CN202580123U - Four-way valve for R32 refrigerant and air conditioner - Google Patents
Four-way valve for R32 refrigerant and air conditioner Download PDFInfo
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- CN202580123U CN202580123U CN 201220220302 CN201220220302U CN202580123U CN 202580123 U CN202580123 U CN 202580123U CN 201220220302 CN201220220302 CN 201220220302 CN 201220220302 U CN201220220302 U CN 201220220302U CN 202580123 U CN202580123 U CN 202580123U
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- way valve
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- 239000003507 refrigerant Substances 0.000 title abstract description 5
- 238000005057 refrigeration Methods 0.000 claims description 14
- 239000003795 chemical substances by application Substances 0.000 description 11
- 238000013461 design Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009897 systematic effect Effects 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012797 qualification Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 238000012795 verification Methods 0.000 description 1
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Abstract
The utility model provides a cross valve and air conditioner for R32 refrigerant, wherein, a cross valve for R32 refrigerant includes: the valve comprises a main valve body, a valve chamber is arranged in the main valve body, a valve core is arranged in the valve chamber, the valve core divides two ends of the valve chamber into a first valve chamber and a second valve chamber which are mutually independent, the valve core comprises a valve seat and a sliding block, the sliding block is slidably arranged on the valve seat, and the valve seat is fixed on the main valve body; a plurality of connecting pipes, all communicate with the valve chamber of main valve body, and the connecting pipe includes: the inner diameters of the connecting pipe E, the connecting pipe S and the connecting pipe C are all 5.0-7.0 mm; d the inner diameter of the connecting tube is between 3.2 and 5.5 mm. The utility model discloses can effectively reduce the problem of the internal leakage of cross valve among the prior art.
Description
Technical field
The utility model relates to the interconnection technique field, in particular to a kind of four-way valve of the R32 of being used for refrigeration agent and have the air conditioner of this four-way valve.
Background technique
The outer warp of four-way valve main valve body is more than 20 millimeters in the prior art, and the internal diameter of E, S, C connecting tube is more than 7.5 millimeters, and the internal diameter of D connecting tube is more than 6 millimeters, and the setting of these sizes is to be determined by the condensing agent R22 of existing use and R410a.But when using the less environmental protection refrigerant of R32 equimolecular quantity; Because the distance between the E of existing four-way valve, S, the C connecting tube is excessive, make the oversize of spool in the main valve body, cause the area of contact of spool and main valve body excessive; Be prone to internal leakage takes place, cause the decline of systematic function.The excessive then external surface area of four-way valve is excessive simultaneously, has bigger thermal loss, influence systematic function, and the four-way valve volume is excessive, and the system pipeline reliability reduces when weight is big.
The model utility content
The utility model aims to provide a kind of four-way valve of the R32 of being used for refrigeration agent and has the air conditioner of this four-way valve, to solve the easy problem of leaking of refrigeration agent in the existing technology.
To achieve these goals, an aspect according to the utility model provides a kind of four-way valve of the R32 of being used for refrigeration agent to comprise: main valve body; Be provided with valve chamber in the main valve body; Be provided with spool in the valve chamber, spool is separated out the first separate valve chamber and second valve chamber with the two ends of valve chamber, and spool comprises valve seat and slide block; Slide block is slidably disposed on the valve seat, and valve seat is fixed on the main valve body; A plurality of connecting tubes; All be communicated with the valve chamber of main valve body; Connecting tube comprises: E connecting tube, S connecting tube, C connecting tube and D connecting tube; E connecting tube, S connecting tube and C connecting tube are successively set on the main valve body along the axial direction of main valve body, and the D connecting tube is connected a side relative with the S connecting tube of main valve body, and the internal diameter of E connecting tube is between 5.0 to 7.0 millimeters; The internal diameter of S connecting tube is between 5.0 to 7.0 millimeters; The internal diameter of C connecting tube is between 5.0 to 7.0 millimeters; The internal diameter of D connecting tube is between 3.2 to 5.5 millimeters.
Further, the internal diameter of main valve body is between 13 to 17 millimeters.
Further, slide block has the primary importance and the second place that connection of S connecting tube and C connecting tube and E connecting tube and D connecting tube are communicated with that makes E connecting tube and the connection of S connecting tube and C connecting tube and the connection of D connecting tube.
Further, it is three attachment holes that valve seat is provided with, and three attachment holes are communicated with E connecting tube, S connecting tube and C connecting tube respectively; Slide block is provided with connectivity slot, and when slide block was positioned at primary importance, connectivity slot was communicated with E connecting tube and S connecting tube, and when slide block was positioned at the second place, connectivity slot was communicated with S connecting tube and C connecting tube.
Further, also comprise the pilot valve that all is communicated with first valve chamber and second valve chamber, pilot valve also is connected with S connecting tube and D connecting tube.
Further, pilot valve is communicated with first valve chamber through the e capillary tube, and pilot valve is communicated with second valve chamber through the c capillary tube.
Further, pilot valve is communicated with the S connecting tube through the s capillary tube, and pilot valve is communicated with the D connecting tube through the d capillary tube.
An aspect according to the utility model provides a kind of air conditioner, has four-way valve, and four-way valve is the above-mentioned four-way valve that is used for the R32 refrigeration agent.
In the technological scheme of the utility model; Four-way valve comprises main valve body and a plurality of connecting tube, wherein is provided with in the main valve body because valve chamber is provided with spool in the valve chamber; This spool is separated out the first separate valve chamber and second valve chamber with the two ends of valve chamber; Spool comprises valve seat and slide block, and slide block is slidably disposed on the valve seat, and valve seat is fixed on the main valve body.A plurality of connecting tubes are communicated with the interior valve chamber of main valve body; Connecting tube comprises E connecting tube, S connecting tube, C connecting tube and D connecting tube; Wherein E connecting tube, S connecting tube and C connecting tube are successively set on the main valve body along the axial direction of main valve body, and the setting of D connecting tube is the side that the S connecting tube is relative, wherein; The internal diameter of E connecting tube, S connecting tube and C connecting tube is all at 5.0 to 7.0 millimeters, and the internal diameter of D connecting tube is at 3.2 to 5.5 millimeters.
The four-way valve of the utility model has reduced the dimensional parameters of connecting tube, and the compactness more with the distance design between E, S, the C connecting tube makes the volume of spool also reduce accordingly; The area of contact that is spool and main valve body reduces; Reduced the internal leakage of four-way valve, simultaneously, the surface area that reduces also to have reduced four-way valve of volume; Promptly reduce the thermal loss of four-way valve, improved the performance and the efficient of four-way valve.
Description of drawings
The Figure of description that constitutes the application's a part is used to provide the further understanding to the utility model, and illustrative examples of the utility model and explanation thereof are used to explain the utility model, do not constitute the improper qualification to the utility model.In the accompanying drawings:
Fig. 1 shows the schematic perspective view according to the embodiment's of the four-way valve that is used for the R32 refrigeration agent of the utility model first angle;
Fig. 2 shows the schematic perspective view of second angle of the four-way valve of Fig. 1;
Fig. 3 shows the schematic perspective view of angular of the four-way valve of Fig. 1;
Fig. 4 shows the schematic perspective view of the 4th angle of the four-way valve of Fig. 1;
Fig. 5 shows the cross-sectional schematic of the four-way valve of Fig. 1;
Fig. 6 shows the cross-sectional schematic of another angle of the four-way valve of Fig. 1; And
Fig. 7 shows the comparison diagram that heats loss of four-way valve of four-way valve and the existing technology of the utility model.
Embodiment
Need to prove that under the situation of not conflicting, embodiment and the characteristic among the embodiment among the application can make up each other.Below with reference to accompanying drawing and combine embodiment to specify the utility model.
