Liquid accumulator

Abstract

The utility model provides a liquid storage device which comprises a cylinder body with an opening in one end, a sealing cover is arranged at the opening of the cylinder body, and a filter screen assembly is arranged at the other end in the cylinder body. A liquid outlet and a liquid inlet are formed in the sealing cover; a liquid outlet pipeline is arranged between the filter screen assembly and the liquid outlet, and the filter screen assembly is fixedly arranged outside a port of the liquid outlet pipeline in a sleeving manner; a drying bag is bundled on the liquid outlet pipeline; a partition plate is fixedly arranged on the liquid outlet pipeline between the drying bag and the filter screen assembly, a plurality of liquid drainage through holes are formed in the partition plate, and liquid flowing into the barrel from the liquid inlet passes through the liquid drainage through holes, passes through the partition plate and the filter screen assembly, then enters the liquid outlet pipeline and is finally discharged from the liquid outlet. The filter screen assembly, the drying bag, the liquid outlet pipeline and the partition plate are assembled into a whole and then installed in the barrel, the assembling procedure is simplified, and the product cost is reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to fluid control technical field, especially relate to a liquid accumulator. BACKGROUND

[0002] The refrigeration system comprises a compressor, an evaporator, a condenser, a throttling element and a reversing valve, usually adopts an electronic expansion valve as the throttling element, and stores excessive refrigerant by using a liquid accumulator.

[0003] Chinese utility model application 202121879301.8 discloses a kind of liquid accumulators, including the cylinder of one end opening, and the opening of cylinder is provided with cover, the other end of cylinder is provided with frame net subassembly, frame net subassembly is fixedly provided with filter screen subassembly;Cover is provided with liquid outlet and liquid inlet, and the detachable cover assembly is provided on the liquid outlet and liquid inlet;Filter screen subassembly and liquid outlet are provided with pipeline component;Pipeline component is tied with drying bag, frame net subassembly is provided with multiple liquid discharge through holes, the filter part of filter screen subassembly is inserted into frame net subassembly, liquid from liquid inlet into cylinder, enter frame net subassembly through liquid discharge through hole, then enter pipeline component after filter screen subassembly, finally discharge by liquid outlet.Lead frame net subassembly can block drying bag and cover filter screen subassembly from sliding down, but frame net subassembly needs to be separately installed with the interference fit of cylinder, increase assembly procedure, improve product cost. UTILITY MODEL CONTENT

[0004] The utility model aims at providing a kind of liquid accumulators, simplify assembly procedure, reduce product cost.

[0005] The utility model provides a kind of liquid accumulators, including the cylinder of one end opening, and the opening of cylinder is provided with cover, the other end in cylinder is provided with filter screen subassembly;Cover is provided with liquid outlet and liquid inlet;Filter screen subassembly and liquid outlet are provided with liquid outlet pipeline, and filter screen subassembly is fixedly covered in the port outside of liquid outlet pipeline;Liquid outlet pipeline is tied with drying bag;Drying bag and filter screen subassembly are fixedly provided with baffle on liquid outlet pipeline, and baffle is provided with multiple liquid discharge through holes, liquid from liquid inlet into cylinder, pass baffle through liquid discharge through hole, then enter liquid outlet pipeline after filter screen subassembly, finally discharge by liquid outlet.Filter screen subassembly, drying bag, liquid outlet pipeline, baffle are assembled into an entirety and then loaded into cylinder, simplify assembly procedure, reduce product cost.

[0006] In some embodiments, the baffle and the cylinder are clearance fit.

[0007] In some embodiments, a second filter screen is fixedly provided on the baffle.

[0008] In some embodiments, the cover, the filter screen subassembly, the drying bag, the liquid outlet pipeline and the baffle are an integral assembly.

[0009] In some embodiments, the drying bag and the filter screen subassembly abut the two sides of the baffle.

[0010] In some embodiments, the cover and the liquid outlet pipeline are interference fit.

[0011] In some embodiments, the cover comprises two parallel plug-in joints perpendicular to the axis of the cylinder body and a fixing hole.

[0012] In some embodiments, the filter assembly comprises a cylindrical side wall windowed skeleton, a first filter screen and a ring-shaped cover comprising a buckle, the cover is sleeved with the liquid outlet pipeline, the cover is fixedly connected with the open end of the skeleton, the first filter screen is fixedly connected around the skeleton, and the inner wall of the skeleton and the outer periphery of the liquid outlet pipeline are kept at a predetermined distance.

[0013] In some embodiments, the bottom of the skeleton is provided with a plurality of protrusions.

[0014] In some embodiments, the open end of the skeleton is provided with an everted edge, the cover is provided with an inverted edge, and the everted edge of the open end of the skeleton and the inverted edge of the cover are buckled.

[0015] The utility model provides a kind of liquid accumulator, including the cylinder body of one end opening, and the opening of cylinder body is provided cover, and the other end in cylinder body is provided filter assembly;Cover is provided with liquid outlet and liquid inlet;Between filter assembly and liquid outlet, liquid outlet pipeline is arranged, and filter assembly is fixedly sleeved in the port outside of liquid outlet pipeline;Drying bag is tied on liquid outlet pipeline;Fixedly set baffle on liquid outlet pipeline between drying bag and filter assembly, and a plurality of drainage through holes are provided on baffle, the liquid that flows into cylinder body from liquid inlet, passes through baffle by drainage through hole, then enters liquid outlet pipeline after filter assembly, finally is discharged by liquid outlet.The filter assembly, drying bag, liquid outlet pipeline, baffle are assembled into an entirety before being loaded into cylinder body, simplify assembly procedure, and product cost is reduced. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is the overhead structure schematic diagram of the liquid accumulator of the utility model embodiment;

[0017] Figure 2 It is the c-c section structure schematic diagram of the liquid accumulator of the utility model embodiment;

[0018] Figure 3 It is the three-dimensional structure schematic diagram of the liquid accumulator (except cylinder body) of the utility model embodiment;

[0019] Figure 4 It is the three-dimensional structure schematic diagram of the cover of the utility model embodiment Figure 1 ;

[0020] Figure 5 It is the three-dimensional structure schematic diagram of the skeleton of the utility model embodiment Figure 1 ;

[0021] Figure 6It is the sealing cover and liquid outlet pipeline connecting structure schematic diagram of the liquid accumulator of the embodiment of the utility model.

[0022] Wherein, serial number explanation: 1, barrel body;2, sealing cover;201, joint;202, fixed hole;3, baffle;31, second filter screen;301, liquid discharge through hole;4, filter screen assembly;401, first filter screen;402, framework;403, cover body;404, protrusion;5, liquid outlet pipeline;6, liquid outlet;7, liquid inlet;10, drying bag. DETAILED DESCRIPTION

[0023] Example implementations will now be described more fully with reference to the accompanying drawings. Example implementations may, however, be implemented in many different forms and should not be construed as limited to the implementations set forth herein; rather, these implementations are provided so that this disclosure will be thorough and complete, and will fully convey the inventive aspects of the example implementations to those skilled in the art. In the drawings, the thickness of regions and layers can be exaggerated for clarity. Like reference numerals may designate like elements, and "details" thereof will be omitted.

[0024] The described features, structures, or characteristics can be combined in one or more implementations. In the following description, numerous specific details are provided to give a thorough understanding of implementations of the present application. One skilled in the relevant art will recognize, however, that the

[0025] Reference Figures 1 to 6 As shown in the utility model provides a kind of liquid accumulator, including the barrel body 1 of one end opening, and the opening of barrel body 1 is provided sealing cover 2, and the other end in barrel body 1 is provided filter screen assembly 4;Sealing cover 2 is provided with liquid outlet 6 and liquid inlet 7;Between filter screen assembly 4 and liquid outlet 6 is provided with liquid outlet pipeline 5, and filter screen assembly 4 is fixedly sleeved in the port outside of liquid outlet pipeline 5;Liquid outlet pipeline 5 is tied with drying bag 10;Drying bag 10 and filter screen assembly 4 between liquid outlet pipeline 5 are fixedly provided with baffle 3, and baffle 3 is provided with multiple liquid discharge through holes 301.Refrigerant flows into barrel body 1 from liquid inlet 7, after passing through liquid discharge through hole 301, filter screen assembly 4 and liquid outlet pipeline 5, finally is discharged from liquid outlet 6.

