CN206683285U

CN206683285U - Multi-functional filter

Info

Publication number: CN206683285U
Application number: CN201720295516.2U
Authority: CN
Inventors: 王娟; 陈志文; 赵恒龙; 高道宇
Original assignee: Hefei Swan Refrigeration Technology Co Ltd
Current assignee: Hefei Swan Refrigeration Technology Co Ltd
Priority date: 2017-03-24
Filing date: 2017-03-24
Publication date: 2017-11-28
Anticipated expiration: 2027-03-24

Abstract

The utility model discloses a kind of multi-functional filter, include the barrel-type casing being placed between condenser and throttling arrangement, the both ends of barrel-type casing are respectively equipped with two main interfaces and two stub interfaces, two main interfaces are respectively inlet and liquid outlet, and two stub interfaces are respectively to fill fluorine to connect mouth interface and technique interface tube；Screen pack is installed in barrel-type casing.The utility model has simple in construction, simplifies system, and reliability is high, it is easy to process the features such as, function is more, not only with filtering function, also carries out nitrogen charging to refrigeration system, vacuumizes and fills the functions such as refrigerant.

Description

Multi-functional filter

Technical field

It the utility model is related to and use art of refrigeration units of the filter as filter, specifically a kind of multi-functional mistake Filter.

Background technology

Do not handle clean when in refrigeration systems, due to manufacture and bring micro chip, dirt into, or due to refrigerant It is impure and bring foul into, it is also possible to due to refrigerant system unit inwall occurs corrosion function and the impurity that comes off, if this A little buildups are in throttling arrangement or compressor, it will obstruction refrigerating channel or the moving component damaged in compressor, therefore, Filter must be installed in system pipeline.Filter is a kind of conventional refrigeration system filter, and it has simple in construction, valency The irreplaceable advantages such as lattice are cheap, are particularly widely used in refrigerator, domestic air conditioning and part industrial air-conditioning.Traditional Filter is typically designed as two interfaces, and a connection condensator outlet, other end connection throttling arrangement entrance, performance is single, Only there is filtering function.

And due to system nitrogen charging when manufacturing, repairing, vacuumize and fill the needs of refrigerant, again would generally be in refrigeration system Middle welding fills fluorine and connects mouth and process duct, it is generally the case that mostly using being welded on the air intake duct of compressor or the height of compressor In pressure pipe.But in practical operation, there is the drawbacks of certain both welding positions, and former adds fluorine speed slow, if liquid fills Note easily causes compressor liquid hammer again；Latter needs the pressure of fluorine bottle sufficiently large, is otherwise difficult filling refrigerant.Even if it will fill Fluorine connects mouth and process duct is welded in other pipelines, and connecing mouth and process duct and pipeline due to filling fluorine typically uses vertical welding, i.e., A hole that mouth and process duct pipe diameter size are connect with filling fluorine is opened on tube wall, fluorine will be filled and connect in mouth and process duct insertion pipe tap, But because tube wall is very thin, between general 0.8 ~ 1mm, so coordinate contact surfac is very small, if not prison welding, later stage fill fluorine, to connect mouth more It is secondary to be leaked using undue force or because bad environments corrosion all easily causes junction.

Utility model content

The purpose of this utility model is to provide a kind of multi-functional filter, and it has simple in construction, simplified system, reliability Height, it is easy to process the features such as, function is more, not only with filtering function, also carries out nitrogen charging to refrigeration system, vacuumizes and fill The functions such as refrigerant.

The technical solution of the utility model is as follows：

A kind of multi-functional filter, include the barrel-type casing being placed between condenser and throttling arrangement, it is characterised in that： The both ends of the barrel-type casing are respectively equipped with two main interfaces and two stub interfaces, and described two main interfaces are respectively feed liquor Mouth and liquid outlet, described two stub interfaces are respectively to fill fluorine to connect mouth interface and technique interface tube；In described barrel-type casing Screen pack is installed.

Described multi-functional filter, it is characterised in that：Described barrel-type casing uses round copper pipe machine-shaping.

Described multi-functional filter, it is characterised in that：Described inlet is connected with the connecting tube for leading to condenser.

Described multi-functional filter, it is characterised in that：Described liquid outlet is connected with the connecting tube for leading to throttling arrangement.

Described multi-functional filter, it is characterised in that：It is described fill fluorine and connect mouth interface and be connected with fill fluorine and connect mouth.

Described multi-functional filter, it is characterised in that：Described technique interface tube is connected with process duct.

The utility model adds one and fills that fluorine connects mouth interface and a process duct connects on the basis of conventional filter Mouthful.

Each interface of the present utility model and fill fluorine and connect mouth, process duct, the connecting tube for leading to condenser, lead to throttling arrangement Connect between connecting tube and welded using axial spigot-and-socket.Compared to vertical welding, welding mating surface greatly increases, welding jail Gu, reliability it is high, greatly reduce the possibility of refrigerant leakage.

