CN203906876U - Two-position three-way electromagnetic valve - Google Patents
Two-position three-way electromagnetic valve Download PDFInfo
- Publication number
- CN203906876U CN203906876U CN201420329953.8U CN201420329953U CN203906876U CN 203906876 U CN203906876 U CN 203906876U CN 201420329953 U CN201420329953 U CN 201420329953U CN 203906876 U CN203906876 U CN 203906876U
- Authority
- CN
- China
- Prior art keywords
- valve
- piston
- cake
- fast
- way magnetic
- 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 - Lifetime
Links
- 238000007789 sealing Methods 0.000 claims abstract description 28
- 239000003344 environmental pollutant Substances 0.000 abstract description 4
- 231100000719 pollutant Toxicity 0.000 abstract description 4
- 230000003137 locomotive effect Effects 0.000 description 5
- 238000000034 method Methods 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 239000003566 sealing material Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Landscapes
- Details Of Valves (AREA)
Abstract
The utility model discloses a two-position three-way electromagnetic valve. The two-position three-way electromagnetic valve mainly comprises a reversing mechanism arranged inside a valve body, and the reversing mechanism is characterized in that an air inlet is formed in the upper portion of the valve body, an air outlet is formed in the lower portion of the valve body, a piston cavity is formed in the right portion of the valve body, a piston is installed in the piston cavity, and a sealing ring is embedded in the piston to form a piston body with a sealing structure; the piston body is arranged on a small valve element at one end of a main valve element in a sleeved mode to form a moving sealing structure; the main valve element is provided with a valve cake, a valve port is formed by the valve cake and the valve body, the main valve element drives the valve cake to move axially along the axis of the valve cake, and then reversing of the valve is achieved. According to the two-position three-way electromagnetic valve, the piston with the sealing ring replaces an existing diaphragm, the situation that pollutants on the diaphragm may cause leakage and reduction of sealing reliability and function reliability is avoided, and the sealing reliability and function reliability of the moving sealing structure are improved.
Description
Technical field
The utility model relates to a kind of packing of product involution equipment, and International Patent Classification (IPC) (IPC) is divided and belonged to locomotive to power switching control pilot technical field.
Background technique
Two-position three way magnetic valve is for the combined floodgate actuating element of locomotive vacuum breaker system.Its Main Function is rapid closing and make locomotive obtain the electric normal operation that ensures whole locomotive when locomotive needs power taking.
Existing product is as shown in Figure 1: the changement of this valve body utilizes diaphragm 1
,with piston 2
,composition, and be installed on main valve plug 3
,upper formation campaign sealing configuration, and diaphragm 1
,on be usually infected with pollutant, may cause leakage, sealing reliability reduces and functional reliability reduces, while diaphragm needs the material that oil resistance is good and tearing toughness is high.
Thus, the inventor consider to existing be that in my two-position three way magnetic valve, changement improves, this case produces thus.
Model utility content
For the deficiencies in the prior art, the utility model provides a kind of two-position three way magnetic valve, utilizes the piston with seal ring to substitute existing diaphragm, thereby has avoided there is pollutant on diaphragm, may cause leakage, and sealing reliability reduces and functional reliability reduces; Sealing reliability and the functional reliability of motion sealing configuration have been improved.
For achieving the above object, the utility model is achieved through the following technical solutions:
A kind of two-position three way magnetic valve, this two-position three way magnetic valve mainly comprises the changement in setting and valve body, this changement comprises it being at the top of valve body suction port, bottom is provided with air outlet, right part is provided with piston cavity, piston is installed in piston cavity, on piston, is embedded with seal ring and forms the piston body with sealing configuration; Described piston body is set on the small valve core of main valve plug one end, forms motion sealing configuration; Described main valve plug is provided with valve cake, and valve cake and valve body form a valve port, by main valve plug, drives valve cake to move axially along self axis, realizes the commutation of valve.
Further, described main valve plug left end has a small valve core, and small valve core is arranged in the center hole of piston, and can in the center hole of piston, move axially; The left end of main valve plug is provided with a guide rod, and guide rod is arranged in the pilot hole in Kuai Pai mechanism, and can move axially along pilot hole.
Further, described Kuai Pai mechanism is placed in valve body and together with changement axial series.
Further, described Kuai Pai mechanism is that the left half at valve body is provided with rapid escape valve piece, on rapid escape valve piece, there is a fast-discharge valve mouth, at main valve plug, near rapid escape valve piece position, be provided with fast-discharge valve cake simultaneously, fast-discharge valve cake and fast-discharge valve mouth form fast row's passage, movement by fast-discharge valve cake with main valve plug realizes the unlatching of fast-discharge valve or closes, and forms Kuai Pai mechanism.
Further, on the guide rod of described main valve plug, return spring is installed, return spring is arranged on the guide rod between fast-discharge valve cake and rapid escape valve piece pilot hole.
Further, described seal ring is two-way sealing ring or O RunddichtringO or diaphragm seal, is preferably two-way sealing ring.
Compared with prior art, advantage of the present utility model:
The utility model is realized the effect of solenoid valve suction port and air outlet opening and closing by the motion of the Sports band movable valve plug of piston, and two-way sealing ring is packed in piston, then upper piston is packed in housing, forms motion sealing configuration; Substitution rate the solenoid valve inside of existing design be the motion sealing configuration that piston and diaphragm form, thereby avoided there is pollutant on diaphragm, may cause leakage, sealing reliability reduces and functional reliability reduction; Improve sealing reliability and the functional reliability of motion sealing configuration, reduced the requirement of sealing material oil resistance and tearing toughness simultaneously.
Accompanying drawing explanation
Fig. 1 is prior art structural representation;
Fig. 2 is the utility model structural representation.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described in further detail:
Embodiment: refer to shown in Fig. 2, a kind of two-position three way magnetic valve, comprises valve body 1, in an interior changement and the Yi Gekuaipai mechanism of including of valve body 1 simultaneously; Described changement Yu Kuaipai mechanism be axial series together.
Refer to shown in Fig. 2, aforementioned changement comprises it being that bottom is provided with air outlet A at the top of valve body 1 suction port P, and right part is provided with piston cavity, and piston 2 is installed in piston cavity, is embedded with two-way sealing ring 3 and forms the piston body with sealing configuration on piston 2; Described piston body is set on the small valve core 5 of main valve plug 4 one end, forms motion sealing configuration; And described main valve plug 4 is provided with valve cake 6, valve cake 6 forms a valve port with valve body 1, by main valve plug 4, drives valve cakes 6 to move axially along self axis, realizes the commutation of valve.
Refer to shown in Fig. 2, aforementioned Kuai Pai mechanism is that the left half at valve body 1 is provided with rapid escape valve piece 7, on rapid escape valve piece 7, there is a fast-discharge valve mouth 8, at main valve plug, by 1 nearly rapid escape valve piece 7 positions, be provided with fast-discharge valve cake 9 simultaneously, fast-discharge valve cake 9 forms fast row's passage with fast-discharge valve mouth 8, and the movement by fast-discharge valve cake 9 with main valve plug 4 realizes the unlatching of fast-discharge valve or closes.
Refer to shown in Fig. 2, aforementioned described main valve plug 4 left ends have a small valve core 5, and small valve core 5 is arranged in the center hole of piston 2, and can in the center hole of piston 2, move axially; The left end of main valve plug 4 is provided with a guide rod 10, and guide rod 10 is arranged in the pilot hole 11 in Kuai Pai mechanism, and can move axially along pilot hole 11; On the guide rod 10 of described main valve plug 4, return spring 12 is installed, return spring 12 is arranged on the guide rod 10 between fast-discharge valve cake 9 and rapid escape valve piece 7 pilot holes.
Above record, only, for utilizing the embodiment of this origination techniques content, modification, variation that any those skilled in the art use this creation to do, all belong to the scope of the claims that this creation is advocated, and be not limited to those disclosed embodiments.
Claims (6)
1. a two-position three way magnetic valve, it is characterized in that: this two-position three way magnetic valve mainly comprises the changement in setting and valve body, this changement comprises it being at the top of valve body suction port, bottom is provided with air outlet, right part is provided with piston cavity, piston is installed in piston cavity, on piston, is embedded with seal ring and forms the piston body with sealing configuration; Described piston body is set on the small valve core of main valve plug one end, forms motion sealing configuration; Described main valve plug is provided with valve cake, and valve cake and valve body form a valve port, by main valve plug, drives valve cake to move axially along self axis, realizes the commutation of valve.
2. a kind of two-position three way magnetic valve according to claim 1, is characterized in that: described main valve plug left end has a small valve core, and small valve core is arranged in the center hole of piston, and can in the center hole of piston, move axially; The left end of main valve plug is provided with a guide rod, and guide rod is arranged in the pilot hole in Kuai Pai mechanism, and can move axially along pilot hole.
3. a kind of two-position three way magnetic valve according to claim 2, is characterized in that: described Kuai Pai mechanism is placed in valve body and together with changement axial series.
4. a kind of two-position three way magnetic valve according to claim 3, it is characterized in that: described Kuai Pai mechanism is that the left half at valve body is provided with rapid escape valve piece, on rapid escape valve piece, there is a fast-discharge valve mouth, at main valve plug, near rapid escape valve piece position, be provided with fast-discharge valve cake simultaneously, fast-discharge valve cake and fast-discharge valve mouth form fast row's passage, movement by fast-discharge valve cake with main valve plug realizes the unlatching of fast-discharge valve or closes, and forms Kuai Pai mechanism.
5. a kind of two-position three way magnetic valve according to claim 2, is characterized in that: on the guide rod of described main valve plug, return spring is installed, return spring is arranged on the guide rod between fast-discharge valve cake and rapid escape valve piece pilot hole.
6. a kind of two-position three way magnetic valve according to claim 1, is characterized in that: described seal ring is two-way sealing ring or O RunddichtringO or diaphragm seal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420329953.8U CN203906876U (en) | 2014-06-20 | 2014-06-20 | Two-position three-way electromagnetic valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420329953.8U CN203906876U (en) | 2014-06-20 | 2014-06-20 | Two-position three-way electromagnetic valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203906876U true CN203906876U (en) | 2014-10-29 |
Family
ID=51781157
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420329953.8U Expired - Lifetime CN203906876U (en) | 2014-06-20 | 2014-06-20 | Two-position three-way electromagnetic valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203906876U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107246489A (en) * | 2017-02-09 | 2017-10-13 | 常州中进医疗器材有限公司 | A kind of magnetic valve |
| CN107246489B (en) * | 2017-02-09 | 2024-06-25 | 常州中进医疗器材有限公司 | Electromagnetic valve |
-
2014
- 2014-06-20 CN CN201420329953.8U patent/CN203906876U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107246489A (en) * | 2017-02-09 | 2017-10-13 | 常州中进医疗器材有限公司 | A kind of magnetic valve |
| CN107246489B (en) * | 2017-02-09 | 2024-06-25 | 常州中进医疗器材有限公司 | Electromagnetic valve |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204114235U (en) | A kind of leading type two-position-five-way solenoid valve | |
| CN207406824U (en) | A kind of new two-position-five-way solenoid valve | |
| CN205479639U (en) | Directly move piston solenoid valve | |
| CN205877358U (en) | Electromagnetic valve pilot head | |
| CN205298388U (en) | Damping air spring | |
| CN202801286U (en) | Pressure release valve device of pressure coffee machine | |
| CN203906876U (en) | Two-position three-way electromagnetic valve | |
| CN204127444U (en) | A kind of pneumatic valve | |
| CN204533744U (en) | A kind of solenoid valve | |
| CN203770781U (en) | Self-powered check valve | |
| CN105090559A (en) | Cut-off type two-position five-way electromagnetic valve | |
| CN202972028U (en) | Combined control valve of oxygenerator | |
| CN202790816U (en) | Electromagnetic gas valve improving structure | |
| CN205745562U (en) | A kind of two-position two-way solenoid valve | |
| CN203516773U (en) | Stop valve with pilot valve | |
| CN103939649B (en) | Self-operated type stop valve | |
| CN107676240A (en) | A kind of electromagnetic switch formula air driven pump | |
| CN103727266B (en) | Test electromagnetic valve | |
| CN204372226U (en) | A kind of solenoid valve | |
| CN203442264U (en) | Self-operated check valve | |
| CN208185099U (en) | A kind of electromagnetism lock valve | |
| CN206708450U (en) | A kind of two five logical isolation solenoid valves | |
| CN203585448U (en) | One-way throttle valve | |
| CN207660922U (en) | Air-powered electromagnetic combination valve and double-acting cylinder control system | |
| CN207527075U (en) | Double speed gas exhausting valve |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |