High-cleanliness liquid storage dryer easy to install

Abstract

The utility model discloses a high-cleanliness receiver-drier easy to install. According to the technical key points, a shell and a cover body arranged at one end of the shell are included, a containing cavity is formed in the shell, an inlet hole and an outlet hole are formed in the cover body, the inlet hole and the outlet hole are connected with the containing cavity and the outside, a central pipe is arranged in the containing cavity, a drying bag is arranged in the containing cavity, a molecular sieve is arranged in the drying bag, the drying bag is connected with the central pipe, and the molecular sieve is arranged in the drying bag. By means of the compressor, the situation that impurities enter the compressor in the using process, and consequently the compressor is damaged can be avoided.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of liquid storage dryer, more specifically to an easy-to-install high-cleanliness liquid storage dryer. BACKGROUND

[0002] With the development of new energy vehicles, the requirement for liquid storage dryer is higher and higher, the existing liquid storage dryer sets up the center pipe in the jar body, then sets up the lower baffle on the center pipe, then successively installs the lower filter screen, the molecular sieve, the upper filter screen, the upper baffle, finally fixes through the stamping, so that the upper baffle, the lower baffle fix the molecular sieve in the upper filter screen, the lower filter screen. However, in the stamping fixing process, part of the molecular sieve will be broken, and will enter the compressor with the circulation of refrigerant, damage the compressor. SUMMARY

[0003] In view of the defects in the prior art, the utility model aims at providing an easy-to-install high-cleanliness liquid storage dryer to solve the above technical problems.

[0004] To achieve the above object, the utility model provides the following technical scheme: an easy-to-install high-cleanliness liquid storage dryer, comprising: a shell and a cover body arranged at one end of the shell, a containing cavity is arranged in the shell, an inlet hole and an outlet hole are arranged on the cover body, the inlet hole and the outlet hole are connected with the containing cavity and the outside, a center pipe is arranged in the containing cavity, a drying bag is arranged in the containing cavity, a molecular sieve is arranged in the drying bag, the drying bag is connected with the center pipe, and a filter screen is arranged at the bottom of the center pipe.

[0005] As a further improvement of the utility model, the surface of the drying bag is treated without hair.

[0006] As a further improvement of the utility model, the bottom of the shell is provided with a tapered converging portion, and the filter screen is located at the central position of the converging portion.

[0007] As a further improvement of the utility model, the inlet hole and the outlet hole are eccentrically arranged, the center pipe comprises a connecting portion, a bending portion and an output portion, the connecting portion is fixedly connected with the outlet hole, the output portion is fixedly connected with the drying bag, and the bending portion is inclinedly arranged and connected with the output portion and the connecting portion.

[0008] As a further improvement of the utility model, the lower end of the filter screen is provided with a notch, the lower end of the filter screen abuts against the converging portion, the notch and the converging portion form a through hole, the bottom of the filter screen and the bottom of the converging portion have a converging space, and the through hole connects the converging space and the containing cavity.

[0009] As a further improvement of the utility model, the connecting portion, the bending portion and the output portion are integrally formed.

[0010] As further improvement of the utility model, the filter screen is provided with a connecting groove, the output part is located in the connecting groove, a rubber ring is arranged in the connecting groove, the rubber ring is in contact with the output part, and the rubber ring is in a compressed state.

[0011] The utility model has the advantages that impurities are prevented from entering the compressor during use, compressor damage is avoided, the device is convenient to install and produce, and production efficiency is improved. BRIEF DESCRIPTION OF DRAWINGS

[0012] Figure 1 It is a whole structure schematic view of the utility model;

[0013] Figure 2 It is a sectional structure schematic view of the utility model;

[0014] Figure 3 It is a three-dimensional structure schematic view of the center tube and the cover body;

[0015] Figure 4 It is a structure schematic view of the filter screen, the notch, the through hole and the converging part.

[0016] Marking description: 1, the shell; 11, the containing cavity; 2, the cover body; 21, the inlet hole; 22, the outlet hole; 3, the center tube; 31, the connecting part; 32, the bending part; 33, the output part; 4, the drying bag; 5, the filter screen; 51, the notch; 52, the through hole; 53, the connecting groove; 54, the rubber ring; 6, the converging part; 61, the converging space. DETAILED DESCRIPTION

[0017] The utility model will be further described in connection with the embodiments shown in the drawings.

[0018] Referring to Figures 1-4 The utility model discloses a high clean liquid storage dryer easy to install, which comprises a shell 1 and a cover body 2 arranged at one end of the shell 1, wherein the shell 1 is provided with a containing cavity 11, the cover body 2 is provided with an inlet hole 21 and an outlet hole 22, the inlet hole 21 and the outlet hole 22 are connected with the containing cavity 11 and the outside, the containing cavity 11 is provided with a center tube 3, the containing cavity 11 is provided with a drying bag 4, the drying bag 4 is provided with a molecular sieve, the drying bag 4 is connected with the center tube 3, and the bottom of the center tube 3 is provided with a filter screen 5.

[0019] Through the technical scheme, when the liquid storage dryer is installed, the connecting part 31 is fixedly connected with the cover 2, then the rubber ring 54 is placed in the connecting groove 53, then the output part 33 is inserted into the connecting groove 53, the preliminary connection of the filter screen 5 and the center pipe 3 is completed; the dry package 4 is fixed on the center pipe 3 by the cable tie, the connection of the dry package 4 and the center pipe 3 is completed; then the center pipe 3 and the filter screen 5 semi-finished product after connection are placed in the shell 1, the cover 2 is fixed with the shell 1, and the assembly production of the liquid storage dryer is completed, which is convenient for production and installation and has high production efficiency. Without stamping the fixed molecular sieve, the molecular sieve is prevented from being broken, impurities in the shell 1 are reduced, the filter screen 5 is arranged on the center pipe 3, the refrigerant entering the center pipe 3 is filtered, and the situation that impurities enter the compressor through the pipeline during use to cause damage to the compressor is avoided.

[0020] The product is tested through multiple rounds, is convenient to install compared with a traditional liquid storage dryer, has high cleanliness, and has better flow resistance than the traditional liquid storage dryer.

[0021] As a specific embodiment of the improvement, the surface of the dry package 4 is subjected to no-hair treatment.

[0022] Through the technical scheme, the dry package 4 is composed of the non-woven fabric wrapped molecular sieve, the surface of the non-woven fabric is subjected to no-hair treatment by fire, the dry package 4 surface of the liquid storage dryer is prevented from shedding hair during operation. The situation that the shed hair blocks the filter screen 5 is avoided, the service life of the liquid storage dryer is prolonged, and the situation that the shed hair enters the compressor through the filter screen 5 to cause damage to the compressor is avoided.

[0023] As a specific embodiment of the improvement, the bottom of the shell 1 is provided with a tapered converging part 6, and the filter screen 5 is located at the center position of the converging part 6.

[0024] Through the technical scheme, the converging part 6 is downwardly protrudingly arranged at the bottom of the shell 1, so that the edge of the lower end of the filter screen 5 is slightly deformed and is in close contact with the converging part 6 during assembly, and the stability of the position of the filter screen 5 after connection is improved.

[0025] As a specific embodiment of the improvement, the inlet hole 21 and the outlet hole 22 are eccentrically arranged, the center pipe 3 comprises a connecting part 31, a bending part 32 and an output part 33, the connecting part 31 is fixedly connected with the outlet hole 22, the output part 33 is fixedly connected with the dry package 4, and the bending part 32 is obliquely arranged and connects the output part 33 and the connecting part 31.

[0026] By the above technical scheme, the center pipe 3 is composed of the connecting part 31, the bending part 32 and the output part 33, so that the output part 33 is located at the center position of the shell 1, and the refrigerant in the liquid storage dryer can be better output, and the connecting part 31 meets the requirement of eccentric arrangement of the hole 22, so that the inclined hole does not need to be arranged on the cover body 2, the processing time of the cover body 2 is shortened, and the production efficiency of the cover body 2 is improved, and the production efficiency of the liquid storage dryer is improved.

[0027] Specifically, after the dry package 4 is fixed on the connecting part 31, the bending part and the output part 33 by the cable tie, the dry package 4 is attached to the connecting part 31, the bending part and the output part 33, the position is stable, and the stability during use is improved.

[0028] As an improved specific embodiment, the lower end of the filter screen 5 is provided with a gap 51, the lower end of the filter screen 5 is in contact with the converging part 6, the gap 51 and the converging part 6 form a through hole 52, and the bottom of the filter screen 5 and the bottom of the converging part 6 have a converging space 61, and the through hole 52 connects the converging space 61 and the containing cavity 11.

[0029] By the above technical scheme, the refrigerant can enter the converging space 61 through the through hole 52, and then enter the center pipe 3 through the filter screen 5, so as to avoid the accumulation of liquid and improve the stability during use. And the bottom of the filter screen 5 also has a filtering function, which improves the filtering area and ensures the flow of the refrigerant.

[0030] As an improved specific embodiment, the connecting part 31, the bending part 32 and the output part 33 are integrally formed.

[0031] By the above technical scheme, the connecting part 31, the bending part 32 and the output part 33 are integrally formed, which has high structural strength and high stability, improves the stability during use, and prolongs the service life.

[0032] As an improved specific embodiment, the filter screen 5 is provided with a connecting groove 53, the output part 33 is located in the connecting groove 53, a rubber ring 54 is arranged in the connecting groove 53, the rubber ring 54 is in contact with the output part 33, and the rubber ring 54 is in a compressed state.

[0033] By the above technical scheme, after installation is completed, the rubber ring 54 is in a compressed state, so that the lower end of the filter screen 5 is always in contact with the converging part 6, thereby avoiding loosening of the filter screen 5 and avoiding noise, improving the stability during use. And improve the sealing effect, avoid the refrigerant and impurities entering the center pipe 3 without passing through the filter screen 5, which can better avoid damage to the compressor.

[0034] The above merely is preferred implementation manner of the present application, the protection scope of the present application is not only limited to the above examples, and belongs to the technical scheme under the idea of the present application all belongs to the protection scope of the present application. It should be pointed out that, for ordinary skilled person in the art, under the premise of not departing from the principle of the present application, some improvements and decorations, these improvements and decorations should also be considered as the protection scope of the present application.

Claims

1. An easily installed high-cleanliness liquid storage dryer, comprising a shell (1) and a cover (2) arranged at one end of the shell (1), wherein the shell (1) is provided with a containing cavity (11), the cover (2) is provided with an inlet hole (21) and an outlet hole (22), the inlet hole (21) and the outlet hole (22) are connected with the containing cavity (11) and the outside, and the containing cavity (11) is provided with a central tube (3), characterized in that: the central tube (3) is provided with a plurality of annular grooves (31) arranged in a spiral manner, and the annular grooves (31) are arranged in a spiral manner from the bottom of the central tube (3) to the top of the central tube (3). The accommodating cavity (11) is internally provided with a drying bag (4), the drying bag (4) is internally provided with a molecular sieve, the drying bag (4) is connected with a center tube (3), and the bottom of the center tube (3) is provided with a filter screen (5).

2. The easy-to-install high-cleanliness liquid reservoir dryer according to claim 1, characterized in that: The surface of the drying bag (4) is subjected to hairless treatment.

3. The easy-to-mount high-cleanliness liquid reservoir dryer according to claim 1 or 2, characterized in that: The bottom of the shell (1) is provided with a tapered converging portion (6), and the filter screen (5) is located at the center position of the converging portion (6).

4. The easy-to-mount high-cleanliness liquid reservoir dryer according to claim 1 or 2, characterized in that: The inlet hole (21) and the outlet hole (22) are eccentrically arranged, the center tube (3) comprises a connecting portion (31), a bending portion (32) and an output portion (33), the connecting portion (31) is fixedly connected with the outlet hole (22), the output portion (33) is fixedly connected with the drying bag (4), and the bending portion (32) is obliquely arranged and connects the output portion (33) and the connecting portion (31).

5. The easy-to-install high-cleanliness liquid reservoir dryer according to claim 3, characterized in that: The lower end of the filter screen (5) is provided with a notch (51), the lower end of the filter screen (5) abuts against the converging portion (6), the notch (51) and the converging portion (6) form a through hole (52), the bottom of the filter screen (5) and the bottom of the converging portion (6) have a converging space (61), and the through hole (52) connects the converging space (61) and the accommodating cavity (11).

6. The easy-to-install high-cleanliness liquid reservoir dryer according to claim 4, characterized in that: The connecting portion (31), the bending portion (32) and the output portion (33) are integrally formed.

7. The easy-to-mount high-cleanliness liquid reservoir dryer according to claim 4, characterized in that: The upper end of the filter screen (5) is provided with a connecting groove (53), the output portion (33) is located in the connecting groove (53), the connecting groove (53) is internally provided with a rubber ring (54), the rubber ring (54) abuts against the output portion (33), and the rubber ring (54) is in a compressed state.

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