CN220302998U - Two-way pressurize pipeline connection structure - Google Patents
Two-way pressurize pipeline connection structure Download PDFInfo
- Publication number
- CN220302998U CN220302998U CN202321585491.1U CN202321585491U CN220302998U CN 220302998 U CN220302998 U CN 220302998U CN 202321585491 U CN202321585491 U CN 202321585491U CN 220302998 U CN220302998 U CN 220302998U
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- Prior art keywords
- connecting pipe
- movable rod
- elastic element
- sleeve
- connection structure
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- 210000001503 joint Anatomy 0.000 claims description 10
- 238000007789 sealing Methods 0.000 claims description 7
- 230000002093 peripheral effect Effects 0.000 claims description 6
- 239000003507 refrigerant Substances 0.000 abstract description 12
- 230000002457 bidirectional effect Effects 0.000 abstract description 11
- 238000009434 installation Methods 0.000 abstract description 8
- 239000002826 coolant Substances 0.000 abstract 1
- 238000005057 refrigeration Methods 0.000 description 10
- 238000010586 diagram Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000035515 penetration Effects 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
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- Quick-Acting Or Multi-Walled Pipe Joints (AREA)
Abstract
The utility model discloses a bidirectional pressure maintaining pipeline connecting structure which comprises a first connecting pipe and a second connecting pipe which can be connected and detached mutually. The cooling medium leakage of the pipelines at the two ends can be prevented in the disassembly state, and the pipelines can be ensured to be communicated in the connection state; and the utility model is simple to operate, and when leaving the factory, all the components can be split-packed and shipped to the user only by connecting all the components and then filling the refrigerant for disassembly, and the user can finish the installation by himself after receiving the goods, thereby greatly improving the efficiency.
Description
Technical Field
The utility model relates to the technical field of pipeline connection, in particular to a bidirectional pressure maintaining pipeline connection structure.
Background
The refrigerating equipment generally comprises a compressor, an inner machine, an outer machine and other parts, all the parts are connected through pipelines, when the refrigerating equipment is used, all the parts of the refrigerating equipment are communicated through the pipelines, and refrigerant (such as freon) is added into the pipelines so as to ensure the normal operation of the refrigerating equipment. And when the refrigerating equipment is installed, the procedure of adding the refrigerant is professional. Therefore, the equipment manufacturer is required to be provided with professional installers, the installers carry all the parts of the refrigeration equipment to come to the site, and after all the parts are connected, the refrigerant is added into the pipeline. The installation mode greatly increases the labor and time cost of manufacturers.
Disclosure of Invention
The utility model aims to at least solve one of the technical problems in the prior art, and provides a two-way pressure maintaining pipeline connecting structure, which can prevent pipelines at two ends from leaking refrigerant in a disassembly state and ensure pipeline penetration in a connection state; and the utility model is simple to operate, and when leaving the factory, all the components can be split-packed and shipped to the user only by connecting all the components and then filling the refrigerant for disassembly, and the user can finish the installation by himself after receiving the goods, thereby greatly improving the efficiency.
The utility model adopts the technical proposal for solving the technical problems that:
a bidirectional pressure maintaining pipeline connection structure comprises
The connecting sleeve is sleeved on the periphery of the front end of the first connecting pipe, the connecting sleeve is provided with an internal thread, a first limiting table is arranged on the inner wall of the first connecting pipe, a first movable rod is arranged in the first connecting pipe, the tail end of the first movable rod is connected with a first pressure-retaining plate, the front end of the first movable rod is connected with a first abutting plate, a plurality of through holes are formed in the first abutting plate, the first pressure-retaining plate can abut against the first limiting table and plug the interior of the first connecting pipe, a first elastic element is sleeved on the first movable rod, one end of the first elastic element is connected to the first abutting plate, and the other end of the first elastic element is connected to the front end of the first connecting pipe; and
the second connecting pipe, second connecting pipe front end week side be provided with can with adapter sleeve complex external screw thread, second connecting pipe inner wall is provided with the spacing platform of second, the inside second movable rod that is provided with of second connecting pipe, second movable rod end-to-end connection has the second guarantee board, second movable rod front end is connected with the second butt joint board, a plurality of through-holes have been seted up on the second butt joint board, the second guarantee board can support and be in on the spacing bench of second and will the inside shutoff of second connecting pipe, the cover is equipped with second elastic element on the second movable rod, second elastic element one end is connected on the second butt joint board, the second elastic element other end is connected on the spacing bench of second.
