CN216745047U - Fixed plate and liquid storage device with same - Google Patents

Abstract

The application relates to the technical field of liquid storage, in particular to a fixing plate and a liquid storage device with the fixing plate. The fixing plate is arranged in a shell of the liquid storage device, the liquid storage device comprises a first connecting pipe, and the fixing plate is used for fixing the first connecting pipe; the fixing plate is provided with a connecting hole, a flanging is arranged at the orifice of the connecting hole, the outer wall surface of the flanging is provided with a containing groove for containing the welding ring, and the welding ring is riveted and fixed in the containing groove. Compared with the prior art, the application has the advantages that: according to the fixing plate provided by the utility model, the welding ring is accommodated in the accommodating groove and is riveted and fixed in the accommodating groove, so that the welding ring is not influenced by the shaking and placing mode of the brazing furnace after entering the furnace, the welding ring is prevented from falling off from the accommodating groove and losing effectiveness, and the welding strength is enhanced.

Description

Fixing plate and liquid storage device with same

Technical Field

The application relates to the technical field of liquid storage, in particular to a fixing plate and a liquid storage device with the fixing plate.

Background

The liquid accumulator is an important part in a refrigeration system, is usually arranged between an evaporator and a compressor, and has the functions of storing refrigerants, separating gas and liquid, filtering impurities and the like.

The fixed plate in the existing liquid storage device is generally welded by directly sleeving a welding ring on a first connecting pipe, when the fixed plate and the first connecting pipe are placed horizontally in a furnace, a brazing furnace shakes in the rotating process, the welding ring is softened after being heated and slides in the opposite direction of the fixed plate, so that the fixed plate and the first connecting pipe have no welding wire, and the first connecting pipe and the fixed plate are abnormal in sound.

SUMMERY OF THE UTILITY MODEL

Accordingly, there is a need for a fixing plate, a reservoir, and an air conditioning system that can improve the welding strength between the first connection pipe and the fixing plate.

A fixing plate is arranged in a shell of a liquid storage device, the liquid storage device comprises a first connecting pipe, and the fixing plate is used for fixing the first connecting pipe; the fixing plate is provided with a connecting hole, a flanging is arranged at the orifice of the connecting hole, a containing groove for containing the welding ring is formed in the outer wall surface of the flanging, and the welding ring is riveted and fixed in the containing groove.

It can be understood that, this application is through making the welding ring holding in the storage tank, just the welding ring riveting is fixed in the storage tank to make into the stove back the welding ring does not receive brazing stove shake and the influence of putting the mode, avoid the welding ring follow the storage tank drops inefficacy, has strengthened welding strength.

In one embodiment, the outer wall surface of the flange is further provided with a plurality of guide grooves communicated with the accommodating groove, and the plurality of guide grooves are uniformly distributed along the circumferential direction of the outer wall surface of the flange.

It can be understood that the plurality of guide grooves communicated with the accommodating groove are formed in the outer wall surface of the flanging, so that the material liquid melted in the accommodating groove can be guided into the guide grooves, the permeability of the material liquid and the contact area between the welding ring and the first connecting pipe are increased, and the air tightness and the welding strength of the welding seam are further enhanced.

In one embodiment, one end of the guiding groove extends towards the direction close to the fixing plate, and the other end of the guiding groove extends towards the direction far away from the fixing plate.

It can be understood that one end of the guide groove extends along a direction in which the accommodating groove is close to the fixing plate, and the other end extends along a direction in which the accommodating groove is far away from the fixing plate, so that the contact area between the melted material liquid and the connecting position of the fixing plate and the first connecting pipe is further increased, and the welding strength of the fixing plate and the first connecting pipe is further enhanced.

In one embodiment, one end of the guide groove, which is far away from the accommodating groove, and the end face of one end of the flanging, which is far away from the fixing plate, are arranged at intervals.

It can be understood that one end of the guide groove, which is far away from the accommodating groove, is arranged at an interval with the end face of the outer wall of the flange, so that the melted welding ring is prevented from flowing out of the first connecting pipe from the guide groove, and the flow welding of the welding ring is caused, and the welding failure is caused.

In one embodiment, the accommodating grooves are arranged in a plurality, and the accommodating grooves are arranged at intervals along the circumferential direction of the outer wall surface of the flange.

In one embodiment, the fixing plate is further provided with a plurality of filtering holes, and the plurality of filtering holes are uniformly distributed along the circumferential direction of the fixing plate.

It will be appreciated that by providing a plurality of filter holes in the fixing plate, the liquid refrigerant entering the receiving chamber falls through the filter holes to the bottom of the housing.

In one embodiment, at least one limiting part is formed at the position, close to the accommodating groove, of the flanging to limit the welding ring.

It can be understood that at least one limiting part is formed at the position, close to the accommodating groove, of the flanging, so that the welding ring in the accommodating groove is limited, and the welding ring is prevented from falling off and losing efficacy.

In one embodiment, the accommodating groove is annular, and the limiting portion is a convex point or an annular rib.

It can be understood that, the accommodating groove is annular, so that the number of the welding materials can be increased in the accommodating groove, or a welding ring can be directly placed in the annular accommodating groove, and the welding strength between the fixing plate and the first connecting pipe is further enhanced.

The utility model also provides the following technical scheme:

a liquid storage device comprises a shell, a first connecting pipe and a fixing plate, wherein a cavity is formed in the shell, the fixing plate is installed in the cavity, one end of the first connecting pipe is located in the cavity, and the other end of the first connecting pipe extends out of the shell; the first connecting pipe is sleeved and connected with the outer wall surface of the flanging, and the inner wall of the first connecting pipe is abutted to the welding ring.

It can be understood that the inner wall of the first connecting pipe is abutted to the welding ring in the accommodating groove, so that the welding strength between the first connecting pipe and the flanging is enhanced after the welding ring is melted.

In one embodiment, a second connecting pipe communicated with the accommodating cavity is further inserted in the shell, and the second connecting pipe is inserted in one end, far away from the first connecting pipe, of the shell; the containing cavity is also internally provided with a filter screen fixedly connected with the inner wall of the shell, and the filter screen is positioned between the second connecting pipe and the fixing plate.

Compared with the prior art, the welding ring is contained in the containing groove and riveted and fixed in the containing groove, so that the welding ring is not affected by shaking and placing modes of a brazing furnace after entering the furnace, the welding ring is prevented from falling off and losing efficacy from the containing groove, and welding strength is enhanced.

Drawings

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

Fig. 1 is a schematic view of a reservoir structure provided herein;

fig. 2 is a schematic view of a fixing plate according to the present disclosure;

fig. 3 is a schematic view of another perspective structure of the fixing plate provided in the present application.

Reference numerals: 100. a reservoir; 10. a housing; 11. a cavity; 12. a first circulation port; 13. a second flow port; 14. a third flow port; 20. a first connection pipe; 201. a first connecting pipe; 202. a second connecting pipe; 203. a straight pipe; 204. bending the pipe; 21. a second adapter tube; 30. a fixing plate; 31. connecting holes; 32. flanging; 321. a containing groove; 322. welding a ring; 33. a filtration pore; 40. and (5) filtering by using a filter screen.

Detailed Description

In order to make the aforementioned objects, features and advantages of the present application more comprehensible, embodiments accompanying the present application are described in detail below with reference to the accompanying drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present application. This application is capable of embodiments in many different forms than those described herein and that modifications may be made by one skilled in the art without departing from the spirit and scope of the application and it is therefore not intended to be limited to the specific embodiments disclosed below.

It will be understood that when an element is referred to as being "secured to" or "disposed" 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 "connected" to another component, it can be directly connected to the other component or intervening components may also be present. The terms "vertical," "horizontal," "upper," "lower," "left," "right," and the like as used in the description of the present application are for illustrative purposes only and do not represent the only embodiments.

Furthermore, the terms "first", "second" and "first" 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" or "second" may explicitly or implicitly include at least one such feature. In the description of the present application, "plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In this application, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may mean that the first feature is in direct contact with the second feature or that the first feature is in indirect contact with the second feature via an intermediate medium. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature "under," "beneath," and "under" a second feature may be directly under or obliquely under the second feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

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 application belongs. The terminology used in the description of the present application is for the purpose of describing particular embodiments only and is not intended to be limiting of the application. As used in the description of this application, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1 to 3, the present application provides an accumulator 100, wherein the accumulator 100 is mainly used in a refrigeration system, and is generally installed between an air conditioner evaporator and a compressor. When the load of the refrigeration system is small, the refrigerant can flow back to the liquid storage device 100 to stabilize the circulation amount of the refrigerant in the system, so that the refrigeration system is in a normal operation state; when a certain part of the refrigeration system breaks down and needs to be repaired, the refrigerant in the refrigeration system can be collected into the liquid storage device 100 through certain operation, so that waste caused by outflow of a large amount of refrigerant is avoided. The accumulator 100 may also achieve gas-liquid separation of the refrigerant.

