CN211261377U

CN211261377U - Low-pressure circulating liquid storage barrel device capable of reducing refrigerant charging amount

Info

Publication number: CN211261377U
Application number: CN201922419784.2U
Authority: CN
Inventors: 孙小红
Original assignee: Beihai Vocational College
Current assignee: Beihai Vocational College
Priority date: 2019-12-27
Filing date: 2019-12-27
Publication date: 2020-08-14
Anticipated expiration: 2029-12-27

Abstract

The utility model relates to a liquid storage barrel and discloses a low-pressure circulating liquid storage barrel device for reducing the filling amount of a refrigerant. The utility model discloses in, reduce the low pressure circulation receiver device of refrigerant charge volume, include: a barrel body; the liquid separation tank is communicated with the bottom of the barrel body, and the diameter of the liquid separation tank is smaller than that of the barrel body; the liquid level detector is connected with the barrel body and the liquid separating tank; the power pump is communicated with the liquid separating tank; the sealing joint is connected to the inlet of the power pump; the sealing gasket is sleeved on the sealing joint; the inlet of the evaporator is connected with the power pump; the loop pipeline is connected with the outlet of the evaporator and the barrel body; the mounting bracket includes: the bearing device comprises a bearing platform provided with a hollow area, a bearing component surrounding the hollow area, and a middle mounting table arranged on the bottom surface of the bearing platform; the middle placing table is used for placing the liquid separating tank. Compared with the prior art, the refrigerant charging amount is reduced, the refrigerant is saved, the pollution is reduced, and the use is safer.

Description

Low-pressure circulating liquid storage barrel device capable of reducing refrigerant charging amount

Technical Field

The present invention relates to a liquid storage tank, and more particularly to a low pressure circulating liquid storage tank device for reducing the amount of refrigerant to be charged.

Background

Refrigeration systems are used in environments such as refrigeration plants. In the refrigerating system, a liquid storage barrel is used for storing refrigerating fluid, the refrigerating fluid can be ammonia or Freon, the refrigerating fluid is toxic or explosive, and potential safety hazards exist in the process of use. The liquid storage barrel is connected with a pump, the pump pumps the refrigerant in the liquid storage barrel to an evaporator to form cold air to a compressor, but in order to ensure the normal movement of a refrigeration system, the liquid level of the refrigerant in the liquid storage barrel needs to be ensured to be high, the pressure difference between the liquid storage barrel and the pump is kept, enough refrigerant liquid enters the pump under the action of gravity, and the refrigerant enters the input end of the pump.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a reduce low pressure circulation receiver device that refrigerant filled volume for the refrigerant filled volume reduces, practices thrift the refrigerant, and alleviates the pollution, uses more safely.

In order to solve the above technical problem, an embodiment of the present invention provides a low-pressure circulating liquid storage barrel device for reducing the refrigerant charge amount, including:

a tank for storing a refrigerant liquid; the barrel body is provided with an air return hole for inserting an air return pipeline, and the air return hole is positioned above the liquid level of the refrigerant liquid; an opening is formed at the bottom of the barrel body;

the liquid separation tank is communicated with the bottom of the barrel body, the diameter of the liquid separation tank is smaller than that of the barrel body, and the liquid separation tank is used for storing refrigerant liquid flowing out of the barrel body;

the liquid level detector is connected with the barrel body and the liquid separating tank and is used for detecting the liquid level height;

the power pump is communicated with the liquid separating tank and is used for pushing the barrel body and the refrigerant liquid flowing out of the liquid separating tank;

the sealing joint is connected to the inlet of the power pump;

the sealing gasket is sleeved on the sealing joint;

the inlet of the evaporator is connected with the power pump and is used for vaporizing the refrigerant liquid pushed by the power pump;

the loop pipeline is connected with the outlet of the evaporator and the barrel body, is inserted into the barrel body and is positioned above the liquid level of the refrigerant liquid in the barrel body;

the mounting bracket includes: the bearing device comprises a bearing platform provided with a hollow area, a bearing component surrounding the hollow area and arranged on the top surface of the bearing platform, and a middle mounting table arranged on the bottom surface of the bearing platform, wherein the middle mounting table is opposite to the hollow area and is separated from the middle mounting table to form a placing area; the liquid separation tank penetrates through the hollow area and is positioned in the placement area, and the middle placement table is used for placing the liquid separation tank; the barrel body is located above the bearing platform, and the bearing component is used for bearing the barrel body.

The utility model discloses embodiment is for prior art, owing to be equipped with the staving, divide the fluid reservoir, the level detection meter, the power pump, sealing joint, seal ring, evaporimeter and return circuit pipeline, divide the fluid reservoir to put through with the staving mutually, refrigerant part in the staving flows into in dividing the fluid reservoir, the storage is in dividing the fluid reservoir, the level detection meter detects the height of staving and liquid level in the fluid reservoir, can detect liquid level state at will, the diameter of dividing the fluid reservoir is less than the diameter of staving, thereby divide the same high refrigerant in the fluid reservoir and the staving of same height to compare, the volume of refrigerant is less, thereby the volume of filling of reducible refrigerant. And the sealing joint is connected with the power pump and the liquid separation tank, the refrigerant in the liquid separation tank falls down through gravity and enters the inlet of the power pump, the power pump is pushed into the evaporator again, the evaporator vaporizes the refrigerant liquid, the formed cold air is sent into the compressor, and the residual refrigerant is pushed into the barrel body by part of the cold air and continuously flows back. And owing to be equipped with the mounting bracket again, the mounting bracket is including accepting platform, bearing subassembly, middle arrangement platform, and accept and seted up the fretwork district on the platform, and the knockout drum passes the fretwork district and places on middle arrangement platform, and the branch fluid reservoir is lived in the bearing, and the staving is lived in the bearing subassembly bearing, fixes a position the staving to fix a position staving and branch fluid reservoir all, let staving and knockout drum can the following current enter into the power pump in. The refrigerating system can normally run, the filling amount of the refrigerant is reduced, the initial investment is saved, and the use is safer.

In addition, the diameter of the liquid separation tank is gradually reduced towards the direction far away from the bottom of the barrel body.

In addition, a plurality of limiting columns are arranged on the middle placement platform, and each limiting column surrounds a limiting area for limiting the liquid separation tank.

In addition, each limiting column is gathered towards one side of the bearing platform.

In addition, the tub includes: the liquid separation tank comprises a main body part and a containing part communicated with the liquid separation tank, wherein the main body part is provided with a limiting ring arranged around the axis of the main body part;

the holding assembly includes:

the first fixing ring is arranged around the main body part in a surrounding manner and is fixed with the limiting ring on the main body part;

the second fixing ring is arranged around the containing part in a circle and is clamped with the containing part;

and the connecting piece is connected with the first fixing ring and the second fixing ring and fixed on the bearing platform.

In addition, the joint of the containing part and the liquid separating tank is coated with a heat-insulating layer.

Drawings

Fig. 1 is a schematic view showing a configuration of a low pressure circulating receiver tank assembly for reducing a refrigerant charge amount according to a first embodiment of the present invention;

FIG. 2 is a schematic view of a connection structure between a barrel body and a liquid separation tank according to a first embodiment of the present invention;

figure 3 is a schematic structural view of a bearing assembly according to a first embodiment of the present invention.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, the following will explain in detail each embodiment of the present invention with reference to the accompanying drawings. However, it will be appreciated by those of ordinary skill in the art that in various embodiments of the invention, numerous technical details are set forth in order to provide a better understanding of the present application. However, the technical solutions claimed in the claims of the present application can be implemented without these technical details and with various changes and modifications based on the following embodiments.

A first embodiment of the present invention relates to a low-pressure circulating receiver apparatus for reducing a refrigerant charge amount, as shown in fig. 1, comprising: staving 1, knockout drum 2, level detection meter 3, power pump 30, sealing joint 4, seal ring, evaporimeter 5, return circuit pipeline 6 and mounting bracket, the mounting bracket is including accepting platform 7, bearing subassembly 8, middle platform 9 of placeeing.

As shown in fig. 1, the refrigerant liquid is stored in the barrel body 1 and the liquid separating tank 2, and the barrel body 1 is provided with a gas return hole for inserting a gas return pipeline, and the gas return hole is located above the liquid level of the refrigerant liquid. The bottom of the barrel body 1 is provided with an opening, the liquid separation tank 2 is communicated with the bottom opening of the barrel body 1, a flange can be connected to the opening of the barrel body 1, a flange is also arranged on the liquid separation tank 2, the liquid separation tank 2 is connected with the barrel body 1 through flange butt joint, and certainly, the liquid separation tank can also be butt joint through other forms. And the diameter of the liquid separation tank 2 is smaller than that of the barrel body 1, and the liquid separation tank is used for storing the refrigerant liquid flowing out of the barrel body 1, so that the height of the refrigerant in the liquid separation tank 2 meets the required pressure requirement, meanwhile, the refrigerant in the liquid separation tank 2 flows to the inlet of the power pump 30, the refrigerant in the liquid separation tank 2 and the barrel body 1 can have enough refrigerant to flow to the inlet of the power pump 30 under the action of gravity, and the power pump 30 supplies the flowing refrigerant to the evaporator 5. And the sealing joint 4 is connected at the inlet of the power pump 30, connected with the power pump 30 and the liquid separating tank 2, and sleeved on the sealing joint 4 through a sealing gasket to prevent the leakage of the refrigerant liquid, wherein the sealing gasket can be a silica gel gasket. The inlet of the evaporator 5 is connected to the power pump 30, and is used for vaporizing the refrigerant liquid pushed by the power pump 30, and the vaporized refrigerant forms cold air to flow into the compressor, or carries the residual refrigerant liquid into the barrel 1. The loop pipeline 6 is connected with the outlet of the evaporator 5 and the barrel body 1, and the loop pipeline 6 is inserted into the barrel body 1 and positioned above the liquid level of the refrigerant liquid of the barrel body 1, so that cold air formed after vaporization carries residual refrigerant liquid into the barrel body 1, and liquid flowing back is formed when meeting the low temperature in the barrel body 1, such as in the barrel body 1. Liquid level detection meter 3 links to each other with staving 1 and knockout drum 2 for detect the liquid level height, liquid level detection meter 3 can be magnetism floater level gauge, have last connector and lower connector, be equipped with on staving 1 with the upper port end of last connector butt joint, be equipped with on the knockout drum 2 with the lower port end of connector butt joint down, go up connector and upper port end accessible flange butt joint, lower port end and connector accessible flange butt joint down, the liquid that can demonstrate the totality in staving 1 and the knockout drum 2 on the liquid level detection meter 3 is the height. When the refrigerant liquid in the barrel body 1 is insufficient, the refrigerant liquid can be added externally.

In addition, as shown in fig. 1, the mounting bracket includes: the bearing platform is characterized by comprising a bearing platform 7 with a hollow area, a bearing component 8 surrounding the hollow area and arranged on the top surface of the bearing platform 7, and a middle mounting table 9 arranged on the bottom surface of the bearing platform 7, wherein the middle mounting table 9 is arranged opposite to the hollow area and is mutually separated from the middle mounting table 9 to form a placing area. The liquid separation tank 2 penetrates through the hollow area and is located in the placement area, the middle placement table 9 is used for placing the liquid separation tank 2, the barrel body 1 is located above the bearing platform 7, and the bearing component 8 is used for bearing the barrel body 1. Thereby staving 1 is fixed a position by bearing assembly 8, and separating tank 2 is directly placed on middle platform 9 of placeeing from the fretwork district for separating tank 2 and staving 1 are all by fixed mounting, and separating tank 2 and staving 1 can not topple over, and refrigerant liquid also can be stable flow into in the power pump 30. Two supporting plates are further arranged on the mounting frame, one supporting plate is used for supporting the power pump 30, the power pump 30 is locked on the supporting plate, and the other supporting plate is used for supporting the liquid level detection meter 3. To prevent the power pump 30 from driving the tubing during vibration, the tubing may be strapped to the mounting bracket by straps 80.

In addition, in the present embodiment, as shown in fig. 1, the liquid separation tank 2 and the barrel 1 are detachable, and when the power pump 30 is replaced, and more or less refrigerant liquid is required to flow into the power pump 30 by gravity, the liquid separation tank 2 can be replaced, which is more convenient to use.

Through the above, it can be easily found that, due to the arrangement of the barrel body 1, the liquid separation tank 2, the liquid level detection meter 3, the power pump 30, the sealing joint 4, the sealing washer, the evaporator 5 and the loop pipeline 6, the liquid separation tank 2 is communicated with the barrel body 1, the refrigerant part in the barrel body 1 flows into the liquid separation tank 2 and is stored in the liquid separation tank 2, the liquid level detection meter 3 detects the height of the liquid level in the barrel body 1 and the liquid separation tank 2, the liquid level height state can be detected conveniently, the diameter of the liquid separation tank 2 is smaller than that of the barrel body 1, and therefore, compared with the refrigerant with the same height in the barrel body 1, the refrigerant amount in the liquid separation tank 2 is small, and the refrigerant filling amount can be reduced. And the sealing joint 4 is connected with the power pump 30 and the liquid separating tank 2, the refrigerant in the liquid separating tank 2 falls down through gravity and enters the inlet of the power pump 30, the power pump 30 is pushed into the evaporator 5 again, the evaporator 5 vaporizes the refrigerant, the formed cold is sent into the compressor, and the residual refrigerant is pushed into the barrel body 1 by part of cold gas and continuously flows back. And owing to be equipped with the mounting bracket again, the mounting bracket is including accepting platform 7, bearing subassembly 8, middle platform 9 of placeeing, and has seted up the fretwork district on accepting platform 7, and separating liquid jar 2 passes the fretwork district and places on middle platform 9 of placeeing, and the bearing is lived separating liquid jar 2, and barrel body 1 is lived to bearing subassembly 8 bearing, fixes a position barrel body 1 to fix a position barrel body 1 and separating liquid jar 2 all, let barrel body 1 and separating liquid jar 2 can the following current enter into power pump 30. The refrigerating system can normally run, the filling amount of the refrigerant is reduced, the refrigerant with initial investment is saved, and when problems occur, the pollution is less and the use is safer.

Further, as shown in fig. 1 and 2, the diameter of the separating tank 2 is gradually reduced toward a direction away from the bottom of the barrel body 1. Make the liquid separation jar 2 more convenient pass the fretwork district, and can let the refrigerant liquid in the liquid separation jar 2 keep certain liquid level height simultaneously, refrigerant liquid's quantity can neither too much nor too little. The sloping side walls of the tank 2 also make the refrigerant liquid more prone to flow downwardly.

Further, as shown in fig. 1, a plurality of limiting columns 90 are provided on the middle mounting table 9, and each limiting column 90 surrounds a limiting area for limiting the liquid separation tank 2. When placing branch fluid reservoir 2 in the installation, can lay branch fluid reservoir 2 along the region at spacing district place, and further fix a position branch fluid reservoir 2, be favorable to guaranteeing the stability of branch fluid reservoir 2 and staving 1, let the flow stability of refrigerant liquid also better.

In addition, the respective limit posts 90 converge toward the receiving platform 7. Therefore, the part of each limit column 90 facing the bearing platform 7 can directly support the liquid separating tank 2, and when the liquid separating tank 2 is placed on the middle placing platform 9, the interference of the liquid separating tank 2 is avoided. And when the power pump 30 works, the vibration caused by the vibration can not move the liquid separation tank 2, so that the temperature property between the liquid separation tank 2 and the barrel body 1 is ensured. Can set up the slide that extends from the bottom of knockout drum 2 towards 1 direction of staving in the knockout drum 2 outside, the slide is equipped with a plurality ofly, and spacing post 90 can follow the slide motion, places the middle platform 9 of putting at knockout drum 2 after, and spacing post 90 withstands the tip of slide.

In addition, a protruding part is arranged at the bottom of each limiting column 90, a plurality of jacks are formed in the middle mounting table 9, one protruding part is used for being inserted into one jack, when the size of the liquid separating tank is changed, the position of each limiting column 90 can be changed, the size of a limiting area formed by the limiting columns 90 around is changed, and limitation of different liquid separating tanks is met. Wherein, can be that six jacks enclose into a ring, set up the multiunit, the ring that every group jack formed sets up with one heart to during spacing post inserts the jack of different groups, can form the spacing district of equidimension not, can place the branch fluid reservoir of equidimension not.

Further, as shown in fig. 1, 2 and 3, the tub 1 includes: the main part 11, the portion 12 that holds that communicates with the knockout drum 2, be equipped with the spacing ring 10 that sets up around the axis of main part 11 on the main part 11. The limiting ring 10 can be directly welded and fixed on the outer wall surface of the barrel body 1. The supporting member 8 includes: the connecting piece 81, the first fixing ring 82 and the second fixing ring 83, the first fixing ring 82 is arranged around the main body 11 and fixed with the limiting ring 10 on the main body 11. The second fixing ring 83 is disposed around the containing part 12 and fixed to the containing part 12. The connecting member 81 connects the first fixing ring 82 and the second fixing ring 83, and is fixed to the receiving platform 7. When placing the barrel body 1 towards the direction of the bearing platform 7, as shown in fig. 1, because the side wall of the containing part 12 gathers towards the direction of the bearing platform 7, the containing part 12 can sequentially enter the middle of the first fixing ring 82 and the second fixing ring 83, when the diameter of the containing part 12 is the same as that of the second fixing ring 83, the second fixing ring 83 blocks the containing part 12, and the second fixing ring 83 can also be welded and fixed with the containing part 12. The first fixing ring 82 is directly larger than the barrel body 1, and after the second fixing ring 83 blocks the containing part 12, the limiting ring 10 on the main body part 11 abuts against the first fixing ring 82, so that the limiting ring 10 and the first fixing ring 82 can be screwed to further position the barrel body 1. A support column for supporting the second fixing ring 83 is also provided on the receiving platform 7.

In addition, as shown in fig. 1, the joint of the containing part 12 and the separating tank 2 is coated with a heat-insulating layer, which can be heat-insulating cotton. Thereby the refrigerant liquid is protected by heat preservation.

It will be understood by those skilled in the art that the foregoing embodiments are specific examples of the invention, and that various changes in form and details may be made therein without departing from the spirit and scope of the invention in its practical application.

Claims

1. A low-pressure circulating liquid receiver apparatus for reducing a refrigerant charge amount, comprising:

the liquid level detector is connected with the barrel body and the liquid separating tank and is used for detecting liquid level;

the sealing joint is connected to the inlet of the power pump;

the sealing gasket is sleeved on the sealing joint;

2. A low-pressure circulating liquid tank apparatus with a reduced refrigerant charge amount as claimed in claim 1, wherein the diameter of the liquid-separation tank is gradually reduced toward a direction away from the bottom of the tub.

3. A low-pressure circulating liquid receiver unit with a reduced refrigerant charge amount as recited in claim 2, wherein a plurality of position-restricting columns are provided on said intermediate mounting table, each of said position-restricting columns enclosing a position-restricting region for restricting said liquid-separating tank.

4. A low pressure circulating receiver unit with a reduced refrigerant charge as claimed in claim 3, wherein each of the restraining posts converges toward one side of the receiving platform.

5. The low pressure circulating receiver apparatus with reduced refrigerant charge of claim 1, wherein the tub includes: the liquid separation tank comprises a main body part and a containing part communicated with the liquid separation tank, wherein the main body part is provided with a limiting ring arranged around the axis of the main body part;

the holding assembly includes:

the first fixing ring is used for being arranged around the main body part in a circling mode and is fixed with the limiting ring on the main body part;

the second fixing ring is used for being arranged around the containing part in a circling mode and is clamped with the containing part;

6. The low-pressure circulating receiver apparatus with a reduced refrigerant charge amount as claimed in claim 5, wherein a junction of the receiving portion and the liquid-separating tank is covered with an insulating layer.