CN105443839B - Two logical D types solenoid valves of one kind and its application method - Google Patents
Two logical D types solenoid valves of one kind and its application method Download PDFInfo
- Publication number
- CN105443839B CN105443839B CN201510969321.7A CN201510969321A CN105443839B CN 105443839 B CN105443839 B CN 105443839B CN 201510969321 A CN201510969321 A CN 201510969321A CN 105443839 B CN105443839 B CN 105443839B
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- Prior art keywords
- diaphragm
- valve body
- mandrel
- access
- logical
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Classifications
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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
- F16K31/02—Actuating devices; Operating means; Releasing devices electric; magnetic
- F16K31/06—Actuating devices; Operating means; Releasing devices electric; magnetic using a magnet, e.g. diaphragm valves, cutting off by means of a liquid
- F16K31/0644—One-way valve
- F16K31/0655—Lift valves
-
- 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
- F16K31/02—Actuating devices; Operating means; Releasing devices electric; magnetic
- F16K31/06—Actuating devices; Operating means; Releasing devices electric; magnetic using a magnet, e.g. diaphragm valves, cutting off by means of a liquid
- F16K31/0644—One-way valve
- F16K31/0672—One-way valve the valve member being a diaphragm
Abstract
The invention belongs to valve technology fields, and it includes valve body, shell and rear cover to be related to two logical D types solenoid valves of one kind and its application method, two logical D types solenoid valves, and valve body is separately positioned on the both ends of shell with rear cover and is fixedly connected respectively with the both ends of shell；Alternate path of the perforation valve body for the first access of incoming fluid and outflow fluid is offered on valve body；The inner cavity of shell is provided with Electromagnetic Control part；Diaphragm is provided between valve body and shell, diaphragm one end is fixedly connected with Electromagnetic Control part, the other end and valve body fixed seal connection, cavity is formed between diaphragm and valve body, the entrance of first lane exit and alternate path accesses the cavity, fluid enters from the first access flows through the cavity, then is flowed out from alternate path；The runner of diaphragm cut-off or channeling fluid between the first access and alternate path is controlled by Electromagnetic Control part.The solenoid valve type is simple in structure, small, response is rapid, corrosion-resistant and is easily installed.
Description
【Technical field】
The invention belongs to valve technology field, it is related to two logical D types solenoid valves and its use of a kind of biochemical analyzer
Method.
【Background technology】
Solenoid valve for biochemical analyzer generally requires that corrosion-resistant, low in energy consumption, service life is long, response is rapid, work(
Consume it is low, small and be convenient for integrated installation.There is the defect for being difficult to meet above-mentioned requirements mostly in existing product.
【Invention content】
It is an object of the invention to be to solve above-mentioned the shortcomings of the prior art, propose a kind of two logical D types solenoid valves and
Its application method, the solenoid valve have many advantages, such as that simple in structure, small, response is rapid, corrosion-resistant and is easily installed use.
The present invention is achieved through the following technical solutions.
A kind of two logical D types solenoid valves, including valve body 1, shell 7 and rear cover 8, the valve body 1 are separately positioned on rear cover 8
The both ends of shell 7 are simultaneously fixedly connected with the both ends of shell 7 respectively；Perforation valve body 1 is offered on the valve body 1 to flow for flowing into
The alternate path 102 of the first access 101 and outflow fluid of body；The inner cavity of the shell 7 is provided with Electromagnetic Control part；Institute
Diaphragm 3 is provided between the valve body 1 stated and shell 7, described diaphragm one end is fixedly connected with Electromagnetic Control part, another
End and 1 fixed seal connection of valve body, are formed with cavity between diaphragm 3 and valve body 1, first access 101 outlet and the
The entrance of two accesses 102 accesses the cavity, and fluid enters from the first access 101 flows through the cavity, then is flowed from alternate path 102
Go out；The cut-off of diaphragm 3 or channeling fluid are controlled between the first access 101 and alternate path 102 by Electromagnetic Control part
Runner.
The Electromagnetic Control part includes electromagnetic coil, movable core 4 and electromagnet 6, and the electromagnet 6 is fixed on
Electromagnetic coil inner cavity is simultaneously arranged close to rear cover 8；The described setting of movable core 4 electromagnetic coil inner cavity and in electromagnet 6 with
Between valve body 1, spring 5 is provided between movable core 4 and electromagnet 6.
Offer the slot for installing diaphragm 3 on the valve body 1, diaphragm 3 is installed in this slot, diaphragm 3 with
The contact surface of the slot seals.
The diaphragm 3 includes seal washer part 301, membrane portions 302 and mandrel 303, the seal washer
Part 301 is connect with mandrel 303 by the membrane portions 302；The seal washer part 301 is arranged on valve body 1
In the slot for installing diaphragm 3 opened up；The outlet of the first access 101 described in 303 face of mandrel is arranged, mandrel
303 outlet for sealing or opening the first access 101.
The diaphragm 3 is structure as a whole, and the seal washer part 301 of diaphragm 3, membrane portions 302 and mandrel
303 coaxial arrangements.
One end of the mandrel 303 is provided with external screw thread, and the terminal position of screw thread is provided with the shaft shoulder, mandrel 303
The other end is set as back taper, and the end at the end is the big end of back taper.
One end that the movable core 4 is connected with diaphragm 3 offers threaded hole, movable core 4 axially inward
By the threaded hole with open up externally threaded one end fits on the mandrel 303 and connect.
End of the mandrel 303 with back taper one end is equipped with gasket 2, and mandrel 303 passes through back taper with gasket 2
Structure fits, and mandrel 303 is sealed or opened the outlet of the first access 101 by gasket 2.
A kind of application method of two logical D types solenoid valves, includes the following steps：
Step 1：The two logical D types solenoid valves are accessed into fluid system by the first access 101 and alternate path 102；
Control circuit is accessed into the Electromagnetic Control part of described two logical D types solenoid valves；
Step 2：It powers off or is powered to Electromagnetic Control part by control circuit, Electromagnetic Control part controls diaphragm 3
The runner of cut-off or channeling fluid between the first access 101 and alternate path 102.
In the step two, when needing runner of the channeling fluid between the first access 101 and alternate path 102,
Electromagnetic Control partial current, the electromagnet 6 of Electromagnetic Control part is given to apply magnetic force to movable core 4 by control circuit, movably
Iron core 4 moves to electromagnet 6 and spring 5 is further compressed, meanwhile, movable core 4 drives the mandrel on diaphragm 3
303 and mandrel 303 on 2 synchronizing moving of gasket, so that gasket 2 is left the outlet of the first access 101, and then realize that first is logical
The conducting of runner between road 101 and alternate path 102；
When needing to end runner of the fluid between the first access 101 and alternate path 102, by control circuit to electricity
Magnetic control part powers off, and by the restoring force of spring 5, movable core 4 pushes the synchronization of the gasket 2 on mandrel 303 and mandrel 303
It is mobile, so that gasket 2 is stopped the outlet of the first access 101, and then realize runner between the first access 101 and alternate path 102
Cut-off；
When mandrel 303 moves, diaphragm 302 deforms with the movement of mandrel 303, and diaphragm 302 and mandrel 303 and
Sealing is kept between seal washer 301.
Compared with prior art, the present invention has the advantages that.
The diaphragm of two logical D types solenoid valve provided by the invention is structure as a whole, and sealing is formed by diaphragm and valve body
Cavity, you can realize sealing to fluid；Ensure the motion amplitude of mandrel using the amount of movement of diaphragm membrane portions；Dynamic iron
Core ribbon moving mandrel and gasket on or off runner；Two movements of movable core are realized using compression spring and electromagnet.Cause
This configuration of the present invention is simple, small, response is rapid, corrosion-resistant and is easily installed.
【Description of the drawings】
Fig. 1 is the front view of the present invention；
Fig. 2 is the vertical view of the present invention；
Fig. 3 is the upward view of the present invention；
Fig. 4 is the left view of the present invention；
Fig. 5 is the right view of the present invention；
Longitudinal rotation profile that Fig. 6 is done in an axial direction for the present invention；
Fig. 7 is the diaphragm sectional view of the present invention；
Fig. 8 is the screw installation diagram of the present invention；
Fig. 9 is the assembling structure schematic diagram of the valve body figure diaphragm of the present invention；
Figure 10 is the structural schematic diagram of valve body of the present invention；
Figure 11 is the assembling schematic diagram of the diaphragm and movable core of the present invention.
Wherein：1. valve body, 101. first accesses, 102. alternate paths, 103. first valve body mouth pipes, 104. second valve body mouths
Pipe, 105. first mounting holes, 106. second mounting holes, 107. first lug-mounteds, 108. second lug-mounteds, 109 the oneth, are close
Cover, 2. gaskets, 3. diaphragms, 301. seal washer parts, 302. membrane portions, 303. mandrels, 304. secondary sealing areas,
4. movable core, 5. springs, 6. electromagnet, 7. shells, 8. rear covers, 9. leads, 10. first screws, 11. second screws.
【Specific implementation mode】
It is next below in conjunction with the accompanying drawings that the present invention is further illustrated.
As shown in Fig. 1 to 11, a kind of two logical D types solenoid valves, including valve body 1, shell 7 and rear cover 8, the valve body 1 with
Rear cover 8 is separately positioned on the both ends of shell 7 and is fixedly connected respectively with the both ends of shell 7；Perforation is offered on the valve body 1
Alternate path 102 of the valve body 1 for the first access 101 and outflow fluid of incoming fluid；The inner cavity of the shell 7 is provided with
Electromagnetic Control part, the Electromagnetic Control part are connect with lead 9；It is provided with diaphragm 3, institute between the valve body 1 and shell 7
The diaphragm one end stated is fixedly connected with Electromagnetic Control part, the other end and 1 fixed seal connection of valve body, diaphragm 3 and valve body 1
Between be formed with cavity, the entrance of first access 101 outlet and alternate path 102 accesses the cavity, and fluid is from first
Access 101, which enters, flows through the cavity, then is flowed out from alternate path 102；By Electromagnetic Control part control diaphragm 3 cut-off or
Runner of the channeling fluid between the first access 101 and alternate path 102.
The Electromagnetic Control part includes electromagnetic coil, movable core 4 and electromagnet 6, and the electromagnet 6 is fixed on
Electromagnetic coil inner cavity is simultaneously arranged close to rear cover 8；The described setting of movable core 4 electromagnetic coil inner cavity and in electromagnet 6 with
Between valve body 1, spring 5 is provided between movable core 4 and electromagnet 6, movable core 4 is inwardly opened close to the end face of electromagnet 6
Equipped with the mounting hole for placing spring 5, which is blind hole, and spring 5 is placed in movable core 4.
Offer the slot for installing diaphragm 3 on the valve body 1, diaphragm 3 is installed in this slot, diaphragm 3 with
The contact surface of the slot seals.
The diaphragm 3 includes seal washer part 301, membrane portions 302 and mandrel 303, the seal washer
Part 301 is connect with mandrel 303 by the membrane portions 302；The seal washer part 301 is arranged on valve body 1
In the slot for installing diaphragm 3 opened up；The outlet of the first access 101 described in 303 face of mandrel is arranged, mandrel
303 outlet for sealing or opening the first access 101.
The diaphragm 3 is structure as a whole, and the seal washer part 301 of diaphragm 3, membrane portions 302 and mandrel
303 coaxial arrangements.
One end of the mandrel 303 is provided with external screw thread, and the terminal position of screw thread is provided with the shaft shoulder, mandrel 303
The other end is set as back taper, and the end at the end is the big end of back taper.
