CN208169787U - A kind of condenser air inlet pipe - Google Patents
A kind of condenser air inlet pipe Download PDFInfo
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- CN208169787U CN208169787U CN201820578730.3U CN201820578730U CN208169787U CN 208169787 U CN208169787 U CN 208169787U CN 201820578730 U CN201820578730 U CN 201820578730U CN 208169787 U CN208169787 U CN 208169787U
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- air intake
- intake branch
- connector
- inlet pipe
- air inlet
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Abstract
The utility model relates to a kind of condenser air inlet pipe, including air intake branch one, air intake branch two and T-type three-way connection, the T-type three-way connection includes the first connector, the second connector and third connector, first connector is coaxial with second connector, the air intake branch one is connected to first connector, and the air intake branch two is connected to second connector；The third connector is for connecting main air inlet pipe, the air intake branch one, air intake branch two and T-type three-way connection are integrally formed component, the internal diameter of T-type three-way connection is greater than the internal diameter of air intake branch one and air intake branch two, and T-type three-way connection is identical as the internal diameter of main air inlet pipe；The utility model is compact-sized, continuous, and welding point is not present, and inner flow passage is round and smooth, regular, and air resistance is small, and pressure drop is small, and high temperature and high pressure gas may be implemented and quickly, smoothly convey.
Description
Technical field
The utility model relates to air-conditioning manufacturing technology fields, and in particular to a kind of condenser air inlet pipe.
Background technique
Condenser is one of main component of air-conditioning, and the main function of condenser is by the high temperature of compressor discharge, high pressure
Refrigerant superheat gas (steam) is cooling and condensation becomes liquid, and the heat that refrigerant is released within the condenser is by cooling medium
(water or air) is taken away.
The high temperature and high pressure gas of compressor discharge, needs to enter condenser, condenser air inlet pipe by condenser air inlet pipe
Generally include main air inlet pipe and several air intake branches, air intake branch is connected in main air inlet pipe, high temperature and high pressure gas by it is main into
Tracheae and air intake branch enter condenser pipe.
In existing condenser air inlet pipe, air intake branch is usually processed respectively, then utilize connector, such as three-way connection,
It is connected in main air inlet pipe by way of welding (soldering)；However, on the one hand, various welding are easy to appear at welding point
Problem, such as lack of penetration, incomplete fusion, solid inclusion；On the other hand, the internal diameter of main air inlet pipe usually with the internal diameter of connector not
Match, cause in from main air inlet pipe to the runner of each air intake branch, air resistance is larger, and pressure drop is larger, prevent gas from quickly,
Smoothly enter in each air intake branch, influences the normal work of air-conditioning.
Utility model content
The purpose of this utility model is that improving the deficiency in the presence of the prior art, a kind of condenser air inlet pipe is provided,
It is compact-sized, continuous, welding point is not present, inner flow passage is round and smooth, regular, and air resistance is small, and pressure drop is small, and high temperature may be implemented
High pressure gas quickly, smoothly conveys.
Technical solution used by the utility model is：
A kind of condenser air inlet pipe, including air intake branch one, air intake branch two and T-type three-way connection, the T-type threeway
Connector includes the first connector, the second connector and third connector, and first connector is coaxial with second connector, the air inlet
Branch pipe one is connected to first connector, and the air intake branch two is connected to second connector；The third connector is for connecting
Connect main air inlet pipe, the air intake branch one, air intake branch two and T-type three-way connection are integrally formed component, T-type three-way connection
Internal diameter be greater than the internal diameter of air intake branch one and air intake branch two, and T-type three-way connection is identical as the internal diameter of main air inlet pipe.
Preferably, the internal diameter of the air intake branch one is equal to the internal diameter of the air intake branch two.
Preferably, the wall thickness of the air intake branch one is equal to the wall thickness of the air intake branch two.
Preferably, the wall thickness of the T-type three-way connection is greater than or equal to the wall of the air intake branch one and air intake branch two
It is thick.
In a kind of preferably scheme, the outer diameter of the T-type three-way connection can be 9.52mm, air intake branch one and air inlet
Branch pipe two can be 7mm.
