CN205504134U - Electromagnetism guide formula three -way valve and air conditioning system thereof - Google Patents
Electromagnetism guide formula three -way valve and air conditioning system thereof Download PDFInfo
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- CN205504134U CN205504134U CN201620072369.8U CN201620072369U CN205504134U CN 205504134 U CN205504134 U CN 205504134U CN 201620072369 U CN201620072369 U CN 201620072369U CN 205504134 U CN205504134 U CN 205504134U
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- connecting tube
- piston
- pressure chamber
- intermediate pressure
- way valve
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- Multiple-Way Valves (AREA)
Abstract
The utility model discloses an electromagnetism guide formula three -way valve and air conditioning system thereof, electromagnetism guide formula three -way valve include the main valve body, form first pressure chamber between a piston assembly and the main valve body end cover that corresponds, the 2nd piston assembly and the main valve that the corresponds formation second pressure chamber between the end cover of personally experiencing sth. Part of the body, and formation intermediate pressure chamber between a piston assembly and the 2nd piston assembly is equipped with the slider at the intermediate pressure intracavity, the intermediate pressure chamber is connected with first connecting pipe, second connecting pipe, third connecting pipe, the interface that first connecting pipe, second connecting pipe and third connecting pipe inserted the intermediate pressure chamber is along the main valve axon to setting up side by side according to the order, first pressure chamber is connected with first capillary, the second pressure chamber is connected with the second capillary, the second connecting pipe is connected with the third capillary. The utility model discloses utilize the high pressure in the electromagnetism pilot valve drawing -in system to switch over the valve port, guarantee effective operation of air conditioning system, have lower cost and higher reliability.
Description
Technical field
This utility model relates to air conditioning system.
Background technology
Energy-saving air conditioning is when product defrosting at present, for not affecting the compressor life-span, takes not stop compressor
The mode of frost, generally uses three-way valve.
Existing electric T-shaped valve is driven by motor, then is rotated by reduction gearing band movable slider, its slide block
Size is determined by system pipeline bore, along with pipeline increase, slide block area increase, pressure reduction and other prop up
Under the effect of the driving force that slide block being allowed to seals, frictional force between slide block and valve seat increases, to motor
Requirement is consequently increased, and needs more powerful motor that slide block could be driven to switch valve port.
Additionally, motor-driven electric T-shaped valve also exists structure complexity, relatively costly, sealing reliability is relatively
The shortcomings such as difference.
Utility model content
Technical problem to be solved in the utility model is just to provide a kind of electromagnetic pilot-operated three-way valve and air-conditioning thereof
System, utilizes electromagnetic priority valve to introduce intrasystem high pressure switching valve port, it is ensured that effective operation of air conditioning system.
For solving above-mentioned technical problem, this utility model adopts the following technical scheme that electromagnetic pilot-operated three-way valve,
Including main valve body, it is respectively arranged at two ends with first piston assembly and the second piston component at main valve body inner chamber, described
Form the first pressure chamber between first piston assembly and corresponding main valve body end cap, described second piston component with
The second pressure chamber is formed, between first piston assembly and the second piston component between corresponding main valve body end cap
Form intermediate pressure cavity, be provided with slide block, described slide block and first piston assembly and second at intermediate pressure intracavity
Piston component connects, and described intermediate pressure cavity connects the first connecting tube, the second connecting tube, the 3rd connecting tube,
Described first connecting tube, the second connecting tube and the 3rd connecting tube access the interface of intermediate pressure cavity along main valve body axle
To being arranged side by side in order, described first pressure chamber connects the first capillary tube, and described second pressure chamber connects
Having the second capillary tube, described second connecting tube connects three capillary, described first capillary tube and pilot valve
E capillary tube connect, described second capillary tube is connected with the c capillary tube of pilot valve, described three capillary and
The S capillary tube of pilot valve connects, and the bottom surface, middle part of described slide block is provided with guiding gutter, two bottoms of described slide block
Portion is provided with sealing along face；When the first connecting tube is connected by guiding gutter with the second connecting tube, sealing will along face
3rd connecting tube accesses the interface of intermediate pressure cavity and closes；When the second connecting tube and the 3rd connecting tube pass through water conservancy diversion
During groove connection, seal the interface closing that along face, the first connecting tube is accessed intermediate pressure cavity.
Preferably, the piston cup opening of first piston assembly and the second piston component is all towards the centre of main valve body
Pressure chamber, described intermediate pressure cavity connects the 4th capillary tube, described 4th capillary tube and the d hair of pilot valve
Tubule connects and is concurrently accessed air exit.
Preferably, the piston cup opening of first piston assembly and the second piston component is all towards the centre of main valve body
Pressure chamber.
Preferably, the piston cup opening of first piston assembly is towards the first pressure chamber, the work of the second piston component
Plug bowl opening offers the balance pipe of up/down perforation towards the second pressure chamber, slide block at guiding gutter top.
Preferably, described intermediate pressure intracavity is provided with valve seat, described first connecting tube, the second connecting tube,
Three connecting tubes access intermediate pressure cavity by valve seat, and described valve seat is provided with sliding sealing surface and realizes along face with sealing
Slipper seal coordinates.
Preferably, described slide block connect have leading truck, leading truck two ends respectively with first piston assembly and second
Piston component is fixed.
Preferably, slide block top correspondence guiding gutter is provided with circular arc protrusion, and at the bottom of circular arc protrusion, section periphery is provided with
Positioning convex ring, described leading truck is provided with hole, location, and described positioning convex ring snaps in hole, location.
Preferably, bottom positioning convex ring, connection has flat spring.
It addition, this utility model additionally provides a kind of air conditioning system, it is provided with above-mentioned electromagnetic pilot-operated three
Logical valve.
This utility model utilizes electromagnetic priority valve to introduce intrasystem high pressure switching valve port, it is ensured that air conditioning system
Effectively run, there is relatively low cost and higher reliability.
Accompanying drawing explanation
With detailed description of the invention, this utility model is further described below in conjunction with the accompanying drawings:
Fig. 1 is the structural representation of electromagnetic pilot-operated three-way valve in embodiment 1；
Fig. 2 is the slide block structure schematic diagram that in embodiment 1, electromagnetic pilot-operated three-way valve uses；
Fig. 3 is to use the air conditioning system of electromagnetic pilot-operated three-way valve work under defrosting state in embodiment 1
Schematic diagram；
Fig. 4 is the structural representation of electromagnetic pilot-operated three-way valve in embodiment 2；
Fig. 5 is the structural representation of electromagnetic pilot-operated three-way valve in embodiment 3；
Fig. 6 is the slide block structure schematic diagram that in embodiment 3, electromagnetic pilot-operated three-way valve uses.
Detailed description of the invention
Embodiment 1, as it is shown in figure 1, electromagnetic pilot-operated three-way valve 1, including main valve body 10, at main valve body
Being provided with piston in inner chamber, piston is included in the first piston assembly 11 and that main valve body inner chamber two ends are respectively provided with
Two piston components 12, form the first pressure chamber between described first piston assembly 11 and corresponding main valve body end cap,
The second pressure chamber is formed, in first piston group between described second piston component 12 and corresponding main valve body end cap
Form intermediate pressure cavity between part and the second piston component, be provided with slide block 13, described cunning at intermediate pressure intracavity
Block 13 is connected with first piston assembly 11 and the second piston component 12, and described intermediate pressure cavity connects first
Connecting tube the 101, second connecting tube the 102, the 3rd connecting tube 103, described first connecting tube 101, second is even
Adapter 102 and the 3rd connecting tube 103 access the interface of intermediate pressure cavity and are arranged side by side in order, and described first
Pressure chamber connects the first capillary tube 104, and described second pressure chamber connects the second capillary tube 105, and described the
Two connecting tubes connect three capillary 107, and described first capillary tube 104 connects with the e capillary tube of pilot valve 2
Connecing, described second capillary tube 105 is connected with the c capillary tube of pilot valve 2, described three capillary 107 with
The S capillary tube of pilot valve 2 connects.
As in figure 2 it is shown, the bottom surface, middle part of described slide block 13 is provided with guiding gutter 131, the two of described slide block 13
Bottom portion is provided with sealing along face 132；When the first connecting tube 101 and the second connecting tube 102 are by guiding gutter 131
During connection, seal the interface closing that along face 132, the 3rd connecting tube 103 is accessed intermediate pressure cavity；When second
When connecting tube 102 is connected by guiding gutter 131 with the 3rd connecting tube 103, seal along face 132 by first even
Adapter 101 accesses the interface of intermediate pressure cavity and closes.
