CN202597791U - One-way valve assembly of air conditioner - Google Patents
One-way valve assembly of air conditioner Download PDFInfo
- Publication number
- CN202597791U CN202597791U CN 201220247264 CN201220247264U CN202597791U CN 202597791 U CN202597791 U CN 202597791U CN 201220247264 CN201220247264 CN 201220247264 CN 201220247264 U CN201220247264 U CN 201220247264U CN 202597791 U CN202597791 U CN 202597791U
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- valve body
- throat
- valve assembly
- way valve
- spherical
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Abstract
The utility model provides a one-way valve assembly of an air conditioner. The one-way valve assembly of the air conditioner is provided with a valve body with a sliding cavity and a valve core which can move back and forth in the sliding cavity and is used for opening and closing the sliding groove. Through holes for refrigerant fluid to pass through are arranged on the wall of the valve body, one end of the valve body is a spherical throat structure, the diameter of the throat is less than that of the valve core, and a baffle ring is arranged at the other end of the valve body. Compared with an existing conical throat structure, the technical scheme is that 1, the distance to arrive at the central throat in a machining process is shortened, and waste of materials is reduced; 2, a whole spherical surface is transition of an arc surface, decomposition of external force is good, and hole wall cracking caused by extrusion of the external force in the machining process can be prevents effectively; 3, due to the fact that the spherical surface is the transition of the arc surface and can diffuse, when a one-way valve is started, the valve core moves upward to be contacted with the inner wall of the spherical throat, and the one-way valve assembly cannot be blocked easily; and 4, contact surface of the valve core and the inner wall of the spherical throat is enlarged, and the danger that the valve core flies out of the valve body due to too high pressure can be prevented effectively.
Description
Technical field
The utility model relates to the one-way valve of the pipeline connecting device of refrigeration system, particularly idle call.
Background technique
Along with the progress of society, the raising day by day of people's living standard, air conditioner gets into users family as a kind of current consumption article.Cold-warm type air-conditioning is liked by client deeply owing to have refrigeration and heat-production functions respectively.In the cold-warm type air-conditioning device, one-way valve plays a kind of effective regulating action.One-way valve is a kind of dependence valve body both sides pressure differences, thereby the realization opening and closing; The systemic circulation schematic representation of the refrigeration that Fig. 1, Fig. 2 are respectively the cold-warm type air-conditioning device when heating; Can find out that in the drawings the one-way valve role is that the limit fluid folk prescription is to flowing, generally; Height pressure reduction is 1.4Mpa during refrigerating operaton, and height pressure reduction will reach 1.6Mpa even higher when heating operation, and this moment, one-way valve was when heating operation; The flow direction of limit fluid, force it must flow through main capillary tube after, flow through secondary capillary tube again; Thereby height pressure reduction widens, and makes heating effect better.When compressor quit work, pressure reduced, and can prevent the refrigeration agent adverse current, when refrigeration, can strengthen refrigerant flow, improved refrigerating efficiency.Fig. 3 is the signal in one-way valve the is installed in cold dim type air-conditioner hose.As shown in the figure: one-way valve one end connects condenser when mounted, and the other end connects high pressure valve.
With reference to figure 4 and Fig. 5, be respectively the structural representation of existing air-conditioning check valve assembly and the cross-sectional view of existing air-conditioning check valve assembly; The air-conditioning check valve assembly comprises among the figure: valve body 1, and this valve body 1 adopts brass to process, and is provided with sliding chamber in it; The spool 2 that in sliding chamber, can advance and retreat and move and be used to open and close sliding chamber, this spool 2 adopts stainless steel to process, and offers the through hole 4 that is used for through coolant on valve body 1 wall; Valve body 1 one ends are conical surface reducing 3 structures; Valve body 1 the other end is provided with seal spool hole 6, and valve body 1 one ends of this structure are conical surface reducing 3 structures, and this structure has following shortcoming: 1, in course of working; Need long material just can reach the reducing internal diameter that meets, particularly break easily in the surface in processing reducing process.2, check valve assembly at work because spool 2 move forward fast, the cone face that is diminished gradually easily blocks, spool 2 valve body 1 that also flies out easily causes the one-way valve inefficacy when pressure is very big.
The model utility content
In order to overcome the deficiency of existing technology, the purpose of the utility model is to provide a kind of structure-improved of air-conditioning check valve assembly.
An aspect according to the utility model; The linkage structure of the air-conditioning check valve assembly that provides comprises: in be provided with the valve body in sliding chamber; The spool that in sliding chamber, can advance and retreat and move and be used to open and close sliding chamber offers the through hole that is used for through coolant on the valve body wall, valve body one end is the sphere throat structure; The diameter of this reducing is less than valve core diameter, and the valve body the other end is provided with the seal spool hole.
Adopt this technological scheme, because valve body one end is designed to the sphere throat structure, the existing conical surface throat structure of comparing has: at first, in course of working, arrive the reduced distances of center reducing, reduce the waste to material.Secondly, whole sphere is that arc surface is excessive, and external force is had good peptizaiton, can in course of working, ftracture because of the external force extruding causes hole wall by effectively preventing, has reduced the reject ratio of product.Once more, excessively and to external force have disperse function because sphere is an arc surface, when one-way valve was worked, spool just was not easy to be stuck when moving up to and contacting with sphere reducing inwall; In addition, the surface of contact of spool and sphere reducing inwall increases, and can prevent and treat the danger that causes spool from valve body, to fly out because of pressure is excessive effectively.
In certain embodiments; Described spool one end is a cylindrical body, and the other end is a cone.
In certain embodiments; Described spool one end is a spherical surface body, and the other end is a cylindrical body.
In certain embodiments; Described through hole correspondence is opened in the valve body wall both sides.
Description of drawings
Systemic circulation schematic representation when Fig. 1 is air-conditioning check valve assembly refrigeration.
Fig. 2 is the systemic circulation schematic representation of air-conditioning check valve assembly when heating.
Fig. 3 is that the air-conditioning check valve assembly is installed in the signal in the air-conditioning duct.
Fig. 4 is the structural representation of existing air-conditioning check valve assembly.
Fig. 5 is the cross-sectional view of existing air-conditioning check valve assembly.
Fig. 6 is the structural representation of the utility model air-conditioning check valve assembly.
Fig. 7 is the cross-sectional view of the utility model air-conditioning check valve assembly.
Embodiment
Below in conjunction with accompanying drawing and specific embodiment the utility model is described further.
With reference to figure 6 and Fig. 7; Be respectively the cross-sectional view of the structural representation and the air-conditioning check valve assembly of the utility model air-conditioning check valve assembly; Among the figure, the air-conditioning check valve assembly comprises: valve body 10, and this valve body 10 adopts brass to process; Be provided with sliding chamber in it, in sliding chamber, be provided with the spool 11 that can advance and retreat and move and be used to open and close sliding chamber, this spool 11 adopts stainless steel to process; One end of spool 11 is cylindrical bodys; The other end is a cone, can also be spherical surface body with spool 11 1 ends, and the other end is a cylindrical body.Correspondence offers the through hole 14 that is used for through coolant on valve body 10 walls, and valve body 10 1 ends are sphere reducing 12 structures, and the diameter of this sphere reducing 12 is less than the diameter of spool 11 cylinder parts, and valve body 10 the other ends are provided with seal spool hole 13.Seal spool hole 13 is used to limit the distance that spool 11 slides in sliding chamber, this seal spool hole 13 also with cone or the sphere dignity fitted seal or the unlatching of spool 11 1 ends.
Adopt this technological scheme, because valve body 10 1 ends are sphere reducing 12 structural designs, this more existing conical surface throat structure has mutually: 1, in course of working, arrive the reduced distances of center reducing, reduce the waste to material.2, whole sphere is that arc surface is excessive, and external force is had good decomposition, can in course of working, cause the hole wall cracking because of the external force extruding by effectively preventing.3, excessively and to power have disperse function because sphere is an arc surface, when one-way valve was opened, spool just was not easy to be stuck when moving up to and contacting with sphere reducing inwall; 4, the surface of contact of spool and sphere reducing inwall increases, and can prevent and treat the danger that causes spool from valve body, to fly out because of pressure is excessive effectively.
Claims (4)
1. air-conditioning check valve assembly; Comprise: in be provided with the valve body in sliding chamber; The spool that in sliding chamber, can advance and retreat and move and be used to open and close sliding chamber offers the through hole that is used for through coolant on the valve body wall, it is characterized in that: described valve body one end is the sphere throat structure; The diameter of this sphere reducing is less than valve core diameter, and the valve body the other end is provided with the seal spool hole.
2. air-conditioning check valve assembly according to claim 1 is characterized in that: described spool one end is a cylindrical body, and the other end is a cone.
3. air-conditioning check valve assembly according to claim 1 is characterized in that: described spool one end is a spherical surface body, and the other end is a cylindrical body.
4. air-conditioning check valve assembly according to claim 1 is characterized in that: described through hole correspondence is opened in the valve body wall both sides.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220247264 CN202597791U (en) | 2012-05-29 | 2012-05-29 | One-way valve assembly of air conditioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220247264 CN202597791U (en) | 2012-05-29 | 2012-05-29 | One-way valve assembly of air conditioner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202597791U true CN202597791U (en) | 2012-12-12 |
Family
ID=47315330
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220247264 Expired - Fee Related CN202597791U (en) | 2012-05-29 | 2012-05-29 | One-way valve assembly of air conditioner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202597791U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105927765A (en) * | 2016-05-20 | 2016-09-07 | 江苏凯联达电子科技有限公司 | One-way valve of vehicle air conditioner |
| CN110439785A (en) * | 2019-08-14 | 2019-11-12 | 珠海格力节能环保制冷技术研究中心有限公司 | Slide valve assembly, compressor and refrigerating plant |
-
2012
- 2012-05-29 CN CN 201220247264 patent/CN202597791U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105927765A (en) * | 2016-05-20 | 2016-09-07 | 江苏凯联达电子科技有限公司 | One-way valve of vehicle air conditioner |
| CN110439785A (en) * | 2019-08-14 | 2019-11-12 | 珠海格力节能环保制冷技术研究中心有限公司 | Slide valve assembly, compressor and refrigerating plant |
| CN110439785B (en) * | 2019-08-14 | 2021-03-12 | 珠海格力节能环保制冷技术研究中心有限公司 | Slide valve assembly, compressor and refrigerating device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121212 Termination date: 20140529 |