CN217715544U

CN217715544U - Double-tube liquid storage device

Info

Publication number: CN217715544U
Application number: CN202221732902.0U
Authority: CN
Inventors: 王园元
Original assignee: Dongguang Xinsheng Electronic Co ltd
Current assignee: Dongguang Xinsheng Electronic Co ltd
Priority date: 2022-07-05
Filing date: 2022-07-05
Publication date: 2022-11-01
Anticipated expiration: 2032-07-05

Abstract

The utility model discloses a double-barrelled reservoir, include: an air inlet pipe and two air outlet pipes are respectively inserted at two ends of the shell, two air outlet connecting pipes are arranged in the shell, and the air outlet connecting pipes are correspondingly communicated with the air outlet pipes; the supporting tube is arranged in the shell, a first through hole and a second through hole are formed in the closed end of the supporting tube, the first connecting plate is fixed with the second connecting plate, the second connecting plate is fixed with the closed end of the supporting tube, a splicing hole is formed in the first connecting plate, and the two air outlet connecting tubes respectively penetrate through the two splicing holes; the filter screen is fixed in the blind end outside of stay tube and it realizes sheltering from through-hole one and through-hole two. The utility model discloses a double-pipe liquid storage device, wherein a filter screen is fixed at the outer side of the closed end of a support pipe, and a refrigerant enters into a shell from an air inlet pipe and then enters into an air outlet connecting pipe after the filtering action of the filter screen; the supporting tube and the supporting piece are integrated together, so that the internal structure of the shell is simple, and the overall cost of the reservoir is further reduced.

Description

Double-tube liquid storage device

Technical Field

The utility model relates to a refrigeration plant field, more specifically say so and relate to a double-barrelled reservoir.

Background

The working principle of the double-pipe liquid accumulator is the same as that of the single-pipe liquid accumulator, and the double-pipe liquid accumulator and the single-pipe liquid accumulator are used for carrying out noise reduction, buffering, gas-liquid separation and filtering on the refrigerant which flows back to the compressor from the air conditioner evaporator. Two-part structures are generally arranged in the double-pipe liquid accumulator, one is a supporting piece and is used for supporting the two air outlet connecting pipes, and the other part is used for filtering and filtering the refrigerant entering the liquid accumulator; the double-pipe liquid storage device has higher requirements on gas-liquid separation, buffering and the like of the refrigerant, the structure and the processing technology are as simple as possible while the requirements are ensured, and the unnecessary cost waste caused by high production cost is avoided.

Therefore, it is an urgent problem for those skilled in the art to provide a dual tube reservoir that can overcome the above problems.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model provides a double-barrelled reservoir.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a dual tube reservoir comprising:

the air inlet pipe is inserted into an opening at one end of the shell, the two air outlet pipes are inserted into an opening at the other end of the shell, the two air outlet connecting pipes are arranged in the shell in parallel, and one ends of the two air outlet connecting pipes are respectively fixed and communicated with the two air outlet pipes;

the filtering component comprises a supporting tube, a supporting piece and a filtering screen, one end of the supporting tube is open, the other end of the supporting tube is closed, the outer side wall of the supporting tube is tightly attached to the inner side wall of the shell, the closed end of the supporting tube is provided with a plurality of first through holes and a plurality of second through holes, the supporting piece comprises a first connecting plate and a second connecting plate, two ends of the first connecting plate are respectively and vertically fixed with the second connecting plate, the two second connecting plates are parallel to each other and are respectively and vertically fixed on the inner side of the closed end of the supporting tube, the first connecting plate is provided with two inserting holes, the second connecting plate is provided with air holes, and one ends of the two air outlet connecting tubes, far away from the air outlet tubes, penetrate through the two inserting holes respectively and are arranged in an area jointly limited by the first connecting plate, the second connecting plate and the closed end of the supporting tube; the filter screen is fixed the blind end outside of stay tube and it is right through-hole one with through-hole two realizes sheltering from.

According to the technical scheme, compared with the prior art, the utility model discloses a double-pipe liquid storage device, which comprises a supporting pipe and a supporting piece, wherein the filtering net is fixed at the outer side of the closed end of the supporting pipe, the refrigerant enters the shell from the air inlet pipe and then enters the air outlet connecting pipe after being filtered by the filtering net, and the liquid refrigerant and impurities can be effectively intercepted in the shell; the supporting tube and the supporting piece are integrated together, so that the inner structure of the shell is simple, the processing procedure and the material cost are reduced, and the overall cost of the liquid storage device is further reduced.

Preferably, the closed end of the supporting tube is recessed outwards to form a groove, and the groove is limited between the two connecting plates II. Through being provided with the recess, the refrigerant can obtain certain reposition of redundant personnel when getting into the takeover of giving vent to anger and separate the fender to play the effect that noise reduction and prevention liquid hit.

Preferably, still including keeping off the ring, the blind end outside of stay tube is fixed with one and keeps off the ring, it has arranged to keep off the ring inboard the filter screen, keep off the ring with the filter screen is common right through-hole one with through-hole two shelters from. This setting ensures that the filter screen can be reliably spacing fixed in the retaining ring.

Preferably, the aperture of the first through hole is larger than that of the second through hole, and the first through hole and the second through hole are both arranged along the circumferential direction of the support tube. This arrangement ensures that the refrigerant can smoothly enter the outlet connection pipe after passing through the filter screen.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the prior art descriptions will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.

Fig. 1 is an overall sectional view of a double tube accumulator;

FIG. 2 is a front view of a filter assembly in a dual tube reservoir;

fig. 3 is a cross-sectional view of a filter assembly in a dual tube reservoir.

In the figure:

1 is an end cover I, 2 is a connecting pipe, 3 is an end cover II, 4 is an air inlet pipe, 5 is an air outlet pipe, 6 is an air outlet connecting pipe, 7 is a supporting pipe, 70 is a through hole I, 71 is a through hole II, 72 is a groove, 8 is a connecting plate I, 80 is a splicing hole, 9 is a connecting plate II, 90 is an air hole, 10 is a filter screen, 11 is a baffle ring, 12 is a fixing plate, and 120 is a pressure welding convex point.

Detailed Description

The technical solutions in the embodiments of the present invention will be described below clearly and completely, and it should be apparent that the described embodiments are only some embodiments of the present invention, and not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.

The utility model discloses a double-barrelled reservoir, through setting up stay tube 7 and support piece, the one end of two takeover 6 of giving vent to anger is fixed on support piece, filter screen 10 is fixed in the blind end outside of stay tube 7, the refrigerant enters into the casing from intake pipe 4, after the filtering action of filter screen 10, reentry takeover 6 of giving vent to anger, liquid refrigerant and impurity can be effectively intercepted in the casing, and, owing to be provided with recess 72, the refrigerant can obtain certain buffering when entering takeover 6 of giving vent to anger, thereby reduce the noise of this reservoir; in addition to the above, the support tube 7 and the support member are integrated together, so that the internal structure of the housing is simple, the processing procedure and the material cost are reduced, and the overall cost of the reservoir is further reduced.

Examples

Referring to fig. 1-3 for a whole and partial structure schematic diagram of an embodiment of the present invention, the present invention specifically discloses a double-tube liquid reservoir, including:

the shell comprises a first end cover 1, a connecting pipe 2 and a second end cover 3, wherein the first end cover 1 and the second end cover 3 are respectively blocked at two ends of the connecting pipe 2, an air inlet pipe 4 is arranged on the first end cover 1 in a central hole in a plugging manner, two air outlet pipes 5 are arranged on the second end cover 3 in a hole in a plugging manner, the two air outlet connecting pipes 6 are arranged in the connecting pipe 2, one ends of the two air outlet connecting pipes 6 are respectively fixed and communicated with the two air outlet pipes 5, and the length directions of the air outlet connecting pipes 6 are parallel to the length direction of the connecting pipe 2;

a filter assembly including a support tube 7, a support member, and a screen 10;

the other end of 7 one end openings of stay tube is sealed, stay tube 7 is arranged in connecting pipe 2 and it is close to end cover 1 and arranges, stay tube 7 and the coaxial arrangement of connecting pipe 2, the lateral wall of stay tube 7 closely laminates with the inside wall of casing, the lateral wall of stay tube 7 is sunken out an annular groove to the indent, the inside wall integrated into one piece of connecting pipe 2 has an annular bulge, the annular bulge inlays to establish to the annular groove in, a plurality of through-holes 70 and a plurality of through-hole two 71 have been seted up to the blind end of stay tube 7, a plurality of through-holes 70 and a plurality of through-holes two 71 all arrange along the circumference of stay tube 7. And the aperture of the first through hole 70 is larger than that of the second through hole 71, so that liquid refrigerant is prevented from entering the air outlet connecting pipe 6, and liquid impact is prevented.

The support piece comprises a first connecting plate 8 and a second connecting plate 9, the surface of the first connecting plate 8 is parallel to the end face of the closed end of the support tube 7, two ends of the first connecting plate 8 are respectively and vertically fixed with a second connecting plate 9, the two second connecting plates 9 are mutually parallel and are respectively and vertically fixed on the inner side of the closed end of the support tube 7, the first connecting plate 8 is provided with two splicing holes 80, the second connecting plate 9 is provided with a plurality of air holes 90, the plurality of air holes 90 are arranged to mainly play a role in reducing resistance and shunting of a refrigerant, and one ends of the two air outlet connecting tubes 6, which are far away from the air outlet tube 5, are arranged in an area jointly limited by the first connecting plate 8, the second connecting plates 9 and the closed end of the support tube 7 after respectively penetrating through the two splicing holes 80; and one end of each second connecting plate 9, which is far away from the first connecting plate 8, is vertically and integrally formed with a fixing plate 12, the fixing plate 12 is tightly attached to the inner wall of the closed end of the supporting tube 7, and a plurality of pressure welding salient points 120 are integrally formed on the fixing plate 12.

The filter screen 10 is fixed outside the closed end of the support tube 7 and shields the first through hole 70 and the second through hole 71, and the refrigerant needs to pass through the filter screen 10 before passing through the first through hole 70 and the second through hole 71.

The closed end of the support tube 7 is recessed outwards to form a groove 72, the groove 72 is limited between the two connecting plates 9, and the arrangement can further prevent liquid refrigerant and impurities in the shell from entering the air outlet connecting tube 6.

Still including keeping off ring 11, the blind end outside of stay tube 7 is fixed with one and keeps off ring 11, keeps off ring 11 inboard and has arranged filter screen 10, keeps off ring 11 and filter screen 10 and shelters from through-hole 70 and through-hole two 71 jointly, and the outline of filter screen 10 is circular, keeps off ring 11 and can fix spacing to filter screen 10.

The support tube 7 divides the interior of the shell into two parts, the first part is between the support tube 7 and the first end cover 1, the second part is between the support tube 7 and the second end cover 3, gaseous refrigerant enters the first part after entering the shell from the air inlet tube 4, then enters the second part after being filtered by the filter screen 10, the refrigerant enters the two air outlet connecting tubes 6 from the space between the two connecting plates 9 and the air holes 90, finally, the refrigerant is discharged from the two air outlet tubes 5, the air outlet connecting tubes 6 are not directly connected with the air inlet tube 4, the pipe diameter of the air outlet connecting tubes 6 is far smaller than the inner diameter of the shell, liquid refrigerant and lubricant doped in the gaseous refrigerant can be remained in the shell, and the support piece and the groove 72 are arranged to reliably support the air outlet connecting tubes 6, support the space of the filter screen 10, improve the effective utilization area of the filter screen 10, and further prevent the liquid refrigerant, lubricant and impurities mixed in the gaseous refrigerant from entering the air outlet connecting tubes 6.

The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A dual tube reservoir, comprising:

the air inlet pipe (4) is inserted into an opening at one end of the shell, the two air outlet pipes (5) are inserted into an opening at the other end of the shell, the two air outlet connecting pipes (6) are arranged in the shell in parallel, and one ends of the two air outlet connecting pipes (6) are respectively fixed and communicated with the two air outlet pipes (5);

the filtering component comprises a supporting pipe (7), a supporting piece and a filtering net (10), one end of the supporting pipe (7) is open, the other end of the supporting pipe is closed, the outer side wall of the supporting pipe is tightly attached to the inner side wall of the shell, the closed end of the supporting pipe (7) is provided with a plurality of first through holes (70) and second through holes (71), the supporting piece comprises a first connecting plate (8) and a second connecting plate (9), two ends of the first connecting plate (8) are respectively and vertically fixed with the second connecting plate (9), the two second connecting plates (9) are mutually parallel and are vertically fixed on the inner side of the closed end of the supporting pipe (7), the first connecting plate (8) is provided with two inserting holes (80), the second connecting plate (9) is provided with air holes (90), and one ends, far away from the air outlet pipes (6), of the two air outlet pipes respectively penetrate through the two inserting holes (80) and are arranged in an area jointly limited by the first connecting plate (8), the second connecting plates (9) and the closed end of the supporting pipe (7); the filter screen (10) is fixed on the outer side of the closed end of the supporting tube (7) and shields the first through hole (70) and the second through hole (71).

2. A double tube reservoir according to claim 1, wherein the closed end of the support tube (7) is recessed outwardly by a groove (72), said groove (72) being limited between two of said webs (9).

3. The double-tube liquid accumulator of claim 1, further comprising a baffle ring (11), wherein a baffle ring (11) is fixed on the outer side of the closed end of the support tube (7), the filter screen (10) is arranged on the inner side of the baffle ring (11), and the baffle ring (11) and the filter screen (10) jointly shield the first through hole (70) and the second through hole (71).

4. A double tube reservoir according to claim 1, characterized in that the bore diameter of the first through hole (70) is larger than the bore diameter of the second through hole (71), and both the first through hole (70) and the second through hole (71) are arranged in the circumferential direction of the support tube (7).