CN214789578U - Air conditioner pipeline connecting structure - Google Patents
Air conditioner pipeline connecting structure Download PDFInfo
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- CN214789578U CN214789578U CN202120331350.1U CN202120331350U CN214789578U CN 214789578 U CN214789578 U CN 214789578U CN 202120331350 U CN202120331350 U CN 202120331350U CN 214789578 U CN214789578 U CN 214789578U
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Abstract
The invention provides an air conditioner pipeline connecting structure, which comprises a first pipeline section and a second pipeline section, wherein the tail end of the first pipeline section is provided with an outer connecting cylinder, and the second pipeline section is provided with an inner connecting cylinder inserted into the outer connecting cylinder; the outer connecting cylinder comprises an outer straight cylinder section and a connecting section, a positioning step is arranged on the inner side of one end, connected with the tail end of the first pipeline section, of the outer straight cylinder section, the inner connecting cylinder comprises a fixing section and an inner straight cylinder matched with the outer straight cylinder section, a positioning ring is arranged at the tail end of the inner straight cylinder, the positioning ring abuts against the positioning step, and the fixing section extends out of the outer connecting cylinder. The first pipeline section and the second pipeline section can be connected and fixed easily without welding equipment under emergency conditions, and the pipeline joint is high in efficiency and good in reliability.
Description
Technical Field
The invention belongs to the technical field of refrigeration equipment, and particularly relates to an air conditioner pipeline connecting structure.
Background
At present, an air conditioning system is generally applied, a traditional air conditioning pipeline is mostly directly welded when each section is butted, facilities such as a welding gun need to be used during field construction, construction cost is high, and due to the fact that welding temperature is high, open flames are generated mostly, and therefore certain risks are also achieved. In turn, it is difficult to effectively butt-joint two pipes together if the welding construction conditions are not available on site. In addition, even with welded mode butt joint pipeline, also need the operating personnel to have conscientious work skill, rely on the experience of workers greatly, the reliability of pipe connection can't be guaranteed, pipeline life also can't fully ensure, the condition that the pipeline ran out to fall the water clock often can appear. Therefore, there is a need for improvements in existing pipe connections and connections.
Disclosure of Invention
In view of the above, the present invention provides an air conditioner pipeline connecting structure to overcome the defects in the prior art.
In order to achieve the purpose, the technical scheme of the invention is realized as follows:
an air conditioner pipeline connecting structure comprises a first pipeline section and a second pipeline section, wherein an outer connecting cylinder is arranged at the tail end of the first pipeline section, and an inner connecting cylinder inserted into the outer connecting cylinder is arranged on the second pipeline section;
the outer connecting cylinder comprises an outer straight cylinder section and a connecting section, a positioning step is arranged on the inner side of one end, connected with the tail end of the first pipeline section, of the outer straight cylinder section, the inner connecting cylinder comprises a fixing section and an inner straight cylinder matched with the outer straight cylinder section, a positioning ring is arranged at the tail end of the inner straight cylinder and abuts against the positioning step, and the fixing section extends out of the outer connecting cylinder;
a first sealing ring is arranged between the positioning ring and the positioning step; and a second sealing ring is arranged between the outer wall of the inner connecting cylinder and the inner wall of the outer connecting cylinder.
Furthermore, one side of the positioning ring, which faces the sealing surface of the positioning step, is provided with a first sealing groove, and the first sealing ring is arranged in the first sealing groove.
Further, the inner straight cylinder inner diameter is the same as the inner diameter of a second pipeline section, which is the same as the inner diameter of the first pipeline section.
Further, the inner diameter of the positioning step part of the outer straight cylinder is the same as the inner diameter of the first pipeline section.
Furthermore, the inner surface of the outer connecting cylinder is of a conical structure, and the inner diameter of the outer connecting cylinder is gradually increased from one end close to the first pipeline section to the free end.
Furthermore, a plurality of ring grooves are formed in the inner wall of the connecting section.
Furthermore, the outer surface of the inner connecting cylinder is of a conical structure, and the outer diameter of the inner connecting cylinder is gradually reduced from one end close to the second pipeline section to the free end.
Furthermore, the outer wall of the fixed section is provided with a plurality of ring grooves.
Furthermore, a first reinforcing sheath is sleeved at the joint of the outer connecting cylinder and the first pipeline section.
Furthermore, a second reinforcing sheath is sleeved between the part of the fixing section, which extends out of the connecting cylinder, and the second pipeline section.
Compared with the prior art, the invention has the following advantages:
the pipeline joint has the advantages that the structural design is reasonable, the first pipeline section and the second pipeline section are convenient to connect and fix and easy to operate, the first pipeline section and the second pipeline section are firmly connected, the sealing performance is good, the protection performance is strong, and the normal operation of an air conditioner pipeline system is guaranteed. Especially, being restricted to the operating condition, under the emergency situation, need not welding equipment, can easily be connected first pipeline festival section and second pipeline festival section fixedly, efficient, the good reliability.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and, together with the description, serve to explain the invention without limitation. In the drawings:
FIG. 1 is a schematic structural diagram of the present invention;
FIG. 2 is a schematic view of a first conduit segment portion in an embodiment of the present invention;
FIG. 3 is a schematic view of a second conduit segment portion in an embodiment of the invention;
fig. 4 is a schematic view of the invention when a first reinforcing sleeve and a second reinforcing sleeve are provided.
Detailed Description
It should be noted that the embodiments and features of the embodiments of the present invention may be combined with each other without conflict.
In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientation or positional relationship indicated in the drawings, which are merely for convenience in describing the invention and to simplify the description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be construed as limiting the invention. Furthermore, the terms "first", "second", etc. 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," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the invention, the meaning of "a plurality" is two or more unless otherwise specified.
In the description of the invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "connected" and "connected" are to be construed broadly, e.g. as being fixed or detachable or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the creation of the present invention can be understood by those of ordinary skill in the art through specific situations.
The invention will be described in detail with reference to the following embodiments with reference to the attached drawings.
An air conditioner pipeline connecting structure is shown in fig. 1, fig. 2, fig. 3 and fig. 3, and comprises a first pipeline section 1 and a second pipeline section 2, wherein an outer connecting cylinder 3 is arranged at the tail end of the first pipeline section, an inner connecting cylinder 4 inserted into the outer connecting cylinder is arranged at the second pipeline section, the outer connecting cylinder comprises an outer straight cylinder section 5 and a connecting section 6, a positioning step 7 is arranged on the inner side of one end, connected with the tail end of the first pipeline section, of the outer straight cylinder section (generally, the inner diameter of the positioning step part of the outer straight cylinder section is the same as that of the first pipeline section), the inner connecting cylinder comprises a fixed section 8 and an inner straight cylinder 9 matched with the outer straight cylinder section, a positioning ring 10 is arranged at the tail end of the inner straight cylinder, the positioning ring abuts against the positioning step, and the fixed section extends out of the outer connecting cylinder.
A first sealing ring 11 is arranged between the positioning ring and the positioning step; and a second sealing ring 12 is arranged between the outer wall of the inner connecting cylinder and the inner wall of the outer connecting cylinder. Typically, a first seal groove is provided on the retaining ring on the side facing the sealing surface of the retaining step, and the first seal ring is mounted in the first seal groove. The first pipeline section and the second pipeline section are firmly connected and reliably sealed, so that the normal operation of an air conditioner pipeline system is ensured, and leakage is avoided.
Preferably, the inner diameter of the inner straight cylinder is the same as the inner diameter of the second pipeline section, and the inner diameter of the second pipeline section is the same as the inner diameter of the first pipeline section. The inner diameter of the positioning step part of the outer straight cylinder is the same as the inner diameter of the first pipeline section, and it needs to be pointed out that the inner diameter of the pipeline joint part is consistent with that of the pipeline main body structure, so that resistance is prevented from being generated, the pipeline conveying function is prevented from being influenced, and vibration and noise are prevented from being generated to the maximum extent.
In an alternative embodiment, the inner surface of the outer connecting cylinder is tapered, the inner diameter of the outer connecting cylinder gradually increases from one end close to the first pipeline section to the free end, and a plurality of annular grooves 13 are formed in the inner wall of the connecting section. The outer surface of the inner connecting cylinder is in a conical structure, the outer diameter of the inner connecting cylinder is gradually reduced from one end close to the second pipeline section to the free end, and a plurality of annular grooves are formed in the outer wall of the fixing section. It should be noted that the first pipeline segment, the second pipeline segment, and the inner and outer connecting cylinders can be made of copper materials (such as copper pipes).
Whether the annular groove is formed in the outer wall of the connecting section is determined according to the situation, the connecting and fixing effect is not affected, when the connecting section is used, the inner connecting cylinder is inserted into the outer connecting cylinder, after the positioning ring abuts against the positioning step, the fixing section corresponds to the connecting section, and only the hose clamp is used for clamping the outer side of the fixing section, so that the annular grooves between the connecting section and the fixing section are mutually meshed, and the effect of preventing the first pipeline section and the second pipeline section from being separated is achieved. Even under emergency situation, compress tightly the linkage segment with the pliers, make the annular interlock between linkage segment and fixed section grasp each other and also can regard as interim transition to use, under emergency situation, the easy characteristic of connecting of performance that can be fine, excellent in use effect.
In an alternative embodiment, as shown in fig. 4, the joint of the external connecting cylinder and the first pipeline section is sleeved with a first reinforcing sheath 14, and the first reinforcing sheath is sleeved outside the joint of the first pipeline section and the connecting section, so that effective protection is achieved, and the compression resistance and bending resistance of the joint of the first pipeline and the external connecting cylinder are improved.
In an alternative embodiment, a second reinforcing sheath 15 is sleeved between the part of the fixing section extending out of the connecting cylinder (connecting section) and the second pipeline section, and the second reinforcing sheath is sleeved outside the joint part of the second pipeline section and the fixing section, so that effective protection is formed, and the compression resistance and bending resistance of the connecting part of the second pipeline and the inner connecting cylinder are improved.
The pipeline joint has the advantages that the structural design is reasonable, the first pipeline section and the second pipeline section are convenient to connect and fix and easy to operate, the first pipeline section and the second pipeline section are firmly connected, the sealing performance is good, the protection performance is strong, and the normal operation of an air conditioner pipeline system is guaranteed. Especially, being restricted to the operating mode condition, under the emergency situation, need not welding equipment, only need insert outer connecting cylinder with an interior connecting cylinder, support the holding ring to the location step, later extrude outer connecting cylinder, make outer connecting cylinder and interior connecting cylinder between the annular interlock live can, can easily be connected first pipeline segment and second pipeline segment fixedly, efficient, the good reliability.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and should not be taken as limiting the invention, so that any modifications, equivalents, improvements and the like, which are within the spirit and principle of the present invention, should be included in the scope of the present invention.
Claims (10)
1. The utility model provides an air conditioner pipeline connection structure which characterized in that: the pipeline comprises a first pipeline section and a second pipeline section, wherein an outer connecting cylinder is arranged at the tail end of the first pipeline section, and an inner connecting cylinder inserted into the outer connecting cylinder is arranged on the second pipeline section;
the outer connecting cylinder comprises an outer straight cylinder section and a connecting section, a positioning step is arranged on the inner side of one end, connected with the tail end of the first pipeline section, of the outer straight cylinder section, the inner connecting cylinder comprises a fixing section and an inner straight cylinder matched with the outer straight cylinder section, a positioning ring is arranged at the tail end of the inner straight cylinder and abuts against the positioning step, and the fixing section extends out of the outer connecting cylinder;
a first sealing ring is arranged between the positioning ring and the positioning step; and a second sealing ring is arranged between the outer wall of the inner connecting cylinder and the inner wall of the outer connecting cylinder.
2. An air conditioner pipe connecting structure according to claim 1, wherein: one side of the positioning ring, which faces the sealing surface of the positioning step, is provided with a first sealing groove, and the first sealing ring is arranged in the first sealing groove.
3. An air conditioner pipe connecting structure according to claim 1, wherein: the inner straight cylinder inner diameter is the same as the inner diameter of the second pipeline section, and the inner diameter of the second pipeline section is the same as the inner diameter of the first pipeline section.
4. An air conditioner pipe connecting structure according to claim 3, wherein: the inner diameter of the positioning step part of the outer straight cylinder is the same as the inner diameter of the first pipeline section.
5. An air conditioner pipe connecting structure according to claim 1, wherein: the inner surface of the outer connecting cylinder is of a conical structure, and the inner diameter of the outer connecting cylinder is gradually increased from one end close to the first pipeline section to the free end.
6. An air conditioner pipe connecting structure according to claim 1 or 5, wherein: the inner wall of the connecting section is provided with a plurality of ring grooves.
7. An air conditioner pipe connecting structure according to claim 5, wherein: the outer surface of the inner connecting cylinder is of a conical structure, and the outer diameter of the inner connecting cylinder is gradually reduced from one end close to the second pipeline section to the free end.
8. An air conditioner pipe connecting structure according to claim 1 or 7, wherein: the outer wall of the fixed section is provided with a plurality of ring grooves.
9. An air conditioner pipe connecting structure according to claim 1, wherein: a first reinforcing sheath is sleeved at the joint of the outer connecting cylinder and the first pipeline section.
10. An air conditioner pipe connecting structure according to claim 1, wherein: and a second reinforcing sheath is sleeved between the part of the fixing section, which extends out of the connecting cylinder, and the second pipeline section.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120331350.1U CN214789578U (en) | 2021-02-05 | 2021-02-05 | Air conditioner pipeline connecting structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120331350.1U CN214789578U (en) | 2021-02-05 | 2021-02-05 | Air conditioner pipeline connecting structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214789578U true CN214789578U (en) | 2021-11-19 |
Family
ID=78752554
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120331350.1U Active CN214789578U (en) | 2021-02-05 | 2021-02-05 | Air conditioner pipeline connecting structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214789578U (en) |
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2021
- 2021-02-05 CN CN202120331350.1U patent/CN214789578U/en active Active
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