CN211233111U

CN211233111U - Capillary assembly for air-conditioning refrigeration

Info

Publication number: CN211233111U
Application number: CN201922140307.2U
Authority: CN
Inventors: 苏庆勇; 李泽芳
Original assignee: Guilin University of Aerospace Technology
Current assignee: Guilin University of Aerospace Technology
Priority date: 2019-12-04
Filing date: 2019-12-04
Publication date: 2020-08-11
Anticipated expiration: 2029-12-04

Abstract

The utility model discloses a capillary component for air-conditioning refrigeration, which comprises a capillary tube, a protector and a side plate, wherein the inner part of the protector is connected with a stretching section in a sliding way, the stretching section is fixedly connected with the side plate, the capillary tube is positioned between the protector and the side plate, the outer surface of the side plate is connected with a first connecting tube through a heat insulation ring, one end of the first connecting tube is connected with a second connecting tube through a telescopic tube, the end part of the second connecting tube is fixed with a connecting head, the outer side of the connecting head is fixed with a fixed ring, and a heating ring is arranged between the side plates, in the utility model, the capillary tube is arranged in an annular winding way through the protector, an extension section, a spring and the side plate, the outline of the capillary tube is protected through the protector and the side plate, the crack of the bending section is, the spring plays a role in protecting the overlarge extension, and the service cycle and the safety of the air conditioner capillary are increased.

Description

Capillary assembly for air-conditioning refrigeration

Technical Field

The utility model relates to an air conditioning technology field especially relates to a capillary subassembly that air conditioner refrigeration used.

Background

The working principle of the air conditioner is based on four essential parts of a compressor, a condenser, an evaporator and a throttling device, in order to save cost, air conditioner manufacturers adopt capillary tubes with low cost for throttling, wherein the compressor, the condenser and the capillary tubes are all installed in an outdoor unit.

The existing air conditioner capillary component is made of aluminum alloy products, ductility and toughness are insufficient, when the capillary is pulled during operations such as disassembly and maintenance, cracks can be formed at the bent part, safety is low, the application period is short, and when a blockage in the capillary is cleaned, the existing air conditioner capillary component needs to be heated by an oxygen welding gun, and two ends of the capillary cannot be heated, otherwise the capillary is easy to break.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: in order to solve the problems that cracks can be formed on the bent part of the capillary tube and the blockage in the capillary tube is convenient to clean, the capillary tube assembly for air conditioning and refrigeration is provided.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a capillary assembly that air conditioner refrigeration used, includes capillary, protector and curb plate, the inside sliding connection of protector has tensile section, tensile section and curb plate fixed connection, the capillary is located between protector and the curb plate, the surface of curb plate is connected with first connecting pipe through thermal-insulated circle, the one end of first connecting pipe has the second connecting pipe through telescopic tube connection, the end fixing of second connecting pipe has the connector, the outside of connector is fixed with the retainer plate, install the heating circle between the curb plate.

As a further description of the above technical solution:

and two ends of the capillary tube are respectively connected with the connectors.

As a further description of the above technical solution:

the diameter of the first connecting pipe is smaller than that of the second connecting pipe, and the first connecting pipe and the second connecting pipe are detachably arranged.

As a further description of the above technical solution:

and the inner side of the fixed ring is provided with threads.

As a further description of the above technical solution:

the protector is respectively composed of a mounting block, a stretching section and a spring.

As a further description of the above technical solution:

the middle of the inside of the protector is fixed with a mounting block, the two sides of the mounting block are both fixed with springs, and one ends, far away from the mounting block, of the springs are fixed with the extension sections.

To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:

1. the utility model discloses in, through being equipped with protector, extension, spring and curb plate, the capillary ring winding sets up, protects its profile through protector and curb plate to prevent that the capillary drawing from causing the flexure crack, and through the interval of spring and extension capillary that can move about, the spring plays the too big effect of protection extension degree wherein, increases air conditioner capillary's life cycle and security.

2. The utility model discloses in, through being equipped with heating ring and thermal-insulated circle, air conditioner capillary ring winding is in the surface of heating ring, heats crushing plug to air conditioner capillary through switch-on heating ring power supply, and the both ends of capillary air conditioner carry out one thermal-insulated and fixed, and when clearing up the plug, be difficult to directly heat the capillary both ends, and is safer.

Drawings

Fig. 1 is a schematic cross-sectional structural view of a capillary assembly for air conditioning refrigeration according to the present invention;

fig. 2 is a schematic side view of a capillary assembly for air conditioning refrigeration according to the present invention;

fig. 3 is a schematic view of a local structure of a first connecting pipe of a capillary assembly for air conditioning refrigeration according to the present invention.

Illustration of the drawings:

1. a capillary tube; 2. a protector; 3. a stretching section; 4. a side plate; 5. a heat insulation ring; 6. a telescopic pipe; 7. a connector; 8. a stationary ring; 9. a spring; 10. mounting blocks; 11. heating a ring; 12. a first connecting pipe; 13. a second connecting pipe.

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. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: the utility model provides a capillary assembly that air conditioning refrigeration used, includes capillary 1, protector 2 and curb plate 4, the inside sliding connection of protector 2 has tensile section 3,

tensile section

3 and 4 fixed connection of curb plate, capillary 1 is located between protector 2 and the curb plate 2, the surface of curb plate 4 is connected with first connecting pipe 12 through thermal-insulated circle 5, the one end of first connecting pipe 12 is connected with second connecting pipe 13 through flexible pipe 6, the end fixing of second connecting pipe 13 has connector 7, the outside of connector 7 is fixed with retainer plate 8, install heating collar 11 between the curb plate 4.

Specifically, as shown in fig. 1 and 3, both ends of the capillary 1 are connected to connectors 7, respectively, so that the position of the capillary 1 to be infused can be fixed.

Specifically, as shown in fig. 1 and 3, the diameter of the first connecting pipe 12 is smaller than that of the second connecting pipe 13, and the first connecting pipe 12 and the second connecting pipe 13 are detachably disposed, so that the occupied space is reduced, and the applicability is improved.

Specifically, as shown in fig. 2, the inner side of the fixing ring 8 is provided with threads, so that the fixing ring can be installed in a matching manner with an air conditioning assembly to reinforce an interface.

Specifically, as shown in fig. 1, the protector 2 is respectively composed of a mounting block 10, a stretching section 3 and a spring 9, the capillary 1 is protected in contour by the protector 2 and a side plate 4, the capillary 1 is prevented from being stretched to cause a crack at a bend, and the distance of the capillary 1 can be moved by the spring 9 and the stretching section.

Specifically, as shown in fig. 1, a mounting block 10 is fixed in the middle of the inside of the protector 2, springs 9 are fixed on both sides of the mounting block 10, one end of each spring 9, which is far away from the mounting block 10, is fixed to the extension section 3, and the springs 9 play a role in protecting the extension length from being too large, so that the service life and the safety of the air conditioner capillary 1 are increased.

The working principle is as follows: during the use with air conditioner capillary's both ends difference fixed connection head 7, protector 2 and curb plate 4 are put into to air conditioner capillary 1, according to the tensile protection length of extension 3 of air conditioner capillary 1's length, retainer plate 8 passes through between screw thread and the condenser transfer line and the evaporimeter import fixed, weld between air conditioner capillary 1 and the condenser transfer line and the evaporimeter import, the outer wall of effectual protection capillary 1, increase its security, still need regularly to clear up the plug of capillary 1, need put through the power of heating collar 11, heat through heating collar 11 to air conditioner capillary 1 and smash the plug, it is more convenient to operate.

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. The utility model provides a capillary subassembly that air conditioning refrigeration used, includes capillary (1), protector (2) and curb plate (4), its characterized in that, the inside sliding connection of protector (2) has tensile section (3), tensile section (3) and curb plate (4) fixed connection, capillary (1) is located between protector (2) and curb plate (4), the surface of curb plate (4) is connected with first connecting pipe (12) through thermal-insulated circle (5), the one end of first connecting pipe (12) is connected with second connecting pipe (13) through flexible pipe (6), the end fixing of second connecting pipe (13) has connector (7), the outside of connector (7) is fixed with retainer plate (8), install heating collar (11) between curb plate (4).

2. The capillary tube assembly for air conditioning refrigeration as claimed in claim 1, wherein two ends of the capillary tube (1) are respectively connected with the connectors (7).

3. The capillary assembly for air conditioning refrigeration as recited in claim 1, characterized in that said first connecting pipe (12) has a smaller diameter than said second connecting pipe (13), and said first connecting pipe (12) is disposed detachably from said second connecting pipe (13).

4. Capillary assembly for air conditioning refrigeration, according to claim 1, characterized in that the inner side of said fixed ring (8) is threaded.

5. Capillary assembly for air conditioning refrigeration, according to claim 1, characterized in that said protector (2) is constituted by a mounting block (10), a stretch section (3) and a spring (9), respectively.

6. The capillary assembly for air conditioning refrigeration as recited in claim 5, wherein a mounting block (10) is fixed in the middle of the inside of the protector (2), springs (9) are fixed on both sides of the mounting block (10), and one end of each spring (9) far away from the mounting block (10) is fixed with the stretching section (3).