CN204459450U - Car air conditioner Split type valve core - Google Patents
Car air conditioner Split type valve core Download PDFInfo
- Publication number
- CN204459450U CN204459450U CN201520105448.XU CN201520105448U CN204459450U CN 204459450 U CN204459450 U CN 204459450U CN 201520105448 U CN201520105448 U CN 201520105448U CN 204459450 U CN204459450 U CN 204459450U
- Authority
- CN
- China
- Prior art keywords
- core
- valve core
- valve
- endoporus
- control valve
- 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
Links
Landscapes
- Lift Valve (AREA)
Abstract
The utility model discloses car air conditioner Split type valve core, it comprises control valve seat (1), valve core (2), tube wall seal ring (3), valve core case (4), valve core rod (5) and Returnning spring (6), valve core (2) is made up of core cap (7) and core body (8), and connected by clamping between core cap (7) and core body (8), core cap (7) be threaded connection be arranged on control valve seat (1) endoporus in, valve core rod (5) is sleeved in the endoporus of Returnning spring (6) and the endoporus of valve core (2), valve core case (4) is provided with seal shaft rank (41) and core bar screw (42), elastic seal ring (10) is provided with between the upper-end surface and the sealing surface (82) of core body (8) on the seal shaft rank (41) of valve core case (4).The beneficial effects of the utility model are: it has low cost of manufacture and can effectively prevent system pressure from producing Sealing impacts, and improves the advantage of the sealability of control valve.
Description
Technical field
The utility model relates to automotive air-conditioning system component, particularly car air conditioner Split type valve core.
Background technique
In automotive air-conditioning system, be equipped with the control valve as action executing element, realized the course of normal operation of car air conditioner by control valve action.In general, usually joint and sealed department are formed again at the spool position of control valve, joint is connected with control valve seat, sealed department is used for the sealing of fluid path, with regard to current spool, usual employing joint and sealing position monolithic construction integrally, this all-in-one-piece spool is owing to belonging to rigid construction, require that there is higher machining accuracy and assembly precision, otherwise sealing and the stability of spool can be affected, and the spool of rigid construction is when being installed into valve seat, be difficult to adjust mounting point, after the effect of being under pressure in use, can produce Sealing and impact, thus affect sealing effect, and it is higher for the machining accuracy of rigidity spool, particularly very high to the requirement on machining accuracy of the sealing surface of spool, indirectly add manufacture difficulty and the fabricating cost of equipment.
Model utility content
The purpose of this utility model is the shortcoming overcoming prior art, provides the car air conditioner Split type valve core of a kind of low cost of manufacture and good seal performance.
The purpose of this utility model is achieved through the following technical solutions: car air conditioner Split type valve core, it comprises control valve seat, valve core, tube wall seal ring, valve core case, valve core rod and Returnning spring, the endoporus epimere of described control valve seat offers internal thread, described valve core is made up of the core cap of upper end and the core body of lower end, the cylindrical of core cap offers the outside thread matched with control valve seat internal thread, described core cap is threaded connection and is arranged in the endoporus of control valve seat, described core cap lower end has the bending part bent inwards, core body upper end has the flange part of evagination, described flange part is connected in bending part, tube wall seal ring is provided with between described core body side and control valve seat inwall, the lower end surface of core body is sealing surface, the upper end portion of described valve core rod is provided with limited step, underpart offers outside thread, valve core rod is sleeved in the endoporus of Returnning spring and the endoporus of valve core, valve core case is provided with seal shaft rank and core bar screw, core bar screw is arranged on the center on seal shaft rank, valve core rod is arranged in the core bar screw of valve core case by the outside thread of its lower end, elastic seal ring is provided with between the upper-end surface and the sealing surface of core body on the seal shaft rank of valve core case.
Described elastic seal ring is rectangular seal.
The middle and lower part cylindrical of described core body is provided with guide ring and seal groove, and tube wall seal ring is arranged in seal groove.
The utility model has the following advantages: valve core of the present utility model is split-type structural, and be made up of core cap and core body clamping, core cap can move relative to core body, make valve core entirety thus when mounted, easy adjustment assembly position, improve installation precision, can effectively prevent from system pressure from producing Sealing during use to impact, improve the sealability of control valve, and elastic seal ring is provided with between the upper-end surface and the sealing surface of valve core on the seal shaft rank of valve core case, like this, under the effect of Returnning spring, elastic seal ring can guarantee axial seal between valve core case and core body, and the requirement on machining accuracy of the upper-end surface on the seal shaft rank of valve core case and the lower end sealing surface of valve core can significantly be reduced, thus reduce manufacture cost, reduce difficulty of processing.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the structural representation of valve core;
Fig. 3 is the structural representation of valve core case;
In figure, 1-control valve seat, 2-valve core, 3-tube wall seal ring, 4-valve core case, 5-valve core rod, 6-Returnning spring, 7-core cap, 71-bending part, 8-core body, 81-flange part, 82-sealing surface, 83-guide ring, 84-seal groove, 9-limited step, 10-elastic seal ring, 41-seal shaft rank, 42-core bar screw.
Embodiment
Be further described the utility model below in conjunction with accompanying drawing, protection domain of the present utility model is not limited to the following stated:
As shown in Figure 1, car air conditioner Split type valve core, it comprises control valve seat 1, valve core 2, tube wall seal ring 3, valve core case 4, valve core rod 5 and Returnning spring 6, the endoporus epimere of described control valve seat 1 offers internal thread, described valve core 2 is made up of the core cap 7 of upper end and the core body 8 of lower end, the cylindrical of core cap 7 offers the outside thread matched with control valve seat 1 internal thread, described core cap 7 be threaded connection be arranged on control valve seat 1 endoporus in, in the present embodiment, interface arrangment is adopted between core cap 7 and core body 8, when installing and use, core cap 7 can move along core body 8 outer wall, for realizing the mobile clamping of core cap 7 and core body 8, described core cap 7 lower end has the bending part 71 bent inwards, as shown in Figure 2, core body 8 upper end has the flange part 81 of evagination, described flange part 81 is connected in bending part 71, thus realize the clamping of core cap 7 and core body 8, by the Split type valve core body 2 that core cap 7 and core body 8 clamping are formed, when its integral installation, easy adjustment assembly position, improve installation precision, the impact that system pressure produces Sealing effectively can be prevented during use, the sealability of stability contorting valve, tube wall seal ring 3 is provided with between described core body 8 side and control valve seat 1 inwall, in the present embodiment, the middle and lower part cylindrical of described core body 8 is provided with guide ring 83 and seal groove 84, tube wall seal ring 3 is arranged in seal groove 84, the lower end surface of core body 8 is sealing surface 82, the upper end portion of described valve core rod 5 is provided with limited step 9, underpart offers outside thread, valve core rod 5 is sleeved in the endoporus of Returnning spring 6 and the endoporus of valve core 2, as shown in Figure 3, valve core case 4 is provided with seal shaft rank 41 and core bar screw 42, core bar screw 42 is arranged on the center on seal shaft rank 41, valve core rod 5 is arranged in the core bar screw 42 of valve core case 4 by the outside thread of its lower end, elastic seal ring 10 is provided with between the upper-end surface and the sealing surface 82 of core body 8 on the seal shaft rank 41 of valve core case 4, in the present embodiment, described elastic seal ring 10 is rectangular seal, under the effect of Returnning spring 6, elastic seal ring 10 can guarantee the axial seal between valve core case 4 and valve core 2, and can significantly reduce for the requirement on machining accuracy of the upper-end surface on the seal shaft rank 41 of valve core case 4 and the sealing surface 82 of core body 8 lower end surface.
Claims (3)
1. car air conditioner Split type valve core, it is characterized in that: it comprises control valve seat (1), valve core (2), tube wall seal ring (3), valve core case (4), valve core rod (5) and Returnning spring (6), the endoporus epimere of described control valve seat (1) offers internal thread, described valve core (2) is made up of the core cap (7) of upper end and the core body (8) of lower end, the cylindrical of core cap (7) offers the outside thread matched with control valve seat (1) internal thread, described core cap (7) be threaded connection be arranged on control valve seat (1) endoporus in, described core cap (7) lower end has the bending part (71) bent inwards, core body (8) upper end has the flange part (81) of evagination, described flange part (81) is connected in bending part (71), tube wall seal ring (3) is provided with between described core body (8) side and control valve seat (1) inwall, the lower end surface of core body (8) is sealing surface (82), the upper end portion of described valve core rod (5) is provided with limited step (9), underpart offers outside thread, valve core rod (5) is sleeved in the endoporus of Returnning spring (6) and the endoporus of valve core (2), valve core case (4) is provided with seal shaft rank (41) and core bar screw (42), core bar screw (42) is arranged on the center of seal shaft rank (41), valve core rod (5) is arranged in the core bar screw (42) of valve core case (4) by the outside thread of its lower end, elastic seal ring (10) is provided with between the upper-end surface and the sealing surface (82) of core body (8) on the seal shaft rank (41) of valve core case (4).
2. car air conditioner Split type valve core according to claim 1, is characterized in that: described elastic seal ring (10) is rectangular seal.
3. car air conditioner Split type valve core according to claim 1, is characterized in that: the middle and lower part cylindrical of described core body (8) is provided with guide ring (83) and seal groove (84), and tube wall seal ring (3) is arranged in seal groove (84).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520105448.XU CN204459450U (en) | 2015-02-13 | 2015-02-13 | Car air conditioner Split type valve core |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520105448.XU CN204459450U (en) | 2015-02-13 | 2015-02-13 | Car air conditioner Split type valve core |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204459450U true CN204459450U (en) | 2015-07-08 |
Family
ID=53666334
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520105448.XU Expired - Fee Related CN204459450U (en) | 2015-02-13 | 2015-02-13 | Car air conditioner Split type valve core |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204459450U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112096933A (en) * | 2020-09-16 | 2020-12-18 | 株洲时代新材料科技股份有限公司 | Self-sealing method of oil valve and self-sealing oil valve |
-
2015
- 2015-02-13 CN CN201520105448.XU patent/CN204459450U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112096933A (en) * | 2020-09-16 | 2020-12-18 | 株洲时代新材料科技股份有限公司 | Self-sealing method of oil valve and self-sealing oil valve |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104595281B (en) | Cushion cylinder | |
| CN204437313U (en) | Automobile air conditioning system Split type valve core | |
| CN204459450U (en) | Car air conditioner Split type valve core | |
| CN101220876B (en) | Shuttle type check valve | |
| CN204512652U (en) | A kind of valve core of automotive air conditioner | |
| CN203322281U (en) | Split type filling valve element for automobile air conditioner system | |
| CN201202763Y (en) | Gas spring | |
| CN103267133A (en) | Split type filling valve core for car air conditioning system | |
| CN204978831U (en) | Tie rod assembly | |
| CN204253881U (en) | A kind of novel oil seal structure | |
| CN202946742U (en) | Electric control valve | |
| CN203463161U (en) | Valve oil seal easy to mount and hard to demount and applied to turbo-charging and cylinder direct injection engine | |
| CN203421244U (en) | Direct-acting pressure reduction valve | |
| CN202251633U (en) | Gas spring | |
| CN204533803U (en) | A kind of automobile air conditioning system spool | |
| CN204921824U (en) | A mouthful formula vehicle shock absorber urceolus contracts, rises | |
| CN202992187U (en) | Control valve with split type piston and valve core | |
| CN202360358U (en) | Compressor variable control valve | |
| CN102943897A (en) | Pneumatic diaphragm type automatic pressure-difference reversing valve | |
| CN203679586U (en) | Single pole positioning pin for automotive body welding fixture | |
| CN212107157U (en) | Corrugated pipe regulating valve | |
| CN102401144A (en) | Automobile refrigeration air conditioning valve element | |
| CN204127410U (en) | Ultra-high pressure safety valve | |
| CN202884117U (en) | Pneumatic film type differential pressure automatic reversing valve | |
| CN219282546U (en) | Split type solenoid valve structure |
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: 20150708 Termination date: 20190213 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |