CN201045419Y - Small-sized electromagnetical four-way change valve - Google Patents
Small-sized electromagnetical four-way change valve Download PDFInfo
- Publication number
- CN201045419Y CN201045419Y CNU2007201094641U CN200720109464U CN201045419Y CN 201045419 Y CN201045419 Y CN 201045419Y CN U2007201094641 U CNU2007201094641 U CN U2007201094641U CN 200720109464 U CN200720109464 U CN 200720109464U CN 201045419 Y CN201045419 Y CN 201045419Y
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- main valve
- adapter
- way change
- over
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Abstract
A small-sized four-way reversing valve is used to change the flowing direction of refrigerating working fluid in a thermal pumping air-conditioning. The prior art has the defects that material is wasted and heat dissipation loss is large. As for the utility model, a cavity of a main valve of the utility model is divided into a left valve cavity, a middle cavity, and a right valve cavity by a pair of pistons, a valve seat is welded in the middle cavity, the valve seat is connected with an air intake duct which is used for connecting with an air entry of a compressor, a pipe connection which is connected with an indoor heat exchanger, and a pipe connection which is connected with an outdoor heat exchanger, and sliding parts which are connected on a connecting bar are driven to slide by piston parts to change the communication of the air intake duct with different pipe connections. The utility model is characterized in that the outer diameter of the main valve is from 9mm to 11.5mm, thereby realizing the miniaturization of the prior structure, reducing the waste of materials and energy, reducing the weight and abating the vibration of the valve in the system. Further, the surface of the valve is reduced, and thereby reducing the heat dissipation loss and realizing the purpose of energy-saving.
Description
Technical field
The utility model relates to the electromagnetism four-way change-over valve of heat pump-type idle call, this electromagnetism four-way change-over valve is used for the flow direction that heat pump type air conditioner changes refrigeration working medium, realize the function that heat pump type air conditioner system refrigeration in summer, winter heat, it also can be used for the defrost of heat pump type air conditioner system simultaneously.
Background technique
The structure of existing heat pump-type idle call electromagnetic four-way change-over valve is assembled by electromagnetic coil 1, pilot valve 2 and main valve 3 three parts as shown in Figure 1, and its structure and working principle are described in detail in detail below:
Columnar main valve body 3.1 interior welds have valve seat 3.6, be welded with four connecting tubes on the main valve body: the D that is connected to compressor 4 exhaust ends takes over (Discharge, be always high pressure), the S that is connected to compressor 4 suction ends takes over (Suction is always low pressure), the E that connects indoor heat converter takes over and the C of junction chamber outer heat-exchanger takes over; The main valve body two ends are welded with end cap 3.3, and connecting rod 3.2, slider part 3.5 and two piston elements 3.4 in the main valve body link together; Two piston elements are divided into three chambeies, left, center, right with main valve, and slider part is the intermediate cavity separated into two parts, and outside the adapter with D of slider part communicates, and is the zone of high pressure, and the slider part inner chamber communicates with the S adapter, is low pressure area.
Pilot valve comprises little valve body parts, and its left end is little valve body 2.11, and a face down bonding of little valve body is connected to D and takes over the d capillary tube that is connected, and welding connects left end cap, S adapter, e, the s of right end cap, three capillary tubies of c respectively on the little valve seat 2.10 of opposite side.The right-hand member of little valve body links to each other with sleeve pipe 2.5, and the other end of sleeve pipe welds together (Directional Control Valve can not adorned divided magnetic ring 2.2, exchanges control valve divided magnetic ring is housed) again with end socket 2.1.Little valve body parts inner chamber is equipped with core iron 2.4, and returning spring 2.3 is housed in the step hole of core iron right-hand member, and it is the parts that reed 2.8 and trailing frame 2.7 linked together by rivet 2.6 that left end riveted joint has trailing frame parts, trailing frame parts.The trailing frame left end has positioning hole, and sliding bowl 2.9 is contained in this positioning hole, and the upper-end surface of sliding bowl is supported by reed, and the lower end surface has and is fitted in little valve seat 2.10 lip-deep grooves, and sliding bowl can horizontally slip with trailing frame.A sliding bowl inner chamber communicates with the s capillary tube and is low pressure area, and the pilot valve chamber of sliding bowl outside communicates with the d capillary tube and is the zone of high pressure.
Electromagnetic coil is made up of coil component and magnet case, is fixed on the pilot valve by the bolt combination part.
When air-conditioning needs refrigerating operaton, the electromagnetic coil outage, under the effect of returning spring, core iron trailing frame assembly drives sliding bowl and is moved to the left together, thereby make e, c two capillary tubies and c, d two capillary tubies communicate respectively, because taking over, S is low pressure area, so the gas in chamber, a main valve left side passes through e, s capillary tube and sliding wrist inner chamber and flow into low pressure area, therefore chamber, a main valve left side becomes low pressure area, and the pressurized gas of compressor air-discharging end pass through d, the c hair is taken over and is entered the right chamber of main valve, thereby the right chamber of main valve becomes the zone of high pressure, just formed a pressure difference between the chamber, the left and right sides of main valve, under this action of pressure, slider part and piston element are shifted to the left side, make E, S takes over and communicates D, C takes over and communicates, this moment, the refrigeration working medium circulation path of internal system was: pressurized gas → D adapter → main valve body → C adapter → outdoor heat converter → throttle element → indoor heat converter → E adapter → slider part → S that compressor is discharged take over → is sucked by compressor then, and system realizes refrigeration cycle.
When air-conditioning needs heating operation, the electromagnetic coil energising, under the effect of coil electromagnetic force, core iron trailing frame assembly overcomes the active force of returning spring and drives sliding bowl and move right together, and c, s two capillary tubies and e, d two capillary tubies are communicated respectively.The gas in the right chamber of main valve passes through c, s capillary tube and sliding bowl inner chamber and flow into low pressure area, make the right chamber of main valve become low pressure area, and the pressurized gas of compressor air-discharging end pass through d, the e hair is taken over and is entered chamber, a main valve left side, thereby make chamber, a main valve left side become the zone of high pressure, just formed a pressure difference between the chamber, the left and right sides of main valve, under this action of pressure, slider part and piston element are shifted to the right side, make C, S takes over and communicates, D, E takes over and communicates, the refrigeration working medium circulation path of this moment is: exhaust outlet of compressor → D adapter → main valve body → E adapter → indoor heat converter → throttle element → outdoor heat converter → C adapter → slider part → S adapter → compressor air suction mouth, system realizes heating circulation.
As mentioned above, just can realize the commutation of main valve by the acting in conjunction of electromagnetic coil and pilot valve, and switch the circulating direction of refrigeration working medium by the commutation of main valve, make indoor heat converter become the condenser of the state that heats from the vaporizer of refrigerating state, outdoor heat converter has then become the vaporizer of the state that heats from the condenser of refrigerating state, thus the purpose of the dual-use that makes heat pump type air conditioner realize freezing summer to heat winter.
Above-mentioned heat pump air conditioner electromagnetism four-way change-over valve, in order to satisfy the needs of multiple power air-conditioning (especially high power capacity as greater than 3000W), its volume is bigger, the main valve body outer diameter A is all greater than Φ 21.5mm, length G is greater than 94mm, E/S/C takes over internal diameter B greater than Φ 7.5mm, and D takes over internal diameter H greater than Φ 6.3mm, and the sliding stroke L of slider part is greater than 11.8mm.Yet when the capacity of air-conditioning during less than 3000W, existing electromagnetism four-way change-over valve has seemed excessive a bit, mainly be waste material first, and because weight is heavier, in system, also cause vibration easily, with system matches inconvenience, second, cause radiation loss also bigger owing to big with outside area of contact.
The model utility content
The technical assignment of the technical problems to be solved in the utility model and proposition is to overcome the bigger defective of waste material, radiation loss that existing product exists, a kind of compact electromagnetic four-way change-over valve is proposed, with the air-conditioning about coupling 3000W, by the minimizing heat transfer area, thus the waste of the minimizing material and the energy.For this reason, the utility model is taked following technological scheme:
The compact electromagnetic four-way change-over valve, comprise coil, pilot valve and main valve, described main valve comprises a columnar main valve body, the main valve body two ends are by the end cap sealing, by a pair of piston element that is fixed on the connecting rod two ends main valve inner chamber is divided into left valve pocket, lumen, three chambers of right valve chamber, in the lumen interior welds valve seat is arranged, be connected with on the valve seat and be used for the air-breathing adapter that links to each other with the compressor air suction mouth, adapter that links to each other with indoor heat converter and the adapter that links to each other with outdoor heat converter, on main valve body, be connected with and be used for the vent connection that links to each other with exhaust outlet of compressor, the slider part that is connected on the connecting rod slides on valve seat under the driving of piston element with air-breathing adapter of conversion and adapter, the connection of taking over, the sliding stroke that it is characterized in that described slider part is 9mm～11.5mm.
Described main valve body length is 75mm～93mm.
The described internal diameter that is connected three adapters on the valve seat is 6mm～7.4mm.
Described vent connection internal diameter is 4.5mm～6mm.
The advantage of this programme is that structure is less, by reducing the sliding stroke of slider part, miniaturization that can implementation structure, thereby alleviate the weight of valve, when in system, using like this vibration is reduced, and less with the area of contact of outside, thus material consumption and the radiation loss in system are all smaller, better with the be employed matching performance of the air-conditioning about 3000W of capacity, reached energy saving purposes.
Description of drawings
Fig. 1 is the structural representation of the related electromagnetism four-way change-over valve of the utility model.
Among the figure: 1-electromagnetic coil, 2-pilot valve, 2.1-end socket, 2.2-divided magnetic ring, 2.3-returning spring, 2.4-core iron, 2.5-sleeve pipe, 2.6-rivet, 2.7-trailing frame, 2.8-reed, the sliding bowl of 2.9-, the little valve seat of 2.10-, 2.11-little valve body, 3-main valve, 3.1-main valve body, 3.2-connecting rod, 3.3-end cap, 3.4-piston element, 3.5-slider part, 3.6-valve seat, the 4-compressor, 5-outdoor heat converter, 6-throttle element, 7-indoor heat converter.
Embodiment
The structure of heat pump-type idle call compact electromagnetic four-way change-over valve of the present utility model is assembled by electromagnetic coil 1, pilot valve 2 and main valve 3 three parts as shown in Figure 1 equally, and its structure and working principle are same as the prior art, do not repeat them here; The utility model difference with the prior art below only is described:
The sliding stroke L of slider part 3.5 is 9mm～11.5mm.
The length G of main valve body is 75mm～93mm.
Being connected air-breathing adapter S, the adapter E on the valve seat, the internal diameter B of adapter C is 6mm～7.4mm.
Vent connection D internal diameter H is 4.5mm～6mm.
Thereby the utility model at first limits the length of main valve body by the sliding stroke L that limits slider part and the Dimensions of each adapter realizes the volume miniaturization, structure is less, weight saving like this, vibration when using with system matches can alleviate, and it is less with the area of contact of outside, thereby material consumption and the radiation loss in system are all smaller, and be better with the matching performance of the air-conditioning of capacity about 3000W, reached energy saving purposes.
Claims (4)
1. compact electromagnetic four-way change-over valve, comprise coil (1), pilot valve (2) and main valve (3), described main valve (3) comprises a columnar main valve body (3.1), main valve body (3.1) two ends are by end cap (3.3) sealing, by a pair of piston element (3.4) that is fixed on connecting rod (3.2) two ends the main valve inner chamber is divided into left valve pocket, lumen, three chambers of right valve chamber, in the lumen interior welds valve seat (3.6) is arranged, be connected with on the valve seat (3.6) and be used for the air-breathing adapter (S) that links to each other with the compressor air suction mouth, adapter that links to each other with indoor heat converter (E) and the adapter (C) that links to each other with outdoor heat converter, on main valve body (3.1), be connected with and be used for the vent connection (D) that links to each other with exhaust outlet of compressor, the slider part (3.5) that is connected on the connecting rod (3.2) is gone up slip with air-breathing adapter of conversion (S) and adapter (C) at valve seat (3.6) under the driving of piston element (3.4), take over the connection of (E), the sliding stroke (L) that it is characterized in that described slider part (3.5) is 9mm～11.5mm.
2. compact electromagnetic four-way change-over valve according to claim 1 is characterized in that the length (G) of described main valve body is 75mm～93mm.
3. compact electromagnetic four-way change-over valve according to claim 1 and 2 is characterized in that the described internal diameter (B) that is connected three adapters on the valve seat is 6mm～7.4mm.
4. compact electromagnetic four-way change-over valve according to claim 1 and 2 is characterized in that described vent connection (D) internal diameter (H) is 4.5mm～6mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201094641U CN201045419Y (en) | 2007-05-18 | 2007-05-18 | Small-sized electromagnetical four-way change valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201094641U CN201045419Y (en) | 2007-05-18 | 2007-05-18 | Small-sized electromagnetical four-way change valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201045419Y true CN201045419Y (en) | 2008-04-09 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007201094641U Expired - Lifetime CN201045419Y (en) | 2007-05-18 | 2007-05-18 | Small-sized electromagnetical four-way change valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201045419Y (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102537413A (en) * | 2010-12-20 | 2012-07-04 | 陈则韶 | Three-way valve with electromagnetic pilot sliding valve for air-conditioner water heater |
| CN102758957A (en) * | 2011-04-29 | 2012-10-31 | 浙江三花制冷集团有限公司 | Four-way reversing valve and main valve and connecting rod component of four-way reversing valve |
| CN107489786A (en) * | 2016-06-13 | 2017-12-19 | 株式会社鹭宫制作所 | Slidingtype switching valve and refrigerating circulation system |
| WO2018076536A1 (en) * | 2016-10-31 | 2018-05-03 | 常州市康士达机电有限公司 | Heat dissipation-type electromagnetic reversing valve |
| CN112013562A (en) * | 2019-05-31 | 2020-12-01 | 浙江三花智能控制股份有限公司 | Electromagnetic switching valve and heat pump system with same |
-
2007
- 2007-05-18 CN CNU2007201094641U patent/CN201045419Y/en not_active Expired - Lifetime
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102537413A (en) * | 2010-12-20 | 2012-07-04 | 陈则韶 | Three-way valve with electromagnetic pilot sliding valve for air-conditioner water heater |
| CN102537413B (en) * | 2010-12-20 | 2014-04-02 | 陈则韶 | Three-way valve with electromagnetic pilot sliding valve for air-conditioner water heater |
| CN102758957A (en) * | 2011-04-29 | 2012-10-31 | 浙江三花制冷集团有限公司 | Four-way reversing valve and main valve and connecting rod component of four-way reversing valve |
| CN102758957B (en) * | 2011-04-29 | 2016-05-04 | 浙江三花制冷集团有限公司 | Four-way change-over valve and main valve thereof, link assembly |
| CN107489786A (en) * | 2016-06-13 | 2017-12-19 | 株式会社鹭宫制作所 | Slidingtype switching valve and refrigerating circulation system |
| WO2018076536A1 (en) * | 2016-10-31 | 2018-05-03 | 常州市康士达机电有限公司 | Heat dissipation-type electromagnetic reversing valve |
| CN112013562A (en) * | 2019-05-31 | 2020-12-01 | 浙江三花智能控制股份有限公司 | Electromagnetic switching valve and heat pump system with same |
| CN112013562B (en) * | 2019-05-31 | 2024-05-28 | 浙江三花智能控制股份有限公司 | Electromagnetic switching valve and heat pump system with same |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20080409 |