Fig. 1 shows the schematic perspective view according to the embodiment's of the four-way valve of the utility model first angle; Fig. 2 shows the schematic perspective view of second angle of the four-way valve of Fig. 1; Fig. 3 shows the schematic perspective view of angular of the four-way valve of Fig. 1; Fig. 4 shows the schematic perspective view of the 4th angle of the four-way valve of Fig. 1, and Fig. 5 and Fig. 6 show the cross-sectional schematic of the four-way valve of Fig. 1.In conjunction with referring to Fig. 1 to Fig. 6, as can be seen from the figure, the four-way valve in the present embodiment comprises main valve body 10 and a plurality of connecting tubes; Wherein be provided with in the main valve body 10 because valve chamber; Be provided with spool in the valve chamber, spool is separated out the first separate valve chamber 31 and second valve chamber 32 with the two ends of valve chamber, and spool comprises valve seat 15 and slide block 16; Slide block 16 is slidably disposed on the valve seat 15, and valve seat 15 is fixed on the main valve body 10.A plurality of connecting tubes all are communicated with main valve body 10 interior valve chambers; Connecting tube comprises E connecting tube 11, S connecting tube 12, C connecting tube 13 and D connecting tube 14; Wherein E connecting tube 11, S connecting tube 12 and C connecting tube 13 are successively set on the main valve body 10 along the axial direction of main valve body 10, and D connecting tube 14 setting is the side that S connecting tube 12 is relative, wherein; All between 5.0 to 7.0 millimeters, the internal diameter of D connecting tube 14 is between 3.2 to 5.5 millimeters for the internal diameter of E connecting tube 11, S connecting tube 12 and C connecting tube 13.In the present embodiment, four-way valve has reduced the dimensional parameters of connecting tube, with the compactness more of the distance design between E, S, the C connecting tube 13; Make the volume of spool also reduce accordingly, promptly the area of contact of spool and main valve body 10 reduces, and has reduced the internal leakage of four-way valve; Simultaneously; The surface area that reduces also to have reduced four-way valve of volume has promptly reduced the thermal loss of four-way valve, has improved the performance and the efficient of four-way valve.
For the size of the pipe that is connected, the internal diameter size of main valve body 10 should be controlled between 13 to 17 millimeters, the consumption that reduces to have reduced material of main valve body 10 and connecting tube size; Effectively reduced the heat loss that reduces also to have reduced system of cost of production and four-way valve surface area; Heightened the stability of system, simultaneously, size is when reducing; Also can alleviate the weight of four-way valve, improve the reliability of system.
The four-way valve of present embodiment in use; Spool in the valve chamber comprises valve seat 15 and slide block 16; The piston that also has carriage and two ends; The spool just two ends of valve chamber is separated out the first separate valve chamber 31 and second valve chamber 32, and slide block 16 has and makes E connecting tube 11 is communicated with S connecting tube 12 and C connecting tube 13 is communicated with D connecting tube 14 primary importance and make the second place that S connecting tube 12 is communicated with C connecting tube 13 and E connecting tube 11 is communicated with D connecting tube 14.Wherein, valve seat 15 is provided with three attachment holes, and the upper-end surface of attachment hole has been mounted slidably slide block 16; Three attachment holes are communicated with E connecting tube 11, S connecting tube 12, C connecting tube 13 respectively; Offer connectivity slot on the slide block 16, when slide block 16 was positioned at primary importance, connectivity slot was communicated with E connecting tube 11 and S connecting tube 12; When slide block 16 was positioned at the second place, connectivity slot was communicated with S connecting tube 12 and C connecting tube 13.The conversion of slide block 16 positions can be regulated with the pressure difference of overregulating in first valve chamber 31 and second valve chamber 32 in this enforcement, relates to structure and working principle in the logical valve chamber of four valves, and is very common in related domain, too much do not give unnecessary details at this.
Four-way valve in the present embodiment also comprises the pilot valve 20 that all is communicated with first valve chamber 31 and second valve chamber 32; This pilot valve 20 also is connected with S to roll with D connecting tube 14 and is communicated with; Pilot valve 20 was accomplished with being communicated with through capillary tube of above-mentioned parts; Wherein, pilot valve 20 is communicated with first valve chamber 31 through e capillary tube 21, and pilot valve 20 is communicated with second valve chamber 32 through c capillary tube 23.Be connected through s capillary tube 22 between pilot valve 20 and the S connecting tube 12, be connected through d capillary tube 24 between pilot valve 20 and the D connecting tube 14.
The inventor in the air conditioner that adopts the R32 refrigeration agent, uses the four-way valve performance of present embodiment better through further research, and it is littler especially to be embodied in thermal loss, and especially when the refrigeration work consumption of air conditioner was limited to 3200W ~ 4500W, the advantage embodiment was more obvious.
Be the effect of the four-way valve that detects present embodiment, with the test of comparing of the four-way valve and the four-way valve of the prior art of present embodiment, the four-way valve of present embodiment wherein, the internal diameter of selection E connecting tube 11 is 5.8 millimeters; The internal diameter of S connecting tube 12 is 5.8 millimeters; The internal diameter of C connecting tube 13 is 5.8 millimeters; The internal diameter of D connecting tube 14 is 4.4 millimeters.And this four-way valve is applied to adopt in the air conditioner of R32 refrigeration agent.
Four-way valve of the prior art, the internal diameter of its E connecting tube S connecting tube C connecting tube is 7.6 millimeters, and the internal diameter of D connecting tube is 6.2 millimeters; Be applied to adopt in the air conditioner of R32 and do the contrast experiment, the result is shown in accompanying drawing 7, and the top thick line is represented four-way valve of the prior art; The below fine rule is represented the four-way valve of present embodiment, as can be seen from Figure 7, and in the refrigeration work consumption scope of 3200W to 4500W; Adopt the four-way valve of present embodiment to have littler thermal loss, and gap is more obvious.
Have formula according to single-phase pressure drop of pipeline and corresponding saturated temperature drop theory thereof:
In above-mentioned formula, M represents refrigerant mass fluxes kg/s; D represents pipeline internal diameter m; Q0 represents refrigerating capacity W; Qm represents unit mass flow refrigerating capacity J/kg; ρ represents density kg/m3; μ represents kinetic viscosity Pas; Dp/dz represents loine pressure gradient Pa/m; Dt/dz represents pipeline saturation temperature gradient ℃/m; Dp/dt represents the refrigeration agent physics value.
According to above-mentioned formula and claimant through experimental verification, d in the above-mentioned formula
t/ d
zSpan: 0.1～0.3 ℃/m, and the internal diameter that obtains working as four-way valve E connecting tube 11 is in the 5.0-7.0 millimeter; In the internal diameter 5.0-7.0 millimeter of S connecting tube 12; In the internal diameter 5.0-7.0 millimeter of C connecting tube 13; The internal diameter of D connecting tube 14 uses the air conditioner of this four-way valve to obtain more excellent effect in the 3.2-5.5 millimeter.In a kind of preferably embodiment, the internal diameter of D connecting tube 14 is 5.0 millimeters, and the internal diameter of E, S, C pipe all adopts 5.8 millimeters or 6.7 millimeters, the internal diameter size of main valve body be 16 millimeters so that air conditioner is obtained optimum efficiency.
The preferred embodiment that the above is merely the utility model is not limited to the utility model, and for a person skilled in the art, the utility model can have various changes and variation.All within the spirit and principle of the utility model, any modification of being done, be equal to replacement, improvement etc., all should be included within the protection domain of the utility model.
Claims (8)
1. four-way valve that is used for the R32 refrigeration agent comprises:
Main valve body (10); Said main valve body is provided with valve chamber in (10); Be provided with spool in the said valve chamber, said spool is separated out separate first valve chamber (31) and second valve chamber (32) with the two ends of said valve chamber, and said spool comprises valve seat (15) and slide block (16); Said slide block (16) is slidably disposed on the said valve seat (15), and said valve seat (15) is fixed on the said main valve body (10);
A plurality of connecting tubes all are communicated with the valve chamber of said main valve body (10), and said connecting tube comprises:
E connecting tube (11), S connecting tube (12), C connecting tube (13) and D connecting tube (14); Said E connecting tube (11), S connecting tube (12) and C connecting tube (13) are successively set on the said main valve body (10) along the axial direction of said main valve body (10); Said D connecting tube (14) is connected a side relative with said S connecting tube (12) of said main valve body (10)
It is characterized in that,
The internal diameter of said E connecting tube (11) is between 5.0 to 7.0 millimeters;
The internal diameter of said S connecting tube (12) is between 5.0 to 7.0 millimeters;
The internal diameter of said C connecting tube (13) is between 5.0 to 7.0 millimeters;
The internal diameter of said D connecting tube (14) is between 3.2 to 5.5 millimeters.
2. four-way valve according to claim 1 is characterized in that, the internal diameter of said main valve body (10) is between 13 to 17 millimeters.
3. four-way valve according to claim 1; It is characterized in that said slide block (16) has is communicated with said E connecting tube (11) and S connecting tube (12) and said C connecting tube (13) and D connecting tube (14) primary importance that is communicated with and the second place that connection of said S connecting tube (12) and C connecting tube (13) and said E connecting tube (11) and D connecting tube (14) are communicated with.
4. four-way valve according to claim 1 is characterized in that:
Said valve seat (15) is provided with three attachment holes, and said three attachment holes are communicated with said E connecting tube (11), S connecting tube (12) and C connecting tube (13) respectively;
Said slide block (16) is provided with connectivity slot; Said slide block (16) is when being positioned at primary importance; Said connectivity slot is communicated with said E connecting tube (11) and S connecting tube (12); When said slide block (16) when being positioned at the second place, said connectivity slot is communicated with said S connecting tube (12) and C connecting tube (13).
5. four-way valve according to claim 1; It is characterized in that; Also comprise the pilot valve (20) that all is communicated with said first valve chamber (31) and second valve chamber (32), said pilot valve (20) also is connected with said S connecting tube (12) and D connecting tube (14).
6. four-way valve according to claim 5 is characterized in that, said pilot valve (20) is communicated with said first valve chamber (31) through e capillary tube (21), and said pilot valve (20) is communicated with said second valve chamber (32) through c capillary tube (23).
7. four-way valve according to claim 5 is characterized in that, said pilot valve (20) is communicated with said S connecting tube (12) through s capillary tube (22), and said pilot valve (20) is communicated with said D connecting tube (14) through d capillary tube (24).
8. an air conditioner has four-way valve, it is characterized in that, said four-way valve is according to each described four-way valve that is used for the R32 refrigeration agent in the claim 1 to 7.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220220302 CN202580123U (en) | 2012-05-15 | 2012-05-15 | Four-way valve for R32 refrigerant and air conditioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220220302 CN202580123U (en) | 2012-05-15 | 2012-05-15 | Four-way valve for R32 refrigerant and air conditioner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202580123U true CN202580123U (en) | 2012-12-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220220302 Expired - Lifetime CN202580123U (en) | 2012-05-15 | 2012-05-15 | Four-way valve for R32 refrigerant and air conditioner |
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| Country | Link |
|---|---|
| CN (1) | CN202580123U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103423482A (en) * | 2012-05-15 | 2013-12-04 | 珠海格力电器股份有限公司 | Four-way valve for R32 refrigerant and air conditioner |
| CN105987198A (en) * | 2015-02-15 | 2016-10-05 | 浙江盾安禾田金属有限公司 | Self-propelled four-way valve and air-conditioning system thereof |
| CN106032846A (en) * | 2015-03-17 | 2016-10-19 | 浙江盾安禾田金属有限公司 | Self-operated three-way valve and air-conditioning system thereof |
-
2012
- 2012-05-15 CN CN 201220220302 patent/CN202580123U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103423482A (en) * | 2012-05-15 | 2013-12-04 | 珠海格力电器股份有限公司 | Four-way valve for R32 refrigerant and air conditioner |
| CN105987198A (en) * | 2015-02-15 | 2016-10-05 | 浙江盾安禾田金属有限公司 | Self-propelled four-way valve and air-conditioning system thereof |
| CN106032846A (en) * | 2015-03-17 | 2016-10-19 | 浙江盾安禾田金属有限公司 | Self-operated three-way valve and air-conditioning system thereof |
| CN106032846B (en) * | 2015-03-17 | 2019-12-24 | 浙江盾安禾田金属有限公司 | Self-operated three-way valve and air conditioning system thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20121205 Effective date of abandoning: 20150805 |
|
| RGAV | Abandon patent right to avoid regrant |