Automobile air-conditioning system

Patent metadata

Field	Value
Publication number	US-9581368-B2
Application number	US-201214123748-A
Country	US
Kind code	B2
Filing date	Jun 6, 2012
Priority date	Jun 9, 2011
Publication date	Feb 28, 2017
Grant date	Feb 28, 2017

Abstract

An automobile air-conditioning system is provided, which includes an evaporator and an electrical expansion valve in communication via pipes, with the electrical expansion valve including a coil and a valve body, the coil being fixedly mounted on the valve body; the system also includes a support, the support including a heat-sinking bridge and a cooling ring, with the evaporator provided on one side of the heat-sinking bridge and the cooling ring provided on the other side of the heat-sinking bridge; the heat-sinking bridge and the cooling ring are formed in one piece or are connected with each other fixedly, and the coil is provided within the cooling ring. The automobile air-conditioning system has the advantages of a compact structural design, is capable of effectively cooling the electrical expansion valve, and has high system strength, stable transmission of coolant, and high security.

First claim

What is claimed is:

1. An automobile air-conditioning system, comprising: an evaporator and an electronic expansion valve which are communicated with each other via a pipeline, the electronic expansion valve comprising an electromagnetic coil and a valve body, and the electromagnetic coil being fixedly mounted on the valve body, wherein the automobile air-conditioning system further comprises a bracket, the bracket comprises a heat dissipation bridge and a cooling ring, the evaporator is in direct contact with and arranged at a first side of the heat dissipation bridge, the cooling ring is arranged at a second side of the heat dissipating bridge, wherein the second side is opposite to the first side, the heat dissipation bridge and the cooling ring are integrally formed or are fixedly connected, and the electromagnetic coil is arranged in the cooling ring.

2. The automobile air-conditioning system according to claim 1 , wherein the heat dissipation bridge and the evaporator are fixedly connected to be in direct contact with one another.

3. The automobile air-conditioning system according to claim 1 , wherein the electromagnetic coil is in direct contact with the cooling ring.

4. The automobile air-conditioning system according to claim 3 , wherein the electromagnetic coil and the cooling ring are fixedly connected to be in direct contact with one another.

5. The automobile air-conditioning system according to claim 1 , wherein the cooling ring has a gap, the cooling ring having the gap comprises two connecting ends, the two connecting ends are two ring body extending portions extending outwardly from end portions of a ring body at the gap and arranged opposite to each other, and the two connecting ends are fixedly connected via a bolt.

6. An automobile air-conditioning system, comprising
an evaporator,
an electronic expansion valve, and
a bracket,
wherein the evaporator and the electronic expansion valve are communicated with each other via a pipeline, the electronic expansion valve comprises a coil and a valve body, and the coil is fixedly mounted on the valve body,
wherein the bracket comprises a heat dissipation bridge and a cooling ring, the evaporator is arranged at a first side of the heat dissipation bridge, the cooling ring is arranged at a second side of the heat dissipation bridge, wherein the second side is opposite to the first side, the heat dissipation bridge and the cooling ring are integrally formed or are fixedly connected, and the coil is arranged in the cooling ring,
wherein the bracket further comprises a connecting plate, the connecting plate is arranged between the evaporator and the first side of the heat dissipation bridge, the heat dissipation bridge is arranged at a first surface of the connecting plate close to the electronic expansion valve, the evaporator being in direct contact with a second surface of the connecting plate, wherein the second surface of the connecting plate is opposite to the first surface of the connecting plate, and the heat dissipation bridge and the connecting plate are integrally formed or are fixedly connected.

7. The automobile air-conditioning system according to claim 6 , wherein a cover configured to enclose the electromagnetic coil is arranged on the cooling ring, and the cover and the cooling ring are integrally formed or are fixedly connected.

8. The automobile air-conditioning system according to claim 7 , wherein the cover has no opening and completely encloses a top portion of the electromagnetic coil, or the cover has an opening and partially encloses a top portion of the electromagnetic coil.

9. The automobile air-conditioning system according to claim 6 , wherein the cooling ring is of a complete ring body structure.

10. The automobile air-conditioning system according to claim 6 , wherein the second surface of the connecting plate and the evaporator are fixedly connected to be in direct contact with one another.

11. The automobile air-conditioning system according to claim 10 , wherein the second surface of the connecting plate is fixedly connected to the evaporator by welding, and a welding surface is an entire contacting surface between the connecting plate and the evaporator, or a contacting surface between the evaporator and a part corresponding to the heat dissipation bridge, of the connecting plate at the second surface of the connecting plate.

12. The automobile air-conditioning system according to claim 6 , wherein the bracket further comprises a base, the base is horizontally arranged at a bottom of the connecting plate, the connecting plate and the base are integrally formed or are fixedly connected, the base is fixedly mounted in the automobile, and the evaporator and the electronic expansion valve are, respectively, located at two sides above the base.

13. The automobile air-conditioning system according to claim 12 , wherein the evaporator is directly fixed on one side of an upper surface of the base, and the valve body of the electronic expansion valve is directly fixed on the other side of the upper surface of the base.

14. The automobile air-conditioning system according to claim 12 , wherein the bracket further comprises a first supporting board, the first supporting board is fixedly mounted on the second surface of the connecting plate, and the evaporator is fixedly mounted on the first supporting board.

15. The automobile air-conditioning system according to claim 14 , wherein the bracket further comprises a second supporting board, the second supporting board is fixedly mounted on the first surface of the connecting plate, and the valve body of the electronic expansion valve is fixedly mounted on the second supporting board.

16. The automobile air-conditioning system according to claim 12 , wherein the bracket further comprises a second supporting board, the second supporting board is fixedly mounted on the first surface of the connecting plate, and the valve body of the electronic expansion valve is fixedly mounted on the second supporting board.

Assignees

• Zhang Rongrong
• Stanke Edwin J
• Xu Longzhou
• Hangzhou Sanhua Res Inst Co Ltd

Inventors

• Zhang Rongrong
• Stanke Edwin J
• Xu Longzhou

Classifications

• B60H1/3229

  characterised by constructional features, e.g. housings, mountings, conversion systems (B60H1/3227, B60H1/3233 take precedence) · CPC title

• F25B39/02 Primary

  Evaporators · CPC title

• F25B2400/05

  Compression system with heat exchange between particular parts of the system · CPC title

• F25B41/062

  Mechanical Engineering · mapped topic

• Y02B30/70

  Efficient control or regulation technologies, e.g. for control of refrigerant flow, motor or heating · CPC title