阅读说明：本技术 一种带缓冲腔的储液器及压缩机 (Liquid storage device with buffer cavity and compressor ) 是由 汤轶群 黄波 赵凤荣 于 2018-06-13 设计创作，主要内容包括：本发明提供一种带缓冲腔的储液器,包括：壳体、进气管、出气管、导气管；壳体内部为腔体结构；壳体内设置有隔板,隔板将壳体内部分隔为两个腔体结构,分别为储液腔和缓冲腔。导气管设置在缓冲腔内,导气管的进气口一端设置在隔板上,导气管的进气口一端与储液腔连通；进气管和出气管设置在壳体上,进气管与储液腔连通,出气管与缓冲腔连通。其有益效果：本技术储液器增加隔板结构,将储液器内部腔体分隔为缓冲腔结构和储液腔结构,使得储液器一部分可以用来保证其气液分离能力,另一部分用作气体导出,这样的结构可以减少导气管间断吸气引起的压力波动,从而减少压缩机运行功耗；本技术储液器与缓冲腔为一体式结构,使得制造方便和材料成本降低。(The invention provides a liquid storage device with a buffer cavity, which comprises: the air inlet pipe is connected with the shell; the interior of the shell is of a cavity structure; the shell is internally provided with a clapboard which divides the interior of the shell into two cavity structures, namely a liquid storage cavity and a buffer cavity. The air guide pipe is arranged in the buffer cavity, one end of the air inlet of the air guide pipe is arranged on the partition plate, and one end of the air inlet of the air guide pipe is communicated with the liquid storage cavity; the air inlet pipe and the air outlet pipe are arranged on the shell, the air inlet pipe is communicated with the liquid storage cavity, and the air outlet pipe is communicated with the buffer cavity. The beneficial effects are as follows: according to the technical scheme, the partition plate structure is added to the liquid storage device, the inner cavity of the liquid storage device is divided into the buffer cavity structure and the liquid storage cavity structure, so that one part of the liquid storage device can be used for ensuring the gas-liquid separation capacity of the liquid storage device, and the other part of the liquid storage device is used for leading out gas; this technology reservoir and cushion chamber formula structure as an organic whole for it is convenient and material cost reduction to make.)

1. A reservoir with a buffer chamber, comprising: the air inlet pipe is connected with the shell; the interior of the shell is of a cavity structure; the air inlet pipe and the air outlet pipe are arranged on the shell at intervals; the method is characterized in that:

a partition plate is arranged in the shell and divides the inner part of the shell into a liquid storage cavity and a buffer cavity;

the air inlet pipe is communicated with the liquid storage cavity, and the air outlet pipe is communicated with the buffer cavity;

the air duct sets up the buffer cavity, the air inlet setting of air duct is in on the baffle, just the air inlet of air duct with stock solution chamber intercommunication.

2. The reservoir of claim 1, wherein: the buffer cavity is arranged above the liquid storage cavity.

3. The reservoir of claim 1, wherein: the air inlet pipe is communicated with the liquid storage cavity, the air flow of the air inlet pipe enters the liquid storage cavity and then is subjected to gas-liquid separation, and liquid is stored in the liquid storage cavity; and the gas is led out from the gas guide pipe and enters the buffer cavity.

4. The reservoir of claim 1, wherein: the air outlet pipe is communicated with the buffer cavity, and air led out by the air guide pipe enters the buffer cavity and then enters the air cylinder externally connected with the air outlet pipe through the air outlet pipe.

5. The reservoir of claim 1, wherein: the length setting of air duct is within 100 mm.

6. The reservoir of claim 1, wherein: the volume of the buffer cavity is set to be more than 20 times of the volume of the compression cavity of the compressor.

7. The reservoir of claim 1, wherein: the length of the air inlet pipe is less than or equal to 20 mm.

8. A compressor, characterized by: the compressor is connected with the accumulator with the buffer chamber as described in any one of claims 1-7.

9. The compressor as set forth in claim 8, wherein: the liquid storage device is arranged at the air inlet end or the air outlet end of the compressor, and the liquid storage device and the air inlet end or the air outlet end of the compressor are connected through a gas conduit.

10. The compressor as set forth in claim 8, wherein: a condenser or an evaporator may be installed between the compressor and the accumulator.

Technical Field

The invention relates to the field of compressors, in particular to a liquid storage device with a buffer cavity and a compressor with the liquid storage device.

Background

The ACCUMULATOR (ACCUMULATOR) is an important component of the compressor and plays roles of storage, gas-liquid separation, filtration, sound attenuation and refrigerant buffering. As shown in fig. 1, the existing gas-liquid separation type liquid storage device comprises a shell 1, an air inlet pipe 2, an air outlet pipe 3 and an air guide pipe 7, wherein the cavity inside the shell 1 is a liquid storage cavity 4, the air inlet pipe 2 and the air outlet pipe 3 are arranged on the shell 1, the air inlet pipe 2 and the air outlet pipe 3 are communicated with the liquid storage cavity 4, and due to the structural characteristics, the liquid storage device has a longer air guide pipe 7 to ensure the gas-liquid separation capacity. However, due to the characteristics of the compressor, the intermittent air suction causes large air suction pulsation in the long air duct 7, which affects the running power consumption of the compressor.

Disclosure of Invention

In view of the problems in the prior art, the invention provides a liquid storage device with a buffer cavity and a compressor, so that the gas-liquid separation capability of an outlet pipe of the liquid storage device is ensured, the suction fluctuation of an air outlet pipe is reduced, and the gas pressure fluctuation entering the compressor is reduced.

The invention provides a liquid storage device with a buffer cavity, which comprises: the air inlet pipe is connected with the shell; the interior of the shell is of a cavity structure; a partition plate is arranged in the shell and divides the inner part of the shell into two cavity structures, namely a liquid storage cavity and a buffer cavity; the liquid storage cavity is used for storing liquid and ensuring the gas-liquid separation capacity of the liquid storage device; the buffer chamber is used to reduce the pressure fluctuation of the gas entering the compressor.

The air guide pipe is arranged in the buffer cavity, the air inlet of the air guide pipe is arranged on the partition plate, and the air inlet of the air guide pipe is communicated with the liquid storage cavity;

the air inlet pipe and the air outlet pipe are arranged on the shell at intervals, the air inlet pipe is communicated with the liquid storage cavity, air flow of the air inlet pipe enters the liquid storage cavity and then is subjected to gas-liquid separation, and liquid is stored in the liquid storage cavity; the gas is led out from the gas guide pipe and enters the buffer cavity; the air outlet pipe is communicated with the buffer cavity, and air led out by the air guide pipe enters the buffer cavity and then enters the air cylinder externally connected with the air outlet pipe through the air outlet pipe.

Preferably, the buffer cavity is arranged above the liquid storage cavity.

Preferably, the length of the air duct is set within 100mm, so that the inspiratory pressure loss is reduced.

Preferably, the volume of the buffer cavity is set to be more than 20 times of the volume of the compression cavity of the compressor, and when the compressor intermittently sucks air to cause suction pulsation, the buffer cavity can be better used for sealing the suction pulsation caused by insufficient air supply on the suction side during intermittent suction.

Preferably, the length of the air inlet pipe is less than or equal to 20mm, and the air inlet pipe is arranged nearby so as to reduce the suction pressure loss and the suction pulsation.

The invention also provides a compressor, and the liquid storage device with the buffer cavity is connected to one side of the compressor.

Further, the liquid storage device is arranged at the air inlet end or the air outlet end of the compressor, and the liquid storage device and the air inlet end or the air outlet end of the compressor are connected through a gas conduit.

Further, the compressor and the accumulator may be separately provided, and a condenser or an evaporator may be installed between the compressor and the accumulator, as required.

Compared with the prior art, the liquid storage device with the buffer cavity and the compressor provided by the invention have the following beneficial effects:

(1) according to the liquid storage device, the partition plate structure is added, and the inner cavity of the liquid storage device is divided into the buffer cavity structure and the liquid storage cavity structure, so that one part of the liquid storage device can be used for ensuring the gas-liquid separation capacity of the liquid storage device, and the other part of the liquid storage device is used for leading out gas, and the structure can reduce pressure fluctuation caused by intermittent air suction of the gas guide pipe, thereby reducing the running power consumption of the compressor;

(2) the reservoir and the buffer cavity are of an integrated structure, the manufacturing is convenient, and the material cost is reduced.

Drawings

FIG. 1 is a schematic structural diagram of a conventional gas-liquid separation type liquid storage chamber;

FIG. 2 is a schematic view showing the structure of a reservoir with a buffer chamber according to example 1 of the present invention;

FIG. 3 is a schematic structural view of a compressor equipped with an accumulator having a buffer chamber according to embodiment 2 of the present invention;

fig. 4 is a schematic view of another connection structure of the compressor and the accumulator according to embodiment 2 of the present invention.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The technical solution of the present invention will be described in detail with specific embodiments.