CN202469156U - Axial sealed solenoid valve - Google Patents
Axial sealed solenoid valve Download PDFInfo
- Publication number
- CN202469156U CN202469156U CN2012200242454U CN201220024245U CN202469156U CN 202469156 U CN202469156 U CN 202469156U CN 2012200242454 U CN2012200242454 U CN 2012200242454U CN 201220024245 U CN201220024245 U CN 201220024245U CN 202469156 U CN202469156 U CN 202469156U
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- CN
- China
- Prior art keywords
- valve
- solenoid valve
- valve rod
- formula solenoid
- seal
- 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
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Abstract
The utility model discloses an axial sealed solenoid valve comprising a valve body. A valve cavity is arranged in the valve body and a valve port is disposed in the valve cavity; a bonnet is placed on the valve body, a valve core component is positioned in the bonnet, and the valve core component can close the valve port. The axial sealed solenoid valve is characterized in that the valve core component comprises a valve rod component; a rubber seal head is mounted on one end of the valve rod component; a bell cover is arranged on the valve rod component in sleeved mode, and the bell cover can form an air cavity with the valve body; a shaft seal is disposed on the valve rod component, and the shaft seal can fix the bell cover on the valve body; an electric coil component is placed in the bonnet, and the electric coil component can open the valve core component when power is supplied; and a squeezing spring is mounted between the rubber seal head and the bell cover and the squeezing spring is arranged on the valve rod component in sleeved mode. The axial sealed solenoid valve aims at providing the axial sealed solenoid valve which is simple in structure, convenient to assembly, good in seal effect, and safe and reliable.
Description
Technical field
The utility model relates to a kind of axial seal formula solenoid valve.
Background technique
The existing interior sealing employing that is used for the pipeline gas Emergeny Cutoff Valves and valve by the fixing rubber seal of mouthful parallel plain seal film phonograph seal or center bolt.Adopt this film phonograph seal structure, when being in close valve state, the sealing film because the pressure of gas generation is rushed to summit.The sealing of the closed condition of valve is to lean on the elastic force of spring to realize; The pressure that gas produces and the pressure of spring are cancelled out each other; When if the pressure of gas surpasses threshold value; Therefore valve can produce internal leakage, adopts the working pressure of gas emergency cut-off magnetic valve of this film phonograph seal structure generally lower, is about about 30KPa.
The existing fixedly structure of rubber seal of screw central hole that adopts; Because halt useless; If the torsion of retaining screw is bigger than normal, less than normal or year in and year out; Sealed rubber can produce distortion and cause sealing effect poor, even thorough throttle down, causes under the situation of needs cut-out source of the gas, can't thoroughly cutting off source of the gas.And need artificial assembling between existing center bolt and the rubber seal, expended many manpowers and time.
The model utility content
The purpose of the utility model is in order to overcome deficiency of the prior art, to provide a kind of simple in structure, easy to assembly, good sealing effect, safe and reliable axial seal formula solenoid valve.
In order to achieve the above object, the utility model adopts following scheme:
A kind of axial seal formula solenoid valve; Include valve body, in described valve body, be provided with valve pocket, in described valve pocket, be provided with a valve port; On described valve body, be provided with valve gap; In described valve gap, being provided with the mangetic core assembly that can close said valve port is characterized in that: described mangetic core assembly includes valve rod assembly, on described valve rod assembly one end, the rubber seal head is housed, and on described valve rod assembly, is arranged with the bell jar that can form air cavity with valve body; On described valve rod assembly, be provided with said bell jar is fixed on the axle envelope on the valve body; At the described electric coil assembly that when switching on said mangetic core assembly is opened that in described valve gap, is provided with, between described rubber seal head and bell jar, be provided with extrusion spring, described extrusion spring is set on the valve rod assembly.
Aforesaid a kind of axial seal formula solenoid valve; It is characterized in that on described valve port, being provided with a conical surface; On the end of the described rubber seal crown, be provided with the sealing cone that cooperates with said conical surface, said valve port is stretched into and described sealing cone is squeezed on the said conical surface in the top of said rubber seal head during the closed electromagnetic valve state.
Aforesaid a kind of axial seal formula solenoid valve is characterized in that being provided with a junction in described valve body upper end, on described joint, is provided with an annular groove, in described annular groove, is provided with O-ring seal.
Aforesaid a kind of axial seal formula solenoid valve is characterized in that including a seal in described axle envelope, in the seal of described axle, is provided with at least one seal ring.
Aforesaid a kind of axial seal formula solenoid valve; It is characterized in that comprising the coil brace that is set in outside the said mangetic core assembly at described electric coil assembly; In described coil brace, be provided with electric coil; On described coil brace, be provided with magnetic force U type frame, on described coil brace upper end, be provided with magnet steel.
Aforesaid a kind of axial seal formula solenoid valve is characterized in that being provided with a mounting groove in described coil brace upper end, and described magnet steel is arranged in the said mounting groove.
Aforesaid a kind of axial seal formula solenoid valve is characterized in that described valve rod assembly comprises valve rod, and said rubber seal head is installed on said valve rod one end; On the said valve rod the other end, be connected with moving core; Be connected with inserts in described moving core upper end, described inserts stretches out said valve gap top, on described inserts one end, is connected with handle; Be provided with restraining groove in described valve gap upper end, described handle is arranged in the described restraining groove during closed electromagnetic valve.
Aforesaid a kind of axial seal formula solenoid valve is characterized in that being connected with dirt-proof cap in described valve gap upper end.
Aforesaid a kind of axial seal formula solenoid valve is characterized in that on said valve body, being provided with import and the outlet that is communicated with said valve port respectively.
Aforesaid a kind of axial seal formula solenoid valve is characterized in that on the first end of said rubber seal, being provided with pad, and described pad is set on the said valve rod, and said extrusion spring is arranged between said pad and the bell jar.
In sum, the utility model with respect to its beneficial effect of existing technology is:
One, the utility model is simple in structure, and the mode through the mold pressing processing rubber between valve rod and the rubber seal head is fixed together, and is easy to assembly, and manufacturing efficiency is high;
Two, on the joint above the valve body, be provided with annular groove in the utility model, in described annular groove, be provided with O-ring seal and effectively guaranteed the sealing effect between valve body and the valve gap;
Three, the rubber seal head is owing to the pressure that receives gas is pressed from top to bottom; What the pressure of gas and the elastic force of spring formed exerts pressure with joint efforts jointly; Increase the pressure of sealing, made the working pressure of the utility model product when gas emergency cut-off can meet or exceed 50Kpa;
Four, in the utility model at the above-mentioned pad that is provided with of the first end of rubber seal; Extrusion spring is arranged between pad and the bell jar; Prevent that effectively extrusion spring from directly exerting pressure to the rubber seal head, guarantee that the rubber seal head can not be out of shape, thereby increased the Security and the reliability of solenoid valve;
Five, on valve rod assembly, be provided with axle envelope, in described axle envelope, be provided with at least one seal ring and guarantee with the sealing of metal bell jar, valve gap reliably, realizes multi-sealedly, the sealability of enhancing valve has further improved the Safety performance of valve.
Description of drawings
Fig. 1 is the schematic perspective view of the utility model;
Fig. 2 is the side schematic view of the utility model;
Fig. 3 is the generalized section of A-A among Fig. 2;
Fig. 4 is the decomposing schematic representation of the utility model;
Fig. 5 is the schematic perspective view of valve body;
Fig. 6 is the generalized section of axle envelope.
Embodiment
Below in conjunction with description of drawings and embodiment the utility model is further described:
A kind of axial seal formula solenoid valve shown in Fig. 1 to 6; Include valve body 1; In described valve body 1, be provided with valve pocket 2, in described valve pocket 2, be provided with a valve port 3, on said valve body 1, be provided with the import 15 and outlet 16 that are communicated with said valve port 3 respectively; On described valve body 1, be provided with valve gap 4; In described valve gap 4, be provided with the mangetic core assembly 5 described mangetic core assemblies 5 that to close said valve port 3 and include valve rod assembly 6, rubber seal 7 is arranged on described valve rod assembly 6 one ends, on described valve rod assembly 6, be arranged with the bell jar 8 that can form air cavitys with valve body 2; On described valve rod assembly 6, be provided with said bell jar 8 is fixed on the axle envelope 9 on the valve body 2; In described valve gap 4, be provided with the electric coil assembly 10 that energising the time can make said mangetic core assembly 6 open described, between described rubber seal 7 and bell jar 8, be provided with extrusion spring 11, described extrusion spring 11 is set on the valve rod assembly 6.Wherein said bell jar 8 is the metal bell jar.
Shown in Fig. 3 to 5; On described valve port 3, be provided with a conical surface 31 in the utility model; On described rubber seal 7 top, be provided with the sealing cone 71 that cooperates with said conical surface 31, said valve port 3 is stretched into and described sealing cone 71 is squeezed on the said conical surface 31 in the top of said rubber seal 7 during the closed electromagnetic valve state.Adopt sealing cone 71 and conical surface 31 to mutually combine, effectively increased sealing area, guaranteed sealing effect at present.
Be provided with a junction 11 in described valve body 1 upper end in the utility model, on described joint 11, be provided with an annular groove 12, in described annular groove 12, be provided with O-ring seal 13.Effectively guaranteed the sealing effect between valve body 1 and the valve gap 4;
Shown in Fig. 3 and 6, include a seal 91 in described axle envelope 9 in the utility model, in the seal 91 of described axle, be provided with at least one seal ring 92.Be respectively equipped with at least one seal ring 92 9 about on the two ends in described axle envelope and guarantee that effectively the sealing of metal bell jars and valve gap is reliable, realize multi-sealedly, the sealability of enhancing valve has further improved the Safety performance of valve.
Comprise the coil brace 101 that is set in outside the said mangetic core assembly 6 at described electric coil assembly 10 in the utility model; In described coil brace 101, be provided with electric coil; On described coil brace 101, be provided with magnetic force frame 102, on described coil brace 101 upper ends, be provided with magnet steel 103.Wherein be provided with a mounting groove 104 in described coil brace 101 upper ends, described magnet steel 103 is arranged in the said mounting groove 104.Described bell jar 8 is arranged in the described coil brace 101, and described axle envelope 9 is arranged between bell jar 8 and the coil brace 101.
Valve rod assembly 6 described in the utility model comprises valve rod 61; Said rubber seal 7 is injection-moulded on said valve rod 61 1 ends, on said valve rod 61 the other ends, is connected with moving core 62, is connected with inserts 63 in described moving core 62 upper ends; Described inserts 63 stretches out said valve gap 4 tops; On described inserts 63 1 ends, be connected with handle 64, be provided with restraining groove 41 in described valve gap 4 upper ends, described handle 64 is arranged in the described restraining groove 41 during closed electromagnetic valve.Be connected with dirt-proof cap 14 in described valve gap 4 upper ends.
On said rubber seal 7 one end, be provided with pad 17 in the utility model, described pad 17 is set on the said valve rod 61, and said extrusion spring 11 is arranged between said pad 17 and the bell jar 8.Prevent that effectively extrusion spring 11 from directly exerting pressure to rubber seal 7, guarantee that rubber seal 7 can not be out of shape, thereby increased the Security and the reliability of solenoid valve.
Claims (10)
1. axial seal formula solenoid valve; Include valve body (1); In described valve body (1), be provided with valve pocket (2); In described valve pocket (2), be provided with a valve port (3), on described valve body (1), be provided with valve gap (4), in described valve gap (4), be provided with the mangetic core assembly (5) that can close said valve port (3) and it is characterized in that: described mangetic core assembly (5) includes valve rod assembly (6); On described valve rod assembly (6) one ends, rubber seal head (7) is housed; On described valve rod assembly (6), be arranged with the bell jar (8) that can form air cavity, said bell jar (8) be fixed on the axle envelope (9) on the valve body (2) being provided with on the described valve rod assembly (6), at the described electric coil assembly (10) that said mangetic core assembly (6) is opened when in described valve gap (4), being provided with energising with valve body (2); Between described rubber seal head (7) and bell jar (8), be provided with extrusion spring (11), described extrusion spring (11) is set on the valve rod assembly (6).
2. a kind of axial seal formula solenoid valve according to claim 1; It is characterized in that on described valve port (3), being provided with a conical surface (31); On described rubber seal head (7) top, be provided with the sealing cone (71) that cooperates with said conical surface (31), said valve port (3) is stretched into and described sealing cone (71) is squeezed on the said conical surface (31) in the top of said rubber seal head (7) during the closed electromagnetic valve state.
3. a kind of axial seal formula solenoid valve according to claim 1; It is characterized in that being provided with a junction (11) in described valve body (1) upper end; On described joint (11), be provided with an annular groove (12), in described annular groove (12), be provided with O-ring seal (13).
4. a kind of axial seal formula solenoid valve according to claim 1; It is characterized in that including a seal (91) in described axle envelope (9); In described axle seal (91), be provided with at least one seal ring (92), be respectively equipped with at least one seal ring (92) on the two ends up and down in described axle envelope (9).
5. a kind of axial seal formula solenoid valve according to claim 1; It is characterized in that comprising the coil brace (101) that is set in outside the said mangetic core assembly (6) at described electric coil assembly (10); In described coil brace (101), be provided with electric coil; On described coil brace (101), be provided with magnetic force U type frame (102), on described coil brace (101) upper end, be provided with magnet steel (103).
6. a kind of axial seal formula solenoid valve according to claim 5 is characterized in that being provided with a mounting groove (104) in described coil brace (101) upper end, and described magnet steel (103) is arranged in the said mounting groove (104).
7. a kind of axial seal formula solenoid valve according to claim 1; It is characterized in that described valve rod assembly (6) comprises valve rod (61); Said rubber seal head (7) is installed on said valve rod (61) one ends, on said valve rod (61) the other end, is connected with moving core (62), is connected with inserts (63) in described moving core (62) upper end; Described inserts (63) stretches out said valve gap (4) top; On described inserts (63) one ends, be connected with handle (64), be provided with restraining groove (41) in described valve gap (4) upper end, described handle (64) is arranged in the described restraining groove (41) during closed electromagnetic valve.
8. according to claim 1 or 7 described a kind of axial seal formula solenoid valves, it is characterized in that being connected with dirt-proof cap (14) in described valve gap (4) upper end.
9. a kind of axial seal formula solenoid valve according to claim 1 is characterized in that on said valve body (1), being provided with the import (15) and the outlet (16) that are communicated with said valve port (3) respectively.
10. a kind of axial seal formula solenoid valve according to claim 7; It is characterized in that on said rubber seal head (7) one ends, being provided with pad (17); Described pad (17) is set on the said valve rod (61), and said extrusion spring (11) is arranged between said pad (17) and the bell jar (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200242454U CN202469156U (en) | 2012-01-08 | 2012-01-08 | Axial sealed solenoid valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200242454U CN202469156U (en) | 2012-01-08 | 2012-01-08 | Axial sealed solenoid valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202469156U true CN202469156U (en) | 2012-10-03 |
Family
ID=46917315
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012200242454U Expired - Fee Related CN202469156U (en) | 2012-01-08 | 2012-01-08 | Axial sealed solenoid valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202469156U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104874082A (en) * | 2014-02-28 | 2015-09-02 | 北京谊安医疗系统股份有限公司 | Solenoid valve sealing piece and respirator provided with same |
| CN106195375A (en) * | 2016-07-20 | 2016-12-07 | 郦强 | Pressure oil tank pressure-retaining valve apparatus |
| WO2022247699A1 (en) * | 2021-05-28 | 2022-12-01 | 散裂中子源科学中心 | High-temperature-resistant vacuum electromagnetic valve |
-
2012
- 2012-01-08 CN CN2012200242454U patent/CN202469156U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104874082A (en) * | 2014-02-28 | 2015-09-02 | 北京谊安医疗系统股份有限公司 | Solenoid valve sealing piece and respirator provided with same |
| CN104874082B (en) * | 2014-02-28 | 2018-11-13 | 北京谊安医疗系统股份有限公司 | Solenoid valve diaphragm seal and lung ventilator with it |
| CN106195375A (en) * | 2016-07-20 | 2016-12-07 | 郦强 | Pressure oil tank pressure-retaining valve apparatus |
| WO2022247699A1 (en) * | 2021-05-28 | 2022-12-01 | 散裂中子源科学中心 | High-temperature-resistant vacuum electromagnetic valve |
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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: 20121003 Termination date: 20140108 |