In another preferably scheme, the outer diameter of the T-type three-way connection can be 12mm, air intake branch one and air inlet
Branch pipe two can be 9.52mm.
Preferably, the length of the third connector is greater than or equal to the inside diameter of three times third connector.So that third connects
When head is welded to connect with main air inlet pipe, the heat affected area of welding does not interfere with third connector and connects with the first connector or second
The interconnecting piece of head.
It further, further include changeover portion, the changeover portion is separately positioned on first connector and the air intake branch
Between one and between second connector and the air intake branch two, changeover portion is used to make the first connector and the second connector
Internal diameter is retracted to the inner diameter size of air intake branch one and air intake branch two respectively.
Preferably, the changeover portion is rotary structure, and the cross section of changeover portion side wall surface is linear or arc.
Preferably, the arc can be one section of arc or is spliced by several segmental arcs.
Preferably, the arc is spliced by the first segmental arc and the second segmental arc, wherein one end of first segmental arc
It is connected to the air intake branch one, and tangent with the side wall surface of the air intake branch one, one end of second segmental arc is connected to
The air intake branch two, and it is tangent with the side wall surface of the air intake branch two.
Further, the interconnecting piece of the third connector and first connector and second connector is provided with arc mistake
It crosses, the arc-shaped transition realizes rounding off from third connector to the runner of the first connector and the second connector for making.
In further scheme, the changeover portion is arranged close at the position of the arc-shaped transition.
Preferably, along the flow direction of gas, the wall thickness of the changeover portion is gradually reduced.
It further include main air inlet pipe, the internal diameter of main air inlet pipe is equal to the internal diameter of third connector, described in further scheme
It is provided with extension diameter section in main air inlet pipe or the third connector, the internal diameter of the extension diameter section is greater than main air inlet pipe or third connector
Outer diameter, extension diameter section are used for the connection of main air inlet pipe and third connector.
Preferably, the air intake branch one, air intake branch two and T-type three-way connection are all made of copper.To form copper
Pipe runner radiates convenient for entering high temperature and high pressure gas in condenser.
In the present invention, the internal diameter refers to inner radial (i.e. the radius of inner flow passage), and outer diameter refers to external half
Diameter.
Compared with prior art, it using a kind of condenser air inlet pipe provided by the utility model, has the advantages that：
It 1, include integrally formed two air intake branches and T-type three-way connection in this condenser air inlet pipe, structure is continuous, no
There are welding point, intensity, rigidity are higher, are not easy to deform under high temperature and pressure effect；
2, in this condenser air inlet pipe, T-type three-way connection is identical as the internal diameter of main air inlet pipe, main air inlet pipe and T-type threeway
No undergauge docking may be implemented in connector, so that from from main air inlet pipe to the position of air intake branch one and air intake branch two, it is interior
Portion's runner is round and smooth, regular, and air resistance is small, and pressure drop is small, and transported high temperature and high pressure gas quickly, is smoothly entered
Air intake branch one and air intake branch two.
3, in this condenser air inlet pipe, the internal diameter and wall thickness of each air intake branch depending on actual needs so that this is cold
Condenser air inlet pipe is suitable for more occasions.
4, in this condenser air inlet pipe, each air intake branch and T-type three-way connection junction are provided with changeover portion, on the one hand,
The pressure drop (pressure head) for advantageously reducing high temperature and high pressure gas in runner, quickly through T-type three-way connection and enters convenient for gas
In corresponding air intake branch one and air intake branch two；On the other hand, so that the overall structure of this condenser air inlet pipe is more reasonable,
Pressure in inner flow passage is more evenly distributed, and can effectively eliminate T-type three-way connection and air intake branch one and air intake branch two
The stress concentration phenomenon of junction.
5, in this condenser air inlet pipe, the inner flow passage of T-type three-way connection is round and smooth, regular, is equally beneficial for reducing gas
Pressure drop, convenient for gas convey it is smooth.
6, in this condenser air inlet pipe, the wall thickness of each air intake branch is less than the thickness of T-type three-way connection, not only can be effective
Ground reduces manufacturing cost, and along the flow direction of gas, the wall thickness of changeover portion is gradually reduced to adapt to different wall thickness, thus
So that the inner flow passage and external structure of this condenser are all very round and smooth, regular, it is highly convenient for being integrally formed.
Detailed description of the invention
It, below will be to use required in embodiment in order to illustrate more clearly of the technical solution of the utility model embodiment
Attached drawing be briefly described, it should be understood that the following drawings illustrates only some embodiments of the utility model, therefore should not be by
Regard the restriction to range as, for those of ordinary skill in the art, without creative efforts, may be used also
To obtain other relevant attached drawings according to these attached drawings.
Fig. 1 is a kind of structural schematic diagram of the condenser air inlet pipe provided in the utility model embodiment 1.
Fig. 2 is a kind of structural schematic diagram of the condenser air inlet pipe provided in the utility model embodiment 1.
Fig. 3 is a kind of structural schematic diagram of the condenser air inlet pipe provided in the utility model embodiment 1.
Fig. 4 is a kind of structural schematic diagram of the condenser air inlet pipe provided in the utility model embodiment 1.
Fig. 5 is the partial schematic diagram I of Fig. 4.
Fig. 6 is a kind of structural schematic diagram of the condenser air inlet pipe provided in the utility model embodiment 2.
Fig. 7 is the structural schematic diagram of another condenser air inlet pipe provided in the utility model embodiment 2.
Fig. 8 is the structural schematic diagram of another the condenser air inlet pipe provided in the utility model embodiment 2.
Fig. 9 is a kind of structural schematic diagram of the condenser air inlet pipe provided in the utility model embodiment 3.
Figure 10 is the structural schematic diagram of another condenser air inlet pipe provided in the utility model embodiment 3.
Figure 11 is to be connected to after main air inlet pipe in a kind of condenser air inlet pipe provided in the utility model embodiment 3
Structural schematic diagram.
Description of symbols in figure
Air intake branch 1, air intake branch 2 102, T-type three-way connection 103, changeover portion 104, arc-shaped transition 105,
First connector 201, the second connector 202, third connector 203, the first segmental arc 204, the second segmental arc 205,
Main air inlet pipe 301, extension diameter section 302.
Specific embodiment
Below in conjunction with attached drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out clear
Chu is fully described by, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole realities
Apply example.The component of the utility model embodiment being usually described and illustrated herein in the accompanying drawings can be come with a variety of different configurations
Arrangement and design.Therefore, the detailed description of the embodiments of the present invention provided in the accompanying drawings is not intended to limit below
The range of claimed invention, but it is merely representative of the selected embodiment of the utility model.Based on the utility model
Embodiment, those skilled in the art's every other embodiment obtained without making creative work, all
Belong to the range of the utility model protection.
Embodiment 1
Referring to Fig. 1, providing a kind of condenser air inlet pipe, including air intake branch 1, air intake branch in the present embodiment
2 102 and T-type three-way connection 103, T-type three-way connection 103 includes the first connector 201, the second connector 202 and third connector
203, wherein the first connector 201 is coaxial with the second connector 202, that is, is respectively on mutually contradictory direction, air intake branch one
101 are connected to the first connector 201, and air intake branch 2 102 is connected to the second connector 202, so that air intake branch 1 and air inlet branch
Pipe 2 102 is respectively on mutually contradictory direction；Third connector 203 for connecting main air inlet pipe, air intake branch 1, into
Gas branch pipe 2 102 and T-type three-way connection 103 are integrally formed component, air intake branch 1, air intake branch 2 102 and T
Type three-way connection 103 can be integrally formed using means such as foundry engieering, 3D printing techniques, condenser air inlet pipe after molding,
Structure is continuous, and welding point is not present, and intensity, rigidity are higher, is not easy to deform under high temperature and pressure effect；Due to from main air inlet
The high temperature and high pressure gas of pipe input needs to export from air intake branch 1 and air intake branch 2 102 respectively, therefore in the present embodiment
In, the internal diameter of T-type three-way connection 103 is greater than the internal diameter of air intake branch 1 and air intake branch 2 102, both can satisfy pair
The needs of air intake branch different tube diameters, so that this condenser air inlet pipe is suitable for more occasions, and convenient for main air inlet pipe and the
After the connection of three connectors 203, the big flow gas inputted from main air inlet pipe can be dispersed into respectively by T-type three-way connection 103
In air intake branch 1 and air intake branch 2 102；In preferably scheme, the internal diameter and main air inlet pipe of T-type three-way connection 103
Internal diameter it is identical, main air inlet pipe may be implemented no undergauge with third connector 203 and dock, so that from main air inlet pipe to air inlet branch
At the position of pipe 1 and air intake branch 2 102, inner flow passage is round and smooth, regular, and air resistance is small, and pressure drop is small, so that by conveying
High temperature and high pressure gas can quickly, smoothly enter air intake branch 1 and air intake branch 2 102, and eventually enter into condensation
In device.
In preferably scheme, the wall thickness of T-type three-way connection 103 is greater than or equal to air intake branch 1 and/or air inlet branch
The wall thickness of pipe 2 102.As shown in Figure 1, in the present embodiment, the wall thickness of air intake branch 1 is equal to the wall of air intake branch 2 102
Thickness, the wall thickness of T-type three-way connection 103 are equal to the wall thickness of air intake branch 1 and air intake branch 2 102.In a kind of preferred place
In case, the outer diameter of T-type three-way connection 103 can be equal to 9.52mm, and air intake branch 1 and air intake branch 2 102 can be equal to
7mm；In another preferably scheme, the outer diameter of T-type three-way connection 103 can be equal to 12mm, air intake branch 1 and air inlet
Branch pipe 2 102 can be equal to 9.52mm.
In the present embodiment, the internal diameter of air intake branch 1 is equal to the internal diameter of air intake branch 2 102.
In preferably scheme, the length of third connector 203 is greater than or equal to the inside diameter of three times third connector 203；
So that interconnecting piece of the end face of third connector 203 far from third connector 203 and the first connector 201 or the second connector 202, so as to
When three connectors 203 are welded to connect with main air inlet pipe, the heat affected area of welding does not interfere with third connector 203 and connects with first
First 201 or second connector 202 interconnecting piece.
It further include changeover portion 104 in further scheme, changeover portion 104 is separately positioned on the first connector 201 and air inlet
Between branch pipe 1 and between the second connector 202 and air intake branch 2 102, changeover portion 104 for make the first connector 201 and
The internal diameter of second connector 202 is retracted to the inner diameter size of air intake branch 1 and air intake branch 2 102 respectively；As shown in Fig. 2,
It is arranged after changeover portion 104, along the flow direction of gas, the diameter of runner Stepwize Shrink and is transitioned into air intake branch from big to small
1 and air intake branch 2 102 inner diameter size；On the one hand, the pressure drop (pressure of high temperature and high pressure gas in runner is advantageously reduced
Head), quickly through T-type three-way connection 103 and enter in corresponding air intake branch 1 and air intake branch 2 102 convenient for gas；
On the other hand, be conducive to the needs for meeting 2 102 variable diameter of air intake branch 1 and air intake branch, so that this condenser air inlet pipe
Overall structure it is more reasonable, the pressure in inner flow passage is more evenly distributed, can effectively eliminate T-type three-way connection 103 with
The stress concentration phenomenon of 2 102 junction of air intake branch 1 and air intake branch.
In the scheme of optimization, changeover portion 104 is rotary structure, and the cross section of 104 side wall surface of changeover portion is linear
Or arc；2 as shown, the cross section of 104 side wall surface of changeover portion can be linear, to realize the tapered function of inner flow passage
Energy.
In further prioritization scheme, the arc can be one section of arc, be also possible to be spliced by several segmental arcs；
As shown in figure 3, the tapered function of inner flow passage may be implemented using one section of arc in the arc.
In a kind of scheme of optimization, the arc is spliced by the first segmental arc 204 and the second segmental arc 205, such as Fig. 4
And shown in Fig. 5, R1 is the radius of the first segmental arc 204 in figure, and R2 is the radius of the second segmental arc 205, wherein the first segmental arc 204
One end is connected to air intake branch 1, and tangent with the side wall surface of air intake branch 1, and one end of the second segmental arc 205 is connected to
Air intake branch 2 102, and it is tangent with the side wall surface of air intake branch 2 102；At this point, changeover portion 104 makes inner flow passage more round
It is sliding, the tapered of inner flow passage can be better achieved.
In the present embodiment, air intake branch 1, air intake branch 2 102 and T-type three-way connection 103 are all by copper
At.To form copper pipe runner, radiate convenient for entering high temperature and high pressure gas in condenser.
In the present invention, the internal diameter refers to inner radial (i.e. the radius of inner flow passage), and outer diameter refers to external half
Diameter.
Embodiment 2
The present embodiment 2 and the main distinction of above-described embodiment 1 are that in the present embodiment, third connector 203 connects with first
First 201 and second the interconnecting piece of connector 202 be respectively arranged with arc-shaped transition 105, arc-shaped transition 105 is for making from third connector
The runner of 203 to the first connector 201 and the second connector 202 realizes rounding off.
As shown in fig. 6, in a kind of scheme, when the cross section of 104 side wall surface of changeover portion is linear, entire condenser air inlet
The cross-sectional view of pipe, dotted line with the arrow is the flow direction of high temperature and high pressure gas in figure, it is seen that：It is whole along the flow direction of gas
A inner flow passage is round and smooth, and gas pressure drop is small, and gas conveying is smooth.
As shown in fig. 7, in another scheme, the cross section of 104 side wall surface of changeover portion is arc, and the arc is by the
When one segmental arc 204 and the second segmental arc 205 are spliced, the cross-sectional view of entire condenser air inlet pipe, dotted line with the arrow is in figure
The flow direction of high temperature and high pressure gas, it is seen that：Along the flow direction of gas, entire inner flow passage is rounder and more smooth, and gas pressure drop is smaller,
Gas conveying is more smooth.
In further scheme, changeover portion 104 is arranged close at the position of arc-shaped transition 105, as shown in figure 8, so as to
So that the structure of this condenser air inlet pipe is more compact.
Embodiment 3
The present embodiment 3 and the main distinction of above-described embodiment 2 be, in the present embodiment, the wall of T-type three-way connection 103
Thickness is greater than the wall thickness of air intake branch 1 and air intake branch 2 102, and along the flow direction of gas, the wall thickness of changeover portion 104 is gradually
Reduce.
As shown in FIG. 9 and 10, the wall thickness of T-type three-way connection 103 is greater than air intake branch 1 and air intake branch 2 102
Wall thickness, from T-type three-way connection 103 to the direction of air intake branch 1 and air intake branch 2 102, the wall thickness of changeover portion 104 by
It is decrescence small, and the eventually equal to wall thickness of air intake branch 1 and air intake branch 2 102；Due to air intake branch 1 and air inlet branch
The inside stress of pipe 2 102 is relatively uniform, and the wall thickness of air intake branch 1 and air intake branch 2 102 can be made than T-type threeway
Connector 103 is thin, after scheme provided by the present embodiment, on the one hand, the dosage of material can be effectively reduced, reduce manufacture
And use cost, on the other hand, in this condenser air inlet pipe, either inner flow passage or external structure, all very round and smooth, rule
It is whole, it is not only convenient for being integrally formed, and compact, applicable situation is more, widely applicable.
It further include main air inlet pipe 301 in further scheme, the internal diameter of main air inlet pipe 301 is equal to third connector 203
Extension diameter section 302 is provided on internal diameter, main air inlet pipe 301 or third connector 203, the internal diameter of extension diameter section 302 is greater than main air inlet pipe 301
Or the outer diameter of third connector 203 so that extension diameter section 302 forms a horn mouth, consequently facilitating using extension diameter section 302 realize it is main into
The connection of tracheae 301 and third connector 203；As shown in figure 11, in the present embodiment, extension diameter section 302 is arranged in main air inlet pipe 301
On, main air inlet pipe 301 is attached with third connector 203 by extension diameter section 302.
