Distributor assembly

Abstract

The distributor assembly comprises a trumpet-shaped distributor body, a plurality of first connecting pipes are arranged at the large-caliber end of the distributor body, a plurality of first holes are evenly distributed in the end face of the large-caliber end of the distributor body along the circumference, and the first holes are all close to the edge of the large-caliber end of the distributor body; the first connecting pipes are mounted in the first holes in a one-to-one correspondence manner, and are welded by adopting a high-temperature vacuum brazing furnace after being mounted in the first holes in a one-to-one correspondence manner; the end, away from the distributor body, of each first connecting pipe is connected with a second connecting pipe. The small-caliber end of the distributor body is connected with a third connecting pipe, the end, away from the distributor body, of the third connecting pipe is connected with a filter, and the end, away from the third connecting pipe, of the filter is connected with a fourth connecting pipe. According to the invention, the manufacturing cost can be reduced, and the defects of unstable connection of part joints and leakage caused by easy corrosion in later use are improved.

Description

Technical Field

[0001] The present application relates to the field of air-conditioning equipment, and in particular to a distributor assembly. Background Art

[0002] A traditional air-conditioning distributor assembly includes a trumpet-shaped distributor body, with a main pipe at one end and several branch pipes installed at the other end. The refrigerant enters the distributor body from the main pipe and flows out from the branch pipes. However, the distributor assembly will encounter various technical bottlenecks during the actual manufacturing process. For example, different material selections will lead to increased manufacturing costs, as well as increased process difficulty during the processing process, which will ultimately lead to high production costs.

[0003] Therefore, the inventor has conducted research and development improvements based on the above-mentioned defects. Utility Model Content

[0004] In order to reduce manufacturing costs, improve the unstable connection of parts and the defects that are prone to corrosion and leakage in later use.

[0005] The present application provides a distributor assembly, which adopts the following technical solution:

[0006] A distributor assembly comprises a trumpet-shaped distributor body, a plurality of first connecting pipes are arranged at a large-diameter end of the distributor body, a plurality of first holes are evenly distributed along the circumference of the end surface of the large-diameter end of the distributor body, the first holes are all close to the edge of the large-diameter end of the distributor body, the first connecting pipes are all installed in the first holes one by one, and the first connecting pipes are welded in a high-temperature vacuum brazing furnace after being installed in the first holes one by one, and the welding temperature is ≥1000°C; the end of each first connecting pipe away from the distributor body is connected to a second connecting pipe; the small-diameter end of the distributor body is connected to a third connecting pipe, the end of the third connecting pipe away from the distributor body is connected to a filter, and the end of the filter away from the third connecting pipe is connected to a fourth connecting pipe; the distributor body is made of stainless steel or aluminum, the first connecting pipe is made of stainless steel or copper, and the third connecting pipe is made of stainless steel.

[0007] In some embodiments, a first flared portion is provided at the connecting end between the second connecting pipe and the first connecting pipe, and the first flared portion is fixed to the first connecting pipe by welding.

[0008] In some embodiments, the second connecting pipe is made of copper.

[0009] In some embodiments, the ends of the second connecting pipe away from the first connecting pipe are connected to the fifth connecting pipe, the connecting end of the fifth connecting pipe and the second connecting pipe is provided with a second flared portion, and the second flared portion is welded and fixed to the second connecting pipe.

[0010] In some embodiments, the end of the fourth connecting pipe away from the filter is connected to the sixth connecting pipe, the connecting end of the sixth connecting pipe and the fourth connecting pipe is provided with a third flared portion, and the third flared portion is welded and fixed to the fourth connecting pipe.

[0011] In some embodiments, the fourth connecting pipe is made of copper.

[0012] In some embodiments, the filter includes a filter housing, a filter element or a filter screen, the filter element or the filter screen is arranged in the filter housing, and the two opposite ends of the filter housing are respectively provided with connection ports, and the two connection ports are respectively provided with necked portions, and the third connecting pipe and the fourth connecting pipe are respectively welded and fixed to the necked portions at the corresponding ends.

[0013] In some embodiments, the first connecting pipe is a straight pipe or a curved pipe, the second connecting pipe is a straight pipe or a curved pipe, and the fourth connecting pipe is a straight pipe or a curved pipe.

[0014] In summary, the present application includes at least one of the following beneficial technical effects:

[0015] 1. Stainless steel or aluminum is used in the manufacturing of the main parts, so that the structure of the main parts is relatively high and the cost can be greatly controlled.

[0016] 2. The welding temperature can be precisely controlled to effectively avoid overburning. At the same time, the welding consistency is good and the risk of leakage is significantly reduced.

[0017] 3. If an aluminum distributor is used, when it is connected to other branch pipes by high-temperature furnace welding, a stainless steel straight pipe can be used between the aluminum and copper branch pipes to solve the problem of potential difference corrosion. Its characteristics are precise control of welding temperature, no overburning, good welding consistency, and significantly reduced leakage risk. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a structural schematic diagram of a dispenser assembly according to an embodiment of the present application.

[0019] Explanation of the reference numerals: 1. distributor body; 2. first connecting pipe; 3. second connecting pipe; 4. first flaring portion; 5. fifth connecting pipe; 6. second flaring portion; 7. third connecting pipe; 8. fourth connecting pipe; 9. sixth connecting pipe; 10. third flaring portion; 11. filter; 12. necking portion. DETAILED DESCRIPTION

[0020] The following is combined with Figure 1 This application is described in further detail.