Intermediate pressure intracavity is provided with valve seat 14, and described first connecting tube the 101, second connecting tube the 102, the 3rd is even
Adapter 103 accesses intermediate pressure cavity by valve seat 14, and described valve seat 14 is provided with sliding sealing surface and seals edge
Face realizes slipper seal and coordinates.Described slide block 13 connects leading truck 15, and leading truck 15 two ends are respectively with the
One piston component 11 and the second piston component 12 are fixed.Slide block 13 top correspondence guiding gutter 131 is provided with circular arc
Protrusion, section periphery at the bottom of circular arc protrusion is provided with positioning convex ring, and described leading truck 15 is provided with hole, location, described
Positioning convex ring snaps in hole, location, and connecting bottom positioning convex ring has flat spring 16.
This utility model utilizes electromagnetic priority valve to introduce intrasystem high pressure switching valve port, and pressure at expulsion is by first
Pilot valve 2 introduces either side and promotes while piston movement, and the pressure of opposite side is by pilot valve 2 pressure release to the
Two connecting tubes 102.
In the present embodiment, the piston cup opening of first piston assembly 11 and the second piston component 12 is all towards master
The intermediate pressure cavity of valve body 10, described intermediate pressure cavity connects the 4th capillary tube 106, described 4th capillary
Pipe 106 is connected with the d capillary tube of pilot valve 2 and is concurrently accessed air exit, its purpose is to aerofluxus
The high pressure of outlet directly withstands on slide block 13 upper end, reduces internal leakage.
As it is shown on figure 3, air conditioning system is in addition to including above-mentioned electromagnetic pilot-operated three-way valve 1 and pilot valve 2,
Also include the intrinsic parts of other air conditioning systems, such as cross valve 3, compressor 4, indoor set 5, restricting element
6, off-premises station 7 etc..System is when defrosting, and system refrigerant goes out from cross valve S mouth, enters the first connecting tube
101, then go out from the 3rd connecting tube 103, enter the heat storage tank heat exchanger in compressor 4, enter back into air entry,
I.e. first connecting tube the 101, second connecting tube the 102, the 3rd connecting tube 103 is respectively positioned on system low-voltage end.
Embodiment 2, as shown in Figure 4, the present embodiment is with the difference of embodiment 1, and intermediate pressure cavity is not
Have connection the 4th capillary tube, the piston cup opening of first piston assembly 11 and the second piston component 12 all towards
The intermediate pressure cavity of main valve body 10.When either side introduces aerofluxus high pressure from pilot valve, the fluid of this side can be from
Piston cup leaks to intermediate pressure cavity, i.e. this side and intermediate pressure cavity is high pressure, thus promotes piston movement extremely
Opposite side, the high pressure of intermediate pressure cavity pushes down slide block 13 upper end simultaneously.
Embodiment 3, as it is shown in figure 5, the difference of the present embodiment and embodiment 1 is, intermediate pressure cavity is not
Having connection the 4th capillary tube, the piston cup opening of first piston assembly 11 is towards the first pressure chamber, the second piston
The piston cup opening of assembly 12 is towards the second pressure chamber.As shown in Figure 6, simultaneously slide block 13 at guiding gutter 131
Top offers the balance pipe 133 of up/down perforation.When either side is introduced aerofluxus high pressure by pilot valve, this effluent
Body, because being expanded by piston cup the rim of a bowl, will not leak high-pressure fluid, thus promote piston to move to opposite side；
And now the low-pressure fluid of the second connecting tube 102 flows into intermediate pressure through the balance pipe 133 being arranged on slide block
Chamber, makes the pressure balance of slide block about 13 both sides, and now slide block 13 is compressed by flat spring 16.
Claims (9)
- The most electromagnetic pilot-operated three-way valve, including main valve body, is respectively arranged at two ends with first piston assembly at main valve body inner chamber With the second piston component, between described first piston assembly and corresponding main valve body end cap, form the first pressure chamber, The second pressure chamber is formed, at first piston assembly between described second piston component and corresponding main valve body end cap And form intermediate pressure cavity between the second piston component, be provided with slide block at intermediate pressure intracavity, described slide block with First piston assembly and the second piston component connect, it is characterised in that: described intermediate pressure cavity connects first Connecting tube, the second connecting tube, the 3rd connecting tube, described first connecting tube, the second connecting tube and the 3rd connect Pipe accesses the interface of intermediate pressure cavity and is arranged side by side the most in order along main valve body, and described first pressure chamber connects Having the first capillary tube, described second pressure chamber connects the second capillary tube, and described second connecting tube connects the Three capillary, described first capillary tube is connected with the e capillary tube of pilot valve, described second capillary tube and guide The c capillary tube of valve connects, and described three capillary is connected with the S capillary tube of pilot valve, in described slide block Bottom surface, portion is provided with guiding gutter, is provided with sealing along face bottom the two ends of described slide block；When the first connecting tube and second When connecting tube is connected by guiding gutter, seal the interface closing that along face, the 3rd connecting tube is accessed intermediate pressure cavity； When the second connecting tube is connected by guiding gutter with the 3rd connecting tube, seal in the first connecting tube being accessed along face Between pressure chamber interface close.
- Electromagnetic pilot-operated three-way valve the most according to claim 1, it is characterised in that: first piston assembly and The piston cup opening of two piston components is all towards the intermediate pressure cavity of main valve body, and described intermediate pressure cavity connects to be had 4th capillary tube, described 4th capillary tube is connected with the d capillary tube of pilot valve and is concurrently accessed air exit.
- Electromagnetic pilot-operated three-way valve the most according to claim 1, it is characterised in that: first piston assembly and The piston cup opening of two piston components is all towards the intermediate pressure cavity of main valve body.
- Electromagnetic pilot-operated three-way valve the most according to claim 1, it is characterised in that: the work of first piston assembly Plug bowl opening is towards the first pressure chamber, and the piston cup opening of the second piston component is towards the second pressure chamber, slide block The balance pipe of up/down perforation is offered at guiding gutter top.
- 5. according to the electromagnetic pilot-operated three-way valve described in Claims 1-4 any one, it is characterised in that: in described Between be provided with valve seat in pressure chamber, described first connecting tube, the second connecting tube, the 3rd connecting tube are connect by valve seat Entering intermediate pressure cavity, described valve seat is provided with sliding sealing surface and realizes slipper seal along face coordinate with sealing.
- Electromagnetic pilot-operated three-way valve the most according to claim 5, it is characterised in that: described slide block connects leads To frame, leading truck two ends are fixed with first piston assembly and the second piston component respectively.
- Electromagnetic pilot-operated three-way valve the most according to claim 6, it is characterised in that: slide block top correspondence water conservancy diversion Groove is provided with circular arc protrusion, and section periphery at the bottom of circular arc protrusion is provided with positioning convex ring, and described leading truck is provided with location Hole, described positioning convex ring snaps in hole, location.
- Electromagnetic pilot-operated three-way valve the most according to claim 7, it is characterised in that: connect bottom positioning convex ring There is flat spring.
- 9. an air conditioning system, it is characterised in that: the electromagnetic pilot described in claim 1 to 8 any one is installed Formula three-way valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620072369.8U CN205504134U (en) | 2016-01-25 | 2016-01-25 | Electromagnetism guide formula three -way valve and air conditioning system thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620072369.8U CN205504134U (en) | 2016-01-25 | 2016-01-25 | Electromagnetism guide formula three -way valve and air conditioning system thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205504134U true CN205504134U (en) | 2016-08-24 |
Family
ID=56722476
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620072369.8U Expired - Fee Related CN205504134U (en) | 2016-01-25 | 2016-01-25 | Electromagnetism guide formula three -way valve and air conditioning system thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205504134U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111442115A (en) * | 2020-03-19 | 2020-07-24 | 珠海格力电器股份有限公司 | Four-way valve and air conditioning system using same |
-
2016
- 2016-01-25 CN CN201620072369.8U patent/CN205504134U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111442115A (en) * | 2020-03-19 | 2020-07-24 | 珠海格力电器股份有限公司 | Four-way valve and air conditioning system using same |
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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: 20160824 Termination date: 20190125 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |