the first connecting sleeve 12 in a welding mode. In some embodiments, the second pipeline 21 is a connection portion as a whole, and an end of the second pipeline 21 far away from the first connection sleeve 12 can be connected with other pipelines. Or in other embodiments, a part of the lower end of the second pipeline 21 is formed as the above-mentioned connecting part, and other parts of the second pipeline 21 may be connected with other pipelines.
In the embodiment shown in fig. 1-2, the outer diameter of the second pipe 21 is smaller than or equal to the inner diameter of the first coupling sleeve 12.
In some embodiments, not shown in the figures, the outer diameter of the first coupling sleeve 12 is less than or equal to the inner diameter of the second duct 21.
In some embodiments of the present invention, as shown with reference to fig. 3-4, the second pipeline assembly 2 may include: the second connecting sleeve 22 and the second pipeline 21, and the second connecting sleeve 22 and the second pipeline 21 can be welded and fixed.
The material of the second connecting sleeve 22 comprises a first metal, and the second connecting sleeve 22 is located at one end of the second pipeline 21 close to the first connecting sleeve 12 so as to facilitate the connection of the second connecting sleeve 22 with the first connecting sleeve 12.
The first connecting sleeve 12 and the second connecting sleeve 22 can be fixedly connected by welding. In some embodiments, the second connecting sleeve 22 is integrally the connecting portion described above. Or in other embodiments a portion of the second connecting sleeve 22 is formed as the above-mentioned connecting portion.
In the embodiment shown in fig. 3-4, the outer diameter of the second connecting sleeve 22 is smaller than or equal to the inner diameter of the first connecting sleeve 12.
In some embodiments not shown in the figures, the outer diameter of the first connecting sleeve 12 is smaller than or equal to the inner diameter of the second connecting sleeve 22.
In some embodiments of the present invention, as shown with reference to fig. 3-4, the material of the first pipe 11 includes a second metal, and the material of the second pipe 21 also includes a second metal. In some embodiments, the second metal is iron. The present invention is described by taking the second metal as iron as an example, and thus, the material of the first pipeline 11 includes iron, and the material of the second pipeline 21 also includes iron.
Specifically, the primary material of the first pipeline 11 includes iron, and may also include other materials, such as carbon, so that the first pipeline 11 is formed as a steel pipe, and optionally, the first pipeline 11 is a stainless steel pipe. Of course, the first pipe line 11 may also be a pure iron pipe.
Similarly, the main material of the second pipe 21 comprises iron, but may also comprise other materials, such as carbon, so that the second pipe 21 is formed as a steel pipe, optionally the second pipe 21 is a stainless steel pipe. Of course, the second pipe 21 may be a pure iron pipe.
In some alternative embodiments, the first pipe 11 may also be a copper or aluminum pipe, and the second pipe 21 may also be a copper or aluminum pipe.
In some embodiments of the present invention, the second pipe assembly 2 is provided with a positioning device 3. When second pipeline subassembly 2 and first connecting sleeve 12 nested the cooperation, positioner 3 is suitable for ending the upper end tip of first connecting sleeve 12 to realize the location of second pipeline subassembly 2 on first connecting sleeve 12, conveniently carry out welding operation to the junction of second pipeline subassembly 2 and first connecting sleeve 12, also can guarantee that the welding length of second pipeline subassembly 2 and first connecting sleeve 12 satisfies actual demand.
In further embodiments of the present invention, as shown with reference to fig. 1-4, the first coupling sleeve 12 is provided with a positioning device 3. When second pipeline subassembly 2 and first connecting sleeve 12 nested the cooperation, positioner 3 is suitable for ending the lower extreme tip that supports second pipeline subassembly 2 to realize the location of second pipeline subassembly 2 on first connecting sleeve 12, conveniently carry out welding operation to the junction of second pipeline subassembly 2 and first connecting sleeve 12, also can guarantee that the welding length of second pipeline subassembly 2 and first connecting sleeve 12 satisfies actual demand.
In some other embodiments of the present invention, the first connecting sleeve 12 and the second pipeline assembly 2 are both provided with the positioning device 3. When second pipeline subassembly 2 and first connecting sleeve 12 nested the cooperation, positioner 3 on the second pipeline subassembly 2 is suitable for ending the upper end tip to first connecting sleeve 12, positioner 3 on the first connecting sleeve 12 is suitable for ending the lower extreme tip to second pipeline subassembly 2, thereby realize the location of second pipeline subassembly 2 on first connecting sleeve 12, the convenience is carried out welding operation to the junction of second pipeline subassembly 2 and first connecting sleeve 12, the welding length that also can guarantee second pipeline subassembly 2 and first connecting sleeve 12 satisfies actual demand.
In some embodiments, the positioning device 3 is configured as a plurality of positioning protrusions adapted to be circumferentially spaced apart so as to improve positioning reliability.
In some embodiments, the positioning device 3 is configured as a positioning projection.
In some embodiments, the positioning means 3 are configured as annular protrusions adapted to be distributed circumferentially over a full circle in order to improve positioning reliability.
A piping installation 10 according to a specific example of the present invention is described below with reference to fig. 1 to 2.
Referring to fig. 1-2, a pipeline apparatus 10 includes a first pipeline assembly 1 and a second pipeline assembly 2.
The first pipeline assembly 1 includes a first connecting sleeve 12 and a first pipeline 11, a through hole 111 and a connecting wall 112 are provided on a pipe wall of the first pipeline 11, the through hole 111 radially penetrates through the pipe wall of the first pipeline 11 along the first pipeline 11, and the connecting wall 112 surrounds the through hole 111.
