CN219607437U - Refrigerating muffler with micro-channel assembly - Google Patents

Abstract

The utility model discloses a refrigerating muffler with a microchannel assembly, which comprises a muffler assembly, wherein the muffler assembly comprises a muffler, the peripheral surface of the muffler is provided with a mounting groove, the mounting groove is embedded and clamped with a capillary, the peripheral side of the capillary is fixedly provided with a protective sleeve, the protective sleeve is completely and tightly covered on the muffler and the capillary, a microchannel is arranged between the muffler and the capillary, two ends of the muffler assembly are fixedly connected with corrugated pipes, and one end of each corrugated pipe is fixedly provided with a butt joint device.

Description

Refrigerating muffler with micro-channel assembly

Technical Field

The utility model relates to the technical field of refrigeration muffler, in particular to a refrigeration muffler with a micro-channel component.

Background

In order to improve the refrigerating efficiency of a refrigerating system, the capillary tube on a refrigerator, a freezer and other equipment is required to exchange heat with the air return tube in parallel, and an air return tube component formed by the capillary tube and the air return tube forms a heat return circulation device, so that the contact length between the low-pressure air return tube and the capillary tube is at least more than 0.7m in order to meet the heat return circulation requirement during installation, the capillary tube and the air return tube are subjected to sufficient heat exchange, the refrigerant in the capillary tube is further cooled, the supercooling degree of the capillary tube is improved, the refrigerating capacity of an evaporator is increased, the capillary tube is usually welded on the surface of the air return tube directly in the conventional air return tube component of the refrigerator, the heat exchange efficiency is low due to the small contact area of the air return tube and the capillary tube, and in addition, most of the air return tubes are poor in connection sealing performance and have no length adjustment and poor practical performance when being in butt joint with corresponding equipment.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides the refrigeration muffler with the micro-channel component, which solves the problems of low heat exchange efficiency, poor sealing performance, no length adjustment and poor practicality caused by the small contact area of the traditional muffler and a capillary tube.

In order to achieve the above purpose, the utility model is realized by the following technical scheme: the utility model provides a take refrigeration muffler of microchannel subassembly, includes the muffler subassembly, the muffler subassembly includes the muffler, the mounting groove has been seted up to the outer peripheral surface of muffler, mounting groove gomphosis joint has the capillary, the periphery side fixed mounting of capillary has the protective sheath, the complete inseparable cladding of protective sheath is in muffler and capillary, the microchannel has been seted up between muffler and the capillary, the both ends fixedly connected with bellows of muffler subassembly, the one end fixed mounting of bellows has the butt joint ware.

Preferably, the number of the installation grooves is plural, and the installation grooves are circumferentially distributed on the outer peripheral side of the muffler at equal angles.

Preferably, the mounting groove is semicircular, the outer diameter of the capillary is matched with the inner diameter of the mounting groove, the capillary is clamped inside the mounting groove and is in surface contact with the surface of the mounting groove, and at least 1/3 of the volume of the capillary is arranged in the mounting groove.

Preferably, the air return pipe is an aluminum pipe, the capillary pipe is a copper pipe, and the protective sleeve is a heat shrinkage pipe.

Preferably, the butt joint device comprises a butt joint, one end of the butt joint is fixedly connected with a threaded connection port, and the inner wall of the butt joint is sequentially and fixedly provided with a cold-resistant layer and a sealing ring from left to right.

Preferably, the number of the micro channels is set to be plural.

Advantageous effects

The utility model provides a refrigeration muffler with a microchannel assembly. Compared with the prior art, the method has the following beneficial effects:

1. according to the refrigerating muffler with the microchannel assembly, the mounting groove is formed in the muffler, and the capillary tube is embedded and clamped in the mounting groove, so that the contact area between the capillary tube and the muffler is effectively increased, the heat exchange efficiency of the muffler assembly is improved, and the capillary tube is embedded and mounted in the mounting groove without welding, so that maintenance and repair are more convenient, and the number of the mounting grooves can be set to adapt to the refrigerating machines of various refrigerating systems, so that the application range of the muffler assembly is enlarged, and meanwhile, the production cost is effectively reduced; meanwhile, a plurality of micro channels are arranged on part of pipe sections of the capillary tube and the air return pipe, so that the heat exchange efficiency of the capillary tube and the air return pipe can be further improved, the temperature of the refrigerant in the throttling element is further reduced, and the refrigerating performance of the refrigerating device is improved.

2. This take refrigeration muffler of microchannel subassembly, be different from traditional muffler, be fixedly connected with bellows respectively at the both ends of muffler subassembly, the port fixed mounting of bellows has the butt joint ware, the bellows can stretch out and draw back, can freely extend in the installation, thereby can avoid the problem that length is insufficient, the port fixed connection butt joint ware of bellows is used for with equipment butt joint simultaneously, the butt joint ware includes the butt joint, the cold-resistant layer of internal fixation and the sealing washer of butt joint, thereby on the basis of fastening, improve the leakproofness through the sealing washer, overall structure is reasonable, connect fastening, sealing performance is high, characteristics such as the practicality is high.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic view of the muffler assembly of the present utility model;

FIG. 3 is a schematic view of the muffler assembly of the present utility model;

fig. 4 is a schematic view of the structure of the butt joint device of the present utility model.

In the figure: 1. an air return pipe assembly; 11. an air return pipe; 111. a mounting groove; 12. a capillary tube; 13. a protective sleeve; 14. a microchannel; 2. a bellows; 3. a butt joint device; 31. butt joint; 32. a threaded connection port; 33. a cold-resistant layer; 34. and (3) sealing rings.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. 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 be within the scope of the utility model.

Referring to fig. 1-4, the present utility model provides two technical solutions:

embodiment one:

the refrigerating muffler with the micro-channel assembly comprises a muffler assembly 1, the muffler assembly 1 comprises a muffler 11, a mounting groove 111 is formed in the outer peripheral surface of the muffler 11, a capillary tube 12 is connected with the mounting groove 111 in a jogged mode, a protective sleeve 13 is fixedly mounted on the outer peripheral side of the capillary tube 12, the protective sleeve 13 is completely and tightly wrapped on the muffler 11 and the capillary tube 12, a micro-channel 14 is formed between the muffler 11 and the capillary tube 12, two ends of the muffler assembly 1 are fixedly connected with corrugated pipes 2, and one end of each corrugated pipe 2 is fixedly provided with a butt joint device 3.

Embodiment two:

the refrigerating muffler with the microchannel assembly comprises a muffler assembly 1, wherein the muffler assembly 1 comprises a muffler 11, the outer peripheral surface of the muffler 11 is provided with mounting grooves 111, the mounting grooves 111 are embedded and clamped with capillaries 12, the number of the mounting grooves 111 is multiple, the circumference of the mounting grooves 111 is distributed on the outer peripheral side of the muffler 11, the mounting grooves 111 are semicircular, the outer diameter dimension of the capillaries 12 is matched with the inner diameter dimension of the mounting grooves 111, the capillaries 12 are clamped inside the mounting grooves 111 and are in surface contact with the mounting grooves 111, at least 1/3 of the volume of the capillaries 12 is arranged in the mounting grooves 111, and the capillaries 12 are embedded and clamped in the mounting grooves 111, so that the contact area between the capillaries 12 and the muffler 11 is effectively increased, the heat exchange efficiency of the muffler assembly is improved, the capillaries 12 and the muffler 11 are subjected to full heat exchange, the refrigerant in the capillaries 12 is further cooled, the supercooling degree of the refrigerant is improved, and the refrigerating capacity of an evaporator is increased; the outer peripheral side of the capillary tube 12 is fixedly provided with the protective sleeve 13, the protective sleeve 13 is completely and tightly wrapped on the air return tube 11 and the capillary tube 12, the air return tube 11 is an aluminum tube, the capillary tube 12 is a copper tube, the heat conduction performance is good, the heat transfer is convenient, the protective sleeve 13 is a heat shrink tube, the air return tube 11 and the capillary tube 12 can be protected, the air return tube 11 and the capillary tube 12 are not easily damaged, the air return tube 11 and the capillary tube 12 can be tightly wrapped, and the air return tube 11 and the capillary tube 12 are in closer contact so as to perform heat transfer better; the micro-channels 14 are arranged between the air return pipe 11 and the capillary pipe 12, and the number of the micro-channels 14 is multiple, so that the heat exchange efficiency between the capillary pipe 12 and the air return pipe 11 can be further improved, the temperature of the refrigerant in the throttling element is further reduced, and the refrigerating performance of the refrigerating device is improved; the two ends of the muffler component 1 are fixedly connected with the corrugated pipe 2, one end of the corrugated pipe 2 is fixedly provided with the butt joint device 3, the butt joint device 3 comprises a butt joint 31, one end of the butt joint 31 is fixedly connected with a threaded connection port 32, a cold-resistant layer 33 and a sealing ring 34 are sequentially and fixedly arranged on the inner wall of the butt joint 31 from left to right, and the cold-resistant layer 33 is made of butyl rubber and has good cold resistance, chemical corrosion resistance, aging resistance, air impermeability and insulativity; the sealing performance of the butt joint device 3 after being mounted is improved by the sealing ring 34.

When the refrigerating muffler with the micro-channel assembly is used, the mounting groove 111 is formed in the muffler 11, and the capillary tube 12 is embedded and clamped in the mounting groove 111, so that the contact area between the capillary tube 12 and the muffler 11 is effectively increased, the heat exchange efficiency of the muffler assembly is improved, and the capillary tube 12 is embedded and mounted in the mounting groove 111 without welding, so that maintenance and repair are more convenient, and the number of the mounting grooves 111 can be set to adapt to the refrigerating machines of various refrigerating systems, so that the application range of the muffler assembly is enlarged, and the production cost is effectively reduced; meanwhile, a plurality of micro channels 14 are arranged on part of the pipe sections of the capillary tube 12 and the air return pipe 11, so that the heat exchange efficiency of the capillary tube 12 and the air return pipe 11 can be further improved, the temperature of the refrigerant in the throttling element is further reduced, and the refrigerating performance of the refrigerating device is improved; the utility model is different from the traditional muffler, the two ends of the muffler component 1 are respectively and fixedly connected with the corrugated pipe 2, the port of the corrugated pipe 2 is fixedly provided with the butt joint device 3, the corrugated pipe 2 can stretch and retract, the corrugated pipe can be freely stretched in the installation process, so that the problem of insufficient length can be avoided, meanwhile, the port of the corrugated pipe 2 is fixedly connected with the butt joint device 3 for butt joint with equipment, the butt joint device 3 comprises the butt joint head 31, the cold-resistant layer 33 and the sealing ring 34 are fixedly arranged in the butt joint head 31, so that on the basis of fastening, the tightness is improved through the sealing ring 34, the integral structure is reasonable, the connection fastening is realized, the sealing performance is high, the practicability is high, and the like.

And all that is not described in detail in this specification is well known to those skilled in the art.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. Take refrigeration muffler of microchannel subassembly, including muffler subassembly (1), its characterized in that: the muffler assembly (1) comprises a muffler (11), an installation groove (111) is formed in the outer peripheral surface of the muffler (11), a capillary tube (12) is embedded in the installation groove (111), a protective sleeve (13) is fixedly installed on the outer peripheral side of the capillary tube (12), the protective sleeve (13) is completely and tightly wrapped on the muffler (11) and the capillary tube (12), a micro-channel (14) is formed between the muffler (11) and the capillary tube (12), corrugated pipes (2) are fixedly connected to the two ends of the muffler assembly (1), and a butt joint device (3) is fixedly installed at one end of each corrugated pipe (2).

2. The refrigerated air return duct with microchannel assembly of claim 1, wherein: the number of the mounting grooves (111) is plural, and the mounting grooves (111) are circumferentially distributed on the outer peripheral side of the muffler (11) at equal angles.

3. The refrigerated air return duct with microchannel assembly of claim 1, wherein: the mounting groove (111) is semicircular, the outer diameter of the capillary tube (12) is matched with the inner diameter of the mounting groove (111), the capillary tube (12) is clamped inside the mounting groove (111) and is in surface contact with the mounting groove (111), and at least 1/3 of the volume of the capillary tube (12) is arranged in the mounting groove (111).

4. The refrigerated air return duct with microchannel assembly of claim 1, wherein: the air return pipe (11) is an aluminum pipe, the capillary tube (12) is a copper pipe, and the protective sleeve (13) is a heat-shrinkable tube.

5. The refrigerated air return duct with microchannel assembly of claim 1, wherein: the butt joint device is characterized in that the butt joint device (3) comprises a butt joint head (31), one end of the butt joint head (31) is fixedly connected with a threaded connection port (32), and a cold-resistant layer (33) and a sealing ring (34) are sequentially and fixedly installed on the inner wall of the butt joint head (31) from left to right.

6. The refrigerated air return duct with microchannel assembly of claim 1, wherein: the number of micro-channels (14) is set to be plural.