CN214307723U

CN214307723U - Liquid storage device

Info

Publication number: CN214307723U
Application number: CN202022590278.2U
Authority: CN
Inventors: 周志勤; 单宇宽; 金海龙
Original assignee: Dunan Wuhu Zhongyuan Automatic Control Co ltd
Current assignee: Dunan Wuhu Zhongyuan Automatic Control Co ltd
Priority date: 2020-11-10
Filing date: 2020-11-10
Publication date: 2021-09-28
Anticipated expiration: 2030-11-10

Abstract

The utility model belongs to the technical field of refrigeration cycle system is relevant, especially, relate to a liquid storage device. The utility model discloses a reservoir, including the shell, with the shell cooperation and be formed with the end cover in stock solution chamber, rigid coupling in the intake pipe of end cover, and outlet duct, intake pipe and outlet duct part insert to the stock solution intracavity, the rigid coupling has the fixed plate in the shell, and the outlet duct passes through the fixed plate to be fixed on the shell, and the reservoir still includes the filter screen, and the filter screen is fixed on the fixed plate to the messenger can be by the filter screen and get into to the shell bottom position of shell by the leading-in refrigerant of intake pipe. The refrigerant introduced by the air inlet pipe of the utility model enters the cylinder shell firstly and then passes through the filter screen to filter foreign matters, so that the gasification speed of the refrigerant introduced by the air inlet pipe is accelerated, and the flow rate and the conversion efficiency of the refrigerant are further ensured; simultaneously, fix the filter screen on the fixed plate, avoid the filter screen to set up alone, have the holistic assembly efficiency of improvement this reservoir, reduce material cost and manufacturing cost's effect.

Description

Liquid storage device

Technical Field

The utility model belongs to the technical field of refrigeration cycle system is relevant, especially, relate to a liquid storage device.

Background

The liquid accumulator is an important part of the compressor and plays roles in storage, gas-liquid separation, filtration, noise reduction and refrigerant buffering.

At present, current reservoir sets up a filter screen below the mouth of pipe of giving vent to anger of intake pipe usually, specifically fixes the filter screen on the barrel of reservoir with filter screen fixed bolster for by the leading-in refrigerant of intake pipe need through behind filter screen and filter screen fixed bolster preformed hole, slowly get into inside the reservoir again, play the function of the filter screen foreign matter of filtering the interior doping of refrigerant with this. However, the filter screen is fixed in the position below the air outlet pipe orifice of the air inlet pipe by the filter screen fixing support, so that the refrigerant guided by the air inlet pipe needs to pass through the filter screen firstly and then enters the cylinder of the liquid storage device, the gasification conversion space of the refrigerant in the filter screen is small, the conversion efficiency is not high, and the flow rate of the refrigerant is reduced when the refrigerant passes through the filter screen.

SUMMERY OF THE UTILITY MODEL

In view of the above, there is a need to provide a reservoir for storing liquid.

The liquid storage device comprises a cylinder shell, an end cover, an air inlet pipe and an air outlet pipe, wherein the end cover is matched with the cylinder shell and is provided with a liquid storage cavity, the air inlet pipe and the air outlet pipe are fixedly connected to the end cover, the air inlet pipe and the air outlet pipe are partially inserted into the liquid storage cavity, a fixing plate is fixedly connected into the cylinder shell, the air outlet pipe is fixed onto the cylinder shell through the fixing plate, the liquid storage device further comprises a filter screen, the filter screen is fixed onto the fixing plate, so that a refrigerant guided by the air inlet pipe enters the shell bottom position of the cylinder shell, and the filter screen filters foreign matters in the refrigerant.

In the utility model, the filter screen is arranged on the fixing plate for fixing the air outlet pipe, so that when the liquid storage device works, the refrigerant introduced from the air inlet pipe firstly enters the cylinder shell, and then the filter screen is used for filtering foreign matters, so that the gasification speed of the refrigerant introduced from the air inlet pipe is accelerated, and the flow rate and the conversion efficiency of the refrigerant are further ensured; simultaneously, fix the filter screen on the fixed plate, avoid the filter screen to set up alone, have the holistic assembly efficiency of improvement this reservoir, reduce material cost and manufacturing cost's effect.

