CN215590429U - Coaxial pipe pipeline structure of automobile air conditioner - Google Patents
Coaxial pipe pipeline structure of automobile air conditioner Download PDFInfo
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- CN215590429U CN215590429U CN202121150815.XU CN202121150815U CN215590429U CN 215590429 U CN215590429 U CN 215590429U CN 202121150815 U CN202121150815 U CN 202121150815U CN 215590429 U CN215590429 U CN 215590429U
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Abstract
The utility model provides a coaxial pipe pipeline structure of an automobile air conditioner, which comprises a coaxial pipe outer pipe and a coaxial pipe inner pipe; the coaxial tube outer tube is sleeved on the coaxial tube inner tube, and a gap is formed; one end of the coaxial pipe outer pipe is a compressor connecting port; the inner pipe of the coaxial pipe extends outwards along the other end of the outer pipe of the coaxial pipe to form an evaporator connector, a section of the inner pipe of the coaxial pipe extending outwards along the outer pipe of the coaxial pipe is connected with a condensation connecting pipe, one end of the condensation connecting pipe is communicated with the inner pipe of the coaxial pipe, and the other end of the condensation connecting pipe forms a condenser connector; the outer pipe of the coaxial pipe is also connected with a pipe fitting and a filling valve, and one end of the pipe fitting is communicated to a gap between the outer pipe of the coaxial pipe and the inner pipe of the coaxial pipe; the filling valve is arranged on the outer pipe of the coaxial pipe and positioned at one end of the compressor connecting port; the scheme provided by the utility model can improve the refrigeration efficiency of the air conditioner, saves the spatial layout of air conditioner pipe lines, has a more compact connection mode, saves fuel oil, consumes materials, and is suitable for compressors with smaller displacement.
Description
Technical Field
The utility model belongs to the technical field of automobile air conditioner coaxial pipes, and particularly relates to a pipeline structure of an automobile air conditioner coaxial pipe.
Background
The existing common automobile air-conditioning pipeline generally comprises parts such as pipe fittings and flanges, and an existing automobile air-conditioning system is slightly insufficient in refrigerating capacity compared with R134a due to the fact that a new refrigerant R1234yf is used for refrigerating, and if the existing air-conditioning pipeline system is directly adopted, the problems that the refrigerating capacity of the automobile air-conditioning is insufficient, the efficiency is low, the installation and positioning structure is complex, fuel oil is consumed and the like can be caused.
Based on the technical problems in the automobile air conditioning pipeline, no relevant solution is provided; there is therefore a pressing need to find effective solutions to the above problems.
Disclosure of Invention
The utility model aims to overcome the defects in the prior art, provides a coaxial pipe pipeline structure of an automobile air conditioner, and aims to solve one of the problems of insufficient refrigerating capacity, low efficiency, complex installation and positioning structure and fuel consumption caused by unreasonable design of the conventional automobile air conditioner pipeline.
The utility model provides a coaxial pipe pipeline structure of an automobile air conditioner, which comprises a coaxial pipe outer pipe and a coaxial pipe inner pipe, wherein the coaxial pipe outer pipe and the coaxial pipe inner pipe are respectively metal pipes; the coaxial tube outer tube is sleeved on the coaxial tube inner tube, and a gap is formed; one end of the coaxial pipe outer pipe is a compressor connecting port; the inner pipe of the coaxial pipe extends outwards along the other end of the outer pipe of the coaxial pipe to form an evaporator connector, a section of the inner pipe of the coaxial pipe extending outwards along the outer pipe of the coaxial pipe is connected with a condensation connecting pipe, one end of the condensation connecting pipe is communicated with the inner pipe of the coaxial pipe, and the other end of the condensation connecting pipe forms a condenser connector; the outer pipe of the coaxial pipe is also connected with a pipe fitting, a filling valve and a bracket, and one end of the pipe fitting is communicated to a gap between the outer pipe of the coaxial pipe and the inner pipe of the coaxial pipe; and the filling valve is arranged on the outer pipe of the coaxial pipe and positioned at one end of the compressor connecting port.
Furthermore, the pipe fitting is also connected with a shunt pipe, one end of the shunt pipe is communicated with the pipe fitting, and the other end of the shunt pipe is connected with the condenser connector through a connecting sleeve.
Furthermore, the support includes first support and second support, and first support is fixed to be set up in the intermediate position at coaxial pipe outer tube both ends, and the second support cover is located compressor connector mouth one end on locating coaxial pipe outer tube, is equipped with the projection welding screw on the second support.
Furthermore, the support comprises a third support, one end of the third support is connected with the connecting sleeve between the flow dividing pipe and the condenser connecting port, a positioning plate is formed at the other end of the third support, and a projection welding screw is arranged on the positioning plate.
Further, the support includes the fourth support, and the fourth support cup joints on the coaxial intraductal pipe to be located condensation connecting pipe and coaxial intraductal union coupling's side.
Furthermore, the first bracket is a concave bracket, two ends of the concave bracket are sleeved and fixed on the outer pipe of the coaxial pipe through a connecting sleeve, and the connecting sleeve is clamped on the outer pipe of the coaxial pipe through a rubber sleeve; two ends of the body of the concave bracket are respectively provided with a positioning ring, and the positioning rings are arranged on the body of the concave bracket through rubber sleeves.
Further, the filling valve comprises a valve core and a valve cap, and the valve cap is arranged on the valve core; the filling valve comprises a first filling valve and a second filling valve, the first filling valve is located at one end close to the compressor connecting port, and the second filling valve is arranged at one end of the second bracket.
Furthermore, a pressing plate is arranged on the condenser connecting port, a double-headed screw is arranged on the pressing plate, and the condenser connecting port is communicated with the condenser interface through the double-headed screw; the evaporator connecting port is provided with a pressing plate, the pressing plate is provided with a double-headed screw, and the evaporator connecting port is communicated with the interface of the evaporator through the double-headed screw.
Furthermore, a pressure plate is arranged on a connecting port of the compressor and is welded and fixed with the outer pipe of the coaxial pipe; and the pressing plate is provided with a composite gasket, and the compressor connecting port is used for connecting an air outlet of the compressor.
Furthermore, a shunt connecting port is formed at the other end of the shunt pipe, a pressing plate is arranged on the shunt connecting port, and a double-headed screw is arranged on the pressing plate.
The automobile air conditioner coaxial pipe pipeline structure provided by the utility model can be used for an air conditioner pipe pipeline coaxial pipe connecting system, and can realize secondary heat exchange between the low-pressure pipe and the high-pressure pipe, so that the air conditioner refrigeration efficiency is improved, the air conditioner pipe pipeline space layout is saved, the connecting mode is more compact, fuel oil and consumed materials are saved, and the automobile air conditioner coaxial pipe pipeline structure is suitable for compressors with smaller displacement.
Drawings
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
The utility model will be further explained with reference to the drawings, in which:
FIG. 1 is a first schematic view of the structure of a coaxial pipe pipeline of an automobile air conditioner according to the present invention;
FIG. 2 is a schematic view of a second embodiment of the present invention showing the structure of a coaxial pipe line of an automotive air conditioner;
FIG. 3 is a partial schematic view of a pipeline structure of a coaxial pipe of an automobile air conditioner according to the present invention;
FIG. 4 is a second schematic view of a part of the structure of the coaxial pipe of the automobile air conditioner of the present invention.
In the figure: 1. a coaxial tube outer tube; 2. a compressor connecting port; 3. an inner tube of a coaxial tube; 4. a condensing connecting pipe; 5. a pipe fitting; 6. a first bracket; 7. a second bracket; 8. projection welding screws; 9. a rubber sleeve; 10. connecting sleeves; 11. a first fill valve; 12. a third support; 13. a fourth bracket; 14. a second fill valve; 15. an evaporator connector; 16. a condenser connecting port; 17. and (4) dividing the tube.
Detailed Description
In order to make the technical problems, technical solutions and advantageous effects to be solved by the present invention more clearly apparent, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model.
It will be understood that when an element is referred to as being "secured to" 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.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise. The meaning of "a number" is one or more unless specifically limited otherwise.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
As shown in fig. 1 to 4, the coaxial pipe pipeline structure of the automobile air conditioner provided by the utility model comprises a coaxial pipe outer pipe 1 and a coaxial pipe inner pipe 3, wherein the coaxial pipe outer pipe 1 and the coaxial pipe inner pipe 3 are respectively metal pipes; the coaxial pipe outer pipe 1 is sleeved on the coaxial pipe inner pipe 3, and a gap is formed; one end of the coaxial pipe outer pipe 1 is a compressor connecting port 2; the coaxial pipe inner pipe 3 extends outwards along the other end of the coaxial pipe outer pipe 1 to form an evaporator connector 15, a section of the coaxial pipe inner pipe 3 extending outwards from the coaxial pipe outer pipe 1 is connected with a condensation connecting pipe 4, one end of the condensation connecting pipe 4 is communicated with the coaxial pipe inner pipe 3, and the other end of the condensation connecting pipe 4 forms a condenser connector 16; the outer pipe 1 of the coaxial pipe is also connected with a pipe fitting 5, a filling valve and a bracket, and one end of the pipe fitting 5 is communicated to a gap between the outer pipe 1 of the coaxial pipe and the inner pipe 3 of the coaxial pipe; the filling valve is arranged on the outer pipe 1 of the coaxial pipe and positioned at one end of the compressor connecting port 2; according to the automobile air conditioner coaxial pipe pipeline structure, the coaxial pipe adopts a structure that the condenser and the evaporator are directly connected in a shunting way, the pipeline direction is reduced, the pipeline layout is more reasonable, the problem that the refrigerating capacity of a new refrigerant R1234yf is insufficient is solved, the space layout of the air conditioner pipe pipeline is saved, the pipeline structure is more compact, the automobile air conditioner coaxial pipe pipeline structure can be suitable for refrigerating the new refrigerant R1234yf in the existing air conditioning system, the air conditioner refrigerating effect is improved, the temperature of an air outlet can be effectively reduced by 3-4 degrees, fuel oil and consumed materials are saved, and the automobile air conditioner coaxial pipe pipeline structure can be suitable for a compressor with smaller displacement.
Preferably, in combination with the above scheme, as shown in fig. 1 to 4, a shunt tube 17 is further connected to the pipe 5, one end of the shunt tube 17 is communicated with the pipe 5, and the other end of the shunt tube 17 is connected with the condenser connecting port 16 through the connecting sleeve 10.
Preferably, in combination with the above scheme, as shown in fig. 1 to 4, the bracket includes a first bracket 6 and a second bracket 7, the first bracket 6 is fixedly disposed at the middle position of the two ends of the coaxial pipe outer pipe 1, and plays a role in supporting and positioning the middle, so that the whole coaxial pipe structure is more stable and reliable after being mounted; furthermore, the second support 7 is sleeved on the coaxial pipe outer pipe 1 and is positioned at one end of the compressor connecting port 2, and the second support 7 is provided with a projection welding screw 8, so that the connection and the positioning are convenient.
Preferably, in combination with the above scheme, as shown in fig. 1 to 4, the bracket includes a third bracket 12, one end of the third bracket 12 is connected to the connection sleeve 10 between the shunt tube 17 and the condenser connection port 16, the other end of the third bracket 12 is formed with a positioning plate, and the positioning plate is provided with a projection welding screw 8, so that the connection and the positioning are facilitated.
Preferably, in combination with the above solution, as shown in fig. 1 to 4, the bracket includes a fourth bracket 13, and the fourth bracket 13 is sleeved on the coaxial pipe inner pipe 3 and is located at a side of the condensation connecting pipe 4 connected to the coaxial pipe inner pipe 3, so as to support the condensation connecting pipe 4 and the coaxial pipe inner pipe 3, and avoid turbulence in the flow rate in the pipe after installation.
Preferably, in combination with the above scheme, as shown in fig. 1 to 4, the first bracket 6 is a concave bracket, two ends of the concave bracket are sleeved and fixed on the coaxial pipe outer pipe 1 through a connection sleeve 10, and the connection sleeve 10 is clamped on the coaxial pipe outer pipe 1 through a rubber sleeve 9; specifically, the two ends of the body of the concave bracket are respectively provided with a positioning ring, and the positioning rings are arranged on the body of the concave bracket through a rubber sleeve 9, so that the mounting and the positioning are convenient.
Preferably, in combination with the above solution, as shown in fig. 1 to 4, the filling valve comprises a valve core and a valve cap, the valve cap being disposed on the valve core; specifically, the charging valve includes a first charging valve 11 and a second charging valve 14, the first charging valve 11 is located at one end close to the compressor connecting port 2, and the second charging valve 14 is arranged at one end of the second bracket 7.
Preferably, in combination with the above solutions, as shown in fig. 1 to 4, a pressure plate is arranged on the condenser connecting port 16, a stud screw is arranged on the pressure plate, and the condenser connecting port 16 is communicated with the interface of the condenser through the stud screw; the evaporator connecting port 15 is provided with a pressing plate, the pressing plate is provided with a double-headed screw, and the evaporator connecting port 15 is communicated with the interface of the evaporator through the double-headed screw, so that connection and installation are realized.
Preferably, in combination with the above scheme, as shown in fig. 1 to 4, a pressure plate is arranged on the compressor connecting port 2, and the pressure plate is welded and fixed with the coaxial pipe outer pipe 1; and the pressing plate is provided with a composite gasket, and the compressor connecting port 2 is used for connecting an air outlet of the compressor, so that connection and installation are realized.
Preferably, in combination with the above solutions, as shown in fig. 1 to 4, a shunt connection port is formed at the other end of the shunt tube 17, a pressure plate is arranged on the shunt connection port, and a stud screw is arranged on the pressure plate, so that the connection and installation are convenient.
The automobile air conditioner coaxial pipe pipeline structure provided by the utility model can be used for an air conditioner pipe pipeline coaxial pipe connecting system, and can realize secondary heat exchange between the low-pressure pipe and the high-pressure pipe, so that the air conditioner refrigeration efficiency is improved, the air conditioner pipe pipeline space layout is saved, the connecting mode is more compact, fuel oil and consumed materials are saved, and the automobile air conditioner coaxial pipe pipeline structure is suitable for compressors with smaller displacement.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way. Those skilled in the art can make numerous possible variations and modifications to the described embodiments, or modify equivalent embodiments, without departing from the scope of the utility model. Therefore, any modification, equivalent change and modification made to the above embodiments according to the technology of the present invention are within the protection scope of the present invention, unless the content of the technical solution of the present invention is departed from.
Claims (10)
1. The automobile air conditioner coaxial pipe pipeline structure is characterized by comprising a coaxial pipe outer pipe (1) and a coaxial pipe inner pipe (3), wherein the coaxial pipe outer pipe (1) and the coaxial pipe inner pipe (3) are respectively metal pipes; the coaxial pipe outer pipe (1) is sleeved on the coaxial pipe inner pipe (3) and a gap is formed; one end of the coaxial pipe outer pipe (1) is a compressor connecting port (2); the coaxial pipe inner pipe (3) extends outwards along the other end of the coaxial pipe outer pipe (1) to form an evaporator connecting port (15), a section of the coaxial pipe inner pipe (3) extending outwards from the coaxial pipe outer pipe (1) is connected with a condensation connecting pipe (4), one end of the condensation connecting pipe (4) is communicated with the coaxial pipe inner pipe (3), and the other end of the condensation connecting pipe (4) forms a condenser connecting port (16); the coaxial tube outer tube (1) is also connected with a pipe fitting (5), a filling valve and a bracket, and one end of the pipe fitting (5) is communicated to a gap between the coaxial tube outer tube (1) and the coaxial tube inner tube (3); the filling valve is arranged on the coaxial pipe outer pipe (1) and is positioned at one end of the compressor connecting port (2).
2. The coaxial pipe line structure of automobile air conditioner according to claim 1, characterized in that a shunt pipe (17) is further connected to the pipe member (5), one end of the shunt pipe (17) is communicated with the pipe member (5), and the other end of the shunt pipe (17) is connected with the condenser connecting port (16) through a connecting sleeve (10).
3. The coaxial pipe pipeline structure of automobile air conditioner according to claim 2, characterized in that the support comprises a first support (6) and a second support (7), the first support (6) is fixedly arranged at the middle position of the two ends of the coaxial pipe outer pipe (1), the second support (7) is sleeved on the coaxial pipe outer pipe (1) and is positioned at one end of the compressor connecting port (2), and a projection welding screw (8) is arranged on the second support (7).
4. The coaxial pipe line structure of automobile air conditioner according to claim 3, characterized in that the bracket comprises a third bracket (12), one end of the third bracket (12) is connected with the connection sleeve (10) between the shunt pipe (17) and the condenser connection port (16), and the other end of the third bracket (12) is formed with a positioning plate on which a projection welding screw (8) is provided.
5. The coaxial pipe line structure of automobile air conditioner according to claim 3, characterized in that the bracket comprises a fourth bracket (13), and the fourth bracket (13) is sleeved on the coaxial pipe inner pipe (3) and is located at the side where the condensation connecting pipe (4) is connected with the coaxial pipe inner pipe (3).
6. The automobile air-conditioning coaxial pipe pipeline structure according to claim 3, wherein the first support (6) is a concave support, two ends of the concave support are sleeved and fixed on the coaxial pipe outer pipe (1) through a connecting sleeve (10), and the connecting sleeve (10) is clamped on the coaxial pipe outer pipe (1) through a rubber sleeve (9); and two ends of the body of the concave support are respectively provided with a positioning ring, and the positioning rings are arranged on the body of the concave support through rubber sleeves (9).
7. The coaxial pipe line structure of automobile air conditioners according to claim 3, wherein the charging valve includes a valve core and a bonnet, the bonnet being provided on the valve core; the filling valve comprises a first filling valve (11) and a second filling valve (14), the first filling valve (11) is located at one end close to the compressor connecting port (2), and the second filling valve (14) is arranged at one end of the second bracket (7).
8. The coaxial pipe pipeline structure of automobile air conditioners according to claim 1, wherein a pressure plate is arranged on the condenser connecting port (16), a stud screw is arranged on the pressure plate, and the condenser connecting port (16) is communicated with a port of a condenser through the stud screw; the evaporator connecting port (15) is provided with a pressing plate, the pressing plate is provided with a double-headed screw, and the evaporator connecting port (15) is communicated with an interface of the evaporator through the double-headed screw.
9. The automobile air-conditioning coaxial pipe pipeline structure according to claim 1, characterized in that a pressure plate is arranged on the compressor connecting port (2), and the pressure plate is welded and fixed with the coaxial pipe outer pipe (1); the pressing plate is provided with a composite gasket, and the compressor connecting port (2) is used for being connected with an air outlet of the compressor.
10. The coaxial pipe line structure of automobile air conditioners according to claim 2, wherein the other end of the shunt pipe (17) is formed with a shunt connection port on which a pressing plate is provided, the pressing plate being provided with a stud screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121150815.XU CN215590429U (en) | 2021-05-27 | 2021-05-27 | Coaxial pipe pipeline structure of automobile air conditioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121150815.XU CN215590429U (en) | 2021-05-27 | 2021-05-27 | Coaxial pipe pipeline structure of automobile air conditioner |
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| Publication Number | Publication Date |
|---|---|
| CN215590429U true CN215590429U (en) | 2022-01-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121150815.XU Active CN215590429U (en) | 2021-05-27 | 2021-05-27 | Coaxial pipe pipeline structure of automobile air conditioner |
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| Country | Link |
|---|---|
| CN (1) | CN215590429U (en) |
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2021
- 2021-05-27 CN CN202121150815.XU patent/CN215590429U/en active Active
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