CN203190720U - Evaporator - Google Patents
Evaporator Download PDFInfo
- Publication number
- CN203190720U CN203190720U CN 201320169894 CN201320169894U CN203190720U CN 203190720 U CN203190720 U CN 203190720U CN 201320169894 CN201320169894 CN 201320169894 CN 201320169894 U CN201320169894 U CN 201320169894U CN 203190720 U CN203190720 U CN 203190720U
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- CN
- China
- Prior art keywords
- liquid collecting
- collecting portion
- outlet
- refrigerant
- evaporimeter
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Air-Conditioning For Vehicles (AREA)
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
The utility model provides an evaporator which can reduce the number of parts and prevent space from being set in a large scale, and is excellent in muting performance. The evaporator (1) comprises multiple refrigerating fluid runner pipes (14), a refrigerating fluid inlet fluid collection part (5), a refrigerating fluid outlet fluid collection part (6), an inlet pipe (7) and an outlet pipe (8). Refrigerating fluid flows in the multiple refrigerating fluid runner pipes (14). The refrigerating fluid inlet fluid collection part (5) and the refrigerating fluid outlet fluid collection part (6) are connected to the multiple refrigerating fluid runner pipes (14). The inlet pipe (7) is connected with the refrigerating fluid inlet fluid collection part (5) and supplies the refrigerating fluid into the refrigerating fluid inlet fluid collection part (5). The outlet pipe (8) is connected with the refrigerating fluid outlet fluid collection part (6) and discharges the refrigerating fluid from the refrigerating fluid outlet fluid collection part (6). Vibration attenuation components (17 and 18) are allocated inside at least one of the inlet pipe (7) and the outlet pipe (8), wherein the vibration attenuation components (17 and 18) are formed by rubber-like elastomers.
Description
Technical field
The utility model relate to be fit to be used in for example carry on automobile as the evaporimeter in the air conditioning for automobiles of kind of refrigeration cycle.
Background technology
Since, as the kind of refrigeration cycle that is used for air conditioning for automobiles and extensively known have have compressor, condenser, evaporimeter, as the kind of refrigeration cycle of the expansion valve of pressure reducer and gas-liquid separator with replace expansion valve and have kind of refrigeration cycle capillaceous as pressure reducer.
The evaporimeter of use in air conditioning for automobiles as described above has: flowing has a plurality of pipe for flowing of refrigerant of cold-producing medium; Be connected with refrigerant inlet liquid collecting portion and the refrigerant outlet liquid collecting portion of a plurality of pipe for flowing of refrigerant; Be connected with refrigerant inlet liquid collecting portion and cold-producing medium is supplied to inlet tube in the refrigerant inlet liquid collecting portion; With the outlet that is connected with refrigerant outlet liquid collecting portion and cold-producing medium is discharged in the refrigerant outlet liquid collecting portion, when the work of air conditioning for automobiles, from inlet tube by flowing into the cold-producing medium in the refrigerant inlet liquid collecting portion, from whole pipe for flowing of refrigerant by entering in the refrigerant outlet liquid collecting portion, and from outlet by flowing out.Such air conditioning for automobiles for example detects with the air themperature (delivery temperature) to the outlet side of evaporimeter, and repeat out and the mode of closing is controlled based on the delivery temperature that detects, thereby the indoor temperature of car is remained in the temperature range that sets with making compressor cycle.
But, under the situation of the air conditioning for automobiles that has used expansion valve as pressure reducer, particularly, when the starting of air conditioning for automobiles, have following problem: thus cause the movement disorder of cold-producing medium that inlet tube and outlet are vibrated according to the rapid pressure variation on the expansion valve, this vibration is delivered to evaporimeter and makes the evaporimeter vibration, thereby produces noise.In addition, using under the situation of air conditioning for automobiles capillaceous as pressure reducer, has following problem: according to disorder or the pressure fluctuation at the cold-producing medium of capillary internal flow, cause the capillary vibration, this vibration is delivered to evaporimeter via inlet tube and makes the evaporimeter vibration, thereby produces noise.
Particularly, in nearest automobile, because make reductions such as engine sound and idling noise and improved quietness, so the noise that sends from the evaporimeter as the air conditioning for automobiles of kind of refrigeration cycle becomes the reason that makes the indoor occupant of car produce unplessantness displeasure.
