Auxiliary liquid reservoir

Abstract

The utility model is suitable for the technical field of liquid reservoirs, and provides an auxiliary liquid reservoir which comprises a tank body used for storing refrigerants. The liquid inlet pipe is arranged at the top of the tank body, and the liquid inlet pipe is used for conveying a refrigerant; the liquid discharge pipe is mounted on the tank body and extends to the bottom of the tank body; the exhaust pipe is mounted on the tank body, and the exhaust pipe is used for discharging a gaseous refrigerant; and the two connecting pieces are installed on the liquid inlet pipe, the liquid discharging pipe and the exhaust pipe correspondingly, and the multiple connecting pieces are connected to a connecting pipe of a high-pressure liquid conveying pipe, a connecting pipe of an evaporator pipeline and a connecting pipe of a compressor correspondingly. According to the auxiliary liquid reservoir provided by the scheme, the refrigerant can be filtered while the refrigerant is cached, and meanwhile, the filter part can be conveniently cleaned to prevent blockage.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of liquid accumulator, especially, relate to an auxiliary liquid accumulator. BACKGROUND

[0002] Liquid accumulator, also known as liquid accumulator, is an important part of compressor, which plays the role of storage, gas-liquid separation, filtration, sound attenuation and refrigerant buffer. Since the refrigeration system cannot guarantee that the refrigerant can completely vaporize during operation, if liquid refrigerant enters the compressor, it will cause liquid strike to the compressor, resulting in damage to the compressor, so the liquid accumulator is needed to separate the refrigerant from the evaporator.

[0003] The existing liquid accumulator filters the refrigerant during use, and the filter element is easy to block after long-term use. The overall liquid accumulator is high, and it is not convenient to clean the filter element. For example, the patent document with the authorization announcement number CN218972950U has this problem. INVENTION CONTENTS

[0004] The utility model provides a kind of auxiliary liquid accumulator, to solve the problem that the existing liquid accumulator filters refrigerant when using as described in the above background art.

[0005] To solve the above problems, the utility model is realized as follows: an auxiliary liquid accumulator includes: a tank body for storing refrigerant; a liquid inlet pipe arranged at the top of the tank body, for conveying refrigerant; a liquid outlet pipe installed on the tank body and extending to the bottom of the tank body; an exhaust pipe installed on the tank body, for discharging gaseous refrigerant; a plurality of connecting pieces, two of which are respectively installed on the liquid inlet pipe, liquid outlet pipe and exhaust pipe, and a plurality of connecting pieces are respectively connected to the high-pressure liquid conveying pipe, evaporator pipeline and connecting pipe of the compressor; a filter assembly detachably installed on the tank body, for filtering refrigerant.

[0006] Preferably, the filter assembly includes a filter box, a plurality of filter screens, a plug, a mounting plate and a limiting cylinder, the filter box is detachably installed at the bottom of the liquid outlet pipe, a plurality of filter screens are arranged on the filter box, the plug is installed at the bottom of the filter box, the mounting plate is fixed on the plug, the bottom of the tank body is provided with an opening, the plug is arranged in the opening, the mounting plate covers the outside of the opening, the limiting cylinder is sleeved outside the mounting plate and fixedly connected with the outer wall of the tank body, and the limiting cylinder is filled with sealant.

[0007] Preferably, a rotating shaft extending into the filter box is rotatably installed on the plug, a mounting frame is fixed to the top of the rotating shaft, and a cleaning ring is fixedly sleeved outside the mounting frame and in contact with the inner wall of the filter box.

[0008] Preferably, a connecting rod is installed at the bottom of the rotating shaft, the rotating shaft is located at the center of the connecting rod, and metal blocks are installed at both ends of the connecting rod and can be moved by being attracted by the magnet blocks.

[0009] Preferably, the connecting piece is composed of fixing sleeves, limiting blocks and connecting plates, a plurality of fixing sleeves are welded on the liquid inlet pipe, the liquid outlet pipe and the exhaust pipe respectively, a plurality of limiting blocks are located in the fixing sleeves respectively, a plurality of connecting plates are fixed on the limiting blocks respectively, and the connecting plates are welded on the high-pressure liquid conveying pipe, the evaporator pipeline and the connecting pipe of the compressor respectively.

[0010] Preferably, a collecting pipe for collecting liquid is installed at the bottom of the exhaust pipe, the collecting pipe extends into the tank body, and valves are arranged on the collecting pipe and the liquid outlet pipe.

[0011] Preferably, the bottom of the filter box is in contact with the plug, the top of the plug is located on the same horizontal line as the inner wall of the bottom of the tank body, and through holes are arranged on the limiting blocks.

[0012] Compared with the related art, the auxiliary liquid reservoir has the following beneficial effects:

[0013] Compared with the prior art, the auxiliary liquid reservoir provided by the scheme can filter the refrigerant by arranging the filter assembly, facilitate the disassembly and replacement of the filter box by arranging the limiting blocks to support the filter box, and clean the filter box by arranging the metal blocks to rotate the rotating shaft, thereby preventing the filter screen from being easily blocked and affecting the discharge of the refrigerant. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 is a front view of the auxiliary liquid reservoir according to the present application;

[0015] Figure 2 is an enlarged structure diagram of part A shown in Figure 1

[0016] Figure 3 is an enlarged structure diagram of part B shown in Figure 1

[0017] Figure 4 is a three-dimensional structure diagram of the cleaning ring according to the present application.

[0018] ​​Fig. 1 is a tank body; 2, liquid inlet pipe; 3, liquid outlet pipe; 4, exhaust pipe; 5, connecting piece; 6, filter box; 7, filter screen; 8, fixing sleeve; 9, limiting block; 10, connecting plate; 11, collecting pipe; 12, valve; 13, plug; 14, rotating shaft; 15, connecting rod; 16, metal block; 17, mounting frame; 18, cleaning ring; 19, mounting plate; 20, limiting cylinder. DETAILED DESCRIPTION

[0019] Unless otherwise defined, 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 herein is for describing particular embodiments only and is not intended to be limiting of the application; the present application will be described with reference to the drawings described below, and the specification is to be regarded in an illustrative manner. The terminology used in the description of the application herein is for describing particular embodiments only and is not intended to be limiting of the application. The singular forms "a," "an," and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise. The terms "comprises," "comprising," "includes," "including," and the like can be used herein, and each means including but not limited to. The terms "first," "second," and the like, as used herein can be used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. The terms "inner," "outer," "left," "right," "front," "back," "forward," "reverse," "clockwise," "counter clockwise," and the like, as used herein are used for convenience and do not necessarily have to conform to their usual meanings in the context of the application, which can depend on the orientation of the apparatus or element being referred to. The terms "coupled" and "connected," as used herein, mean the joining of two members together for the purposes of mechanical or electrical cooperation between them (electrically conductive or dielectric). The term "coupled" or "connected" as used herein means that the entities are in direct contact with each other.

[0020] Reference herein to "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment can be included in at least one embodiment of the application. The appearances of the phrase "in an embodiment" in various places in the specification are not necessarily all referring to the same embodiment, nor are they necessarily all directed to the same embodiment, or to a single alternative embodiment. It is explicitly contemplated that embodiments described herein can be combined with each other.

[0021] The utility model embodiment provides a kind of auxiliary liquid reservoir, as shown in Figures 1-4 The auxiliary liquid reservoir includes: a tank body 1 for storing refrigerant; a liquid inlet pipe 2 is provided at the top of the tank body 1, and the liquid inlet pipe 2 is used to transport refrigerant; a liquid outlet pipe 3 is installed on the tank body 1 and extends to the bottom of the tank body 1; an exhaust pipe 4 is installed on the tank body 1, and the exhaust pipe 4 is used to discharge gaseous refrigerant; a plurality of connecting pieces 5 are installed on the liquid inlet pipe 2, liquid outlet pipe 3 and exhaust pipe 4 respectively, and the connecting pieces 5 are connected to the high-pressure liquid delivery pipe, evaporator pipeline and connecting pipe of compressor respectively; a filter assembly is detachably installed on the tank body 1, and the filter assembly is used to filter refrigerant.