One end that the movable core 4 is connected with diaphragm 3 offers threaded hole, movable core 4 axially inward
By the threaded hole with open up externally threaded one end fits on the mandrel 303 and connect.
End of the mandrel 303 with back taper one end is equipped with gasket 2, and mandrel 303 passes through back taper with gasket 2
Structure fits, and mandrel 303 is sealed or opened the outlet of the first access 101 by gasket 2.
The valve body 1 is respectively arranged with the first valve body mouth in the exit of 101 entrance of the first access and alternate path 102
Pipe 103 and the second valve body mouth pipe 104 are additionally provided with the assembly device of installation solenoid valve on valve body 1.
The valve body 1 is fixedly connected by the first screw 10 with the second screw 11 with shell 7, by the first screw 10 with
The muscle fastening effect of second screw 11 makes the diaphragm being arranged between valve body 1 and shell 73 form sealed connection with valve body 1.
As shown in Fig. 6 to 11, the electromagnetic coil of Electromagnetic Control part and electromagnet 6 are mounted in the inner cavity of shell 7；So
It will be fixedly mounted afterwards with leaded 9 rear cover 8 and shell 7；Then diaphragm 3 is passed through into the male thread portion on mandrel 303
It is fixedly mounted with movable core 4, gasket 2 and mandrel 303 is assembled in place, spring 5 is put into movable core 4；Then will
The movable core 4 for assembling diaphragm 3, gasket 2 and spring 5 is put into the inner cavity of electromagnetic coil from 7 end of shell；Then by valve
Body 1 is mounted on the sealing ring 302 of diaphragm 3；Then by the first screw 10 and the second screw 11 that valve body 1 and shell 7 is tight
Gu so far completing the assembling of the two logical D types solenoid valves of the present invention.
In the solenoid valve assembled, spring 5 is in compressed state, and due to the restoring force of spring 5, spring 5 is to movable
Iron core 4 applies thrust, and movable core 4 applies thrust to the mandrel 303 of diaphragm 3, and by the thrust, mandrel 303 withstands sealing
Pad 2 blocks the outlet of the first access 101.
As shown in fig. 7, diaphragm 3 is structure as a whole, can be 3 parts, 301 seal washers, 302 diaphragms and 303 mandrels.This
Invention makes diaphragm 3 using polytetrafluoroethylene material, and polytetrafluoroethylene (PTFE) is presented with certain intensity under thick size, in thin ruler
There is certain flexibility when very little.Diaphragm 302 is integrated with mandrel 303, is solved sealing of the mandrel 303 when moving back and forth and is asked
Topic.The present invention, so as to reduce the area of diaphragm 302, realizes large area valve chamber by expanding 301 structure of seal washer
Sealing, pressure of the fluid to diaphragm 302 and mandrel 303 can be reduced under same pressure condition, so as to improve electromagnetism
The operating pressure of valve.By seal washer 301, this 3 part of diaphragm 302 and mandrel 303 realizes simplified solenoid valve knot together with doing
The purpose of structure.
As shown in Fig. 9 to 11 and Fig. 6, primary sealing area 109 is opened up on the slot of the installation diaphragm 3 opened up on valve body 1, every
Corresponding secondary sealing area 304 is processed on the seal washer part 301 of diaphragm 3, and end and valve that valve body carries are installed on shell 7
The end of body 1 is disposed as compatible mounting surface, and the size of the opening at 7 end of shell is less than the size of seal washer 301, close
The depth of the slot of installation diaphragm 3, passes through the first screw 10 and the second screw 11 on a little higher than valve body 1 of height of seal washer 301
Fastening effect to fit closely between seal washer 301 and valve body 1, at sealing surface realize sealing, the present invention by every
Sealing can be realized in diaphragm 3 and valve body 1.
As shown in Figures 1 to 3, the present invention provides the assembly method that two kinds are installed the solenoid valve, a kind of mounting means be
Valve body 1 opens up mounting hole, which includes the first mounting hole 105 and the second mounting hole 106；Another mounting means is in valve
Lug-mounted is set on body 1, and lug-mounted includes the first lug-mounted 107 and the second lug-mounted 108, is offered on auricle
Hole for installation.
The course of work of the present invention is as follows：
When not energized, spring 5 applies thrust to movable core 4, passes through the thrust, core of the movable core 4 to diaphragm 3
Axis 303 applies thrust, and the mandrel 303 of stress makes membrane portions deform 302 applied force of membrane portions of diaphragm 3, together
When mandrel 303 withstand the outlet that the gasket 2 installed thereon blocks the first access 101, make fluid in the first access 101 and second
Runner cut-off between access 102.
When energized, electromagnet 6 applies magnetic force to movable core 4, and movable core 4 is moved to electromagnet 6, movable core 4
Movement so that spring 5 is further compressed, while with 2 synchronizing moving of gasket in moving mandrel 303 and mandrel 303, when movable iron
After core 4 moves a certain distance, gasket 2 leaves the outlet of the first access 101, makes fluid in the first access 101 and alternate path
Runner conducting between 102, fluid flow into the cavity formed between diaphragm 3 and valve body 1 from the first access 101, then from the
Two accesses 102 flow out.
The diaphragm of two logical D types solenoid valve provided by the invention is structure as a whole, and improves the reliability of product；Pass through diaphragm
Piece and valve body form the cavity of sealing, you can realize the sealing to fluid；Ensure core using the amount of movement of diaphragm membrane portions
The motion amplitude of axis；Dynamic iron core band moving mandrel and gasket on or off runner；It is realized using compression spring and electromagnet movable
Two movements of iron core.Therefore the configuration of the present invention is simple, small, response is rapid, corrosion-resistant and be easily installed.
The above content is the further descriptions specifically done in conjunction with two three-way electromagnetic valve of the embodiment of the present invention, but cannot recognize
Fixed present invention is limited only to these explanations, without departing from the inventive concept of the premise, for the general of the technical field of the invention
For logical technical staff, several simple replacements and deduction can also be made, all shall be regarded as belonging to the present invention by being submitted
The scope of patent protection that claims determine.
Claims (6)
1. a kind of two logical D types solenoid valves, which is characterized in that including valve body (1), shell (7) and rear cover (8), the valve body (1)
It is separately positioned on the both ends of shell (7) with rear cover (8) and is fixedly connected respectively with the both ends of shell (7), the shell (7)
Inner cavity is provided with Electromagnetic Control part；The first access that perforation valve body (1) is used for incoming fluid is offered on the valve body (1)
(101) and outflow fluid alternate path (102)；It is provided with diaphragm (3), diaphragm between the valve body (1) and shell (7)
Piece (3) includes seal washer part (301), membrane portions (302) and mandrel (303), seal washer part (301) and mandrel
(303) it is connected by membrane portions (302), seal washer part (301), membrane portions (302) and mandrel (303) are integrated knot
Structure, and the seal washer part (301) of diaphragm (3), membrane portions (302) and mandrel (303) coaxial arrangement；Seal washer portion
Point (301) setting opened up on valve body (1) for installing in the slot of diaphragm (3)；First described in mandrel (303) face is logical
The outlet on road (101) is arranged, and mandrel (303) is used to seal or open the outlet of the first access (101), one end of mandrel (303)
It is fixedly connected with Electromagnetic Control part, seal washer part (301) and valve body (1) fixed seal connection, diaphragm (3) and valve body
(1) cavity is formed between, first access (101) outlet and the entrance of alternate path (102) access the cavity, fluid
Enter from the first access (101) and flow through the cavity, then is flowed out from alternate path (102)；The described Electromagnetic Control part control every
The runner of diaphragm (3) cut-off or channeling fluid between the first access (101) and alternate path (102).
2. a kind of two logical D types solenoid valve according to claim 1, which is characterized in that the Electromagnetic Control part includes
Electromagnetic coil, movable core (4) and electromagnet (6), the electromagnet (6) are fixed on electromagnetic coil inner cavity and close to rear covers
(8) it is arranged；Movable core (4) setting in electromagnetic coil inner cavity and is between electromagnet (6) and valve body (1), movably
Spring (5) is provided between iron core (4) and electromagnet (6).
3. a kind of two logical D types solenoid valve according to claim 1, which is characterized in that opened up on the valve body (1) useful
In the slot of installation diaphragm (3), diaphragm (3) is installed in this slot, and diaphragm (3) and the contact surface of the slot seal.
4. a kind of two logical D types solenoid valve according to claim 1, which is characterized in that one end of the mandrel (303) is set
It is equipped with external screw thread, the terminal position of screw thread is provided with the shaft shoulder, the other end of mandrel (303) is set as back taper, the end at the end
Portion is the big end of back taper.
5. a kind of two logical D types solenoid valve according to claim 2, which is characterized in that the movable core (4) and diaphragm
One end that piece (3) is connected offers threaded hole axially inward, and movable core (4) passes through the threaded hole and the mandrel
(303) externally threaded one end fits connection is opened up on.
6. a kind of two logical D types solenoid valve according to claim 4, which is characterized in that the mandrel (303) carries back taper
The end of one end is equipped with gasket (2), and mandrel (303) is fitted with gasket (2) by back taper structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510969321.7A CN105443839B (en) | 2015-12-21 | 2015-12-21 | Two logical D types solenoid valves of one kind and its application method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510969321.7A CN105443839B (en) | 2015-12-21 | 2015-12-21 | Two logical D types solenoid valves of one kind and its application method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105443839A CN105443839A (en) | 2016-03-30 |
| CN105443839B true CN105443839B (en) | 2018-08-24 |
Family
ID=55554353
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510969321.7A Active CN105443839B (en) | 2015-12-21 | 2015-12-21 | Two logical D types solenoid valves of one kind and its application method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105443839B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2141490Y (en) * | 1992-12-29 | 1993-09-01 | 彭德康 | Electric pulse triggering electromagnetic valve |
| JP2001289350A (en) * | 2000-04-06 | 2001-10-19 | Rinnai Corp | Solenoid valve |
| CN201448449U (en) * | 2009-08-03 | 2010-05-05 | 广东万和新电气股份有限公司 | A self-priming magnetic valve for marsh gas appliances |
| CN102808983A (en) * | 2012-07-09 | 2012-12-05 | 乐清市汇金电气有限公司 | Hydraulic electromagnetic valve |
| CN204083444U (en) * | 2014-09-03 | 2015-01-07 | 宁波开灵气动元件制造有限公司 | Diaphragm type medical electric magnet valve |
| CN205446873U (en) * | 2015-12-21 | 2016-08-10 | 中航电测仪器股份有限公司 | Two lead to D type solenoid valve |
-
2015
- 2015-12-21 CN CN201510969321.7A patent/CN105443839B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2141490Y (en) * | 1992-12-29 | 1993-09-01 | 彭德康 | Electric pulse triggering electromagnetic valve |
| JP2001289350A (en) * | 2000-04-06 | 2001-10-19 | Rinnai Corp | Solenoid valve |
| CN201448449U (en) * | 2009-08-03 | 2010-05-05 | 广东万和新电气股份有限公司 | A self-priming magnetic valve for marsh gas appliances |
| CN102808983A (en) * | 2012-07-09 | 2012-12-05 | 乐清市汇金电气有限公司 | Hydraulic electromagnetic valve |
| CN204083444U (en) * | 2014-09-03 | 2015-01-07 | 宁波开灵气动元件制造有限公司 | Diaphragm type medical electric magnet valve |
| CN205446873U (en) * | 2015-12-21 | 2016-08-10 | 中航电测仪器股份有限公司 | Two lead to D type solenoid valve |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105443839A (en) | 2016-03-30 |
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