[0021] The present application embodiment discloses a dispenser assembly, referring to Figure 1, including a trumpet-shaped distributor body 1, the distributor body 1 is made of stainless steel or aluminum, one end of the distributor body 1 is a large-diameter end, and the other end is a small-diameter end, and the end surface of the large-diameter end of the distributor body 1 is evenly distributed with a plurality of first holes along the circumference, and the first holes are close to the edge of the large-diameter end of the distributor body 1, and a plurality of first pipes 2 are arranged at the large-diameter end of the distributor body 1, and the first pipes 2 are straight pipes or curved pipes, and the first pipes 2 are made of stainless steel or copper. The first pipes 2 are all installed in the first holes one by one, and the first pipes 2 are installed in the first holes one by one and then welded in a high-temperature vacuum brazing furnace, and the welding temperature is ≥1000℃. Compared with the traditional welding method, the high-temperature vacuum brazing furnace is used for welding, and the welding temperature can be precisely controlled, which can effectively avoid overburning. At the same time, the welding consistency is good and the leakage risk is significantly reduced.

[0022] Each first connecting pipe 2 is connected to a second connecting pipe 3 at an end away from the distributor body 1. The second connecting pipe 3 is a straight pipe or a curved pipe. The second connecting pipe 3 is made of copper. A first flared portion 4 is provided at the connecting end between the second connecting pipe 3 and the first connecting pipe 2. The first flared portion 4 is welded and fixed to the first connecting pipe 2. The end of the second connecting pipe 3 away from the first connecting pipe 2 is connected to a fifth connecting pipe 5. A second flared portion 6 is provided at the connecting end between the fifth connecting pipe 5 and the second connecting pipe 3. The second flared portion 6 is welded and fixed to the second connecting pipe 3.

[0023] In this embodiment, a third connecting pipe 7 is connected to the small-diameter end of the distributor body 1, and the third connecting pipe 7 is made of stainless steel. The end of the third connecting pipe 7 away from the distributor body 1 is connected to a filter 11, and the end of the filter 11 away from the third connecting pipe 7 is connected to a fourth connecting pipe 8, and the fourth connecting pipe 8 is made of copper. The fourth connecting pipe 8 is a straight pipe or a curved pipe; the end of the fourth connecting pipe 8 away from the filter 11 is connected to a sixth connecting pipe 9, and the connecting end of the sixth connecting pipe 9 and the fourth connecting pipe 8 is provided with a third flaring portion 10, and the third flaring portion 10 and the fourth connecting pipe 8 are welded and fixed.

[0024] In this embodiment, the filter 11 includes a filter housing, a filter element or a filter screen, the filter element or the filter screen is arranged in the filter housing, and the opposite ends of the filter housing are respectively provided with connection ports, and the two connection ports are respectively provided with a necked portion 12, and the third connecting pipe 7 and the fourth connecting pipe 8 are respectively welded and fixed to the necked portions 12 at the corresponding ends.

[0025] The above are all preferred embodiments of the present application, and the protection scope of the present application is not limited thereto. Therefore, any equivalent changes made according to the structure, shape, and principle of the present application should be included in the protection scope of the present application.

Claims

1. A distributor assembly, comprising a trumpet-shaped distributor body (1), characterized in that: A plurality of first pipes (2) are arranged at the large-diameter end of the distributor body (1); a plurality of first holes are evenly distributed along the circumference of the end surface of the large-diameter end of the distributor body (1); the first pipes (2) are installed in the first holes one by one; the first pipes (2) are installed in the first holes one by one and are welded in a high-temperature vacuum brazing furnace, with the welding temperature being ≥1000°C; the end of each first pipe (2) away from the distributor body (1) is connected to a second pipe (3); the small-diameter end of the distributor body (1) is connected to a third pipe (7); the end of the third pipe (7) away from the distributor body (1) is connected to a filter (11); the end of the filter (11) away from the third pipe (7) is connected to a fourth pipe (8); the distributor body (1) is made of stainless steel or aluminum; the first pipes (2) are made of stainless steel or copper; and the third pipe (7) is made of stainless steel.

2. A dispenser assembly according to claim 1, characterized in that: The connecting end of the second connecting pipe (3) and the first connecting pipe (2) is provided with a first flared portion (4), and the first flared portion (4) and the first connecting pipe (2) are fixed by welding.

3. A dispenser assembly according to claim 2, characterized in that: The second connecting pipe (3) is made of copper.

4. A dispenser assembly according to claim 1, characterized in that: The ends of the second connecting pipe (3) away from the first connecting pipe (2) are connected to the fifth connecting pipe (5), the connecting ends of the fifth connecting pipe (5) and the second connecting pipe (3) are provided with a second flared portion (6), and the second flared portion (6) and the second connecting pipe (3) are fixed by welding.

5. A dispenser assembly according to claim 1, characterized in that: The end of the fourth connecting pipe (8) away from the filter (11) is connected to the sixth connecting pipe (9), the connecting end of the sixth connecting pipe (9) and the fourth connecting pipe (8) is provided with a third flared portion (10), and the third flared portion (10) and the fourth connecting pipe (8) are fixed by welding.

6. A dispenser assembly according to claim 5, characterized in that: The fourth connecting pipe (8) is made of copper.

7. A dispenser assembly according to claim 1, characterized in that: The filter (11) comprises a filter housing, a filter element or a filter screen, the filter element or the filter screen being arranged in the filter housing, the filter housing being provided with connection ports at two opposite ends, the two connection ports being provided with necked portions (12), the third connecting pipe (7) and the fourth connecting pipe (8) being fixedly welded to the necked portions (12) at the corresponding ends.

8. A dispenser assembly according to claim 1, characterized in that: The first connecting pipe (2) is a straight pipe or a curved pipe, the second connecting pipe (3) is a straight pipe or a curved pipe, and the fourth connecting pipe (8) is a straight pipe or a curved pipe.

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