CN219945124U

CN219945124U - Electronic expansion valve welding tool for air conditioner

Info

Publication number: CN219945124U
Application number: CN202321558993.5U
Authority: CN
Inventors: 杨亚朋; 李朝珍; 严宁; 沈良洪; 施远
Original assignee: Xinke Environmental Protection Technology Co ltd
Current assignee: Xinke Environmental Protection Technology Co ltd
Priority date: 2023-06-16
Filing date: 2023-06-16
Publication date: 2023-11-03
Anticipated expiration: 2033-06-16

Abstract

The utility model relates to the technical field of electronic expansion valve welding tools and discloses an electronic expansion valve welding tool for an air conditioner, which comprises a welding tool main body, wherein one side of the welding tool main body is provided with a placing groove, tap water is filled in the inner side of the placing groove, the bottom of the inner side of the placing groove is provided with four positioning grooves, the periphery of the inner side of the placing groove is provided with four limiting grooves, the limiting grooves are positioned on the upper side of the positioning grooves, and the inner side of the positioning groove is inserted with an electronic expansion valve main body for the air conditioner.

Description

Electronic expansion valve welding tool for air conditioner

Technical Field

The utility model relates to the technical field of electronic expansion valve welding tools, in particular to an electronic expansion valve welding tool for an air conditioner.

Background

At present, the throttle element of the variable frequency air conditioner mostly adopts an electronic expansion valve, the valve body of the electronic expansion valve is internally provided with a non-metal component, when the valve body of the electronic expansion valve is brazed and welded with other pipeline parts or refrigeration accessories, the valve body of the electronic expansion valve is required to be cooled (the flame temperature of a brazing welding gun exceeds 1000 ℃), the valve body of the electronic expansion valve is not cooled in the brazing and welding process, the non-metal component in the valve body of the electronic expansion valve can be damaged, and the electronic expansion valve is caused to work failure, so that the air conditioner cannot work normally.

Disclosure of Invention

The utility model aims to provide an electronic expansion valve welding tool for an air conditioner, which is used for solving the problem that the air conditioner cannot work normally because a non-metal material part inside a valve body of an electronic expansion valve is damaged in the welding process of brazing, which is proposed in the background art, is not cooled.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides an electronic expansion valve welding frock for air conditioner, includes welding frock main part, the standing groove has been seted up to welding frock main part one side, the inboard packing of standing groove has the running water, the inboard bottom of standing groove is equipped with four constant head tanks of quantity, the standing groove inboard is equipped with four spacing grooves all around, the spacing groove is located the upside of constant head tank, the electronic expansion valve body that is used for the air conditioner has been inserted to the constant head tank inboard, the electronic expansion valve body outside is equipped with first connecting pipe and second connecting pipe respectively, first connecting pipe is kept away from electronic expansion valve body one end and is connected with the second pipeline by brazing, second connecting pipe is kept away from electronic expansion valve body one end and is connected with first pipeline by brazing.

Preferably, the length and width dimensions of the welding tool main body are 200mm, and the height dimension of the welding tool main body is 100mm.

Preferably, the height dimension of the limiting groove is 16.18mm, the width dimension of the limiting groove is 7mm, and the length dimension of the limiting groove is 11.5mm.

Preferably, the diameter of the positioning groove is 18mm, and the depth of the positioning groove is 5mm.

Preferably, the length dimension of the placement groove is 170mm, and the width dimension of the placement groove is 170mm.

Preferably, the outer side of the first connecting pipe is adapted to the inner side of the limit groove.

Compared with the prior art, the technical scheme provided by the utility model has the following technical effects: according to the utility model, when the electronic expansion valve is brazed, the welding tool can be used for simultaneously accommodating four electronic expansion valves and pipelines for welding, the electronic expansion valves are directly immersed in tap water of the welding tool, the electronic expansion valves are obviously cooled in the welding process, the electronic expansion valves are prevented from being burnt out when the electronic expansion valves are brazed with the pipelines, and meanwhile, the limit grooves and the locating grooves formed in the periphery of the welding tool ensure that the welding dimensional precision of the electronic expansion valves and the pipelines or the refrigerating accessories is higher, and the electronic expansion valves are prevented from deforming.

Drawings

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

FIG. 1 is a schematic view of a first appearance structure of the present utility model;

FIG. 2 is a schematic diagram of a second appearance structure of the present utility model;

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

FIG. 4 is a schematic view of a right-side cross-sectional structure of the present utility model;

fig. 5 is a schematic view of the electronic expansion valve body structure of the present utility model.

Reference numerals illustrate: 1. welding a tool main body; 2. a limit groove; 3. a positioning groove; 4. an electronic expansion valve body; 5. a first pipeline; 6. a second pipeline; 7. tap water; 8. a placement groove; 9. a first connection pipe; 10. and a second connection pipe.

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.

It will be understood that when an element is referred to as being "fixed" or "disposed" on another element, it can be directly on the other element or be indirectly on the other element; when an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.

It is to be understood that the terms "length," "width," "upper," "lower," "front," "rear," "first," "second," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate describing the utility model and simplify the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus are not to be construed as limiting the utility model.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present utility model, the meaning of a plurality of "a number" is two or more, unless explicitly defined otherwise.

It should be understood that the structures, proportions, sizes, etc. shown in the drawings are for the purpose of understanding and reading the disclosure, and are not intended to limit the scope of the utility model, which is defined by the claims, but rather by the claims, unless otherwise indicated, and that any structural modifications, proportional changes, or dimensional adjustments, which would otherwise be apparent to those skilled in the art, would be made without departing from the spirit and scope of the utility model.

Examples

In the prior art, the temperature of the valve body of the electronic expansion valve is not reduced in the brazing welding process, nonmetallic material components inside the valve body of the electronic expansion valve can be damaged, the electronic expansion valve is caused to work failure, and therefore the air conditioner cannot work normally.

Referring to fig. 1-5, the present utility model provides a technical solution: the utility model provides an electronic expansion valve welding frock for air conditioner, includes welding frock main part 1, and welding frock main part 1's length and width size are 200mm, and welding frock main part 1's high size is 100mm, and welding frock main part 1 uses iron plate wire cutting processing shaping, and inside and outside surface application rust-proof paint is handled, and welding frock main part 1 one side has seted up standing groove 8, fills running water 7 with the inboard of standing groove 8 of welding frock main part 1 one side;

tap water 7 is filled in the inner side of the placing groove 8, four positioning grooves 3 are formed in the bottom of the inner side of the placing groove 8, four limiting grooves 2 are formed in the periphery of the inner side of the placing groove 8, the length dimension of the placing groove 8 is 170mm, the width dimension of the placing groove 8 is 170mm, the height dimension of the limiting groove 2 is 16.18mm, the width dimension of the limiting groove 2 is 7mm, the length dimension of the limiting groove 2 is 11.5mm, the limiting groove 2 is located on the upper side of the positioning groove 3, a first connecting pipe 9 of an electronic expansion valve body 4 is placed in the inner side of the limiting groove 2, the electronic expansion valve body 4 for an air conditioner is inserted in the inner side of the positioning groove 3, the diameter of the positioning groove 3 is 18mm, and the depth of the positioning groove 3 is 5mm;

the outside of electronic expansion valve body 4 is equipped with first connecting pipe 9 and second connecting pipe 10 respectively, and electronic expansion valve body 4 one end is kept away from to first connecting pipe 9 is brazed and is connected with second pipeline 6, uses braze welding torch and welding material to weld second pipeline 6 in proper order in one side of first connecting pipe 9, and first pipeline 5 welds in one side of second connecting pipe 10, and second connecting pipe 10 is kept away from electronic expansion valve body 4 one end and is brazed and be connected with first pipeline 5, and the outside adaptation of first connecting pipe 9 is in the inboard of spacing groove 2.

Working principle: when the electronic expansion valve body 4 is required to be welded, tap water 7 is filled in the inner side of a placing groove 8 on one side of the welding tool main body 1, then the bottoms of the four electronic expansion valve bodies 4 are inserted into the inner side of a positioning groove 3, meanwhile, a first connecting pipe 9 of the electronic expansion valve body 4 is placed into the inner side of a limiting groove 2, at the moment, a brazing welding gun and a welding material are used for sequentially welding a second pipeline 6 on one side of the first connecting pipe 9, and a first pipeline 5 is welded on one side of a second connecting pipe 10;

when the electronic expansion valve body 4 is brazed, the welding tool main body 1 can simultaneously accommodate four electronic expansion valve bodies 4 and pipelines for welding, the electronic expansion valve body 4 is directly immersed in tap water 7 of the welding tool main body 1, the temperature of the tap water 7 is normal-temperature water, the electronic expansion valve body 4 is cooled obviously in the welding process, the electronic expansion valve body 4 is ensured not to be burnt out when being brazed with the pipelines, and meanwhile, the limit grooves 2 and the locating grooves 3 which are formed in the periphery of the welding tool main body 1 ensure that the welding dimensional accuracy of the electronic expansion valve body 4 and the pipelines or refrigeration fittings is higher, and the electronic expansion valve is not deformed.

Thus, embodiments of the present utility model have been described in detail with reference to the accompanying drawings. It should be noted that, in the drawings or the text of the specification, implementations not shown or described are all forms known to those of ordinary skill in the art, and not described in detail. Furthermore, the above definitions of the components are not limited to the specific structures, shapes or modes mentioned in the embodiments, and may be simply modified or replaced by those of ordinary skill in the art.

Those skilled in the art will appreciate that the features recited in the various embodiments of the utility model and/or in the claims may be combined in various combinations and/or combinations, even if such combinations or combinations are not explicitly recited in the utility model. In particular, the features recited in the various embodiments of the utility model and/or in the claims can be combined in various combinations and/or combinations without departing from the spirit and teachings of the utility model. All such combinations and/or combinations fall within the scope of the utility model.

The foregoing description of the embodiments has been provided for the purpose of illustrating the general principles of the utility model, and is not meant to limit the utility model thereto, but to limit the utility model thereto, and any modifications, equivalents, improvements and equivalents thereof may be made without departing from the spirit and principles of the utility model.

Claims

1. The utility model provides an electronic expansion valve welding frock for air conditioner, includes welding frock main part (1), its characterized in that: the welding fixture is characterized in that a placing groove (8) is formed in one side of the welding fixture body (1), tap water (7) is filled in the inner side of the placing groove (8), four positioning grooves (3) are formed in the bottom of the inner side of the placing groove (8), four limiting grooves (2) are formed in the periphery of the inner side of the placing groove (8), the limiting grooves (2) are located on the upper side of the positioning grooves (3), an electronic expansion valve body (4) for an air conditioner is inserted in the inner side of the positioning grooves (3), a first connecting pipe (9) and a second connecting pipe (10) are respectively arranged on the outer side of the electronic expansion valve body (4), one end of the first connecting pipe (9) away from the electronic expansion valve body (4) is connected with a second pipeline (6) in a brazing mode, and one end of the second connecting pipe (10) away from the electronic expansion valve body (4) is connected with a first pipeline (5) in a brazing mode.

2. The welding fixture for an electronic expansion valve for an air conditioner according to claim 1, wherein: the length and width dimensions of the welding tool main body (1) are 200mm, and the height dimension of the welding tool main body (1) is 100mm.

3. The welding fixture for an electronic expansion valve for an air conditioner according to claim 1, wherein: the height dimension of the limiting groove (2) is 16.18mm, the width dimension of the limiting groove (2) is 7mm, and the length dimension of the limiting groove (2) is 11.5mm.

4. The welding fixture for an electronic expansion valve for an air conditioner according to claim 1, wherein: the diameter of the positioning groove (3) is 18mm, and the depth of the positioning groove (3) is 5mm.

5. The welding fixture for an electronic expansion valve for an air conditioner according to claim 1, wherein: the length dimension of the placing groove (8) is 170mm, and the width dimension of the placing groove (8) is 170mm.

6. The welding fixture for an electronic expansion valve for an air conditioner according to claim 1, wherein: the outer side of the first connecting pipe (9) is adapted to the inner side of the limit groove (2).