CN202056386U - Solenoid valve - Google Patents
Solenoid valve Download PDFInfo
- Publication number
- CN202056386U CN202056386U CN2011201373612U CN201120137361U CN202056386U CN 202056386 U CN202056386 U CN 202056386U CN 2011201373612 U CN2011201373612 U CN 2011201373612U CN 201120137361 U CN201120137361 U CN 201120137361U CN 202056386 U CN202056386 U CN 202056386U
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- China
- Prior art keywords
- valve
- seat
- diaphragm
- needle
- movable
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- 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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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/12—Actuating devices; Operating means; Releasing devices actuated by fluid
- F16K31/36—Actuating devices; Operating means; Releasing devices actuated by fluid in which fluid from the circuit is constantly supplied to the fluid motor
- F16K31/40—Actuating devices; Operating means; Releasing devices actuated by fluid in which fluid from the circuit is constantly supplied to the fluid motor with electrically-actuated member in the discharge of the motor
- F16K31/402—Actuating devices; Operating means; Releasing devices actuated by fluid in which fluid from the circuit is constantly supplied to the fluid motor with electrically-actuated member in the discharge of the motor acting on a diaphragm
- F16K31/404—Actuating devices; Operating means; Releasing devices actuated by fluid in which fluid from the circuit is constantly supplied to the fluid motor with electrically-actuated member in the discharge of the motor acting on a diaphragm the discharge being effected through the diaphragm and being blockable by an electrically-actuated member making contact with the diaphragm
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Magnetically Actuated Valves (AREA)
Abstract
The utility model relates to a solenoid valve which comprises a main valve body, a valve seat, a valve sleeve, a coil, a movable valve, a fixed valve, a pressure spring, a diaphragm and a supporting part, wherein a valve port is arranged at an end of the main valve body; the valve seat is arranged at the end of the main valve body where the valve port is arranged; the diaphragm is arranged between the valve seat and the main valve body; the valve sleeve is connected with the valve seat; the coil is sleeved on the valve sleeve; the fixed valve is inserted into the coil and the valve sleeve and is supported on the valve sleeve; the movable valve is arranged in the valve sleeve and can move in the valve sleeve; one end of the movable valve penetrates through the diaphragm and is connected with the diaphragm together; the movable valve penetrates through one end of the diaphragm to open and close the valve port; the pressure spring is arranged in the movable valve; one end of the pressure spring is connected with the fixed valve, and the other end of the pressure spring is connected with the movable valve; and the supporting part is arranged in the main valve body. The solenoid valve has reliable performance and good control effect.
Description
Technical field
The utility model relates to valve, relates in particular to a kind of solenoid valve.
Background technique
Solenoid valve is the switching element in the control system, and being widely used in liquid, gas is the automation control of all kinds of pipelines of medium.
By mode of operation, solenoid valve can be divided into normal close type solenoid valve and normal-open electromagnetic valve, and by working principle, solenoid valve can be divided into direct action solenoid valve and step direct-acting type electromagnetic valve again.
Be example now, simply introduce the working principle of direct action solenoid valve and step direct-acting type electromagnetic valve respectively with the normal close type solenoid valve:
1, direct-acting type: during outage, valve port is closed condition, produces electromagnetic force when coil electricity, make iron core overcome spring force with the static iron core adhesive, direct open valve, medium is path, and electromagnetic force disappears when coil losing electricity, iron core resets under the effect of spring force, direct close port, medium will not pass through, and the valve arrangement of this kind form is simple, reliable in action, proper functioning under zero pressure difference or micro-vacuum;
2, step direct-acting type: the combination that is direct-acting type and leading type, when inlet and outlet pressure reduction equal (approaching) zero, after the energising, electromagnetic force is directly upwards mentioned little valve of guide and main valve closure body successively, valve open, when inlet and outlet reach startup pressure reduction, after the energising, electromagnetic force is opened the little valve of guide earlier, and cavity pressure rises under the main valve, upper cavity pressure descends, thereby utilize pressure reduction that main valve is upwards pushed open, during outage, pilot valve and main valve utilize spring force or pressure medium to promote closure body, move down, cause valve closing.
Normal-open electromagnetic valve is opposite with normal close type solenoid valve working principle.
The model utility content
The purpose of this utility model is to provide a kind of solenoid valve, and reliable performance is controlled effective.
