CN204755952U - Case subassembly and adopt solenoid valve of this case subassembly - Google Patents
Case subassembly and adopt solenoid valve of this case subassembly Download PDFInfo
- Publication number
- CN204755952U CN204755952U CN201520411082.9U CN201520411082U CN204755952U CN 204755952 U CN204755952 U CN 204755952U CN 201520411082 U CN201520411082 U CN 201520411082U CN 204755952 U CN204755952 U CN 204755952U
- Authority
- CN
- China
- Prior art keywords
- diameter circular
- valve
- spool
- small
- post holes
- 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
- Magnetically Actuated Valves (AREA)
Abstract
The utility model discloses a case subassembly and adopt solenoid valve of this case subassembly, case subassembly wherein, including case and valve barrel, the hole sliding connection of case and valve barrel, the case includes the major diameter cylindrical section and the minor diameter cylindrical section of coaxial setting, the hole of valve barrel includes the major diameter cylinder hole and the minor diameter cylinder hole of coaxial setting, the diameter in major diameter cylinder hole and minor diameter cylinder hole respectively with the major diameter cylindrical section of case and the diameter phase -match of minor diameter cylindrical section, the center of case is equipped with the through -hole. The utility model discloses a case component Assembly is to the solenoid valve in the time, the tip and the steel ball contact of the major diameter cylindrical section of case, and case and valve barrel diameter need not the riveting, and the case processing of can temporarily polishing makes the assembly of solenoid valve product and maintains more conveniently, has improved the product percent of pass, has promoted product quality's stability and reliability.
Description
Technical field
The utility model relates to a kind of mangetic core assembly and adopts the solenoid valve of this mangetic core assembly.
Background technique
Heating,Ventilating and Air Conditioning (HVAC), refrigeration etc. relate in the system of temperature control, adjustment often can use solenoid valve, so that the break-make of control piping system medium.The keying of solenoid valve valve is mainly realized by the movement controlling spool.At present, for the mangetic core assembly of the solenoid valve of refrigeration system structure as shown in Figure 1, its spool and valve pocket are riveted rear formula and are assembled in solenoid valve, its main shortcoming is: the through hole 1. on spool needs to pass through steel ball sealing, therefore the position that spool contacts with steel ball needs its sealability of unusual light guarantee, but owing to adding riveting step, assembling is keeped in repair all inconvenient, just can only scrap if therefore existing mangetic core assembly is rough; 2. spool is easily stuck in the process of switching electricity, causes the stability of solenoid valve quality of product and reliability to be had a greatly reduced quality.
Model utility content
First object of the present utility model is to provide a kind of assembling and mangetic core assembly easy to maintenance, the up-to-standard rate of raising solenoid valve product and the stability of quality and reliability.
The technological scheme realizing the utility model first object is: a kind of mangetic core assembly, comprises spool and valve pocket; The endoporus of described spool and valve pocket is slidably connected; Described spool comprises large-diameter circular shell of column and the small-diameter circular shell of column of coaxial setting; The endoporus of described valve pocket comprises large-diameter circular post holes and the small-diameter circular post holes of coaxial setting, and the diameter of large-diameter circular post holes and small-diameter circular post holes matches with the large-diameter circular shell of column of spool and the diameter of small-diameter circular shell of column respectively; The center of described spool is provided with through hole.
The axial length of the large-diameter circular post holes of described valve pocket is greater than the axial length of the large-diameter circular shell of column of spool; The axial length of the small-diameter circular post holes of described valve pocket is greater than the axial length of the small-diameter circular shell of column of spool.
The outer wall of the small-diameter circular post holes of described valve pocket is provided with two-layer limited step.
Second object of the present utility model is to provide a kind of solenoid valve adopting aforementioned mangetic core assembly, and stability and the reliability of quality are higher
The technological scheme realizing the utility model second object is: a kind of solenoid valve, comprises valve seat, suction tude, outlet pipe, outer cover, chock plug, spring, iron core, coil, steel ball, mangetic core assembly and valve core spring; The two ends of the inner chamber of described valve seat are fixedly connected with one end of outer cover with outlet pipe respectively and are communicated with; The other end interference fit of described chock plug and outer cover is also welded; The endoporus of described iron core and outer cover is slidably connected; Described spring is arranged between iron core and chock plug; Described coil is fixed on outer cover outside; The inner chamber of described mangetic core assembly and valve seat is slidably connected; Described mangetic core assembly comprises spool and valve pocket; The endoporus of described spool and valve pocket is slidably connected; Described spool comprises large-diameter circular shell of column and the small-diameter circular shell of column of coaxial setting; The endoporus of described valve pocket comprises large-diameter circular post holes and the small-diameter circular post holes of coaxial setting, and the diameter of large-diameter circular post holes and small-diameter circular post holes matches with the large-diameter circular shell of column of spool and the diameter of small-diameter circular shell of column respectively; The center of described spool is provided with through hole; The axial length of the large-diameter circular post holes of valve pocket is greater than the axial length of the large-diameter circular shell of column of spool; The axial length of the small-diameter circular post holes of described valve pocket is greater than the axial length of the small-diameter circular shell of column of spool; The outer wall of the small-diameter circular post holes of described valve pocket is provided with two-layer limited step; Described steel ball is arranged on iron core, and the end of the large-diameter circular shell of column of the spool of close mangetic core assembly; The centre of sphere of described steel ball is positioned on the axis of mangetic core assembly; The inside that described valve seat is communicated with one end of outlet pipe is provided with annular valve port boss; Be provided with gap between described annular valve port boss and the sidewall of valve seat, and the external diameter of annular valve port boss is less than the aperture of the small-diameter circular post holes of the valve pocket of mangetic core assembly; The sidewall of described valve seat is provided with the inlet hole being communicated with gap between annular valve port boss and sidewall, and one end of suction tude is fixed in this inlet hole; Described valve core spring is arranged in the gap between the annular valve port boss of valve seat and sidewall, and one end of valve core spring is enclosed within the outer wall of small-diameter circular post holes of valve pocket, and it is spacing to be subject to first layer limited step.
Described iron core is provided with groove near the center of one end of chock plug; Described spring is arranged in the groove of iron core.
Have employed technique scheme, the utility model has following beneficial effect: when (1) mangetic core assembly of the present utility model is assembled in solenoid valve, the end of the large-diameter circular shell of column of spool contacts with steel ball, spool and valve pocket diameter are without the need to riveting, spool can be polished processing temporarily, make the assembling of solenoid valve product and keep in repair convenient, improve conforming product rate, improving stability and the reliability of quality of product.
(2) axial length of the large-diameter circular post holes of valve pocket of the present utility model is greater than the axial length of the large-diameter circular shell of column of spool, the axial length of the small-diameter circular post holes of valve pocket is greater than the axial length of the small-diameter circular shell of column of spool, and it is stuck that this structure makes spool be not easy in the process of switching electricity.
(3) spring of the present utility model is arranged in the groove of iron core, and this structure can avoid spring to deflect the phenomenons such as distortion when compressing, and improves stability and the reliability of solenoid valve quality of product further.
Accompanying drawing explanation
In order to make content of the present utility model more easily be clearly understood, below according to specific embodiment also by reference to the accompanying drawings, the utility model is described in further detail, wherein
Fig. 1 is the structural representation of existing mangetic core assembly.
Fig. 2 is the structural representation of mangetic core assembly of the present utility model.
Fig. 3 is the structural representation of solenoid valve of the present utility model.
Label in accompanying drawing is:
Valve seat 1, annular valve port boss 1-1, suction tude 2, outlet pipe 3, outer cover 4, chock plug 5, spring 6, iron core 7, groove 7-1, coil, steel ball 8, mangetic core assembly 9, spool 9-1, large-diameter circular shell of column 9-1-1, small-diameter circular shell of column 9-1-2, through hole 9-1-3, valve pocket 9-2, large-diameter circular post holes 9-2-1, small-diameter circular post holes 9-2-2, limited step 9-2-3, valve core spring 10.
Embodiment
(embodiment 1)
See Fig. 2 and Fig. 3, the solenoid valve of the present embodiment, comprise valve seat 1, suction tude 2, outlet pipe 3, outer cover 4, chock plug 5, spring 6, iron core 7, coil, steel ball 8, mangetic core assembly 9 and valve core spring 10.
The two ends of the inner chamber of valve seat 1 are fixedly connected with one end of outer cover 4 with outlet pipe 3 respectively and are communicated with.The other end interference fit of chock plug 5 and outer cover 4 is also welded.Iron core 7 is slidably connected with the endoporus of outer cover 4.It is outside that coil is fixed on outer cover 4.Iron core 7 is provided with groove 7-1 near the center of one end of chock plug 5.Spring 6 is arranged between iron core 7 and chock plug 5, and is positioned at the groove 7-1 of iron core 7.Mangetic core assembly 9 is slidably connected with the inner chamber of valve seat 1.
Mangetic core assembly comprises spool 9-1 and valve pocket 9-2.The endoporus of spool 9-1 and valve pocket 9-2 is slidably connected.Spool 9-1 comprises large-diameter circular shell of column 9-1-1 and the small-diameter circular shell of column 9-1-2 of coaxial setting.The endoporus of valve pocket 9-2 comprises large-diameter circular post holes 9-2-1 and the small-diameter circular post holes 9-2-2 of coaxial setting, and the diameter of large-diameter circular post holes 9-2-1 and small-diameter circular post holes 9-2-2 matches with the large-diameter circular shell of column 9-1-1 of spool 9-1 and the diameter of small-diameter circular shell of column 9-1-2 respectively.The center of spool 9-1 is provided with through hole 9-1-3.The axial length of the large-diameter circular post holes 9-2-1 of valve pocket 9-2 is greater than the axial length of the large-diameter circular shell of column 9-1-1 of spool 9-1.The axial length of the small-diameter circular post holes 9-2-2 of valve pocket 9-2 is greater than the axial length of the small-diameter circular shell of column 9-1-2 of spool 9-1.The outer wall of the small-diameter circular post holes 9-2-2 of valve pocket 9-2 is provided with two-layer limited step 9-2-3.
Steel ball 8 is arranged on iron core 7, and the end of the large-diameter circular shell of column 9-1-1 of the spool 9-1 of close mangetic core assembly 9.The centre of sphere of steel ball 8 is positioned on the axis of mangetic core assembly 9.The inside that valve seat 1 is communicated with one end of outlet pipe 3 is provided with annular valve port boss 1-1.Be provided with gap between annular valve port boss 1-1 and the sidewall of valve seat 1, and the external diameter of annular valve port boss is less than the aperture of the small-diameter circular post holes 9-2-2 of the valve pocket 9-2 of mangetic core assembly 9.The sidewall of valve seat 1 is provided with the inlet hole being communicated with gap between annular valve port boss 1-1 and sidewall, and one end of suction tude 2 is fixed in this inlet hole.Valve core spring 10 is arranged in the gap between the annular valve port boss 1-1 of valve seat 1 and sidewall, and one end of valve core spring 10 is enclosed within the outer wall of small-diameter circular post holes 9-2-2 of valve pocket 9-2, and it is spacing to be subject to first layer limited step 9-2-3.
The working principle when solenoid valve of the present embodiment uses in refrigeration systems is: when coil no electric circuit, and iron core 7 promotes mangetic core assembly 9 by the space closure (i.e. close port) between the annular valve port boss 1-1 of valve seat 1 and sidewall under the effect of spring 6 elastic force; When the coil is energized, produce magnetic field, the elastic force that now iron core 7 overcomes spring 6 moves to chock plug 5, gap between annular valve port boss 1-1 and sidewall is opened (namely opening valve port rapidly) rapidly by mangetic core assembly 9 under the effect of pressure reduction and valve core spring 10, refrigerant fluid enters the inner chamber of valve seat 1 from suction tude 2, then flow out through outlet pipe 3, form refrigeration cycle.
Above-described specific embodiment; the purpose of this utility model, technological scheme and beneficial effect are further described; be understood that; the foregoing is only specific embodiment of the utility model; be not limited to the utility model; all within spirit of the present utility model and principle, any amendment made, equivalent replacement, improvement etc., all should be included within protection domain of the present utility model.
Claims (5)
1. a mangetic core assembly, is characterized in that: comprise spool (9-1) and valve pocket (9-2); Described spool (9-1) is slidably connected with the endoporus of valve pocket (9-2); Described spool (9-1) comprises large-diameter circular shell of column (9-1-1) and the small-diameter circular shell of column (9-1-2) of coaxial setting; The endoporus of described valve pocket (9-2) comprises large-diameter circular post holes (9-2-1) and the small-diameter circular post holes (9-2-2) of coaxial setting, and the diameter of large-diameter circular post holes (9-2-1) and small-diameter circular post holes (9-2-2) matches with the large-diameter circular shell of column (9-1-1) of spool (9-1) and the diameter of small-diameter circular shell of column (9-1-2) respectively; The center of described spool (9-1) is provided with through hole (9-1-3).
2. a kind of mangetic core assembly according to claim 1, is characterized in that: the axial length of the large-diameter circular post holes (9-2-1) of described valve pocket (9-2) is greater than the axial length of the large-diameter circular shell of column (9-1-1) of spool (9-1); The axial length of the small-diameter circular post holes (9-2-2) of described valve pocket (9-2) is greater than the axial length of the small-diameter circular shell of column (9-1-2) of spool (9-1).
3. a kind of mangetic core assembly according to claim 2, is characterized in that: the outer wall of the small-diameter circular post holes (9-2-2) of described valve pocket (9-2) is provided with two-layer limited step (9-2-3).
4. a solenoid valve, is characterized in that: comprise valve seat (1), suction tude (2), outlet pipe (3), outer cover (4), chock plug (5), spring (6), iron core (7), coil, steel ball (8), mangetic core assembly (9) and valve core spring (10); The two ends of the inner chamber of described valve seat (1) are fixedly connected with outlet pipe (3) one end with outer cover (4) and are communicated with respectively; The other end interference fit of described chock plug (5) and outer cover (4) is also welded; Described iron core (7) is slidably connected with the endoporus of outer cover (4); Described spring (6) is arranged between iron core (7) and chock plug (5); It is outside that described coil is fixed on outer cover (4); Described mangetic core assembly (9) is slidably connected with the inner chamber of valve seat (1); Described mangetic core assembly (9) adopts structure according to claim 3; Described steel ball (8) is arranged on iron core (7), and the end of the large-diameter circular shell of column (9-1-1) of the spool (9-1) of close mangetic core assembly (9); The centre of sphere of described steel ball (8) is positioned on the axis of mangetic core assembly (9); The inside that described valve seat (1) is communicated with one end of outlet pipe (3) is provided with annular valve port boss (1-1); Be provided with gap between described annular valve port boss (1-1) and the sidewall of valve seat (1), and the external diameter of annular valve port boss (1-1) is less than the aperture of the small-diameter circular post holes (9-2-2) of the valve pocket (9-2) of mangetic core assembly (9); The sidewall of described valve seat (1) is provided with the inlet hole being communicated with gap between annular valve port boss (1-1) and sidewall, and one end of suction tude (2) is fixed in this inlet hole; Described valve core spring (10) is arranged in the gap between the annular valve port boss (1-1) of valve seat (1) and sidewall, one end of valve core spring (10) is enclosed within the outer wall of small-diameter circular post holes (9-2-2) of valve pocket (9-2), and it is spacing to be subject to first layer limited step (9-2-3).
5. a kind of solenoid valve according to claim 4, is characterized in that: described iron core (7) is provided with groove (7-1) near the center of one end of chock plug (5); Described spring (6) is arranged in the groove (7-1) of iron core (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520411082.9U CN204755952U (en) | 2015-06-12 | 2015-06-12 | Case subassembly and adopt solenoid valve of this case subassembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520411082.9U CN204755952U (en) | 2015-06-12 | 2015-06-12 | Case subassembly and adopt solenoid valve of this case subassembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204755952U true CN204755952U (en) | 2015-11-11 |
Family
ID=54470659
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520411082.9U Expired - Fee Related CN204755952U (en) | 2015-06-12 | 2015-06-12 | Case subassembly and adopt solenoid valve of this case subassembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204755952U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109654282A (en) * | 2017-10-11 | 2019-04-19 | 中国航发西安动力控制科技有限公司 | A kind of big flow nozzle-baffle arrangement |
-
2015
- 2015-06-12 CN CN201520411082.9U patent/CN204755952U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109654282A (en) * | 2017-10-11 | 2019-04-19 | 中国航发西安动力控制科技有限公司 | A kind of big flow nozzle-baffle arrangement |
| CN109654282B (en) * | 2017-10-11 | 2020-12-29 | 中国航发西安动力控制科技有限公司 | Large-flow nozzle-baffle structure |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| KR101375377B1 (en) | An electric valve | |
| CN101988583B (en) | Magnetic valve | |
| CN105805391B (en) | A kind of threeway electromagnetic piston valve | |
| CN204755952U (en) | Case subassembly and adopt solenoid valve of this case subassembly | |
| CN201310628Y (en) | Electromagnetic valve structure | |
| CN205401828U (en) | Explosion -proof solenoid valve | |
| CN102052468A (en) | Flow path switch control device | |
| CN103968136B (en) | A kind of magnetic valve | |
| CN103672109B (en) | A kind of normally open solenoid valve | |
| CN204805577U (en) | Electromagnetic valve | |
| CN215981078U (en) | Electromagnetic valve and air conditioning system with same | |
| CN202420051U (en) | Bidirectional throttle valve | |
| CN107975602A (en) | A kind of volume control device | |
| CN205446727U (en) | Electromagnetic warm water valve | |
| CN207298006U (en) | A kind of cylinder for liquefied gas and its Intelligent anti-leakage safety valve | |
| CN202418695U (en) | Flow-adjustable ball valve | |
| CN103216925B (en) | A kind of cabinet air-conditioner | |
| CN216742848U (en) | Stop valve | |
| CN207880118U (en) | A kind of pilot valve and four-way reversing valve | |
| CN217272268U (en) | Electromagnetic valve with stainless steel valve port | |
| US20210070142A1 (en) | Two-position eight-way valve and electric vehicle air conditioning system | |
| CN102563175B (en) | A kind of guide electromagnetic valve | |
| CN202158199U (en) | Stop valve | |
| CN219432444U (en) | Solenoid valve, refrigeration plant and car | |
| CN219242768U (en) | Electromagnetic valve |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 266300 No. 58 Minjiang Road, Jiaozhou Economic and Technological Development Zone, Qingdao City, Shandong Province Patentee after: Qingdao Bai Yi refrigeration equipment Co., Ltd. Address before: 213000 No. 26, Donggang No. 2 Road, Binjiang Economic Development Zone, Xinbei District, Changzhou City, Jiangsu Province Patentee before: JIANGSU DEBAIYI REFRIGERATION PLANT CO., LTD. |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151111 Termination date: 20210612 |