[0026] The partition plate 3 is in clearance fit with the cylinder body 1, and the second filter screen 31 is fixedly arranged on the partition plate 3. The second filter screen is a coarse screen and can preliminarily filter impurities in the refrigerant. The cover 2, the filter screen assembly 4, the drying bag 10, the liquid outlet pipeline 5 and the partition plate 3 are an integral assembly, and the integral assembly is assembled and then is loaded into the cylinder body 1, so that the assembly process is simplified. The drying bag 10 and the filter screen assembly 4 abut against both sides of the partition plate 3, and the drying bag 10 can absorb moisture in the refrigerant. The cover 2 and the liquid outlet pipeline 5 are in interference fit, so that the cover 2 and the liquid outlet pipeline 5 are fixedly assembled as a whole.

[0027] The cover 2 comprises two parallel plug-in joints 201 perpendicular to the axis of the cylinder body 1 and a fixing hole 202, the joint 201 is inserted into the system pipeline opening and is fixed through the fixing hole. The filter screen assembly 4 comprises a cylindrical side wall windowed framework 402, a first filter screen 401 and a ring-shaped cover body 403 comprising a buckle, the cover body is sleeved with the liquid outlet pipeline 5, the cover body is fixedly connected with the framework through the buckle, the first filter screen 401 is fixedly arranged around the framework, the inner wall of the framework and the outer periphery of the liquid outlet pipeline 5 keep a predetermined distance of 10 mm, the refrigerant flow area is increased, and even if the local filter screen is blocked by impurities, the larger flow resistance is not caused. A plurality of protrusions 404 are arranged at the bottom of the framework, the protrusions can prevent the liquid outlet pipeline port from being blocked. The opening end of the framework is provided with an outward flange, the cover body is provided with an inward flange, the outward flange of the opening end of the framework is buckled with the inward flange of the cover body, and the outward flange of the opening end of the framework and the inward flange of the cover body are buckled to prevent the cover body from being pulled out. After assembly, when the filter screen assembly 4 abuts against the bottom of the cylinder body 1, the liquid outlet pipeline 5 limits the filter screen assembly 4 from being pulled out. The cover body and the liquid outlet pipeline 5 are in interference fit and are sleeved and fixed, so that the cover body and the liquid outlet pipeline 5 are fixedly assembled as a whole.

[0028] The preferred embodiments of the utility model are merely used for limiting the utility model, and the utility model can be changed and varied for the person skilled in the art. Any modification, equivalent replacement, improvement and the like within the spirit and principle of the utility model should be included in the protection scope of the utility model.

Claims

1. A liquid reservoir, comprising a cylindrical body open at one end, with a cap at the opening of the cylindrical body, a filter assembly disposed at the other end of the cylindrical body, and an outlet and an inlet disposed on the cap; an outlet pipe is disposed between the filter assembly and the outlet, the filter assembly is fixedly sleeved outside the outlet pipe port, and a desiccant is bundled along the outlet pipe; characterized in that, A baffle is fixedly installed on the liquid outlet pipe between the drying package and the filter assembly. The baffle has multiple drainage holes. The liquid that flows into the cylinder from the inlet passes through the drainage holes, the baffle, and then through the filter assembly before entering the liquid outlet pipe and finally being discharged from the outlet.

2. The liquid reservoir according to claim 1, characterized in that, The partition and the cylinder are fitted with a clearance.

3. The liquid reservoir according to claim 1, characterized in that, A second filter screen is fixedly installed on the partition.

4. The liquid reservoir according to claim 1, characterized in that, The cap, filter assembly, drying package, liquid outlet pipeline, and partition are integrated into a single unit.

5. The liquid reservoir according to claim 1, characterized in that, The drying package and filter assembly abut against both sides of the partition.

6. The liquid reservoir according to claim 1, characterized in that, The cap and the liquid outlet pipe are interference-fitted.

7. The liquid reservoir according to claim 1, characterized in that, The cap includes two parallel plug-in joints perpendicular to the cylinder axis and a fixing hole.

8. The liquid reservoir according to claim 1, characterized in that, The filter assembly includes a cylindrical frame with windows on the sidewalls, a first filter, and an annular cover with snap-fit. The cover is sleeved with the liquid outlet pipe and snap-fitted to the open end of the frame. The first filter is fixed around the frame, and the inner wall of the frame and the outer periphery of the liquid outlet pipe maintain a predetermined distance.

9. The liquid reservoir according to claim 8, characterized in that, Multiple protrusions are set at the bottom of the skeleton.

10. The liquid reservoir according to claim 8, characterized in that, The frame opening is provided with an outward flange, and the cover is provided with an inward flange. The outward flange of the frame opening and the inward flange of the cover are engaged.

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