To achieve the above object, the utility model provides a kind of solenoid valve, comprises main valve body, valve seat, valve pocket, coil, moving valve, decides valve, stage clip, diaphragm and supporting part; One end of described main valve body is provided with valve port, and described valve seat is arranged on the end that described main valve body is provided with valve port; Described diaphragm arrangement is between described valve seat and described main valve body; Described valve pocket links to each other with described valve seat; Described coil is socketed on the described valve pocket; Describedly decide valve and insert described coil and valve pocket, and be supported on the described valve pocket; Described moving valve is arranged in the described valve pocket, and can move in described valve pocket, and an end of described moving valve passes described diaphragm, and links together with described diaphragm, and the end that described moving valve passes described diaphragm carries out opening and closing to described valve port; Described stage clip is arranged in the described moving valve, and an end of this stage clip is decided valve and is connected with described, and the other end of this stage clip is connected with described moving valve; Described supporting part is arranged in the described main valve body.
Above-mentioned solenoid valve, wherein, when described solenoid valve was in closed state, the end plug that described moving valve passes described diaphragm advanced described valve port, withstands on the described supporting part, described moving valve is blocked described valve port, the other end of described moving valve and describedly decide the valve segment distance of being separated by.
Above-mentioned solenoid valve, wherein, described moving valve comprises movable valve plug and movable valve plug seat, described movable valve plug is arranged in the valve pocket, and described movable valve plug seat is arranged on an end of described movable valve plug, and described movable valve plug seat passes described diaphragm, and link together with described diaphragm, described movable valve plug seat carries out opening and closing to described valve port, and described movable valve plug is provided with first cavity, and described stage clip is arranged in described first cavity.
Above-mentioned solenoid valve, wherein, described moving valve also comprises opening space washer and valve block pad, described opening space washer and valve block pad all are socketed on the described movable valve plug seat, and described diaphragm is clipped between the two.
Above-mentioned solenoid valve, wherein, described movable valve plug also is provided with second cavity near an end of described movable valve plug seat, is provided with the seal spool pad in described second cavity, and described seal spool pad links to each other with described movable valve plug seat.
Above-mentioned solenoid valve, wherein, described moving valve also comprises extension spring, described extension spring is socketed in the joint of described movable valve plug and movable valve plug seat.
Above-mentioned solenoid valve, wherein, described supporting part comprises needle, needle seat and gland nut;
The end that valve port is not established from described main valve body in the tip of described needle inserts described main valve body, and the other end of described needle is provided with the needle swing handle; Described needle cover for seat and is threaded with described main valve body and needle respectively on described needle; Described gland nut is enclosed within on the described needle seat, and is threaded with described needle seat.
Above-mentioned solenoid valve, wherein, described supporting part is a strut.
Above-mentioned solenoid valve, wherein, the end that described valve seat is connected with described main valve body is provided with cavity.
Above-mentioned solenoid valve, wherein, described main valve body is provided with into media cavity and goes out media cavity.
Solenoid valve of the present utility model adopts moving valve that valve port is carried out opening and closing, and the diaphragm that links to each other with moving valve can prevent effectively that transmission medium from outwards transmitting, and reliable performance is controlled effective;
Solenoid valve of the present utility model also can utilize needle to open or close port, therefore, when coil lost efficacy, can use needle to open or close port, has strengthened the ability of solenoid valve reply emergency situations, and flexibility is strong;
Solenoid valve of the present utility model is high temperature resistant, and low temperature resistant, and the suitable environment ability is strong.
Description of drawings
Solenoid valve of the present utility model is provided by following embodiment and accompanying drawing.
Fig. 1 is the sectional view of the utility model embodiment one solenoid valve when being in closed state.
Fig. 2 is the sectional view of main valve body in the utility model solenoid valve.
Fig. 3 is the sectional view of moving valve in the utility model solenoid valve.
Fig. 4 is the sectional views of the utility model embodiment two solenoid valves when being in closed state.
Embodiment
Below with reference to Fig. 1～Fig. 4 solenoid valve of the present utility model is described in further detail.
Solenoid valve of the present utility model comprises main valve body, valve seat, valve pocket, coil, moving valve, decides valve, stage clip, diaphragm and supporting part;
One end of described main valve body is provided with valve port, and described valve seat is arranged on the end that described main valve body is provided with valve port;
Described diaphragm arrangement is between described valve seat and described main valve body;
Described valve pocket links to each other with described valve seat;
Described coil is socketed on the described valve pocket;
Describedly decide valve and insert described coil and valve pocket, and be supported on the described valve pocket;
Described moving valve is arranged in the described valve pocket, and can move in described valve pocket, and an end of described moving valve passes described diaphragm, and links together with described diaphragm, and the end that described moving valve passes described diaphragm carries out opening and closing to described valve port;
Described stage clip is arranged in the described moving valve, and an end of this stage clip is decided valve and is connected with described, and the other end of this stage clip is connected with described moving valve;
Described supporting part is arranged in the described main valve body.
Solenoid valve of the present utility model adopts moving valve that valve port is carried out opening and closing, and the diaphragm that links to each other with moving valve can prevent effectively that transmission medium from outwards transmitting, and reliable performance is controlled effective.
Embodiment one:
Sectional view when the solenoid valve that Figure 1 shows that present embodiment is in closed state, Fig. 2 is the sectional view of main valve body 100;
As shown in Figure 1, the solenoid valve of present embodiment comprises main valve body 110, valve seat 120, valve pocket 130, coil 140, moving valve 150, decides valve 160, stage clip 170, diaphragm 180 and strut 190;
As shown in Figure 2, an end of described main valve body 110 is provided with valve port 111, and described valve seat 120 is arranged on the end that described main valve body 110 is provided with valve port 111;
Described diaphragm 180 is arranged between described valve seat 120 and the described main valve body 110, and the edge of this diaphragm 180 tightly is clipped between described valve seat 120 and the described main valve body 110;
Described valve pocket 130 links to each other with described valve seat 120, and this valve pocket 130 is supported on the described valve seat 120;
Described coil 140 is socketed on the described valve pocket 130;
Describedly decide valve 160 and insert described coil 140 and valve pockets 130, and be supported on the described valve pocket 130;
Described moving valve 150 is arranged in the described valve pocket 130, should can in described valve pocket 130, move by moving valve 150, one end of described moving valve 150 passes described diaphragm 180, and link together with described diaphragm 180, the end that described moving valve 150 passes described diaphragm 180 carries out opening and closing to described valve port 111;
Described stage clip 170 is arranged in the described moving valve 150, and an end of this stage clip 170 is decided valve 160 and is connected with described, and the other end of this stage clip 170 is connected with described moving valve 150;
Described strut 190 is arranged in the described main valve body 110.
When solenoid valve is in closed state, the end plug that described moving valve 150 passes described diaphragm 180 advances described valve port 111, withstands on the described strut 190, at this moment, described moving valve 150 is blocked described valve port 111, described valve port 111 is closed, and the other end of described moving valve 150 and describedly decide the valve 160 segment distance L of being separated by.
The working principle of the solenoid valve of present embodiment is, when described coil 140 cuts off the power supply, described moving valve 150 is filled in described valve port 111 under the effect of the pressure of described stage clip 170 and self gravitation, and withstand on the described strut 190, described valve port 111 is closed, at this moment, described moving valve 150 is decided the valve 160 segment distance L of being separated by with described; When described coil 140 is switched on, this coil 140 produces electromagnetic force, the described moving valve 150 of adhesive, described moving valve 150 overcomes the effect of the pressure and the self gravitation of described stage clip 170 under the effect of electromagnetic force, towards the described direction motion of deciding valve 160, and finally break away from described valve port 111, open described valve port 111, described diaphragm 180 is followed described moving valve 150 together towards the described direction motion of deciding valve 160, and described diaphragm 180 is used to prevent that transmission medium is towards the described direction transportation of deciding valve 160.
Continuation is referring to Fig. 2, described main valve body 110 is provided with into media cavity 112 and goes out media cavity 113, describedly advance media cavity 112 and be used for being connected, describedly go out media cavity 113 and be used for being connected with the outer pipe (Fig. 2 does not show) of transmission medium with the inlet tube (Fig. 2 does not show) of transmission medium.
This valve seat 120 is provided with cavity 121 with the end that described main valve body 110 is connected;
When described coil 140 was switched on, described diaphragm 180 was followed described moving valve 150 and is moved together, and described cavity 121 limits the moving range of described diaphragm 180.
Preferably, be provided with nylon pad 131 between described valve pocket 130 and the described valve seat 120.
Figure 3 shows that the sectional view of described moving valve 150, should comprise movable valve plug 151 and movable valve plug seat 152 by moving valve 150, described movable valve plug 151 is arranged in the valve pocket 130, described movable valve plug seat 152 is arranged on an end of described movable valve plug 151, described movable valve plug seat 152 passes described diaphragm 180, and links together with described diaphragm 180, and 152 pairs of described valves 111 of described movable valve plug seat carry out opening and closing, described movable valve plug 151 is provided with first cavity 153, and described stage clip 170 is arranged in described first cavity 153;
Preferably, described moving valve 150 also comprises opening space washer 154 and valve block pad 155, and described opening space washer 154 and valve block pad 155 all are socketed on the described movable valve plug seat 152, and described diaphragm 180 is clipped between the two, as shown in Figure 1;
Described opening space washer 154 and valve block pad 155 have two effects: the first, and fixing described diaphragm 180 is connected with described movable valve plug seat 152; The second, described diaphragm 180 is tightly connected with described movable valve plug seat 152;
Preferably, described movable valve plug 151 also is provided with second cavity near an end of described movable valve plug seat 152, is provided with seal spool pad 157 described seal spool pads 158 in described second cavity and links to each other with described movable valve plug seat 152;
Preferably, described moving valve 150 also comprises extension spring 156, described extension spring 156 is socketed in the joint of described movable valve plug 151 and movable valve plug seat 152, as shown in Figure 1, described extension spring 156 is used to cushion the active force between movable valve plug seat 152 described in described moving valve 150 moving process and the described movable valve plug 151, improves the solenoid valve service behaviour.
In the present embodiment, described main valve body 110 and valve seat 120 all adopt ZH62 (ZCuZn38) material to make, described valve pocket 130, movable valve plug seat 152 and valve block pad 155 all adopt stainless steel material to make, described diaphragm 180 adopts fourth fine, silicone rubber and fluorine rubber are made, described stage clip 170 and extension spring 156 all adopt stainless steel spring steel wire to make, described movable valve plug 151 adopts the pure iron material to make, described opening space washer 154 adopts 1 millimeter cold rolled plate to make, described seal spool pad 157 adopts silicone rubber materials to make, and the solenoid valve of present embodiment is high temperature resistant and low temperature resistant.
Embodiment two:
Sectional view when the solenoid valve that Figure 4 shows that present embodiment is in closed state, as shown in Figure 4, embodiment two is with embodiment one difference, implements that supporting part comprises needle 210, needle seat 230 and gland nut 240 described in two;
The end that valve port 111 is not established from described main valve body 110 in the tip 211 of described needle 210 inserts described main valve body 110, when solenoid valve is in closed state, described movable valve plug seat 152 withstands on the tip 211 of described needle 210, and the other end of described needle 210 is provided with needle swing handle 220;
Described needle seat 230 is enclosed within on the described needle 210, and is threaded with described main valve body 110 and needle 210 respectively;
Described gland nut 240 is enclosed within on the described needle seat 230, and is threaded with described needle seat 230, and described gland nut 240 is used to stablize the position of the described relatively needle seat 230 of described needle 210.
Preferably, be provided with needle packing ring 250 between described needle seat 230 and the described gland nut 240, this needle packing ring 250 is positioned at the end of described needle seat 230 near described gland nut 240, and the effect of described needle packing ring 250 is further to stablize the position of the described relatively needle seat 230 of described needle 210.
The supporting part of present embodiment has two effects: the first, support described moving valve 150; Second, when described coil 140 lost efficacy, in the time of can't utilizing electromagnetic force to open described valve port 111, can utilize described needle 210 to open described valve port 111, specific practice is to turn described needle swing handle 220, make of the direction motion of described needle 210 towards described moving valve 150, the tip 211 of described needle 210 promotes described movable valve plug seat 152 to the described direction motion of deciding valve 160, makes described movable valve plug seat 152 break away from described valve port 111 at last, opens described valve port 111.
In the present embodiment, described needle 210, needle seat 230 and gland nut 240 all adopt the H62 material to make, and described needle packing ring 250 adopts nylon material to make.
Claims (10)
1. a solenoid valve is characterized in that, comprises main valve body, valve seat, valve pocket, coil, moving valve, decides valve, stage clip, diaphragm and supporting part;
One end of described main valve body is provided with valve port, and described valve seat is arranged on the end that described main valve body is provided with valve port;
Described diaphragm arrangement is between described valve seat and described main valve body;
Described valve pocket links to each other with described valve seat;
Described coil is socketed on the described valve pocket;
Describedly decide valve and insert described coil and valve pocket, and be supported on the described valve pocket;
Described moving valve is arranged in the described valve pocket, and can move in described valve pocket, and an end of described moving valve passes described diaphragm, and links together with described diaphragm, and the end that described moving valve passes described diaphragm carries out opening and closing to described valve port;
Described stage clip is arranged in the described moving valve, and an end of this stage clip is decided valve and is connected with described, and the other end of this stage clip is connected with described moving valve;
Described supporting part is arranged in the described main valve body.
2. solenoid valve as claimed in claim 1, it is characterized in that, when described solenoid valve is in closed state, the end plug that described moving valve passes described diaphragm advances described valve port, withstands on the described supporting part, described moving valve is blocked described valve port, the other end of described moving valve and describedly decide the valve segment distance of being separated by.
3. solenoid valve as claimed in claim 1 or 2, it is characterized in that, described moving valve comprises movable valve plug and movable valve plug seat, described movable valve plug is arranged in the valve pocket, and described movable valve plug seat is arranged on an end of described movable valve plug, and described movable valve plug seat passes described diaphragm, and link together with described diaphragm, described movable valve plug seat carries out opening and closing to described valve port, and described movable valve plug is provided with first cavity, and described stage clip is arranged in described first cavity.
4. solenoid valve as claimed in claim 3 is characterized in that, described moving valve also comprises opening space washer and valve block pad, and described opening space washer and valve block pad all are socketed on the described movable valve plug seat, and described diaphragm is clipped between the two.
5. solenoid valve as claimed in claim 3 is characterized in that, described movable valve plug also is provided with second cavity near an end of described movable valve plug seat, is provided with the seal spool pad in described second cavity, and described seal spool pad links to each other with described movable valve plug seat.
6. solenoid valve as claimed in claim 3 is characterized in that, described moving valve also comprises extension spring, and described extension spring is socketed in the joint of described movable valve plug and movable valve plug seat.
7. solenoid valve as claimed in claim 1 or 2 is characterized in that described supporting part comprises needle, needle seat and gland nut;
The end that valve port is not established from described main valve body in the tip of described needle inserts described main valve body, and the other end of described needle is provided with the needle swing handle;
Described needle cover for seat and is threaded with described main valve body and needle respectively on described needle;
Described gland nut is enclosed within on the described needle seat, and is threaded with described needle seat.
8. solenoid valve as claimed in claim 1 or 2 is characterized in that, described supporting part is a strut.
9. solenoid valve as claimed in claim 1 or 2 is characterized in that, the end that described valve seat is connected with described main valve body is provided with cavity.
10. solenoid valve as claimed in claim 1 or 2 is characterized in that, described main valve body is provided with into media cavity and goes out media cavity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201373612U CN202056386U (en) | 2011-05-03 | 2011-05-03 | Solenoid valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201373612U CN202056386U (en) | 2011-05-03 | 2011-05-03 | Solenoid valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202056386U true CN202056386U (en) | 2011-11-30 |
Family
ID=45016358
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011201373612U Expired - Fee Related CN202056386U (en) | 2011-05-03 | 2011-05-03 | Solenoid valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202056386U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102261510A (en) * | 2011-05-03 | 2011-11-30 | 上海申燃能源科技发展有限公司 | Electromagnetic valve |
| CN110621925A (en) * | 2017-05-17 | 2019-12-27 | Smc 株式会社 | Pilot-operated electromagnetic valve |
| CN111237533A (en) * | 2020-03-19 | 2020-06-05 | 鞍山电磁阀有限责任公司 | Pilot-operated electromagnetic valve |
-
2011
- 2011-05-03 CN CN2011201373612U patent/CN202056386U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102261510A (en) * | 2011-05-03 | 2011-11-30 | 上海申燃能源科技发展有限公司 | Electromagnetic valve |
| CN110621925A (en) * | 2017-05-17 | 2019-12-27 | Smc 株式会社 | Pilot-operated electromagnetic valve |
| EP3627019A4 (en) * | 2017-05-17 | 2021-01-27 | SMC Corporation | Pilot-type solenoid valve |
| CN111237533A (en) * | 2020-03-19 | 2020-06-05 | 鞍山电磁阀有限责任公司 | Pilot-operated electromagnetic valve |
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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: 20111130 Termination date: 20150503 |
|
| EXPY | Termination of patent right or utility model |