As be used in have in the air conditioning for automobiles capillaceous, have noise and reduce the evaporimeter of effect and proposed a kind of evaporimeter, it has: flowing has a plurality of pipe for flowing of refrigerant of cold-producing medium; Be connected with refrigerant inlet liquid collecting portion and the refrigerant outlet liquid collecting portion of a plurality of pipe for flowing of refrigerant; Be connected with refrigerant inlet liquid collecting portion and cold-producing medium is supplied to inlet tube in the refrigerant inlet liquid collecting portion; With the outlet that is connected with refrigerant outlet liquid collecting portion and cold-producing medium is discharged in the refrigerant outlet liquid collecting portion, leading section in entrance liquid collecting portion, be connected with the internal diameter conduit bigger than the internal diameter of inlet tube, the peripheral part of conduit is covered (with reference to patent documentation 1) by damping material.
In the evaporimeter of patent documentation 1 record, cold-producing medium at first flows into internal diameter than in the big conduit of the internal diameter of inlet tube, disorderly energy and the pressure fluctuation energy of flow of refrigerant are discharged, and make based on the energy of the disorder of pressure fluctuation and flow of refrigerant and the vibration of the conduit that produces decays by damping material, thus, prevent vibration to inlet tube and outlet transmission, thereby suppress to produce noise from evaporimeter.
But, in the evaporimeter of patent documentation 1 record, owing to need the internal diameter conduit bigger than the internal diameter of inlet tube, have the problem that the number of components of making increases.In addition, in order to make disorderly energy and the pressure fluctuation energy that discharges flow of refrigerant in conduit effectively, and it is above that the length of conduit is acquired a certain degree, thereby have the problem that maximizes in the space that arranges that makes evaporimeter.And, conduit is based on the energy of the disorder of pressure fluctuation and flow of refrigerant and vibrate, and this vibration decayed by damping material, thus, vibration with conduit by damping material decay front transfer to inlet tube, and the vibration that is passed to inlet tube can be delivered to the situation of evaporimeter.
Technical literature formerly
Patent documentation 1: Japanese kokai publication hei 6-194006 communique.
The utility model content
The purpose of this utility model is, addresses the above problem, and a kind of evaporimeter is provided, and this evaporimeter can reduce number of components, and prevents from arranging the maximization in space, and quietness is outstanding.
The utility model is made of following mode in order to reach above-mentioned purpose.
1) a kind of evaporimeter, it has: flowing has a plurality of pipe for flowing of refrigerant of cold-producing medium; Be connected with refrigerant inlet liquid collecting portion and the refrigerant outlet liquid collecting portion of a plurality of pipe for flowing of refrigerant; Be connected with refrigerant inlet liquid collecting portion and cold-producing medium is supplied to inlet tube in the refrigerant inlet liquid collecting portion; With the outlet that is connected with refrigerant outlet liquid collecting portion and cold-producing medium is discharged in the refrigerant outlet liquid collecting portion, wherein, either party's inside at least in inlet tube and outlet disposes the damping means that is formed by rubber-like elastic body.
2) above-mentioned 1) in the described evaporimeter, damping means is tubulose, and the inner peripheral surface of the either party at least in the outer peripheral face of damping means and inlet tube and the outlet closely contacts.
3) above-mentioned 1) or 2) in the described evaporimeter, at least either party in inlet tube and the outlet, be bent between the connection end of liquid collecting portion and leading section, damping means arrives with the leading section from the inside of the pipe that is bent and surpasses foremost that the mode of the part of the bend of side disposes.
4) above-mentioned 1) to 3) in each described evaporimeter, damping means is configured in the inlet tube.
5) above-mentioned 1) to 4) in each described evaporimeter, damping means is made of neoprene or EP rubbers.
6) above-mentioned 1) to 5) in each described evaporimeter, be configured in the external diameter of the damping means in the inlet tube, littler than the external diameter that is configured in the damping means in the outlet.
The effect of utility model
According to above-mentioned 1)～6) evaporimeter, the inside of the either party at least in inlet tube and outlet disposes the damping means that is formed by rubber-like elastic body, thus, plays following effect.That is to say, this evaporimeter is used in have as the situation in the air conditioning for automobiles of the expansion valve of pressure reducer under, mode with the front end of crossing over inlet tube and outlet is equipped with joint component, and this joint component is connected to two pipes has that high-pressure refrigerant is supplied with the road and low pressure refrigerant is discharged on the expansion valve (diagram slightly) on road.And, when the starting of air conditioning for automobiles, change the movement disorder that causes cold-producing medium according to the rapid pressure on the expansion valve, but the disorder of this cold-producing medium decayed by damping means, suppressed the generation of the vibration in inlet tube and the outlet.Therefore, reduced from inlet tube and outlet being delivered to the vibration of evaporimeter, thereby the vibration that has suppressed with evaporimeter is the generation of the noise of reason.This result is even improved in the nearest automobile of quietness having reduced engine sound and idling noise etc., also can suppress the noise that is sent by evaporimeter and the unplessantness displeasure of causing for the indoor occupant of car.
