CN211424767U

CN211424767U - Liquid storage device for refrigeration compression system

Info

Publication number: CN211424767U
Application number: CN201921959561.9U
Authority: CN
Inventors: 杨淑平
Original assignee: Tianjin Chengkai Refrigeration Technology Co ltd
Current assignee: Tianjin Chengkai Refrigeration Technology Co ltd
Priority date: 2019-11-14
Filing date: 2019-11-14
Publication date: 2020-09-04
Anticipated expiration: 2029-11-14

Abstract

The utility model discloses a reservoir for refrigeration compression system, which comprises a housin, the fixed intercommunication in upper end of casing has the intake pipe, the fixed intercommunication of lower extreme of casing has the outlet duct, fixed mounting has annular fixed plate on the inside wall of casing, annular fixed plate's upper end and lower extreme difference fixedly connected with overhead gage and lower baffle, swing joint has the filter plate board on annular fixed plate's the inside wall, be equipped with two arcs in the filter plate board, be equipped with two spouts, two on annular fixed plate's the inside wall equal sliding connection has the slider in the spout, the other end of slider extends to the arc inslot and sets up and through reset spring and the lateral wall fixed connection of arc wall. The utility model discloses in, reset spring has good buffering effect, avoids taking place because of the too big problem that leads to its emergence deformation of the impact force of refrigerant to crossing filter plate production, can strike off impurity through the scraper blade, has guaranteed the permeability of crossing filter plate.

Description

Liquid storage device for refrigeration compression system

Technical Field

The utility model relates to a refrigeration plant technical field especially relates to a reservoir for refrigeration compression system.

Background

The liquid storage device is an important part of the compressor and plays roles of storage, gas-liquid separation, filtration, noise reduction and refrigerant buffering, most of the traditional liquid storage devices are internally provided with filter screens to filter impurities in the refrigerant, so that the problem that the impurities in a pipeline enter the compressor to cause damage or blockage is solved, however, if the flux of the refrigerant is large, the filter screen plate is impacted to cause deformation, and the filtering effect is reduced; and if the filter screen plate is used for a long time, excessive impurities are attached to the surface of the filter screen plate, so that the permeability of the filter screen plate is reduced, a refrigerant cannot pass through the filter screen plate, the normal work of a refrigeration system cannot be guaranteed, and equipment can be damaged to cause danger in severe cases.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem that the filter effect is relatively poor and dangerous easily occurs among the prior art, and the reservoir for refrigeration compression system that a filter effect is good and the security is high that proposes.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a liquid accumulator for a refrigeration and compression system comprises a shell, an air inlet pipe is fixedly communicated with the upper end of the shell, the lower end of the shell is fixedly communicated with an air outlet pipe, the inner side wall of the shell is fixedly provided with an annular fixed plate, the upper end and the lower end of the annular fixed plate are respectively and fixedly connected with an upper baffle plate and a lower baffle plate, the inner side wall of the annular fixed plate is movably connected with a filter screen plate, two arc-shaped grooves are arranged in the filter screen plate, two sliding grooves are arranged on the inner side wall of the annular fixing plate, sliding blocks are connected in the two sliding grooves in a sliding manner, the other end of the sliding block extends into the arc-shaped groove and is fixedly connected with the side wall of the arc-shaped groove through a return spring, the lower end of the filter screen plate is fixedly connected with two permanent magnets, the upper end of the lower baffle plate is fixedly connected with a magnet matched with the permanent magnets, and the permanent magnets and the magnet are repelled with each other in the same pole.

Preferably, the air inlet pipe and the air outlet pipe are fixedly sleeved with a sealing ring, and the outer ring of the sealing ring is fixedly connected with the shell.

Preferably, the lower end of the air inlet pipe is arranged in an inverted funnel shape.

Preferably, the upper surface of the filter screen plate is rotatably connected with two scraping plates, and the upper ends of the scraping plates are fixedly connected with the upper baffle plate through telescopic springs.

Preferably, a plurality of collecting grooves arranged in parallel are arranged on the side wall of the scraper.

Compared with the prior art, the utility model discloses possess following advantage:

1. the utility model discloses in, when the flux of refrigerant is great, strike and filter the otter board and make its lapse, then permanent magnetism piece and magnet piece are close to each other, because of two blocks of magnet that polarity is the same are unable just relative, then permanent magnetism piece drives and filters the otter board and rotate certain angle, then with reset spring extension, reset spring produces the resilience resistance, will filter the otter board and promote to initial position, has good buffering effect, avoids leading to its problem emergence of deformation because of the refrigerant is too big to the impact force that filters the otter board and produce.

2. The utility model discloses in, filter plate rotates, and under the effect of centrifugal force, filter plate surface adhesion's impurity removes to the direction of keeping away from filter plate center, simultaneously, strikes off impurity through the scraper blade, has guaranteed filter plate's permeability.

Drawings

Fig. 1 is a schematic structural diagram of a liquid accumulator for a refrigeration and compression system according to the present invention;

fig. 2 is a top view of an internal structure of a liquid storage device for a refrigeration and compression system according to the present invention.

In the figure: the device comprises a shell 1, an air inlet pipe 2, an air outlet pipe 3, an annular fixing plate 4, an upper baffle 5, a lower baffle 6, a filter screen plate 7, an arc-shaped groove 8, a sliding groove 9, a return spring 10, a sliding block 11, a permanent magnet block 12, a magnet block 13, a sealing ring 14, a scraper 15 and a telescopic spring 16.

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.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

Referring to fig. 1-2, a reservoir for refrigeration compression system, including casing 1, the fixed intercommunication in upper end of casing 1 has intake pipe 2, it is worth mentioning that the lower extreme of intake pipe 2 is the funnel-shaped setting of inversion, is favorable to the diffusion of refrigerant, and the fixed intercommunication in lower extreme of casing 1 has outlet duct 3, and it is noted that intake pipe 2 and outlet duct 3 external fixation cover are equipped with sealing washer 14, and the outer lane and the casing 1 fixed connection of sealing washer 14 have improved casing 1's leakproofness.

The utility model discloses in, fixed mounting has annular fixed plate 4 on casing 1's the inside wall, annular fixed plate 4's upper end and lower extreme difference fixedly connected with overhead gage 5 and lower baffle 6, swing joint has filter screen plate 7 on annular fixed plate 4's the inside wall, be equipped with two arcs in the filter screen plate 7, be equipped with two spouts 9 on annular fixed plate 4's the inside wall, equal sliding connection has slider 11 in two spouts 9, slider 11's the other end extends to and sets up and through reset spring 10 and arc 8's lateral wall fixed connection in the arc 8.

The utility model discloses in, filter two permanent magnetism blocks 12 of lower extreme fixedly connected with of otter board 7, the upper end fixedly connected with of lower baffle 6 and 12 assorted magnet pieces 13 of permanent magnetism, permanent magnetism block 12 repels with magnet pieces 13 homopolar, it needs to notice, the upper surface rotation of filtering otter board 7 is connected with two scraper blades 15, expanding

spring

16 and 5 fixed connection of overhead gage are passed through to scraper blade 15's upper end, expanding spring 16 is in compression state, guarantee scraper blade 15 and the upper surface looks butt contact of filtering otter board 7, be equipped with a plurality of collecting vats of arranging side by side on scraper blade 15's the lateral wall.

The utility model discloses its functional principle is explained to following mode of operation of accessible: when the flux of the refrigerant is larger, the filter screen plate 7 is impacted to slide downwards, the permanent magnet blocks 12 and the magnet blocks 13 are close to each other, and because two magnets with the same polarity cannot be in positive opposition, the permanent magnet blocks 12 drive the filter screen plate 7 to rotate for a certain angle, then the reset spring 10 is stretched, the reset spring 10 generates rebound resistance to push the filter screen plate 7 to an initial position, the buffer effect is good, and the problem that the filter screen plate 7 is deformed due to overlarge impact force generated by the refrigerant on the filter screen plate 7 is solved; when the filter screen plate rotates 7, under the effect of centrifugal force, the attached impurity on the surface of the filter screen plate 7 moves towards the direction far away from the center of the filter screen plate 7, and meanwhile, the impurity is scraped by the scraper 15 and is collected into the collecting tank to be conveniently cleaned, so that the permeability of the filter screen plate 7 is ensured.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A liquid storage device for a refrigeration compression system comprises a shell (1) and is characterized in that an air inlet pipe (2) is fixedly communicated with the upper end of the shell (1), an air outlet pipe (3) is fixedly communicated with the lower end of the shell (1), an annular fixing plate (4) is fixedly installed on the inner side wall of the shell (1), an upper baffle (5) and a lower baffle (6) are fixedly connected with the upper end and the lower end of the annular fixing plate (4) respectively, a filter screen plate (7) is movably connected onto the inner side wall of the annular fixing plate (4), two arc-shaped grooves (8) are formed in the filter screen plate (7), two sliding grooves (9) are formed in the inner side wall of the annular fixing plate (4), a sliding block (11) is connected into each sliding groove (9) in a sliding manner, the other end of the sliding block (11) extends into each arc-shaped groove (8) and is fixedly connected with the side wall of each, the lower end of the filter screen plate (7) is fixedly connected with two permanent magnets (12), the upper end of the lower baffle plate (6) is fixedly connected with a magnet block (13) matched with the permanent magnets (12), and the same poles of the permanent magnets (12) and the magnet block (13) repel each other.

2. An accumulator used in a refrigeration and compression system as claimed in claim 1, characterized in that the inlet pipe (2) and the outlet pipe (3) are externally fixed with a sealing ring (14), the outer ring of the sealing ring (14) is fixedly connected with the shell (1).

3. An accumulator as claimed in claim 1, characterized in that the lower end of the intake pipe (2) is in an inverted funnel-like arrangement.

4. A liquid accumulator for a refrigeration and compression system as claimed in claim 1, characterized in that two scrapers (15) are rotatably connected to the upper surface of the filter screen plate (7), and the upper ends of the scrapers (15) are fixedly connected with the upper baffle (5) through expansion springs (16).

5. An accumulator for a refrigeration and compression system, as claimed in claim 4, characterized in that said scraper (15) has, on its lateral wall, a plurality of collecting grooves arranged side by side.