CN219531285U

CN219531285U - Filter for refrigerant recovery filling machine

Info

Publication number: CN219531285U
Application number: CN202320376270.7U
Authority: CN
Inventors: 祝清
Original assignee: SHENZHEN TEKTINO CO LTD
Current assignee: SHENZHEN TEKTINO CO LTD
Priority date: 2023-03-03
Filing date: 2023-03-03
Publication date: 2023-08-15
Anticipated expiration: 2033-03-03

Abstract

The utility model relates to the field of refrigerant recovery and filtration, and discloses a filter for a refrigerant recovery filling machine, which comprises a filter chamber, wherein a refrigerant inlet is arranged on the left side of the filter chamber, a refrigerant outlet is arranged on the right side of the filter chamber, the refrigerant outlet is communicated with the filling machine, and a handle is arranged at the top of the filter chamber; a filter assembly mounted on the filter chamber; and a collection assembly. The utility model has the following advantages and effects: can be convenient for can realize the dismantlement to the inside filtration of filter through opening the apron for dismantle the operation comparatively simply, labour saving and time saving makes the dismantlement speed faster, dismantles the live time shorter, and the quantity of the inside dirt of filter is known and mastered to the accessible transparent collecting pipe facilitating the use person, in order to in time clear up, suggestion structural design is simple, makes structure use cost lower, has improved the cost performance of use convenience and purchase of this filter.

Description

Filter for refrigerant recovery filling machine

Technical Field

The utility model relates to the technical field of refrigerant recovery and filtration, in particular to a filter for a refrigerant recovery filling machine.

Background

Products using a refrigerant circulation system such as a refrigerator, an air conditioner and a vehicle cold air in the market all utilize the physical state change of the refrigerant in the circulation system to generate heat absorption and heat release, so as to achieve the purposes of refrigeration, heating and dehumidification, the refrigerant is easy to deteriorate after long-term use, the service life of the product is further influenced, the refrigeration effect is also reduced, and therefore, the products are regularly maintained through the refrigerant recovery machine; a filter is needed when the refrigerant is recovered;

the publication No. CN213578243U discloses a filtering device for a refrigerant recovery filling machine, which comprises a shell and a cover body arranged on the shell, wherein the shell forms a ventilation chamber with an opening at the top, a first air inlet, a first air outlet and a sewage outlet are arranged on the shell, a first-stage filter screen and a second-stage filter screen are arranged in the ventilation chamber, the mesh diameter of the first-stage filter screen is larger than that of the second-stage filter screen, and a warning device is arranged on the bottom surface inside the filtering device;

for example, when the filter device is used in the comparison document, two problems may exist, namely, firstly, when the filter structure is dismounted, the cover body needs to be opened first, then each filter structure is taken out layer by layer, the operation may make the operation of the filter when the internal filter structure is replaced more complicated, time and labor are wasted, the dismounting speed is slower, the dismounting time is longer, secondly, the number of dirt in the filter is difficult to know, so that the frequency of cleaning the internal impurities at regular intervals is not well determined, the circuit is used for controlling the detection of the number of dirt in the filter and prompting the user through lamplight, however, the judging mode may be complex in design, the use cost of the part of structure is higher, and the use convenience and the purchase cost of the filter may be reduced;

therefore, it is necessary to design a filter for a refrigerant recovery filling machine, which can conveniently disassemble the filtering structure and conveniently grasp the dirt quantity in the filter with high cost performance.

Disclosure of Invention

The utility model aims to provide a filter for a refrigerant recovery filling machine, which has the advantages of convenient disassembly of a filtering structure and convenient mastering of the dirt quantity inside the filter with high cost performance.

The technical aim of the utility model is realized by the following technical scheme: comprising the following steps:

the left side of the filtering chamber is provided with a refrigerant inlet, the right side of the filtering chamber is provided with a refrigerant outlet, the refrigerant outlet is communicated with the filling machine, and the top of the filtering chamber is provided with a handle;

a filter assembly mounted on the filter chamber;

and the collecting assembly is arranged on the filtering chamber.

The utility model is further provided with: the filter assembly comprises a cover plate, inserting rods, slots, connecting rods and a filter frame, wherein the inserting rods are fixedly arranged at four corners of the bottom of the cover plate, the handles are fixedly arranged at the top of the cover plate, the slots are formed in four corners of the top of the filter chamber, the inserting rods are slidably arranged on the inner sides of the slots, the connecting rods are fixedly arranged at four corners of the bottom of the cover plate and are positioned on the inner sides of the inserting rods, the connecting rods are fixedly arranged at four corners of the top of the filter frame, and the filter frame is slidably arranged between the inner sides of the filter chamber.

Through adopting above-mentioned technical scheme, but convenient to detach filter component.

The utility model is further provided with: the inserted link is interference fit with the slot, a sealing gasket is arranged on the periphery of the bottom of the cover plate, and the sealing gasket is abutted against the inner wall of the filter chamber.

By adopting the technical scheme, the cover plate can be conveniently fixed.

The utility model is further provided with: the top and the bottom of filter frame all set up to steel wire network structure, both sides opening around the filter frame, the left and right sides is provided with the connecting plate.

By adopting the technical scheme, the refrigerant can conveniently pass through.

The utility model is further provided with: the inside of filter frame has set gradually quartz sand filter layer, filter cotton layer and active carbon filter layer from bottom to top, the size of filter frame looks adaptation with the overlook cross-section size of filter chamber.

By adopting the technical scheme, the refrigerant can be filtered conveniently.

The utility model is further provided with: the collecting assembly comprises a material guiding table, a notch and a collecting pipe, wherein the material guiding table is fixedly arranged on the inner wall of the bottom of the filtering chamber, the notch is formed in the middle of the bottom of the filtering chamber, and the collecting pipe is in threaded connection with the inner side of the notch.

By adopting the technical scheme, the dirt can be conveniently collected and filtered.

The utility model is further provided with: the inner side of the opening is provided with external threads, and the outer upper side of the collecting pipe is provided with internal threads which are matched with the external threads.

By adopting the technical scheme, the collecting pipe can be conveniently fixed.

The utility model is further provided with: the collecting pipe is made of transparent acrylic materials, and a baffle is arranged in the middle of the outer side of the collecting pipe.

By adopting the technical scheme, the dirt quantity in the collecting pipe can be conveniently observed.

The beneficial effects of the utility model are as follows:

1. according to the filter assembly, the filter for the refrigerant recovery filling machine can be convenient to detach the filter structure inside the filter by opening the cover plate, so that the disassembly operation is simpler, time and labor are saved, the disassembly speed is higher, and the time for disassembly is shorter.

2. According to the filter for the refrigerant recovery filling machine, through the collection assembly, a user can know and master the dirt quantity inside the filter conveniently through the transparent collection tube, so that the filter can be cleaned in time, the prompt structure is simple in design, the structure use cost is low, and the use convenience and the purchasing cost performance of the filter are improved.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings required for the description of the embodiments will be briefly described below, and it is apparent that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic structural diagram of a filter for a refrigerant recovery filling machine according to the present utility model.

Fig. 2 is a schematic cross-sectional view of a filter for a refrigerant recycling and filling machine according to the present utility model.

Fig. 3 is a schematic diagram of a portion a in fig. 2.

Fig. 4 is a schematic diagram of the structure of part B in fig. 2.

In the figure, 1, a filter chamber; 2. a refrigerant inlet; 3. a refrigerant outlet; 4. a handle; 5. a cover plate; 6. a rod; 7. a slot; 8. a connecting rod; 9. a filter frame; 10. a quartz sand filter layer; 11. a filter cotton layer; 12. an activated carbon filter layer; 13. a material guiding table; 14. a notch; 15. and (5) collecting pipes.

Detailed Description

The technical scheme of the present utility model will be clearly and completely described in connection with specific embodiments. It will be apparent that the described embodiments are only some, but not all, embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to fall within the scope of the utility model.

Referring to fig. 1, 2, 3 and 4, the utility model provides a filter for a refrigerant recycling and filling machine, which comprises a filter chamber 1, a filter assembly and a collecting assembly, wherein a refrigerant inlet 2 is arranged on the left side of the filter chamber 1, a refrigerant outlet 3 is arranged on the right side of the filter chamber 1, the refrigerant outlet 3 is communicated with the filling machine, a lifting handle 4 is arranged on the top of the filter chamber 1, the lifting handle 4 is embedded in the groove by arranging a groove on a cover plate 5, so that the top of the cover plate 5 is prevented from interfering with external installation parts during installation, the filter assembly is installed on the filter chamber 1, and the collecting assembly is installed on the filter chamber 1.

Specifically, inserted bar 6 fixed mounting is in the bottom four corners of apron 5, handle 4 fixed mounting is at the top of apron 5, slot 7 sets up in the top four corners of filter chamber 1, inserted bar 6 slidable mounting is in the inboard of slot 7, connecting rod 8 fixed mounting is in the bottom four corners of apron 5 and be located the inboard of inserted bar 6, connecting rod 8 fixed mounting is in the top four corners of filter frame 9, connecting rod 8 can follow apron 5 and remove and then realize convenient dismantlement and the fixed of filter frame 9, filter frame 9 slidable mounting is between the inboard of filter chamber 1, be interference fit between inserted bar 6 and the slot 7, it is higher to inject the cooperation mode and can make apron 5 fixed compactness, the bottom a week of apron 5 is provided with sealed the pad, sealed pad and the inner wall looks butt of filter chamber 1, sealed pad can avoid refrigerant to leak, the top and the bottom of filter frame 9 all set up to steel wire network structure, steel wire network structure can provide less preliminary filtration effect when the refrigerant passes through of being convenient for, the front and back both sides opening of filter frame 9, the left and right sides are provided with the connecting plate, the inboard of filter frame 9 has set gradually quartz sand filter layer 10 from bottom to top in proper order, filter layer 11 and active filter layer 12, the size of filter frame 1 and each filter cross-section of filter chamber 1 can be fully matched with each other.

Specifically, guide table 13 fixed mounting is in the bottom inner wall of filter chamber 1, the department in the middle of the bottom of filter chamber 1 is seted up to the opening 14, collecting pipe 15 threaded connection is in the inboard of opening 14, the inboard of opening 14 is provided with the external screw thread, the outside upside of collecting pipe 15 is provided with the internal screw thread, internal screw thread and external screw thread looks adaptation can be convenient for realize dismantling and fixed collecting pipe 15 through adopting the screw-thread fit, collecting pipe 15 adopts transparent acrylic material to make, transparent material can be convenient for the user observe dirt quantity, the department is provided with the separation blade in the middle of the outside of collecting pipe 15, the separation blade can be convenient for suggestion user whether collecting pipe 15 is fixed completely.

Through the structure, the filter for the refrigerant recycling and filling machine can conveniently disassemble the filter internal filtering structure by opening the cover plate 5, so that the disassembling operation is simpler, the disassembling speed is faster, the disassembling time is shorter, a user can know and master the quantity of dirt inside the filter conveniently through the transparent collecting pipe 15, the cleaning is convenient in time, the prompting structure design is simple, the structure using cost is lower, the using convenience and the purchasing cost performance of the filter are improved, the special operation is that when the filtering structure needs to be disassembled and replaced, the handle 4 is only needed to be grasped to pull the cover plate 5 upwards to enable the inserting rod 6 to slide in the slot 7, the filtering frame 9 can be driven to move upwards inside the filtering chamber 1 through the connecting rod 8, all the filtering structures can be sequentially carried out, the disassembling process is finished, when the filter is used, the user can know the quantity of dirt inside the filter through observing the dirt precipitation condition inside the collecting pipe 15, the time and the interval are convenient to arrange, and the cleaning can be finished only by rotating the collecting pipe 15 to separate the filter through thread matching with the thread opening 14 when the dirt needs to be cleaned.

The filter for the refrigerant recovery filling machine provided by the utility model is described in detail above. The principles and embodiments of the present utility model have been described herein with reference to specific examples, which are intended to be merely illustrative of the methods of the present utility model and their core ideas. It should be noted that it will be apparent to those skilled in the art that various modifications and adaptations of the utility model can be made without departing from the principles of the utility model and these modifications and adaptations are intended to be within the scope of the utility model as defined in the following claims.

Claims

1. A filter for a refrigerant recovery filler, comprising:

the device comprises a filtering chamber (1), wherein a refrigerant inlet (2) is formed in the left side of the filtering chamber (1), a refrigerant outlet (3) is formed in the right side of the filtering chamber (1), the refrigerant outlet (3) is communicated with a filling machine, and a lifting handle (4) is arranged at the top of the filtering chamber (1);

a filter assembly mounted on the filter chamber (1);

and the collecting assembly is arranged on the filtering chamber (1).

2. The filter for the refrigerant recycling and filling machine according to claim 1, wherein the filter assembly comprises a cover plate (5), an inserting rod (6), a slot (7), a connecting rod (8) and a filter frame (9), the inserting rod (6) is fixedly installed at four corners of the bottom of the cover plate (5), the handle (4) is fixedly installed at the top of the cover plate (5), the slot (7) is formed in four corners of the top of the filter chamber (1), the inserting rod (6) is slidably installed at the inner side of the slot (7), the connecting rod (8) is fixedly installed at four corners of the bottom of the cover plate (5) and is located at the inner side of the inserting rod (6), the connecting rod (8) is fixedly installed at four corners of the top of the filter frame (9), and the filter frame (9) is slidably installed between the inner sides of the filter chamber (1).

3. The filter for the refrigerant recovery filling machine according to claim 2, wherein the insert rod (6) is in interference fit with the slot (7), a sealing gasket is arranged on the periphery of the bottom of the cover plate (5), and the sealing gasket is abutted against the inner wall of the filter chamber (1).

4. The filter for the refrigerant recovery filling machine according to claim 3, wherein the top and the bottom of the filter frame (9) are both arranged in a steel wire net structure, the front side and the rear side of the filter frame (9) are opened, and the left side and the right side of the filter frame are provided with connecting plates.

5. The filter for the refrigerant recovery filling machine according to claim 4, wherein a quartz sand filter layer (10), a filter cotton layer (11) and an active carbon filter layer (12) are sequentially arranged on the inner side of the filter frame (9) from bottom to top, and the size of the filter frame (9) is matched with the overlook section size of the filter chamber (1).

6. The filter for the refrigerant recovery filling machine according to claim 1, wherein the collecting assembly comprises a material guiding table (13), a notch (14) and a collecting pipe (15), the material guiding table (13) is fixedly arranged on the inner wall of the bottom of the filtering chamber (1), the notch (14) is formed in the middle of the bottom of the filtering chamber (1), and the collecting pipe (15) is in threaded connection with the inner side of the notch (14).

7. The filter for the refrigerant recovery filling machine according to claim 6, wherein an external thread is arranged on the inner side of the opening (14), an internal thread is arranged on the outer upper side of the collecting pipe (15), and the internal thread is matched with the external thread.

8. The filter for the refrigerant recovery filling machine according to claim 7, wherein the collecting pipe (15) is made of transparent acrylic material, and a baffle is arranged in the middle of the outer side of the collecting pipe (15).