The fixed plate in the existing liquid storage device is generally welded with the fixed plate and the first connecting pipe by directly sleeving the welding ring on the first connecting pipe, when the fixing plate is horizontally placed in a furnace, the brazing furnace shakes in the rotating process, the welding ring is softened after being heated and slides in the opposite direction of the fixed plate, so that the fixed plate and the first connecting pipe have no welding wire, and the first connecting pipe and the fixed plate are abnormal in sound.

In order to solve the problem of welding between a fixing plate and a first connecting pipe in the conventional liquid storage device, the utility model provides a fixing plate 30 which is arranged in a shell 10 of a liquid storage device 100, wherein the liquid storage device 100 comprises the first connecting pipe 20, and the fixing plate 30 is used for fixing the first connecting pipe 20; the fixing plate 30 is provided with a connecting hole 31, a flange 32 is arranged at the hole opening of the connecting hole 31, an accommodating groove 321 for accommodating the welding ring 322 is arranged on the outer wall surface of the flange 32, and the welding ring 322 is riveted and fixed in the accommodating groove 321.

This application is through making to weld ring 322 holding in storage tank 321, and weld ring 322 riveting fixed in storage tank 321 to make and weld ring 322 not receive brazing furnace shake and put the influence of mode after advancing the stove, avoid welding ring 322 to drop inefficacy from storage tank 321, strengthened welding strength.

In one embodiment, the receiving grooves 321 are annularly distributed on the outer wall surface of the flange 32; therefore, the number of the solder can be increased in the receiving groove 321, or the solder ring 322 can be directly placed in the annular receiving groove 321, so as to further enhance the soldering strength between the fixing plate 30 and the first adapter 20.

Of course, in another embodiment, the receiving groove 321 may be provided in plural, and the plurality of receiving grooves 321 are provided at intervals along the circumferential direction of the outer wall surface of the flange 32.

It should be noted that the accommodating groove 321 is not limited to placing the solder ring 322, and may be other substances such as solder; of course, the welding ring 322 and the receiving groove 321 are not limited to riveting, and may be pressed and clamped in other manners to enhance the firmness, which are not limited herein.

Further, at least one limiting portion is formed at a position of the turned-over edge 32 close to the accommodating groove 321 to limit the welding ring.

It should be noted that at least one limiting portion (not shown) is formed at a position of the flange 32 close to the receiving groove 321, so as to limit the welding ring 322 in the receiving groove 321, and prevent the welding ring 322 from falling off and failing.

Specifically, the limiting part is in a convex point or a ring rib. Of course, in other embodiments, the limiting portion may have other structures, and is not limited herein.

The present invention also provides a liquid container 100 including a case 10, a first connection tube 20, and a fixing plate 30. A closed cavity 11 is formed in the housing 10, the fixing plate 30 is installed in the cavity 11, one end of the first connecting pipe 20 is located in the cavity 11, and the other end extends out of the housing 10.

As shown in fig. 1, the casing 10 is cylindrical with two ends being reduced; of course, in other embodiments, the housing 10 may be provided in other shapes such as a rectangular parallelepiped shape, and is not limited herein.

Further, the case 10 has a first port 12 formed at one end and second and third ports 13 and 14 formed at an interval at the other end. The first, second and third flow ports 12, 13, 14 are all in communication through the chamber 11. The refrigerant flows into the receiving chamber 11 through the first circulation port 12 and then flows out of the receiving chamber 11 through the second circulation port 13 and the third circulation port 14.

Specifically, the second connection pipe 21 is inserted into the housing 10 through the first through hole 12, and is welded and fixed to the housing 10; one end of the second connection pipe 21 extends into the housing 10, and the other end extends out of the housing 10, and is used for being connected with other pipelines in the air conditioning system, so as to guide the refrigerant in the other pipelines into the accommodating cavity 11 through the second connection pipe 21. The first connection pipe 20 includes a first connection pipe 201 and a second connection pipe 202, and the first connection pipe 201 and the second connection pipe 202 are inserted into the casing 10 through the second circulation port 13 and the third circulation port 14, respectively, and are welded and fixed to the casing 10; one end of the first connecting pipe 201 and one end of the second connecting pipe 202 extend into the casing 10, and the other end extends out of the casing 10, and is used for being connected with other pipelines in the air conditioning system, so that the refrigerant in the cavity 11 is led out through the first connecting pipe 201 and the second connecting pipe 202. In other embodiments, the first nipple 20 may be provided as a plurality of connection pipes as needed.

It should be noted that, the first connecting pipe 20 and the second connecting pipe 21 are both welded and fixed to the housing 10, so that the sealing performance and reliability of the integral connection can be improved. In addition, the outer surface of the housing 10 is provided with a professional powder coating, so that a harsh neutral salt spray test can be achieved.

In this embodiment, the first connection pipe 20 and the second connection pipe 21 are made of copper materials, so as to facilitate welding between a user and other pipelines in the air conditioning system; of course, in other embodiments, the first connecting pipe 20 and the second connecting pipe 21 may also be made of other materials such as stainless steel, which is not limited herein.

Further, the fixing plate 30 is fixedly connected to the inner wall of the housing 10, and one end of the first connecting pipe 20, which is close to the second connecting pipe 21, extends into the connecting hole 31 and is welded to the fixing plate 30, so that the first connecting pipe 20 is fixed in the housing 10. Alternatively, the fixing plate 30 may be provided integrally with the housing 10 or separately from the housing, and is not limited thereto.

Further, the first adapter 20 comprises a straight pipe 203 extending into the housing 10 and an elbow pipe 204 outside the housing 10, and the straight pipe 203 and the elbow pipe 204 are fixedly connected or integrally arranged.

Furthermore, a filter screen 40 fixedly connected with the inner wall of the housing 10 is arranged in the cavity 11. The filter screen 40 is located between the second adapter tube 21 and the first adapter tube 20. That is, in the process that the refrigerant flows into the first connection pipe 20 from the second connection pipe 21, the refrigerant first flows through the filter screen 40 and then flows into the first connection pipe 20, so as to filter impurities in the refrigerant and prevent the impurities from entering the first connection pipe 20 to cause blockage.

As shown in fig. 2 and 3, the outer wall surface of the flange 32 is further provided with a plurality of guide grooves communicated with the receiving groove 321, and the plurality of guide grooves are uniformly distributed along the circumferential direction of the outer wall surface of the flange 32.

It should be noted that, when the first connecting pipe 20 is sleeved on the outer wall of the flange 32, since the accommodating groove 321 is formed on the outer wall surface of the flange 32, the welding ring 322 is arranged in the accommodating groove 321 in advance, and in order to avoid the welding ring 322 from falling off from the accommodating groove 321, the welding ring 322 needs to be riveted in the accommodating groove 321, so as to fix the welding ring 322 in the accommodating groove 321, and ensure that the welding ring 322 does not fall off in the process of welding the first connecting pipe 20 and the flange 32, thereby ensuring the welding stability between the first connecting pipe 20 and the flange 32.

The welding ring is fixed in a riveting mode, one or more limiting parts can be punched on the flanging, and the limiting parts can be convex points or ring ribs; or the ring is compacted by adopting a mode of a whole ring rib.

However, the receiving groove 321 is provided only in the circumferential direction of the burring 32. In order to further enhance the welding stability between the first connecting pipe 20 and the flange 32, a plurality of guiding grooves communicated with the accommodating groove 321 are formed on the outer wall surface of the flange 32, so that the solder in the accommodating groove 321 is divergently extended through the guiding grooves, and thus the contact area between the solder and the inner wall of the first connecting pipe 20 and the outer wall of the flange 32 can be further enlarged.

In one embodiment, one end of the guiding groove extends along the direction of the receiving groove 321 close to the fixing plate 30, and the other end extends along the direction of the receiving groove 321 away from the fixing plate 30. That is, the guiding grooves and the receiving grooves 321 may be crisscross. Of course, the arrangement between the guiding grooves and the receiving grooves 321 is not limited to the crisscross shape, and may also be in other shapes such as a cross-hatched shape and a grid shape, as long as the contact area between the solder and the inner wall of the first connecting pipe 20 and the outer wall of the flange 32 can be enhanced, and the arrangement is not limited herein.

It should be noted that the end of the guide groove remote from the receiving groove 321 is spaced from the end face of the flange 32 remote from the end of the fixing plate 30. Through making the guide slot keep away from the one end of storage tank 321 and the terminal surface interval setting of turn-ups 32 to prevent that the welding ring 322 after melting from flowing out to outside the first takeover 20 from the guide slot, cause the flow welding of welding ring 322, lead to welding failure.

Furthermore, a plurality of filtering holes 33 are formed in the fixing plate 30, and the filtering holes 33 are uniformly distributed along the circumferential direction of the fixing plate 30. When the gas-liquid mixed refrigerant falls onto the fixed plate 30, the filter hole 33 is used for the passage of the refrigerant, so that the liquid refrigerant flows into the bottom of the casing 10 through the filter hole 33.

According to the fixing plate 30 provided by the utility model, the welding ring 322 is accommodated in the accommodating groove 321, and the welding ring 322 is riveted and fixed in the accommodating groove 321, so that the welding ring 322 is not influenced by the shaking and placing mode of the brazing furnace after entering the furnace, the welding ring 322 is prevented from falling off from the accommodating groove 321 and losing effectiveness, and the welding strength is enhanced.

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 express several embodiments of the present application, and the description thereof is more specific and detailed, but not construed as limiting the claims. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the concept of the present application, and these are all within the scope of protection of the present application. Therefore, the protection scope of the present application shall be subject to the appended claims.

Claims (10)

1. A fixing plate provided in a housing (10) of a liquid reservoir including a first connection tube (20), the fixing plate for fixing the first connection tube (20);

the fixing plate is characterized in that a connecting hole (31) is formed in the fixing plate, a flanging (32) is arranged at the hole opening of the connecting hole (31), a containing groove (321) for containing a welding ring (322) is formed in the outer wall surface of the flanging (32), and the welding ring (322) is fixed in the containing groove (321) in a riveting mode.

2. The fixing plate according to claim 1, wherein the outer wall surface of the flange (32) is further provided with a plurality of guide grooves communicated with the accommodating groove (321), and the plurality of guide grooves are uniformly distributed along the circumferential direction of the outer wall surface of the flange (32).

3. A fixation plate according to claim 2, wherein the guide slot extends at one end toward the fixation plate and at the other end away from the fixation plate.

4. A fixing plate according to claim 2, wherein the end of the guide groove remote from the receiving groove (321) is spaced from the end face of the flange (32) remote from the end of the fixing plate.

5. The fixing plate according to claim 1, wherein the receiving groove (321) is provided in plurality, and the receiving grooves (321) are provided at intervals along a circumferential direction of an outer wall surface of the flange (32).

6. The fixing plate of claim 1, wherein a plurality of filtering holes (33) are further formed in the fixing plate, and the plurality of filtering holes (33) are uniformly distributed along the circumferential direction of the fixing plate.

7. The fixing plate of claim 1, wherein the flange (32) forms at least one limiting portion near the receiving groove (321) to limit the welding ring.

8. The fixing plate of claim 7, wherein the receiving groove (321) is annular, and the limiting portion is a protrusion or a rib.

9. Reservoir, characterized in that it comprises a shell (10), a first connecting pipe (20) and a fixing plate according to any one of claims 1 to 8, said shell (10) having a cavity (11) therein, said fixing plate being mounted in said cavity (11), one end of said first connecting pipe (20) being located in said cavity (11) and the other end extending outside said shell (10);

the first connecting pipe (20) is sleeved and connected with the outer wall surface of the flanging (32), and the inner wall of the first connecting pipe (20) is abutted against the welding ring (322).

10. Reservoir according to claim 9, characterized in that a second connecting pipe (21) communicating with said cavity (11) is also inserted on said casing (10), said second connecting pipe (21) being inserted on one end of said casing (10) far from said first connecting pipe (20);

and a filter screen (40) fixedly connected with the inner wall of the shell (10) is further arranged in the accommodating cavity (11), and the filter screen (40) is positioned between the second connecting pipe (21) and the fixing plate.

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