CN217844357U

CN217844357U - Shunt body

Info

Publication number: CN217844357U
Application number: CN202222147141.9U
Authority: CN
Inventors: 周良杰; 周新宇; 王挺宇; 王之建
Original assignee: Taizhou Asia Pacific Air Conditioning Valve Factory
Current assignee: Taizhou Asia Pacific Air Conditioning Valve Factory
Priority date: 2022-08-15
Filing date: 2022-08-15
Publication date: 2022-11-18
Anticipated expiration: 2032-08-15

Abstract

The utility model relates to a refrigeration spare part technical field, more specifically relate to a branching body. Comprises a branch main body, wherein the branch main body is provided with a refrigerant branch piece and a refrigerant inlet piece; the refrigerant flow dividing piece is provided with a plurality of flow dividing holes correspondingly welded with the capillary tubes; the refrigerant inlet part is hollow and is communicated with the flow dividing hole, the refrigerant inlet part and the refrigerant flow dividing part are integrally connected, and a refrigerant inlet is formed in the other end of the refrigerant inlet part. Through will not need to weld because refrigerant reposition of redundant personnel piece and refrigerant import piece body coupling, reduced the welding step and reduced welding material and used, simultaneously owing to reduced its branch body of a welding point quality stability in the use higher.

Description

Shunt body

Technical Field

The utility model relates to a refrigeration spare part technical field, more specifically relate to a branching body.

Background

The air conditioner mainly comprises an indoor heat exchanger, an outdoor heat exchanger, a compressor, a controller and a system management, the number of pipelines for connecting the indoor heat exchanger and the outdoor heat exchanger of the existing air conditioner with the number of 2P is large, in order to reduce flow and pressure loss, a refrigerant needs to be divided into a plurality of branches, so that the flow of the refrigerant in each branch is different, in order to solve the problem of refrigerant flow distribution, a branch body assembly is generally installed in the pipeline, and the refrigerant is uniformly distributed by adjusting the length of a capillary tube or the number of U-shaped tubes, so that the system can operate better, and the branch body is a key part for realizing refrigerant flow distribution.

However, the conventional branching body (as shown in fig. 7-8) is generally formed by welding two parts, namely, the refrigerant branching member a and the refrigerant inlet member b, and the welding end at the position c is usually added when the two parts of the refrigerant branching member a and the refrigerant inlet member b are welded, so that the overall material cost of the entire branching body is increased.

SUMMERY OF THE UTILITY MODEL

In view of this, for reducing material cost, the utility model discloses it optimizes not enough among the prior art to now provide a shunting body.

In order to achieve the above purpose, the utility model relates to a shunt body, which comprises a shunt main body, wherein the shunt main body is provided with a refrigerant shunt part and a refrigerant inlet part; a plurality of shunting holes which are correspondingly welded with the capillary tubes are formed in the refrigerant shunting piece; the refrigerant inlet part is hollow and communicated with the flow dividing hole, the refrigerant inlet part is integrally connected with the refrigerant flow dividing part, and a refrigerant inlet is formed in the other end of the refrigerant inlet part.

In the above arrangement, since the refrigerant flow dividing part and the refrigerant inlet part are integrally connected, welding is not required, welding steps are reduced, and the use of welding materials is reduced, so that the effect of reducing cost is achieved, and meanwhile, the quality stability of the branching body is higher in the use process due to the reduction of one welding point.

In order to realize the effect of one minute multiple discharge, the utility model discloses further set up, the refrigerant reposition of redundant personnel piece is the column just set up on the refrigerant reposition of redundant personnel piece at least two with capillary welded branch discharge orifice, the vertical setting that is parallel to each other between the same and a branch discharge orifice in aperture of each branch discharge orifice simultaneously to can set up the quantity in branch discharge orifice according to actual demand.

The utility model is further provided with that the refrigerant inlet piece comprises a first cavity and a second cavity, and the joint of the first cavity and the second cavity is provided with a limit flange, so that when the refrigerant inlet piece is connected with the pipeline, the refrigerant inlet piece has a limit effect on the pipeline; the longitudinal section of the cavity I is rectangular, the longitudinal section of the cavity II is isosceles trapezoid-shaped, and the cavity II is integrally connected with the refrigerant flow distributing piece; the arrangement of the two cavities not only can slow down the flow velocity of the refrigerant, but also can reduce the pressure of the refrigerant, so that the refrigerant can enter the flow dividing hole more gently.