In the present invention, the internal diameter refers to inner radial (i.e. the radius of inner flow passage), and outer diameter refers to external half
Diameter.
Above description is only a specific implementation of the present invention, but the protection scope of the utility model is not limited to
In this, anyone skilled in the art within the technical scope disclosed by the utility model, can readily occur in variation
Or replacement, it should be covered within the scope of the utility model.
Claims (10)
1. a kind of condenser air inlet pipe, which is characterized in that including air intake branch one, air intake branch two and T-type three-way connection, institute
Stating T-type three-way connection includes the first connector, the second connector and third connector, and first connector and second connector are total
Axis, the air intake branch one are connected to first connector, and the air intake branch two is connected to second connector；The third
Connector is for connecting main air inlet pipe, and the air intake branch one, air intake branch two and T-type three-way connection are integrally formed component, T
The internal diameter of type three-way connection is greater than the internal diameter of air intake branch one and air intake branch two, and T-type three-way connection and main air inlet pipe
Internal diameter is identical.
2. condenser air inlet pipe according to claim 1, which is characterized in that it further include changeover portion, the changeover portion difference
It is arranged between first connector and the air intake branch one and between second connector and the air intake branch two,
For making, the internal diameter of the first connector and the second connector is retracted to air intake branch one to changeover portion respectively and the internal diameter of air intake branch two is big
It is small.
3. condenser air inlet pipe according to claim 2, which is characterized in that the changeover portion is rotary structure, transition
The cross section of section side wall surface is linear or arc.
4. condenser air inlet pipe according to claim 3, which is characterized in that the arc is one section of arc or by several arcs
Section is spliced.
5. condenser air inlet pipe according to claim 4, which is characterized in that the arc is by the first segmental arc and the second arc
Section is spliced, wherein one end of first segmental arc is connected to the air intake branch one, and the side with the air intake branch one
Wall surface is tangent, and one end of second segmental arc is connected to the air intake branch two, and the side wall surface phase with the air intake branch two
It cuts.
6. according to any condenser air inlet pipe of claim 2-5, which is characterized in that the wall thickness of the T-type three-way connection
More than or equal to the air intake branch one and the wall thickness of air intake branch two.
7. condenser air inlet pipe according to claim 6, which is characterized in that along the flow direction of gas, the changeover portion
Wall thickness be gradually reduced.
8. condenser air inlet pipe according to claim 6, which is characterized in that the internal diameter of the air intake branch one is equal to described
The internal diameter of air intake branch two；The wall thickness of the air intake branch one is equal to the wall thickness of the air intake branch two.
9. condenser air inlet pipe according to claim 6, which is characterized in that the length of the third connector is greater than or equal to
The inside diameter of three times third connector.
10. condenser air inlet pipe according to claim 6, which is characterized in that the third connector and first connector
And the interconnecting piece of second connector is provided with arc-shaped transition, the arc-shaped transition for making from third connector to the first connector and
The runner of second connector realizes rounding off.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820578730.3U CN208169787U (en) | 2018-04-23 | 2018-04-23 | A kind of condenser air inlet pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820578730.3U CN208169787U (en) | 2018-04-23 | 2018-04-23 | A kind of condenser air inlet pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208169787U true CN208169787U (en) | 2018-11-30 |
Family
ID=64370308
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
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| CN201820578730.3U Active CN208169787U (en) | 2018-04-23 | 2018-04-23 | A kind of condenser air inlet pipe |
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| Country | Link |
|---|---|
| CN (1) | CN208169787U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112082029A (en) * | 2020-09-18 | 2020-12-15 | 中国航发四川燃气涡轮研究院 | Joint |
-
2018
- 2018-04-23 CN CN201820578730.3U patent/CN208169787U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112082029A (en) * | 2020-09-18 | 2020-12-15 | 中国航发四川燃气涡轮研究院 | Joint |
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