As the utility model discloses a preferred scheme, the reservoir still includes the filter screen preforming, the filter screen passes through the filter screen preforming compresses tightly spacing on the fixed plate.

The utility model discloses in, compress tightly spacing on the fixed plate with the filter screen preforming with the filter screen to this joint strength of ensuring the filter screen on the fixed plate has the filter screen of being convenient for and fixed plate be assembled between/be connected between's effect.

As an optimized scheme of the utility model, at least one first through-hole has been seted up on the terminal surface of fixed plate, at least one second through-hole has been seted up on the filter screen pressure piece, first through-hole with the second through-hole passes through the filtration pore of filter screen is linked together.

The utility model discloses in, locate the filter screen between fixed plate and the filter screen preforming, can switch on from top to bottom through the first through-hole of fixed plate and the second through-hole of filter screen preforming, make in refrigeration oil and the refrigerant gets into the shell, and filter the foreign matter of adulteration in the refrigerant by the filter screen, realize the filter screen of assembling between fixed plate and filter screen preforming with this and filter the effect of foreign matter to the refrigerant, guarantee with this that this reservoir is applied to the clean lubrication effect to the compressor in the refrigeration cycle system, realize filtering the foreign matter inside this reservoir simultaneously, avoid the foreign matter to get into to the compressor along with the refrigerant.

As a preferred embodiment of the present invention, the first through hole and/or the second through hole is a circular hole, a waist-shaped hole or a circular hole.

The utility model discloses in, establish to round hole, waist shape hole or annular ring in the first through-hole and/or the second through-hole that switch on from top to bottom as the filter screen to this increases the refrigerant through the area of this filter screen, and then ensures the velocity of flow of refrigerant in this reservoir.

As the preferred scheme of the utility model, the fixed plate the filter screen reaches the filter screen preforming is connected fixedly with the welded mode.

The utility model discloses in, fixed plate, filter screen and filter screen preforming welded fastening to this is convenient for the holistic connection assembly of this reservoir.

As the utility model discloses an optimal scheme, the orificial centre of a circle line of giving vent to anger in the intake pipe is on a parallel with orificial centre of a circle line setting of admitting air on the outlet duct, just is in on the axial direction of bobbin case, the orificium of giving vent to anger in the intake pipe with the oral area part of admitting air overlaps on the outlet duct.

The utility model discloses in, through above-mentioned structure, stagger the setting with intake pipe and outlet duct for can directly get into the shell bottom position of bobbin case by the leading-in refrigerant of intake pipe, then refrigerant gasification come-up and outwards derive by the outlet duct, have the gasification speed that further accelerates the refrigerant, and then ensure the velocity of flow and the conversion efficiency of refrigerant.

As the preferred scheme of the utility model, the mouth of pipe of giving vent to anger of intake pipe sets up the position at bobbin shell place.

The utility model discloses in, through foretell structure setting, ensure that can directly enter into the shell bottom position to the bobbin case by the leading-in refrigerant of the mouth of pipe of giving vent to anger of intake pipe, and then have and further ensure that can directly enter into the shell bottom position to the bobbin case by the leading-in refrigerant of intake pipe.

As the utility model discloses a preferred scheme, the end cover part is outside protruding and be formed with mounting platform, the intake pipe sets up the position at mounting platform place.

The utility model discloses in, the intake pipe passes through mounting platform and assembles on the end cover to this be convenient for the assembly connection of intake pipe on the end cover.

As the utility model discloses an optimal scheme, the intake pipe with the outlet duct is locating the coaxial setting of part in the stock solution intracavity, wherein the mouth of pipe of giving vent to anger of intake pipe with the mouth of pipe of admitting air of outlet duct reserves certain clearance.

The utility model discloses in, except setting up intake pipe and outlet duct are crisscross, can also be with the coaxial setting of intake pipe and outlet duct.

As a preferred scheme of the utility model, the air inlet pipe orifice of the air outlet pipe is set to be a closed end, and the air outlet pipe is provided with a plurality of air inlet holes at the position adjacent to the air inlet pipe orifice; and/or the air outlet pipe opening of the air inlet pipe is set to be a closed end, and the air inlet pipe is provided with a plurality of air outlet holes at the position adjacent to the air outlet pipe opening.

The utility model discloses in, through the setting of the above-mentioned structure of outlet duct for can not be by the air inlet pipe mouth of pipe just directly leading-in to the outlet duct to the setting with the air outlet pipe mouth of pipe of this intake pipe by the leading-in refrigerant of intake pipe, but can directly get into the shell bottom position to the bobbin case, accelerate the gasification rate with the refrigerant with this, and then ensure the velocity of flow and the conversion efficiency of refrigerant.

Drawings

Fig. 1 is a schematic structural view of the liquid storage device according to an embodiment of the present invention, wherein the air inlet pipe and the air outlet pipe are arranged in a staggered manner.

Fig. 2 is a cross-sectional view of the reservoir provided in fig. 1.

Fig. 3 is a cross-sectional view of the liquid storage device provided in an embodiment of the present invention, wherein the air inlet pipe and the air outlet pipe are coaxially disposed.

Fig. 4 is the assembly structure schematic diagram of the middle fixing plate, the filter screen and the filter screen pressing sheet of the utility model.

Fig. 5 is the assembly structure diagram of another embodiment of the middle fixing plate, the filter screen and the filter screen pressing sheet of the present invention.

Wherein, 10, the cylinder shell; 11. a fixing plate; 111. a first through hole; 20. an end cap; 21. mounting a platform; 30. An air inlet pipe; 31. an air outlet pipe orifice; 40. an air outlet pipe; 41. an air inlet pipe orifice; 42. an air inlet; 50. filtering with a screen; 51. tabletting by using a filter screen; 511. a second through hole; 101. a liquid storage cavity.

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.

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.

Referring to fig. 1 to 5, a liquid storage device according to an embodiment of the present invention includes a cylindrical shell 10, an end cap 20 cooperating with the cylindrical shell 10 and forming a liquid storage cavity 101, an air inlet pipe 30 fixedly connected to the end cap 20, and an air outlet pipe 40.

The air inlet pipe 30 and the air outlet pipe 40 are partially inserted into the liquid storage cavity 101, so that the refrigerant is gasified in the liquid storage cavity 101 of the liquid storage device guided by the air inlet pipe 30 and then guided out by the air outlet pipe 40.

In the present embodiment, the fixing plate 11 is fixed to the inside of the cylindrical case 10, and the outlet pipe 40 is fixed to the cylindrical case 10 through the fixing plate 11. The liquid reservoir of the present embodiment further includes a filter screen 50 for filtering foreign matters doped in the refrigerant, wherein the filter screen 50 is fixed on the fixing plate 11, so that the refrigerant introduced from the air inlet pipe 30 reaches the bottom of the cylindrical shell 10, the filter screen 50 filters the foreign matters, and the refrigerant reaches the upper portion of the cylindrical shell 10 and is then led out from the air outlet pipe 40. That is, the accumulator of the present embodiment combines the filter 50 for filtering foreign substances in the refrigerant with the fixing plate 11, and avoids the separate installation of the filter.

It can be understood that the filter screen 50 is disposed on the fixing plate 11 for fixing the air outlet pipe 40, so that when the liquid reservoir works, the refrigerant introduced from the air inlet pipe 30 firstly enters the cylinder case 10, and then passes through the filter screen 50 to filter foreign matters, so that the gasification speed of the refrigerant introduced from the air inlet pipe 30 is increased, and the flow rate and the conversion efficiency of the refrigerant are ensured; meanwhile, the filter screen 50 is fixed on the fixing plate 11, so that the filter screen 50 is prevented from being arranged independently, the overall assembly efficiency of the liquid storage device is improved, and the material cost and the manufacturing cost are reduced.

Wherein, the reservoir of this embodiment still includes filter screen preforming 51, and filter screen 50 compresses tightly spacing on fixed plate 11 through filter screen preforming 51 to this realizes the fixed connection between filter screen 50 and the fixed plate 11, ensures the joint strength of filter screen 50 on fixed plate 11, has the effect of being convenient for filter screen 50 and fixed plate 11 be assembled between/be connected. Of course, it should be noted that the fixing manner between the filter screen 50 and the fixing plate 11 is not limited to the illustration, and it is obvious to those skilled in the art that the filter screen 50 may be directly fixed on the fixing plate 11, or other connecting members may be used to fix the filter screen 50 on the fixing plate 11.

Specifically, the end surface of the fixing plate 11 of the present embodiment is provided with at least one first through hole 111, the filter screen pressing sheet 51 is provided with at least one second through hole 511, the first through hole 111 and the second through hole 511 are communicated through the filter holes of the filter screen 50, so as to achieve the vertical conduction of the filter screen 50 disposed between the fixing plate 11 and the filter screen pressing sheet 51, so that the refrigerant can pass through the filter screen 50, and the filter screen 50 filters the foreign matters doped in the refrigerant, thereby achieving the effect of the filter screen 50 assembled between the fixing plate 11 and the filter screen pressing sheet 51 on filtering the foreign matters in the refrigerant, so as to ensure the lubrication effect of the liquid storage device applied to the compressor in the refrigeration cycle system, and simultaneously achieving the effect of filtering the foreign matters in the liquid storage device, and preventing the foreign matters from entering the compressor along with the refrigerant.

The first through hole 111 and/or the second through hole 511 of the present embodiment are formed as circular holes, kidney-shaped holes, or annular holes to fix the filter screen 50 and increase the area of the refrigerant passing through the filter screen 50, thereby ensuring the flow rate of the refrigerant in the accumulator. Of course, it should be noted that the first through hole 111 of the fixing plate 11 and the second through hole 511 of the filter screen pressing plate 51 are not limited to the above circular holes, the waist-shaped holes or the annular holes, and it is obvious to those skilled in the art that the first through hole 111 and/or the second through hole 511 may be square holes or other irregular through holes, which will not be described herein.

The fixing plate 11, the filter 50, and the filter pressing plate 51 of the present embodiment are connected and fixed by welding, thereby facilitating the connection and assembly of the entire reservoir. The fixing plate 11 and the outlet duct 40 are also connected and fixed by welding, and the outlet duct 40 and the fixing plate 11, the strainer 50, and the strainer pressing piece 51 are assembled and sealed by welding.

In this embodiment, the circle center line of the outlet pipe opening 31 of the inlet pipe 30 of this embodiment is parallel to the circle center line of the inlet pipe opening 41 of the outlet pipe 40, and the plane where the outlet pipe opening 31 of the inlet pipe 30 is located at the position of the outlet pipe 40. The inlet pipe 30 and the outlet pipe 40 of the present embodiment are arranged in a staggered manner, so that the refrigerant introduced from the inlet pipe 30 can directly enter the shell bottom position of the cylindrical shell 10, and then the refrigerant is gasified and floats upwards and is led out from the outlet pipe 40, thereby further accelerating the gasification speed of the refrigerant, and further ensuring the flow rate and the conversion efficiency of the refrigerant. It should be noted that the plane where the outlet pipe opening 31 of the air inlet pipe 30 of the present embodiment is located is disposed at the position where the air outlet pipe 40 is located, specifically, the outlet pipe opening 31 of the air inlet pipe 30 is flush with the air inlet pipe opening 41 of the air outlet pipe 40, or the outlet pipe opening 31 of the air inlet pipe 30 and the air inlet pipe opening 41 of the air outlet pipe 40 are staggered.

Further, the plane of the outlet pipe 40 on which the inlet port 41 is located is provided at the position of the inlet pipe 30 in the present embodiment, so that the inlet pipe 30 and the outlet pipe 40 are partially overlapped, and further, the refrigerant introduced from the inlet pipe 30 can be further ensured to directly enter the bottom position of the cylindrical case 10.

Moreover, the end cover 20 of the present embodiment partially protrudes outward and is formed with a mounting platform 21, and the air inlet pipe 30 is disposed at the position of the mounting platform 21, so as to facilitate the assembly and connection of the air inlet pipe 30 on the end cover 20.

Alternatively, in the present embodiment, the air inlet tube 30 and the air outlet tube 40 are coaxially disposed at a portion disposed in the liquid storage chamber 101, wherein a certain gap is reserved between the air outlet tube opening 31 of the air inlet tube 30 and the air inlet tube opening 41 of the air outlet tube 40. In order to realize that the refrigerant introduced from the inlet pipe 30 can directly enter the cylindrical shell 10 and does not directly enter the outlet pipe 40 in the present embodiment, the inlet pipe 30 and the outlet pipe 40 may be arranged in a staggered manner, and the inlet pipe 30 and the outlet pipe 40 may be arranged coaxially.