The internal structure of the utility model center section is identical with conventional filter, and inside installs filter screen additional, to realize tradition Filtering function.

When lack of refrigerant in system, the fluorine that fills that can connect that mouth interface connected by filling fluorine connects mouth system is supplemented Refrigerant, the process duct that technique interface tube is connected mainly facilitate in manufacturing process system is carried out after system welding nitrogen charging, Vacuumize, fill.

It is of the present utility model to fill fluorine and connect mouth interface and the position of technique interface tube and overturn, also can be according to actual refrigeration System design needs selection only sets one to fill fluorine and connects mouth interface or technique interface tube, can also carry out the optimization in structure.

The beneficial effects of the utility model：

1st, the utility model has filtering function, i.e., foul in filtration system, prevents that refrigerating channel from blocking or damage is compressed Moving component in machine, make refrigeration system normal operation.

2nd, the utility model has carries out nitrogen charging, vacuumizes and fills the functions such as refrigerant to refrigeration system, and structure letter It is single, it is easily fabricated, simplify system, reliability is high, easy for installation, easy to implement and operation.

3rd, the utility model is applied widely, can be widely applied to refrigerator, domestic air conditioning and industry using filter The equipment such as air-conditioning.

Brief description of the drawings

Fig. 1 is the utility model structure diagram.

Fig. 2 is the utility model structural side view.

Fig. 3 is application drawing of the present utility model.

Embodiment

Referring to Fig. 1,2, a kind of multi-functional filter, include the barrel-type casing 5 being placed between condenser and throttling arrangement, The both ends of barrel-type casing 5 are respectively equipped with two main interfaces and two stub interfaces, and two main interfaces are respectively inlet 1 and go out liquid Mouth 2, two stub interfaces are respectively to fill fluorine to connect mouth interface 3 and technique interface tube 4；Screen pack is installed in barrel-type casing 5.

Barrel-type casing 5 uses round copper pipe machine-shaping, simple in construction, easy to process.

Referring to Fig. 3, inlet 1 is connected with the connecting tube III for leading to condenser, and liquid outlet 2, which is connected with, leads to throttling arrangement Connecting tube IV, fill fluorine and connect mouth interface 3 and be connected with and fill fluorine and connect mouth I, technique interface tube 4 is connected with process duct II.

Lead to the connecting tube III of condenser and inlet 1, lead to the connecting tube IV of throttling arrangement and liquid outlet 2, fill fluorine and connect Mouth I and fill fluorine and connect between mouth interface 3, process duct II and technique interface tube 4 and welded using axial spigot-and-socket, firm welding, can By property height.Compared to vertical welding, welding mating surface greatly increases, and firm welding, reliability are high, greatly reduce refrigerant and let out The possibility of leakage.

The internal structure of the center section of barrel-type casing 5 is identical with conventional filter, and inside installs filter screen additional, traditional to realize Filtering function.

Refrigerant is come out from condenser, and the connecting tube III through leading to condenser is entered in filter by inlet 1, filtered Discharged after device self-filtering net filtration by liquid outlet 2, the connecting tube IV through leading to throttling arrangement is entered back into throttling arrangement, is realized Filtering function.

When lack of refrigerant in system, the fluorine that fills that can connect that mouth interface 3 connected by filling fluorine connects mouth I system is mended Refrigerant is filled, the process duct II that technique interface tube 4 is connected mainly facilitates in manufacturing process to be carried out after system welding to system Nitrogen charging, vacuumize, fill.

It is of the present utility model to fill fluorine and connect mouth interface 3 and the position of technique interface tube 4 and overturn, also can be according to actual refrigeration System design needs select only setting one to fill fluorine and connect mouth interface 3 or technique interface tube 4, can also carry out the optimization in structure.

Claims

1. a kind of multi-functional filter, include the barrel-type casing being placed between condenser and throttling arrangement, it is characterised in that：Institute The both ends for stating barrel-type casing are respectively equipped with two main interfaces and two stub interfaces, and described two main interfaces are respectively inlet And liquid outlet, described two stub interfaces are respectively to fill fluorine to connect mouth interface and technique interface tube；Pacify in described barrel-type casing Equipped with screen pack.

2. multi-functional filter according to claim 1, it is characterised in that：Described barrel-type casing is processed using round copper pipe Shaping.

3. multi-functional filter according to claim 1, it is characterised in that：Described inlet, which is connected with, leads to condenser Connecting tube.

4. multi-functional filter according to claim 1, it is characterised in that：Described liquid outlet, which is connected with, leads to throttling dress The connecting tube put.

5. multi-functional filter according to claim 1, it is characterised in that：It is described fill fluorine and connect mouth interface and be connected with fill fluorine Connect mouth.

6. multi-functional filter according to claim 1, it is characterised in that：Described technique interface tube is connected with technique Pipe.