And, because needn't be as the evaporimeter that patent documentation 1 is put down in writing, need have than the big internal diameter of the internal diameter of inlet tube and the conduit of above length to a certain degree, thus can reduce number of components, and can make evaporimeter the space miniaturization is set.
According to above-mentioned 2) evaporimeter, the disorder of the flow of refrigerant the during starting of air conditioning for automobiles is decayed effectively by damping means, thereby makes that the generation of the vibration in inlet tube and the outlet is suppressed more effectively.
According to above-mentioned 3) evaporimeter, even the curved configuration of the conduit that is bent is complicated, damping means also can be installed fairly simplely, thereby makes the disorder of flow of refrigerant be decayed more effectively by damping means.
With above-mentioned 4) evaporimeter be used in and have as under the situation in the air conditioning for automobiles of the expansion valve of pressure reducer, when the starting of air conditioning for automobiles, change the movement disorder that causes cold-producing medium according to the rapid pressure on the swollen long valve, the disorder of this cold-producing medium is decayed effectively by damping means, thereby has suppressed the generation of the vibration in the inlet tube.Therefore, reduced the vibration that is delivered to evaporimeter from inlet tube, thereby the vibration that has suppressed with evaporimeter is the generation of the noise of reason.And, with above-mentioned 4) evaporimeter be used in have as the situation in the air conditioning for automobiles capillaceous of pressure reducer under, when the starting of air conditioning for automobiles, change the movement disorder that causes cold-producing medium according to the rapid pressure on the capillary, the disorder of this cold-producing medium is decayed by damping means, thereby has suppressed the generation of the vibration in the inlet tube.Therefore, having reduced the vibration that is delivered to evaporimeter from inlet tube, is the generation of the noise of reason from the vibration that has suppressed with evaporimeter.
According to above-mentioned 5) evaporimeter because good with the adaptability of the HFC134a that for example uses as cold-producing medium, institute so that through the time deterioration tail off, can keep damping property for a long time.
According to above-mentioned 6) evaporimeter, because it is littler than the external diameter that is configured in the damping means in the outlet to be configured in the external diameter of the damping means in the inlet tube, damping means is closely contacted with inlet tube and outlet, dwindle the gap between damping means and the pipe thus, the vibration that prevents cold-producing medium is improved to the effect that pipe transmits.
Description of drawings
Fig. 1 is so that damping means is in the mode of the outside of inlet tube and outlet, represents the local incised notch stereogram of the integral body formation of evaporimeter of the present utility model.
Fig. 2 is the A-A line amplification view of Fig. 1 of the state of the damping means inside that is installed in inlet tube and outlet.
Description of reference numerals
1: evaporimeter
5: liquid collecting portion on the downwind side (refrigerant inlet liquid collecting portion)
6: liquid collecting portion on the weather side (refrigerant outlet liquid collecting portion)
7: inlet tube
7a: bend
8: outlet
8a: bend
14: pipe for flowing of refrigerant
17,18: damping means
The specific embodiment
Below, with reference to description of drawings embodiment of the present utility model.In the embodiment of the following stated, evaporimeter of the present utility model is applicable to kind of refrigeration cycle, this kind of refrigeration cycle constitutes the air conditioning for automobiles that has expansion valve as pressure reducer.
In addition, in the following description, " aluminium " this term also comprises aluminium alloy except fine aluminium.
And, in the following description, will from the downstream (direction the accompanying drawing shown in the X) of adjacent heat-exchange tube ventilation gap air flowing each other as before, in contrast side as after, with about Fig. 1 as about.
Fig. 1 represents that the integral body of evaporimeter of the present utility model constitutes, and Fig. 2 represents the formation of its major part.
In Fig. 1, evaporimeter 1 has: so that length direction is towards aluminum first catch box 2 and aluminum second catch box 3 of state devices spaced apart ground configuration on above-below direction of left and right directions; And be arranged on heat exchange core 4 between two catch boxs 2,3.
First catch box 2 has: be positioned at liquid collecting portion 5 on the downwind side of front side (downwind side); Be positioned at rear side (weather side) and with downwind side on liquid collecting portion 6 on the liquid collecting portion 5 integrated weather sides, the integral body of liquid collecting portion 5 becomes refrigerant inlet liquid collecting portion on the downwind side, the integral body of liquid collecting portion 6 becomes refrigerant outlet liquid collecting portion on the weather side.The right part of liquid collecting portion 5 on the downwind side of first catch box 2, be connected with cold-producing medium is supplied to the aluminum inlet tube 7 in the liquid collecting portion 5 on the downwind side, the right part of liquid collecting portion 6 on the side of being in the wind is connected with the aluminum outlets 8 that cold-producing medium is discharged in the liquid collecting portion 6 from the weather side.Mode with the front end of crossing over inlet tube 7 and outlet 8 is equipped with joint component 9, and this joint component 9 is connected two pipes 7,8 has that high-pressure refrigerant is supplied with the road and low pressure refrigerant is discharged on the expansion valve (diagram slightly) on road.
Second catch box 3 has: be positioned at liquid collecting portion 11 under the downwind side of front side; Be positioned at rear side and with downwind side under liquid collecting portion 12 under the liquid collecting portion 11 integrated weather sides, liquid collecting portion in the middle of the integral body of liquid collecting portion 11 becomes first under the downwind side, liquid collecting portion in the middle of the integral body of liquid collecting portion 12 becomes second under the weather side.Under the downwind side of second catch box 3 in the liquid collecting portion 11 with weather side under in the liquid collecting portion 12, engage in the mode of the right part of crossing over two following liquid collecting portions 11,12, and be communicated with via the communication means 13 of inside for path.
Either party at least in inlet tube 7 and outlet 8 is in the inside of two pipes 7,8 at this, disposes the damping means 17,18 of the tubulose that is formed by rubber-like elastic body respectively.Damping means 17,18 outer peripheral face closely contact with the inner peripheral surface of inlet tube 7 and outlet 8.At least either party in inlet tube 7 and the outlet 8 is two pipes 7,8 at this, to liquid collecting portion 5,6 connection end with to being connected between the end of joint component 9, bending on a plurality of positions, joint component 9 to the coupling part of expansion valve towards the rear.At this, represent the bend in the most close joint component 9 sides of two pipes 7,8 with 7a, 8a.Damping means 17,18 modes that arrive at least between bend 7a, the 8a with the end of joint component 9 sides from two conduits 7,8 inside dispose, and are preferably, and the mode that arrives the part that surpasses bend 7a, 8a with the end from joint component 9 sides disposes.Damping means 17,18 is made of neoprene or EP rubbers.In addition, the external diameter that is configured in the damping means 17 in the inlet tube 7 is littler than the external diameter that is configured in the interior damping means 18 of outlet 8.In above-mentioned, damping means 17,18 is configured in two pipes 7,8, but is not limited thereto, also can for, only be configured in the inlet tube 7 or in the outlet 8.
Above-mentioned evaporimeter 1 with compressor, together constitute kind of refrigeration cycle as the condenser of refrigerant cooler and as the expansion valve of pressure reducer, and carries at vehicle as air conditioning for automobiles, for example on the automobile.When the work of compressor, the biphasic cryogen of the gas-liquid mixed phase that passes through from compressor, condenser and expansion valve from inlet tube 7 by entering on the downwind side in the liquid collecting portion 5, and from the pipe for flowing of refrigerant 14 of front side by flowing under the downwind side in the liquid collecting portion 11.Enter to the cold-producing medium in the liquid collecting portion 11 under the downwind side, from communication means 13 by entering under the weather side in the liquid collecting portion 12, then, from the pipe for flowing of refrigerant 14 of rear side by flowing on the weather side in the liquid collecting portion 6, and from outlet 8 by being transported to compressor.And, in the pipe for flowing of refrigerant 14 of cold-producing medium in the prostatitis, and in the pipe for flowing of refrigerant 14 of rank rear in the process of flowing, the air that passes through with ventilation gap from heat exchange core 4 carries out heat exchange, thereby air is cooled, and cold-producing medium becomes gas phase and flows out.
And, for the indoor adjustment of car, and repeat out with making compressor cycle and the situation of closing under, when the starting of air conditioning for automobiles, change the movement disorder that causes cold-producing medium according to the rapid pressure on the expansion valve, the disorder of this cold-producing medium has been suppressed the generation of the vibration in inlet tube 7 and the outlet 8 by damping means 17,18 decay.Therefore, reduced from inlet tube 7 and outlet 8 being delivered to the vibration of evaporimeter 1, thereby the vibration that has suppressed with evaporimeter 1 is the generation of the noise of reason.This result is, even improved in the nearest automobile of quietness having reduced engine sound and idling noise etc., and the unplessantness displeasure that the noise that also can suppress to be sent by evaporimeter 1 causes for the indoor occupant of car.And, because it is littler than the external diameter that is configured in the damping means 18 in the outlet 8 to be configured in the external diameter of the damping means 17 in the inlet tube 7, damping means 17 is closely contacted with outlet 8 with inlet tube 7, damping means 18, dwindle the gap that makes between damping means 17 and inlet tube 7, damping means 18 and the outlet 8 thus, the vibration that prevents cold-producing medium is improved to the effect that these pipes transmit.
In the above-described embodiment, the integral body of liquid collecting portion becomes refrigerant inlet liquid collecting portion on the downwind side of first catch box, and the integral body of liquid collecting portion becomes refrigerant outlet liquid collecting portion on the weather side, liquid collecting portion in the middle of the integral body of liquid collecting portion becomes first under the downwind side of second catch box, and liquid collecting portion in the middle of the integral body of liquid collecting portion becomes second under the weather side, but be not limited thereto.For example, also can for, on the downwind side of first catch box in the liquid collecting portion, with the length direction of first catch box a plurality of intervals are set side by side, and the interval that makes arbitrary end becomes liquid collecting portion on the downwind side, on the side of similarly being in the wind in the liquid collecting portion, with the length direction of first catch box a plurality of intervals are set side by side, and make the interval of arbitrary end become liquid collecting portion on the weather side.Under this situation, the interval of an end of liquid collecting portion becomes refrigerant inlet liquid collecting portion on the downwind side, on the weather side in the liquid collecting portion with refrigerant inlet liquid collecting portion be that the interval of same end becomes refrigerant outlet liquid collecting portion.
Industry utilize possibility
Evaporimeter of the present utility model is applicable in the evaporimeter that this evaporimeter constitutes the air conditioning for automobiles that has used expansion valve as pressure reducer.
Claims (6)
1. evaporimeter, it has: flowing has a plurality of pipe for flowing of refrigerant of cold-producing medium; Be connected with refrigerant inlet liquid collecting portion and the refrigerant outlet liquid collecting portion of a plurality of pipe for flowing of refrigerant; Be connected with refrigerant inlet liquid collecting portion and cold-producing medium is supplied to inlet tube in the refrigerant inlet liquid collecting portion; Be connected with refrigerant outlet liquid collecting portion and with the outlet that cold-producing medium is discharged in the refrigerant outlet liquid collecting portion, it is characterized in that, either party's inside at least in inlet tube and outlet disposes the damping means that is formed by rubber-like elastic body.
2. evaporimeter according to claim 1 is characterized in that, damping means is tubulose, and the inner peripheral surface of the either party at least in the outer peripheral face of damping means and inlet tube and the outlet closely contacts.
3. evaporimeter according to claim 1, it is characterized in that, at least either party in inlet tube and the outlet, be bent between the connection end of liquid collecting portion and leading section, damping means arrives with the leading section from the inside of the pipe that is bent and surpasses foremost that the mode of the part of the bend of side disposes.
4. evaporimeter according to claim 2, it is characterized in that, at least either party in inlet tube and the outlet, be bent between the connection end of liquid collecting portion and leading section, damping means arrives with the leading section from the inside of the pipe that is bent and surpasses foremost that the mode of the part of the bend of side disposes.
5. according to each described evaporimeter in the claim 1～4, it is characterized in that damping means is made of neoprene or EP rubbers.
6. according to each described evaporimeter in the claim 1～4, it is characterized in that, be configured in the external diameter of the damping means in the inlet tube, littler than the external diameter that is configured in the damping means in the outlet.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2012-093562 | 2012-04-17 | ||
| JP2012093562A JP6002426B2 (en) | 2012-04-17 | 2012-04-17 | Evaporator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203190720U true CN203190720U (en) | 2013-09-11 |
Family
ID=49107573
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320169894 Expired - Fee Related CN203190720U (en) | 2012-04-17 | 2013-04-01 | Evaporator |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP6002426B2 (en) |
| CN (1) | CN203190720U (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR102552121B1 (en) * | 2018-07-27 | 2023-07-07 | 한온시스템 주식회사 | Air conditioner for vehicle |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH058425Y2 (en) * | 1986-12-18 | 1993-03-03 | ||
| JP2003302130A (en) * | 2002-04-09 | 2003-10-24 | Mitsubishi Electric Corp | Refrigerating air conditioner, and method and device for recovering flammable refrigerant |
| JP2005083073A (en) * | 2003-09-09 | 2005-03-31 | Kubota Corp | Sound insulating tube material for drainage |
-
2012
- 2012-04-17 JP JP2012093562A patent/JP6002426B2/en not_active Expired - Fee Related
-
2013
- 2013-04-01 CN CN 201320169894 patent/CN203190720U/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| JP6002426B2 (en) | 2016-10-05 |
| JP2013221690A (en) | 2013-10-28 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130911 Termination date: 20200401 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |