CN209972103U

CN209972103U - Disconnect-type vehicle air conditioner pipeline

Info

Publication number: CN209972103U
Application number: CN201920407258.1U
Authority: CN
Inventors: 刘志强; 孙永乐; 高妍
Original assignee: Fast Star Advanced Power System Suzhou Co Ltd
Current assignee: Fast Star Advanced Power System Suzhou Co Ltd
Priority date: 2019-03-28
Filing date: 2019-03-28
Publication date: 2020-01-21
Anticipated expiration: 2029-03-28

Abstract

The utility model belongs to the technical field of the vehicle air conditioning system technique and specifically relates to a disconnect-type vehicle air conditioner pipeline, it includes first high-pressure pipe, second high-pressure pipe and low-pressure pipe. Wherein the first high pressure pipe is used for connecting the compressor and the condenser; a second high pressure pipe for connecting the condenser and the evaporator; the low pressure pipe is used for connecting the evaporator and the compressor. The first and second high-pressure pipes are disposed on the left side of the vehicle body, and the low-pressure pipe is disposed on the right side of the vehicle body. Through adopting above-mentioned technical scheme to set up, first high-pressure pipe and second high-pressure pipe and low-pressure pipe separately arrange, have changed traditional high, the overall arrangement mode that the low-pressure pipeline merged the trend, greatly reduced in the demand of air conditioner pipeline installation process to the space, help promoting the space utilization of automobile body.

Description

Disconnect-type vehicle air conditioner pipeline

Technical Field

The utility model belongs to the technical field of the vehicle air conditioning system technique and specifically relates to a disconnect-type vehicle air conditioner pipeline.

Background

The automobile air-conditioning pipeline is an important component of an automobile air-conditioning system and is used for a passage of a refrigerant, the refrigerant flows in the pipeline after being compressed by a compressor, the heat is absorbed on an indoor evaporator to generate a refrigeration effect, and the heat is released to the outside on a condenser. The air conditioning line communicates with the compressor, evaporator, condenser, and extends from the indoor evaporator to the outdoor condenser. The traditional automobile generally merges high and low pressure pipelines of the pipelines together through a clamping piece (as shown in figure 1), and a certain gap is needed between the merged double pipes, so that the size of the merged double pipes occupies a space larger than the superposition of two single pipes, a special space is needed to be occupied when the pipelines move towards, the space utilization rate is very low, and the tense cabin space is more crowded. Thus, a skilled person is urgently needed to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to provide a structural configuration is reasonable, does benefit to spatial configuration's disconnect-type vehicle air conditioner pipeline.

In order to solve the technical problem, the utility model relates to a disconnect-type vehicle air conditioner pipeline, including first high-pressure pipe, second high-pressure pipe and low-pressure pipe. Wherein the first high pressure pipe is used for connecting the compressor and the condenser; a second high pressure pipe for connecting the condenser and the evaporator; the low pressure pipe is used for connecting the evaporator and the compressor. The first high-pressure pipe is provided with a high-pressure filling port. And a high-low switch is arranged on the second high-voltage tube. And a low-pressure filling port is arranged on the low-pressure pipe. The first and second high-pressure pipes are disposed on the left side of the vehicle body, and the low-pressure pipe is disposed on the right side of the vehicle body.

Furthermore, a heat insulation material is wrapped on the low-pressure pipe.

Furthermore, the split type automobile air conditioner pipeline further comprises a pipe clamp used for fixing the first high-pressure pipe, the second high-pressure pipe and the low-pressure pipe. The pipe clamp comprises a pipe clamp body and a rubber damping sleeve clamped in the pipe clamp body. The pipe clamp body is formed by bending spring steel and comprises an accommodating part and a connecting part, wherein the accommodating part is a cylindrical cavity matched with the outer edge of the rubber damping sleeve. At least one connecting bolt hole is arranged on the connecting part.

Furthermore, the connecting part is also provided with an extending stop bending part which is arranged on one side of the connecting bolt hole.

Furthermore, the pipe clamp body further comprises a groove reinforcing part which is arranged at the transition position of the accommodating part and the connecting part.

Furthermore, along its axial, rubber shock attenuation cover is provided with an open-ended logical groove, and is provided with the anticreep bulge loop at the both ends of rubber shock attenuation cover.

Furthermore, the rubber damping sleeve is provided with a plurality of axial pressure equalizing holes which are uniformly distributed along the circumferential direction of the central shaft of the rubber damping sleeve. The depth of the axial pressure equalizing hole does not exceed 1/3 the length of the rubber shock-absorbing sleeve.

Through adopting above-mentioned technical scheme to set up, first high-pressure pipe and second high-pressure pipe and low-pressure pipe separately arrange, have changed traditional high, the overall arrangement mode that the low-pressure pipeline merged the trend, greatly reduced in the demand of air conditioner pipeline installation process to the space, help promoting the space utilization of automobile body.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic diagram of a prior art air conditioning circuit for a vehicle.

Fig. 2 is a schematic structural diagram of the middle separating type automobile air conditioner pipeline of the present invention.

Fig. 3 is a schematic structural diagram of the pipe clamp in the split type automobile air conditioner pipeline of the present invention.

Fig. 4 is a schematic structural view of the pipe clamp body in the pipe clamp of the present invention.

Fig. 5 is a schematic structural view of the rubber shock-absorbing sleeve in the pipe clamp of the present invention.

1-a first high pressure pipe; 2-a second high pressure tube; 3-low pressure pipe; 4-a compressor; 5-a condenser; 6-high pressure filling port; 7-high-low switch; 8-a low-pressure filling port; 9-pipe clamp; 91-pipe clamp body; 911-a housing part; 912-a connection portion; 9121-coupling bolt holes; 9122-epitaxial stop bend; 913-a groove reinforcement; 92-rubber shock-absorbing sleeve; 921-opening a through groove; 922-anti-drop convex ring; 923-axial pressure equalizing hole.

Detailed Description

In the description of the present invention, it is to be understood that the terms "left", "right", etc. indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings only for convenience of description of the present invention and simplification of description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

The present invention will be described in detail with reference to the following embodiments, and fig. 2 shows a schematic structural diagram of a split type vehicle air conditioner pipeline of the present invention, which is composed of a first high-pressure pipe 1, a second high-pressure pipe 2, a low-pressure pipe 3, a compressor 4, a condenser 5, and an evaporator (not shown in the figure). Wherein, the first high pressure 1 pipe is used for connecting the compressor 4 and the condenser 5; the second high-pressure pipe 2 is used for connecting the condenser 5 and the evaporator; the low pressure pipe 3 is used to connect the evaporator and the compressor 4. The high-pressure pipes (including the first and second high-pressure pipes 1 and 2 described above) and the low-pressure pipe 3 are arranged in regions. The first high-pressure pipe 1 is provided with a high-pressure filler port 6. A high-low switch 7 is provided on the second high-voltage tube 2. A low-pressure filler port 8 is provided in the low-pressure pipe 3. In the present embodiment, the first and second high-pressure pipes 1, 2 are disposed on the left side of the vehicle body, and the low-pressure pipe 3 is disposed on the right side of the vehicle body. Through adopting above-mentioned technical scheme to set up, changed traditional high, the low pressure pipeline and merged the overall arrangement mode of trend, greatly reduced in the air conditioner pipeline installation to the demand in space, help promoting the space utilization of automobile body.

Of course, when the air conditioning duct of the vehicle is actually arranged, the first high-pressure pipe 1 and the second high-pressure pipe 2 may be arranged on the right side of the vehicle body and the low-pressure pipe 3 may be arranged on the left side of the vehicle body according to specific space conditions.

Moreover, in order to prevent the excessive absorption of high-temperature heat in the engine room by refrigerant in the low-pressure pipe 3 and excessive gasification and prevent the occurrence of condensed water phenomenon of the air conditioner, the low-pressure pipe 3 can be wrapped with a high-temperature resistant material, so that the starting frequency and the working time of the compressor are reduced, and the refrigeration speed and the refrigeration effect of the automobile air conditioner are rapidly improved. The high-temperature resistant material is preferably pure aluminum foil tape or heat insulation cotton.

Further, in order to ensure the reliability of fixing the first high-pressure pipe 1, the second high-pressure pipe 2, and the low-pressure pipe 3 to the vehicle body, the separate type air conditioning duct for a vehicle further includes a pipe clamp 9 for individually fixing the same, thereby preventing the respective degrees of freedom from being excessively large, reducing the amount of wear, and improving the service life.

The pipe clamp 9 is generally mainly composed of a pipe clamp body 91 and a rubber damper sleeve 92 (as shown in fig. 3), wherein the pipe clamp body 91 is formed by bending spring steel and is composed of an accommodating portion 911 and a connecting portion 912. The accommodating portion 911 is a cylindrical cavity adapted to the outer edge of the rubber damper sleeve 92. At least one coupling bolt hole 9121 (shown in fig. 4) is opened on the connection portion 912.

Further, in order to ensure the positioning stability of the pipe clamp 9 with respect to the vehicle body, an outward extending stopper bent portion 9122 extending vertically downward may be further provided on the connecting portion 912, which is provided near the connecting coupling bolt hole 9121.

Because the pipe clamp body 91 is an integral bending piece, the stress at the transition between the accommodating part 911 and the connecting part 912 is particularly weak, and cracks are easy to occur after long-term use, so that the groove reinforcing part 913 can be arranged at the transition between the accommodating part 911 and the connecting part 912 in a pressing manner.

Fig. 5 shows the utility model discloses rubber shock attenuation cover's structural schematic diagram in the pipe clamp, as the further optimization of above-mentioned pipe clamp, rubber shock attenuation cover 92 has seted up an open channel 921 along its axis direction, and the groove width control can within 3mm to more be favorable to it to embolia first high-pressure pipe 1, second high-pressure pipe 2 and low-pressure pipe 3, in addition, still can facilitate for its pipe clamp body 91 of packing into.

Moreover, can also be provided with the protruding ring 922 of anticreep at rubber shock attenuation cover 92's both ends, protruding height 2 ~ 3mm prevents that rubber shock attenuation cover 92 from taking place the axial float for pipe clamp body 91, promotes the stability and the reliability of fastening.

Finally, in order to make the radial direction stress of the rubber shock-absorbing sleeve 92 uniform, the stress of the circumferential directions of the first high-pressure pipe 1, the second high-pressure pipe 2 and the low-pressure pipe 3 is promoted to be consistent, and an axial pressure-equalizing hole 923 can be further formed in the rubber shock-absorbing sleeve 92. The method specifically comprises the following steps: the axial pressure equalizing holes 923 are arranged in a plurality of numbers, the cross sectional area is controlled within 2mm multiplied by 5mm, and the axial pressure equalizing holes are evenly distributed along the circumferential direction of the central shaft of the rubber shock absorption sleeve 92. The depth of the axial pressure equalizing hole 923 does not exceed the length of the 1/3 rubber shock-absorbing sleeve 92.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A separated type automobile air conditioner pipeline comprises a first high-pressure pipe, a second high-pressure pipe and a low-pressure pipe; the first high-pressure pipe is used for connecting a compressor and a condenser, the second high-pressure pipe is used for connecting the condenser and an evaporator, and the low-pressure pipe is used for connecting the evaporator and the compressor; a high-pressure filling port is formed in the first high-pressure pipe; a high-low switch is arranged on the second high-voltage tube; the low-pressure pipe is provided with a low-pressure filling port, and is characterized in that the first high-pressure pipe and the second high-pressure pipe are arranged on the left side of the vehicle body, and the low-pressure pipe is arranged on the right side of the vehicle body.

2. The split vehicle air conditioning circuit of claim 1, wherein the low pressure pipe is wrapped with an insulating material.

3. The split vehicle air conditioning circuit of claim 1, further comprising a pipe clamp for securing the first high pressure pipe, the second high pressure pipe, and the low pressure pipe; the pipe clamp comprises a pipe clamp body and a rubber damping sleeve clamped in the pipe clamp body; the pipe clamp body is formed by bending spring steel and consists of an accommodating part and a connecting part, wherein the accommodating part is a columnar cavity matched with the outer edge of the rubber damping sleeve; at least one connecting bolt hole is formed in the connecting part.

4. The split automotive air conditioning duct of claim 3, further comprising an outwardly extending stop bend disposed on one side of the coupling bolt hole.

5. The split automotive air conditioning duct of claim 3, further comprising a grooved reinforcement on the tube clamp body at the transition between the receiving portion and the connecting portion.

6. The separated type automobile air conditioner pipeline as claimed in any one of claims 3-5, wherein the rubber shock-absorbing sleeve is provided with an open through groove along the axial direction, and anti-drop convex rings are arranged at two ends of the rubber shock-absorbing sleeve.

7. The split type automobile air conditioner pipeline as claimed in claim 6, wherein the rubber shock-absorbing sleeve is provided with a plurality of axial pressure equalizing holes which are uniformly distributed along the circumferential direction of the central shaft of the rubber shock-absorbing sleeve; the depth of the axial pressure equalizing hole does not exceed 1/3 the length of the rubber shock-absorbing sleeve.