The above two-way pressure maintaining pipeline connection structure has the following beneficial effects: when the connecting pipe is in a disassembly state, the first connecting pipe and the second connecting pipe are effectively blocked respectively, so that the pipelines at the two ends can be prevented from leaking refrigerant, and the first connecting pipe and the second connecting pipe can be ensured to be communicated when the connecting pipe is in the connection state.
Therefore, when the manufacturer of the refrigeration equipment delivers goods to the user, a professional installation engineer is not required to be arranged to personally install all parts for the user as in the prior art, and the refrigerant is filled. Before the equipment leaves the factory, the manufacturer only needs to simply connect all parts of the refrigeration equipment, fill the refrigerant and disassemble and encapsulate the refrigeration equipment, and the refrigeration equipment can be shipped. After receiving the equipment, the user does not need professional personnel to assist in installation, and the bidirectional pressure maintaining pipeline connecting structure can be used only by connecting the bidirectional pressure maintaining pipeline connecting structure again. The utility model has simple operation, greatly improves the efficiency and reduces the cost of both sides.
According to the connecting structure of the two-way pressure maintaining pipeline, the radial section of the connecting sleeve is regular hexagon.
According to the two-way pressure maintaining pipeline connecting structure disclosed by the first aspect of the utility model, the connecting structure is characterized in that the peripheral side of the middle part of the second connecting pipe is provided with a rotating part, and the radial section of the rotating part is regular hexagon.
According to the connecting structure of the two-way pressure maintaining pipeline, the edge of the front end of the first connecting pipe is provided with a sealing ring, and the sealing ring is positioned in the connecting sleeve.
According to the first aspect of the utility model, the bidirectional pressure maintaining pipeline connecting structure is characterized in that a first pipeline sleeve is arranged on the peripheral side of the tail end of the first connecting pipe in a threaded manner.
According to the first aspect of the utility model, the bidirectional pressure maintaining pipeline connecting structure is characterized in that the second pipeline sleeve is arranged on the peripheral side of the tail end of the second connecting pipe in a threaded manner.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present utility model, the drawings that are required to be used in the description of the embodiments will be briefly described below. It is evident that the drawings described are only some embodiments of the utility model, but not all embodiments, and that a person skilled in the art can obtain other designs and drawings from these drawings without inventive effort:
FIG. 1 is a schematic diagram of an embodiment of the present utility model;
FIG. 2 is a radial cross-sectional view of an embodiment of the present utility model;
FIG. 3 is a schematic diagram of a first connecting pipe according to an embodiment of the present utility model;
FIG. 4 is a radial cross-sectional view of a first connection tube in an embodiment of the utility model;
FIG. 5 is a schematic diagram of a second connecting pipe according to an embodiment of the present utility model;
fig. 6 is a radial sectional view of a second connection pipe in an embodiment of the present utility model.
Detailed Description
Reference will now be made in detail to the present embodiments of the present utility model, examples of which are illustrated in the accompanying drawings, wherein the accompanying drawings are used to supplement the description of the written description so that one can intuitively and intuitively understand each technical feature and overall technical scheme of the present utility model, but not to limit the scope of the present utility model.
In the description of the present utility model, it should be understood that references to orientation descriptions such as upper, lower, front, rear, left, right, etc. are based on the orientation or positional relationship shown in the drawings, are merely for convenience of description of the present utility model and to simplify the description, and do not indicate or imply that the apparatus or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present utility model.
In the description of the present utility model, a number means one or more, a number means two or more, and greater than, less than, exceeding, etc. are understood to not include the present number, and above, below, within, etc. are understood to include the present number. The description of the first and second is for the purpose of distinguishing between technical features only and should not be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.
In the description of the present utility model, unless explicitly defined otherwise, terms such as arrangement, installation, connection, etc. should be construed broadly and the specific meaning of the terms in the present utility model can be reasonably determined by a person skilled in the art in combination with the specific contents of the technical scheme.
Referring to fig. 1 to 6, the present embodiment provides a bidirectional pressure maintaining pipeline connection structure for a refrigeration apparatus, which includes a first connection pipe 100 and a second connection pipe 200. For convenience of description of the embodiment of the present utility model, the front and rear ends of the "first connection pipe 100" and the front and rear ends of the "second connection pipe 200" are defined as follows: the front end of the first connection pipe 100 refers to an end contacting the second connection pipe 200, and the rear end of the first connection pipe 100 refers to an end far from the second connection pipe 200; the front end of the second connection pipe 200 refers to an end contacting the first connection pipe 100, and the rear end of the second connection pipe 200 refers to an end distant from the first connection pipe 100.
Wherein, the front end circumference of the first connecting tube 100 is sleeved with a connecting sleeve 110, and the connecting sleeve 110 is provided with internal threads. The first connection pipe 100 has an internal passage for medium flow, which extends in the radial direction of the first connection pipe 100 and penetrates the first connection pipe 100. The first connecting tube 100 is provided with a first limiting stage 120 on the inner wall. The inner wall of the first connection pipe 100 refers to the inner passage wall surface of the first connection pipe 100. In this embodiment, the radial cross section of the connecting sleeve 110 is regular hexagonal, so as to facilitate rotation of the connecting sleeve 110.
The first connecting pipe 100 is internally provided with a first movable rod 130, the tail end of the first movable rod 130 is connected with a first pressure-keeping plate 140, the front end of the first movable rod 130 is connected with a first butt joint plate 150, and a plurality of through holes are formed in the first butt joint plate 150. The first pressure-keeping plate 140 can be abutted against the first limiting platform 120 and seal the interior of the first connecting tube 100, the first movable rod 130 is sleeved with a first elastic element 160, one end of the first elastic element 160 is connected to the first abutting plate 150, and the other end of the first elastic element 160 is connected to the front end of the first connecting tube 100.
The front edge of the first connecting tube 100 is provided with a sealing ring 170, and the sealing ring 170 is positioned in the connecting sleeve 110. When the first connection pipe 100 and the second connection pipe 200 are completely screwed, the front end of the second connection pipe 200 abuts against the sealing ring 170.
It should be noted that, the front end of the first movable rod 130 refers to an end near the front end of the first connecting tube 100, and the end of the first movable rod 130 refers to an end near the rear end of the first connecting tube 100. In this embodiment, the first elastic element 160 is a spring.
In addition, the second connection pipe 200 is provided at the front end circumference side thereof with external threads 210 to be engaged with the connection sleeve 110, and the first connection pipe 100 and the second connection pipe 200 are connected to each other through the connection sleeve 110 and the external threads 210. The second connection pipe 200 has an internal passage for medium flow, which extends in a radial direction of the second connection pipe 200, and penetrates the second connection pipe 200. The second limiting table 220 is disposed on the inner wall of the second connecting tube 200. The inner wall of the second connection pipe 200 refers to the inner passage wall surface of the second connection pipe 200.
The second connecting pipe 200 is internally provided with a second movable rod 230, the tail end of the second movable rod 230 is connected with a second pressure maintaining plate 240, the front end of the second movable rod 230 is connected with a second butt joint plate 250, and the second butt joint plate 250 is provided with a plurality of through holes. The second pressure-retaining plate 240 can be abutted against the second limiting platform 220 and seal the interior of the second connecting pipe 200, the second movable rod 230 is sleeved with a second elastic element 260, one end of the second elastic element 260 is abutted against the second abutting plate 250, and the other end of the second elastic element 260 is abutted against the second limiting platform 220. The second connection pipe 200 is provided at a central circumference thereof with a rotation part 270, and the rotation part 270 has a regular hexagonal radial cross section to facilitate rotation.
It should be noted that, the front end of the second movable rod 230 is an end near the front end of the second connecting tube 200, and the end of the second movable rod 230 is an end near the rear end of the second connecting tube 200. In this embodiment, the second elastic element 260 is a spring.
The first pipe sleeve 180 is screwed to the peripheral side of the end of the first connection pipe 100. The second pipe sleeve 280 is screwed on the circumference of the end of the second connecting pipe 200.
When the first connection pipe 100 and the second connection pipe 200 are connected through the connection sleeve 110 and the external thread 210, the first connection plate 150 and the second connection plate 250 are abutted against each other and the first elastic element 160 and the second elastic element 260 are respectively and continuously compressed, so that the first pressure keeping plate 140 is separated from the first limiting platform 120, the second pressure keeping plate 240 is separated from the second limiting platform 220, and finally the first connection pipe 100 and the second connection pipe 200 are mutually communicated.
When the first connecting pipe 100 and the second connecting pipe 200 are separated, the first abutting plate 150 and the second abutting plate 250 are reset respectively, so that the first pressure maintaining plate 140 abuts against the first limiting platform 120, the second pressure maintaining plate 240 abuts against the second limiting platform 220, and the pipelines corresponding to the first connecting pipe 100 and the second connecting pipe 200 are maintained in pressure.
The bidirectional pressure maintaining pipeline connecting structure in the embodiment has the following beneficial effects that when the connecting structure is in the disassembled state, the first connecting pipe 100 and the second connecting pipe 200 are effectively plugged respectively, so that the leakage of refrigerants at two ends of the pipeline can be prevented, and when the connecting structure is in the connected state, the first connecting pipe 100 and the second connecting pipe 200 can be ensured to be communicated.
Therefore, when the manufacturer of the refrigeration equipment delivers goods to the user, a professional installation engineer is not required to be arranged to personally install all parts for the user as in the prior art, and the refrigerant is filled. Before the equipment leaves the factory, the manufacturer only needs to simply connect all parts of the refrigeration equipment, fill the refrigerant and disassemble and encapsulate the refrigeration equipment, and the refrigeration equipment can be shipped. After receiving the equipment, the user does not need professional personnel to assist in installation, and the bidirectional pressure maintaining pipeline connecting structure can be used only by connecting the bidirectional pressure maintaining pipeline connecting structure again. The utility model has simple operation, greatly improves the efficiency and reduces the cost of both sides.
The foregoing embodiments are further illustrative of the present utility model, but it should not be construed that the scope of the subject matter of the present utility model is limited to the foregoing embodiments, and all techniques implemented based on the foregoing are within the scope of the present utility model.
Claims (6)
1. The utility model provides a two-way pressurize pipeline connection structure which characterized in that includes
The connecting sleeve is sleeved on the periphery of the front end of the first connecting pipe, the connecting sleeve is provided with an internal thread, a first limiting table is arranged on the inner wall of the first connecting pipe, a first movable rod is arranged in the first connecting pipe, the tail end of the first movable rod is connected with a first pressure-retaining plate, the front end of the first movable rod is connected with a first abutting plate, a plurality of through holes are formed in the first abutting plate, the first pressure-retaining plate can abut against the first limiting table and plug the interior of the first connecting pipe, a first elastic element is sleeved on the first movable rod, one end of the first elastic element is connected to the first abutting plate, and the other end of the first elastic element is connected to the front end of the first connecting pipe; and
the second connecting pipe, second connecting pipe front end week side be provided with can with adapter sleeve complex external screw thread, second connecting pipe inner wall is provided with the spacing platform of second, the inside second movable rod that is provided with of second connecting pipe, second movable rod end-to-end connection has the second guarantee board, second movable rod front end is connected with the second butt joint board, a plurality of through-holes have been seted up on the second butt joint board, the second guarantee board can support and be in on the spacing bench of second and will the inside shutoff of second connecting pipe, the cover is equipped with second elastic element on the second movable rod, second elastic element one end is connected on the second butt joint board, the second elastic element other end is connected on the spacing bench of second.
2. The connection structure of a two-way pressure maintaining pipeline according to claim 1, wherein the radial section of the connecting sleeve is regular hexagon.
3. The connection structure of the two-way pressure maintaining pipeline according to claim 1, wherein a rotating part is arranged on the periphery of the middle part of the second connecting pipe, and the radial section of the rotating part is regular hexagon.
4. The connection structure of a two-way pressure maintaining pipeline according to claim 1, wherein a sealing ring is arranged at the front end edge of the first connecting pipe, and the sealing ring is positioned in the connecting sleeve.
5. The connection structure of a two-way pressure maintaining pipeline according to claim 1, wherein a first pipeline sleeve is screwed on the peripheral side of the tail end of the first connecting pipe.
6. The connection structure of the two-way pressure maintaining pipeline according to claim 1, wherein the second pipeline sleeve is screwed on the peripheral side of the tail end of the second connecting pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321585491.1U CN220302998U (en) | 2023-06-20 | 2023-06-20 | Two-way pressurize pipeline connection structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321585491.1U CN220302998U (en) | 2023-06-20 | 2023-06-20 | Two-way pressurize pipeline connection structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220302998U true CN220302998U (en) | 2024-01-05 |
Family
ID=89352962
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321585491.1U Active CN220302998U (en) | 2023-06-20 | 2023-06-20 | Two-way pressurize pipeline connection structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220302998U (en) |
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2023
- 2023-06-20 CN CN202321585491.1U patent/CN220302998U/en active Active
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