[0022] In this embodiment, the tank body 1 serves as the main part of the entire auxiliary reservoir, and the main function of the tank body 1 is to store refrigerant. The liquid inlet pipe 2 is responsible for delivering refrigerant into the tank body 1. The liquid outlet pipe 3 is responsible for discharging filtered and stored refrigerant to the next process (such as an evaporator). The main function of the exhaust pipe 4 is to discharge gaseous refrigerant, maintain pressure balance in the tank body 1, and stabilize the liquid state of the refrigerant, which is of great significance to improve system efficiency and stability. The presence of multiple connectors 5 enables the entire auxiliary reservoir to be easily integrated into the refrigeration system, achieving efficient and stable operation. The filter assembly is used to filter impurities and particulate matter in the refrigerant to prevent clogging. Its detachability greatly facilitates users in daily maintenance to clean and replace the filter assembly, effectively prolonging the service life of the reservoir and ensuring the continuous and efficient operation of the refrigeration system. This design not only solves the problem of easy clogging and difficult cleaning of the filter of the traditional reservoir, but also improves the overall performance and reliability of the system.

[0023] In further preferred embodiments of the utility model, the filter assembly comprises a filter box 6, a plurality of filter screens 7, a block 13, a mounting plate 19 and a limiting cylinder 20. The filter box 6 is detachably mounted at the bottom of the liquid outlet pipe 3. The plurality of filter screens 7 are arranged on the filter box 6. The block 13 is mounted at the bottom of the filter box 6. The mounting plate 19 is fixed on the block 13. The bottom of the tank body 1 is provided with an opening. The block 13 is arranged in the opening. The mounting plate 19 covers the outside of the opening. The limiting cylinder 20 is sleeved on the outside of the mounting plate 19 and is fixedly connected with the outer wall of the tank body 1. The limiting cylinder 20 is filled with sealing glue.

[0024] In this embodiment, the filter box 6 is designed to be detachably mounted at the bottom of the liquid outlet pipe 3, so that users can easily take out the filter box 6 from the reservoir for cleaning or replacing the filter screen 7, etc., greatly improving the convenience of maintenance. The filter screen 7 is the core component of the filter assembly. By selecting different pore sizes and materials, impurities, particulate matter and small foreign matter in the refrigerant can be effectively removed, preventing these substances from entering the subsequent part of the refrigeration system, causing blockage or damage. The design of multiple filter screens 7 also provides redundancy. Even if one filter screen 7 is clogged, the other filter screens 7 can still work, ensuring continuous operation of the system. The block 13 not only supports the filter box 6 and fixes the mounting plate 19, but also ensures the sealing between the filter box 6 and the tank body 1 through its design, preventing refrigerant leakage. The main function of the limiting cylinder 20 is to further fix and seal the filter assembly. Through its structural design, the limiting cylinder 20 limits the movement range of the mounting plate 19 and the block 13, preventing loosening or leakage caused by vibration or external force. In addition, the sealing glue filled in the limiting cylinder 20 further enhances the sealing effect, ensuring that the refrigerant does not leak out from the gap between the filter assembly and the tank body 1.

[0025] Further preferably, the plug 13 is rotatably mounted with a rotating shaft 14 extending into the filter box 6, the rotating shaft 14 has a mounting rack 17 fixed on the top, and a cleaning ring 18 is fixedly sleeved outside the mounting rack 17, the cleaning ring 18 is in contact with the inner wall of the filter box 6.

[0026] In this embodiment, the mounting rack 17 provides a mounting basis for the cleaning ring 18, and the design of the cleaning ring 18 enables the cleaning ring 18 to slide on the inner wall of the filter box 6 when the rotating shaft 14 is driven to rotate, thereby playing a role in cleaning the filter screen 7 and the inner wall of the filter box 6. This active cleaning mechanism helps to prevent the filter screen 7 from being blocked and prolong its service life.

[0027] Further preferably, the rotating shaft 14 is mounted with a connecting rod 15 at the bottom, the rotating shaft 14 is located at the center position of the connecting rod 15, and metal blocks 16 are mounted at both ends of the connecting rod 15, the metal blocks 16 can be moved by being attracted by the magnet blocks.

[0028] In this embodiment, the center position of the connecting rod 15 is the mounting point of the rotating shaft 14, which ensures the stability of the rotating shaft 14 during rotation, and the metal blocks 16 provide a basis for the attraction of the magnet blocks. The external magnet blocks can exert force on the connecting rod 15 in a non-contact manner, thereby driving the rotating shaft 14 to rotate. This design reduces the complexity of mechanical transmission and may improve the reliability and maintainability of the system.

[0029] Further preferably, the connecting piece 5 is composed of a fixing sleeve 8, a limiting block 9 and a connecting plate 10, a plurality of fixing sleeves 8 are welded on the liquid inlet pipe 2, the liquid outlet pipe 3 and the exhaust pipe 4 respectively, a plurality of limiting blocks 9 are located in a plurality of fixing sleeves 8 respectively, a plurality of connecting plates 10 are fixed on a plurality of limiting blocks 9 respectively, and a plurality of connecting plates 10 are welded on the connecting pipes of the high-pressure infusion pipe, the evaporator pipeline and the compressor.

[0030] In this embodiment, the connecting piece 5 is a key component connecting the liquid inlet pipe 2, the liquid outlet pipe 3, the exhaust pipe 4 and other components of the system, such as the high-pressure liquid delivery pipe, the evaporator pipe and the connecting pipe of the compressor. The design of the connecting piece 5 ensures the stability and sealing of the connection. The welding method ensures the firmness between the fixing sleeve 8 and the pipe, avoiding loosening or leakage caused by vibration or external force. The main function of the limiting block 9 is to limit the position of the connecting plate 10 in the fixing sleeve 8, preventing it from shifting or shaking during the connection process. This design improves the accuracy and stability of the connection, ensuring the correct docking between the components. The connecting plate 10 is the core part of the connecting piece 5, and its design takes into account the compatibility and connection strength with different pipes. The welding method ensures the firm connection between the connecting plate 10 and these pipes, while also improving the sealing and reliability of the entire connection system.

[0031] In a further preferred embodiment of the utility model, the bottom of the exhaust pipe 4 is provided with a collecting pipe 11 for collecting liquid. The collecting pipe 11 extends into the tank body 1. Valves 12 are arranged on the collecting pipe 11 and the liquid outlet pipe 3.

[0032] In this embodiment, the design of the collecting pipe 11 allows a small amount of liquid that may be carried out with the gas during the gas discharge process to be effectively collected, preventing it from being directly discharged into the atmosphere or entering other parts of the system and causing adverse effects. The collecting pipe 11 extends into the tank body 1, providing a temporary storage space for the liquid that may be discharged with the gas. By adjusting the opening and closing state of the valve 12, the user can flexibly control the liquid discharge and collection process, ensuring the normal operation and maintenance of the system. The presence of the valve 12 also increases the safety and reliability of the system, preventing losses or accidents caused by accidental leakage.

[0033] In a further preferred embodiment of the utility model, the bottom of the filter box 6 is in contact with the plug block 13, the top of the plug block 13 is on the same horizontal line as the inner wall of the bottom of the tank body 1, and through holes are arranged on the plurality of limiting blocks 9.

[0034] In this embodiment, the contact between the bottom of the filter box 6 and the plug block 13 ensures the stability of the filter box 6 during installation, preventing it from shaking or falling off due to vibration or external force. At the same time, the close contact between the filter box 6 and the plug block 13 also helps to improve the sealing of the system, preventing unfiltered liquid or gas from directly entering other parts of the system. The plug block 13 plays a supporting and positioning role in the system, not only supporting the filter box 6 but also ensuring the relative position relationship between the filter box 6 and the tank body 1. The through holes on the limiting blocks 9 make it easier for gas and liquid to pass through.

[0035] Compared with the related art, the device can filter the refrigerant by setting the filter assembly, support the filter box 6 by setting the limiting block 9 to facilitate the disassembly and replacement of the filter box 6, and clean the filter box 6 by rotating the cleaning ring 18 through the metal block 16 connected with the connecting rod 15 and the rotating shaft 14, thereby preventing the filter screen 7 from being easily blocked to affect the discharge of the refrigerant.

[0036] In several embodiments provided in the present application, it should be understood that the disclosed device can be implemented in other ways.

[0037] The above embodiments are only used to illustrate the technical solutions of the present application, and not to limit the protection scope of the present application. Obviously, the described embodiments are only some of the embodiments of the present application, not all the embodiments. Based on these embodiments, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of the present application. Although the present application has been described in detail with reference to the above embodiments, those skilled in the art can still combine, add or delete the features in the embodiments of the present application according to the circumstances without creative labor, so as to obtain different technical solutions which do not deviate from the concept of the present application in essence, and these technical solutions also belong to the scope of the present application.

Claims

1. An auxiliary reservoir, characterized in that, The utility model provides a filter assembly for refrigerant tank, which belongs to the technical field of refrigeration equipment. The utility model discloses a filter assembly for refrigerant tank, which belongs to the technical field of refrigeration equipment. The utility model discloses a filter assembly for refrigerant tank, which belongs to the technical field of refrigeration equipment. The utility model discloses a filter assembly for refrigerant tank, which belongs to the technical field of refrigeration equipment. The utility model discloses a filter assembly for refrigerant tank, which belongs to the technical field of refrigeration equipment. The utility model discloses a filter assembly for refrigerant tank, which belongs to the technical field of refrigeration equipment. The utility model discloses a filter assembly for refrigerant tank, which belongs to the technical field of refrigeration equipment.

2. The auxiliary reservoir of claim 1, wherein, The utility model discloses a filter assembly for refrigerant tank, which belongs to the technical field of refrigeration equipment.

3. The auxiliary reservoir of claim 2, wherein, The utility model discloses a filter assembly for refrigerant tank, which belongs to the technical field of refrigeration equipment.

4. The auxiliary reservoir of claim 3, wherein, The utility model discloses a filter assembly for refrigerant tank, which belongs to the technical field of refrigeration equipment.

5. The supplemental reservoir of claim 2, wherein, The utility model discloses a filter assembly for refrigerant tank, which belongs to the technical field of refrigeration equipment.

6. The supplemental reservoir of claim 1, wherein, The utility model discloses a filter assembly for refrigerant tank, which belongs to the technical field of refrigeration equipment.

7. The supplemental reservoir of claim 5, wherein, The utility model discloses a filter assembly for refrigerant tank, which belongs to the technical field of refrigeration equipment. The utility model discloses a filter assembly for refrigerant tank, which belongs to the technical field of refrigeration equipment. The utility model discloses a filter assembly for refrigerant tank, which belongs to the technical field of refrigeration equipment. The utility model discloses a filter assembly for refrigerant tank, which belongs to the technical field of refrigeration equipment. The utility model discloses a filter assembly for refrigerant tank, which belongs to the technical field of refrigeration equipment. The utility model discloses a filter assembly for refrigerant tank, which belongs to the technical field of refrigeration equipment. The utility model discloses a filter assembly for refrigerant tank, which belongs to the technical field of refrigeration equipment. 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