The first pipeline 11 is a steel pipe, the first connecting sleeve 12 is a copper sleeve, the connecting wall 112 and the first connecting sleeve 12 are in interference fit to realize pre-positioning, and then the two are fixedly connected through a welding mode. The first steel pipe 11 has poor thermal conductivity, and can reduce the heat loss of the medium inside the pipe.
The second pipeline assembly 2 comprises a second pipeline 21, the second pipeline 21 is a copper pipe, and the second pipeline 21 and the first connecting sleeve 12 are fixed in a flame brazing welding mode.
The inner wall surface of the first connecting sleeve 12 is provided with a positioning device 3, and the positioning device 3 is a plurality of positioning protrusions to axially position the lower end of the second pipeline 21.
A piping device 10 according to another specific example of the present invention is described below with reference to fig. 3 to 4.
Referring to fig. 3-4, the pipeline apparatus 10 includes a first pipeline assembly 1 and a second pipeline assembly 2.
The first pipeline assembly 1 includes a first connecting sleeve 12 and a first pipeline 11, a through hole 111 and a connecting wall 112 are disposed on a pipe wall of the first pipeline 11, the through hole 111 penetrates through the pipe wall of the first pipeline 11 along a radial direction of the first pipeline 11, and the connecting wall 112 surrounds the through hole 111.
The first pipeline 11 is a steel pipe, the first connecting sleeve 12 is a copper sleeve, the connecting wall 112 and the first connecting sleeve 12 are in interference fit to realize pre-positioning, and then the two are fixedly connected through a welding mode. The first steel pipe 11 has poor thermal conductivity, and can reduce the heat loss of the medium inside the pipe.
The second pipeline component 2 comprises a second connecting sleeve 22 and a second pipeline 21, the second pipeline 21 is a steel pipe, the second connecting sleeve 22 is a copper sleeve, the second pipeline 21 and the second connecting sleeve 22 are fixed in a welding mode, and the second connecting sleeve 22 and the first connecting sleeve 12 are fixed in a welding mode of flame brazing.
The inner wall surface of the first connecting sleeve 12 is provided with a positioning device 3, and the positioning device 3 is a plurality of positioning protrusions to axially position the lower end of the second connecting sleeve 22.
Referring to fig. 5, a refrigeration system 100 according to another embodiment of the present invention includes the pipeline device 10 of the above embodiment.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example" or "some examples" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples described in this specification can be combined and combined by those skilled in the art.
While embodiments of the present invention have been shown and described above, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations of the above embodiments may be made by those of ordinary skill in the art without departing from the scope of the present invention.
Claims (11)
1. A pipeline apparatus, comprising:
the pipeline comprises a first pipeline assembly and a second pipeline assembly, wherein the first pipeline assembly comprises a first pipeline and a first connecting sleeve, a through hole penetrating through the pipe wall is formed in the pipe wall of the first pipeline, a connecting wall surrounding the through hole is further formed in the pipe wall of the first pipeline, the first connecting sleeve is fixed with the connecting wall, the first connecting sleeve is made of a first metal, and the first pipeline assembly and the first connecting sleeve are made of different materials; and
the second pipeline assembly is in nested fit with the first connecting sleeve and is fixed through welding, and the material of the part, welded and fixed with the first connecting sleeve, of the second pipeline assembly comprises the first metal.
2. The line set of claim 1, wherein the connecting wall is located outside of the first line.
3. Pipeline apparatus according to claim 1, in which the first coupling sleeve is inserted into the connection wall.
4. A pipeline apparatus according to claim 3, wherein the first connection sleeve is an interference fit with the connection wall and is secured by welding.
5. The piping device according to claim 3, wherein an inner end surface of said first coupling sleeve inserted into an inner end of said connecting wall does not protrude from an inner wall surface of a pipe wall of said first piping.
6. The line set of claim 1, wherein the second line assembly comprises: the material of the second pipeline comprises the first metal, and the second pipeline is inserted into the first connecting sleeve and is welded and fixed with the first connecting sleeve.
7. The line set of claim 1, wherein the second line assembly comprises: the pipeline comprises a second pipeline and a second connecting sleeve, wherein the second connecting sleeve is made of the first metal and is welded and fixed with the first connecting sleeve.
8. The line set of claim 7, wherein the material of each of the first and second lines comprises a second metal.
9. Pipeline apparatus according to claim 8, wherein the first metal is copper and/or the second metal is iron.
10. Pipeline apparatus according to claim 1, in which the second pipeline assembly and/or the first connecting sleeve are provided with positioning means.
11. Refrigeration system, characterized in that it comprises a line arrangement according to any one of claims 1-10.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123454340.6U CN216592349U (en) | 2021-12-31 | 2021-12-31 | Pipeline device and refrigerating system with same |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123454340.6U CN216592349U (en) | 2021-12-31 | 2021-12-31 | Pipeline device and refrigerating system with same |
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| Publication Number | Publication Date |
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| CN216592349U true CN216592349U (en) | 2022-05-24 |
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| CN202123454340.6U Active CN216592349U (en) | 2021-12-31 | 2021-12-31 | Pipeline device and refrigerating system with same |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2024088067A1 (en) * | 2022-10-26 | 2024-05-02 | 浙江盾安人工环境股份有限公司 | Needle valve connecting structure |
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2021
- 2021-12-31 CN CN202123454340.6U patent/CN216592349U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2024088067A1 (en) * | 2022-10-26 | 2024-05-02 | 浙江盾安人工环境股份有限公司 | Needle valve connecting structure |
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