CN211012011U

CN211012011U - Liquid storage device

Info

Publication number: CN211012011U
Application number: CN201921200908.1U
Authority: CN
Inventors: 田鹏; 郑云龙; 罗钢樑
Original assignee: Zhejiang Dunan Machinery Co Ltd
Current assignee: Zhejiang Dunan Machinery Co Ltd
Priority date: 2019-07-26
Filing date: 2019-07-26
Publication date: 2020-07-14
Anticipated expiration: 2029-07-26

Abstract

The utility model provides a liquid storage device, include: a barrel body provided with a connecting hole; the pipe comprises a first connecting section and an installation section, wherein the first connecting section extends into the barrel body from the connecting hole, the installation section is located at the connecting hole, the outer diameter of the first connecting section is smaller than that of the connecting hole, the outer diameter of the installation section is not smaller than that of the connecting hole, and the installation section is connected with the barrel body in a welding mode. Compared with the prior art, through set up the installation section on the piping, just the external diameter of first linkage segment is less than the external diameter of connecting hole for first linkage segment can not produce too much burr in connecting hole department when inserting the staving, thereby can improve the welding quality between piping and the staving, reduces the defective rate.

Description

Liquid storage device

Technical Field

The utility model relates to a refrigeration plant field especially relates to a reservoir.

Background

The accumulator is an important component of an air conditioner compressor, and plays roles of storing refrigerant, performing gas-liquid separation and the like in an air conditioner pipeline.

The reservoir generally includes the staving and connects the inside pipeline of staving, and the pipeline generally adopts the welded mode to be connected with the staving. Particularly, insert the through-hole on the staving with the pipeline, then connect through the welded mode, this scheme is owing to only having carried out simple welding, influences the quality of connecting easily in the reality, for example, leads to revealing of reservoir easily, or when the pipeline inserts the staving, because the friction of pipeline and barrel, produces more burr etc. on the pipeline.

SUMMERY OF THE UTILITY MODEL

In view of the above, it is desirable to provide a liquid reservoir capable of preventing a large amount of burrs from being generated on a pipeline, thereby achieving high welding quality.

The utility model provides a liquid storage device, include:

a barrel body provided with a connecting hole;

the pipe comprises a first connecting section and an installation section, wherein the first connecting section extends into the barrel body from the connecting hole, the installation section is located at the connecting hole, the outer diameter of the first connecting section is smaller than that of the connecting hole, the outer diameter of the installation section is not smaller than that of the connecting hole, and the installation section is connected with the barrel body in a welding mode.

In one embodiment, a flange extending towards the inner side of the barrel body is arranged at the connecting hole, and the flange is attached to the mounting section so that the axis of the pipe coincides with the central line of the connecting hole.

Through setting up flanging structure, can improve the stability that piping and staving are connected, and the orientation of the definite piping that the turn-ups can be better to provide bigger face of weld for the solder when adding the solder and welding.

In one embodiment, the flange is in interference fit with the mounting section. So set up, can further improve the stability that piping and staving are connected

In one embodiment, the barrel body comprises a first end cover, a middle barrel body and a second end cover, the first end cover and the second end cover are respectively arranged at two ends of the middle barrel body, and the connecting hole is formed in the first end cover.

In one embodiment, the tubing extends in a direction toward the second end cap.

In one embodiment, the accumulator includes two pipes, one of which is an inlet pipe and the other of which is an outlet pipe.

In one embodiment, the inlet pipe and the outlet pipe are both disposed on the first end cap.

In one embodiment, a fixing plate is arranged in the barrel body, a mounting hole is formed in the fixing plate, and the first connecting section is inserted into the mounting hole for fixing, so that the stability of the pipe is improved.

In one embodiment, a guide portion is disposed on an end of the first connecting section away from the mounting section. The guide part is arranged to guide the liquid inlet and outlet directions of the pipe orifice of the piping.

In one embodiment, the reservoir includes two tubes, and the guides of the tubes are disposed opposite to each other.

Compared with the prior art, the reservoir is through setting up the installation section on the piping, just the external diameter of first linkage segment is less than the external diameter of connecting hole for first linkage segment can not produce too much burr in connecting hole department when inserting the staving, thereby can improve the welding quality between piping and the staving, reduces the defective rate.

Drawings

Fig. 1 is a sectional view of a liquid reservoir provided by the present invention;

fig. 2 is a partially enlarged view of a portion a of fig. 1.

In the figure, a reservoir 100, a tub 10, a connection hole 11, a flange 111, a first end cap 12, a middle tub 13, a second end cap 14, a fixing plate 15, a pipe 20, an inlet pipe 21, a first connection section 211, an installation section 212, a second connection section 213, a guide part 214, and an outlet pipe 22 are shown.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

It will be understood that when an element is referred to as being "mounted on" another element, it can be directly on the other element or intervening elements may also be present. When a component is referred to as being "disposed on" another component, it can be directly on the other component or intervening components may also be present. When an element is referred to as being "secured to" another element, it can be directly secured to the other element or intervening elements may also be present.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "or/and" includes any and all combinations of one or more of the associated listed items.

As shown in fig. 1, the present invention provides a liquid storage device 100 for storing a refrigerant in an air conditioning system, wherein the liquid storage device 100 includes: a tub 10, and a pipe 20 inserted into the tub 10 to communicate the inside and outside of the tub 10.

Specifically, the barrel 10 is provided with a connection hole 11, and it can be understood that the connection hole 11 is provided in the barrel 10 so that the pipe 20 can extend into the barrel 10.

The pipe 20 includes a first connection section 211 and an installation section 212, the first connection section 211 extends into the barrel 10 from the connection hole 11, and the installation section 212 is located at the connection hole 11, an outer diameter of the first connection section 211 is smaller than an outer diameter of the connection hole 11, an outer diameter of the installation section 212 is not smaller than the outer diameter of the connection hole 11, and the installation section 212 is connected to the barrel 10 by welding.

The liquid accumulator is used in a refrigeration system and used for storing refrigerant or performing gas-liquid separation on the refrigerant. An inlet pipe and an outlet pipe are installed on the liquid storage device, but when the general inlet pipe and the general outlet pipe are connected with a barrel body of the liquid storage device, a pipe is usually inserted into an end cover flanging hole, the flanging part of the end cover is clamped to fix the pipe, and then furnace brazing is carried out, so that the realization of the scheme is difficult on a product with a compact structure due to the difficulty in clamping the flanging part; in addition, also can set the close-fitting to with piping and upper end cover flanging hole, but this scheme is unfavorable for the longer product of piping, easily produces more burr, influences welding quality, finally leads to welding seam department to leak, so need a neotype reservoir structure urgently to solve above-mentioned problem. In the present embodiment, the installation section 212 is provided on the pipe 20, and the outer diameter of the first connection section 211 is smaller than the outer diameter of the connection hole 11, so that the first connection section 211 does not generate excessive burrs at the connection hole 11 when being inserted into the barrel 10, thereby improving the welding quality between the pipe 20 and the barrel 10 and reducing the defective rate.

It is understood that, in the present embodiment, the pipe 20 further has a second connection section 213, and the second connection section 213 is connected to the installation section 212, that is, the installation section 212 is located between the first connection section 211 and the second connection section 213.

It should be noted that the outer diameter of the first connection section 211 is smaller than the outer diameter of the connection hole 11, so that the pipe can extend into the barrel 10 from the connection hole 11.

Preferably, a flange 111 extending toward the inside of the bucket body 10 is provided at the connection hole 11 of the bucket body 10, and the flange 111 is attached to the mounting section 212 such that the axis of the pipe 20 coincides with the center line of the connection hole 11.

It can be understood that the flange 111 is provided to improve the stability of the connection between the pipe 20 and the barrel 10, and the flange 111 can better limit the orientation of the pipe 20 and provide a larger welding surface for the solder when the solder is added for welding.

Of course, in other embodiments, the flange 111 may also extend toward the outside of the cylinder and be attached to the mounting section 212.

In this embodiment, the flange 111 is in interference fit with the mounting section 212. This arrangement can further improve the stability of the connection between the pipe 20 and the tub 10. Of course, in other embodiments, the flange 111 and the mounting section 212 may also be in transition fit.

In an embodiment, the barrel 10 includes a first end cap 12, a middle barrel 13 and a second end cap 14, the first end cap 12 and the second end cap 14 are respectively disposed at two ends of the middle barrel 13, and the connection hole 11 is opened at the first end cap 12. Of course, the connection hole 11 may also be opened on the middle barrel body 13 or the second end cover 14.

In this embodiment, the middle barrel 13 is a cylindrical barrel, but in other embodiments, other shapes may be adopted, such as a square barrel, an oval barrel, and so on.

In another embodiment, the barrel 10 may also be composed of a first end cap 12 and a box body, the first end cap 12 is provided with a connecting hole 11, and the first end cap 12 is covered on the box body to form an accommodating cavity.

Further, the pipe 20 extends toward the second end cap 14.

Preferably, the accumulator 100 includes two pipes 20, wherein one pipe 20 is an inlet pipe 21 and the other pipe 20 is an outlet pipe 22. The inlet pipe 21 is used for guiding the liquid out of the barrel body 10, and the outlet pipe 22 is used for guiding the liquid out of the barrel body 10

Preferably, the inlet pipe 21 and the outlet pipe 22 are both disposed on the first end cover 12, and the inlet pipe 21 extends to the bottom of the barrel body 10.

Further, a fixing plate 15 is arranged in the barrel body 10, a mounting hole is formed in the fixing plate 15, and the first connecting section 211 is inserted into the mounting hole for fixation, so that the stability of the piping 20 is improved.

Preferably, a guide portion 214 is disposed at an end of the first connecting section 211 away from the mounting section 212. The guide portion 214 is arranged to guide the liquid inlet and outlet directions of the pipe openings of the pipes 20, and further, the guide portions of the pipes face away from each other, so that mutual interference between the liquid inlet and the liquid outlet of the pipes is reduced, it is worth mentioning that the guide portions 214 of different pipes 20 may face in a direction having a certain angle, and according to actual conditions, those skilled in the art can reasonably set the directions, and mutual interference between the liquid inlet and the liquid outlet of the pipe 20 is reduced by adjusting the directions of the guide portions 214 on the pipes 20.

More preferably, as shown in fig. 1, the guide part 214 may be a pipe with an inclined opening.

In one embodiment, the reservoir 100 includes two pipes 20, and the guide portions 214 of the pipes 20 are disposed opposite to each other.

The usage of this embodiment is that, the barrel body 10 is vertically placed on the installation surface, at this time, the first end cover 12 is located above the second end cover 14, the inlet pipe 21 and the outlet pipe 22 extend from the connection hole 11 on the first end cover 12, and are welded to the flange 111 at the connection hole 11, and the refrigerant enters the barrel body 10 from the inlet pipe 21 and flows out from the outlet pipe 22.

It is noted that the mounting section 212 may be formed by die stamping or extrusion, or by flaring and then necking the tubing 20.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims

1. A reservoir, comprising:

a barrel body provided with a connecting hole;

2. The reservoir according to claim 1, wherein a flange extending toward the inside of the barrel is provided at the connection hole, and the flange is attached to the mounting section so that the axis of the pipe coincides with the center line of the connection hole.

3. The reservoir of claim 2, wherein the flange is an interference fit with the mounting section.

4. The liquid storage device as claimed in claim 1, wherein the barrel comprises a first end cover, a middle barrel and a second end cover, the first end cover and the second end cover are respectively arranged at two ends of the middle barrel, and the connecting hole is opened at the first end cover.

5. The reservoir of claim 4, wherein the tubing extends in a direction toward the second end cap.

6. The accumulator of claim 4 wherein the accumulator includes two pipes, one of which is an inlet pipe and the other of which is an outlet pipe.

7. The reservoir of claim 6, wherein the inlet tube and the outlet tube are both disposed on the first end cap.

8. The liquid storage device as claimed in claim 1, wherein a fixing plate is arranged in the barrel body, a mounting hole is arranged on the fixing plate, and the first connecting section is inserted into the mounting hole for fixing.

9. The reservoir of claim 1, wherein the first connecting section is provided with a guide portion at an end thereof remote from the mounting section.

10. The accumulator of claim 9 wherein the accumulator includes two pipes with opposing guides.