In order to further improve the uniform effect of the flow distribution, the utility model is further arranged, an impeller is arranged in the cavity II, and the impeller is a stainless steel impeller; an intermediate piece is arranged between the impeller and the flow dividing hole in the second cavity, a channel which is communicated with the flow dividing hole and corresponds to the flow dividing hole in position is arranged on the intermediate piece, and a spiral in the refrigerant flowing direction is arranged in the channel.

The beneficial effects are as follows: 1. the refrigerant shunt part and the refrigerant inlet part are integrally connected, so that welding is not needed, welding steps are reduced, welding materials are reduced, and the shunt body has higher quality stability in the use process due to the reduction of one welding point; 2. the addition of the impeller can make the refrigerant flow distribution effect more uniform; 3. the arrangement of the first cavity and the second cavity can not only slow down the flow velocity of the refrigerant, but also reduce the pressure of the refrigerant, so that the refrigerant can enter the flow dividing hole more smoothly; 4. the spiral is arranged in the channel of the middle piece between the impeller and the shunting hole, so that the flow speed of the refrigerant can be delayed, and the channel is correspondingly communicated with the shunting hole, so that shunting is more uniform.

Drawings

Fig. 1 is a perspective view and a cross-sectional view of the present invention.

Fig. 2 is a cross-sectional view of another embodiment of the present invention.

Fig. 3 is a cross-sectional view and a perspective solid view of an intermediate member according to a third embodiment of the present invention.

Fig. 4 is a sectional view and a plan view of the impeller.

Fig. 5 is a schematic view of a first embodiment of a shunt hole.

Fig. 6 is a schematic view of a second embodiment of a shunt hole.

Fig. 7 is a schematic view of a third embodiment of a tap hole.

Fig. 8 is a perspective view and a sectional view of a conventional product.

Fig. 9 is a perspective view of the embodiment of fig. 8.

Reference numerals are as follows: a refrigerant flow dividing member 10, a flow dividing hole 11; the refrigerant inlet part 20, the first cavity 21, the second cavity 22, a refrigerant inlet 23 and a limiting flange 24; an impeller 30; intermediate piece 40, channel 41; a capillary tube v.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the 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.

The utility model relates to a branching body, including the branching main part, wherein the branching main part has refrigerant reposition of redundant personnel piece 10 and refrigerant admission spare 20.

The specific embodiment is as follows: referring to fig. 1 and 2, a plurality of branch holes 11 welded to the capillary v are formed in the refrigerant branch member 10 of the branch body; the refrigerant inlet member 20 is hollow, the refrigerant inlet member 20 is communicated with the flow dividing hole 11, the refrigerant inlet member 20 is integrally connected with the refrigerant flow dividing member 10, and the other end of the refrigerant inlet member 20 is provided with a refrigerant inlet 23.

In the above embodiment, the refrigerant enters from the refrigerant inlet 23, passes through the refrigerant inlet 20 and then is delivered to the capillary tube v welded to the flow dividing hole 11 through the flow dividing hole 11, and in the delivery process, because the refrigerant inlet 20 and the refrigerant flow dividing member 10 are integrally connected, the steps of welding two parts in the existing product are reduced, and the effect of saving energy materials can be realized while saving time; in addition, since the refrigerant inlet member 20 is integrally connected to the refrigerant flow dividing member 10, a welding point is reduced, and the refrigerant transmission and use stability is higher.

Referring to fig. 5, 6 and 7, the refrigerant flow divider 10 in the flow divider is cylindrical, and at least two flow dividing holes 11 welded to the capillary tube v are formed in the refrigerant flow divider 10.

As an example of the above arrangement, referring to fig. 5, when the number of the branch holes 11 on the refrigerant branch member 10 is 2, the branch member may perform a flow rate division by two.

As an example of the above arrangement, referring to fig. 6, when the number of the branch holes 11 on the refrigerant branch member 10 is 3, the branch body may perform one-to-three flow rates.

As an example of the above arrangement, referring to fig. 7, when the number of the branch holes 11 on the refrigerant branch member 10 is 4, the branch member may perform a flow rate dividing into four.

In the above three embodiments of the diversion holes 11, the number of the diversion holes 11 can be set according to actual requirements, so as to achieve the flow demand of one to many.

In the above arrangement, when the refrigerant enters the refrigerant inlet member 20 from the refrigerant inlet 23, the flowing refrigerant is uniformly discharged from the branch holes 11 to the capillary tube v by the rotation of the impeller 30.

As an embodiment of the present invention, referring to fig. 2 to fig. 3, the refrigerant inlet member 20 includes a first cavity 21 and a second cavity 22, and the refrigerant flow rate can be slowed down by the first cavity 21 and the second cavity 22, and the pressure of the refrigerant can be reduced, so that the refrigerant can enter the flow dividing hole more gently.

The refrigerant inlet end is connected with the refrigerant input pipeline, the refrigerant input pipeline can be inserted into the first cavity 21 for stable refrigerant input, and a limiting flange 24 is arranged at the connecting position of the first cavity 21 and the second cavity 22.

The longitudinal section of the first cavity 21 is rectangular, the longitudinal section of the second cavity 22 is isosceles trapezoid, and the second cavity 22 is integrally connected with the refrigerant flow dividing piece 10; the setting area of the cavity 22 is larger than the flow area of the first cavity 21, so that the refrigerant which is introduced into the cavity 21 quickly can be decelerated to reduce the pressure of the refrigerant, and the refrigerant can enter the flow dividing hole more smoothly.

Meanwhile, referring to fig. 3, this embodiment is another embodiment, and further, an impeller 30 is assembled in the second cavity 22, and the impeller 30 is a stainless steel impeller; an intermediate piece 40 is arranged between the impeller 30 and the diversion hole 11 in the cavity two 22, a channel 41 which is communicated with the diversion hole 11 and corresponds to the position is arranged on the intermediate piece 40, and a spiral in the refrigerant flowing direction is arranged in the channel 41.

In this embodiment, the number of the channels 41 on the intermediate member 40 corresponds to the number of the flow dividing holes 11, and the flow inlet of the channel 41 near the impeller 30 may be set to be arc-shaped and expanded, so that the refrigerant can enter the channel 41 more smoothly, and by adding the intermediate member 40, and by using the spiral cooperation between the channel 41 on the intermediate member 40 and the channel 41, the path of the refrigerant at the impeller 30 is further extended, so that the refrigerant is delayed again, thereby reducing the flow velocity of the refrigerant, and making the refrigerant entering each channel 41 more uniform.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

Claims

1. A branching body is characterized by comprising a branching body, wherein the branching body is provided with a refrigerant branching piece (10) and a refrigerant inlet piece (20);

a plurality of shunting holes (11) which are welded with the capillary tube (v) correspondingly are formed in the refrigerant shunting piece (10);

the refrigerant inlet piece (20) is hollow, the refrigerant inlet piece (20) is communicated with the flow dividing hole and is integrally connected with the refrigerant flow dividing piece, and the other end of the refrigerant inlet piece (20) is provided with a refrigerant inlet (23).

2. The shunt body according to claim 1, wherein the refrigerant shunt member (10) is cylindrical, at least two shunt holes (11) welded to the capillary tube (v) are formed in the refrigerant shunt member (10), and the shunt holes have the same aperture and are vertically arranged in parallel.

3. The branching unit as claimed in claim 1, wherein the coolant inlet piece (20) comprises a first cavity (21) and a second cavity (22), and wherein a limiting flange (24) is provided at the junction of the first cavity (21) and the second cavity (22).

4. A tap body according to claim 3, characterized in that the longitudinal section of the first cavity (21) is rectangular, the longitudinal section of the second cavity (22) is isosceles trapezoid-shaped, and the second cavity (22) is integrally connected to the refrigerant split device (10).

5. A shunt according to claim 3, wherein said second cavity (22) is fitted with an impeller (30), and the impeller (30) is a stainless steel impeller.

6. The shunt body according to claim 3, 4 or 5, wherein an intermediate member (40) is disposed in the second cavity (22) between the impeller (30) and the shunt hole (11), the intermediate member (40) is provided with a channel (41) which is communicated with the shunt hole (11) and has a corresponding position, and a spiral in the refrigerant flowing direction is disposed in the channel (41).