The inlet pipe mouth 41 of the outlet pipe 40 is a closed end, and the outlet pipe 40 is provided with a plurality of inlet holes 42 on the position adjacent to the inlet pipe mouth 41, so that the refrigerant guided by the inlet pipe 30 can not be directly guided into the outlet pipe 40 through the inlet pipe mouth 41 arranged opposite to the outlet pipe mouth 31 of the inlet pipe 30, but can directly enter the shell bottom position of the cylindrical shell 10, thereby accelerating the gasification speed of the refrigerant, and further ensuring the flow rate and the conversion efficiency of the refrigerant. In other embodiments, in order to prevent the refrigerant introduced by the inlet pipe 30 from being directly introduced into the outlet pipe 40, the outlet pipe opening 31 may be a closed end, and the inlet pipe 30 is provided with a plurality of inlet holes at a position adjacent to the outlet pipe opening 31; or the air inlet pipe mouth 41 and the air outlet pipe mouth 31 are both set to be closed ends, the air inlet pipe 30 is provided with a plurality of air inlet holes at the position adjacent to the air outlet pipe mouth 31, and the air outlet pipe 40 is provided with a plurality of air inlet holes at the position adjacent to the air inlet pipe mouth 41.

Therefore, when the liquid accumulator works, the refrigerant gasification effect is good, and the flow rate and the conversion effect of the refrigerant are ensured; meanwhile, the filter screen 50 is prevented from being arranged independently, and the effects of reducing material cost and improving processing efficiency are achieved.

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 more 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 liquid storage device comprises a cylinder shell, an end cover, an air inlet pipe and an air outlet pipe, wherein the end cover is matched with the cylinder shell and is provided with a liquid storage cavity, the air inlet pipe and the air outlet pipe are fixedly connected to the end cover, the air inlet pipe and the air outlet pipe are partially inserted into the liquid storage cavity, a fixing plate is fixedly connected into the cylinder shell, and the air outlet pipe is fixed to the cylinder shell through the fixing plate.

2. The reservoir of claim 1, further comprising a filter press, wherein the filter is pressed and retained on the retaining plate by the filter press.

3. The reservoir according to claim 2, wherein the end surface of the fixing plate is provided with at least one first through hole, the filter screen pressing plate is provided with at least one second through hole, and the first through hole is communicated with the second through hole through the filter holes of the filter screen.

4. Reservoir according to claim 3, characterized in that the first and/or second through-hole is provided as a round hole, a kidney-shaped hole or an annular hole.

5. The reservoir according to claim 2, wherein said fixing plate, said filter mesh and said filter mesh pressing plate are fixedly connected by welding.

6. The liquid reservoir of claim 1, wherein a center line of the air outlet pipe opening on the air inlet pipe is arranged in parallel with a center line of the air inlet pipe opening on the air outlet pipe, and the air outlet pipe opening on the air inlet pipe and the air inlet pipe opening on the air outlet pipe are partially overlapped in an axial direction of the cartridge case.

7. The reservoir of claim 6, wherein the outlet orifice of the inlet tube is disposed at a location where the cartridge housing is located.

8. The reservoir of claim 7, wherein the end cap portion is outwardly convex and formed with a mounting platform, the air inlet tube being disposed at a location of the mounting platform.

9. The liquid storage device according to claim 1, wherein the air inlet pipe and the air outlet pipe are coaxially arranged at a portion arranged in the liquid storage cavity, and a certain gap is reserved between an air outlet pipe opening of the air inlet pipe and an air inlet pipe opening of the air outlet pipe.

10. The reservoir according to claim 9, wherein the air inlet pipe orifice of the air outlet pipe is set to be a closed end, and the air outlet pipe is provided with a plurality of air inlet holes at a position adjacent to the air inlet pipe orifice; and/or the air outlet pipe opening of the air inlet pipe is set to be a closed end, and the air inlet pipe is provided with a plurality of air outlet holes at the position adjacent to the air outlet pipe opening.