CN218326649U

CN218326649U - Refrigerant connecting pipe

Info

Publication number: CN218326649U
Application number: CN202221799475.8U
Authority: CN
Inventors: 蒋平
Original assignee: Chongqing Meiri Baojin Refrigeration Equipment Co ltd
Current assignee: Chongqing Meiri Baojin Refrigeration Equipment Co ltd
Priority date: 2022-07-13
Filing date: 2022-07-13
Publication date: 2023-01-17
Anticipated expiration: 2032-07-13

Abstract

The utility model belongs to the technical field of refrigeration plant auxiliary component, a refrigerant connecting pipe is provided. The utility model discloses a refrigerant connecting pipe includes: the main pipe is provided with a connecting thread section, and the connecting thread section is provided with two positions which are respectively positioned at two ends of the main pipe; at least one side discharge pipe is arranged on the outer wall of the main pipe and is communicated with the main pipe; the side discharge tube comprises a tube body and a connecting cap; the connecting cap is detachably arranged on the pipe body. In conclusion, the refrigerant connecting pipe is reasonable in design, simple to operate, convenient to use, capable of effectively improving the replacement efficiency of the refrigerant and suitable for industrial popularization.

Description

Refrigerant connecting pipe

Technical Field

The utility model relates to a refrigeration plant auxiliary assembly technical field, concretely relates to refrigerant connecting pipe.

Background

Refrigerants, commonly used as integral additives in refrigeration equipment, are intermediary substances in various heat engines to accomplish energy conversion.

In the routine maintenance or repair process of the refrigeration equipment, the refrigerant needs to be extracted for detection or replaced; however, the refrigerant in the refrigeration equipment can reach 1000KG or more, and the traditional extraction mode adopts a local single-pipe direct extraction mode, so that firstly, the single-pipe extraction efficiency is low; and is liable to be slow in extraction due to the viscosity of the refrigerant;

therefore, a connection pipe capable of realizing multi-pipe extraction is required, and the working efficiency is improved.

SUMMERY OF THE UTILITY MODEL

To the defect among the prior art, the utility model provides a refrigerant connecting pipe to improve the change efficiency of refrigerant.

A refrigerant connection pipe, comprising: the main pipe is provided with a connecting thread section, and the connecting thread section is provided with two positions which are respectively positioned at two ends of the main pipe; the side-release pipes are arranged on the outer wall of the main pipe, and are communicated with the main pipe; the side discharge tube comprises a tube body and a connecting cap; the connecting cap is detachably arranged on the pipe body.

Further, the method also comprises the following steps: the connecting reducing head is provided with two threaded sections, and the diameters of the two threaded sections are different; the connecting reducing head is detachably connected to the connecting thread section. In practical application, different direct pipeline connections can be realized by connecting the reducing heads; the principle of the design is that two nuts with different threads are connected together, so that different pipeline connections can be realized; the principle is simple, but the practicability is strong, and particularly, the sealing performance between threads after the threads are meshed is effectively utilized, so that the connection part cannot leak in the process of extracting or replacing the refrigerant; thus, the safety is improved, and the dangerous accidents caused by the leakage of the refrigerant are avoided.

Further, the method also comprises the following steps: the one end of inlet pipe with connect the reducing head and can dismantle the connection, the other end and the outside cryogen tank of inlet pipe are connected. In practice, the feed pipe is a replaceable pipe, so designed as to facilitate the entry of refrigerant into the external refrigerant tank; of course, in actual application, the refrigerant can also flow from the external refrigerant tank to the refrigeration equipment; the above requirements are achieved only by external pressure.

Further, the pipe body is provided with an external thread section, and the connecting cap is provided with an internal thread section; the connecting cap is in threaded connection with the pipe body through an internal thread section. In the practical application, such design on the one hand, make things convenient for the dismouting, on the other hand simultaneously, also utilizes the screw thread to conveniently form sealed effect for when being responsible for or other side-put pipes have the fluid to flow through, the body also can keep good sealed efficiency with being connected to burst.

Further, the pipe body is connected with an external refrigerant tank through an external thread section. In practical application, the tube body; through the side-release pipe, the quick connection with the external refrigerant tank can be realized, the refrigerant can be conveniently extracted or replaced, and the refrigerant enters the external refrigerant tank.

According to the above technical scheme, the utility model provides a pair of refrigerant connecting pipe's beneficial effect:

in practical application, the main pipe is communicated with the refrigeration equipment and is connected to a position where the refrigerant can be taken out; the refrigerant is taken out from the main pipe, and meanwhile, the plurality of side discharge pipes are arranged on the outer wall of the main pipe, so that the refrigerant can be rapidly replaced through the plurality of side discharge pipes; the replacement efficiency is improved. The connecting cap is detachably connected to the pipe body, so that the operation is convenient in the actual use process; the convenience is improved.

Drawings

In order to more clearly illustrate the embodiments of the present invention, reference will now be made briefly to the following detailed description or to the accompanying drawings, which are needed in the prior art to describe and illustrate the various embodiments of the present invention. In all the drawings, the elements or parts are not necessarily drawn to actual scale.

Fig. 1 is a front view of the present invention;

FIG. 2 is an enlarged schematic view of the structure at A shown in FIG. 1;

fig. 3 is an enlarged schematic view of the structure at B in fig. 1.

Reference numerals:

the pipe comprises a main pipe 1, a connecting thread section 11, a side release pipe 2, a pipe body 21, an external thread section 211, a connecting cap 22, an internal thread section 221, a connecting reducing head 3, a thread section 31 and a feeding pipe 4.

Detailed Description

Embodiments of the present invention will be described in detail below with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and therefore are only examples, and the protection scope of the present invention is not limited thereby.

The embodiment is basically as shown in the attached figures 1 to 3:

example 1:

as shown in fig. 1 to 3, the present embodiment provides a refrigerant connecting pipe, which can improve the efficiency of replacing the refrigerant.

A refrigerant connecting pipe, comprising: the main pipe 1 is provided with a connecting threaded section 11, and the connecting threaded section 11 is provided with two positions which are respectively positioned at two ends of the main pipe 1; at least one side discharging pipe 2 is arranged on the outer wall of the main pipe 1, and the side discharging pipes 2 are communicated with the main pipe 1; the side release pipe 2 comprises a pipe body 21 and a connecting cap 22; the connecting cap 22 is detachably mounted on the pipe body 21. In practical use, the main pipe 1 is communicated with the refrigeration equipment and is connected to a position where the refrigerant can be taken out; the refrigerant is taken out through the main pipe 1, and meanwhile, the plurality of side release pipes 2 are arranged on the outer wall of the main pipe 1, so that the refrigerant can be rapidly replaced through the plurality of side release pipes 2; the replacement efficiency is improved. The connecting cap 22 is detachably connected to the pipe body 21, so that the operation is convenient in the actual use process; the convenience is improved.

In order to realize being connected with the pipeline of different pipe diameters, in this embodiment, still include: the connecting reducing head 3 is provided with two threaded sections 31, and the diameters of the two threaded sections 31 are different; the connecting reducing head 3 is detachably connected to the connecting thread section 11. In practical application, different direct pipeline connections can be realized by connecting the reducing heads 3; in fact, the principle of the design is that two nuts with different threads are connected together, so that different pipeline connections can be realized; the principle is simple, but the practicability is strong, and particularly, the sealing performance between threads after the threads are meshed is effectively utilized, so that the leakage of the connecting part can be avoided in the process of extracting or replacing the refrigerant; thus, the safety is improved, and the dangerous accidents caused by the leakage of the refrigerant are avoided.

In addition, in order to facilitate the replacement or extraction of the refrigerant from the external refrigerant tank, in this embodiment, the refrigerant tank further includes: the inlet pipe 4, the one end of inlet pipe 4 with be connected reducing head 3 and can dismantle the connection, the other end and the outside cryogen tank of inlet pipe 4 are connected. In practice, the feed pipe 4 is a replaceable pipe, so designed as to facilitate the introduction of the refrigerant into the external refrigerant tank; of course, in practical use, the refrigerant may flow from the external refrigerant tank to the refrigeration equipment; the above requirements are achieved only by external pressure.

In this embodiment, the tube body 21 has an external thread section 211, and the coupling cap 22 has an internal thread section 221; the connecting cap 22 is in threaded connection with the pipe body 21 through an internal thread section 221. In practical application, on one hand, the design is convenient to disassemble and assemble, and on the other hand, the sealing effect is also conveniently formed by utilizing the threads, so that when fluid flows through the main pipe 1 or other side discharge pipes 2, the pipe body 21 and the connecting cap 22 still keep good sealing efficiency.

In this embodiment, the pipe body 21 is connected to an external refrigerant tank through an external thread section 211. In practical applications, the tube 21; through side-release pipe 2, can realize quick being connected with outside cryogen tank, conveniently extract or change the refrigerant, enter into outside cryogen tank.

In actual work, firstly, the connecting thread section 11 at one end of the main pipe 1 is fixedly connected with the refrigeration equipment through the connecting reducing head 3 and is communicated with the refrigeration equipment; the other end of the main pipe 1 is communicated with a feeding pipe 4 through a connecting reducing head 3, and the feeding pipe 4 is communicated with an external refrigerant tank; or the side discharge pipe 2 is directly communicated with an external refrigerant tank; finally, the refrigerant is extracted or replaced by starting the external press.

In conclusion, the refrigerant connecting pipe is reasonable in design, simple to operate, convenient to use, capable of effectively improving the replacement efficiency of the refrigerant and suitable for industrial popularization.

The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not substantially depart from the scope of the embodiments of the present invention, and are intended to be covered by the claims and the specification.

Claims

1. A refrigerant connection pipe, comprising:

the main pipe is provided with a connecting thread section, and the connecting thread section is provided with two positions which are respectively positioned at two ends of the main pipe; and

at least one side discharging pipe is arranged on the outer wall of the main pipe and is communicated with the main pipe; the side discharge tube comprises a tube body and a connecting cap; the connecting cap is detachably arranged on the pipe body.

2. A refrigerant connection pipe as set forth in claim 1, further comprising: the connecting reducing head is provided with two threaded sections, and the diameters of the two threaded sections are different; the connecting reducing head is detachably connected to the connecting thread section.

3. A refrigerant connection pipe as set forth in claim 2, further comprising: the one end of inlet pipe with connect the reducing head and can dismantle the connection, the other end and the outside cryogen tank of inlet pipe are connected.

4. A refrigerant connection tube as set forth in claim 1, wherein said tube body has an externally threaded section and said cap has an internally threaded section; the connecting cap is in threaded connection with the pipe body through an internal thread section.

5. A refrigerant connecting pipe as claimed in claim 4, wherein the pipe body is connected to an external refrigerant tank through an externally threaded section.